/
checkintegrity.php
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/
checkintegrity.php
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<?php
/*
* LimeSurvey
* Copyright (C) 2007-2011 The LimeSurvey Project Team / Carsten Schmitz
* All rights reserved.
* License: GNU/GPL License v2 or later, see LICENSE.php
* LimeSurvey is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*
*/
/**
* CheckIntegrity Controller
*
* This controller performs database repair functions.
*
* @package LimeSurvey
* @subpackage Backend
*/
class CheckIntegrity extends Survey_Common_Action
{
public function __construct($controller, $id)
{
parent::__construct($controller, $id);
if (!Permission::model()->hasGlobalPermission('superadmin', 'read')) {
Yii::app()->setFlashMessage(gT("You do not have permission to access this page."), 'error');
$this->getController()->redirect($this->getController()->createUrl("/admin/"));
}
Yii::app()->loadHelper('database');
Yii::app()->loadHelper('surveytranslator');
}
public function index()
{
$aData = $this->_checkintegrity();
$aData['fullpagebar']['returnbutton']['url'] = 'admin/index';
$aData['fullpagebar']['returnbutton']['text'] = gT('Return to admin home');
$this->_renderWrappedTemplate('checkintegrity', 'check_view', $aData);
}
public function fixredundancy()
{
$oldsmultidelete = Yii::app()->request->getPost('oldsmultidelete', array());
$aData = [];
$aData['messages'] = array();
if (Permission::model()->hasGlobalPermission('settings', 'update') && Yii::app()->request->getPost('ok') == 'Y') {
$aDelete = $this->_checkintegrity();
if (isset($aDelete['redundanttokentables'])) {
foreach ($aDelete['redundanttokentables'] as $aTokenTable) {
if (in_array($aTokenTable['table'], $oldsmultidelete)) {
Yii::app()->db->createCommand()->dropTable($aTokenTable['table']);
$aData['messages'][] = sprintf(gT('Deleting survey participants table: %s'), $aTokenTable['table']);
}
}
}
if (isset($aDelete['redundantsurveytables'])) {
foreach ($aDelete['redundantsurveytables'] as $aSurveyTable) {
if (in_array($aSurveyTable['table'], $oldsmultidelete)) {
Yii::app()->db->createCommand()->dropTable($aSurveyTable['table']);
$aData['messages'][] = sprintf(gT('Deleting survey table: %s'), $aSurveyTable['table']);
}
}
}
if (count($aData['messages']) == 0) {
$aData['messages'][] = gT('No old survey or survey participants table selected.');
}
$this->_renderWrappedTemplate('checkintegrity', 'fix_view', $aData);
}
}
public function fixintegrity()
{
if(!Permission::model()->hasGlobalPermission('settings', 'update')) {
throw new CHttpException(401, "401 Unauthorized");
}
if(Yii::app()->request->getPost('ok') != 'Y') {
throw new CHttpException(403);
}
$aDelete = $this->_checkintegrity();
$aData = array([
'messsages' => array(),
'warnings' => array(),
'errors' => array(),
]);
// TMSW Condition->Relevance: Update this to process relevance instead
if (isset($aDelete['conditions'])) {
$aData = $this->_deleteConditions($aDelete['conditions'], $aData);
}
if (isset($aDelete['questionattributes'])) {
$aData = $this->_deleteQuestionAttributes($aDelete['questionattributes'], $aData);
}
if ($aDelete['defaultvalues']) {
$aData = $this->_deleteDefaultValues($aData);
}
if ($aDelete['quotas']) {
$aData = $this->_deleteQuotas($aData);
}
if ($aDelete['quotals']) {
$aData = $this->_deleteQuotaLanguageSettings($aData);
}
if ($aDelete['quotamembers']) {
$aData = $this->_deleteQuotaMembers($aData);
}
if (isset($aDelete['assessments'])) {
$aData = $this->_deleteAssessments($aDelete['assessments'], $aData);
}
if (isset($aDelete['answers'])) {
$aData = $this->_deleteAnswers($aDelete['answers'], $aData);
}
if (isset($aDelete['surveys'])) {
$aData = $this->_deleteSurveys($aDelete['surveys'], $aData);
}
if (isset($aDelete['surveylanguagesettings'])) {
$aData = $this->_deleteSurveyLanguageSettings($aDelete['surveylanguagesettings'], $aData);
}
if (isset($aDelete['questions'])) {
$aData = $this->_deleteQuestions($aDelete['questions'], $aData);
}
if (isset($aDelete['groups'])) {
$aData = $this->_deleteGroups($aDelete['groups'], $aData);
}
if (isset($aDelete['user_in_groups'])) {
$aData = $this->_deleteUserInGroups($aDelete['user_in_groups'], $aData);
}
if (isset($aDelete['orphansurveytables'])) {
$aData = $this->_dropOrphanSurveyTables($aDelete['orphansurveytables'], $aData);
}
if (isset($aDelete['orphantokentables'])) {
$aData = $this->_deleteOrphanTokenTables($aDelete['orphantokentables'], $aData);
}
$this->_renderWrappedTemplate('checkintegrity', 'fix_view', $aData);
}
