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Will Bradley
2010-12-31 01:05:08 -07:00
commit 84d3b511a0
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system/libraries/Benchmark.php
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* CodeIgniter Benchmark Class
*
* This class enables you to mark points and calculate the time difference
* between them. Memory consumption can also be displayed.
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/benchmark.html
*/
class CI_Benchmark {
var $marker = array();
// --------------------------------------------------------------------
/**
* Set a benchmark marker
*
* Multiple calls to this function can be made so that several
* execution points can be timed
*
* @access public
* @param string $name name of the marker
* @return void
*/
function mark($name)
{
$this->marker[$name] = microtime();
}
// --------------------------------------------------------------------
/**
* Calculates the time difference between two marked points.
*
* If the first parameter is empty this function instead returns the
* {elapsed_time} pseudo-variable. This permits the full system
* execution time to be shown in a template. The output class will
* swap the real value for this variable.
*
* @access public
* @param string a particular marked point
* @param string a particular marked point
* @param integer the number of decimal places
* @return mixed
*/
function elapsed_time($point1 = '', $point2 = '', $decimals = 4)
{
if ($point1 == '')
{
return '{elapsed_time}';
}
if ( ! isset($this->marker[$point1]))
{
return '';
}
if ( ! isset($this->marker[$point2]))
{
$this->marker[$point2] = microtime();
}
list($sm, $ss) = explode(' ', $this->marker[$point1]);
list($em, $es) = explode(' ', $this->marker[$point2]);
return number_format(($em + $es) - ($sm + $ss), $decimals);
}
// --------------------------------------------------------------------
/**
* Memory Usage
*
* This function returns the {memory_usage} pseudo-variable.
* This permits it to be put it anywhere in a template
* without the memory being calculated until the end.
* The output class will swap the real value for this variable.
*
* @access public
* @return string
*/
function memory_usage()
{
return '{memory_usage}';
}
}
// END CI_Benchmark class
/* End of file Benchmark.php */
/* Location: ./system/libraries/Benchmark.php */
system/libraries/Calendar.php
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* CodeIgniter Calendar Class
*
* This class enables the creation of calendars
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/calendar.html
*/
class CI_Calendar {
var $CI;
var $lang;
var $local_time;
var $template = '';
var $start_day = 'sunday';
var $month_type = 'long';
var $day_type = 'abr';
var $show_next_prev = FALSE;
var $next_prev_url = '';
/**
* Constructor
*
* Loads the calendar language file and sets the default time reference
*
* @access public
*/
function CI_Calendar($config = array())
{
$this->CI =& get_instance();
if ( ! in_array('calendar_lang'.EXT, $this->CI->lang->is_loaded, TRUE))
{
$this->CI->lang->load('calendar');
}
$this->local_time = time();
if (count($config) > 0)
{
$this->initialize($config);
}
log_message('debug', "Calendar Class Initialized");
}
// --------------------------------------------------------------------
/**
* Initialize the user preferences
*
* Accepts an associative array as input, containing display preferences
*
* @access public
* @param array config preferences
* @return void
*/
function initialize($config = array())
{
foreach ($config as $key => $val)
{
if (isset($this->$key))
{
$this->$key = $val;
}
}
}
// --------------------------------------------------------------------
/**
* Generate the calendar
*
* @access public
* @param integer the year
* @param integer the month
* @param array the data to be shown in the calendar cells
* @return string
*/
function generate($year = '', $month = '', $data = array())
{
// Set and validate the supplied month/year
if ($year == '')
$year = date("Y", $this->local_time);
if ($month == '')
$month = date("m", $this->local_time);
if (strlen($year) == 1)
$year = '200'.$year;
if (strlen($year) == 2)
$year = '20'.$year;
if (strlen($month) == 1)
$month = '0'.$month;
$adjusted_date = $this->adjust_date($month, $year);
$month = $adjusted_date['month'];
$year = $adjusted_date['year'];
// Determine the total days in the month
$total_days = $this->get_total_days($month, $year);
// Set the starting day of the week
$start_days = array('sunday' => 0, 'monday' => 1, 'tuesday' => 2, 'wednesday' => 3, 'thursday' => 4, 'friday' => 5, 'saturday' => 6);
$start_day = ( ! isset($start_days[$this->start_day])) ? 0 : $start_days[$this->start_day];
// Set the starting day number
$local_date = mktime(12, 0, 0, $month, 1, $year);
$date = getdate($local_date);
$day = $start_day + 1 - $date["wday"];
while ($day > 1)
{
$day -= 7;
}
// Set the current month/year/day
// We use this to determine the "today" date
$cur_year = date("Y", $this->local_time);
$cur_month = date("m", $this->local_time);
$cur_day = date("j", $this->local_time);
$is_current_month = ($cur_year == $year AND $cur_month == $month) ? TRUE : FALSE;
// Generate the template data array
$this->parse_template();
// Begin building the calendar output
$out = $this->temp['table_open'];
$out .= "\n";
$out .= "\n";
$out .= $this->temp['heading_row_start'];
$out .= "\n";
// "previous" month link
if ($this->show_next_prev == TRUE)
{
// Add a trailing slash to the URL if needed
$this->next_prev_url = preg_replace("/(.+?)\/*$/", "\\1/", $this->next_prev_url);
$adjusted_date = $this->adjust_date($month - 1, $year);
$out .= str_replace('{previous_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->temp['heading_previous_cell']);
$out .= "\n";
}
// Heading containing the month/year
$colspan = ($this->show_next_prev == TRUE) ? 5 : 7;
$this->temp['heading_title_cell'] = str_replace('{colspan}', $colspan, $this->temp['heading_title_cell']);
$this->temp['heading_title_cell'] = str_replace('{heading}', $this->get_month_name($month)."&nbsp;".$year, $this->temp['heading_title_cell']);
$out .= $this->temp['heading_title_cell'];
$out .= "\n";
// "next" month link
if ($this->show_next_prev == TRUE)
{
$adjusted_date = $this->adjust_date($month + 1, $year);
$out .= str_replace('{next_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->temp['heading_next_cell']);
}
$out .= "\n";
$out .= $this->temp['heading_row_end'];
$out .= "\n";
// Write the cells containing the days of the week
$out .= "\n";
$out .= $this->temp['week_row_start'];
$out .= "\n";
$day_names = $this->get_day_names();
for ($i = 0; $i < 7; $i ++)
{
$out .= str_replace('{week_day}', $day_names[($start_day + $i) %7], $this->temp['week_day_cell']);
}
$out .= "\n";
$out .= $this->temp['week_row_end'];
$out .= "\n";
// Build the main body of the calendar
while ($day <= $total_days)
{
$out .= "\n";
$out .= $this->temp['cal_row_start'];
$out .= "\n";
for ($i = 0; $i < 7; $i++)
{
$out .= ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_start_today'] : $this->temp['cal_cell_start'];
if ($day > 0 AND $day <= $total_days)
{
if (isset($data[$day]))
{
// Cells with content
$temp = ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_content_today'] : $this->temp['cal_cell_content'];
$out .= str_replace('{day}', $day, str_replace('{content}', $data[$day], $temp));
}
else
{
// Cells with no content
$temp = ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_no_content_today'] : $this->temp['cal_cell_no_content'];
$out .= str_replace('{day}', $day, $temp);
}
}
else
{
// Blank cells
$out .= $this->temp['cal_cell_blank'];
}
$out .= ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_end_today'] : $this->temp['cal_cell_end'];
$day++;
}
$out .= "\n";
$out .= $this->temp['cal_row_end'];
$out .= "\n";
}
$out .= "\n";
$out .= $this->temp['table_close'];
return $out;
}
// --------------------------------------------------------------------
/**
* Get Month Name
*
* Generates a textual month name based on the numeric
* month provided.
*
* @access public
* @param integer the month
* @return string
*/
function get_month_name($month)
{
if ($this->month_type == 'short')
{
$month_names = array('01' => 'cal_jan', '02' => 'cal_feb', '03' => 'cal_mar', '04' => 'cal_apr', '05' => 'cal_may', '06' => 'cal_jun', '07' => 'cal_jul', '08' => 'cal_aug', '09' => 'cal_sep', '10' => 'cal_oct', '11' => 'cal_nov', '12' => 'cal_dec');
}
else
{
$month_names = array('01' => 'cal_january', '02' => 'cal_february', '03' => 'cal_march', '04' => 'cal_april', '05' => 'cal_mayl', '06' => 'cal_june', '07' => 'cal_july', '08' => 'cal_august', '09' => 'cal_september', '10' => 'cal_october', '11' => 'cal_november', '12' => 'cal_december');
}
$month = $month_names[$month];
if ($this->CI->lang->line($month) === FALSE)
{
return ucfirst(str_replace('cal_', '', $month));
}
return $this->CI->lang->line($month);
}
// --------------------------------------------------------------------
/**
* Get Day Names
*
* Returns an array of day names (Sunday, Monday, etc.) based
* on the type. Options: long, short, abrev
*
* @access public
* @param string
* @return array
*/
function get_day_names($day_type = '')
{
if ($day_type != '')
$this->day_type = $day_type;
if ($this->day_type == 'long')
{
$day_names = array('sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday');
}
elseif ($this->day_type == 'short')
{
$day_names = array('sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat');
}
else
{
$day_names = array('su', 'mo', 'tu', 'we', 'th', 'fr', 'sa');
}
$days = array();
foreach ($day_names as $val)
{
$days[] = ($this->CI->lang->line('cal_'.$val) === FALSE) ? ucfirst($val) : $this->CI->lang->line('cal_'.$val);
}
return $days;
}
// --------------------------------------------------------------------
/**
* Adjust Date
*
* This function makes sure that we have a valid month/year.
* For example, if you submit 13 as the month, the year will
* increment and the month will become January.
*
* @access public
* @param integer the month
* @param integer the year
* @return array
*/
function adjust_date($month, $year)
{
$date = array();
$date['month'] = $month;
$date['year'] = $year;
while ($date['month'] > 12)
{
$date['month'] -= 12;
$date['year']++;
}
while ($date['month'] <= 0)
{
$date['month'] += 12;
$date['year']--;
}
if (strlen($date['month']) == 1)
{
$date['month'] = '0'.$date['month'];
}
return $date;
}
// --------------------------------------------------------------------
/**
* Total days in a given month
*
* @access public
* @param integer the month
* @param integer the year
* @return integer
*/
function get_total_days($month, $year)
{
$days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
if ($month < 1 OR $month > 12)
{
return 0;
}
// Is the year a leap year?
if ($month == 2)
{
if ($year % 400 == 0 OR ($year % 4 == 0 AND $year % 100 != 0))
{
return 29;
}
}
return $days_in_month[$month - 1];
}
// --------------------------------------------------------------------
/**
* Set Default Template Data
*
* This is used in the event that the user has not created their own template
*
* @access public
* @return array
*/
function default_template()
{
return array (
'table_open' => '<table border="0" cellpadding="4" cellspacing="0">',
'heading_row_start' => '<tr>',
'heading_previous_cell' => '<th><a href="{previous_url}">&lt;&lt;</a></th>',
'heading_title_cell' => '<th colspan="{colspan}">{heading}</th>',
'heading_next_cell' => '<th><a href="{next_url}">&gt;&gt;</a></th>',
'heading_row_end' => '</tr>',
'week_row_start' => '<tr>',
'week_day_cell' => '<td>{week_day}</td>',
'week_row_end' => '</tr>',
'cal_row_start' => '<tr>',
'cal_cell_start' => '<td>',
'cal_cell_start_today' => '<td>',
'cal_cell_content' => '<a href="{content}">{day}</a>',
'cal_cell_content_today' => '<a href="{content}"><strong>{day}</strong></a>',
'cal_cell_no_content' => '{day}',
'cal_cell_no_content_today' => '<strong>{day}</strong>',
'cal_cell_blank' => '&nbsp;',
'cal_cell_end' => '</td>',
'cal_cell_end_today' => '</td>',
'cal_row_end' => '</tr>',
'table_close' => '</table>'
);
}
// --------------------------------------------------------------------
/**
* Parse Template
*
* Harvests the data within the template {pseudo-variables}
* used to display the calendar
*
* @access public
* @return void
*/
function parse_template()
{
$this->temp = $this->default_template();
if ($this->template == '')
{
return;
}
$today = array('cal_cell_start_today', 'cal_cell_content_today', 'cal_cell_no_content_today', 'cal_cell_end_today');
foreach (array('table_open', 'table_close', 'heading_row_start', 'heading_previous_cell', 'heading_title_cell', 'heading_next_cell', 'heading_row_end', 'week_row_start', 'week_day_cell', 'week_row_end', 'cal_row_start', 'cal_cell_start', 'cal_cell_content', 'cal_cell_no_content', 'cal_cell_blank', 'cal_cell_end', 'cal_row_end', 'cal_cell_start_today', 'cal_cell_content_today', 'cal_cell_no_content_today', 'cal_cell_end_today') as $val)
{
if (preg_match("/\{".$val."\}(.*?)\{\/".$val."\}/si", $this->template, $match))
{
$this->temp[$val] = $match['1'];
}
else
{
if (in_array($val, $today, TRUE))
{
$this->temp[$val] = $this->temp[str_replace('_today', '', $val)];
}
}
}
}
}
// END CI_Calendar class
/* End of file Calendar.php */
/* Location: ./system/libraries/Calendar.php */
system/libraries/Cart.php
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2006 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Shopping Cart Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Shopping Cart
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/cart.html
*/
class CI_Cart {
// These are the regular expression rules that we use to validate the product ID and product name
var $product_id_rules = '\.a-z0-9_-'; // alpha-numeric, dashes, underscores, or periods
var $product_name_rules = '\.\:\-_ a-z0-9'; // alpha-numeric, dashes, underscores, colons or periods
// Private variables. Do not change!
var $CI;
var $_cart_contents = array();
/**
* Shopping Class Constructor
*
* The constructor loads the Session class, used to store the shopping cart contents.
*/
function CI_Cart($params = array())
{
// Set the super object to a local variable for use later
$this->CI =& get_instance();
// Are any config settings being passed manually? If so, set them
$config = array();
if (count($params) > 0)
{
foreach ($params as $key => $val)
{
$config[$key] = $val;
}
}
// Load the Sessions class
$this->CI->load->library('session', $config);
// Grab the shopping cart array from the session table, if it exists
if ($this->CI->session->userdata('cart_contents') !== FALSE)
{
$this->_cart_contents = $this->CI->session->userdata('cart_contents');
}
else
{
// No cart exists so we'll set some base values
$this->_cart_contents['cart_total'] = 0;
$this->_cart_contents['total_items'] = 0;
}
log_message('debug', "Cart Class Initialized");
}
// --------------------------------------------------------------------
/**
* Insert items into the cart and save it to the session table
*
* @access public
* @param array
* @return bool
*/
function insert($items = array())
{
// Was any cart data passed? No? Bah...
if ( ! is_array($items) OR count($items) == 0)
{
log_message('error', 'The insert method must be passed an array containing data.');
return FALSE;
}
// You can either insert a single product using a one-dimensional array,
// or multiple products using a multi-dimensional one. The way we
// determine the array type is by looking for a required array key named "id"
// at the top level. If it's not found, we will assume it's a multi-dimensional array.
$save_cart = FALSE;
if (isset($items['id']))
{
if ($this->_insert($items) == TRUE)
{
$save_cart = TRUE;
}
}
else
{
foreach ($items as $val)
{
if (is_array($val) AND isset($val['id']))
{
if ($this->_insert($val) == TRUE)
{
$save_cart = TRUE;
}
}
}
}
// Save the cart data if the insert was successful
if ($save_cart == TRUE)
{
$this->_save_cart();
return TRUE;
}
return FALSE;
}
// --------------------------------------------------------------------
/**
* Insert
*
* @access private
* @param array
* @return bool
*/
function _insert($items = array())
{
// Was any cart data passed? No? Bah...
if ( ! is_array($items) OR count($items) == 0)
{
log_message('error', 'The insert method must be passed an array containing data.');
return FALSE;
}
// --------------------------------------------------------------------
// Does the $items array contain an id, quantity, price, and name? These are required
if ( ! isset($items['id']) OR ! isset($items['qty']) OR ! isset($items['price']) OR ! isset($items['name']))
{
log_message('error', 'The cart array must contain a product ID, quantity, price, and name.');
return FALSE;
}
// --------------------------------------------------------------------
// Prep the quantity. It can only be a number. Duh...
$items['qty'] = trim(preg_replace('/([^0-9])/i', '', $items['qty']));
// Trim any leading zeros
$items['qty'] = trim(preg_replace('/(^[0]+)/i', '', $items['qty']));
// If the quantity is zero or blank there's nothing for us to do
if ( ! is_numeric($items['qty']) OR $items['qty'] == 0)
{
return FALSE;
}
// --------------------------------------------------------------------
// Validate the product ID. It can only be alpha-numeric, dashes, underscores or periods
// Not totally sure we should impose this rule, but it seems prudent to standardize IDs.
// Note: These can be user-specified by setting the $this->product_id_rules variable.
if ( ! preg_match("/^[".$this->product_id_rules."]+$/i", $items['id']))
{
log_message('error', 'Invalid product ID. The product ID can only contain alpha-numeric characters, dashes, and underscores');
return FALSE;
}
// --------------------------------------------------------------------
// Validate the product name. It can only be alpha-numeric, dashes, underscores, colons or periods.
// Note: These can be user-specified by setting the $this->product_name_rules variable.
if ( ! preg_match("/^[".$this->product_name_rules."]+$/i", $items['name']))
{
log_message('error', 'An invalid name was submitted as the product name: '.$items['name'].' The name can only contain alpha-numeric characters, dashes, underscores, colons, and spaces');
return FALSE;
}
// --------------------------------------------------------------------
// Prep the price. Remove anything that isn't a number or decimal point.
$items['price'] = trim(preg_replace('/([^0-9\.])/i', '', $items['price']));
// Trim any leading zeros
$items['price'] = trim(preg_replace('/(^[0]+)/i', '', $items['price']));
// Is the price a valid number?
if ( ! is_numeric($items['price']))
{
log_message('error', 'An invalid price was submitted for product ID: '.$items['id']);
return FALSE;
}
// --------------------------------------------------------------------
// We now need to create a unique identifier for the item being inserted into the cart.
// Every time something is added to the cart it is stored in the master cart array.
// Each row in the cart array, however, must have a unique index that identifies not only
// a particular product, but makes it possible to store identical products with different options.
// For example, what if someone buys two identical t-shirts (same product ID), but in
// different sizes? The product ID (and other attributes, like the name) will be identical for
// both sizes because it's the same shirt. The only difference will be the size.
// Internally, we need to treat identical submissions, but with different options, as a unique product.
// Our solution is to convert the options array to a string and MD5 it along with the product ID.
// This becomes the unique "row ID"
if (isset($items['options']) AND count($items['options']) > 0)
{
$rowid = md5($items['id'].implode('', $items['options']));
}
else
{
// No options were submitted so we simply MD5 the product ID.
// Technically, we don't need to MD5 the ID in this case, but it makes
// sense to standardize the format of array indexes for both conditions
$rowid = md5($items['id']);
}
// --------------------------------------------------------------------
// Now that we have our unique "row ID", we'll add our cart items to the master array
// let's unset this first, just to make sure our index contains only the data from this submission
unset($this->_cart_contents[$rowid]);
// Create a new index with our new row ID
$this->_cart_contents[$rowid]['rowid'] = $rowid;
// And add the new items to the cart array
foreach ($items as $key => $val)
{
$this->_cart_contents[$rowid][$key] = $val;
}
// Woot!
return TRUE;
}
// --------------------------------------------------------------------
/**
* Update the cart
*
* This function permits the quantity of a given item to be changed.
* Typically it is called from the "view cart" page if a user makes
* changes to the quantity before checkout. That array must contain the
* product ID and quantity for each item.
*
* @access public
* @param array
* @param string
* @return bool
*/
function update($items = array())
{
// Was any cart data passed?
if ( ! is_array($items) OR count($items) == 0)
{
return FALSE;
}
// You can either update a single product using a one-dimensional array,
// or multiple products using a multi-dimensional one. The way we
// determine the array type is by looking for a required array key named "id".
// If it's not found we assume it's a multi-dimensional array
$save_cart = FALSE;
if (isset($items['rowid']) AND isset($items['qty']))
{
if ($this->_update($items) == TRUE)
{
$save_cart = TRUE;
}
}
else
{
foreach ($items as $val)
{
if (is_array($val) AND isset($val['rowid']) AND isset($val['qty']))
{
if ($this->_update($val) == TRUE)
{
$save_cart = TRUE;
}
}
}
}
// Save the cart data if the insert was successful
if ($save_cart == TRUE)
{
$this->_save_cart();
return TRUE;
}
return FALSE;
}
// --------------------------------------------------------------------
/**
* Update the cart
*
* This function permits the quantity of a given item to be changed.
* Typically it is called from the "view cart" page if a user makes
* changes to the quantity before checkout. That array must contain the
* product ID and quantity for each item.
*
* @access private
* @param array
* @return bool
*/
function _update($items = array())
{
// Without these array indexes there is nothing we can do
if ( ! isset($items['qty']) OR ! isset($items['rowid']) OR ! isset($this->_cart_contents[$items['rowid']]))
{
return FALSE;
}
// Prep the quantity
$items['qty'] = preg_replace('/([^0-9])/i', '', $items['qty']);
// Is the quantity a number?
if ( ! is_numeric($items['qty']))
{
return FALSE;
}
// Is the new quantity different than what is already saved in the cart?
// If it's the same there's nothing to do
if ($this->_cart_contents[$items['rowid']]['qty'] == $items['qty'])
{
return FALSE;
}
// Is the quantity zero? If so we will remove the item from the cart.
// If the quantity is greater than zero we are updating
if ($items['qty'] == 0)
{
unset($this->_cart_contents[$items['rowid']]);
}
else
{
$this->_cart_contents[$items['rowid']]['qty'] = $items['qty'];
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Save the cart array to the session DB
*
* @access private
* @return bool
*/
function _save_cart()
{
// Unset these so our total can be calculated correctly below
unset($this->_cart_contents['total_items']);
unset($this->_cart_contents['cart_total']);
// Lets add up the individual prices and set the cart sub-total
$total = 0;
foreach ($this->_cart_contents as $key => $val)
{
// We make sure the array contains the proper indexes
if ( ! is_array($val) OR ! isset($val['price']) OR ! isset($val['qty']))
{
continue;
}
$total += ($val['price'] * $val['qty']);
// Set the subtotal
$this->_cart_contents[$key]['subtotal'] = ($this->_cart_contents[$key]['price'] * $this->_cart_contents[$key]['qty']);
}
// Set the cart total and total items.
$this->_cart_contents['total_items'] = count($this->_cart_contents);
$this->_cart_contents['cart_total'] = $total;
// Is our cart empty? If so we delete it from the session
if (count($this->_cart_contents) <= 2)
{
$this->CI->session->unset_userdata('cart_contents');
// Nothing more to do... coffee time!
return FALSE;
}
// If we made it this far it means that our cart has data.
// Let's pass it to the Session class so it can be stored
$this->CI->session->set_userdata(array('cart_contents' => $this->_cart_contents));
// Woot!
return TRUE;
}
// --------------------------------------------------------------------
/**
* Cart Total
*
* @access public
* @return integer
*/
function total()
{
return $this->_cart_contents['cart_total'];
}
// --------------------------------------------------------------------
/**
* Total Items
*
* Returns the total item count
*
* @access public
* @return integer
*/
function total_items()
{
return $this->_cart_contents['total_items'];
}
// --------------------------------------------------------------------
/**
* Cart Contents
*
* Returns the entire cart array
*
* @access public
* @return array
*/
function contents()
{
$cart = $this->_cart_contents;
// Remove these so they don't create a problem when showing the cart table
unset($cart['total_items']);
unset($cart['cart_total']);
return $cart;
}
// --------------------------------------------------------------------
/**
* Has options
*
* Returns TRUE if the rowid passed to this function correlates to an item
* that has options associated with it.
*
* @access public
* @return array
*/
function has_options($rowid = '')
{
if ( ! isset($this->_cart_contents[$rowid]['options']) OR count($this->_cart_contents[$rowid]['options']) === 0)
{
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Product options
*
* Returns the an array of options, for a particular product row ID
*
* @access public
* @return array
*/
function product_options($rowid = '')
{
if ( ! isset($this->_cart_contents[$rowid]['options']))
{
return array();
}
return $this->_cart_contents[$rowid]['options'];
}
// --------------------------------------------------------------------
/**
* Format Number
*
* Returns the supplied number with commas and a decimal point.
*
* @access public
* @return integer
*/
function format_number($n = '')
{
if ($n == '')
{
return '';
}
// Remove anything that isn't a number or decimal point.
$n = trim(preg_replace('/([^0-9\.])/i', '', $n));
return number_format($n, 2, '.', ',');
}
// --------------------------------------------------------------------
/**
* Destroy the cart
*
* Empties the cart and kills the session
*
* @access public
* @return null
*/
function destroy()
{
unset($this->_cart_contents);
$this->_cart_contents['cart_total'] = 0;
$this->_cart_contents['total_items'] = 0;
$this->CI->session->unset_userdata('cart_contents');
}
}
// END Cart Class
/* End of file Cart.php */
/* Location: ./system/libraries/Cart.php */
system/libraries/Config.php
+244
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* CodeIgniter Config Class
*
* This class contains functions that enable config files to be managed
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/config.html
*/
class CI_Config {
var $config = array();
var $is_loaded = array();
/**
* Constructor
*
* Sets the $config data from the primary config.php file as a class variable
*
* @access public
* @param string the config file name
* @param boolean if configuration values should be loaded into their own section
* @param boolean true if errors should just return false, false if an error message should be displayed
* @return boolean if the file was successfully loaded or not
*/
function CI_Config()
{
$this->config =& get_config();
log_message('debug', "Config Class Initialized");
}
// --------------------------------------------------------------------
/**
* Load Config File
*
* @access public
* @param string the config file name
* @return boolean if the file was loaded correctly
*/
function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE)
{
$file = ($file == '') ? 'config' : str_replace(EXT, '', $file);
if (in_array($file, $this->is_loaded, TRUE))
{
return TRUE;
}
if ( ! file_exists(APPPATH.'config/'.$file.EXT))
{
if ($fail_gracefully === TRUE)
{
return FALSE;
}
show_error('The configuration file '.$file.EXT.' does not exist.');
}
include(APPPATH.'config/'.$file.EXT);
if ( ! isset($config) OR ! is_array($config))
{
if ($fail_gracefully === TRUE)
{
return FALSE;
}
show_error('Your '.$file.EXT.' file does not appear to contain a valid configuration array.');
}
if ($use_sections === TRUE)
{
if (isset($this->config[$file]))
{
$this->config[$file] = array_merge($this->config[$file], $config);
}
else
{
$this->config[$file] = $config;
}
}
else
{
$this->config = array_merge($this->config, $config);
}
$this->is_loaded[] = $file;
unset($config);
log_message('debug', 'Config file loaded: config/'.$file.EXT);
return TRUE;
}
// --------------------------------------------------------------------
/**
* Fetch a config file item
*
*
* @access public
* @param string the config item name
* @param string the index name
* @param bool
* @return string
*/
function item($item, $index = '')
{
if ($index == '')
{
if ( ! isset($this->config[$item]))
{
return FALSE;
}
$pref = $this->config[$item];
}
else
{
if ( ! isset($this->config[$index]))
{
return FALSE;
}
if ( ! isset($this->config[$index][$item]))
{
return FALSE;
}
$pref = $this->config[$index][$item];
}
return $pref;
}
// --------------------------------------------------------------------
/**
* Fetch a config file item - adds slash after item
*
* The second parameter allows a slash to be added to the end of
* the item, in the case of a path.
