/**
* Are Unique values Validation Rule
*
* @package Joomla.Plugin
* @subpackage Fabrik.validationrule.areuniquevalues
* @copyright Copyright (C) 2005-2013 fabrikar.com & Lieven Gryp - All rights reserved.
* @license GNU/GPL
http://www.gnu.org/copyleft/gpl.html
*/
// No direct access
defined('_JEXEC') or die('Restricted access');
// Require the abstract plugin class
require_once COM_FABRIK_FRONTEND . '/models/validation_rule.php';
/**
* Are Unique values Validation Rule
*
* @package Joomla.Plugin
* @subpackage Fabrik.validationrule.areuniquevalues
* @since 3.0
*/
class PlgFabrik_ValidationruleAreUniqueValues extends PlgFabrik_Validationrule
{
/**
* Plugin name
*
* @var string
*/
protected $pluginName = 'areuniquevalues';
/**
* Validate the elements data against the rule
*
*
@param string $data To check
*
@param int $repeatCounter Repeat group counter
*
* @return bool true if validation passes, false if fails
*/
public function validate($data, $repeatCounter)
{
$input = $this->app->input;
$elementModel = $this->elementModel;
// Could be a dropdown with multivalues
if (is_array($data))
{
$data = implode('', $data);
}
$params = $this->getParams();
$element = $elementModel->getElement();
$listModel = $elementModel->getlistModel();
$table = $listModel->getTable();
$db = $listModel->getDb();
//$lookupTable = $db->qn($table->db_table_name);
$data = $db->q($data);
$query = $db->getQuery(true);
$cond = $params->get('areuniquevalues-caseinsensitive') == 1 ? 'LIKE' : '=';
$secret = $this->config->get('secret');
$groupModel = $elementModel->getGroup();
// if it's a join, get the joined table name
if ($groupModel->isJoin())
{
$lookupTable = $groupModel->getJoinModel()->getJoin()->table_join;
}
else
{
$lookupTable = $table->db_table_name;
}
if ($elementModel->encryptMe())
{
$k = 'AES_DECRYPT(' . $element->name . ', ' . $db->q($secret) . ')';
}
else
{
$k = $db->qn($element->name);
}
$query->select('COUNT(*)')->from($db->qn($lookupTable))->where($k . ' ' . $cond . ' ' . $data);
/*
* $$$ hugh - need to check to see if we're editing a record, so we can exclude this record
*
* Need to figure out if this is a joined element, and set PK and 'rowid' accordingly
*
* NOTE - probably only works for non-repeat joins
*/
if (!$groupModel->isJoin())
{
// not a join, just use rowid and normal pk
$rowId = $input->get('rowid', '');
$pk = $table->db_primary_key;
}
else
{
// join, so get the join's PK and value as rowid
$pk = $groupModel->getJoinModel()->getForeignID();
$rowId = $this->formModel->formData[$pk];
$pk = $groupModel->getJoinModel()->getForeignID('.');
}
if (!empty($rowId))
{
$query->where(FabrikString::safeQuoteName($pk) . ' != ' . $db->q($rowId));
}
$db->setQuery($query);
$c = $db->loadResult();
return ($c === '0') ? true : false;
}
}
$otherField = $params->get('areuniquevalues-otherfield', '');
if ((int) $otherField !== 0)
{
$otherElementModel = $this->getOtherElement();
$otherFullName = $otherElementModel->getFullName(true, false);
$otherField = $otherElementModel->getFullName(false, false);
}
else
{
// Old fabrik 2.x params stored element name as a string
$otherFullName = $table->db_table_name . '___' . $otherField;
}
$otherField2 = $params->get('areuniquevalues-otherfield2', '');
if ((int) $otherField2 !== 0)
{
$otherElementModel2 = $this->getOtherElement('2');
$otherFullName2 = $otherElementModel2->getFullName(true, false);
$otherField2 = $otherElementModel2->getFullName(false, false);
}
else
{
// Old fabrik 2.x params stored element name as a string
$otherFullName2 = $table->db_table_name . '___' . $otherField;
}
$db = $listModel->getDb();
$lookupTable = $db->qn($table->db_table_name);
$data = $db->q($data);
$query = $db->getQuery(true);
$query->select('COUNT(*)')->from($lookupTable)->where($db->qn($elementModel->getFullName(false, false)) . ' = ' . $data);
$listModel->buildQueryJoin($query);
if (!empty($otherField))
{
// $$$ the array thing needs fixing, for now just grab 0
$formData = $elementModel->getForm()->formData;
$v = FArrayHelper::getValue($formData, $otherFullName . '_raw', FArrayHelper::getValue($formData, $otherFullName, ''));
if (is_array($v))
{
$v = FArrayHelper::getValue($v, 0, '');
}
$query->where($db->qn($otherField) . ' = ' . $db->quote($v));
}
if (!empty($otherField2))
{
// $$$ the array thing needs fixing, for now just grab 0
$formData = $elementModel->getForm()->formData;
$v = FArrayHelper::getValue($formData, $otherFullName2 . '_raw', FArrayHelper::getValue($formData, $otherFullName2, ''));
if (is_array($v))
{
$v = FArrayHelper::getValue($v, 0, '');
}
$query->where($db->qn($otherField2) . ' = ' . $db->quote($v));
}
/* $$$ hugh - need to check to see if we're editing a record, otherwise
* will fail 'cos it finds the original record (assuming this element hasn't changed)
* @TODO - is there a better way getting the rowid? What if this is form a joined table?
*/
$rowId = $input->get('rowid');
if (!empty($rowId))
{
$query->where($table->db_primary_key . ' != ' . $db->q($rowId));
}
$db->setQuery($query);
$c = $db->loadResult();
return ($c == 0) ? true : false;
}
/**
* Gets the other element model to compare this plugins element data against
*
* @return object element model
*/
private function getOtherElement($suffix = '')
{
$params = $this->getParams();
$otherField = $params->get('areuniquevalues-otherfield' . $suffix);
return FabrikWorker::getPluginManager()->getElementPlugin($otherField);
}
/**
* Gets the hover/alt text that appears over the validation rule icon in the form
*
* @return string label
*/
protected function getLabel()
{
$params = $this->getParams();
$otherField = $params->get('areuniquevalues-otherfield');
$otherField2 = $params->get('areuniquevalues-otherfield2');
$tipText = $params->get('tip_text', '');
if (empty($tipText) && ((int) $otherField !== 0 || (int) $otherField2 !== 0))
{
$labels = array();
if ((int)$otherField !== 0)
{
$otherElementModel = $this->getOtherElement();
$labels[] = $otherElementModel->getElement()->label;
}
if ((int)$otherField2 !== 0)
{
$otherElementModel = $this->getOtherElement('2');
$labels[] = $otherElementModel->getElement()->label;
}
$labels = implode(' ' . strtolower(JText::_('COM_FABRIK_AND')) . ' ', $labels);
return JText::sprintf('PLG_VALIDATIONRULE_AREUNIQUEVALUES_ADDITIONAL_LABEL', $labels);
}
else
{
return parent::getLabel();
}
}
}
