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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: array_intersect_uassoc.php,v 1.5 2005/01/26 04:55:13 aidan Exp $ 18 // $Id: array_intersect_uassoc.php,v 1.5 2005/01/26 04:55:13 aidan Exp $
19   19  
20   20  
21 /** 21 /**
22 * Replace array_intersect_assoc() 22 * Replace array_intersect_assoc()
23 * 23 *
24 * @category PHP 24 * @category PHP
25 * @package PHP_Compat 25 * @package PHP_Compat
26 * @link http://php.net/function.array_intersect_uassoc 26 * @link http://php.net/function.array_intersect_uassoc
27 * @author Aidan Lister <aidan@php.net> 27 * @author Aidan Lister <aidan@php.net>
28 * @version $Revision: 1.5 $ 28 * @version $Revision: 1.5 $
29 * @since PHP 5 29 * @since PHP 5
30 * @require PHP 4.0.6 (is_callable) 30 * @require PHP 4.0.6 (is_callable)
31 */ 31 */
32 if (!function_exists('array_intersect_uassoc')) { 32 if (!function_exists('array_intersect_uassoc')) {
33 function array_intersect_uassoc() 33 function array_intersect_uassoc()
34 { 34 {
35 // Sanity check 35 // Sanity check
36 $args = func_get_args(); 36 $args = func_get_args();
37 if (count($args) < 3) { 37 if (count($args) < 3) {
38 user_error('Wrong parameter count for array_intersect_ukey()', E_USER_WARNING); 38 user_error('Wrong parameter count for array_intersect_ukey()', E_USER_WARNING);
39 return; 39 return;
40 } 40 }
41   41  
42 // Get compare function 42 // Get compare function
43 $compare_func = array_pop($args); 43 $compare_func = array_pop($args);
44 if (!is_callable($compare_func)) { 44 if (!is_callable($compare_func)) {
45 if (is_array($compare_func)) { 45 if (is_array($compare_func)) {
46 $compare_func = $compare_func[0] . '::' . $compare_func[1]; 46 $compare_func = $compare_func[0] . '::' . $compare_func[1];
47 } 47 }
48 user_error('array_intersect_uassoc() Not a valid callback ' . 48 user_error('array_intersect_uassoc() Not a valid callback ' .
49 $compare_func, E_USER_WARNING); 49 $compare_func, E_USER_WARNING);
50 return; 50 return;
51 } 51 }
52   52  
53 // Check arrays 53 // Check arrays
54 $array_count = count($args); 54 $array_count = count($args);
55 for ($i = 0; $i !== $array_count; $i++) { 55 for ($i = 0; $i !== $array_count; $i++) {
56 if (!is_array($args[$i])) { 56 if (!is_array($args[$i])) {
57 user_error('array_intersect_uassoc() Argument #' . 57 user_error('array_intersect_uassoc() Argument #' .
58 ($i + 1) . ' is not an array', E_USER_WARNING); 58 ($i + 1) . ' is not an array', E_USER_WARNING);
59 return; 59 return;
60 } 60 }
61 } 61 }
62   62  
63 // Compare entries 63 // Compare entries
64 $result = array(); 64 $result = array();
65 foreach ($args[0] as $k => $v) { 65 foreach ($args[0] as $k => $v) {
66 for ($i = 0; $i < $array_count; $i++) { 66 for ($i = 0; $i < $array_count; $i++) {
67 $match = false; 67 $match = false;
68 foreach ($args[$i] as $kk => $vv) { 68 foreach ($args[$i] as $kk => $vv) {
69 $compare = call_user_func_array($compare_func, array($k, $kk)); 69 $compare = call_user_func_array($compare_func, array($k, $kk));
70 if ($compare === 0 && $v == $vv) { 70 if ($compare === 0 && $v == $vv) {
71 $match = true; 71 $match = true;
72 continue 2; 72 continue 2;
73 } 73 }
74 } 74 }
75   75  
76 if ($match === false) { 76 if ($match === false) {
77 continue 2; 77 continue 2;
78 } 78 }
79 } 79 }
80   80  
81 if ($match === true) { 81 if ($match === true) {
82 $result[$k] = $v; 82 $result[$k] = $v;
83 } 83 }
84 } 84 }
85   85  
86 return $result; 86 return $result;
87 } 87 }
88 } 88 }
89   89  
90 ?> 90 ?>
91 91