*
* @access public
* @param string the config item name
* @param bool
* @return string
*/
function slash_item($item)
{
if ( ! isset($this->config[$item]))
{
return FALSE;
}
$pref = $this->config[$item];
if ($pref != '' && substr($pref, -1) != '/')
{
$pref .= '/';
}
return $pref;
}
// --------------------------------------------------------------------
/**
* Site URL
*
* @access public
* @param string the URI string
* @return string
*/
function site_url($uri = '')
{
if (is_array($uri))
{
$uri = implode('/', $uri);
}
if ($uri == '')
{
return $this->slash_item('base_url').$this->item('index_page');
}
else
{
$suffix = ($this->item('url_suffix') == FALSE) ? '' : $this->item('url_suffix');
return $this->slash_item('base_url').$this->slash_item('index_page').trim($uri, '/').$suffix;
}
}
// --------------------------------------------------------------------
/**
* System URL
*
* @access public
* @return string
*/
function system_url()
{
$x = explode("/", preg_replace("|/*(.+?)/*$|", "\\1", BASEPATH));
return $this->slash_item('base_url').end($x).'/';
}
// --------------------------------------------------------------------
/**
* Set a config file item
*
* @access public
* @param string the config item key
* @param string the config item value
* @return void
*/
function set_item($item, $value)
{
$this->config[$item] = $value;
}
}
// END CI_Config class
/* End of file Config.php */
/* Location: ./system/libraries/Config.php */
system/libraries/Controller.php
+127
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* CodeIgniter Application Controller Class
*
* This class object is the super class that every library in
* CodeIgniter will be assigned to.
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/general/controllers.html
*/
class Controller extends CI_Base {
var $_ci_scaffolding = FALSE;
var $_ci_scaff_table = FALSE;
/**
* Constructor
*
* Calls the initialize() function
*/
function Controller()
{
parent::CI_Base();
$this->_ci_initialize();
log_message('debug', "Controller Class Initialized");
}
// --------------------------------------------------------------------
/**
* Initialize
*
* Assigns all the bases classes loaded by the front controller to
* variables in this class. Also calls the autoload routine.
*
* @access private
* @return void
*/
function _ci_initialize()
{
// Assign all the class objects that were instantiated by the
// front controller to local class variables so that CI can be
// run as one big super object.
$classes = array(
'config' => 'Config',
'input' => 'Input',
'benchmark' => 'Benchmark',
'uri' => 'URI',
'output' => 'Output',
'lang' => 'Language',
'router' => 'Router'
);
foreach ($classes as $var => $class)
{
$this->$var =& load_class($class);
}
// In PHP 5 the Loader class is run as a discreet
// class. In PHP 4 it extends the Controller
if (floor(phpversion()) >= 5)
{
$this->load =& load_class('Loader');
$this->load->_ci_autoloader();
}
else
{
$this->_ci_autoloader();
// sync up the objects since PHP4 was working from a copy
foreach (array_keys(get_object_vars($this)) as $attribute)
{
if (is_object($this->$attribute))
{
$this->load->$attribute =& $this->$attribute;
}
}
}
}
// --------------------------------------------------------------------
/**
* Run Scaffolding
*
* @access private
* @return void
*/
function _ci_scaffolding()
{
if ($this->_ci_scaffolding === FALSE OR $this->_ci_scaff_table === FALSE)
{
show_404('Scaffolding unavailable');
}
$method = ( ! in_array($this->uri->segment(3), array('add', 'insert', 'edit', 'update', 'view', 'delete', 'do_delete'), TRUE)) ? 'view' : $this->uri->segment(3);
require_once(BASEPATH.'scaffolding/Scaffolding'.EXT);
$scaff = new Scaffolding($this->_ci_scaff_table);
$scaff->$method();
}
}
// END _Controller class
/* End of file Controller.php */
/* Location: ./system/libraries/Controller.php */
system/libraries/Email.php
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system/libraries/Encrypt.php
+484
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* CodeIgniter Encryption Class
*
* Provides two-way keyed encoding using XOR Hashing and Mcrypt
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/encryption.html
*/
class CI_Encrypt {
var $CI;
var $encryption_key = '';
var $_hash_type = 'sha1';
var $_mcrypt_exists = FALSE;
var $_mcrypt_cipher;
var $_mcrypt_mode;
/**
* Constructor
*
* Simply determines whether the mcrypt library exists.
*
*/
function CI_Encrypt()
{
$this->CI =& get_instance();
$this->_mcrypt_exists = ( ! function_exists('mcrypt_encrypt')) ? FALSE : TRUE;
log_message('debug', "Encrypt Class Initialized");
}
// --------------------------------------------------------------------
/**
* Fetch the encryption key
*
* Returns it as MD5 in order to have an exact-length 128 bit key.
* Mcrypt is sensitive to keys that are not the correct length
*
* @access public
* @param string
* @return string
*/
function get_key($key = '')
{
if ($key == '')
{
if ($this->encryption_key != '')
{
return $this->encryption_key;
}
$CI =& get_instance();
$key = $CI->config->item('encryption_key');
if ($key === FALSE)
{
show_error('In order to use the encryption class requires that you set an encryption key in your config file.');
}
}
return md5($key);
}
// --------------------------------------------------------------------
/**
* Set the encryption key
*
* @access public
* @param string
* @return void
*/
function set_key($key = '')
{
$this->encryption_key = $key;
}
// --------------------------------------------------------------------
/**
* Encode
*
* Encodes the message string using bitwise XOR encoding.
* The key is combined with a random hash, and then it
* too gets converted using XOR. The whole thing is then run
* through mcrypt (if supported) using the randomized key.
* The end result is a double-encrypted message string
* that is randomized with each call to this function,
* even if the supplied message and key are the same.
*
* @access public
* @param string the string to encode
* @param string the key
* @return string
*/
function encode($string, $key = '')
{
$key = $this->get_key($key);
$enc = $this->_xor_encode($string, $key);
if ($this->_mcrypt_exists === TRUE)
{
$enc = $this->mcrypt_encode($enc, $key);
}
return base64_encode($enc);
}
// --------------------------------------------------------------------
/**
* Decode
*
* Reverses the above process
*
* @access public
* @param string
* @param string
* @return string
*/
function decode($string, $key = '')
{
$key = $this->get_key($key);
if (preg_match('/[^a-zA-Z0-9\/\+=]/', $string))
{
return FALSE;
}
$dec = base64_decode($string);
if ($this->_mcrypt_exists === TRUE)
{
if (($dec = $this->mcrypt_decode($dec, $key)) === FALSE)
{
return FALSE;
}
}
return $this->_xor_decode($dec, $key);
}
// --------------------------------------------------------------------
/**
* XOR Encode
*
* Takes a plain-text string and key as input and generates an
* encoded bit-string using XOR
*
* @access private
* @param string
* @param string
* @return string
*/
function _xor_encode($string, $key)
{
$rand = '';
while (strlen($rand) < 32)
{
$rand .= mt_rand(0, mt_getrandmax());
}
$rand = $this->hash($rand);
$enc = '';
for ($i = 0; $i < strlen($string); $i++)
{
$enc .= substr($rand, ($i % strlen($rand)), 1).(substr($rand, ($i % strlen($rand)), 1) ^ substr($string, $i, 1));
}
return $this->_xor_merge($enc, $key);
}
// --------------------------------------------------------------------
/**
* XOR Decode
*
* Takes an encoded string and key as input and generates the
* plain-text original message
*
* @access private
* @param string
* @param string
* @return string
*/
function _xor_decode($string, $key)
{
$string = $this->_xor_merge($string, $key);
$dec = '';
for ($i = 0; $i < strlen($string); $i++)
{
$dec .= (substr($string, $i++, 1) ^ substr($string, $i, 1));
}
return $dec;
}
// --------------------------------------------------------------------
/**
* XOR key + string Combiner
*
* Takes a string and key as input and computes the difference using XOR
*
* @access private
* @param string
* @param string
* @return string
*/
function _xor_merge($string, $key)
{
$hash = $this->hash($key);
$str = '';
for ($i = 0; $i < strlen($string); $i++)
{
$str .= substr($string, $i, 1) ^ substr($hash, ($i % strlen($hash)), 1);
}
return $str;
}
// --------------------------------------------------------------------
/**
* Encrypt using Mcrypt
*
* @access public
* @param string
* @param string
* @return string
*/
function mcrypt_encode($data, $key)
{
$init_size = mcrypt_get_iv_size($this->_get_cipher(), $this->_get_mode());
$init_vect = mcrypt_create_iv($init_size, MCRYPT_RAND);
return $this->_add_cipher_noise($init_vect.mcrypt_encrypt($this->_get_cipher(), $key, $data, $this->_get_mode(), $init_vect), $key);
}
// --------------------------------------------------------------------
/**
* Decrypt using Mcrypt
*
* @access public
* @param string
* @param string
* @return string
*/
function mcrypt_decode($data, $key)
{
$data = $this->_remove_cipher_noise($data, $key);
$init_size = mcrypt_get_iv_size($this->_get_cipher(), $this->_get_mode());
if ($init_size > strlen($data))
{
return FALSE;
}
$init_vect = substr($data, 0, $init_size);
$data = substr($data, $init_size);
return rtrim(mcrypt_decrypt($this->_get_cipher(), $key, $data, $this->_get_mode(), $init_vect), "\0");
}
// --------------------------------------------------------------------
/**
* Adds permuted noise to the IV + encrypted data to protect
* against Man-in-the-middle attacks on CBC mode ciphers
* http://www.ciphersbyritter.com/GLOSSARY.HTM#IV
*
* Function description
*
* @access private
* @param string
* @param string
* @return string
*/
function _add_cipher_noise($data, $key)
{
$keyhash = $this->hash($key);
$keylen = strlen($keyhash);
$str = '';
for ($i = 0, $j = 0, $len = strlen($data); $i < $len; ++$i, ++$j)
{
if ($j >= $keylen)
{
$j = 0;
}
$str .= chr((ord($data[$i]) + ord($keyhash[$j])) % 256);
}
return $str;
}
// --------------------------------------------------------------------
/**
* Removes permuted noise from the IV + encrypted data, reversing
* _add_cipher_noise()
*
* Function description
*
* @access public
* @param type
* @return type
*/
function _remove_cipher_noise($data, $key)
{
$keyhash = $this->hash($key);
$keylen = strlen($keyhash);
$str = '';
for ($i = 0, $j = 0, $len = strlen($data); $i < $len; ++$i, ++$j)
{
if ($j >= $keylen)
{
$j = 0;
}
$temp = ord($data[$i]) - ord($keyhash[$j]);
if ($temp < 0)
{
$temp = $temp + 256;
}
$str .= chr($temp);
}
return $str;
}
// --------------------------------------------------------------------
/**
* Set the Mcrypt Cipher
*
* @access public
* @param constant
* @return string
*/
function set_cipher($cipher)
{
$this->_mcrypt_cipher = $cipher;
}
// --------------------------------------------------------------------
/**
* Set the Mcrypt Mode
*
* @access public
* @param constant
* @return string
*/
function set_mode($mode)
{
$this->_mcrypt_mode = $mode;
}
// --------------------------------------------------------------------
/**
* Get Mcrypt cipher Value
*
* @access private
* @return string
*/
function _get_cipher()
{
if ($this->_mcrypt_cipher == '')
{
$this->_mcrypt_cipher = MCRYPT_RIJNDAEL_256;
}
return $this->_mcrypt_cipher;
}
// --------------------------------------------------------------------
/**
* Get Mcrypt Mode Value
*
* @access private
* @return string
*/
function _get_mode()
{
if ($this->_mcrypt_mode == '')
{
$this->_mcrypt_mode = MCRYPT_MODE_ECB;
}
return $this->_mcrypt_mode;
}
// --------------------------------------------------------------------
/**
* Set the Hash type
*
* @access public
* @param string
* @return string
*/
function set_hash($type = 'sha1')
{
$this->_hash_type = ($type != 'sha1' AND $type != 'md5') ? 'sha1' : $type;
}
// --------------------------------------------------------------------
/**
* Hash encode a string
*
* @access public
* @param string
* @return string
*/
function hash($str)
{
return ($this->_hash_type == 'sha1') ? $this->sha1($str) : md5($str);
}
// --------------------------------------------------------------------
/**
* Generate an SHA1 Hash
*
* @access public
* @param string
* @return string
*/
function sha1($str)
{
if ( ! function_exists('sha1'))
{
if ( ! function_exists('mhash'))
{
require_once(BASEPATH.'libraries/Sha1'.EXT);
$SH = new CI_SHA;
return $SH->generate($str);
}
else
{
return bin2hex(mhash(MHASH_SHA1, $str));
}
}
else
{
return sha1($str);
}
}
}
// END CI_Encrypt class
/* End of file Encrypt.php */
/* Location: ./system/libraries/Encrypt.php */
system/libraries/Exceptions.php
+174
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Exceptions Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Exceptions
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/exceptions.html
*/
class CI_Exceptions {
var $action;
var $severity;
var $message;
var $filename;
var $line;
var $ob_level;
var $levels = array(
E_ERROR => 'Error',
E_WARNING => 'Warning',
E_PARSE => 'Parsing Error',
E_NOTICE => 'Notice',
E_CORE_ERROR => 'Core Error',
E_CORE_WARNING => 'Core Warning',
E_COMPILE_ERROR => 'Compile Error',
E_COMPILE_WARNING => 'Compile Warning',
E_USER_ERROR => 'User Error',
E_USER_WARNING => 'User Warning',
E_USER_NOTICE => 'User Notice',
E_STRICT => 'Runtime Notice'
);
/**
* Constructor
*
*/
function CI_Exceptions()
{
$this->ob_level = ob_get_level();
// Note: Do not log messages from this constructor.
}
// --------------------------------------------------------------------
/**
* Exception Logger
*
* This function logs PHP generated error messages
*
* @access private
* @param string the error severity
* @param string the error string
* @param string the error filepath
* @param string the error line number
* @return string
*/
function log_exception($severity, $message, $filepath, $line)
{
$severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity];
log_message('error', 'Severity: '.$severity.' --> '.$message. ' '.$filepath.' '.$line, TRUE);
}
// --------------------------------------------------------------------
/**
* 404 Page Not Found Handler
*
* @access private
* @param string
* @return string
*/
function show_404($page = '')
{
$heading = "404 Page Not Found";
$message = "The page you requested was not found.";
log_message('error', '404 Page Not Found --> '.$page);
echo $this->show_error($heading, $message, 'error_404', 404);
exit;
}
// --------------------------------------------------------------------
/**
* General Error Page
*
* This function takes an error message as input
* (either as a string or an array) and displays
* it using the specified template.
*
* @access private
* @param string the heading
* @param string the message
* @param string the template name
* @return string
*/
function show_error($heading, $message, $template = 'error_general', $status_code = 500)
{
set_status_header($status_code);
$message = '<p>'.implode('</p><p>', ( ! is_array($message)) ? array($message) : $message).'</p>';
if (ob_get_level() > $this->ob_level + 1)
{
ob_end_flush();
}
ob_start();
include(APPPATH.'errors/'.$template.EXT);
$buffer = ob_get_contents();
ob_end_clean();
return $buffer;
}
// --------------------------------------------------------------------
/**
* Native PHP error handler
*
* @access private
* @param string the error severity
* @param string the error string
* @param string the error filepath
* @param string the error line number
* @return string
*/
function show_php_error($severity, $message, $filepath, $line)
{
$severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity];
$filepath = str_replace("\\", "/", $filepath);
// For safety reasons we do not show the full file path
if (FALSE !== strpos($filepath, '/'))
{
$x = explode('/', $filepath);
$filepath = $x[count($x)-2].'/'.end($x);
}
if (ob_get_level() > $this->ob_level + 1)
{
ob_end_flush();
}
ob_start();
include(APPPATH.'errors/error_php'.EXT);
$buffer = ob_get_contents();
ob_end_clean();
echo $buffer;
}
}
// END Exceptions Class
/* End of file Exceptions.php */
/* Location: ./system/libraries/Exceptions.php */
system/libraries/Form_validation.php
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system/libraries/Ftp.php
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* FTP Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/ftp.html
*/
class CI_FTP {
var $hostname = '';
var $username = '';
var $password = '';
var $port = 21;
var $passive = TRUE;
var $debug = FALSE;
var $conn_id = FALSE;
/**
* Constructor - Sets Preferences
*
* The constructor can be passed an array of config values
*/
function CI_FTP($config = array())
{
if (count($config) > 0)
{
$this->initialize($config);
}
log_message('debug', "FTP Class Initialized");
}
// --------------------------------------------------------------------
/**
* Initialize preferences
*
* @access public
* @param array
* @return void
*/
function initialize($config = array())
{
foreach ($config as $key => $val)
{
if (isset($this->$key))
{
$this->$key = $val;
}
}
// Prep the hostname
$this->hostname = preg_replace('|.+?://|', '', $this->hostname);
}
// --------------------------------------------------------------------
/**
* FTP Connect
*
* @access public
* @param array the connection values
* @return bool
*/
function connect($config = array())
{
if (count($config) > 0)
{
$this->initialize($config);
}
if (FALSE === ($this->conn_id = @ftp_connect($this->hostname, $this->port)))
{
if ($this->debug == TRUE)
{
$this->_error('ftp_unable_to_connect');
}
return FALSE;
}
if ( ! $this->_login())
{
if ($this->debug == TRUE)
{
$this->_error('ftp_unable_to_login');
}
return FALSE;
}
// Set passive mode if needed
if ($this->passive == TRUE)
{
ftp_pasv($this->conn_id, TRUE);
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* FTP Login
*
* @access private
* @return bool
*/
function _login()
{
return @ftp_login($this->conn_id, $this->username, $this->password);
}
// --------------------------------------------------------------------
/**
* Validates the connection ID
*
* @access private
* @return bool
*/
function _is_conn()
{
if ( ! is_resource($this->conn_id))
{
if ($this->debug == TRUE)
{
$this->_error('ftp_no_connection');
}
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Change directory
*
* The second parameter lets us momentarily turn off debugging so that
* this function can be used to test for the existence of a folder
* without throwing an error. There's no FTP equivalent to is_dir()
* so we do it by trying to change to a particular directory.
* Internally, this parameter is only used by the "mirror" function below.
*
* @access public
* @param string
* @param bool
* @return bool
*/
function changedir($path = '', $supress_debug = FALSE)
{
if ($path == '' OR ! $this->_is_conn())
{
return FALSE;
}
$result = @ftp_chdir($this->conn_id, $path);
if ($result === FALSE)
{
if ($this->debug == TRUE AND $supress_debug == FALSE)
{
$this->_error('ftp_unable_to_changedir');
}
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Create a directory
*
* @access public
* @param string
* @return bool
*/
function mkdir($path = '', $permissions = NULL)
{
if ($path == '' OR ! $this->_is_conn())
{
return FALSE;
}
$result = @ftp_mkdir($this->conn_id, $path);
if ($result === FALSE)
{
if ($this->debug == TRUE)
{
$this->_error('ftp_unable_to_makdir');
}
return FALSE;
}
// Set file permissions if needed
if ( ! is_null($permissions))
{
$this->chmod($path, (int)$permissions);
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Upload a file to the server
*
* @access public
* @param string
* @param string
* @param string
* @return bool
*/
function upload($locpath, $rempath, $mode = 'auto', $permissions = NULL)
{
if ( ! $this->_is_conn())
{
return FALSE;
}
if ( ! file_exists($locpath))
{
$this->_error('ftp_no_source_file');
return FALSE;
}
// Set the mode if not specified
if ($mode == 'auto')
{
// Get the file extension so we can set the upload type
$ext = $this->_getext($locpath);
$mode = $this->_settype($ext);
}
$mode = ($mode == 'ascii') ? FTP_ASCII : FTP_BINARY;
$result = @ftp_put($this->conn_id, $rempath, $locpath, $mode);
if ($result === FALSE)
{
if ($this->debug == TRUE)
{
$this->_error('ftp_unable_to_upload');
}
return FALSE;
}
// Set file permissions if needed
if ( ! is_null($permissions))
{
$this->chmod($rempath, (int)$permissions);
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Rename (or move) a file
*
* @access public
* @param string
* @param string
* @param bool
* @return bool
*/
function rename($old_file, $new_file, $move = FALSE)
{
if ( ! $this->_is_conn())
{
return FALSE;
}
$result = @ftp_rename($this->conn_id, $old_file, $new_file);
if ($result === FALSE)
{
if ($this->debug == TRUE)
{
$msg = ($move == FALSE) ? 'ftp_unable_to_rename' : 'ftp_unable_to_move';
$this->_error($msg);
}
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Move a file
*
* @access public
* @param string
* @param string
* @return bool
*/
function move($old_file, $new_file)
{
return $this->rename($old_file, $new_file, TRUE);
}
// --------------------------------------------------------------------
/**
* Rename (or move) a file
*
* @access public
* @param string
* @return bool
*/
function delete_file($filepath)
{
if ( ! $this->_is_conn())
{
return FALSE;
}
$result = @ftp_delete($this->conn_id, $filepath);
if ($result === FALSE)
{
if ($this->debug == TRUE)
{
$this->_error('ftp_unable_to_delete');
}
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Delete a folder and recursively delete everything (including sub-folders)
* containted within it.
*
* @access public
* @param string
* @return bool
*/
function delete_dir($filepath)
{
if ( ! $this->_is_conn())
{
return FALSE;
}
// Add a trailing slash to the file path if needed
$filepath = preg_replace("/(.+?)\/*$/", "\\1/", $filepath);
$list = $this->list_files($filepath);
if ($list !== FALSE AND count($list) > 0)
{
foreach ($list as $item)
{
// If we can't delete the item it's probaly a folder so
// we'll recursively call delete_dir()
if ( ! @ftp_delete($this->conn_id, $item))
{
$this->delete_dir($item);
}
}
}
$result = @ftp_rmdir($this->conn_id, $filepath);
if ($result === FALSE)
{
if ($this->debug == TRUE)
{
$this->_error('ftp_unable_to_delete');
}
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Set file permissions
*
* @access public
* @param string the file path
* @param string the permissions
* @return bool
*/
function chmod($path, $perm)
{
if ( ! $this->_is_conn())
{
return FALSE;
}
// Permissions can only be set when running PHP 5
if ( ! function_exists('ftp_chmod'))
{
if ($this->debug == TRUE)
{
$this->_error('ftp_unable_to_chmod');
}
return FALSE;
}
$result = @ftp_chmod($this->conn_id, $perm, $path);
if ($result === FALSE)
{
if ($this->debug == TRUE)
{
$this->_error('ftp_unable_to_chmod');
}
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* FTP List files in the specified directory
*
* @access public
* @return array
*/
function list_files($path = '.')
{
if ( ! $this->_is_conn())
{
return FALSE;
}
return ftp_nlist($this->conn_id, $path);
}
// ------------------------------------------------------------------------
/**
* Read a directory and recreate it remotely
*
* This function recursively reads a folder and everything it contains (including
* sub-folders) and creates a mirror via FTP based on it. Whatever the directory structure
* of the original file path will be recreated on the server.
*
* @access public
* @param string path to source with trailing slash
* @param string path to destination - include the base folder with trailing slash
* @return bool
*/
function mirror($locpath, $rempath)
{
if ( ! $this->_is_conn())
{
return FALSE;
}
// Open the local file path
if ($fp = @opendir($locpath))
{
// Attempt to open the remote file path.
if ( ! $this->changedir($rempath, TRUE))
{
// If it doesn't exist we'll attempt to create the direcotory
if ( ! $this->mkdir($rempath) OR ! $this->changedir($rempath))
{
return FALSE;
}
}
// Recursively read the local directory
while (FALSE !== ($file = readdir($fp)))
{
if (@is_dir($locpath.$file) && substr($file, 0, 1) != '.')
{
$this->mirror($locpath.$file."/", $rempath.$file."/");
}
elseif (substr($file, 0, 1) != ".")
{
// Get the file extension so we can se the upload type
$ext = $this->_getext($file);
$mode = $this->_settype($ext);
$this->upload($locpath.$file, $rempath.$file, $mode);
}
}
return TRUE;
}
return FALSE;
}
// --------------------------------------------------------------------
/**
* Extract the file extension
*
* @access private
* @param string
* @return string
*/
function _getext($filename)
{
if (FALSE === strpos($filename, '.'))
{
return 'txt';
}
$x = explode('.', $filename);
return end($x);
}
// --------------------------------------------------------------------
/**
* Set the upload type
*
* @access private
* @param string
* @return string
*/
function _settype($ext)
{
$text_types = array(
'txt',
'text',
'php',
'phps',
'php4',
'js',
'css',
'htm',
'html',
'phtml',
'shtml',
'log',
'xml'
);
return (in_array($ext, $text_types)) ? 'ascii' : 'binary';
}
// ------------------------------------------------------------------------
/**
* Close the connection
*
* @access public
* @param string path to source
* @param string path to destination
* @return bool
*/
function close()
{
if ( ! $this->_is_conn())
{
return FALSE;
}
@ftp_close($this->conn_id);
}
// ------------------------------------------------------------------------
/**
* Display error message
*
* @access private
* @param string
* @return bool
*/
function _error($line)
{
$CI =& get_instance();
$CI->lang->load('ftp');
show_error($CI->lang->line($line));
}
}
// END FTP Class
/* End of file Ftp.php */
/* Location: ./system/libraries/Ftp.php */
system/libraries/Hooks.php
+226
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* CodeIgniter Hooks Class
*
* Provides a mechanism to extend the base system without hacking. Most of
* this class is borrowed from Paul's Extension class in ExpressionEngine.
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/encryption.html
*/
class CI_Hooks {
var $enabled = FALSE;
var $hooks = array();
var $in_progress = FALSE;
/**
* Constructor
*
*/
function CI_Hooks()
{
$this->_initialize();
log_message('debug', "Hooks Class Initialized");
}
// --------------------------------------------------------------------
/**
* Initialize the Hooks Preferences
*
* @access private
* @return void
*/
function _initialize()
{
$CFG =& load_class('Config');
// If hooks are not enabled in the config file
// there is nothing else to do
if ($CFG->item('enable_hooks') == FALSE)
{
return;
}
// Grab the "hooks" definition file.
// If there are no hooks, we're done.
@include(APPPATH.'config/hooks'.EXT);
if ( ! isset($hook) OR ! is_array($hook))
{
return;
}
$this->hooks =& $hook;
$this->enabled = TRUE;
}
// --------------------------------------------------------------------
/**
* Call Hook
*
* Calls a particular hook
*
* @access private
* @param string the hook name
* @return mixed
*/
function _call_hook($which = '')
{
if ( ! $this->enabled OR ! isset($this->hooks[$which]))
{
return FALSE;
}
if (isset($this->hooks[$which][0]) AND is_array($this->hooks[$which][0]))
{
foreach ($this->hooks[$which] as $val)
{
$this->_run_hook($val);
}
}
else
{
$this->_run_hook($this->hooks[$which]);
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Run Hook
*
* Runs a particular hook
*
* @access private
* @param array the hook details
* @return bool
*/
function _run_hook($data)
{
if ( ! is_array($data))
{
return FALSE;
}
// -----------------------------------
// Safety - Prevents run-away loops
// -----------------------------------
// If the script being called happens to have the same
// hook call within it a loop can happen
if ($this->in_progress == TRUE)
{
return;
}
// -----------------------------------
// Set file path
// -----------------------------------
if ( ! isset($data['filepath']) OR ! isset($data['filename']))
{
return FALSE;
}
$filepath = APPPATH.$data['filepath'].'/'.$data['filename'];
if ( ! file_exists($filepath))
{
return FALSE;
}
// -----------------------------------
// Set class/function name
// -----------------------------------
$class = FALSE;
$function = FALSE;
$params = '';
if (isset($data['class']) AND $data['class'] != '')
{
$class = $data['class'];
}
if (isset($data['function']))
{
$function = $data['function'];
}
if (isset($data['params']))
{
$params = $data['params'];
}
if ($class === FALSE AND $function === FALSE)
{
return FALSE;
}
// -----------------------------------
// Set the in_progress flag
// -----------------------------------
$this->in_progress = TRUE;
// -----------------------------------
// Call the requested class and/or function
// -----------------------------------
if ($class !== FALSE)
{
if ( ! class_exists($class))
{
require($filepath);
}
$HOOK = new $class;
$HOOK->$function($params);
}
else
{
if ( ! function_exists($function))
{
require($filepath);
}
$function($params);
}
$this->in_progress = FALSE;
return TRUE;
}
}
// END CI_Hooks class
/* End of file Hooks.php */
/* Location: ./system/libraries/Hooks.php */
system/libraries/Image_lib.php
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system/libraries/Input.php
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system/libraries/Language.php
+123
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Language Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Language
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/language.html
*/
class CI_Language {
var $language = array();
var $is_loaded = array();
/**
* Constructor
*
* @access public
*/
function CI_Language()
{
log_message('debug', "Language Class Initialized");
}
// --------------------------------------------------------------------
/**
* Load a language file
*
* @access public
* @param mixed the name of the language file to be loaded. Can be an array
* @param string the language (english, etc.)