private function _deleteOrphanTokenTables(array $tokenTables, array $aData)
{
foreach ($tokenTables as $aTokenTable) {
Yii::app()->db->createCommand()->dropTable($aTokenTable);
$aData['messages'][] = sprintf(gT('Deleting orphan survey participants table: %s'),$aTokenTable);
}
return $aData;
}
private function _dropOrphanSurveyTables(array $surveyTables, array $aData)
{
foreach ($surveyTables as $aSurveyTable) {
Yii::app()->db->createCommand()->dropTable($aSurveyTable);
$aData['messages'][] = sprintf(gT('Deleting orphan survey table: %s'),$aSurveyTable);
}
return $aData;
}
/**
* This function deletes groups
* @param array[] $groups to be deleted
* @param array $aData for view generation
* @return array
*/
private function _deleteGroups(array $groups, array $aData)
{
$gids = array_unique(array_column($groups,'gid'));
$count = 0;
foreach ($gids as $gid) {
$deleted = QuestionGroup::model()->deleteAll("gid = :gid",array(":gid"=> $gid));
if($deleted) {
$count += $deleted;
} else {
$aData['warnings'][] = sprintf(gT('Unable to delete question group %s'), $gid);
}
}
$aData['messages'][] = sprintf(gT('Deleting groups: %u groups deleted'), $count);
return $aData;
}
/**
* This function deletes UserInGroup
* @param array[] $UserInGroup to be deleted
* @param array $aData for view generation
* @return array
*/
private function _deleteUserInGroups(array $userInGroups, array $aData)
{
$ugids = array();
foreach ($userInGroups as $group) {
$ugids[] = $group['ugid'];
}
$criteria = new CDbCriteria;
$criteria->addInCondition('ugid', $ugids);
$deletedRows = UserInGroup::model()->deleteAll($criteria);
if ($deletedRows === count($userInGroups)) {
$aData['messages'][] = sprintf(gT('Deleting orphaned user group assignments: %u assignments deleted'), count($userInGroups));
}
return $aData;
}
/**
* This function deletes questions
* @param array[] $questions to be deleted
* @param array $aData for view generation
* @return array
*/
private function _deleteQuestions(array $questions, array $aData)
{
$qids = array_unique(array_column($questions,'qid'));
$count = 0;
foreach ($qids as $qid) {
$deleted = Question::model()->deleteAll("qid = :qid",array(":qid"=> $qid));
if($deleted) {
$count += $deleted;
} else {
$aData['warnings'][] = sprintf(gT('Unable to delete question %s'), $qid);
}
}
$aData['messages'][] = sprintf(gT('Deleting questions: %u questions deleted'), $count);
return $aData;
}
/**
* This function deletes surveyLanguageSettings
* @param array[] $surveyLanguageSettings to be deleted
* @param array $aData for view generation
* @return array
*/
private function _deleteSurveyLanguageSettings(array $surveyLanguageSettings, array $aData)
{
$slids = array_unique(array_column($surveyLanguageSettings,'slid'));
$count = 0;
foreach ($slids as $slid) {
$deleted = SurveyLanguageSetting::model()->deleteAll("surveyls_survey_id = :slid",array(":slid"=> $slid));
if($deleted) {
$count += $deleted;
} else {
$aData['warnings'][] = sprintf(gT('Unable to delete survey languagesettings %s'), $slid);
}
}
$aData['messages'][] = sprintf(gT('Deleting survey languagesettings: %u survey languagesettings deleted'), $count);
return $aData;
}
/**
* This function deletes surveys
* @param array[] $surveys to be deleted
* @param array $aData for view generation
* @return array
*/
private function _deleteSurveys(array $surveys, array $aData)
{
$count = 0;
foreach ($surveys as $survey) {
$deleted = Survey::model()->deleteByPk($survey['sid']);
if($deleted) {
$count += $deleted;
} else {
$aData['warnings'][] = sprintf(gT('Unable to delete survey %s'), $survey['sid']);
}
}
$aData['messages'][] = sprintf(gT('Deleting surveys: %u surveys deleted'), $count);
return $aData;
}
/**
* This function Deletes answers
* @param array[] $answers to be deleted
* @param array $aData for view generation
* @return array
*/
private function _deleteAnswers(array $answers, array $aData)
{
$answersDeleted = array();// Keep for multilingual survey (alt : make an array_unique_mutilplekeys function)
$count = 0;
foreach ($answers as $answer) {
if(!in_array(array($answer['qid'],$answer['code']),$answersDeleted)) {
$deleted = Answer::model()->deleteAll('qid=:qid AND code=:code', array(':qid'=>$answer['qid'], ':code'=>$answer['code']));
if($deleted) {
$count += $deleted;
$answersDeleted[] = array($answer['qid'],$answer['code']);
} else {
$aData['warnings'][] = sprintf(gT('Unable to delete answer %s, code %s'), $answer['qid'],$answer['code']);
}
}
}
$aData['messages'][] = sprintf(gT('Deleting answers: %u answers deleted'),$count);
return $aData;
}
/**
