FormValidatorCustom.inc.php

<?php
 
import('lib.pkp.classes.form.validation.FormValidator');
 
class FormValidatorCustom extends FormValidator {
 
   var $_userFunction;
 
   var $_additionalArguments;
 
   var $_complementReturn;
 
   function __construct(&$form, $field, $type, $message, $userFunction, $additionalArguments = array(), $complementReturn = false, $messageArgs = array()) {
      parent::__construct($form, $field, $type, $message);
      $this->_userFunction = $userFunction;
      $this->_additionalArguments = $additionalArguments;
      $this->_complementReturn = $complementReturn;
      $this->_messageArgs = $messageArgs;
   }
 
 
   //
   // Setters and Getters
   //
   function getMessage() {
      return __($this->_message, $this->_messageArgs);
   }
 
 
   //
   // Public methods
   //
   function isValid() {
      if ($this->isEmptyAndOptional()) {
         return true;
 
      } else {
         $ret = call_user_func_array($this->_userFunction, array_merge(array($this->getFieldValue()), $this->_additionalArguments));
         return $this->_complementReturn ? !$ret : $ret;
      }
   }
}