* @return mixed
*/
function load($langfile = '', $idiom = '', $return = FALSE)
{
$langfile = str_replace(EXT, '', str_replace('_lang.', '', $langfile)).'_lang'.EXT;
if (in_array($langfile, $this->is_loaded, TRUE))
{
return;
}
if ($idiom == '')
{
$CI =& get_instance();
$deft_lang = $CI->config->item('language');
$idiom = ($deft_lang == '') ? 'english' : $deft_lang;
}
// Determine where the language file is and load it
if (file_exists(APPPATH.'language/'.$idiom.'/'.$langfile))
{
include(APPPATH.'language/'.$idiom.'/'.$langfile);
}
else
{
if (file_exists(BASEPATH.'language/'.$idiom.'/'.$langfile))
{
include(BASEPATH.'language/'.$idiom.'/'.$langfile);
}
else
{
show_error('Unable to load the requested language file: language/'.$idiom.'/'.$langfile);
}
}
if ( ! isset($lang))
{
log_message('error', 'Language file contains no data: language/'.$idiom.'/'.$langfile);
return;
}
if ($return == TRUE)
{
return $lang;
}
$this->is_loaded[] = $langfile;
$this->language = array_merge($this->language, $lang);
unset($lang);
log_message('debug', 'Language file loaded: language/'.$idiom.'/'.$langfile);
return TRUE;
}
// --------------------------------------------------------------------
/**
* Fetch a single line of text from the language array
*
* @access public
* @param string $line the language line
* @return string
*/
function line($line = '')
{
$line = ($line == '' OR ! isset($this->language[$line])) ? FALSE : $this->language[$line];
return $line;
}
}
// END Language Class
/* End of file Language.php */
/* Location: ./system/libraries/Language.php */
system/libraries/Loader.php
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system/libraries/Log.php
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Logging Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Logging
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/general/errors.html
*/
class CI_Log {
var $log_path;
var $_threshold = 1;
var $_date_fmt = 'Y-m-d H:i:s';
var $_enabled = TRUE;
var $_levels = array('ERROR' => '1', 'DEBUG' => '2', 'INFO' => '3', 'ALL' => '4');
/**
* Constructor
*
* @access public
*/
function CI_Log()
{
$config =& get_config();
$this->log_path = ($config['log_path'] != '') ? $config['log_path'] : BASEPATH.'logs/';
if ( ! is_dir($this->log_path) OR ! is_really_writable($this->log_path))
{
$this->_enabled = FALSE;
}
if (is_numeric($config['log_threshold']))
{
$this->_threshold = $config['log_threshold'];
}
if ($config['log_date_format'] != '')
{
$this->_date_fmt = $config['log_date_format'];
}
}
// --------------------------------------------------------------------
/**
* Write Log File
*
* Generally this function will be called using the global log_message() function
*
* @access public
* @param string the error level
* @param string the error message
* @param bool whether the error is a native PHP error
* @return bool
*/
function write_log($level = 'error', $msg, $php_error = FALSE)
{
if ($this->_enabled === FALSE)
{
return FALSE;
}
$level = strtoupper($level);
if ( ! isset($this->_levels[$level]) OR ($this->_levels[$level] > $this->_threshold))
{
return FALSE;
}
$filepath = $this->log_path.'log-'.date('Y-m-d').EXT;
$message = '';
if ( ! file_exists($filepath))
{
$message .= "<"."?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); ?".">\n\n";
}
if ( ! $fp = @fopen($filepath, FOPEN_WRITE_CREATE))
{
return FALSE;
}
$message .= $level.' '.(($level == 'INFO') ? ' -' : '-').' '.date($this->_date_fmt). ' --> '.$msg."\n";
flock($fp, LOCK_EX);
fwrite($fp, $message);
flock($fp, LOCK_UN);
fclose($fp);
@chmod($filepath, FILE_WRITE_MODE);
return TRUE;
}
}
// END Log Class
/* End of file Log.php */
/* Location: ./system/libraries/Log.php */
system/libraries/Model.php
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* CodeIgniter Model Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/config.html
*/
class Model {
var $_parent_name = '';
/**
* Constructor
*
* @access public
*/
function Model()
{
// If the magic __get() or __set() methods are used in a Model references can't be used.
$this->_assign_libraries( (method_exists($this, '__get') OR method_exists($this, '__set')) ? FALSE : TRUE );
// We don't want to assign the model object to itself when using the
// assign_libraries function below so we'll grab the name of the model parent
$this->_parent_name = ucfirst(get_class($this));
log_message('debug', "Model Class Initialized");
}
/**
* Assign Libraries
*
* Creates local references to all currently instantiated objects
* so that any syntax that can be legally used in a controller
* can be used within models.
*
* @access private
*/
function _assign_libraries($use_reference = TRUE)
{
$CI =& get_instance();
foreach (array_keys(get_object_vars($CI)) as $key)
{
if ( ! isset($this->$key) AND $key != $this->_parent_name)
{
// In some cases using references can cause
// problems so we'll conditionally use them
if ($use_reference == TRUE)
{
$this->$key = NULL; // Needed to prevent reference errors with some configurations
$this->$key =& $CI->$key;
}
else
{
$this->$key = $CI->$key;
}
}
}
}
}
// END Model Class
/* End of file Model.php */
/* Location: ./system/libraries/Model.php */
system/libraries/Output.php
+409
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Output Class
*
* Responsible for sending final output to browser
*
* @package CodeIgniter
* @subpackage Libraries
* @category Output
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/output.html
*/
class CI_Output {
var $final_output;
var $cache_expiration = 0;
var $headers = array();
var $enable_profiler = FALSE;
function CI_Output()
{
log_message('debug', "Output Class Initialized");
}
// --------------------------------------------------------------------
/**
* Get Output
*
* Returns the current output string
*
* @access public
* @return string
*/
function get_output()
{
return $this->final_output;
}
// --------------------------------------------------------------------
/**
* Set Output
*
* Sets the output string
*
* @access public
* @param string
* @return void
*/
function set_output($output)
{
$this->final_output = $output;
}
// --------------------------------------------------------------------
/**
* Append Output
*
* Appends data onto the output string
*
* @access public
* @param string
* @return void
*/
function append_output($output)
{
if ($this->final_output == '')
{
$this->final_output = $output;
}
else
{
$this->final_output .= $output;
}
}
// --------------------------------------------------------------------
/**
* Set Header
*
* Lets you set a server header which will be outputted with the final display.
*
* Note: If a file is cached, headers will not be sent. We need to figure out
* how to permit header data to be saved with the cache data...
*
* @access public
* @param string
* @return void
*/
function set_header($header, $replace = TRUE)
{
$this->headers[] = array($header, $replace);
}
// --------------------------------------------------------------------
/**
* Set HTTP Status Header
* moved to Common procedural functions in 1.7.2
*
* @access public
* @param int the status code
* @param string
* @return void
*/
function set_status_header($code = '200', $text = '')
{
set_status_header($code, $text);
}
// --------------------------------------------------------------------
/**
* Enable/disable Profiler
*
* @access public
* @param bool
* @return void
*/
function enable_profiler($val = TRUE)
{
$this->enable_profiler = (is_bool($val)) ? $val : TRUE;
}
// --------------------------------------------------------------------
/**
* Set Cache
*
* @access public
* @param integer
* @return void
*/
function cache($time)
{
$this->cache_expiration = ( ! is_numeric($time)) ? 0 : $time;
}
// --------------------------------------------------------------------
/**
* Display Output
*
* All "view" data is automatically put into this variable by the controller class:
*
* $this->final_output
*
* This function sends the finalized output data to the browser along
* with any server headers and profile data. It also stops the
* benchmark timer so the page rendering speed and memory usage can be shown.
*
* @access public
* @return mixed
*/
function _display($output = '')
{
// Note: We use globals because we can't use $CI =& get_instance()
// since this function is sometimes called by the caching mechanism,
// which happens before the CI super object is available.
global $BM, $CFG;
// --------------------------------------------------------------------
// Set the output data
if ($output == '')
{
$output =& $this->final_output;
}
// --------------------------------------------------------------------
// Do we need to write a cache file?
if ($this->cache_expiration > 0)
{
$this->_write_cache($output);
}
// --------------------------------------------------------------------
// Parse out the elapsed time and memory usage,
// then swap the pseudo-variables with the data
$elapsed = $BM->elapsed_time('total_execution_time_start', 'total_execution_time_end');
$output = str_replace('{elapsed_time}', $elapsed, $output);
$memory = ( ! function_exists('memory_get_usage')) ? '0' : round(memory_get_usage()/1024/1024, 2).'MB';
$output = str_replace('{memory_usage}', $memory, $output);
// --------------------------------------------------------------------
// Is compression requested?
if ($CFG->item('compress_output') === TRUE)
{
if (extension_loaded('zlib'))
{
if (isset($_SERVER['HTTP_ACCEPT_ENCODING']) AND strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') !== FALSE)
{
ob_start('ob_gzhandler');
}
}
}
// --------------------------------------------------------------------
// Are there any server headers to send?
if (count($this->headers) > 0)
{
foreach ($this->headers as $header)
{
@header($header[0], $header[1]);
}
}
// --------------------------------------------------------------------
// Does the get_instance() function exist?
// If not we know we are dealing with a cache file so we'll
// simply echo out the data and exit.
if ( ! function_exists('get_instance'))
{
echo $output;
log_message('debug', "Final output sent to browser");
log_message('debug', "Total execution time: ".$elapsed);
return TRUE;
}
// --------------------------------------------------------------------
// Grab the super object. We'll need it in a moment...
$CI =& get_instance();
// Do we need to generate profile data?
// If so, load the Profile class and run it.
if ($this->enable_profiler == TRUE)
{
$CI->load->library('profiler');
// If the output data contains closing </body> and </html> tags
// we will remove them and add them back after we insert the profile data
if (preg_match("|</body>.*?</html>|is", $output))
{
$output = preg_replace("|</body>.*?</html>|is", '', $output);
$output .= $CI->profiler->run();
$output .= '</body></html>';
}
else
{
$output .= $CI->profiler->run();
}
}
// --------------------------------------------------------------------
// Does the controller contain a function named _output()?
// If so send the output there. Otherwise, echo it.
if (method_exists($CI, '_output'))
{
$CI->_output($output);
}
else
{
echo $output; // Send it to the browser!
}
log_message('debug', "Final output sent to browser");
log_message('debug', "Total execution time: ".$elapsed);
}
// --------------------------------------------------------------------
/**
* Write a Cache File
*
* @access public
* @return void
*/
function _write_cache($output)
{
$CI =& get_instance();
$path = $CI->config->item('cache_path');
$cache_path = ($path == '') ? BASEPATH.'cache/' : $path;
if ( ! is_dir($cache_path) OR ! is_really_writable($cache_path))
{
return;
}
$uri = $CI->config->item('base_url').
$CI->config->item('index_page').
$CI->uri->uri_string();
$cache_path .= md5($uri);
if ( ! $fp = @fopen($cache_path, FOPEN_WRITE_CREATE_DESTRUCTIVE))
{
log_message('error', "Unable to write cache file: ".$cache_path);
return;
}
$expire = time() + ($this->cache_expiration * 60);
if (flock($fp, LOCK_EX))
{
fwrite($fp, $expire.'TS--->'.$output);
flock($fp, LOCK_UN);
}
else
{
log_message('error', "Unable to secure a file lock for file at: ".$cache_path);
return;
}
fclose($fp);
@chmod($cache_path, DIR_WRITE_MODE);
log_message('debug', "Cache file written: ".$cache_path);
}
// --------------------------------------------------------------------
/**
* Update/serve a cached file
*
* @access public
* @return void
*/
function _display_cache(&$CFG, &$URI)
{
$cache_path = ($CFG->item('cache_path') == '') ? BASEPATH.'cache/' : $CFG->item('cache_path');
if ( ! is_dir($cache_path) OR ! is_really_writable($cache_path))
{
return FALSE;
}
// Build the file path. The file name is an MD5 hash of the full URI
$uri = $CFG->item('base_url').
$CFG->item('index_page').
$URI->uri_string;
$filepath = $cache_path.md5($uri);
if ( ! @file_exists($filepath))
{
return FALSE;
}
if ( ! $fp = @fopen($filepath, FOPEN_READ))
{
return FALSE;
}
flock($fp, LOCK_SH);
$cache = '';
if (filesize($filepath) > 0)
{
$cache = fread($fp, filesize($filepath));
}
flock($fp, LOCK_UN);
fclose($fp);
// Strip out the embedded timestamp
if ( ! preg_match("/(\d+TS--->)/", $cache, $match))
{
return FALSE;
}
// Has the file expired? If so we'll delete it.
if (time() >= trim(str_replace('TS--->', '', $match['1'])))
{
@unlink($filepath);
log_message('debug', "Cache file has expired. File deleted");
return FALSE;
}
// Display the cache
$this->_display(str_replace($match['0'], '', $cache));
log_message('debug', "Cache file is current. Sending it to browser.");
return TRUE;
}
}
// END Output Class
/* End of file Output.php */
/* Location: ./system/libraries/Output.php */
system/libraries/Pagination.php
+244
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Pagination Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Pagination
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/pagination.html
*/
class CI_Pagination {
var $base_url = ''; // The page we are linking to
var $total_rows = ''; // Total number of items (database results)
var $per_page = 10; // Max number of items you want shown per page
var $num_links = 2; // Number of "digit" links to show before/after the currently viewed page
var $cur_page = 0; // The current page being viewed
var $first_link = '&lsaquo; First';
var $next_link = '&gt;';
var $prev_link = '&lt;';
var $last_link = 'Last &rsaquo;';
var $uri_segment = 3;
var $full_tag_open = '';
var $full_tag_close = '';
var $first_tag_open = '';
var $first_tag_close = '&nbsp;';
var $last_tag_open = '&nbsp;';
var $last_tag_close = '';
var $cur_tag_open = '&nbsp;<strong>';
var $cur_tag_close = '</strong>';
var $next_tag_open = '&nbsp;';
var $next_tag_close = '&nbsp;';
var $prev_tag_open = '&nbsp;';
var $prev_tag_close = '';
var $num_tag_open = '&nbsp;';
var $num_tag_close = '';
var $page_query_string = FALSE;
var $query_string_segment = 'per_page';
/**
* Constructor
*
* @access public
* @param array initialization parameters
*/
function CI_Pagination($params = array())
{
if (count($params) > 0)
{
$this->initialize($params);
}
log_message('debug', "Pagination Class Initialized");
}
// --------------------------------------------------------------------
/**
* Initialize Preferences
*
* @access public
* @param array initialization parameters
* @return void
*/
function initialize($params = array())
{
if (count($params) > 0)
{
foreach ($params as $key => $val)
{
if (isset($this->$key))
{
$this->$key = $val;
}
}
}
}
// --------------------------------------------------------------------
/**
* Generate the pagination links
*
* @access public
* @return string
*/
function create_links()
{
// If our item count or per-page total is zero there is no need to continue.
if ($this->total_rows == 0 OR $this->per_page == 0)
{
return '';
}
// Calculate the total number of pages
$num_pages = ceil($this->total_rows / $this->per_page);
// Is there only one page? Hm... nothing more to do here then.
if ($num_pages == 1)
{
return '';
}
// Determine the current page number.
$CI =& get_instance();
if ($CI->config->item('enable_query_strings') === TRUE OR $this->page_query_string === TRUE)
{
if ($CI->input->get($this->query_string_segment) != 0)
{
$this->cur_page = $CI->input->get($this->query_string_segment);
// Prep the current page - no funny business!
$this->cur_page = (int) $this->cur_page;
}
}
else
{
if ($CI->uri->segment($this->uri_segment) != 0)
{
$this->cur_page = $CI->uri->segment($this->uri_segment);
// Prep the current page - no funny business!
$this->cur_page = (int) $this->cur_page;
}
}
$this->num_links = (int)$this->num_links;
if ($this->num_links < 1)
{
show_error('Your number of links must be a positive number.');
}
if ( ! is_numeric($this->cur_page))
{
$this->cur_page = 0;
}
// Is the page number beyond the result range?
// If so we show the last page
if ($this->cur_page > $this->total_rows)
{
$this->cur_page = ($num_pages - 1) * $this->per_page;
}
$uri_page_number = $this->cur_page;
$this->cur_page = floor(($this->cur_page/$this->per_page) + 1);
// Calculate the start and end numbers. These determine
// which number to start and end the digit links with
$start = (($this->cur_page - $this->num_links) > 0) ? $this->cur_page - ($this->num_links - 1) : 1;
$end = (($this->cur_page + $this->num_links) < $num_pages) ? $this->cur_page + $this->num_links : $num_pages;
// Is pagination being used over GET or POST? If get, add a per_page query
// string. If post, add a trailing slash to the base URL if needed
if ($CI->config->item('enable_query_strings') === TRUE OR $this->page_query_string === TRUE)
{
$this->base_url = rtrim($this->base_url).'&amp;'.$this->query_string_segment.'=';
}
else
{
$this->base_url = rtrim($this->base_url, '/') .'/';
}
// And here we go...
$output = '';
// Render the "First" link
if ($this->cur_page > ($this->num_links + 1))
{
$output .= $this->first_tag_open.'<a href="'.$this->base_url.'">'.$this->first_link.'</a>'.$this->first_tag_close;
}
// Render the "previous" link
if ($this->cur_page != 1)
{
$i = $uri_page_number - $this->per_page;
if ($i == 0) $i = '';
$output .= $this->prev_tag_open.'<a href="'.$this->base_url.$i.'">'.$this->prev_link.'</a>'.$this->prev_tag_close;
}
// Write the digit links
for ($loop = $start -1; $loop <= $end; $loop++)
{
$i = ($loop * $this->per_page) - $this->per_page;
if ($i >= 0)
{
if ($this->cur_page == $loop)
{
$output .= $this->cur_tag_open.$loop.$this->cur_tag_close; // Current page
}
else
{
$n = ($i == 0) ? '' : $i;
$output .= $this->num_tag_open.'<a href="'.$this->base_url.$n.'">'.$loop.'</a>'.$this->num_tag_close;
}
}
}
// Render the "next" link
if ($this->cur_page < $num_pages)
{
$output .= $this->next_tag_open.'<a href="'.$this->base_url.($this->cur_page * $this->per_page).'">'.$this->next_link.'</a>'.$this->next_tag_close;
}
// Render the "Last" link
if (($this->cur_page + $this->num_links) < $num_pages)
{
$i = (($num_pages * $this->per_page) - $this->per_page);
$output .= $this->last_tag_open.'<a href="'.$this->base_url.$i.'">'.$this->last_link.'</a>'.$this->last_tag_close;
}
// Kill double slashes. Note: Sometimes we can end up with a double slash
// in the penultimate link so we'll kill all double slashes.
$output = preg_replace("#([^:])//+#", "\\1/", $output);
// Add the wrapper HTML if exists
$output = $this->full_tag_open.$output.$this->full_tag_close;
return $output;
}
}
// END Pagination Class
/* End of file Pagination.php */
/* Location: ./system/libraries/Pagination.php */
system/libraries/Parser.php
+173
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Parser Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Parser
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/parser.html
*/
class CI_Parser {
var $l_delim = '{';
var $r_delim = '}';
var $object;
/**
* Parse a template
*
* Parses pseudo-variables contained in the specified template,
* replacing them with the data in the second param
*
* @access public
* @param string
* @param array
* @param bool
* @return string
*/
function parse($template, $data, $return = FALSE)
{
$CI =& get_instance();
$template = $CI->load->view($template, $data, TRUE);
if ($template == '')
{
return FALSE;
}
foreach ($data as $key => $val)
{
if (is_array($val))
{
$template = $this->_parse_pair($key, $val, $template);
}
else
{
$template = $this->_parse_single($key, (string)$val, $template);
}
}
if ($return == FALSE)
{
$CI->output->append_output($template);
}
return $template;
}
// --------------------------------------------------------------------
/**
* Set the left/right variable delimiters
*
* @access public
* @param string
* @param string
* @return void
*/
function set_delimiters($l = '{', $r = '}')
{
$this->l_delim = $l;
$this->r_delim = $r;
}
// --------------------------------------------------------------------
/**
* Parse a single key/value
*
* @access private
* @param string
* @param string
* @param string
* @return string
*/
function _parse_single($key, $val, $string)
{
return str_replace($this->l_delim.$key.$this->r_delim, $val, $string);
}
// --------------------------------------------------------------------
/**
* Parse a tag pair
*
* Parses tag pairs: {some_tag} string... {/some_tag}
*
* @access private
* @param string
* @param array
* @param string
* @return string
*/
function _parse_pair($variable, $data, $string)
{
if (FALSE === ($match = $this->_match_pair($string, $variable)))
{
return $string;
}
$str = '';
foreach ($data as $row)
{
$temp = $match['1'];
foreach ($row as $key => $val)
{
if ( ! is_array($val))
{
$temp = $this->_parse_single($key, $val, $temp);
}
else
{
$temp = $this->_parse_pair($key, $val, $temp);
}
}
$str .= $temp;
}
return str_replace($match['0'], $str, $string);
}
// --------------------------------------------------------------------
/**
* Matches a variable pair
*
* @access private
* @param string
* @param string
* @return mixed
*/
function _match_pair($string, $variable)
{
if ( ! preg_match("|".$this->l_delim . $variable . $this->r_delim."(.+?)".$this->l_delim . '/' . $variable . $this->r_delim."|s", $string, $match))
{
return FALSE;
}
return $match;
}
}
// END Parser Class
/* End of file Parser.php */
/* Location: ./system/libraries/Parser.php */
system/libraries/Profiler.php
+392
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* CodeIgniter Profiler Class
*
* This class enables you to display benchmark, query, and other data
* in order to help with debugging and optimization.
*
* Note: At some point it would be good to move all the HTML in this class
* into a set of template files in order to allow customization.
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/general/profiling.html
*/
class CI_Profiler {
var $CI;
function CI_Profiler()
{
$this->CI =& get_instance();
$this->CI->load->language('profiler');
}
// --------------------------------------------------------------------
/**
* Auto Profiler
*
* This function cycles through the entire array of mark points and
* matches any two points that are named identically (ending in "_start"
* and "_end" respectively). It then compiles the execution times for
* all points and returns it as an array
*
* @access private
* @return array
*/
function _compile_benchmarks()
{
$profile = array();
foreach ($this->CI->benchmark->marker as $key => $val)
{
// We match the "end" marker so that the list ends
// up in the order that it was defined
if (preg_match("/(.+?)_end/i", $key, $match))
{
if (isset($this->CI->benchmark->marker[$match[1].'_end']) AND isset($this->CI->benchmark->marker[$match[1].'_start']))
{
$profile[$match[1]] = $this->CI->benchmark->elapsed_time($match[1].'_start', $key);
}
}
}
// Build a table containing the profile data.
// Note: At some point we should turn this into a template that can
// be modified. We also might want to make this data available to be logged
$output = "\n\n";
$output .= '<fieldset style="border:1px solid #990000;padding:6px 10px 10px 10px;margin:0 0 20px 0;background-color:#eee">';
$output .= "\n";
$output .= '<legend style="color:#990000;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_benchmarks').'&nbsp;&nbsp;</legend>';
$output .= "\n";
$output .= "\n\n<table cellpadding='4' cellspacing='1' border='0' width='100%'>\n";
foreach ($profile as $key => $val)
{
$key = ucwords(str_replace(array('_', '-'), ' ', $key));
$output .= "<tr><td width='50%' style='color:#000;font-weight:bold;background-color:#ddd;'>".$key."&nbsp;&nbsp;</td><td width='50%' style='color:#990000;font-weight:normal;background-color:#ddd;'>".$val."</td></tr>\n";
}
$output .= "</table>\n";
$output .= "</fieldset>";
return $output;
}
// --------------------------------------------------------------------
/**
* Compile Queries
*
* @access private
* @return string
*/
function _compile_queries()
{
$dbs = array();
// Let's determine which databases are currently connected to
foreach (get_object_vars($this->CI) as $CI_object)
{
if (is_object($CI_object) && is_subclass_of(get_class($CI_object), 'CI_DB') )
{
$dbs[] = $CI_object;
}
}
if (count($dbs) == 0)
{
$output = "\n\n";
$output .= '<fieldset style="border:1px solid #0000FF;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
$output .= "\n";
$output .= '<legend style="color:#0000FF;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_queries').'&nbsp;&nbsp;</legend>';
$output .= "\n";
$output .= "\n\n<table cellpadding='4' cellspacing='1' border='0' width='100%'>\n";
$output .="<tr><td width='100%' style='color:#0000FF;font-weight:normal;background-color:#eee;'>".$this->CI->lang->line('profiler_no_db')."</td></tr>\n";
$output .= "</table>\n";
$output .= "</fieldset>";
return $output;
}
// Load the text helper so we can highlight the SQL
$this->CI->load->helper('text');
// Key words we want bolded
$highlight = array('SELECT', 'DISTINCT', 'FROM', 'WHERE', 'AND', 'LEFT&nbsp;JOIN', 'ORDER&nbsp;BY', 'GROUP&nbsp;BY', 'LIMIT', 'INSERT', 'INTO', 'VALUES', 'UPDATE', 'OR', 'HAVING', 'OFFSET', 'NOT&nbsp;IN', 'IN', 'LIKE', 'NOT&nbsp;LIKE', 'COUNT', 'MAX', 'MIN', 'ON', 'AS', 'AVG', 'SUM', '(', ')');
$output = "\n\n";
foreach ($dbs as $db)
{
$output .= '<fieldset style="border:1px solid #0000FF;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
$output .= "\n";
$output .= '<legend style="color:#0000FF;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_database').':&nbsp; '.$db->database.'&nbsp;&nbsp;&nbsp;'.$this->CI->lang->line('profiler_queries').': '.count($this->CI->db->queries).'&nbsp;&nbsp;&nbsp;</legend>';
$output .= "\n";
$output .= "\n\n<table cellpadding='4' cellspacing='1' border='0' width='100%'>\n";
if (count($db->queries) == 0)
{
$output .= "<tr><td width='100%' style='color:#0000FF;font-weight:normal;background-color:#eee;'>".$this->CI->lang->line('profiler_no_queries')."</td></tr>\n";
}
else
{
foreach ($db->queries as $key => $val)
{
$time = number_format($db->query_times[$key], 4);
$val = highlight_code($val, ENT_QUOTES);
foreach ($highlight as $bold)
{
$val = str_replace($bold, '<strong>'.$bold.'</strong>', $val);
}
$output .= "<tr><td width='1%' valign='top' style='color:#990000;font-weight:normal;background-color:#ddd;'>".$time."&nbsp;&nbsp;</td><td style='color:#000;font-weight:normal;background-color:#ddd;'>".$val."</td></tr>\n";
}
}
$output .= "</table>\n";
$output .= "</fieldset>";
}
return $output;
}
// --------------------------------------------------------------------
/**
* Compile $_GET Data
*
* @access private
* @return string
*/
function _compile_get()
{
$output = "\n\n";
$output .= '<fieldset style="border:1px solid #cd6e00;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
$output .= "\n";
$output .= '<legend style="color:#cd6e00;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_get_data').'&nbsp;&nbsp;</legend>';
$output .= "\n";
if (count($_GET) == 0)
{
$output .= "<div style='color:#cd6e00;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->lang->line('profiler_no_get')."</div>";
}
else
{
$output .= "\n\n<table cellpadding='4' cellspacing='1' border='0' width='100%'>\n";
foreach ($_GET as $key => $val)
{
if ( ! is_numeric($key))
{
$key = "'".$key."'";
}
$output .= "<tr><td width='50%' style='color:#000;background-color:#ddd;'>&#36;_GET[".$key."]&nbsp;&nbsp; </td><td width='50%' style='color:#cd6e00;font-weight:normal;background-color:#ddd;'>";
if (is_array($val))
{
$output .= "<pre>" . htmlspecialchars(stripslashes(print_r($val, true))) . "</pre>";
}
else
{
$output .= htmlspecialchars(stripslashes($val));
}
$output .= "</td></tr>\n";
}
$output .= "</table>\n";
}
$output .= "</fieldset>";
return $output;
}
// --------------------------------------------------------------------
/**
* Compile $_POST Data
*
* @access private
* @return string
*/
function _compile_post()
{
$output = "\n\n";
$output .= '<fieldset style="border:1px solid #009900;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
$output .= "\n";
$output .= '<legend style="color:#009900;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_post_data').'&nbsp;&nbsp;</legend>';
$output .= "\n";
if (count($_POST) == 0)
{
$output .= "<div style='color:#009900;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->lang->line('profiler_no_post')."</div>";
}
else
{
$output .= "\n\n<table cellpadding='4' cellspacing='1' border='0' width='100%'>\n";
foreach ($_POST as $key => $val)
{
if ( ! is_numeric($key))
{
$key = "'".$key."'";
}
$output .= "<tr><td width='50%' style='color:#000;background-color:#ddd;'>&#36;_POST[".$key."]&nbsp;&nbsp; </td><td width='50%' style='color:#009900;font-weight:normal;background-color:#ddd;'>";
if (is_array($val))
{
$output .= "<pre>" . htmlspecialchars(stripslashes(print_r($val, true))) . "</pre>";
}
else
{
$output .= htmlspecialchars(stripslashes($val));
}
$output .= "</td></tr>\n";
}
$output .= "</table>\n";
}
$output .= "</fieldset>";
return $output;
}
// --------------------------------------------------------------------
/**
* Show query string
*
* @access private
* @return string
*/
function _compile_uri_string()
{
$output = "\n\n";
$output .= '<fieldset style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
$output .= "\n";
$output .= '<legend style="color:#000;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_uri_string').'&nbsp;&nbsp;</legend>';
$output .= "\n";
if ($this->CI->uri->uri_string == '')
{
$output .= "<div style='color:#000;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->lang->line('profiler_no_uri')."</div>";
}
else
{
$output .= "<div style='color:#000;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->uri->uri_string."</div>";
}
$output .= "</fieldset>";
return $output;
}
// --------------------------------------------------------------------
/**
* Show the controller and function that were called
*
* @access private
* @return string
*/
function _compile_controller_info()
{
$output = "\n\n";
$output .= '<fieldset style="border:1px solid #995300;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
$output .= "\n";
$output .= '<legend style="color:#995300;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_controller_info').'&nbsp;&nbsp;</legend>';
$output .= "\n";
$output .= "<div style='color:#995300;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->router->fetch_class()."/".$this->CI->router->fetch_method()."</div>";
$output .= "</fieldset>";
return $output;
}
// --------------------------------------------------------------------
/**
* Compile memory usage
*
* Display total used memory
*
* @access public
* @return string
*/
function _compile_memory_usage()
{
$output = "\n\n";
$output .= '<fieldset style="border:1px solid #5a0099;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';
$output .= "\n";
$output .= '<legend style="color:#5a0099;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_memory_usage').'&nbsp;&nbsp;</legend>';
$output .= "\n";
if (function_exists('memory_get_usage') && ($usage = memory_get_usage()) != '')
{
$output .= "<div style='color:#5a0099;font-weight:normal;padding:4px 0 4px 0'>".number_format($usage).' bytes</div>';
}
else
{
$output .= "<div style='color:#5a0099;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->lang->line('profiler_no_memory_usage')."</div>";
}
$output .= "</fieldset>";
return $output;
}
// --------------------------------------------------------------------
/**
* Run the Profiler
*
* @access private
* @return string
*/
function run()
{
$output = "<div id='codeigniter_profiler' style='clear:both;background-color:#fff;padding:10px;'>";
$output .= $this->_compile_uri_string();
$output .= $this->_compile_controller_info();
$output .= $this->_compile_memory_usage();
$output .= $this->_compile_benchmarks();
$output .= $this->_compile_get();
$output .= $this->_compile_post();
$output .= $this->_compile_queries();
$output .= '</div>';
return $output;
}
}
// END CI_Profiler class
/* End of file Profiler.php */
/* Location: ./system/libraries/Profiler.php */
system/libraries/Router.php
+389
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Router Class
*
* Parses URIs and determines routing
*
* @package CodeIgniter
* @subpackage Libraries
* @author ExpressionEngine Dev Team
* @category Libraries
* @link http://codeigniter.com/user_guide/general/routing.html
*/
class CI_Router {
var $config;
var $routes = array();
var $error_routes = array();
var $class = '';
var $method = 'index';
var $directory = '';
var $uri_protocol = 'auto';
var $default_controller;
var $scaffolding_request = FALSE; // Must be set to FALSE
/**
* Constructor
*
* Runs the route mapping function.