* This function deletes Assessments
* @param array[] $Assessments to be deleted
* @param array $aData for view generation
* @return array
*/
private function _deleteAssessments(array $assessments, array $aData)
{
$assessmentids = array_unique(array_column($assessments,'id'));
$count = 0;
foreach ($assessmentids as $assessmentid) {
$deleted = Assessment::model()->deleteAll("id = :id",array(":id" => $assessmentid));
if($deleted) {
$count += $deleted;
} else {
$aData['warnings'][] = sprintf(gT('Unable to delete assessment %s'), $assessmentid);
}
}
$aData['messages'][] = sprintf(gT('Deleting assessments: %u assessment entries deleted'), $count);
return $aData;
}
/**
* This function deletes QuotaMember by join on question
* @param array $aData for view generation
* @return array
*/
private function _deleteQuotaMembers(array $aData)
{
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{questions}} q ON t.qid=q.qid LEFT JOIN {{surveys}} s ON t.sid=s.sid';
$oCriteria->condition = '(q.qid IS NULL) OR (s.sid IS NULL)';
$count = 0;
$aRecords = QuotaMember::model()->findAll($oCriteria);
foreach ($aRecords as $aRecord) {
$deleted = QuotaMember::model()->deleteAllByAttributes($aRecord);
$count += $deleted;
}
$aData['messages'][] = sprintf(gT('Deleting orphaned quota members: %u quota members deleted'), $count);
return $aData;
}
/**
* This function Deletes quota language settings without related main entries
* @param array $aData for view generation
* @return array
*/
private function _deleteQuotaLanguageSettings(array $aData)
{
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{quota}} q ON {{quota_languagesettings}}.quotals_quota_id=q.id';
$oCriteria->condition = '(q.id IS NULL)';
$count = QuotaLanguageSetting::model()->deleteAll($oCriteria);
$aData['messages'][] = sprintf(gT('Deleting orphaned quota languages: %u quota languages deleted'), $count);
return $aData;
}
/**
* This function deletes quota entries which not having a related survey entry
* @param array $aData for view generation
* @return array
*/
private function _deleteQuotas(array $aData)
{
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{surveys}} q ON {{quota}}.sid=q.sid';
$oCriteria->condition = '(q.sid IS NULL)';
$count = Quota::model()->deleteAll($oCriteria);
$aData['messages'][] = sprintf(gT('Deleting orphaned quotas: %u quotas deleted'), $count);
return $aData;
}
/**
* This function deletes default values by join on question
* @param array $aData for view generation
* @return array
*/
private function _deleteDefaultValues(array $aData)
{
$criteria = new CDbCriteria;
$criteria->join = 'LEFT JOIN {{questions}} q ON t.qid=q.qid';
$criteria->condition = 'q.qid IS NULL';
$aRecords = DefaultValue::model()->findAll($criteria);
$count = 0;
foreach ($aRecords as $aRecord) {
DefaultValueL10n::model()->deleteAllByAttributes(array('dvid' => $aRecord->dvid));
$deleted = DefaultValue::model()->deleteAllByAttributes(array('dvid' => $aRecord->dvid));
$count += $deleted ;
}
$aData['messages'][] = sprintf(gT('Deleting orphaned default values: %u default values deleted.'),$count);
return $aData;
}
/**
* This function deletes questionAttributes
* @param array[] $questionAttributes to be deleted
* @param array $aData for view generation
* @return array
*/
private function _deleteQuestionAttributes(array $questionAttributes, array $aData)
{
$qids = array_unique(array_column($questionAttributes,'qid'));
$count = 0;
foreach ($qids as $qid) {
$deleted = QuestionAttribute::model()->deleteAll("qid = :qid",array(":qid"=> $qid));
if($deleted) {
$count += $deleted;
} else {
$aData['warnings'][] = sprintf(gT('Unable to delete question attributes for question %s'), $qid);
}
}
$aData['messages'][] = sprintf(gT('Deleting question attributes: %u attributes deleted'), $count);
return $aData;
}
/**
* This function deletes conditions
* @param array[] $conditions to be deleted
* @param array $aData for view generation
* @return array
*/
private function _deleteConditions(array $conditions, array $aData)
{
$cids = array_unique(array_column($conditions,'cid'));
$count = 0;
foreach ($cids as $cid) {
$deleted = Condition::model()->deleteByPk($cid);
if($deleted) {
$count += $deleted;
} else {
$aData['warnings'][] = sprintf(gT('Unable to delete condition %s'), $cid);
}
}
$aData['messages'][] = sprintf(gT('Deleting conditions: %u conditions deleted'), $count);
return $aData;
}
/**
* This function checks the LimeSurvey database for logical consistency and returns an according array
* containing all issues in the particular tables.
