99 lines
2.7 KiB
PHP
99 lines
2.7 KiB
PHP
<?php
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/*
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Copyright 2009 Pieter Iserbyt
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This file is part of Pamela.
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Pamela is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Pamela is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Pamela. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* Converts value to int if it is numeric, else returns default */
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function intvaldef($value, $default) {
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if (is_numeric($value)) return intval($value);
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return $default;
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}
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/* Checks if a $_GET param is set and returns it or NULL if it's not set */
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function getQuery($name, $default = NULL) {
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if (!querySet($name)) return $default;
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return unescape_gpc($_GET[$name]);
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}
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/* Returns TRUE if a $_GET param is set */
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function querySet($name) {
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return isset($_GET[$name]);
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}
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/* Checks if a $_POST param is set and returns it or NULL if it's not set */
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function getPost($name, $default = NULL) {
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if (!postSet($name)) return $default;
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return unescape_gpc($_POST[$name]);
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}
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function unescape_gpc_array($a) {
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$result = array();
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foreach ($a as $key => $value) {
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$result[$key] = unescape_gpc($value);
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}
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return $result;
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}
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/* Returns TRUE if a $_POST param is set */
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function postSet($name) {
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return isset($_POST[$name]);
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}
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/* array_map_function used to recursively stripslashes by unescape_gpc */
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function stripslashes_deep($value) {
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return is_array($value) ? array_map('stripslashes_deep', $value) : stripslashes($value);
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}
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/* Unescapes get/post/cookie vars/arrays if magic_quotes_gpc is turned on */
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function unescape_gpc($gpc) {
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if (get_magic_quotes_gpc()) {
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//unescape recursively if needed
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$gpc = is_array($gpc) ? array_map('stripslashes_deep', $gpc) : stripslashes($gpc);
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}
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return $gpc;
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}
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/*
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stripos implementation for php4 (by "heavyraptor")
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http://be.php.net/manual/en/function.stripos.php#63370
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*/
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if (!function_exists("stripos")) {
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function stripos($str,$needle) {
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return strpos(strtolower($str),strtolower($needle));
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}
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}
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/* Redirects to sender */
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function redirectToSender() {
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$url = $_SERVER["HTTP_REFERER"];
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header("Location: $url");
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}
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/* Returns the name of current page */
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function currentPage() {
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return basename($_SERVER['PHP_SELF']);
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}
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/** outputs include for script in head */
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function script($source) {
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?>
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<script type="text/javascript" src="<?=$source?>"></script>
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<?php
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}
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?>
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