*/
function CI_Router()
{
$this->config =& load_class('Config');
$this->uri =& load_class('URI');
$this->_set_routing();
log_message('debug', "Router Class Initialized");
}
// --------------------------------------------------------------------
/**
* Set the route mapping
*
* This function determines what should be served based on the URI request,
* as well as any "routes" that have been set in the routing config file.
*
* @access private
* @return void
*/
function _set_routing()
{
// Are query strings enabled in the config file?
// If so, we're done since segment based URIs are not used with query strings.
if ($this->config->item('enable_query_strings') === TRUE AND isset($_GET[$this->config->item('controller_trigger')]))
{
$this->set_class(trim($this->uri->_filter_uri($_GET[$this->config->item('controller_trigger')])));
if (isset($_GET[$this->config->item('function_trigger')]))
{
$this->set_method(trim($this->uri->_filter_uri($_GET[$this->config->item('function_trigger')])));
}
return;
}
// Load the routes.php file.
@include(APPPATH.'config/routes'.EXT);
$this->routes = ( ! isset($route) OR ! is_array($route)) ? array() : $route;
unset($route);
// Set the default controller so we can display it in the event
// the URI doesn't correlated to a valid controller.
$this->default_controller = ( ! isset($this->routes['default_controller']) OR $this->routes['default_controller'] == '') ? FALSE : strtolower($this->routes['default_controller']);
// Fetch the complete URI string
$this->uri->_fetch_uri_string();
// Is there a URI string? If not, the default controller specified in the "routes" file will be shown.
if ($this->uri->uri_string == '')
{
if ($this->default_controller === FALSE)
{
show_error("Unable to determine what should be displayed. A default route has not been specified in the routing file.");
}
if (strpos($this->default_controller, '/') !== FALSE)
{
$x = explode('/', $this->default_controller);
$this->set_class(end($x));
$this->set_method('index');
$this->_set_request($x);
}
else
{
$this->set_class($this->default_controller);
$this->set_method('index');
$this->_set_request(array($this->default_controller, 'index'));
}
// re-index the routed segments array so it starts with 1 rather than 0
$this->uri->_reindex_segments();
log_message('debug', "No URI present. Default controller set.");
return;
}
unset($this->routes['default_controller']);
// Do we need to remove the URL suffix?
$this->uri->_remove_url_suffix();
// Compile the segments into an array
$this->uri->_explode_segments();
// Parse any custom routing that may exist
$this->_parse_routes();
// Re-index the segment array so that it starts with 1 rather than 0
$this->uri->_reindex_segments();
}
// --------------------------------------------------------------------
/**
* Set the Route
*
* This function takes an array of URI segments as
* input, and sets the current class/method
*
* @access private
* @param array
* @param bool
* @return void
*/
function _set_request($segments = array())
{
$segments = $this->_validate_request($segments);
if (count($segments) == 0)
{
return;
}
$this->set_class($segments[0]);
if (isset($segments[1]))
{
// A scaffolding request. No funny business with the URL
if ($this->routes['scaffolding_trigger'] == $segments[1] AND $segments[1] != '_ci_scaffolding')
{
$this->scaffolding_request = TRUE;
unset($this->routes['scaffolding_trigger']);
}
else
{
// A standard method request
$this->set_method($segments[1]);
}
}
else
{
// This lets the "routed" segment array identify that the default
// index method is being used.
$segments[1] = 'index';
}
// Update our "routed" segment array to contain the segments.
// Note: If there is no custom routing, this array will be
// identical to $this->uri->segments
$this->uri->rsegments = $segments;
}
// --------------------------------------------------------------------
/**
* Validates the supplied segments. Attempts to determine the path to
* the controller.
*
* @access private
* @param array
* @return array
*/
function _validate_request($segments)
{
// Does the requested controller exist in the root folder?
if (file_exists(APPPATH.'controllers/'.$segments[0].EXT))
{
return $segments;
}
// Is the controller in a sub-folder?
if (is_dir(APPPATH.'controllers/'.$segments[0]))
{
// Set the directory and remove it from the segment array
$this->set_directory($segments[0]);
$segments = array_slice($segments, 1);
if (count($segments) > 0)
{
// Does the requested controller exist in the sub-folder?
if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().$segments[0].EXT))
{
show_404($this->fetch_directory().$segments[0]);
}
}
else
{
$this->set_class($this->default_controller);
$this->set_method('index');
// Does the default controller exist in the sub-folder?
if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().$this->default_controller.EXT))
{
$this->directory = '';
return array();
}
}
return $segments;
}
// Can't find the requested controller...
show_404($segments[0]);
}
// --------------------------------------------------------------------
/**
* Parse Routes
*
* This function matches any routes that may exist in
* the config/routes.php file against the URI to
* determine if the class/method need to be remapped.
*
* @access private
* @return void
*/
function _parse_routes()
{
// Do we even have any custom routing to deal with?
// There is a default scaffolding trigger, so we'll look just for 1
if (count($this->routes) == 1)
{
$this->_set_request($this->uri->segments);
return;
}
// Turn the segment array into a URI string
$uri = implode('/', $this->uri->segments);
// Is there a literal match? If so we're done
if (isset($this->routes[$uri]))
{
$this->_set_request(explode('/', $this->routes[$uri]));
return;
}
// Loop through the route array looking for wild-cards
foreach ($this->routes as $key => $val)
{
// Convert wild-cards to RegEx
$key = str_replace(':any', '.+', str_replace(':num', '[0-9]+', $key));
// Does the RegEx match?
if (preg_match('#^'.$key.'$#', $uri))
{
// Do we have a back-reference?
if (strpos($val, '$') !== FALSE AND strpos($key, '(') !== FALSE)
{
$val = preg_replace('#^'.$key.'$#', $val, $uri);
}
$this->_set_request(explode('/', $val));
return;
}
}
// If we got this far it means we didn't encounter a
// matching route so we'll set the site default route
$this->_set_request($this->uri->segments);
}
// --------------------------------------------------------------------
/**
* Set the class name
*
* @access public
* @param string
* @return void
*/
function set_class($class)
{
$this->class = str_replace(array('/', '.'), '', $class);
}
// --------------------------------------------------------------------
/**
* Fetch the current class
*
* @access public
* @return string
*/
function fetch_class()
{
return $this->class;
}
// --------------------------------------------------------------------
/**
* Set the method name
*
* @access public
* @param string
* @return void
*/
function set_method($method)
{
$this->method = $method;
}
// --------------------------------------------------------------------
/**
* Fetch the current method
*
* @access public
* @return string
*/
function fetch_method()
{
if ($this->method == $this->fetch_class())
{
return 'index';
}
return $this->method;
}
// --------------------------------------------------------------------
/**
* Set the directory name
*
* @access public
* @param string
* @return void
*/
function set_directory($dir)
{
$this->directory = str_replace(array('/', '.'), '', $dir).'/';
}
// --------------------------------------------------------------------
/**
* Fetch the sub-directory (if any) that contains the requested controller class
*
* @access public
* @return string
*/
function fetch_directory()
{
return $this->directory;
}
}
// END Router Class
/* End of file Router.php */
/* Location: ./system/libraries/Router.php */
system/libraries/Session.php
+758
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@@ -0,0 +1,758 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Session Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Sessions
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/sessions.html
*/
class CI_Session {
var $sess_encrypt_cookie = FALSE;
var $sess_use_database = FALSE;
var $sess_table_name = '';
var $sess_expiration = 7200;
var $sess_match_ip = FALSE;
var $sess_match_useragent = TRUE;
var $sess_cookie_name = 'ci_session';
var $cookie_prefix = '';
var $cookie_path = '';
var $cookie_domain = '';
var $sess_time_to_update = 300;
var $encryption_key = '';
var $flashdata_key = 'flash';
var $time_reference = 'time';
var $gc_probability = 5;
var $userdata = array();
var $CI;
var $now;
/**
* Session Constructor
*
* The constructor runs the session routines automatically
* whenever the class is instantiated.
*/
function CI_Session($params = array())
{
log_message('debug', "Session Class Initialized");
// Set the super object to a local variable for use throughout the class
$this->CI =& get_instance();
// Set all the session preferences, which can either be set
// manually via the $params array above or via the config file
foreach (array('sess_encrypt_cookie', 'sess_use_database', 'sess_table_name', 'sess_expiration', 'sess_match_ip', 'sess_match_useragent', 'sess_cookie_name', 'cookie_path', 'cookie_domain', 'sess_time_to_update', 'time_reference', 'cookie_prefix', 'encryption_key') as $key)
{
$this->$key = (isset($params[$key])) ? $params[$key] : $this->CI->config->item($key);
}
// Load the string helper so we can use the strip_slashes() function
$this->CI->load->helper('string');
// Do we need encryption? If so, load the encryption class
if ($this->sess_encrypt_cookie == TRUE)
{
$this->CI->load->library('encrypt');
}
// Are we using a database? If so, load it
if ($this->sess_use_database === TRUE AND $this->sess_table_name != '')
{
$this->CI->load->database();
}
// Set the "now" time. Can either be GMT or server time, based on the
// config prefs. We use this to set the "last activity" time
$this->now = $this->_get_time();
// Set the session length. If the session expiration is
// set to zero we'll set the expiration two years from now.
if ($this->sess_expiration == 0)
{
$this->sess_expiration = (60*60*24*365*2);
}
// Set the cookie name
$this->sess_cookie_name = $this->cookie_prefix.$this->sess_cookie_name;
// Run the Session routine. If a session doesn't exist we'll
// create a new one. If it does, we'll update it.
if ( ! $this->sess_read())
{
$this->sess_create();
}
else
{
$this->sess_update();
}
// Delete 'old' flashdata (from last request)
$this->_flashdata_sweep();
// Mark all new flashdata as old (data will be deleted before next request)
$this->_flashdata_mark();
// Delete expired sessions if necessary
$this->_sess_gc();
log_message('debug', "Session routines successfully run");
}
// --------------------------------------------------------------------
/**
* Fetch the current session data if it exists
*
* @access public
* @return bool
*/
function sess_read()
{
// Fetch the cookie
$session = $this->CI->input->cookie($this->sess_cookie_name);
// No cookie? Goodbye cruel world!...
if ($session === FALSE)
{
log_message('debug', 'A session cookie was not found.');
return FALSE;
}
// Decrypt the cookie data
if ($this->sess_encrypt_cookie == TRUE)
{
$session = $this->CI->encrypt->decode($session);
}
else
{
// encryption was not used, so we need to check the md5 hash
$hash = substr($session, strlen($session)-32); // get last 32 chars
$session = substr($session, 0, strlen($session)-32);
// Does the md5 hash match? This is to prevent manipulation of session data in userspace
if ($hash !== md5($session.$this->encryption_key))
{
log_message('error', 'The session cookie data did not match what was expected. This could be a possible hacking attempt.');
$this->sess_destroy();
return FALSE;
}
}
// Unserialize the session array
$session = $this->_unserialize($session);
// Is the session data we unserialized an array with the correct format?
if ( ! is_array($session) OR ! isset($session['session_id']) OR ! isset($session['ip_address']) OR ! isset($session['user_agent']) OR ! isset($session['last_activity']))
{
$this->sess_destroy();
return FALSE;
}
// Is the session current?
if (($session['last_activity'] + $this->sess_expiration) < $this->now)
{
$this->sess_destroy();
return FALSE;
}
// Does the IP Match?
if ($this->sess_match_ip == TRUE AND $session['ip_address'] != $this->CI->input->ip_address())
{
$this->sess_destroy();
return FALSE;
}
// Does the User Agent Match?
if ($this->sess_match_useragent == TRUE AND trim($session['user_agent']) != trim(substr($this->CI->input->user_agent(), 0, 50)))
{
$this->sess_destroy();
return FALSE;
}
// Is there a corresponding session in the DB?
if ($this->sess_use_database === TRUE)
{
$this->CI->db->where('session_id', $session['session_id']);
if ($this->sess_match_ip == TRUE)
{
$this->CI->db->where('ip_address', $session['ip_address']);
}
if ($this->sess_match_useragent == TRUE)
{
$this->CI->db->where('user_agent', $session['user_agent']);
}
$query = $this->CI->db->get($this->sess_table_name);
// No result? Kill it!
if ($query->num_rows() == 0)
{
$this->sess_destroy();
return FALSE;
}
// Is there custom data? If so, add it to the main session array
$row = $query->row();
if (isset($row->user_data) AND $row->user_data != '')
{
$custom_data = $this->_unserialize($row->user_data);
if (is_array($custom_data))
{
foreach ($custom_data as $key => $val)
{
$session[$key] = $val;
}
}
}
}
// Session is valid!
$this->userdata = $session;
unset($session);
return TRUE;
}
// --------------------------------------------------------------------
/**
* Write the session data
*
* @access public
* @return void
*/
function sess_write()
{
// Are we saving custom data to the DB? If not, all we do is update the cookie
if ($this->sess_use_database === FALSE)
{
$this->_set_cookie();
return;
}
// set the custom userdata, the session data we will set in a second
$custom_userdata = $this->userdata;
$cookie_userdata = array();
// Before continuing, we need to determine if there is any custom data to deal with.
// Let's determine this by removing the default indexes to see if there's anything left in the array
// and set the session data while we're at it
foreach (array('session_id','ip_address','user_agent','last_activity') as $val)
{
unset($custom_userdata[$val]);
$cookie_userdata[$val] = $this->userdata[$val];
}
// Did we find any custom data? If not, we turn the empty array into a string
// since there's no reason to serialize and store an empty array in the DB
if (count($custom_userdata) === 0)
{
$custom_userdata = '';
}
else
{
// Serialize the custom data array so we can store it
$custom_userdata = $this->_serialize($custom_userdata);
}
// Run the update query
$this->CI->db->where('session_id', $this->userdata['session_id']);
$this->CI->db->update($this->sess_table_name, array('last_activity' => $this->userdata['last_activity'], 'user_data' => $custom_userdata));
// Write the cookie. Notice that we manually pass the cookie data array to the
// _set_cookie() function. Normally that function will store $this->userdata, but
// in this case that array contains custom data, which we do not want in the cookie.
$this->_set_cookie($cookie_userdata);
}
// --------------------------------------------------------------------
/**
* Create a new session
*
* @access public
* @return void
*/
function sess_create()
{
$sessid = '';
while (strlen($sessid) < 32)
{
$sessid .= mt_rand(0, mt_getrandmax());
}
// To make the session ID even more secure we'll combine it with the user's IP
$sessid .= $this->CI->input->ip_address();
$this->userdata = array(
'session_id' => md5(uniqid($sessid, TRUE)),
'ip_address' => $this->CI->input->ip_address(),
'user_agent' => substr($this->CI->input->user_agent(), 0, 50),
'last_activity' => $this->now
);
// Save the data to the DB if needed
if ($this->sess_use_database === TRUE)
{
$this->CI->db->query($this->CI->db->insert_string($this->sess_table_name, $this->userdata));
}
// Write the cookie
$this->_set_cookie();
}
// --------------------------------------------------------------------
/**
* Update an existing session
*
* @access public
* @return void
*/
function sess_update()
{
// We only update the session every five minutes by default
if (($this->userdata['last_activity'] + $this->sess_time_to_update) >= $this->now)
{
return;
}
// Save the old session id so we know which record to
// update in the database if we need it
$old_sessid = $this->userdata['session_id'];
$new_sessid = '';
while (strlen($new_sessid) < 32)
{
$new_sessid .= mt_rand(0, mt_getrandmax());
}
// To make the session ID even more secure we'll combine it with the user's IP
$new_sessid .= $this->CI->input->ip_address();
// Turn it into a hash
$new_sessid = md5(uniqid($new_sessid, TRUE));
// Update the session data in the session data array
$this->userdata['session_id'] = $new_sessid;
$this->userdata['last_activity'] = $this->now;
// _set_cookie() will handle this for us if we aren't using database sessions
// by pushing all userdata to the cookie.
$cookie_data = NULL;
// Update the session ID and last_activity field in the DB if needed
if ($this->sess_use_database === TRUE)
{
// set cookie explicitly to only have our session data
$cookie_data = array();
foreach (array('session_id','ip_address','user_agent','last_activity') as $val)
{
$cookie_data[$val] = $this->userdata[$val];
}
$this->CI->db->query($this->CI->db->update_string($this->sess_table_name, array('last_activity' => $this->now, 'session_id' => $new_sessid), array('session_id' => $old_sessid)));
}
// Write the cookie
$this->_set_cookie($cookie_data);
}
// --------------------------------------------------------------------
/**
* Destroy the current session
*
* @access public
* @return void
*/
function sess_destroy()
{
// Kill the session DB row
if ($this->sess_use_database === TRUE AND isset($this->userdata['session_id']))
{
$this->CI->db->where('session_id', $this->userdata['session_id']);
$this->CI->db->delete($this->sess_table_name);
}
// Kill the cookie
setcookie(
$this->sess_cookie_name,
addslashes(serialize(array())),
($this->now - 31500000),
$this->cookie_path,
$this->cookie_domain,
0
);
}
// --------------------------------------------------------------------
/**
* Fetch a specific item from the session array
*
* @access public
* @param string
* @return string
*/
function userdata($item)
{
return ( ! isset($this->userdata[$item])) ? FALSE : $this->userdata[$item];
}
// --------------------------------------------------------------------
/**
* Fetch all session data
*
* @access public
* @return mixed
*/
function all_userdata()
{
return ( ! isset($this->userdata)) ? FALSE : $this->userdata;
}
// --------------------------------------------------------------------
/**
* Add or change data in the "userdata" array
*
* @access public
* @param mixed
* @param string
* @return void
*/
function set_userdata($newdata = array(), $newval = '')
{
if (is_string($newdata))
{
$newdata = array($newdata => $newval);
}
if (count($newdata) > 0)
{
foreach ($newdata as $key => $val)
{
$this->userdata[$key] = $val;
}
}
$this->sess_write();
}
// --------------------------------------------------------------------
/**
* Delete a session variable from the "userdata" array
*
* @access array
* @return void
*/
function unset_userdata($newdata = array())
{
if (is_string($newdata))
{
$newdata = array($newdata => '');
}
if (count($newdata) > 0)
{
foreach ($newdata as $key => $val)
{
unset($this->userdata[$key]);
}
}
$this->sess_write();
}
// ------------------------------------------------------------------------
/**
* Add or change flashdata, only available
* until the next request
*
* @access public
* @param mixed
* @param string
* @return void
*/
function set_flashdata($newdata = array(), $newval = '')
{
if (is_string($newdata))
{
$newdata = array($newdata => $newval);
}
if (count($newdata) > 0)
{
foreach ($newdata as $key => $val)
{
$flashdata_key = $this->flashdata_key.':new:'.$key;
$this->set_userdata($flashdata_key, $val);
}
}
}
// ------------------------------------------------------------------------
/**
* Keeps existing flashdata available to next request.
*
* @access public
* @param string
* @return void
*/
function keep_flashdata($key)
{
// 'old' flashdata gets removed. Here we mark all
// flashdata as 'new' to preserve it from _flashdata_sweep()
// Note the function will return FALSE if the $key
// provided cannot be found
$old_flashdata_key = $this->flashdata_key.':old:'.$key;
$value = $this->userdata($old_flashdata_key);
$new_flashdata_key = $this->flashdata_key.':new:'.$key;
$this->set_userdata($new_flashdata_key, $value);
}
// ------------------------------------------------------------------------
/**
* Fetch a specific flashdata item from the session array
*
* @access public
* @param string
* @return string
*/
function flashdata($key)
{
$flashdata_key = $this->flashdata_key.':old:'.$key;
return $this->userdata($flashdata_key);
}
// ------------------------------------------------------------------------
/**
* Identifies flashdata as 'old' for removal
* when _flashdata_sweep() runs.
*
* @access private
* @return void
*/
function _flashdata_mark()
{
$userdata = $this->all_userdata();
foreach ($userdata as $name => $value)
{
$parts = explode(':new:', $name);
if (is_array($parts) && count($parts) === 2)
{
$new_name = $this->flashdata_key.':old:'.$parts[1];
$this->set_userdata($new_name, $value);
$this->unset_userdata($name);
}
}
}
// ------------------------------------------------------------------------
/**
* Removes all flashdata marked as 'old'
*
* @access private
* @return void
*/
function _flashdata_sweep()
{
$userdata = $this->all_userdata();
foreach ($userdata as $key => $value)
{
if (strpos($key, ':old:'))
{
$this->unset_userdata($key);
}
}
}
// --------------------------------------------------------------------
/**
* Get the "now" time
*
* @access private
* @return string
*/
function _get_time()
{
if (strtolower($this->time_reference) == 'gmt')
{
$now = time();
$time = mktime(gmdate("H", $now), gmdate("i", $now), gmdate("s", $now), gmdate("m", $now), gmdate("d", $now), gmdate("Y", $now));
}
else
{
$time = time();
}
return $time;
}
// --------------------------------------------------------------------
/**
* Write the session cookie
*
* @access public
* @return void
*/
function _set_cookie($cookie_data = NULL)
{
if (is_null($cookie_data))
{
$cookie_data = $this->userdata;
}
// Serialize the userdata for the cookie
$cookie_data = $this->_serialize($cookie_data);
if ($this->sess_encrypt_cookie == TRUE)
{
$cookie_data = $this->CI->encrypt->encode($cookie_data);
}
else
{
// if encryption is not used, we provide an md5 hash to prevent userside tampering
$cookie_data = $cookie_data.md5($cookie_data.$this->encryption_key);
}
// Set the cookie
setcookie(
$this->sess_cookie_name,
$cookie_data,
$this->sess_expiration + time(),
$this->cookie_path,
$this->cookie_domain,
0
);
}
// --------------------------------------------------------------------
/**
* Serialize an array
*
* This function first converts any slashes found in the array to a temporary
* marker, so when it gets unserialized the slashes will be preserved
*
* @access private
* @param array
* @return string
*/
function _serialize($data)
{
if (is_array($data))
{
foreach ($data as $key => $val)
{
$data[$key] = str_replace('\\', '{{slash}}', $val);
}
}
else
{
$data = str_replace('\\', '{{slash}}', $data);
}
return serialize($data);
}
// --------------------------------------------------------------------
/**
* Unserialize
*
* This function unserializes a data string, then converts any
* temporary slash markers back to actual slashes
*
* @access private
* @param array
* @return string
*/
function _unserialize($data)
{
$data = @unserialize(strip_slashes($data));
if (is_array($data))
{
foreach ($data as $key => $val)
{
$data[$key] = str_replace('{{slash}}', '\\', $val);
}
return $data;
}
return str_replace('{{slash}}', '\\', $data);
}
// --------------------------------------------------------------------
/**
* Garbage collection
*
* This deletes expired session rows from database
* if the probability percentage is met
*
* @access public
* @return void
*/
function _sess_gc()
{
if ($this->sess_use_database != TRUE)
{
return;
}
srand(time());
if ((rand() % 100) < $this->gc_probability)
{
$expire = $this->now - $this->sess_expiration;
$this->CI->db->where("last_activity < {$expire}");
$this->CI->db->delete($this->sess_table_name);
log_message('debug', 'Session garbage collection performed.');
}
}
}
// END Session Class
/* End of file Session.php */
/* Location: ./system/libraries/Session.php */
system/libraries/Sha1.php
+251
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@@ -0,0 +1,251 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* SHA1 Encoding Class
*
* Purpose: Provides 160 bit hashing using The Secure Hash Algorithm
* developed at the National Institute of Standards and Technology. The 40
* character SHA1 message hash is computationally infeasible to crack.
*
* This class is a fallback for servers that are not running PHP greater than
* 4.3, or do not have the MHASH library.
