83 lines
2.1 KiB
PHP
83 lines
2.1 KiB
PHP
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP 4.3.2 or newer
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*
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* @package CodeIgniter
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* @author ExpressionEngine Dev Team
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* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
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* @license http://codeigniter.com/user_guide/license.html
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* @link http://codeigniter.com
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* @since Version 1.0
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* @filesource
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*/
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// ------------------------------------------------------------------------
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/**
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* CodeIgniter Model Class
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*
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* @package CodeIgniter
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* @subpackage Libraries
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* @category Libraries
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* @author ExpressionEngine Dev Team
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* @link http://codeigniter.com/user_guide/libraries/config.html
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*/
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class Model {
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var $_parent_name = '';
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/**
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* Constructor
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*
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* @access public
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*/
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function Model()
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{
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// If the magic __get() or __set() methods are used in a Model references can't be used.
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$this->_assign_libraries( (method_exists($this, '__get') OR method_exists($this, '__set')) ? FALSE : TRUE );
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// We don't want to assign the model object to itself when using the
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// assign_libraries function below so we'll grab the name of the model parent
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$this->_parent_name = ucfirst(get_class($this));
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log_message('debug', "Model Class Initialized");
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}
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/**
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* Assign Libraries
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*
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* Creates local references to all currently instantiated objects
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* so that any syntax that can be legally used in a controller
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* can be used within models.
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*
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* @access private
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*/
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function _assign_libraries($use_reference = TRUE)
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{
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$CI =& get_instance();
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foreach (array_keys(get_object_vars($CI)) as $key)
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{
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if ( ! isset($this->$key) AND $key != $this->_parent_name)
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{
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// In some cases using references can cause
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// problems so we'll conditionally use them
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if ($use_reference == TRUE)
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{
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$this->$key = NULL; // Needed to prevent reference errors with some configurations
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$this->$key =& $CI->$key;
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}
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else
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{
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$this->$key = $CI->$key;
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}
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}
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}
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}
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}
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// END Model Class
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/* End of file Model.php */
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/* Location: ./system/libraries/Model.php */ |