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1 <?php 1 <?php
2 // +----------------------------------------------------------------------+ 2 // +----------------------------------------------------------------------+
3 // | PHP Version 4 | 3 // | PHP Version 4 |
4 // +----------------------------------------------------------------------+ 4 // +----------------------------------------------------------------------+
5 // | Copyright (c) 1997-2004 The PHP Group | 5 // | Copyright (c) 1997-2004 The PHP Group |
6 // +----------------------------------------------------------------------+ 6 // +----------------------------------------------------------------------+
7 // | This source file is subject to version 3.0 of the PHP license, | 7 // | This source file is subject to version 3.0 of the PHP license, |
8 // | that is bundled with this package in the file LICENSE, and is | 8 // | that is bundled with this package in the file LICENSE, and is |
9 // | available at through the world-wide-web at | 9 // | available at through the world-wide-web at |
10 // | http://www.php.net/license/3_0.txt. | 10 // | http://www.php.net/license/3_0.txt. |
11 // | If you did not receive a copy of the PHP license and are unable to | 11 // | If you did not receive a copy of the PHP license and are unable to |
12 // | obtain it through the world-wide-web, please send a note to | 12 // | obtain it through the world-wide-web, please send a note to |
13 // | license@php.net so we can mail you a copy immediately. | 13 // | license@php.net so we can mail you a copy immediately. |
14 // +----------------------------------------------------------------------+ 14 // +----------------------------------------------------------------------+
15 // | Authors: Aidan Lister <aidan@php.net> | 15 // | Authors: Aidan Lister <aidan@php.net> |
16 // +----------------------------------------------------------------------+ 16 // +----------------------------------------------------------------------+
17 // 17 //
18 // $Id: stripos.php,v 1.13 2005/05/30 20:33:03 aidan Exp $ 18 // $Id: stripos.php,v 1.13 2005/05/30 20:33:03 aidan Exp $
19   19  
20   20  
21 /** 21 /**
22 * Replace stripos() 22 * Replace stripos()
23 * 23 *
24 * @category PHP 24 * @category PHP
25 * @package PHP_Compat 25 * @package PHP_Compat
26 * @link http://php.net/function.stripos 26 * @link http://php.net/function.stripos
27 * @author Aidan Lister <aidan@php.net> 27 * @author Aidan Lister <aidan@php.net>
28 * @version $Revision: 1.13 $ 28 * @version $Revision: 1.13 $
29 * @since PHP 5 29 * @since PHP 5
30 * @require PHP 4.0.0 (user_error) 30 * @require PHP 4.0.0 (user_error)
31 */ 31 */
32 if (!function_exists('stripos')) { 32 if (!function_exists('stripos')) {
33 function stripos($haystack, $needle, $offset = null) 33 function stripos($haystack, $needle, $offset = null)
34 { 34 {
35 if (!is_scalar($haystack)) { 35 if (!is_scalar($haystack)) {
36 user_error('stripos() expects parameter 1 to be string, ' . 36 user_error('stripos() expects parameter 1 to be string, ' .
37 gettype($haystack) . ' given', E_USER_WARNING); 37 gettype($haystack) . ' given', E_USER_WARNING);
38 return false; 38 return false;
39 } 39 }
40   40  
41 if (!is_scalar($needle)) { 41 if (!is_scalar($needle)) {
42 user_error('stripos() needle is not a string or an integer.', E_USER_WARNING); 42 user_error('stripos() needle is not a string or an integer.', E_USER_WARNING);
43 return false; 43 return false;
44 } 44 }
45   45  
46 if (!is_int($offset) && !is_bool($offset) && !is_null($offset)) { 46 if (!is_int($offset) && !is_bool($offset) && !is_null($offset)) {
47 user_error('stripos() expects parameter 3 to be long, ' . 47 user_error('stripos() expects parameter 3 to be long, ' .
48 gettype($offset) . ' given', E_USER_WARNING); 48 gettype($offset) . ' given', E_USER_WARNING);
49 return false; 49 return false;
50 } 50 }
51   51  
52 // Manipulate the string if there is an offset 52 // Manipulate the string if there is an offset
53 $fix = 0; 53 $fix = 0;
54 if (!is_null($offset)) { 54 if (!is_null($offset)) {
55 if ($offset > 0) { 55 if ($offset > 0) {
56 $haystack = substr($haystack, $offset, strlen($haystack) - $offset); 56 $haystack = substr($haystack, $offset, strlen($haystack) - $offset);
57 $fix = $offset; 57 $fix = $offset;
58 } 58 }
59 } 59 }
60   60  
61 $segments = explode(strtolower($needle), strtolower($haystack), 2); 61 $segments = explode(strtolower($needle), strtolower($haystack), 2);
62   62  
63 // Check there was a match 63 // Check there was a match
64 if (count($segments) === 1) { 64 if (count($segments) === 1) {
65 return false; 65 return false;
66 } 66 }
67   67  
68 $position = strlen($segments[0]) + $fix; 68 $position = strlen($segments[0]) + $fix;
69 return $position; 69 return $position;
70 } 70 }
71 } 71 }
72   72  
73 ?> 73 ?>
74 74