*
* This class is based on two scripts:
*
* Marcus Campbell's PHP implementation (GNU license)
* http://www.tecknik.net/sha-1/
*
* ...which is based on Paul Johnston's JavaScript version
* (BSD license). http://pajhome.org.uk/
*
* I encapsulated the functions and wrote one additional method to fix
* a hex conversion bug. - Rick Ellis
*
* @package CodeIgniter
* @subpackage Libraries
* @category Encryption
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/general/encryption.html
*/
class CI_SHA {
function CI_SHA()
{
log_message('debug', "SHA1 Class Initialized");
}
/**
* Generate the Hash
*
* @access public
* @param string
* @return string
*/
function generate($str)
{
$n = ((strlen($str) + 8) >> 6) + 1;
for ($i = 0; $i < $n * 16; $i++)
{
$x[$i] = 0;
}
for ($i = 0; $i < strlen($str); $i++)
{
$x[$i >> 2] |= ord(substr($str, $i, 1)) << (24 - ($i % 4) * 8);
}
$x[$i >> 2] |= 0x80 << (24 - ($i % 4) * 8);
$x[$n * 16 - 1] = strlen($str) * 8;
$a = 1732584193;
$b = -271733879;
$c = -1732584194;
$d = 271733878;
$e = -1009589776;
for ($i = 0; $i < count($x); $i += 16)
{
$olda = $a;
$oldb = $b;
$oldc = $c;
$oldd = $d;
$olde = $e;
for($j = 0; $j < 80; $j++)
{
if ($j < 16)
{
$w[$j] = $x[$i + $j];
}
else
{
$w[$j] = $this->_rol($w[$j - 3] ^ $w[$j - 8] ^ $w[$j - 14] ^ $w[$j - 16], 1);
}
$t = $this->_safe_add($this->_safe_add($this->_rol($a, 5), $this->_ft($j, $b, $c, $d)), $this->_safe_add($this->_safe_add($e, $w[$j]), $this->_kt($j)));
$e = $d;
$d = $c;
$c = $this->_rol($b, 30);
$b = $a;
$a = $t;
}
$a = $this->_safe_add($a, $olda);
$b = $this->_safe_add($b, $oldb);
$c = $this->_safe_add($c, $oldc);
$d = $this->_safe_add($d, $oldd);
$e = $this->_safe_add($e, $olde);
}
return $this->_hex($a).$this->_hex($b).$this->_hex($c).$this->_hex($d).$this->_hex($e);
}
// --------------------------------------------------------------------
/**
* Convert a decimal to hex
*
* @access private
* @param string
* @return string
*/
function _hex($str)
{
$str = dechex($str);
if (strlen($str) == 7)
{
$str = '0'.$str;
}
return $str;
}
// --------------------------------------------------------------------
/**
* Return result based on iteration
*
* @access private
* @return string
*/
function _ft($t, $b, $c, $d)
{
if ($t < 20)
return ($b & $c) | ((~$b) & $d);
if ($t < 40)
return $b ^ $c ^ $d;
if ($t < 60)
return ($b & $c) | ($b & $d) | ($c & $d);
return $b ^ $c ^ $d;
}
// --------------------------------------------------------------------
/**
* Determine the additive constant
*
* @access private
* @return string
*/
function _kt($t)
{
if ($t < 20)
{
return 1518500249;
}
else if ($t < 40)
{
return 1859775393;
}
else if ($t < 60)
{
return -1894007588;
}
else
{
return -899497514;
}
}
// --------------------------------------------------------------------
/**
* Add integers, wrapping at 2^32
*
* @access private
* @return string
*/
function _safe_add($x, $y)
{
$lsw = ($x & 0xFFFF) + ($y & 0xFFFF);
$msw = ($x >> 16) + ($y >> 16) + ($lsw >> 16);
return ($msw << 16) | ($lsw & 0xFFFF);
}
// --------------------------------------------------------------------
/**
* Bitwise rotate a 32-bit number
*
* @access private
* @return integer
*/
function _rol($num, $cnt)
{
return ($num << $cnt) | $this->_zero_fill($num, 32 - $cnt);
}
// --------------------------------------------------------------------
/**
* Pad string with zero
*
* @access private
* @return string
*/
function _zero_fill($a, $b)
{
$bin = decbin($a);
if (strlen($bin) < $b)
{
$bin = 0;
}
else
{
$bin = substr($bin, 0, strlen($bin) - $b);
}
for ($i=0; $i < $b; $i++)
{
$bin = "0".$bin;
}
return bindec($bin);
}
}
// END CI_SHA
/* End of file Sha1.php */
/* Location: ./system/libraries/Sha1.php */
system/libraries/Table.php
+440
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@@ -0,0 +1,440 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.3.1
* @filesource
*/
// ------------------------------------------------------------------------
/**
* HTML Table Generating Class
*
* Lets you create tables manually or from database result objects, or arrays.
*
* @package CodeIgniter
* @subpackage Libraries
* @category HTML Tables
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/uri.html
*/
class CI_Table {
var $rows = array();
var $heading = array();
var $auto_heading = TRUE;
var $caption = NULL;
var $template = NULL;
var $newline = "\n";
var $empty_cells = "";
function CI_Table()
{
log_message('debug', "Table Class Initialized");
}
// --------------------------------------------------------------------
/**
* Set the template
*
* @access public
* @param array
* @return void
*/
function set_template($template)
{
if ( ! is_array($template))
{
return FALSE;
}
$this->template = $template;
}
// --------------------------------------------------------------------
/**
* Set the table heading
*
* Can be passed as an array or discreet params
*
* @access public
* @param mixed
* @return void
*/
function set_heading()
{
$args = func_get_args();
$this->heading = (is_array($args[0])) ? $args[0] : $args;
}
// --------------------------------------------------------------------
/**
* Set columns. Takes a one-dimensional array as input and creates
* a multi-dimensional array with a depth equal to the number of
* columns. This allows a single array with many elements to be
* displayed in a table that has a fixed column count.
*
* @access public
* @param array
* @param int
* @return void
*/
function make_columns($array = array(), $col_limit = 0)
{
if ( ! is_array($array) OR count($array) == 0)
{
return FALSE;
}
// Turn off the auto-heading feature since it's doubtful we
// will want headings from a one-dimensional array
$this->auto_heading = FALSE;
if ($col_limit == 0)
{
return $array;
}
$new = array();
while(count($array) > 0)
{
$temp = array_splice($array, 0, $col_limit);
if (count($temp) < $col_limit)
{
for ($i = count($temp); $i < $col_limit; $i++)
{
$temp[] = '&nbsp;';
}
}
$new[] = $temp;
}
return $new;
}
// --------------------------------------------------------------------
/**
* Set "empty" cells
*
* Can be passed as an array or discreet params
*
* @access public
* @param mixed
* @return void
*/
function set_empty($value)
{
$this->empty_cells = $value;
}
// --------------------------------------------------------------------
/**
* Add a table row
*
* Can be passed as an array or discreet params
*
* @access public
* @param mixed
* @return void
*/
function add_row()
{
$args = func_get_args();
$this->rows[] = (is_array($args[0])) ? $args[0] : $args;
}
// --------------------------------------------------------------------
/**
* Add a table caption
*
* @access public
* @param string
* @return void
*/
function set_caption($caption)
{
$this->caption = $caption;
}
// --------------------------------------------------------------------
/**
* Generate the table
*
* @access public
* @param mixed
* @return string
*/
function generate($table_data = NULL)
{
// The table data can optionally be passed to this function
// either as a database result object or an array
if ( ! is_null($table_data))
{
if (is_object($table_data))
{
$this->_set_from_object($table_data);
}
elseif (is_array($table_data))
{
$set_heading = (count($this->heading) == 0 AND $this->auto_heading == FALSE) ? FALSE : TRUE;
$this->_set_from_array($table_data, $set_heading);
}
}
// Is there anything to display? No? Smite them!
if (count($this->heading) == 0 AND count($this->rows) == 0)
{
return 'Undefined table data';
}
// Compile and validate the template date
$this->_compile_template();
// Build the table!
$out = $this->template['table_open'];
$out .= $this->newline;
// Add any caption here
if ($this->caption)
{
$out .= $this->newline;
$out .= '<caption>' . $this->caption . '</caption>';
$out .= $this->newline;
}
// Is there a table heading to display?
if (count($this->heading) > 0)
{
$out .= $this->template['heading_row_start'];
$out .= $this->newline;
foreach($this->heading as $heading)
{
$out .= $this->template['heading_cell_start'];
$out .= $heading;
$out .= $this->template['heading_cell_end'];
}
$out .= $this->template['heading_row_end'];
$out .= $this->newline;
}
// Build the table rows
if (count($this->rows) > 0)
{
$i = 1;
foreach($this->rows as $row)
{
if ( ! is_array($row))
{
break;
}
// We use modulus to alternate the row colors
$name = (fmod($i++, 2)) ? '' : 'alt_';
$out .= $this->template['row_'.$name.'start'];
$out .= $this->newline;
foreach($row as $cell)
{
$out .= $this->template['cell_'.$name.'start'];
if ($cell === "")
{
$out .= $this->empty_cells;
}
else
{
$out .= $cell;
}
$out .= $this->template['cell_'.$name.'end'];
}
$out .= $this->template['row_'.$name.'end'];
$out .= $this->newline;
}
}
$out .= $this->template['table_close'];
return $out;
}
// --------------------------------------------------------------------
/**
* Clears the table arrays. Useful if multiple tables are being generated
*
* @access public
* @return void
*/
function clear()
{
$this->rows = array();
$this->heading = array();
$this->auto_heading = TRUE;
}
// --------------------------------------------------------------------
/**
* Set table data from a database result object
*
* @access public
* @param object
* @return void
*/
function _set_from_object($query)
{
if ( ! is_object($query))
{
return FALSE;
}
// First generate the headings from the table column names
if (count($this->heading) == 0)
{
if ( ! method_exists($query, 'list_fields'))
{
return FALSE;
}
$this->heading = $query->list_fields();
}
// Next blast through the result array and build out the rows
if ($query->num_rows() > 0)
{
foreach ($query->result_array() as $row)
{
$this->rows[] = $row;
}
}
}
// --------------------------------------------------------------------
/**
* Set table data from an array
*
* @access public
* @param array
* @return void
*/
function _set_from_array($data, $set_heading = TRUE)
{
if ( ! is_array($data) OR count($data) == 0)
{
return FALSE;
}
$i = 0;
foreach ($data as $row)
{
if ( ! is_array($row))
{
$this->rows[] = $data;
break;
}
// If a heading hasn't already been set we'll use the first row of the array as the heading
if ($i == 0 AND count($data) > 1 AND count($this->heading) == 0 AND $set_heading == TRUE)
{
$this->heading = $row;
}
else
{
$this->rows[] = $row;
}
$i++;
}
}
// --------------------------------------------------------------------
/**
* Compile Template
*
* @access private
* @return void
*/
function _compile_template()
{
if ($this->template == NULL)
{
$this->template = $this->_default_template();
return;
}
$this->temp = $this->_default_template();
foreach (array('table_open','heading_row_start', 'heading_row_end', 'heading_cell_start', 'heading_cell_end', 'row_start', 'row_end', 'cell_start', 'cell_end', 'row_alt_start', 'row_alt_end', 'cell_alt_start', 'cell_alt_end', 'table_close') as $val)
{
if ( ! isset($this->template[$val]))
{
$this->template[$val] = $this->temp[$val];
}
}
}
// --------------------------------------------------------------------
/**
* Default Template
*
* @access private
* @return void
*/
function _default_template()
{
return array (
'table_open' => '<table border="0" cellpadding="4" cellspacing="0">',
'heading_row_start' => '<tr>',
'heading_row_end' => '</tr>',
'heading_cell_start' => '<th>',
'heading_cell_end' => '</th>',
'row_start' => '<tr>',
'row_end' => '</tr>',
'cell_start' => '<td>',
'cell_end' => '</td>',
'row_alt_start' => '<tr>',
'row_alt_end' => '</tr>',
'cell_alt_start' => '<td>',
'cell_alt_end' => '</td>',
'table_close' => '</table>'
);
}
}
/* End of file Table.php */
/* Location: ./system/libraries/Table.php */
system/libraries/Trackback.php
+547
View File
@@ -0,0 +1,547 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Trackback Class
*
* Trackback Sending/Receiving Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Trackbacks
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/trackback.html
*/
class CI_Trackback {
var $time_format = 'local';
var $charset = 'UTF-8';
var $data = array('url' => '', 'title' => '', 'excerpt' => '', 'blog_name' => '', 'charset' => '');
var $convert_ascii = TRUE;
var $response = '';
var $error_msg = array();
/**
* Constructor
*
* @access public
*/
function CI_Trackback()
{
log_message('debug', "Trackback Class Initialized");
}
// --------------------------------------------------------------------
/**
* Send Trackback
*
* @access public
* @param array
* @return bool
*/
function send($tb_data)
{
if ( ! is_array($tb_data))
{
$this->set_error('The send() method must be passed an array');
return FALSE;
}
// Pre-process the Trackback Data
foreach (array('url', 'title', 'excerpt', 'blog_name', 'ping_url') as $item)
{
if ( ! isset($tb_data[$item]))
{
$this->set_error('Required item missing: '.$item);
return FALSE;
}
switch ($item)
{
case 'ping_url' : $$item = $this->extract_urls($tb_data[$item]);
break;
case 'excerpt' : $$item = $this->limit_characters($this->convert_xml(strip_tags(stripslashes($tb_data[$item]))));
break;
case 'url' : $$item = str_replace('&#45;', '-', $this->convert_xml(strip_tags(stripslashes($tb_data[$item]))));
break;
default : $$item = $this->convert_xml(strip_tags(stripslashes($tb_data[$item])));
break;
}
// Convert High ASCII Characters
if ($this->convert_ascii == TRUE)
{
if ($item == 'excerpt')
{
$$item = $this->convert_ascii($$item);
}
elseif ($item == 'title')
{
$$item = $this->convert_ascii($$item);
}
elseif($item == 'blog_name')
{
$$item = $this->convert_ascii($$item);
}
}
}
// Build the Trackback data string
$charset = ( ! isset($tb_data['charset'])) ? $this->charset : $tb_data['charset'];
$data = "url=".rawurlencode($url)."&title=".rawurlencode($title)."&blog_name=".rawurlencode($blog_name)."&excerpt=".rawurlencode($excerpt)."&charset=".rawurlencode($charset);
// Send Trackback(s)
$return = TRUE;
if (count($ping_url) > 0)
{
foreach ($ping_url as $url)
{
if ($this->process($url, $data) == FALSE)
{
$return = FALSE;
}
}
}
return $return;
}
// --------------------------------------------------------------------
/**
* Receive Trackback Data
*
* This function simply validates the incoming TB data.
* It returns false on failure and true on success.
* If the data is valid it is set to the $this->data array
* so that it can be inserted into a database.
*
* @access public
* @return bool
*/
function receive()
{
foreach (array('url', 'title', 'blog_name', 'excerpt') as $val)
{
if ( ! isset($_POST[$val]) OR $_POST[$val] == '')
{
$this->set_error('The following required POST variable is missing: '.$val);
return FALSE;
}
$this->data['charset'] = ( ! isset($_POST['charset'])) ? 'auto' : strtoupper(trim($_POST['charset']));
if ($val != 'url' && function_exists('mb_convert_encoding'))
{
$_POST[$val] = mb_convert_encoding($_POST[$val], $this->charset, $this->data['charset']);
}
$_POST[$val] = ($val != 'url') ? $this->convert_xml(strip_tags($_POST[$val])) : strip_tags($_POST[$val]);
if ($val == 'excerpt')
{
$_POST['excerpt'] = $this->limit_characters($_POST['excerpt']);
}
$this->data[$val] = $_POST[$val];
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Send Trackback Error Message
*
* Allows custom errors to be set. By default it
* sends the "incomplete information" error, as that's
* the most common one.
*
* @access public
* @param string
* @return void
*/
function send_error($message = 'Incomplete Information')
{
echo "<?xml version=\"1.0\" encoding=\"utf-8\"?".">\n<response>\n<error>1</error>\n<message>".$message."</message>\n</response>";
exit;
}
// --------------------------------------------------------------------
/**
* Send Trackback Success Message
*
* This should be called when a trackback has been
* successfully received and inserted.
*
* @access public
* @return void
*/
function send_success()
{
echo "<?xml version=\"1.0\" encoding=\"utf-8\"?".">\n<response>\n<error>0</error>\n</response>";
exit;
}
// --------------------------------------------------------------------
/**
* Fetch a particular item
*
* @access public
* @param string
* @return string
*/
function data($item)
{
return ( ! isset($this->data[$item])) ? '' : $this->data[$item];
}
// --------------------------------------------------------------------
/**
* Process Trackback
*
* Opens a socket connection and passes the data to
* the server. Returns true on success, false on failure
*
* @access public
* @param string
* @param string
* @return bool
*/
function process($url, $data)
{
$target = parse_url($url);
// Open the socket
if ( ! $fp = @fsockopen($target['host'], 80))
{
$this->set_error('Invalid Connection: '.$url);
return FALSE;
}
// Build the path
$ppath = ( ! isset($target['path'])) ? $url : $target['path'];
$path = (isset($target['query']) && $target['query'] != "") ? $ppath.'?'.$target['query'] : $ppath;
// Add the Trackback ID to the data string
if ($id = $this->get_id($url))
{
$data = "tb_id=".$id."&".$data;
}
// Transfer the data
fputs ($fp, "POST " . $path . " HTTP/1.0\r\n" );
fputs ($fp, "Host: " . $target['host'] . "\r\n" );
fputs ($fp, "Content-type: application/x-www-form-urlencoded\r\n" );
fputs ($fp, "Content-length: " . strlen($data) . "\r\n" );
fputs ($fp, "Connection: close\r\n\r\n" );
fputs ($fp, $data);
// Was it successful?
$this->response = "";
while( ! feof($fp))
{
$this->response .= fgets($fp, 128);
}
@fclose($fp);
if (stristr($this->response, '<error>0</error>') === FALSE)
{
$message = 'An unknown error was encountered';
if (preg_match("/<message>(.*?)<\/message>/is", $this->response, $match))
{
$message = trim($match['1']);
}
$this->set_error($message);
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Extract Trackback URLs
*
* This function lets multiple trackbacks be sent.
* It takes a string of URLs (separated by comma or
* space) and puts each URL into an array
*
* @access public
* @param string
* @return string
*/
function extract_urls($urls)
{
// Remove the pesky white space and replace with a comma.
$urls = preg_replace("/\s*(\S+)\s*/", "\\1,", $urls);
// If they use commas get rid of the doubles.
$urls = str_replace(",,", ",", $urls);
// Remove any comma that might be at the end
if (substr($urls, -1) == ",")
{
$urls = substr($urls, 0, -1);
}
// Break into an array via commas
$urls = preg_split('/[,]/', $urls);
// Removes duplicates
$urls = array_unique($urls);
array_walk($urls, array($this, 'validate_url'));
return $urls;
}
// --------------------------------------------------------------------
/**
* Validate URL
*
* Simply adds "http://" if missing
*
* @access public
* @param string
* @return string
*/
function validate_url($url)
{
$url = trim($url);
if (substr($url, 0, 4) != "http")
{
$url = "http://".$url;
}
}
// --------------------------------------------------------------------
/**
* Find the Trackback URL's ID
*
* @access public
* @param string
* @return string
*/
function get_id($url)
{
$tb_id = "";
if (strstr($url, '?'))
{
$tb_array = explode('/', $url);
$tb_end = $tb_array[count($tb_array)-1];
if ( ! is_numeric($tb_end))
{
$tb_end = $tb_array[count($tb_array)-2];
}
$tb_array = explode('=', $tb_end);
$tb_id = $tb_array[count($tb_array)-1];
}
else
{
$url = rtrim($url, '/');
$tb_array = explode('/', $url);
$tb_id = $tb_array[count($tb_array)-1];
if ( ! is_numeric($tb_id))
{
$tb_id = $tb_array[count($tb_array)-2];
}
}
if ( ! preg_match ("/^([0-9]+)$/", $tb_id))
{
return false;
}
else
{
return $tb_id;
}
}
// --------------------------------------------------------------------
/**
* Convert Reserved XML characters to Entities
*
* @access public
* @param string
* @return string
*/
function convert_xml($str)
{
$temp = '__TEMP_AMPERSANDS__';
$str = preg_replace("/&#(\d+);/", "$temp\\1;", $str);
$str = preg_replace("/&(\w+);/", "$temp\\1;", $str);
$str = str_replace(array("&","<",">","\"", "'", "-"),
array("&amp;", "&lt;", "&gt;", "&quot;", "&#39;", "&#45;"),
$str);
$str = preg_replace("/$temp(\d+);/","&#\\1;",$str);
$str = preg_replace("/$temp(\w+);/","&\\1;", $str);
return $str;
}
// --------------------------------------------------------------------
/**
* Character limiter
*
* Limits the string based on the character count. Will preserve complete words.
*
* @access public
* @param string
* @param integer
* @param string
* @return string
*/
function limit_characters($str, $n = 500, $end_char = '&#8230;')
{
if (strlen($str) < $n)
{
return $str;
}
$str = preg_replace("/\s+/", ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str));
if (strlen($str) <= $n)
{
return $str;
}
$out = "";
foreach (explode(' ', trim($str)) as $val)
{
$out .= $val.' ';
if (strlen($out) >= $n)
{
return trim($out).$end_char;
}
}
}
// --------------------------------------------------------------------
/**
* High ASCII to Entities
*
* Converts Hight ascii text and MS Word special chars
* to character entities
*
* @access public
* @param string
* @return string
*/
function convert_ascii($str)
{
$count = 1;
$out = '';
$temp = array();
for ($i = 0, $s = strlen($str); $i < $s; $i++)
{
$ordinal = ord($str[$i]);
if ($ordinal < 128)
{
$out .= $str[$i];
}
else
{
if (count($temp) == 0)
{
$count = ($ordinal < 224) ? 2 : 3;
}
$temp[] = $ordinal;
if (count($temp) == $count)
{
$number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64);
$out .= '&#'.$number.';';
$count = 1;
$temp = array();
}
}
}
return $out;
}
// --------------------------------------------------------------------
/**
* Set error message
*
* @access public
* @param string
* @return void
*/
function set_error($msg)
{
log_message('error', $msg);
$this->error_msg[] = $msg;
}
// --------------------------------------------------------------------
/**
* Show error messages
*
* @access public
* @param string
* @param string
* @return string
*/
function display_errors($open = '<p>', $close = '</p>')
{
$str = '';
foreach ($this->error_msg as $val)
{
$str .= $open.$val.$close;
}
return $str;
}
}
// END Trackback Class
/* End of file Trackback.php */
/* Location: ./system/libraries/Trackback.php */
system/libraries/Typography.php
+406
View File
@@ -0,0 +1,406 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Typography Class
*
*
* @access private
* @category Helpers
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/helpers/
*/
class CI_Typography {
// Block level elements that should not be wrapped inside <p> tags
var $block_elements = 'address|blockquote|div|dl|fieldset|form|h\d|hr|noscript|object|ol|p|pre|script|table|ul';
// Elements that should not have <p> and <br /> tags within them.
var $skip_elements = 'p|pre|ol|ul|dl|object|table|h\d';
// Tags we want the parser to completely ignore when splitting the string.
var $inline_elements = 'a|abbr|acronym|b|bdo|big|br|button|cite|code|del|dfn|em|i|img|ins|input|label|map|kbd|q|samp|select|small|span|strong|sub|sup|textarea|tt|var';
// array of block level elements that require inner content to be within another block level element
var $inner_block_required = array('blockquote');
// the last block element parsed
var $last_block_element = '';
// whether or not to protect quotes within { curly braces }
var $protect_braced_quotes = FALSE;
/**
* Nothing to do here...
*
*/
function CI_Typography()
{
}
/**
* Auto Typography
*
* This function converts text, making it typographically correct:
* - Converts double spaces into paragraphs.
* - Converts single line breaks into <br /> tags
* - Converts single and double quotes into correctly facing curly quote entities.
* - Converts three dots into ellipsis.
* - Converts double dashes into em-dashes.
* - Converts two spaces into entities
*
* @access public
* @param string
* @param bool whether to reduce more then two consecutive newlines to two
* @return string
*/
function auto_typography($str, $reduce_linebreaks = FALSE)
{
if ($str == '')
{
return '';
}
// Standardize Newlines to make matching easier
if (strpos($str, "\r") !== FALSE)
{
$str = str_replace(array("\r\n", "\r"), "\n", $str);
}
// Reduce line breaks. If there are more than two consecutive linebreaks
// we'll compress them down to a maximum of two since there's no benefit to more.
if ($reduce_linebreaks === TRUE)
{
$str = preg_replace("/\n\n+/", "\n\n", $str);
}
// HTML comment tags don't conform to patterns of normal tags, so pull them out separately, only if needed
$html_comments = array();
if (strpos($str, '<!--') !== FALSE)
{
if (preg_match_all("#(<!\-\-.*?\-\->)#s", $str, $matches))
{
for ($i = 0, $total = count($matches[0]); $i < $total; $i++)
{
$html_comments[] = $matches[0][$i];
$str = str_replace($matches[0][$i], '{@HC'.$i.'}', $str);
}
}
}
// match and yank <pre> tags if they exist. It's cheaper to do this separately since most content will
// not contain <pre> tags, and it keeps the PCRE patterns below simpler and faster
if (strpos($str, '<pre') !== FALSE)
{
$str = preg_replace_callback("#<pre.*?>.*?</pre>#si", array($this, '_protect_characters'), $str);
}
// Convert quotes within tags to temporary markers.
$str = preg_replace_callback("#<.+?>#si", array($this, '_protect_characters'), $str);
// Do the same with braces if necessary
if ($this->protect_braced_quotes === TRUE)
{
$str = preg_replace_callback("#\{.+?\}#si", array($this, '_protect_characters'), $str);
}
// Convert "ignore" tags to temporary marker. The parser splits out the string at every tag
// it encounters. Certain inline tags, like image tags, links, span tags, etc. will be
// adversely affected if they are split out so we'll convert the opening bracket < temporarily to: {@TAG}
$str = preg_replace("#<(/*)(".$this->inline_elements.")([ >])#i", "{@TAG}\\1\\2\\3", $str);
// Split the string at every tag. This expression creates an array with this prototype:
//
// [array]
// {
// [0] = <opening tag>
// [1] = Content...
// [2] = <closing tag>
// Etc...
// }
$chunks = preg_split('/(<(?:[^<>]+(?:"[^"]*"|\'[^\']*\')?)+>)/', $str, -1, PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY);
// Build our finalized string. We cycle through the array, skipping tags, and processing the contained text
$str = '';
$process = TRUE;
$paragraph = FALSE;
$current_chunk = 0;
$total_chunks = count($chunks);
foreach ($chunks as $chunk)
{
$current_chunk++;
// Are we dealing with a tag? If so, we'll skip the processing for this cycle.
// Well also set the "process" flag which allows us to skip <pre> tags and a few other things.
if (preg_match("#<(/*)(".$this->block_elements.").*?>#", $chunk, $match))
{
if (preg_match("#".$this->skip_elements."#", $match[2]))
{
$process = ($match[1] == '/') ? TRUE : FALSE;
}
if ($match[1] == '')
{
$this->last_block_element = $match[2];
}
$str .= $chunk;
continue;
}
if ($process == FALSE)
{
$str .= $chunk;
continue;
}
// Force a newline to make sure end tags get processed by _format_newlines()
if ($current_chunk == $total_chunks)
{
$chunk .= "\n";
}
// Convert Newlines into <p> and <br /> tags
$str .= $this->_format_newlines($chunk);
}
// No opening block level tag? Add it if needed.
if ( ! preg_match("/^\s*<(?:".$this->block_elements.")/i", $str))
{
$str = preg_replace("/^(.*?)<(".$this->block_elements.")/i", '<p>$1</p><$2', $str);
}
// Convert quotes, elipsis, em-dashes, non-breaking spaces, and ampersands
$str = $this->format_characters($str);
// restore HTML comments
for ($i = 0, $total = count($html_comments); $i < $total; $i++)
{
// remove surrounding paragraph tags, but only if there's an opening paragraph tag
// otherwise HTML comments at the ends of paragraphs will have the closing tag removed
// if '<p>{@HC1}' then replace <p>{@HC1}</p> with the comment, else replace only {@HC1} with the comment
$str = preg_replace('#(?(?=<p>\{@HC'.$i.'\})<p>\{@HC'.$i.'\}(\s*</p>)|\{@HC'.$i.'\})#s', $html_comments[$i], $str);
}
// Final clean up
$table = array(
// If the user submitted their own paragraph tags within the text
// we will retain them instead of using our tags.