* @return array Array with all found issues.
*/
protected function _checkintegrity()
{
/* Find is some fix is done */
$bDirectlyFixed = false;
$aFullOldSIDs = array();
// Delete survey permissions if the user does not exist
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{users}} u ON {{permissions}}.uid=u.uid';
$oCriteria->condition = '(u.uid IS NULL)';
if (App()->db->driverName == 'pgsql') {
$oCriteria->join = 'USING {{users}} u';
$oCriteria->condition = '{{permissions}}.uid=u.uid AND (u.uid IS NULL)';
}
if (Permission::model()->deleteAll($oCriteria)) {
$bDirectlyFixed = true;
}
// Delete survey permissions if the survey does not exist
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{surveys}} s ON {{permissions}}.entity_id=s.sid';
$oCriteria->condition = "(s.sid IS NULL AND entity='survey')";
if (App()->db->driverName == 'pgsql') {
$oCriteria->join = 'USING {{surveys}} s';
$oCriteria->condition = "{{permissions}}.entity_id=s.sid AND (s.sid IS NULL AND entity='survey')";
}
if (Permission::model()->deleteAll($oCriteria)) {
$bDirectlyFixed = true;
}
// Deactivate surveys that have a missing response table
$oSurveys = Survey::model()->findAll();
$oDB = Yii::app()->getDb();
$oDB->schemaCachingDuration = 0; // Deactivate schema caching
Yii::app()->setConfig('Updating', true);
foreach ($oSurveys as $oSurvey) {
if ($oSurvey->isActive && !$oSurvey->hasResponsesTable) {
Survey::model()->updateByPk($oSurvey->sid, array('active'=>'N'));
$bDirectlyFixed = true;
}
}
/** Check for active surveys if questions are in the correct group **/
foreach ($oSurveys as $oSurvey) {
// We get the active surveys
if ($oSurvey->isActive && $oSurvey->hasResponsesTable) {
$model = SurveyDynamic::model($oSurvey->sid);
$aColumns = $model->getMetaData()->columns;
$aQids = array();
// We get the columns of the reponses table
foreach ($aColumns as $oColumn) {
// Question columns start with the SID
if (strpos($oColumn->name, (string)$oSurvey->sid) !== false) {
// Fileds are separated by X
$aFields = explode('X', $oColumn->name);
if ( isset($aFields[1]) ){
$sGid = $aFields[1];
// QID field can be more than just QID, like: 886other or 886A1
// So we clean it by finding the first alphabetical character
$sDirtyQid = $aFields[2];
preg_match('~[a-zA-Z_]~i', $sDirtyQid, $match, PREG_OFFSET_CAPTURE);
if (isset($match[0][1])){
$sQID = substr ($sDirtyQid, 0, $match[0][1]);
}else{
// It was just the QID....
$sQID = $sDirtyQid;
}
// Here, we get the question as defined in backend
$oQuestion = Question::model()->findByPk([ 'qid' => $sQID , 'language' => $oSurvey->language]);
if (is_a($oQuestion, 'Question')){
// We check if its GID is the same as the one defined in the column name
if ($oQuestion->gid != $sGid){
// If not, we change the column name
$sNvColName = $oSurvey->sid . 'X'. $oQuestion->group->gid . 'X' . $sDirtyQid;
if ( array_key_exists( $sNvColName, $aColumns ) ){
// This case will not happen often, only when QID + Subquestion ID == QID of a question in the target group
// So we'll change the group of the question question group table (so in admin interface, not in frontend)
$oQuestion->gid = $sGid;
$oQuestion->save();
}else{
$oTransaction = $oDB->beginTransaction();
$oDB->createCommand()->renameColumn($model->tableName(), $oColumn->name , $sNvColName);
$oTransaction->commit();
}
}
}else{
// QID not found: we should do something...
