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<?php
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// +----------------------------------------------------------------------+
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// | PHP Version 4 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1997-2004 The PHP Group |
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// +----------------------------------------------------------------------+
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// | This source file is subject to version 3.0 of the PHP license, |
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// | that is bundled with this package in the file LICENSE, and is |
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// | available at through the world-wide-web at |
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// | http://www.php.net/license/3_0.txt. |
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// | If you did not receive a copy of the PHP license and are unable to |
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// | obtain it through the world-wide-web, please send a note to |
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// | license@php.net so we can mail you a copy immediately. |
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// +----------------------------------------------------------------------+
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// | Authors: Aidan Lister <aidan@php.net> |
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// +----------------------------------------------------------------------+
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//
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// $Id: stripos.php,v 1.13 2005/05/30 20:33:03 aidan Exp $
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/**
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* Replace stripos()
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*
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* @category PHP
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* @package PHP_Compat
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* @link http://php.net/function.stripos
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* @author Aidan Lister <aidan@php.net>
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* @version $Revision: 1.13 $
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* @since PHP 5
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* @require PHP 4.0.0 (user_error)
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*/
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if (!function_exists('stripos')) {
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function stripos($haystack, $needle, $offset = null)
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{
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if (!is_scalar($haystack)) {
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user_error('stripos() expects parameter 1 to be string, ' .
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gettype($haystack) . ' given', E_USER_WARNING);
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return false;
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}
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if (!is_scalar($needle)) {
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user_error('stripos() needle is not a string or an integer.', E_USER_WARNING);
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return false;
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}
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if (!is_int($offset) && !is_bool($offset) && !is_null($offset)) {
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user_error('stripos() expects parameter 3 to be long, ' .
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gettype($offset) . ' given', E_USER_WARNING);
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return false;
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}
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// Manipulate the string if there is an offset
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$fix = 0;
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if (!is_null($offset)) {
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if ($offset > 0) {
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$haystack = substr($haystack, $offset, strlen($haystack) - $offset);
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$fix = $offset;
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}
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}
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$segments = explode(strtolower($needle), strtolower($haystack), 2);
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// Check there was a match
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if (count($segments) === 1) {
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return false;
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}
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$position = strlen($segments[0]) + $fix;
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return $position;
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}
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}
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?>
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