'/(<p[^>*?]>)<p>/' => '$1', // <?php BBEdit syntax coloring bug fix
// Reduce multiple instances of opening/closing paragraph tags to a single one
'#(</p>)+#' => '</p>',
'/(<p>\W*<p>)+/' => '<p>',
// Clean up stray paragraph tags that appear before block level elements
'#<p></p><('.$this->block_elements.')#' => '<$1',
// Clean up stray non-breaking spaces preceeding block elements
'#(&nbsp;\s*)+<('.$this->block_elements.')#' => ' <$2',
// Replace the temporary markers we added earlier
'/\{@TAG\}/' => '<',
'/\{@DQ\}/' => '"',
'/\{@SQ\}/' => "'",
'/\{@DD\}/' => '--',
'/\{@NBS\}/' => ' '
);
// Do we need to reduce empty lines?
if ($reduce_linebreaks === TRUE)
{
$table['#<p>\n*</p>#'] = '';
}
else
{
// If we have empty paragraph tags we add a non-breaking space
// otherwise most browsers won't treat them as true paragraphs
$table['#<p></p>#'] = '<p>&nbsp;</p>';
}
return preg_replace(array_keys($table), $table, $str);
}
// --------------------------------------------------------------------
/**
* Format Characters
*
* This function mainly converts double and single quotes
* to curly entities, but it also converts em-dashes,
* double spaces, and ampersands
*
* @access public
* @param string
* @return string
*/
function format_characters($str)
{
static $table;
if ( ! isset($table))
{
$table = array(
// nested smart quotes, opening and closing
// note that rules for grammar (English) allow only for two levels deep
// and that single quotes are _supposed_ to always be on the outside
// but we'll accommodate both
// Note that in all cases, whitespace is the primary determining factor
// on which direction to curl, with non-word characters like punctuation
// being a secondary factor only after whitespace is addressed.
'/\'"(\s|$)/' => '&#8217;&#8221;$1',
'/(^|\s|<p>)\'"/' => '$1&#8216;&#8220;',
'/\'"(\W)/' => '&#8217;&#8221;$1',
'/(\W)\'"/' => '$1&#8216;&#8220;',
'/"\'(\s|$)/' => '&#8221;&#8217;$1',
'/(^|\s|<p>)"\'/' => '$1&#8220;&#8216;',
'/"\'(\W)/' => '&#8221;&#8217;$1',
'/(\W)"\'/' => '$1&#8220;&#8216;',
// single quote smart quotes
'/\'(\s|$)/' => '&#8217;$1',
'/(^|\s|<p>)\'/' => '$1&#8216;',
'/\'(\W)/' => '&#8217;$1',
'/(\W)\'/' => '$1&#8216;',
// double quote smart quotes
'/"(\s|$)/' => '&#8221;$1',
'/(^|\s|<p>)"/' => '$1&#8220;',
'/"(\W)/' => '&#8221;$1',
'/(\W)"/' => '$1&#8220;',
// apostrophes
"/(\w)'(\w)/" => '$1&#8217;$2',
// Em dash and ellipses dots
'/\s?\-\-\s?/' => '&#8212;',
'/(\w)\.{3}/' => '$1&#8230;',
// double space after sentences
'/(\W) /' => '$1&nbsp; ',
// ampersands, if not a character entity
'/&(?!#?[a-zA-Z0-9]{2,};)/' => '&amp;'
);
}
return preg_replace(array_keys($table), $table, $str);
}
// --------------------------------------------------------------------
/**
* Format Newlines
*
* Converts newline characters into either <p> tags or <br />
*
* @access public
* @param string
* @return string
*/
function _format_newlines($str)
{
if ($str == '')
{
return $str;
}
if (strpos($str, "\n") === FALSE && ! in_array($this->last_block_element, $this->inner_block_required))
{
return $str;
}
// Convert two consecutive newlines to paragraphs
$str = str_replace("\n\n", "</p>\n\n<p>", $str);
// Convert single spaces to <br /> tags
$str = preg_replace("/([^\n])(\n)([^\n])/", "\\1<br />\\2\\3", $str);
// Wrap the whole enchilada in enclosing paragraphs
if ($str != "\n")
{
$str = '<p>'.$str.'</p>';
}
// Remove empty paragraphs if they are on the first line, as this
// is a potential unintended consequence of the previous code
$str = preg_replace("/<p><\/p>(.*)/", "\\1", $str, 1);
return $str;
}
// ------------------------------------------------------------------------
/**
* Protect Characters
*
* Protects special characters from being formatted later
* We don't want quotes converted within tags so we'll temporarily convert them to {@DQ} and {@SQ}
* and we don't want double dashes converted to emdash entities, so they are marked with {@DD}
* likewise double spaces are converted to {@NBS} to prevent entity conversion
*
* @access public
* @param array
* @return string
*/
function _protect_characters($match)
{
return str_replace(array("'",'"','--',' '), array('{@SQ}', '{@DQ}', '{@DD}', '{@NBS}'), $match[0]);
}
// --------------------------------------------------------------------
/**
* Convert newlines to HTML line breaks except within PRE tags
*
* @access public
* @param string
* @return string
*/
function nl2br_except_pre($str)
{
$ex = explode("pre>",$str);
$ct = count($ex);
$newstr = "";
for ($i = 0; $i < $ct; $i++)
{
if (($i % 2) == 0)
{
$newstr .= nl2br($ex[$i]);
}
else
{
$newstr .= $ex[$i];
}
if ($ct - 1 != $i)
$newstr .= "pre>";
}
return $newstr;
}
}
// END Typography Class
/* End of file Typography.php */
/* Location: ./system/libraries/Typography.php */
system/libraries/URI.php
+586
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@@ -0,0 +1,586 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* URI Class
*
* Parses URIs and determines routing
*
* @package CodeIgniter
* @subpackage Libraries
* @category URI
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/uri.html
*/
class CI_URI {
var $keyval = array();
var $uri_string;
var $segments = array();
var $rsegments = array();
/**
* Constructor
*
* Simply globalizes the $RTR object. The front
* loads the Router class early on so it's not available
* normally as other classes are.
*
* @access public
*/
function CI_URI()
{
$this->config =& load_class('Config');
log_message('debug', "URI Class Initialized");
}
// --------------------------------------------------------------------
/**
* Get the URI String
*
* @access private
* @return string
*/
function _fetch_uri_string()
{
if (strtoupper($this->config->item('uri_protocol')) == 'AUTO')
{
// If the URL has a question mark then it's simplest to just
// build the URI string from the zero index of the $_GET array.
// This avoids having to deal with $_SERVER variables, which
// can be unreliable in some environments
if (is_array($_GET) && count($_GET) == 1 && trim(key($_GET), '/') != '')
{
$this->uri_string = key($_GET);
return;
}
// Is there a PATH_INFO variable?
// Note: some servers seem to have trouble with getenv() so we'll test it two ways
$path = (isset($_SERVER['PATH_INFO'])) ? $_SERVER['PATH_INFO'] : @getenv('PATH_INFO');
if (trim($path, '/') != '' && $path != "/".SELF)
{
$this->uri_string = $path;
return;
}
// No PATH_INFO?... What about QUERY_STRING?
$path = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : @getenv('QUERY_STRING');
if (trim($path, '/') != '')
{
$this->uri_string = $path;
return;
}
// No QUERY_STRING?... Maybe the ORIG_PATH_INFO variable exists?
$path = str_replace($_SERVER['SCRIPT_NAME'], '', (isset($_SERVER['ORIG_PATH_INFO'])) ? $_SERVER['ORIG_PATH_INFO'] : @getenv('ORIG_PATH_INFO'));
if (trim($path, '/') != '' && $path != "/".SELF)
{
// remove path and script information so we have good URI data
$this->uri_string = $path;
return;
}
// We've exhausted all our options...
$this->uri_string = '';
}
else
{
$uri = strtoupper($this->config->item('uri_protocol'));
if ($uri == 'REQUEST_URI')
{
$this->uri_string = $this->_parse_request_uri();
return;
}
$this->uri_string = (isset($_SERVER[$uri])) ? $_SERVER[$uri] : @getenv($uri);
}
// If the URI contains only a slash we'll kill it
if ($this->uri_string == '/')
{
$this->uri_string = '';
}
}
// --------------------------------------------------------------------
/**
* Parse the REQUEST_URI
*
* Due to the way REQUEST_URI works it usually contains path info
* that makes it unusable as URI data. We'll trim off the unnecessary
* data, hopefully arriving at a valid URI that we can use.
*
* @access private
* @return string
*/
function _parse_request_uri()
{
if ( ! isset($_SERVER['REQUEST_URI']) OR $_SERVER['REQUEST_URI'] == '')
{
return '';
}
$request_uri = preg_replace("|/(.*)|", "\\1", str_replace("\\", "/", $_SERVER['REQUEST_URI']));
if ($request_uri == '' OR $request_uri == SELF)
{
return '';
}
$fc_path = FCPATH.SELF;
if (strpos($request_uri, '?') !== FALSE)
{
$fc_path .= '?';
}
$parsed_uri = explode("/", $request_uri);
$i = 0;
foreach(explode("/", $fc_path) as $segment)
{
if (isset($parsed_uri[$i]) && $segment == $parsed_uri[$i])
{
$i++;
}
}
$parsed_uri = implode("/", array_slice($parsed_uri, $i));
if ($parsed_uri != '')
{
$parsed_uri = '/'.$parsed_uri;
}
return $parsed_uri;
}
// --------------------------------------------------------------------
/**
* Filter segments for malicious characters
*
* @access private
* @param string
* @return string
*/
function _filter_uri($str)
{
if ($str != '' && $this->config->item('permitted_uri_chars') != '' && $this->config->item('enable_query_strings') == FALSE)
{
// preg_quote() in PHP 5.3 escapes -, so the str_replace() and addition of - to preg_quote() is to maintain backwards
// compatibility as many are unaware of how characters in the permitted_uri_chars will be parsed as a regex pattern
if ( ! preg_match("|^[".str_replace(array('\\-', '\-'), '-', preg_quote($this->config->item('permitted_uri_chars'), '-'))."]+$|i", $str))
{
show_error('The URI you submitted has disallowed characters.', 400);
}
}
// Convert programatic characters to entities
$bad = array('$', '(', ')', '%28', '%29');
$good = array('&#36;', '&#40;', '&#41;', '&#40;', '&#41;');
return str_replace($bad, $good, $str);
}
// --------------------------------------------------------------------
/**
* Remove the suffix from the URL if needed
*
* @access private
* @return void
*/
function _remove_url_suffix()
{
if ($this->config->item('url_suffix') != "")
{
$this->uri_string = preg_replace("|".preg_quote($this->config->item('url_suffix'))."$|", "", $this->uri_string);
}
}
// --------------------------------------------------------------------
/**
* Explode the URI Segments. The individual segments will
* be stored in the $this->segments array.
*
* @access private
* @return void
*/
function _explode_segments()
{
foreach(explode("/", preg_replace("|/*(.+?)/*$|", "\\1", $this->uri_string)) as $val)
{
// Filter segments for security
$val = trim($this->_filter_uri($val));
if ($val != '')
{
$this->segments[] = $val;
}
}
}
// --------------------------------------------------------------------
/**
* Re-index Segments
*
* This function re-indexes the $this->segment array so that it
* starts at 1 rather than 0. Doing so makes it simpler to
* use functions like $this->uri->segment(n) since there is
* a 1:1 relationship between the segment array and the actual segments.
*
* @access private
* @return void
*/
function _reindex_segments()
{
array_unshift($this->segments, NULL);
array_unshift($this->rsegments, NULL);
unset($this->segments[0]);
unset($this->rsegments[0]);
}
// --------------------------------------------------------------------
/**
* Fetch a URI Segment
*
* This function returns the URI segment based on the number provided.
*
* @access public
* @param integer
* @param bool
* @return string
*/
function segment($n, $no_result = FALSE)
{
return ( ! isset($this->segments[$n])) ? $no_result : $this->segments[$n];
}
// --------------------------------------------------------------------
/**
* Fetch a URI "routed" Segment
*
* This function returns the re-routed URI segment (assuming routing rules are used)
* based on the number provided. If there is no routing this function returns the
* same result as $this->segment()
*
* @access public
* @param integer
* @param bool
* @return string
*/
function rsegment($n, $no_result = FALSE)
{
return ( ! isset($this->rsegments[$n])) ? $no_result : $this->rsegments[$n];
}
// --------------------------------------------------------------------
/**
* Generate a key value pair from the URI string
*
* This function generates and associative array of URI data starting
* at the supplied segment. For example, if this is your URI:
*
* example.com/user/search/name/joe/location/UK/gender/male
*
* You can use this function to generate an array with this prototype:
*
* array (
* name => joe
* location => UK
* gender => male
* )
*
* @access public
* @param integer the starting segment number
* @param array an array of default values
* @return array
*/
function uri_to_assoc($n = 3, $default = array())
{
return $this->_uri_to_assoc($n, $default, 'segment');
}
/**
* Identical to above only it uses the re-routed segment array
*
*/
function ruri_to_assoc($n = 3, $default = array())
{
return $this->_uri_to_assoc($n, $default, 'rsegment');
}
// --------------------------------------------------------------------
/**
* Generate a key value pair from the URI string or Re-routed URI string
*
* @access private
* @param integer the starting segment number
* @param array an array of default values
* @param string which array we should use
* @return array
*/
function _uri_to_assoc($n = 3, $default = array(), $which = 'segment')
{
if ($which == 'segment')
{
$total_segments = 'total_segments';
$segment_array = 'segment_array';
}
else
{
$total_segments = 'total_rsegments';
$segment_array = 'rsegment_array';
}
if ( ! is_numeric($n))
{
return $default;
}
if (isset($this->keyval[$n]))
{
return $this->keyval[$n];
}
if ($this->$total_segments() < $n)
{
if (count($default) == 0)
{
return array();
}
$retval = array();
foreach ($default as $val)
{
$retval[$val] = FALSE;
}
return $retval;
}
$segments = array_slice($this->$segment_array(), ($n - 1));
$i = 0;
$lastval = '';
$retval = array();
foreach ($segments as $seg)
{
if ($i % 2)
{
$retval[$lastval] = $seg;
}
else
{
$retval[$seg] = FALSE;
$lastval = $seg;
}
$i++;
}
if (count($default) > 0)
{
foreach ($default as $val)
{
if ( ! array_key_exists($val, $retval))
{
$retval[$val] = FALSE;
}
}
}
// Cache the array for reuse
$this->keyval[$n] = $retval;
return $retval;
}
// --------------------------------------------------------------------
/**
* Generate a URI string from an associative array
*
*
* @access public
* @param array an associative array of key/values
* @return array
*/
function assoc_to_uri($array)
{
$temp = array();
foreach ((array)$array as $key => $val)
{
$temp[] = $key;
$temp[] = $val;
}
return implode('/', $temp);
}
// --------------------------------------------------------------------
/**
* Fetch a URI Segment and add a trailing slash
*
* @access public
* @param integer
* @param string
* @return string
*/
function slash_segment($n, $where = 'trailing')
{
return $this->_slash_segment($n, $where, 'segment');
}
// --------------------------------------------------------------------
/**
* Fetch a URI Segment and add a trailing slash
*
* @access public
* @param integer
* @param string
* @return string
*/
function slash_rsegment($n, $where = 'trailing')
{
return $this->_slash_segment($n, $where, 'rsegment');
}
// --------------------------------------------------------------------
/**
* Fetch a URI Segment and add a trailing slash - helper function
*
* @access private
* @param integer
* @param string
* @param string
* @return string
*/
function _slash_segment($n, $where = 'trailing', $which = 'segment')
{
if ($where == 'trailing')
{
$trailing = '/';
$leading = '';
}
elseif ($where == 'leading')
{
$leading = '/';
$trailing = '';
}
else
{
$leading = '/';
$trailing = '/';
}
return $leading.$this->$which($n).$trailing;
}
// --------------------------------------------------------------------
/**
* Segment Array
*
* @access public
* @return array
*/
function segment_array()
{
return $this->segments;
}
// --------------------------------------------------------------------
/**
* Routed Segment Array
*
* @access public
* @return array
*/
function rsegment_array()
{
return $this->rsegments;
}
// --------------------------------------------------------------------
/**
* Total number of segments
*
* @access public
* @return integer
*/
function total_segments()
{
return count($this->segments);
}
// --------------------------------------------------------------------
/**
* Total number of routed segments
*
* @access public
* @return integer
*/
function total_rsegments()
{
return count($this->rsegments);
}
// --------------------------------------------------------------------
/**
* Fetch the entire URI string
*
* @access public
* @return string
*/
function uri_string()
{
return $this->uri_string;
}
// --------------------------------------------------------------------
/**
* Fetch the entire Re-routed URI string
*
* @access public
* @return string
*/
function ruri_string()
{
return '/'.implode('/', $this->rsegment_array()).'/';
}
}
// END URI Class
/* End of file URI.php */
/* Location: ./system/libraries/URI.php */
system/libraries/Unit_test.php
+347
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@@ -0,0 +1,347 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.3.1
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Unit Testing Class
*
* Simple testing class
*
* @package CodeIgniter
* @subpackage Libraries
* @category UnitTesting
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/uri.html
*/
class CI_Unit_test {
var $active = TRUE;
var $results = array();
var $strict = FALSE;
var $_template = NULL;
var $_template_rows = NULL;
function CI_Unit_test()
{
log_message('debug', "Unit Testing Class Initialized");
}
// --------------------------------------------------------------------
/**
* Run the tests
*
* Runs the supplied tests
*
* @access public
* @param mixed
* @param mixed
* @param string
* @return string
*/
function run($test, $expected = TRUE, $test_name = 'undefined')
{
if ($this->active == FALSE)
{
return FALSE;
}
if (in_array($expected, array('is_string', 'is_bool', 'is_true', 'is_false', 'is_int', 'is_numeric', 'is_float', 'is_double', 'is_array', 'is_null'), TRUE))
{
$expected = str_replace('is_float', 'is_double', $expected);
$result = ($expected($test)) ? TRUE : FALSE;
$extype = str_replace(array('true', 'false'), 'bool', str_replace('is_', '', $expected));
}
else
{
if ($this->strict == TRUE)
$result = ($test === $expected) ? TRUE : FALSE;
else
$result = ($test == $expected) ? TRUE : FALSE;
$extype = gettype($expected);
}
$back = $this->_backtrace();
$report[] = array (
'test_name' => $test_name,
'test_datatype' => gettype($test),
'res_datatype' => $extype,
'result' => ($result === TRUE) ? 'passed' : 'failed',
'file' => $back['file'],
'line' => $back['line']
);
$this->results[] = $report;
return($this->report($this->result($report)));
}
// --------------------------------------------------------------------
/**
* Generate a report
*
* Displays a table with the test data
*
* @access public
* @return string
*/
function report($result = array())
{
if (count($result) == 0)
{
$result = $this->result();
}
$CI =& get_instance();
$CI->load->language('unit_test');
$this->_parse_template();
$r = '';
foreach ($result as $res)
{
$table = '';
foreach ($res as $key => $val)
{
if ($key == $CI->lang->line('ut_result'))
{
if ($val == $CI->lang->line('ut_passed'))
{
$val = '<span style="color: #0C0;">'.$val.'</span>';
}
elseif ($val == $CI->lang->line('ut_failed'))
{
$val = '<span style="color: #C00;">'.$val.'</span>';
}
}
$temp = $this->_template_rows;
$temp = str_replace('{item}', $key, $temp);
$temp = str_replace('{result}', $val, $temp);
$table .= $temp;
}
$r .= str_replace('{rows}', $table, $this->_template);
}
return $r;
}
// --------------------------------------------------------------------
/**
* Use strict comparison
*
* Causes the evaluation to use === rather than ==
*
* @access public
* @param bool
* @return null
*/
function use_strict($state = TRUE)
{
$this->strict = ($state == FALSE) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Make Unit testing active
*
* Enables/disables unit testing
*
* @access public
* @param bool
* @return null
*/
function active($state = TRUE)
{
$this->active = ($state == FALSE) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Result Array
*
* Returns the raw result data
*
* @access public
* @return array
*/
function result($results = array())
{
$CI =& get_instance();
$CI->load->language('unit_test');
if (count($results) == 0)
{
$results = $this->results;
}
$retval = array();
foreach ($results as $result)
{
$temp = array();
foreach ($result as $key => $val)
{
if (is_array($val))
{
foreach ($val as $k => $v)
{
if (FALSE !== ($line = $CI->lang->line(strtolower('ut_'.$v))))
{
$v = $line;
}
$temp[$CI->lang->line('ut_'.$k)] = $v;
}
}
else
{
if (FALSE !== ($line = $CI->lang->line(strtolower('ut_'.$val))))
{
$val = $line;
}
$temp[$CI->lang->line('ut_'.$key)] = $val;
}
}
$retval[] = $temp;
}
return $retval;
}
// --------------------------------------------------------------------
/**
* Set the template
*
* This lets us set the template to be used to display results
*
* @access public
* @param string
* @return void
*/
function set_template($template)
{
$this->_template = $template;
}
// --------------------------------------------------------------------
/**
* Generate a backtrace
*
* This lets us show file names and line numbers
*
* @access private
* @return array
*/
function _backtrace()
{
if (function_exists('debug_backtrace'))
{
$back = debug_backtrace();
$file = ( ! isset($back['1']['file'])) ? '' : $back['1']['file'];
$line = ( ! isset($back['1']['line'])) ? '' : $back['1']['line'];
return array('file' => $file, 'line' => $line);
}
return array('file' => 'Unknown', 'line' => 'Unknown');
}
// --------------------------------------------------------------------
/**
* Get Default Template
*
* @access private
* @return string
*/
function _default_template()
{
$this->_template = "\n".'<table style="width:100%; font-size:small; margin:10px 0; border-collapse:collapse; border:1px solid #CCC;">';
$this->_template .= '{rows}';
$this->_template .= "\n".'</table>';
$this->_template_rows = "\n\t".'<tr>';
$this->_template_rows .= "\n\t\t".'<th style="text-align: left; border-bottom:1px solid #CCC;">{item}</th>';
$this->_template_rows .= "\n\t\t".'<td style="border-bottom:1px solid #CCC;">{result}</td>';
$this->_template_rows .= "\n\t".'</tr>';
}
// --------------------------------------------------------------------
/**
* Parse Template
*
* Harvests the data within the template {pseudo-variables}
*
* @access private
* @return void
*/
function _parse_template()
{
if ( ! is_null($this->_template_rows))
{
return;
}
if (is_null($this->_template))
{
$this->_default_template();
return;
}
if ( ! preg_match("/\{rows\}(.*?)\{\/rows\}/si", $this->_template, $match))
{
$this->_default_template();
return;
}
$this->_template_rows = $match['1'];
$this->_template = str_replace($match['0'], '{rows}', $this->_template);
}
}
// END Unit_test Class
/**
* Helper functions to test boolean true/false
*
*
* @access private
* @return bool
*/
function is_true($test)
{
return (is_bool($test) AND $test === TRUE) ? TRUE : FALSE;
}
function is_false($test)
{
return (is_bool($test) AND $test === FALSE) ? TRUE : FALSE;
}
/* End of file Unit_test.php */
/* Location: ./system/libraries/Unit_test.php */
system/libraries/Upload.php
+970
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@@ -0,0 +1,970 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* File Uploading Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Uploads
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/file_uploading.html
*/
class CI_Upload {
var $max_size = 0;
var $max_width = 0;
var $max_height = 0;
var $max_filename = 0;
var $allowed_types = "";
var $file_temp = "";
var $file_name = "";
var $orig_name = "";
var $file_type = "";
var $file_size = "";
var $file_ext = "";
var $upload_path = "";
var $overwrite = FALSE;
var $encrypt_name = FALSE;
var $is_image = FALSE;
var $image_width = '';
var $image_height = '';
var $image_type = '';
var $image_size_str = '';
var $error_msg = array();
var $mimes = array();
var $remove_spaces = TRUE;
var $xss_clean = FALSE;
var $temp_prefix = "temp_file_";
var $client_name = '';
var $_file_name_override = '';
/**
* Constructor
*
* @access public
*/
function CI_Upload($props = array())
{
if (count($props) > 0)
{
$this->initialize($props);
}
log_message('debug', "Upload Class Initialized");
}
// --------------------------------------------------------------------
/**
* Initialize preferences
*
* @access public
* @param array
* @return void
*/
function initialize($config = array())
{
$defaults = array(
'max_size' => 0,
'max_width' => 0,
'max_height' => 0,
'max_filename' => 0,
'allowed_types' => "",
'file_temp' => "",
'file_name' => "",
'orig_name' => "",
'file_type' => "",
'file_size' => "",
'file_ext' => "",
'upload_path' => "",
'overwrite' => FALSE,
'encrypt_name' => FALSE,
'is_image' => FALSE,
'image_width' => '',
'image_height' => '',
'image_type' => '',
'image_size_str' => '',
'error_msg' => array(),
'mimes' => array(),
'remove_spaces' => TRUE,
'xss_clean' => FALSE,
'temp_prefix' => "temp_file_",
'client_name' => ''
);
foreach ($defaults as $key => $val)
{
if (isset($config[$key]))
{
$method = 'set_'.$key;
if (method_exists($this, $method))
{
$this->$method($config[$key]);
}
else
{
$this->$key = $config[$key];
}
}
else
{
$this->$key = $val;
}
}
// if a file_name was provided in the config, use it instead of the user input
// supplied file name for all uploads until initialized again
$this->_file_name_override = $this->file_name;
}
// --------------------------------------------------------------------
/**
* Perform the file upload
*
* @access public
* @return bool
*/
function do_upload($field = 'userfile')
{
// Is $_FILES[$field] set? If not, no reason to continue.
if ( ! isset($_FILES[$field]))
{
$this->set_error('upload_no_file_selected');
return FALSE;
}
// Is the upload path valid?
if ( ! $this->validate_upload_path())
{
// errors will already be set by validate_upload_path() so just return FALSE
return FALSE;
}
// Was the file able to be uploaded? If not, determine the reason why.
if ( ! is_uploaded_file($_FILES[$field]['tmp_name']))
{
$error = ( ! isset($_FILES[$field]['error'])) ? 4 : $_FILES[$field]['error'];
switch($error)
{
case 1: // UPLOAD_ERR_INI_SIZE
$this->set_error('upload_file_exceeds_limit');
break;
case 2: // UPLOAD_ERR_FORM_SIZE
$this->set_error('upload_file_exceeds_form_limit');
break;
case 3: // UPLOAD_ERR_PARTIAL
$this->set_error('upload_file_partial');
break;
case 4: // UPLOAD_ERR_NO_FILE
$this->set_error('upload_no_file_selected');
break;
case 6: // UPLOAD_ERR_NO_TMP_DIR
$this->set_error('upload_no_temp_directory');
break;
case 7: // UPLOAD_ERR_CANT_WRITE
$this->set_error('upload_unable_to_write_file');
break;
case 8: // UPLOAD_ERR_EXTENSION
$this->set_error('upload_stopped_by_extension');
break;
default : $this->set_error('upload_no_file_selected');
break;
}
return FALSE;
}
// Set the uploaded data as class variables
$this->file_temp = $_FILES[$field]['tmp_name'];
$this->file_size = $_FILES[$field]['size'];
$this->file_type = preg_replace("/^(.+?);.*$/", "\\1", $_FILES[$field]['type']);
$this->file_type = strtolower(trim(stripslashes($this->file_type), '"'));
$this->file_name = $this->_prep_filename($_FILES[$field]['name']);
$this->file_ext = $this->get_extension($this->file_name);
$this->client_name = $this->file_name;
// Is the file type allowed to be uploaded?
if ( ! $this->is_allowed_filetype())
{
$this->set_error('upload_invalid_filetype');
return FALSE;
}
// if we're overriding, let's now make sure the new name and type is allowed
if ($this->_file_name_override != '')
{
$this->file_name = $this->_prep_filename($this->_file_name_override);
$this->file_ext = $this->get_extension($this->file_name);
if ( ! $this->is_allowed_filetype(TRUE))
{
$this->set_error('upload_invalid_filetype');
return FALSE;
}
}
// Convert the file size to kilobytes
if ($this->file_size > 0)
{
$this->file_size = round($this->file_size/1024, 2);
}
// Is the file size within the allowed maximum?
if ( ! $this->is_allowed_filesize())
{
$this->set_error('upload_invalid_filesize');
return FALSE;
}
// Are the image dimensions within the allowed size?
