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

   1 <?php
   2 /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
   3
   4 /**
   5  * Required elements validation
   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: Required.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  * Required elements validation
  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_Required extends HTML_QuickForm_Rule
  39 {
  40     /**
  41      * Checks if an element is empty
  42      *
  43      * @param     string    $value      Value to check
  44      * @param     mixed     $options    Not used yet
  45      * @access    public
  46      * @return    boolean   true if value is not empty
  47      */
  48     function validate($value, $options = null)
  49     {
  50         if ( is_array( $value ) ) {
  51             // check if file type, if so permit empty type
  52             $fileType =
  53                 array_key_exists( 'name', $value ) &&
  54                 array_key_exists( 'tmp_name', $value );
  55             // hack to fix required issue with advcheckbox, but in general if any value is present then
  56             // it should pass required check
  57             $return = false;
  58             foreach ( $value as $k => $v ) {
  59                 // dont check type field. Safari3 Beta does not set this
  60                 if ( $fileType && $k == 'type' ) {
  61                     continue;
  62                 }
  63                 if ( ( string ) $v != '' ) {
  64                     $return = true;
  65                 }
  66             }
  67             return $return;
  68         } else if ((string)$value == '') {
  69             return false;
  70         }
  71         return true;
  72     } // end func validate
  73
  74
  75     function getValidationScript($options = null)
  76     {
  77         return array('', "{jsVar} == ''");
  78     } // end func getValidationScript
  79
  80 } // end class HTML_QuickForm_Rule_Required
  81 ?>