// $aUnfoundQIDs[] = $sQID;
}
}
}
}
}
}
$oDB->schemaCachingDuration = 3600;
$oDB->schema->getTables();
$oDB->schema->refresh();
$oDB->active = false;
$oDB->active = true;
User::model()->refreshMetaData();
Yii::app()->db->schema->getTable('{{surveys}}', true);
Yii::app()->db->schema->getTable('{{templates}}', true);
Survey::model()->refreshMetaData();
/* Check method before using #14596 */
if (method_exists(Yii::app()->cache, 'flush')) {
Yii::app()->cache->flush();
}
if (method_exists(Yii::app()->cache, 'gc')) {
Yii::app()->cache->gc();
}
Yii::app()->setConfig('Updating', false);
unset($oSurveys);
// Fix subquestions
fixSubquestions();
/*** Check for active survey tables with missing survey entry and rename them ***/
$sDBPrefix = Yii::app()->db->tablePrefix;
$aResult = Yii::app()->db->createCommand(dbSelectTablesLike('{{survey}}\_%'))->queryColumn();
$sSurveyIDs = Yii::app()->db->createCommand('select sid from {{surveys}}')->queryColumn();
foreach ($aResult as $aRow) {
$sTableName = (string) substr($aRow, strlen($sDBPrefix));
if ($sTableName == 'survey_links' || $sTableName == 'survey_url_parameters') {
continue;
}
$aTableName = explode('_', $sTableName);
if (isset($aTableName[1]) && ctype_digit($aTableName[1])) {
$iSurveyID = $aTableName[1];
if (!in_array($iSurveyID, $sSurveyIDs)) {
$sDate = (string) date('YmdHis').rand(1, 1000);
// Check if it's really a survey_XXX table mantis #14938
if(empty($aTableName[2])) {
$sOldTable = "survey_{$iSurveyID}";
$sNewTable = "old_survey_{$iSurveyID}_{$sDate}";
Yii::app()->db->createCommand()->renameTable("{{{$sOldTable}}}", "{{{$sNewTable}}}");
$bDirectlyFixed = true;
}
if(!empty($aTableName[2]) && $aTableName[2] == "timings" && empty($aTableName[3])) {
$sOldTable = "survey_{$iSurveyID}_timings";
$sNewTable = "old_survey_{$iSurveyID}_timings_{$sDate}";
Yii::app()->db->createCommand()->renameTable("{{{$sOldTable}}}", "{{{$sNewTable}}}");
$bDirectlyFixed = true;
}
}
}
}
/*** Check for active survey participants tables with missing survey entry ***/
$aResult = Yii::app()->db->createCommand(dbSelectTablesLike('{{tokens}}\_%'))->queryColumn();
foreach ($aResult as $aRow) {
$sTableName = (string) substr($aRow, strlen($sDBPrefix));
$aTableName = explode('_', $sTableName);
$iSurveyID = (integer) substr($sTableName, strpos($sTableName, '_') + 1);
if (isset($aTableName[1]) && ctype_digit($aTableName[1]) && empty($aTableName[2])) { // Check if it's really a token_XXX table mantis #14938
if (!in_array($iSurveyID, $sSurveyIDs)) {
$sDate = (string) date('YmdHis').rand(1, 1000);
$sOldTable = "tokens_{$iSurveyID}";
$sNewTable = "old_tokens_{$iSurveyID}_{$sDate}";
Yii::app()->db->createCommand()->renameTable("{{{$sOldTable}}}", "{{{$sNewTable}}}");
$bDirectlyFixed = true;
}
}
}
/**********************************************************************/
/* Check conditions */
/**********************************************************************/
$okQuestion = array();
$sQuery = 'SELECT cqid,cid,cfieldname FROM {{conditions}}';
$aConditions = Yii::app()->db->createCommand($sQuery)->queryAll();
$aDelete = array();
foreach ($aConditions as $condition) {
if ($condition['cqid'] != 0) {
// skip case with cqid=0 for codnitions on {TOKEN:EMAIL} for instance
if (!array_key_exists($condition['cqid'], $okQuestion)) {
$iRowCount = Question::model()->countByAttributes(array('qid' => $condition['cqid']));
if (!$iRowCount) {
$aDelete['conditions'][] = array('cid' => $condition['cid'], 'reason' => gT('No matching CQID'));
} else {
$okQuestion[$condition['cqid']] = $condition['cqid'];
}
}
}
//Only do this if there actually is a 'cfieldname'
if ($condition['cfieldname']) {
// only if cfieldname isn't Tag such as {TOKEN:EMAIL} or any other token
if (preg_match('/^\+{0,1}[0-9]+X[0-9]+X*$/', $condition['cfieldname'])) {
list ($surveyid, $gid, $rest) = explode('X', $condition['cfieldname']);
$iRowCount = count(QuestionGroup::model()->findAllByAttributes(array('gid'=>$gid)));
if (!$iRowCount) {
$aDelete['conditions'][] = array('cid' => $condition['cid'], 'reason' => gT('No matching CFIELDNAME group!')." ($gid) ({$condition['cfieldname']})");
}
}
} elseif (!$condition['cfieldname']) {
$aDelete['conditions'][] = array('cid' => $condition['cid'], 'reason' => gT('No CFIELDNAME field set!')." ({$condition['cfieldname']})");
}
}
unset($okQuestion);
unset($aConditions);
/**********************************************************************/