// Note: This can fail if the server has an open_basdir restriction.
if ( ! $this->is_allowed_dimensions())
{
$this->set_error('upload_invalid_dimensions');
return FALSE;
}
// Sanitize the file name for security
$this->file_name = $this->clean_file_name($this->file_name);
// Truncate the file name if it's too long
if ($this->max_filename > 0)
{
$this->file_name = $this->limit_filename_length($this->file_name, $this->max_filename);
}
// Remove white spaces in the name
if ($this->remove_spaces == TRUE)
{
$this->file_name = preg_replace("/\s+/", "_", $this->file_name);
}
/*
* Validate the file name
* This function appends an number onto the end of
* the file if one with the same name already exists.
* If it returns false there was a problem.
*/
$this->orig_name = $this->file_name;
if ($this->overwrite == FALSE)
{
$this->file_name = $this->set_filename($this->upload_path, $this->file_name);
if ($this->file_name === FALSE)
{
return FALSE;
}
}
/*
* Move the file to the final destination
* To deal with different server configurations
* we'll attempt to use copy() first. If that fails
* we'll use move_uploaded_file(). One of the two should
* reliably work in most environments
*/
if ( ! @copy($this->file_temp, $this->upload_path.$this->file_name))
{
if ( ! @move_uploaded_file($this->file_temp, $this->upload_path.$this->file_name))
{
$this->set_error('upload_destination_error');
return FALSE;
}
}
/*
* Run the file through the XSS hacking filter
* This helps prevent malicious code from being
* embedded within a file. Scripts can easily
* be disguised as images or other file types.
*/
if ($this->xss_clean == TRUE)
{
$this->do_xss_clean();
}
/*
* Set the finalized image dimensions
* This sets the image width/height (assuming the
* file was an image). We use this information
* in the "data" function.
*/
$this->set_image_properties($this->upload_path.$this->file_name);
return TRUE;
}
// --------------------------------------------------------------------
/**
* Finalized Data Array
*
* Returns an associative array containing all of the information
* related to the upload, allowing the developer easy access in one array.
*
* @access public
* @return array
*/
function data()
{
return array (
'file_name' => $this->file_name,
'file_type' => $this->file_type,
'file_path' => $this->upload_path,
'full_path' => $this->upload_path.$this->file_name,
'raw_name' => str_replace($this->file_ext, '', $this->file_name),
'orig_name' => $this->orig_name,
'client_name' => $this->client_name,
'file_ext' => $this->file_ext,
'file_size' => $this->file_size,
'is_image' => $this->is_image(),
'image_width' => $this->image_width,
'image_height' => $this->image_height,
'image_type' => $this->image_type,
'image_size_str' => $this->image_size_str,
);
}
// --------------------------------------------------------------------
/**
* Set Upload Path
*
* @access public
* @param string
* @return void
*/
function set_upload_path($path)
{
// Make sure it has a trailing slash
$this->upload_path = rtrim($path, '/').'/';
}
// --------------------------------------------------------------------
/**
* Set the file name
*
* This function takes a filename/path as input and looks for the
* existence of a file with the same name. If found, it will append a
* number to the end of the filename to avoid overwriting a pre-existing file.
*
* @access public
* @param string
* @param string
* @return string
*/
function set_filename($path, $filename)
{
if ($this->encrypt_name == TRUE)
{
mt_srand();
$filename = md5(uniqid(mt_rand())).$this->file_ext;
}
if ( ! file_exists($path.$filename))
{
return $filename;
}
$filename = str_replace($this->file_ext, '', $filename);
$new_filename = '';
for ($i = 1; $i < 100; $i++)
{
if ( ! file_exists($path.$filename.$i.$this->file_ext))
{
$new_filename = $filename.$i.$this->file_ext;
break;
}
}
if ($new_filename == '')
{
$this->set_error('upload_bad_filename');
return FALSE;
}
else
{
return $new_filename;
}
}
// --------------------------------------------------------------------
/**
* Set Maximum File Size
*
* @access public
* @param integer
* @return void
*/
function set_max_filesize($n)
{
$this->max_size = ((int) $n < 0) ? 0: (int) $n;
}
// --------------------------------------------------------------------
/**
* Set Maximum File Name Length
*
* @access public
* @param integer
* @return void
*/
function set_max_filename($n)
{
$this->max_filename = ((int) $n < 0) ? 0: (int) $n;
}
// --------------------------------------------------------------------
/**
* Set Maximum Image Width
*
* @access public
* @param integer
* @return void
*/
function set_max_width($n)
{
$this->max_width = ((int) $n < 0) ? 0: (int) $n;
}
// --------------------------------------------------------------------
/**
* Set Maximum Image Height
*
* @access public
* @param integer
* @return void
*/
function set_max_height($n)
{
$this->max_height = ((int) $n < 0) ? 0: (int) $n;
}
// --------------------------------------------------------------------
/**
* Set Allowed File Types
*
* @access public
* @param string
* @return void
*/
function set_allowed_types($types)
{
$this->allowed_types = explode('|', $types);
}
// --------------------------------------------------------------------
/**
* Set Image Properties
*
* Uses GD to determine the width/height/type of image
*
* @access public
* @param string
* @return void
*/
function set_image_properties($path = '')
{
if ( ! $this->is_image())
{
return;
}
if (function_exists('getimagesize'))
{
if (FALSE !== ($D = @getimagesize($path)))
{
$types = array(1 => 'gif', 2 => 'jpeg', 3 => 'png');
$this->image_width = $D['0'];
$this->image_height = $D['1'];
$this->image_type = ( ! isset($types[$D['2']])) ? 'unknown' : $types[$D['2']];
$this->image_size_str = $D['3']; // string containing height and width
}
}
}
// --------------------------------------------------------------------
/**
* Set XSS Clean
*
* Enables the XSS flag so that the file that was uploaded
* will be run through the XSS filter.
*
* @access public
* @param bool
* @return void
*/
function set_xss_clean($flag = FALSE)
{
$this->xss_clean = ($flag == TRUE) ? TRUE : FALSE;
}
// --------------------------------------------------------------------
/**
* Validate the image
*
* @access public
* @return bool
*/
function is_image()
{
// IE will sometimes return odd mime-types during upload, so here we just standardize all
// jpegs or pngs to the same file type.
$png_mimes = array('image/x-png');
$jpeg_mimes = array('image/jpg', 'image/jpe', 'image/jpeg', 'image/pjpeg');
if (in_array($this->file_type, $png_mimes))
{
$this->file_type = 'image/png';
}
if (in_array($this->file_type, $jpeg_mimes))
{
$this->file_type = 'image/jpeg';
}
$img_mimes = array(
'image/gif',
'image/jpeg',
'image/png',
);
return (in_array($this->file_type, $img_mimes, TRUE)) ? TRUE : FALSE;
}
// --------------------------------------------------------------------
/**
* Verify that the filetype is allowed
*
* @access public
* @return bool
*/
function is_allowed_filetype($ignore_mime = FALSE)
{
if (count($this->allowed_types) == 0 OR ! is_array($this->allowed_types))
{
$this->set_error('upload_no_file_types');
return FALSE;
}
$ext = strtolower(ltrim($this->file_ext, '.'));
if ( ! in_array($ext, $this->allowed_types))
{
return FALSE;
}
// Images get some additional checks
$image_types = array('gif', 'jpg', 'jpeg', 'png', 'jpe');
if (in_array($ext, $image_types))
{
if (getimagesize($this->file_temp) === FALSE)
{
return FALSE;
}
}
if ($ignore_mime === TRUE)
{
return TRUE;
}
$mime = $this->mimes_types($ext);
if (is_array($mime))
{
if (in_array($this->file_type, $mime, TRUE))
{
return TRUE;
}
}
elseif ($mime == $this->file_type)
{
return TRUE;
}
return FALSE;
}
// --------------------------------------------------------------------
/**
* Verify that the file is within the allowed size
*
* @access public
* @return bool
*/
function is_allowed_filesize()
{
if ($this->max_size != 0 AND $this->file_size > $this->max_size)
{
return FALSE;
}
else
{
return TRUE;
}
}
// --------------------------------------------------------------------
/**
* Verify that the image is within the allowed width/height
*
* @access public
* @return bool
*/
function is_allowed_dimensions()
{
if ( ! $this->is_image())
{
return TRUE;
}
if (function_exists('getimagesize'))
{
$D = @getimagesize($this->file_temp);
if ($this->max_width > 0 AND $D['0'] > $this->max_width)
{
return FALSE;
}
if ($this->max_height > 0 AND $D['1'] > $this->max_height)
{
return FALSE;
}
return TRUE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Validate Upload Path
*
* Verifies that it is a valid upload path with proper permissions.
*
*
* @access public
* @return bool
*/
function validate_upload_path()
{
if ($this->upload_path == '')
{
$this->set_error('upload_no_filepath');
return FALSE;
}
if (function_exists('realpath') AND @realpath($this->upload_path) !== FALSE)
{
$this->upload_path = str_replace("\\", "/", realpath($this->upload_path));
}
if ( ! @is_dir($this->upload_path))
{
$this->set_error('upload_no_filepath');
return FALSE;
}
if ( ! is_really_writable($this->upload_path))
{
$this->set_error('upload_not_writable');
return FALSE;
}
$this->upload_path = preg_replace("/(.+?)\/*$/", "\\1/", $this->upload_path);
return TRUE;
}
// --------------------------------------------------------------------
/**
* Extract the file extension
*
* @access public
* @param string
* @return string
*/
function get_extension($filename)
{
$x = explode('.', $filename);
return '.'.end($x);
}
// --------------------------------------------------------------------
/**
* Clean the file name for security
*
* @access public
* @param string
* @return string
*/
function clean_file_name($filename)
{
$bad = array(
"<!--",
"-->",
"'",
"<",
">",
'"',
'&',
'$',
'=',
';',
'?',
'/',
"%20",
"%22",
"%3c", // <
"%253c", // <
"%3e", // >
"%0e", // >
"%28", // (
"%29", // )
"%2528", // (
"%26", // &
"%24", // $
"%3f", // ?
"%3b", // ;
"%3d" // =
);
$filename = str_replace($bad, '', $filename);
return stripslashes($filename);
}
// --------------------------------------------------------------------
/**
* Limit the File Name Length
*
* @access public
* @param string
* @return string
*/
function limit_filename_length($filename, $length)
{
if (strlen($filename) < $length)
{
return $filename;
}
$ext = '';
if (strpos($filename, '.') !== FALSE)
{
$parts = explode('.', $filename);
$ext = '.'.array_pop($parts);
$filename = implode('.', $parts);
}
return substr($filename, 0, ($length - strlen($ext))).$ext;
}
// --------------------------------------------------------------------
/**
* Runs the file through the XSS clean function
*
* This prevents people from embedding malicious code in their files.
* I'm not sure that it won't negatively affect certain files in unexpected ways,
* but so far I haven't found that it causes trouble.
*
* @access public
* @return void
*/
function do_xss_clean()
{
$file = $this->upload_path.$this->file_name;
if (filesize($file) == 0)
{
return FALSE;
}
if (($data = @file_get_contents($file)) === FALSE)
{
return FALSE;
}
if ( ! $fp = @fopen($file, FOPEN_READ_WRITE))
{
return FALSE;
}
$CI =& get_instance();
$data = $CI->input->xss_clean($data);
flock($fp, LOCK_EX);
fwrite($fp, $data);
flock($fp, LOCK_UN);
fclose($fp);
}
// --------------------------------------------------------------------
/**
* Set an error message
*
* @access public
* @param string
* @return void
*/
function set_error($msg)
{
$CI =& get_instance();
$CI->lang->load('upload');
if (is_array($msg))
{
foreach ($msg as $val)
{
$msg = ($CI->lang->line($val) == FALSE) ? $val : $CI->lang->line($val);
$this->error_msg[] = $msg;
log_message('error', $msg);
}
}
else
{
$msg = ($CI->lang->line($msg) == FALSE) ? $msg : $CI->lang->line($msg);
$this->error_msg[] = $msg;
log_message('error', $msg);
}
}
// --------------------------------------------------------------------
/**
* Display the error message
*
* @access public
* @param string
* @param string
* @return string
*/
function display_errors($open = '<p>', $close = '</p>')
{
$str = '';
foreach ($this->error_msg as $val)
{
$str .= $open.$val.$close;
}
return $str;
}
// --------------------------------------------------------------------
/**
* List of Mime Types
*
* This is a list of mime types. We use it to validate
* the "allowed types" set by the developer
*
* @access public
* @param string
* @return string
*/
function mimes_types($mime)
{
global $mimes;
if (count($this->mimes) == 0)
{
if (@require_once(APPPATH.'config/mimes'.EXT))
{
$this->mimes = $mimes;
unset($mimes);
}
}
return ( ! isset($this->mimes[$mime])) ? FALSE : $this->mimes[$mime];
}
// --------------------------------------------------------------------
/**
* Prep Filename
*
* Prevents possible script execution from Apache's handling of files multiple extensions
* http://httpd.apache.org/docs/1.3/mod/mod_mime.html#multipleext
*
* @access private
* @param string
* @return string
*/
function _prep_filename($filename)
{
if (strpos($filename, '.') === FALSE)
{
return $filename;
}
$parts = explode('.', $filename);
$ext = array_pop($parts);
$filename = array_shift($parts);
foreach ($parts as $part)
{
if ( ! in_array(strtolower($part), $this->allowed_types) OR $this->mimes_types(strtolower($part)) === FALSE)
{
$filename .= '.'.$part.'_';
}
else
{
$filename .= '.'.$part;
}
}
$filename .= '.'.$ext;
return $filename;
}
// --------------------------------------------------------------------
}
// END Upload Class
/* End of file Upload.php */
/* Location: ./system/libraries/Upload.php */
system/libraries/User_agent.php
+502
View File
@@ -0,0 +1,502 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* User Agent Class
*
* Identifies the platform, browser, robot, or mobile devise of the browsing agent
*
* @package CodeIgniter
* @subpackage Libraries
* @category User Agent
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/user_agent.html
*/
class CI_User_agent {
var $agent = NULL;
var $is_browser = FALSE;
var $is_robot = FALSE;
var $is_mobile = FALSE;
var $languages = array();
var $charsets = array();
var $platforms = array();
var $browsers = array();
var $mobiles = array();
var $robots = array();
var $platform = '';
var $browser = '';
var $version = '';
var $mobile = '';
var $robot = '';
/**
* Constructor
*
* Sets the User Agent and runs the compilation routine
*
* @access public
* @return void
*/
function CI_User_agent()
{
if (isset($_SERVER['HTTP_USER_AGENT']))
{
$this->agent = trim($_SERVER['HTTP_USER_AGENT']);
}
if ( ! is_null($this->agent))
{
if ($this->_load_agent_file())
{
$this->_compile_data();
}
}
log_message('debug', "User Agent Class Initialized");
}
// --------------------------------------------------------------------
/**
* Compile the User Agent Data
*
* @access private
* @return bool
*/
function _load_agent_file()
{
if ( ! @include(APPPATH.'config/user_agents'.EXT))
{
return FALSE;
}
$return = FALSE;
if (isset($platforms))
{
$this->platforms = $platforms;
unset($platforms);
$return = TRUE;
}
if (isset($browsers))
{
$this->browsers = $browsers;
unset($browsers);
$return = TRUE;
}
if (isset($mobiles))
{
$this->mobiles = $mobiles;
unset($mobiles);
$return = TRUE;
}
if (isset($robots))
{
$this->robots = $robots;
unset($robots);
$return = TRUE;
}
return $return;
}
// --------------------------------------------------------------------
/**
* Compile the User Agent Data
*
* @access private
* @return bool
*/
function _compile_data()
{
$this->_set_platform();
foreach (array('_set_browser', '_set_robot', '_set_mobile') as $function)
{
if ($this->$function() === TRUE)
{
break;
}
}
}
// --------------------------------------------------------------------
/**
* Set the Platform
*
* @access private
* @return mixed
*/
function _set_platform()
{
if (is_array($this->platforms) AND count($this->platforms) > 0)
{
foreach ($this->platforms as $key => $val)
{
if (preg_match("|".preg_quote($key)."|i", $this->agent))
{
$this->platform = $val;
return TRUE;
}
}
}
$this->platform = 'Unknown Platform';
}
// --------------------------------------------------------------------
/**
* Set the Browser
*
* @access private
* @return bool
*/
function _set_browser()
{
if (is_array($this->browsers) AND count($this->browsers) > 0)
{
foreach ($this->browsers as $key => $val)
{
if (preg_match("|".preg_quote($key).".*?([0-9\.]+)|i", $this->agent, $match))
{
$this->is_browser = TRUE;
$this->version = $match[1];
$this->browser = $val;
$this->_set_mobile();
return TRUE;
}
}
}
return FALSE;
}
// --------------------------------------------------------------------
/**
* Set the Robot
*
* @access private
* @return bool
*/
function _set_robot()
{
if (is_array($this->robots) AND count($this->robots) > 0)
{
foreach ($this->robots as $key => $val)
{
if (preg_match("|".preg_quote($key)."|i", $this->agent))
{
$this->is_robot = TRUE;
$this->robot = $val;
return TRUE;
}
}
}
return FALSE;
}
// --------------------------------------------------------------------
/**
* Set the Mobile Device
*
* @access private
* @return bool
*/
function _set_mobile()
{
if (is_array($this->mobiles) AND count($this->mobiles) > 0)
{
foreach ($this->mobiles as $key => $val)
{
if (FALSE !== (strpos(strtolower($this->agent), $key)))
{
$this->is_mobile = TRUE;
$this->mobile = $val;
return TRUE;
}
}
}
return FALSE;
}
// --------------------------------------------------------------------
/**
* Set the accepted languages
*
* @access private
* @return void
*/
function _set_languages()
{
if ((count($this->languages) == 0) AND isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) AND $_SERVER['HTTP_ACCEPT_LANGUAGE'] != '')
{
$languages = preg_replace('/(;q=[0-9\.]+)/i', '', strtolower(trim($_SERVER['HTTP_ACCEPT_LANGUAGE'])));
$this->languages = explode(',', $languages);
}
if (count($this->languages) == 0)
{
$this->languages = array('Undefined');
}
}
// --------------------------------------------------------------------
/**
* Set the accepted character sets
*
* @access private
* @return void
*/
function _set_charsets()
{
if ((count($this->charsets) == 0) AND isset($_SERVER['HTTP_ACCEPT_CHARSET']) AND $_SERVER['HTTP_ACCEPT_CHARSET'] != '')
{
$charsets = preg_replace('/(;q=.+)/i', '', strtolower(trim($_SERVER['HTTP_ACCEPT_CHARSET'])));
$this->charsets = explode(',', $charsets);
}
if (count($this->charsets) == 0)
{
$this->charsets = array('Undefined');
}
}
// --------------------------------------------------------------------
/**
* Is Browser
*
* @access public
* @return bool
*/
function is_browser()
{
return $this->is_browser;
}
// --------------------------------------------------------------------
/**
* Is Robot
*
* @access public
* @return bool
*/
function is_robot()
{
return $this->is_robot;
}
// --------------------------------------------------------------------
/**
* Is Mobile
*
* @access public
* @return bool
*/
function is_mobile()
{
return $this->is_mobile;
}
// --------------------------------------------------------------------
/**
* Is this a referral from another site?
*
* @access public
* @return bool
*/
function is_referral()
{
return ( ! isset($_SERVER['HTTP_REFERER']) OR $_SERVER['HTTP_REFERER'] == '') ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Agent String
*
* @access public
* @return string
*/
function agent_string()
{
return $this->agent;
}
// --------------------------------------------------------------------
/**
* Get Platform
*
* @access public
* @return string
*/
function platform()
{
return $this->platform;
}
// --------------------------------------------------------------------
/**
* Get Browser Name
*
* @access public
* @return string
*/
function browser()
{
return $this->browser;
}
// --------------------------------------------------------------------
/**
* Get the Browser Version
*
* @access public
* @return string
*/
function version()
{
return $this->version;
}
// --------------------------------------------------------------------
/**
* Get The Robot Name
*
* @access public
* @return string
*/
function robot()
{
return $this->robot;
}
// --------------------------------------------------------------------
/**
* Get the Mobile Device
*
* @access public
* @return string
*/
function mobile()
{
return $this->mobile;
}
// --------------------------------------------------------------------
/**
* Get the referrer
*
* @access public
* @return bool
*/
function referrer()
{
return ( ! isset($_SERVER['HTTP_REFERER']) OR $_SERVER['HTTP_REFERER'] == '') ? '' : trim($_SERVER['HTTP_REFERER']);
}
// --------------------------------------------------------------------
/**
* Get the accepted languages
*
* @access public
* @return array
*/
function languages()
{
if (count($this->languages) == 0)
{
$this->_set_languages();
}
return $this->languages;
}
// --------------------------------------------------------------------
/**
* Get the accepted Character Sets
*
* @access public
* @return array
*/
function charsets()
{
if (count($this->charsets) == 0)
{
$this->_set_charsets();
}
return $this->charsets;
}
// --------------------------------------------------------------------
/**
* Test for a particular language
*
* @access public
* @return bool
*/
function accept_lang($lang = 'en')
{
return (in_array(strtolower($lang), $this->languages(), TRUE)) ? TRUE : FALSE;
}
// --------------------------------------------------------------------
/**
* Test for a particular character set
*
* @access public
* @return bool
*/
function accept_charset($charset = 'utf-8')
{
return (in_array(strtolower($charset), $this->charsets(), TRUE)) ? TRUE : FALSE;
}
}
/* End of file User_agent.php */
/* Location: ./system/libraries/User_agent.php */
system/libraries/Validation.php
+875
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@@ -0,0 +1,875 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Validation Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Validation
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/validation.html
*/
class CI_Validation {
var $CI;
var $error_string = '';
var $_error_array = array();
var $_rules = array();
var $_fields = array();
var $_error_messages = array();
var $_current_field = '';
var $_safe_form_data = FALSE;
var $_error_prefix = '<p>';
var $_error_suffix = '</p>';
/**
* Constructor
*
*/
function CI_Validation()
{
$this->CI =& get_instance();
if (function_exists('mb_internal_encoding'))
{
mb_internal_encoding($this->CI->config->item('charset'));
}
log_message('debug', "Validation Class Initialized");
}
// --------------------------------------------------------------------
/**
* Set Fields
*
* This function takes an array of field names as input
* and generates class variables with the same name, which will
* either be blank or contain the $_POST value corresponding to it
*
* @access public
* @param string
* @param string
* @return void
*/
function set_fields($data = '', $field = '')
{
if ($data == '')
{
if (count($this->_fields) == 0)
{
return FALSE;
}
}
else
{
if ( ! is_array($data))
{
$data = array($data => $field);
}
if (count($data) > 0)
{
$this->_fields = $data;
}
}
foreach($this->_fields as $key => $val)
{
$this->$key = ( ! isset($_POST[$key])) ? '' : $this->prep_for_form($_POST[$key]);
$error = $key.'_error';
if ( ! isset($this->$error))
{
$this->$error = '';
}
}
}
// --------------------------------------------------------------------
/**
* Set Rules
*
* This function takes an array of field names and validation
* rules as input ad simply stores is for use later.
*
* @access public
* @param mixed
* @param string
* @return void
*/
function set_rules($data, $rules = '')
{
if ( ! is_array($data))
{
if ($rules == '')
return;
$data = array($data => $rules);
}
foreach ($data as $key => $val)
{
$this->_rules[$key] = $val;
}
}
// --------------------------------------------------------------------
/**
* Set Error Message
*
* Lets users set their own error messages on the fly. Note: The key
* name has to match the function name that it corresponds to.
*
* @access public
* @param string
* @param string
* @return string
*/
function set_message($lang, $val = '')
{
if ( ! is_array($lang))
{
$lang = array($lang => $val);
}
$this->_error_messages = array_merge($this->_error_messages, $lang);
}
// --------------------------------------------------------------------
/**
* Set The Error Delimiter
*
* Permits a prefix/suffix to be added to each error message
*
* @access public
* @param string
* @param string
* @return void
*/
function set_error_delimiters($prefix = '<p>', $suffix = '</p>')
{
$this->_error_prefix = $prefix;
$this->_error_suffix = $suffix;
}
// --------------------------------------------------------------------
/**
* Run the Validator
*
* This function does all the work.
*
* @access public
* @return bool
*/
function run()
{
// Do we even have any data to process? Mm?
if (count($_POST) == 0 OR count($this->_rules) == 0)
{
return FALSE;
}
// Load the language file containing error messages
$this->CI->lang->load('validation');
// Cycle through the rules and test for errors
foreach ($this->_rules as $field => $rules)
{
//Explode out the rules!
$ex = explode('|', $rules);
// Is the field required? If not, if the field is blank we'll move on to the next test
if ( ! in_array('required', $ex, TRUE))
{
if ( ! isset($_POST[$field]) OR $_POST[$field] == '')
{
continue;
}
}
/*
* Are we dealing with an "isset" rule?
*
* Before going further, we'll see if one of the rules
* is to check whether the item is set (typically this
* applies only to checkboxes). If so, we'll
* test for it here since there's not reason to go
* further
*/
if ( ! isset($_POST[$field]))
{
if (in_array('isset', $ex, TRUE) OR in_array('required', $ex))
{
if ( ! isset($this->_error_messages['isset']))
{
if (FALSE === ($line = $this->CI->lang->line('isset')))
{
$line = 'The field was not set';
}
}
else
{
$line = $this->_error_messages['isset'];
}
// Build the error message
$mfield = ( ! isset($this->_fields[$field])) ? $field : $this->_fields[$field];
$message = sprintf($line, $mfield);
// Set the error variable. Example: $this->username_error
$error = $field.'_error';
$this->$error = $this->_error_prefix.$message.$this->_error_suffix;
$this->_error_array[] = $message;
}
continue;
}
/*
* Set the current field
*
* The various prepping functions need to know the
* current field name so they can do this:
*
* $_POST[$this->_current_field] == 'bla bla';
*/
$this->_current_field = $field;
// Cycle through the rules!
foreach ($ex As $rule)
{
// Is the rule a callback?
$callback = FALSE;
if (substr($rule, 0, 9) == 'callback_')
{
$rule = substr($rule, 9);
$callback = TRUE;
}
// Strip the parameter (if exists) from the rule
// Rules can contain a parameter: max_length[5]
$param = FALSE;
if (preg_match("/(.*?)\[(.*?)\]/", $rule, $match))
{
$rule = $match[1];
$param = $match[2];
}
// Call the function that corresponds to the rule
if ($callback === TRUE)
{
if ( ! method_exists($this->CI, $rule))
{
continue;
}
$result = $this->CI->$rule($_POST[$field], $param);
// If the field isn't required and we just processed a callback we'll move on...
if ( ! in_array('required', $ex, TRUE) AND $result !== FALSE)
{
continue 2;
}
}
else
{
if ( ! method_exists($this, $rule))
{
/*
* Run the native PHP function if called for
*
* If our own wrapper function doesn't exist we see
* if a native PHP function does. Users can use
* any native PHP function call that has one param.
*/
if (function_exists($rule))
{
$_POST[$field] = $rule($_POST[$field]);
$this->$field = $_POST[$field];
}
continue;
}
$result = $this->$rule($_POST[$field], $param);
}
// Did the rule test negatively? If so, grab the error.
if ($result === FALSE)
{
if ( ! isset($this->_error_messages[$rule]))
{
if (FALSE === ($line = $this->CI->lang->line($rule)))
{
$line = 'Unable to access an error message corresponding to your field name.';
}
}
else
{
$line = $this->_error_messages[$rule];
}
// Build the error message
$mfield = ( ! isset($this->_fields[$field])) ? $field : $this->_fields[$field];
$mparam = ( ! isset($this->_fields[$param])) ? $param : $this->_fields[$param];
$message = sprintf($line, $mfield, $mparam);
// Set the error variable. Example: $this->username_error
$error = $field.'_error';
$this->$error = $this->_error_prefix.$message.$this->_error_suffix;
// Add the error to the error array
$this->_error_array[] = $message;
continue 2;
}
}
}
$total_errors = count($this->_error_array);
/*
* Recompile the class variables
*
* If any prepping functions were called the $_POST data
* might now be different then the corresponding class
* variables so we'll set them anew.
