crm.fsf.org/20131203/files/sites/all/modules-new/civicrm/packages/HTML/QuickForm/Rule/Regex.php

   1 <?php
   2 /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
   3
   4 /**
   5  * Validates values using regular expressions
   6  *
   7  * PHP versions 4 and 5
   8  *
   9  * LICENSE: This source file is subject to version 3.01 of the PHP license
  10  * that is available through the world-wide-web at the following URI:
  11  * http://www.php.net/license/3_01.txt If you did not receive a copy of
  12  * the PHP License and are unable to obtain it through the web, please
  13  * send a note to license@php.net so we can mail you a copy immediately.
  14  *
  15  * @category    HTML
  16  * @package     HTML_QuickForm
  17  * @author      Bertrand Mansion <bmansion@mamasam.com>
  18  * @copyright   2001-2009 The PHP Group
  19  * @license     http://www.php.net/license/3_01.txt PHP License 3.01
  20  * @version     CVS: $Id: Regex.php,v 1.6 2009/04/04 21:34:04 avb Exp $
  21  * @link        http://pear.php.net/package/HTML_QuickForm
  22  */
  23
  24 /**
  25  * Abstract base class for QuickForm validation rules
  26  */
  27 require_once 'HTML/QuickForm/Rule.php';
  28
  29 /**
  30  * Validates values using regular expressions
  31  *
  32  * @category    HTML
  33  * @package     HTML_QuickForm
  34  * @author      Bertrand Mansion <bmansion@mamasam.com>
  35  * @version     Release: 3.2.11
  36  * @since       3.2
  37  */
  38 class HTML_QuickForm_Rule_Regex extends HTML_QuickForm_Rule
  39 {
  40     /**
  41      * Array of regular expressions
  42      *
  43      * Array is in the format:
  44      * $_data['rulename'] = 'pattern';
  45      *
  46      * @var     array
  47      * @access  private
  48      */
  49     var $_data = array(
  50                     'lettersonly'   => '/^[a-zA-Z]+$/',
  51                     'alphanumeric'  => '/^[a-zA-Z0-9]+$/',
  52                     'numeric'       => '/(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)/',
  53                     'nopunctuation' => '/^[^().\/\*\^\?#!@$%+=,\"\'><~\[\]{}]+$/',
  54                     'nonzero'       => '/^-?[1-9][0-9]*/'
  55                     );
  56
  57     /**
  58      * Validates a value using a regular expression
  59      *
  60      * @param     string    $value      Value to be checked
  61      * @param     string    $regex      Regular expression
  62      * @access    public
  63      * @return    boolean   true if value is valid
  64      */
  65     function validate($value, $regex = null)
  66     {
  67         // Fix for bug #10799: add 'D' modifier to regex
  68         if (isset($this->_data[$this->name])) {
  69             if (!preg_match($this->_data[$this->name] . 'D', $value)) {
  70                 return false;
  71             }
  72         } else {
  73             if (!preg_match($regex . 'D', $value)) {
  74                 return false;
  75             }
  76         }
  77         return true;
  78     } // end func validate
  79
  80     /**
  81      * Adds new regular expressions to the list
  82      *
  83      * @param     string    $name       Name of rule
  84      * @param     string    $pattern    Regular expression pattern
  85      * @access    public
  86      */
  87     function addData($name, $pattern)
  88     {
  89         $this->_data[$name] = $pattern;
  90     } // end func addData
  91
  92
  93     function getValidationScript($options = null)
  94     {
  95         $regex = isset($this->_data[$this->name]) ? $this->_data[$this->name] : $options;
  96
  97         // bug #12376, converting unicode escapes and stripping 'u' modifier
  98         if ($pos = strpos($regex, 'u', strrpos($regex, '/'))) {
  99             $regex = substr($regex, 0, $pos) . substr($regex, $pos + 1);
 100             $regex = preg_replace('/(?<!\\\\)(?>\\\\\\\\)*\\\\x{([a-fA-F0-9]+)}/', '\\u$1', $regex);
 101         }
 102
 103         return array("  var regex = " . $regex . ";\n", "{jsVar} != '' && !regex.test({jsVar})");
 104     } // end func getValidationScript
 105
 106 } // end class HTML_QuickForm_Rule_Regex
 107 ?>