FormValidatorArray.inc.php

<?php
 
import('lib.pkp.classes.form.validation.FormValidator');
 
class FormValidatorArray extends FormValidator {
 
   var $_fields;
 
   var $_errorFields;
 
   function __construct(&$form, $field, $type, $message, $fields = array()) {
      parent::__construct($form, $field, $type, $message);
      $this->_fields = $fields;
      $this->_errorFields = array();
   }
 
 
   //
   // Setters and Getters
   //
   function getErrorFields() {
      return $this->_errorFields;
   }
 
 
   //
   // Public methods
   //
   function isValid() {
      if ($this->getType() == FORM_VALIDATOR_OPTIONAL_VALUE) return true;
 
      $data = $this->getFieldValue();
      if (!is_array($data)) return false;
 
      $isValid = true;
      foreach ($data as $key => $value) {
         if (count($this->_fields) == 0) {
            // We expect all fields to contain values.
            if (is_null($value) || trim((string)$value) == '') {
               $isValid = false;
               array_push($this->_errorFields, $this->getField()."[{$key}]");
            }
         } else {
            // In the two-dimensional case we always expect a value array.
            if (!is_array($value)) {
               $isValid = false;
               array_push($this->_errorFields, $this->getField()."[{$key}]");
               continue;
            }
 
            // Go through all sub-sub-fields and check them explicitly
            foreach ($this->_fields as $field) {
               if (!isset($value[$field]) || trim((string)$value[$field]) == '') {
                  $isValid = false;
                  array_push($this->_errorFields, $this->getField()."[{$key}][{$field}]");
               }
            }
         }
      }
 
      return $isValid;
   }
}