*/
if ($total_errors > 0)
{
$this->_safe_form_data = TRUE;
}
$this->set_fields();
// Did we end up with any errors?
if ($total_errors == 0)
{
return TRUE;
}
// Generate the error string
foreach ($this->_error_array as $val)
{
$this->error_string .= $this->_error_prefix.$val.$this->_error_suffix."\n";
}
return FALSE;
}
// --------------------------------------------------------------------
/**
* Required
*
* @access public
* @param string
* @return bool
*/
function required($str)
{
if ( ! is_array($str))
{
return (trim($str) == '') ? FALSE : TRUE;
}
else
{
return ( ! empty($str));
}
}
// --------------------------------------------------------------------
/**
* Match one field to another
*
* @access public
* @param string
* @param field
* @return bool
*/
function matches($str, $field)
{
if ( ! isset($_POST[$field]))
{
return FALSE;
}
return ($str !== $_POST[$field]) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Minimum Length
*
* @access public
* @param string
* @param value
* @return bool
*/
function min_length($str, $val)
{
if (preg_match("/[^0-9]/", $val))
{
return FALSE;
}
if (function_exists('mb_strlen'))
{
return (mb_strlen($str) < $val) ? FALSE : TRUE;
}
return (strlen($str) < $val) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Max Length
*
* @access public
* @param string
* @param value
* @return bool
*/
function max_length($str, $val)
{
if (preg_match("/[^0-9]/", $val))
{
return FALSE;
}
if (function_exists('mb_strlen'))
{
return (mb_strlen($str) > $val) ? FALSE : TRUE;
}
return (strlen($str) > $val) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Exact Length
*
* @access public
* @param string
* @param value
* @return bool
*/
function exact_length($str, $val)
{
if (preg_match("/[^0-9]/", $val))
{
return FALSE;
}
if (function_exists('mb_strlen'))
{
return (mb_strlen($str) != $val) ? FALSE : TRUE;
}
return (strlen($str) != $val) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Valid Email
*
* @access public
* @param string
* @return bool
*/
function valid_email($str)
{
return ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $str)) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Valid Emails
*
* @access public
* @param string
* @return bool
*/
function valid_emails($str)
{
if (strpos($str, ',') === FALSE)
{
return $this->valid_email(trim($str));
}
foreach(explode(',', $str) as $email)
{
if (trim($email) != '' && $this->valid_email(trim($email)) === FALSE)
{
return FALSE;
}
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Validate IP Address
*
* @access public
* @param string
* @return string
*/
function valid_ip($ip)
{
return $this->CI->input->valid_ip($ip);
}
// --------------------------------------------------------------------
/**
* Alpha
*
* @access public
* @param string
* @return bool
*/
function alpha($str)
{
return ( ! preg_match("/^([a-z])+$/i", $str)) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Alpha-numeric
*
* @access public
* @param string
* @return bool
*/
function alpha_numeric($str)
{
return ( ! preg_match("/^([a-z0-9])+$/i", $str)) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Alpha-numeric with underscores and dashes
*
* @access public
* @param string
* @return bool
*/
function alpha_dash($str)
{
return ( ! preg_match("/^([-a-z0-9_-])+$/i", $str)) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Numeric
*
* @access public
* @param string
* @return bool
*/
function numeric($str)
{
return (bool)preg_match( '/^[\-+]?[0-9]*\.?[0-9]+$/', $str);
}
// --------------------------------------------------------------------
/**
* Is Numeric
*
* @access public
* @param string
* @return bool
*/
function is_numeric($str)
{
return ( ! is_numeric($str)) ? FALSE : TRUE;
}
// --------------------------------------------------------------------
/**
* Integer
*
* @access public
* @param string
* @return bool
*/
function integer($str)
{
return (bool)preg_match( '/^[\-+]?[0-9]+$/', $str);
}
// --------------------------------------------------------------------
/**
* Is a Natural number (0,1,2,3, etc.)
*
* @access public
* @param string
* @return bool
*/
function is_natural($str)
{
return (bool)preg_match( '/^[0-9]+$/', $str);
}
// --------------------------------------------------------------------
/**
* Is a Natural number, but not a zero (1,2,3, etc.)
*
* @access public
* @param string
* @return bool
*/
function is_natural_no_zero($str)
{
if ( ! preg_match( '/^[0-9]+$/', $str))
{
return FALSE;
}
if ($str == 0)
{
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------
/**
* Valid Base64
*
* Tests a string for characters outside of the Base64 alphabet
* as defined by RFC 2045 http://www.faqs.org/rfcs/rfc2045
*
* @access public
* @param string
* @return bool
*/
function valid_base64($str)
{
return (bool) ! preg_match('/[^a-zA-Z0-9\/\+=]/', $str);
}
// --------------------------------------------------------------------
/**
* Set Select
*
* Enables pull-down lists to be set to the value the user
* selected in the event of an error
*
* @access public
* @param string
* @param string
* @return string
*/
function set_select($field = '', $value = '')
{
if ($field == '' OR $value == '' OR ! isset($_POST[$field]))
{
return '';
}
if ($_POST[$field] == $value)
{
return ' selected="selected"';
}
}
// --------------------------------------------------------------------
/**
* Set Radio
*
* Enables radio buttons to be set to the value the user
* selected in the event of an error
*
* @access public
* @param string
* @param string
* @return string
*/
function set_radio($field = '', $value = '')
{
if ($field == '' OR $value == '' OR ! isset($_POST[$field]))
{
return '';
}
if ($_POST[$field] == $value)
{
return ' checked="checked"';
}
}
// --------------------------------------------------------------------
/**
* Set Checkbox
*
* Enables checkboxes to be set to the value the user
* selected in the event of an error
*
* @access public
* @param string
* @param string
* @return string
*/
function set_checkbox($field = '', $value = '')
{
if ($field == '' OR $value == '' OR ! isset($_POST[$field]))
{
return '';
}
if ($_POST[$field] == $value)
{
return ' checked="checked"';
}
}
// --------------------------------------------------------------------
/**
* Prep data for form
*
* This function allows HTML to be safely shown in a form.
* Special characters are converted.
*
* @access public
* @param string
* @return string
*/
function prep_for_form($data = '')
{
if (is_array($data))
{
foreach ($data as $key => $val)
{
$data[$key] = $this->prep_for_form($val);
}
return $data;
}
if ($this->_safe_form_data == FALSE OR $data == '')
{
return $data;
}
return str_replace(array("'", '"', '<', '>'), array("&#39;", "&quot;", '&lt;', '&gt;'), stripslashes($data));
}
// --------------------------------------------------------------------
/**
* Prep URL
*
* @access public
* @param string
* @return string
*/
function prep_url($str = '')
{
if ($str == 'http://' OR $str == '')
{
$_POST[$this->_current_field] = '';
return;
}
if (substr($str, 0, 7) != 'http://' && substr($str, 0, 8) != 'https://')
{
$str = 'http://'.$str;
}
$_POST[$this->_current_field] = $str;
}
// --------------------------------------------------------------------
/**
* Strip Image Tags
*
* @access public
* @param string
* @return string
*/
function strip_image_tags($str)
{
$_POST[$this->_current_field] = $this->CI->input->strip_image_tags($str);
}
// --------------------------------------------------------------------
/**
* XSS Clean
*
* @access public
* @param string
* @return string
*/
function xss_clean($str)
{
$_POST[$this->_current_field] = $this->CI->input->xss_clean($str);
}
// --------------------------------------------------------------------
/**
* Convert PHP tags to entities
*
* @access public
* @param string
* @return string
*/
function encode_php_tags($str)
{
$_POST[$this->_current_field] = str_replace(array('<?php', '<?PHP', '<?', '?>'), array('&lt;?php', '&lt;?PHP', '&lt;?', '?&gt;'), $str);
}
}
// END Validation Class
/* End of file Validation.php */
/* Location: ./system/libraries/Validation.php */
system/libraries/Xmlrpc.php
+1421
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system/libraries/Xmlrpcs.php
+536
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@@ -0,0 +1,536 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
if ( ! function_exists('xml_parser_create'))
{
show_error('Your PHP installation does not support XML');
}
if ( ! class_exists('CI_Xmlrpc'))
{
show_error('You must load the Xmlrpc class before loading the Xmlrpcs class in order to create a server.');
}
// ------------------------------------------------------------------------
/**
* XML-RPC server class
*
* @package CodeIgniter
* @subpackage Libraries
* @category XML-RPC
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/xmlrpc.html
*/
class CI_Xmlrpcs extends CI_Xmlrpc
{
var $methods = array(); //array of methods mapped to function names and signatures
var $debug_msg = ''; // Debug Message
var $system_methods = array(); // XML RPC Server methods
var $controller_obj;
var $object = FALSE;
//-------------------------------------
// Constructor, more or less
//-------------------------------------
function CI_Xmlrpcs($config=array())
{
parent::CI_Xmlrpc();
$this->set_system_methods();
if (isset($config['functions']) && is_array($config['functions']))
{
$this->methods = array_merge($this->methods, $config['functions']);
}
log_message('debug', "XML-RPC Server Class Initialized");
}
//-------------------------------------
// Initialize Prefs and Serve
//-------------------------------------
function initialize($config=array())
{
if (isset($config['functions']) && is_array($config['functions']))
{
$this->methods = array_merge($this->methods, $config['functions']);
}
if (isset($config['debug']))
{
$this->debug = $config['debug'];
}
if (isset($config['object']) && is_object($config['object']))
{
$this->object = $config['object'];
}
}
//-------------------------------------
// Setting of System Methods
//-------------------------------------
function set_system_methods ()
{
$this->methods = array(
'system.listMethods' => array(
'function' => 'this.listMethods',
'signature' => array(array($this->xmlrpcArray, $this->xmlrpcString), array($this->xmlrpcArray)),
'docstring' => 'Returns an array of available methods on this server'),
'system.methodHelp' => array(
'function' => 'this.methodHelp',
'signature' => array(array($this->xmlrpcString, $this->xmlrpcString)),
'docstring' => 'Returns a documentation string for the specified method'),
'system.methodSignature' => array(
'function' => 'this.methodSignature',
'signature' => array(array($this->xmlrpcArray, $this->xmlrpcString)),
'docstring' => 'Returns an array describing the return type and required parameters of a method'),
'system.multicall' => array(
'function' => 'this.multicall',
'signature' => array(array($this->xmlrpcArray, $this->xmlrpcArray)),
'docstring' => 'Combine multiple RPC calls in one request. See http://www.xmlrpc.com/discuss/msgReader$1208 for details')
);
}
//-------------------------------------
// Main Server Function
//-------------------------------------
function serve()
{
$r = $this->parseRequest();
$payload = '<?xml version="1.0" encoding="'.$this->xmlrpc_defencoding.'"?'.'>'."\n";
$payload .= $this->debug_msg;
$payload .= $r->prepare_response();
header("Content-Type: text/xml");
header("Content-Length: ".strlen($payload));
exit($payload);
}
//-------------------------------------
// Add Method to Class
//-------------------------------------
function add_to_map($methodname,$function,$sig,$doc)
{
$this->methods[$methodname] = array(
'function' => $function,
'signature' => $sig,
'docstring' => $doc
);
}
//-------------------------------------
// Parse Server Request
//-------------------------------------
function parseRequest($data='')
{
global $HTTP_RAW_POST_DATA;
//-------------------------------------
// Get Data
//-------------------------------------
if ($data == '')
{
$data = $HTTP_RAW_POST_DATA;
}
//-------------------------------------
// Set up XML Parser
//-------------------------------------
$parser = xml_parser_create($this->xmlrpc_defencoding);
$parser_object = new XML_RPC_Message("filler");
$parser_object->xh[$parser] = array();
$parser_object->xh[$parser]['isf'] = 0;
$parser_object->xh[$parser]['isf_reason'] = '';
$parser_object->xh[$parser]['params'] = array();
$parser_object->xh[$parser]['stack'] = array();
$parser_object->xh[$parser]['valuestack'] = array();
$parser_object->xh[$parser]['method'] = '';
xml_set_object($parser, $parser_object);
xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
xml_set_element_handler($parser, 'open_tag', 'closing_tag');
xml_set_character_data_handler($parser, 'character_data');
//xml_set_default_handler($parser, 'default_handler');
//-------------------------------------
// PARSE + PROCESS XML DATA
//-------------------------------------
if ( ! xml_parse($parser, $data, 1))
{
// return XML error as a faultCode
$r = new XML_RPC_Response(0,
$this->xmlrpcerrxml + xml_get_error_code($parser),
sprintf('XML error: %s at line %d',
xml_error_string(xml_get_error_code($parser)),
xml_get_current_line_number($parser)));
xml_parser_free($parser);
}
elseif($parser_object->xh[$parser]['isf'])
{
return new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'], $this->xmlrpcstr['invalid_return']);
}
else
{
xml_parser_free($parser);
$m = new XML_RPC_Message($parser_object->xh[$parser]['method']);
$plist='';
for($i=0; $i < count($parser_object->xh[$parser]['params']); $i++)
{
if ($this->debug === TRUE)
{
$plist .= "$i - " . print_r(get_object_vars($parser_object->xh[$parser]['params'][$i]), TRUE). ";\n";
}
$m->addParam($parser_object->xh[$parser]['params'][$i]);
}
if ($this->debug === TRUE)
{
echo "<pre>";
echo "---PLIST---\n" . $plist . "\n---PLIST END---\n\n";
echo "</pre>";
}
$r = $this->_execute($m);
}
//-------------------------------------
// SET DEBUGGING MESSAGE
//-------------------------------------
if ($this->debug === TRUE)
{
$this->debug_msg = "<!-- DEBUG INFO:\n\n".$plist."\n END DEBUG-->\n";
}
return $r;
}
//-------------------------------------
// Executes the Method
//-------------------------------------
function _execute($m)
{
$methName = $m->method_name;
// Check to see if it is a system call
$system_call = (strncmp($methName, 'system', 5) == 0) ? TRUE : FALSE;
//-------------------------------------
// Valid Method
//-------------------------------------
if ( ! isset($this->methods[$methName]['function']))
{
return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
}
//-------------------------------------
// Check for Method (and Object)
//-------------------------------------
$method_parts = explode(".", $this->methods[$methName]['function']);
$objectCall = (isset($method_parts['1']) && $method_parts['1'] != "") ? TRUE : FALSE;
if ($system_call === TRUE)
{
if ( ! is_callable(array($this,$method_parts['1'])))
{
return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
}
}
else
{
if ($objectCall && ! is_callable(array($method_parts['0'],$method_parts['1'])))
{
return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
}
elseif ( ! $objectCall && ! is_callable($this->methods[$methName]['function']))
{
return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
}
}
//-------------------------------------
// Checking Methods Signature
//-------------------------------------
if (isset($this->methods[$methName]['signature']))
{
$sig = $this->methods[$methName]['signature'];
for($i=0; $i<count($sig); $i++)
{
$current_sig = $sig[$i];
if (count($current_sig) == count($m->params)+1)
{
for($n=0; $n < count($m->params); $n++)
{
$p = $m->params[$n];
$pt = ($p->kindOf() == 'scalar') ? $p->scalarval() : $p->kindOf();
if ($pt != $current_sig[$n+1])
{
$pno = $n+1;
$wanted = $current_sig[$n+1];
return new XML_RPC_Response(0,
$this->xmlrpcerr['incorrect_params'],
$this->xmlrpcstr['incorrect_params'] .
": Wanted {$wanted}, got {$pt} at param {$pno})");
}
}
}
}
}
//-------------------------------------
// Calls the Function
//-------------------------------------
if ($objectCall === TRUE)
{
if ($method_parts[0] == "this" && $system_call == TRUE)
{
return call_user_func(array($this, $method_parts[1]), $m);
}
else
{
if ($this->object === FALSE)
{
$CI =& get_instance();
return $CI->$method_parts['1']($m);
}
else
{
return $this->object->$method_parts['1']($m);
//return call_user_func(array(&$method_parts['0'],$method_parts['1']), $m);
}
}
}
else
{
return call_user_func($this->methods[$methName]['function'], $m);
}
}
//-------------------------------------
// Server Function: List Methods
//-------------------------------------
function listMethods($m)
{
$v = new XML_RPC_Values();
$output = array();
foreach($this->methods as $key => $value)
{
$output[] = new XML_RPC_Values($key, 'string');
}
foreach($this->system_methods as $key => $value)
{
$output[]= new XML_RPC_Values($key, 'string');
}
$v->addArray($output);
return new XML_RPC_Response($v);
}
//-------------------------------------
// Server Function: Return Signature for Method
//-------------------------------------
function methodSignature($m)
{
$parameters = $m->output_parameters();
$method_name = $parameters[0];
if (isset($this->methods[$method_name]))
{
if ($this->methods[$method_name]['signature'])
{
$sigs = array();
$signature = $this->methods[$method_name]['signature'];
for($i=0; $i < count($signature); $i++)
{
$cursig = array();
$inSig = $signature[$i];
for($j=0; $j<count($inSig); $j++)
{
$cursig[]= new XML_RPC_Values($inSig[$j], 'string');
}
$sigs[]= new XML_RPC_Values($cursig, 'array');
}
$r = new XML_RPC_Response(new XML_RPC_Values($sigs, 'array'));
}
else
{
$r = new XML_RPC_Response(new XML_RPC_Values('undef', 'string'));
}
}
else
{
$r = new XML_RPC_Response(0,$this->xmlrpcerr['introspect_unknown'], $this->xmlrpcstr['introspect_unknown']);
}
return $r;
}
//-------------------------------------
// Server Function: Doc String for Method
//-------------------------------------
function methodHelp($m)
{
$parameters = $m->output_parameters();
$method_name = $parameters[0];
if (isset($this->methods[$method_name]))
{
$docstring = isset($this->methods[$method_name]['docstring']) ? $this->methods[$method_name]['docstring'] : '';
return new XML_RPC_Response(new XML_RPC_Values($docstring, 'string'));
}
else
{
return new XML_RPC_Response(0, $this->xmlrpcerr['introspect_unknown'], $this->xmlrpcstr['introspect_unknown']);
}
}
//-------------------------------------
// Server Function: Multi-call
//-------------------------------------
function multicall($m)
{
// Disabled
return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
$parameters = $m->output_parameters();
$calls = $parameters[0];
$result = array();
foreach ($calls as $value)
{
//$attempt = $this->_execute(new XML_RPC_Message($value[0], $value[1]));
$m = new XML_RPC_Message($value[0]);
$plist='';
for($i=0; $i < count($value[1]); $i++)
{
$m->addParam(new XML_RPC_Values($value[1][$i], 'string'));
}
$attempt = $this->_execute($m);
if ($attempt->faultCode() != 0)
{
return $attempt;
}
$result[] = new XML_RPC_Values(array($attempt->value()), 'array');
}
return new XML_RPC_Response(new XML_RPC_Values($result, 'array'));
}
//-------------------------------------
// Multi-call Function: Error Handling
//-------------------------------------
function multicall_error($err)
{
$str = is_string($err) ? $this->xmlrpcstr["multicall_${err}"] : $err->faultString();
$code = is_string($err) ? $this->xmlrpcerr["multicall_${err}"] : $err->faultCode();
$struct['faultCode'] = new XML_RPC_Values($code, 'int');
$struct['faultString'] = new XML_RPC_Values($str, 'string');
return new XML_RPC_Values($struct, 'struct');
}
//-------------------------------------
// Multi-call Function: Processes method
//-------------------------------------
function do_multicall($call)
{
if ($call->kindOf() != 'struct')
return $this->multicall_error('notstruct');
elseif ( ! $methName = $call->me['struct']['methodName'])
return $this->multicall_error('nomethod');
list($scalar_type,$scalar_value)=each($methName->me);
$scalar_type = $scalar_type == $this->xmlrpcI4 ? $this->xmlrpcInt : $scalar_type;
if ($methName->kindOf() != 'scalar' OR $scalar_type != 'string')
return $this->multicall_error('notstring');
elseif ($scalar_value == 'system.multicall')
return $this->multicall_error('recursion');
elseif ( ! $params = $call->me['struct']['params'])
return $this->multicall_error('noparams');
elseif ($params->kindOf() != 'array')
return $this->multicall_error('notarray');
list($a,$b)=each($params->me);
$numParams = count($b);
$msg = new XML_RPC_Message($scalar_value);
for ($i = 0; $i < $numParams; $i++)
{
$msg->params[] = $params->me['array'][$i];
}
$result = $this->_execute($msg);
if ($result->faultCode() != 0)
{
return $this->multicall_error($result);
}
return new XML_RPC_Values(array($result->value()), 'array');
}
}
// END XML_RPC_Server class
/* End of file Xmlrpcs.php */
/* Location: ./system/libraries/Xmlrpcs.php */
system/libraries/Zip.php
+359
View File
@@ -0,0 +1,359 @@
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 4.3.2 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Zip Compression Class
*
* This class is based on a library I found at Zend:
* http://www.zend.com/codex.php?id=696&single=1
*
* The original library is a little rough around the edges so I
* refactored it and added several additional methods -- Rick Ellis
*
* @package CodeIgniter
* @subpackage Libraries
* @category Encryption
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/zip.html
*/
class CI_Zip {
var $zipdata = '';
var $directory = '';
var $entries = 0;
var $file_num = 0;
var $offset = 0;
function CI_Zip()
{
log_message('debug', "Zip Compression Class Initialized");
}
// --------------------------------------------------------------------
/**
* Add Directory
*
* Lets you add a virtual directory into which you can place files.
*
* @access public
* @param mixed the directory name. Can be string or array
* @return void
*/
function add_dir($directory)
{
foreach ((array)$directory as $dir)
{
if ( ! preg_match("|.+/$|", $dir))
{
$dir .= '/';
}
$this->_add_dir($dir);
}
}
// --------------------------------------------------------------------
/**
* Add Directory
*
* @access private
* @param string the directory name
* @return void
*/
function _add_dir($dir)
{
$dir = str_replace("\\", "/", $dir);
$this->zipdata .=
"\x50\x4b\x03\x04\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00"
.pack('V', 0) // crc32
.pack('V', 0) // compressed filesize
.pack('V', 0) // uncompressed filesize
.pack('v', strlen($dir)) // length of pathname
.pack('v', 0) // extra field length
.$dir
// below is "data descriptor" segment
.pack('V', 0) // crc32
.pack('V', 0) // compressed filesize
.pack('V', 0); // uncompressed filesize
$this->directory .=
"\x50\x4b\x01\x02\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00"
.pack('V',0) // crc32
.pack('V',0) // compressed filesize
.pack('V',0) // uncompressed filesize
.pack('v', strlen($dir)) // length of pathname
.pack('v', 0) // extra field length
.pack('v', 0) // file comment length
.pack('v', 0) // disk number start
.pack('v', 0) // internal file attributes
.pack('V', 16) // external file attributes - 'directory' bit set
.pack('V', $this->offset) // relative offset of local header
.$dir;
$this->offset = strlen($this->zipdata);
$this->entries++;
}
// --------------------------------------------------------------------
/**
* Add Data to Zip
*
* Lets you add files to the archive. If the path is included
* in the filename it will be placed within a directory. Make
* sure you use add_dir() first to create the folder.
*
* @access public
* @param mixed
* @param string
* @return void
*/
function add_data($filepath, $data = NULL)
{
if (is_array($filepath))
{
foreach ($filepath as $path => $data)
{
$this->_add_data($path, $data);
}
}
else
{
$this->_add_data($filepath, $data);
}
}
// --------------------------------------------------------------------
/**
* Add Data to Zip
*
* @access private
* @param string the file name/path
* @param string the data to be encoded
* @return void
*/
function _add_data($filepath, $data)
{
$filepath = str_replace("\\", "/", $filepath);
$uncompressed_size = strlen($data);
$crc32 = crc32($data);
$gzdata = gzcompress($data);
$gzdata = substr($gzdata, 2, -4);
$compressed_size = strlen($gzdata);
$this->zipdata .=
"\x50\x4b\x03\x04\x14\x00\x00\x00\x08\x00\x00\x00\x00\x00"
.pack('V', $crc32)
.pack('V', $compressed_size)
.pack('V', $uncompressed_size)
.pack('v', strlen($filepath)) // length of filename
.pack('v', 0) // extra field length
.$filepath
.$gzdata; // "file data" segment
$this->directory .=
"\x50\x4b\x01\x02\x00\x00\x14\x00\x00\x00\x08\x00\x00\x00\x00\x00"
.pack('V', $crc32)
.pack('V', $compressed_size)
.pack('V', $uncompressed_size)
.pack('v', strlen($filepath)) // length of filename
.pack('v', 0) // extra field length
.pack('v', 0) // file comment length
.pack('v', 0) // disk number start
.pack('v', 0) // internal file attributes
.pack('V', 32) // external file attributes - 'archive' bit set
.pack('V', $this->offset) // relative offset of local header
.$filepath;
$this->offset = strlen($this->zipdata);
$this->entries++;
$this->file_num++;
}
// --------------------------------------------------------------------
/**
* Read the contents of a file and add it to the zip
*
* @access public
* @return bool
*/
function read_file($path, $preserve_filepath = FALSE)
{
if ( ! file_exists($path))
{
return FALSE;
}
if (FALSE !== ($data = file_get_contents($path)))
{
$name = str_replace("\\", "/", $path);
if ($preserve_filepath === FALSE)
{
$name = preg_replace("|.*/(.+)|", "\\1", $name);
}
$this->add_data($name, $data);
return TRUE;
}
return FALSE;
}
// ------------------------------------------------------------------------
/**
* Read a directory and add it to the zip.
*
* This function recursively reads a folder and everything it contains (including
* sub-folders) and creates a zip based on it. Whatever directory structure
* is in the original file path will be recreated in the zip file.
*
* @access public
* @param string path to source
* @return bool
*/
function read_dir($path)
{
if ($fp = @opendir($path))
{
while (FALSE !== ($file = readdir($fp)))
{
if (@is_dir($path.$file) && substr($file, 0, 1) != '.')
{
$this->read_dir($path.$file."/");
}
elseif (substr($file, 0, 1) != ".")
{
if (FALSE !== ($data = file_get_contents($path.$file)))
{
$this->add_data(str_replace("\\", "/", $path).$file, $data);
}
}
}
return TRUE;
}
}
// --------------------------------------------------------------------
/**
* Get the Zip file
*
* @access public
* @return binary string
*/
function get_zip()
{
// Is there any data to return?
if ($this->entries == 0)
{
return FALSE;
}
$zip_data = $this->zipdata;
$zip_data .= $this->directory."\x50\x4b\x05\x06\x00\x00\x00\x00";
$zip_data .= pack('v', $this->entries); // total # of entries "on this disk"
$zip_data .= pack('v', $this->entries); // total # of entries overall
$zip_data .= pack('V', strlen($this->directory)); // size of central dir
$zip_data .= pack('V', strlen($this->zipdata)); // offset to start of central dir
$zip_data .= "\x00\x00"; // .zip file comment length
return $zip_data;
}
// --------------------------------------------------------------------
/**
* Write File to the specified directory
*
* Lets you write a file
*
* @access public
* @param string the file name
* @return bool
*/
function archive($filepath)
{
if ( ! ($fp = @fopen($filepath, FOPEN_WRITE_CREATE_DESTRUCTIVE)))
{
return FALSE;
}
flock($fp, LOCK_EX);
fwrite($fp, $this->get_zip());
flock($fp, LOCK_UN);
fclose($fp);
return TRUE;
}
// --------------------------------------------------------------------
/**
* Download
*
* @access public
* @param string the file name
* @param string the data to be encoded
* @return bool
*/
function download($filename = 'backup.zip')
{
if ( ! preg_match("|.+?\.zip$|", $filename))
{
$filename .= '.zip';
}
$zip_content =& $this->get_zip();
$CI =& get_instance();
$CI->load->helper('download');
force_download($filename, $zip_content);
}
// --------------------------------------------------------------------
/**
* Initialize Data
*
* Lets you clear current zip data. Useful if you need to create
* multiple zips with different data.
*
* @access public
* @return void
*/
function clear_data()
{
$this->zipdata = '';
$this->directory = '';
$this->entries = 0;
$this->file_num = 0;
$this->offset = 0;
}
}
/* End of file Zip.php */
/* Location: ./system/libraries/Zip.php */
system/libraries/index.html
+10
View File
@@ -0,0 +1,10 @@
<html>
<head>
<title>403 Forbidden</title>
</head>
<body>
<p>Directory access is forbidden.</p>
</body>
</html>