/* Check question attributes */
/**********************************************************************/
$question_attributes = QuestionAttribute::model()->findAllBySql('select qid from {{question_attributes}} where qid not in (select qid from {{questions}})');
foreach ($question_attributes as $question_attribute) {
$aDelete['questionattributes'][] = array('qid' => $question_attribute['qid']);
} // foreach
/**********************************************************************/
/* Check default values */
/**********************************************************************/
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{questions}} q ON t.qid=q.qid';
$oCriteria->condition = 'q.qid IS NULL';
$aRecords = DefaultValue::model()->findAll($oCriteria);
$aDelete['defaultvalues'] = count($aRecords);
/**********************************************************************/
/* Check quotas */
/**********************************************************************/
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{surveys}} s ON t.sid=s.sid';
$oCriteria->condition = '(s.sid IS NULL)';
$aDelete['quotas'] = count(Quota::model()->findAll($oCriteria));
/**********************************************************************/
/* Check quota languagesettings */
/**********************************************************************/
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{quota}} s ON t.quotals_quota_id=s.id';
$oCriteria->condition = '(s.id IS NULL)';
$aDelete['quotals'] = count(QuotaLanguageSetting::model()->findAll($oCriteria));
/**********************************************************************/
/* Check quota members */
/**********************************************************************/
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{questions}} q ON t.qid=q.qid LEFT JOIN {{surveys}} s ON t.sid=s.sid';
$oCriteria->condition = '(q.qid IS NULL) OR (s.sid IS NULL)';
$aDelete['quotamembers'] = count(QuotaMember::model()->findAll($oCriteria));
/**********************************************************************/
/* Check assessments */
/**********************************************************************/
$oCriteria = new CDbCriteria;
$oCriteria->compare('scope', 'T');
$assessments = Assessment::model()->findAll($oCriteria);
foreach ($assessments as $assessment) {
$iAssessmentCount = count(Survey::model()->findAllByPk($assessment['sid']));
if (!$iAssessmentCount) {
$aDelete['assessments'][] = array('id' => $assessment['id'], 'assessment' => $assessment['name'], 'reason' => gT('No matching survey'));
}
}
$oCriteria = new CDbCriteria;
$oCriteria->compare('scope', 'G');
$assessments = Assessment::model()->findAll($oCriteria);
foreach ($assessments as $assessment) {
$iAssessmentCount = count(QuestionGroup::model()->findAllByPk(array('gid'=>$assessment['gid'], 'language'=>$assessment['language'])));
if (!$iAssessmentCount) {
$aDelete['assessments'][] = array('id' => $assessment['id'], 'assessment' => $assessment['name'], 'reason' => gT('No matching group'));
}
}
unset($assessments);
/**********************************************************************/
/* Check answers */
/**********************************************************************/
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{questions}} q ON t.qid=q.qid';
$oCriteria->condition = '(q.qid IS NULL)';
$answers = Answer::model()->findAll($oCriteria);
foreach ($answers as $answer) {
$aDelete['answers'][] = array('qid' => $answer['qid'], 'code' => $answer['code'], 'reason' => gT('No matching question'));
}
/***************************************************************************/
/* Check survey languagesettings and restore them if they don't exist */
/***************************************************************************/
$surveys = Survey::model()->findAll();
foreach ($surveys as $survey) {
$aLanguages = $survey->additionalLanguages;
$aLanguages[] = $survey->language;
foreach ($aLanguages as $langname) {
if ($langname) {
$oLanguageSettings = SurveyLanguageSetting::model()->find('surveyls_survey_id=:surveyid AND surveyls_language=:langname', array(':surveyid'=>$survey->sid, ':langname'=>$langname));
if (!$oLanguageSettings) {
$oLanguageSettings = new SurveyLanguageSetting;
$languagedetails = getLanguageDetails($langname);
$insertdata = array(
'surveyls_survey_id' => $survey->sid,
