/**
* Function responsible for deleting a question.
*
* @access public
* @param string $action
* @param int $surveyid
* @param int $gid
* @param int $qid
* @return void
*/
public function delete($surveyid, $gid, $qid)
{
$clang = $this->getController()->lang;
$surveyid = sanitize_int($surveyid);
$gid = sanitize_int($gid);
$qid = sanitize_int($qid);
if (hasSurveyPermission($surveyid, 'surveycontent', 'delete')) {
if (!isset($qid)) {
$qid = returnGlobal('qid');
}
LimeExpressionManager::RevertUpgradeConditionsToRelevance(NULL, $qid);
// Check if any other questions have conditions which rely on this question. Don't delete if there are.
// TMSW Conditions->Relevance: Allow such deletes - can warn about missing relevance separately.
$ccresult = Conditions::model()->findAllByAttributes(array('cqid' => $qid));
$cccount = count($ccresult);
foreach ($ccresult as $ccr) {
$qidarray[] = $ccr->qid;
}
if (isset($qidarray)) {
$qidlist = implode(", ", $qidarray);
}
// There are conditions dependent on this question
if ($cccount) {
$this->getController()->error($clang->gT("Question could not be deleted. There are conditions for other questions that rely on this question. You cannot delete this question until those conditions are removed"));
} else {
$row = Questions::model()->findByAttributes(array('qid' => $qid))->attributes;
$gid = $row['gid'];
// See if there are any conditions/attributes/answers/defaultvalues for this question,
// and delete them now as well
Conditions::model()->deleteAllByAttributes(array('qid' => $qid));
Question_attributes::model()->deleteAllByAttributes(array('qid' => $qid));
Answers::model()->deleteAllByAttributes(array('qid' => $qid));
$criteria = new CDbCriteria();
$criteria->addCondition('qid = :qid or parent_qid = :qid');
$criteria->params[':qid'] = $qid;
Questions::model()->deleteAll($criteria);
Defaultvalues::model()->deleteAllByAttributes(array('qid' => $qid));
Quota_members::model()->deleteAllByAttributes(array('qid' => $qid));
Questions::updateQuestionOrder($gid, $surveyid);
$qid = "";
$postqid = "";
$_GET['qid'] = "";
}
Yii::app()->session['flashmessage'] = $clang->gT("Question was successfully deleted.");
$this->getController()->redirect($this->getController()->createUrl('admin/survey/view/surveyid/' . $surveyid . '/gid/' . $gid));
} else {
Yii::app()->session['flashmessage'] = $clang->gT("You are not authorized to delete questions.");
$this->getController()->redirect($this->getController()->createUrl('admin/survey/view/surveyid/' . $surveyid . '/gid/' . $gid));
}
}
