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   1  <?php
   2  // +----------------------------------------------------------------------+

   3  // | PHP Version 4                                                        |

   4  // +----------------------------------------------------------------------+

   5  // | Copyright (c) 1997-2004 The PHP Group                                |

   6  // +----------------------------------------------------------------------+

   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        |

   9  // | available at through the world-wide-web at                           |

  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   |

  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.               |

  14  // +----------------------------------------------------------------------+

  15  // | Authors: Tom Buskens <ortega@php.net>                                |

  16  // |          Aidan Lister <aidan@php.net>                                |

  17  // +----------------------------------------------------------------------+

  18  //

  19  // $Id: array_uintersect_assoc.php,v 1.9 2005/05/10 07:50:08 aidan Exp $

  20  
  21  
  22  /**

  23   * Replace array_uintersect_assoc()

  24   *

  25   * @category    PHP

  26   * @package     PHP_Compat

  27   * @link        http://php.net/function.array_uintersect_assoc

  28   * @author      Tom Buskens <ortega@php.net>

  29   * @author      Aidan Lister <aidan@php.net>

  30   * @version     $Revision: 1.9 $

  31   * @since       PHP 5

  32   * @require     PHP 4.0.6 (is_callable)

  33   */
  34  if (!function_exists('array_uintersect_assoc')) {
  35      function array_uintersect_assoc()
  36      {
  37          $args = func_get_args();
  38          if (count($args) < 3) {
  39              user_error('wrong parameter count for array_uintersect_assoc()', E_USER_WARNING);
  40              return;
  41          }
  42  
  43          // Get compare function

  44          $user_func = array_pop($args);
  45          if (!is_callable($user_func)) {
  46              if (is_array($user_func)) {
  47                  $user_func = $user_func[0] . '::' . $user_func[1];
  48              }
  49              user_error('array_uintersect_assoc() Not a valid callback ' .
  50                  $user_func, E_USER_WARNING);
  51              return;
  52          }
  53  
  54          // Check arrays

  55          $array_count = count($args);
  56          for ($i = 0; $i < $array_count; $i++) {
  57              if (!is_array($args[$i])) {
  58                  user_error('array_uintersect_assoc() Argument #' .
  59                      ($i + 1) . ' is not an array', E_USER_WARNING);
  60                  return;
  61              }
  62          }
  63  
  64          // Compare entries

  65          $output = array();
  66          foreach ($args[0] as $key => $item) {
  67              for ($i = 1; $i !== $array_count; $i++) {
  68                  if (array_key_exists($key, $args[$i])) {
  69                       $compare = call_user_func($user_func, $item, $args[$i][$key]);
  70                       if ($compare === 0) {
  71                           $output[$key] = $item;
  72                       }
  73                  }
  74              }
  75          }
  76  
  77          return $output;
  78      }
  79  }
  80  
  81  ?>