'surveyls_language' => $langname,
'surveyls_title' => '',
'surveyls_dateformat' => $languagedetails['dateformat']
);
foreach ($insertdata as $k => $v) {
$oLanguageSettings->$k = $v;
}
$oLanguageSettings->save();
$bDirectlyFixed = true;
}
}
}
}
/**********************************************************************/
/* Check survey language settings */
/**********************************************************************/
$surveys_languagesettings = SurveyLanguageSetting::model()->resetScope()->with('survey')->findAll(array(
'select' => 'surveyls_survey_id',
'condition' => 'survey.sid IS NULL'
));
foreach ($surveys_languagesettings as $surveys_languagesetting) {
$aDelete['surveylanguagesettings'][] = array('slid' => $surveys_languagesetting['surveyls_survey_id'], 'reason' => gT('The related survey is missing.'));
}
/**********************************************************************/
/* Check questions */
/**********************************************************************/
$oCriteria = new CDbCriteria;
$quotedGroups = Yii::app()->db->quoteTableName('{{groups}}');
$oCriteria->join = "LEFT JOIN {{surveys}} s ON t.sid=s.sid LEFT JOIN $quotedGroups g ON t.gid=g.gid";
$oCriteria->condition = '(g.gid IS NULL) OR (s.sid IS NULL)';
$questions = Question::model()->findAll($oCriteria);
foreach ($questions as $question) {
$aDelete['questions'][] = array('qid' => $question['qid'], 'reason' => gT('No matching group')." ({$question['gid']})");
}
/**********************************************************************/
/* Check groups */
/**********************************************************************/
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{surveys}} s ON t.sid=s.sid';
$oCriteria->condition = '(s.sid IS NULL)';
$groups = QuestionGroup::model()->findAll($oCriteria);
/** @var QuestionGroup $group */
foreach ($groups as $group) {
$aDelete['groups'][] = array('gid' => $group['gid'], 'reason' => gT('There is no matching survey.').' SID:'.$group['sid']);
}
/**********************************************************************/
/* Check orphan user_in_groups */
/**********************************************************************/
$oCriteria = new CDbCriteria;
$oCriteria->join = 'LEFT JOIN {{user_groups}} ug ON t.ugid=ug.ugid';
$oCriteria->condition = '(ug.ugid IS NULL)';
$userInGroups = UserInGroup::model()->findAll($oCriteria);
/** @var UserInGroup[] $userInGroups */
foreach ($userInGroups as $userInGroup) {
$aDelete['user_in_groups'][] = array('ugid' => $userInGroup->ugid,'uid' => $userInGroup->uid, 'reason' => sprintf(gT('There is no matching user %s in group %s.'),$userInGroup->uid,$userInGroup->ugid));
}
/**********************************************************************/
/* Check old survey tables */
/**********************************************************************/
//1: Get list of 'old_survey' tables and extract the survey id
//2: Check if that survey id still exists
//3: If it doesn't offer it for deletion
$sQuery = dbSelectTablesLike('{{old_survey}}%');
$aTables = Yii::app()->db->createCommand($sQuery)->queryColumn();
$aOldSIDs = array();
foreach ($aTables as $sTable) {
list($sOldText, $SurveyText, $iSurveyID, $sDate) = explode('_', substr($sTable, strlen($sDBPrefix)));
$aOldSIDs[] = $iSurveyID;
$aFullOldSIDs[$iSurveyID][] = $sTable;
}
$aOldSIDs = array_unique($aOldSIDs);
$surveys = Survey::model()->findAll();
$aSIDs = array();
foreach ($surveys as $survey) {
$aSIDs[] = $survey['sid'];
}
foreach ($aOldSIDs as $iOldSID) {
if (!in_array($iOldSID, $aSIDs)) {
foreach ($aFullOldSIDs[$iOldSID] as $sTableName) {
$aDelete['orphansurveytables'][] = $sTableName;
}
} else {
foreach ($aFullOldSIDs[$iOldSID] as $sTableName) {
$aTableParts = explode('_', substr($sTableName, strlen($sDBPrefix)));
$sDateTime = $sType = '';
$iSurveyID = $aTableParts[2];
if (count($aTableParts) == 4) {
$sDateTime = $aTableParts[3];
$sType = gT('responses');
} elseif (count($aTableParts) == 5) {
//This is a timings table (
$sDateTime = $aTableParts[4];
$sType = gT('timings');
}
$iYear = (int) substr($sDateTime, 0, 4);
$iMonth = (int) substr($sDateTime, 4, 2);
$iDay = (int) substr($sDateTime, 6, 2);
$iHour = (int) substr($sDateTime, 8, 2);
$iMinute = (int) substr($sDateTime, 10, 2);
$sDate = (string) date('Y-m-d H:i:s', (int) mktime($iHour, $iMinute, 0, $iMonth, $iDay, $iYear));
$dateformatdetails = getDateFormatData(Yii::app()->session['dateformat']);
Yii::app()->loadLibrary('Date_Time_Converter');
$datetimeobj = new date_time_converter(dateShift($sDate, 'Y-m-d H:i:s', getGlobalSetting('timeadjust')), 'Y-m-d H:i:s');
$sDate = $datetimeobj->convert($dateformatdetails['phpdate']." H:i");
$sQuery = 'SELECT count(*) as recordcount FROM '.$sTableName;
$aFirstRow = Yii::app()->db->createCommand($sQuery)->queryRow();
if ($aFirstRow['recordcount'] == 0) {
// empty table - so add it to immediate deletion
$aDelete['orphansurveytables'][] = $sTableName;
} else {
$aOldSurveyTableAsk[] = array('table' => $sTableName, 'details' => sprintf(gT('Survey ID %d saved at %s containing %d record(s) (%s)'), $iSurveyID, $sDate, $aFirstRow['recordcount'], $sType));
}
}
}
}
/**********************************************************************/
/* CHECK OLD TOKEN TABLES */
/**********************************************************************/
//1: Get list of 'old_token' tables and extract the survey id
//2: Check if that survey id still exists
//3: If it doesn't offer it for deletion
$sQuery = dbSelectTablesLike('{{old_token}}%');
$aTables = Yii::app()->db->createCommand($sQuery)->queryColumn();
$aTokenSIDs = array();
$aFullOldTokenSIDs = array();
foreach ($aTables as $sTable) {
list($sOldText, $SurveyText, $iSurveyID, $sDateTime) = explode('_', substr($sTable, strlen($sDBPrefix)));
$aTokenSIDs[] = $iSurveyID;
$aFullOldTokenSIDs[$iSurveyID][] = $sTable;
}
$aOldTokenSIDs = array_unique($aTokenSIDs);
$surveys = Survey::model()->findAll();
$aSIDs = array();
foreach ($surveys as $survey) {
$aSIDs[] = $survey['sid'];
}
foreach ($aOldTokenSIDs as $iOldTokenSID) {
if (!in_array($iOldTokenSID, $aOldTokenSIDs)) {
foreach ($aFullOldTokenSIDs[$iOldTokenSID] as $sTableName) {
$aDelete['orphantokentables'][] = $sTableName;
}
} else {
foreach ($aFullOldTokenSIDs[$iOldTokenSID] as $sTableName) {
list($sOldText, $sTokensText, $iSurveyID, $sDateTime) = explode('_', substr($sTableName, strlen($sDBPrefix)));
$iYear = (int) substr($sDateTime, 0, 4);
$iMonth = (int) substr($sDateTime, 4, 2);
$iDay = (int) substr($sDateTime, 6, 2);
$iHour = (int) substr($sDateTime, 8, 2);
$iMinute = (int) substr($sDateTime, 10, 2);
$sDate = (string) date('Y-m-d H:i:s', (int) mktime($iHour, $iMinute, 0, $iMonth, $iDay, $iYear));
$sQuery = 'SELECT count(*) as recordcount FROM '.$sTableName;
$aFirstRow = Yii::app()->db->createCommand($sQuery)->queryRow();
if ($aFirstRow['recordcount'] == 0) {
// empty table - so add it to immediate deletion
$aDelete['orphantokentables'][] = $sTableName;
} else {
$aOldTokenTableAsk[] = array('table' => $sTableName, 'details' => sprintf(gT('Survey ID %d saved at %s containing %d record(s)'), $iSurveyID, $sDate, $aFirstRow['recordcount']));
}
}
}
}
if ($aDelete['defaultvalues'] == 0 && $aDelete['quotamembers'] == 0 &&
$aDelete['quotas'] == 0 && $aDelete['quotals'] == 0 && count($aDelete) == 4
) {
$aDelete['integrityok'] = true;
} else {
$aDelete['integrityok'] = false;
}
if (!isset($aOldTokenTableAsk) && !isset($aOldSurveyTableAsk)) {
$aDelete['redundancyok'] = true;
} else {
$aDelete['redundancyok'] = false;
$aDelete['redundanttokentables'] = array();
$aDelete['redundantsurveytables'] = array();
if (isset($aOldTokenTableAsk)) {
$aDelete['redundanttokentables'] = $aOldTokenTableAsk;
}
if (isset($aOldSurveyTableAsk)) {
$aDelete['redundantsurveytables'] = $aOldSurveyTableAsk;
}
}
/**********************************************************************/
/* Check group sort order duplicates */
/**********************************************************************/
$aDelete['groupOrderDuplicates'] = $this->checkGroupOrderDuplicates();
/**********************************************************************/
/* Check question sort order duplicates */
/**********************************************************************/
$aDelete['questionOrderDuplicates'] = $this->checkQuestionOrderDuplicates();
/**********************************************************************/
/* CHECK CPDB SURVEY_LINKS TABLE FOR REDUNDENT Survey participants tableS */
/**********************************************************************/
//1: Get distinct list of survey_link survey ids, check if tokens
// table still exists for each one, and remove if not
/* TODO */
/**********************************************************************/
/* CHECK CPDB SURVEY_LINKS TABLE FOR REDUNDENT TOKEN ENTRIES */