/**
* Destructor
* Free the result
*/
public function __destruct()
{
if ($this->res) {
$this->db->free($this->res);
$this->res = null;
}
}
public function dbRecordExists()
{
$query = "\n\t\t\tSELECT COUNT(*) cnt\n\t\t\tFROM tst_skl_qst_assigns\n\t\t\tWHERE test_fi = %s\n\t\t\tAND question_fi = %s\n\t\t\tAND skill_base_fi = %s\n\t\t\tAND skill_tref_fi = %s\n\t\t";
$res = $this->db->queryF($query, array('integer', 'integer', 'integer', 'integer'), array($this->getTestId(), $this->getQuestionId(), $this->getSkillBaseId(), $this->getSkillTrefId()));
$row = $this->db->fetchAssoc($res);
return $row['cnt'] > 0;
}
private function loadTaxonomyNodeLabels()
{
$IN_nodeIds = $this->db->in('tax_node.obj_id', $this->taxonomyNodeIds, false, 'integer');
$query = "\n\t\t\t\t\tSELECT\t\ttax_node.obj_id tax_node_id,\n\t\t\t\t\t\t\t\ttax_node.title tax_node_title\n\n\t\t\t\t\tFROM\t\ttax_node\n\n\t\t\t\t\tWHERE\t\t{$IN_nodeIds}\n\t\t\t\t";
$res = $this->db->query($query);
while ($row = $this->db->fetchAssoc($res)) {
$this->taxonomyNodeLabels[$row['tax_node_id']] = $row['tax_node_title'];
}
}
public function getNextRequestableHint()
{
$query = "\n\t\t\tSELECT\t\tqht_hint_id\n\t\t\t\n\t\t\tFROM\t\tqpl_hints\n\t\t\t\n\t\t\tWHERE\t\tqht_question_fi = %s\n\t\t\t\n\t\t\tORDER BY\tqht_hint_index ASC\n\t\t";
$res = $this->db->queryF($query, array('integer'), array($this->previewSession->getQuestionId()));
while ($row = $this->db->fetchAssoc($res)) {
if (!$this->isRequested($row['qht_hint_id'])) {
return ilAssQuestionHint::getInstanceById($row['qht_hint_id']);
}
}
throw new ilTestException("no next hint found for questionId={$this->previewSession->getQuestionId()}, userId={$this->previewSession->getUserId()}");
}
private function getPurgableQuestionIds()
{
$INtypes = $this->db->in('object_data.type', $this->getIgnoredContainerObjectTypes(), true, 'text');
$query = "\n\t\t\tSELECT qpl_questions.question_id\n\t\t\tFROM qpl_questions\n\t\t\tINNER JOIN object_data\n\t\t\tON object_data.obj_id = qpl_questions.obj_fi\n\t\t\tAND {$INtypes}\n\t\t\tWHERE qpl_questions.owner = %s\n\t\t\tAND qpl_questions.tstamp = %s\n\t\t";
$res = $this->db->queryF($query, array('integer', 'integer'), array($this->getOwnerId(), 0));
$questionIds = array();
while ($row = $this->db->fetchAssoc($res)) {
$questionIds[] = $row['question_id'];
}
return $questionIds;
}
public function loadFromDb()
{
$this->resetThresholds();
$query = "\n\t\t\tSELECT test_fi, skill_base_fi, skill_tref_fi, skill_level_fi, threshold\n\t\t\tFROM tst_skl_thresholds\n\t\t\tWHERE test_fi = %s\n\t\t";
$res = $this->db->queryF($query, array('integer'), array($this->getTestId()));
while ($row = $this->db->fetchAssoc($res)) {
$threshold = $this->buildSkillLevelThresholdByArray($row);
$skillKey = $threshold->getSkillBaseId() . ':' . $threshold->getSkillTrefId();
$this->addThreshold($skillKey, $threshold->getSkillLevelId(), $threshold);
}
}
public function loadFromDb()
{
$this->reset();
$query = "\n\t\t\tSELECT test_fi, question_fi, skill_base_fi, skill_tref_fi, skill_points\n\t\t\tFROM tst_skl_qst_assigns\n\t\t\tWHERE test_fi = %s\n\t\t";
$res = $this->db->queryF($query, array('integer'), array($this->getTestId()));
while ($row = $this->db->fetchAssoc($res)) {
$assignment = $this->buildSkillQuestionAssignmentByArray($row);
$this->addAssignment($assignment);
$this->incrementNumAssignsBySkill($assignment);
$this->incrementMaxPointsBySkill($assignment);
}
}
private function getActiveIds()
{
if (!count($this->getTestObjIds())) {
return null;
}
$inTestObjIds = $this->db->in('obj_fi', $this->getTestObjIds(), false, 'integer');
$res = $this->db->query("\n\t\t\tSELECT active_id\n\t\t\tFROM tst_tests\n\t\t\tINNER JOIN tst_active\n\t\t\tON test_fi = test_id\n\t\t\tWHERE {$inTestObjIds}\n\t\t");
$activeIds = array();
while ($row = $this->db->fetchAssoc($res)) {
$activeIds[] = $row['active_id'];
}
return $activeIds;
}
public function getConditionalExpression()
{
$conditions = array();
if (count($this->getActiveIds())) {
$conditions[] = $this->db->in('active_id', $this->getActiveIds(), false, 'integer');
}
if (count($this->getUserIds())) {
$conditions[] = $this->db->in('user_fi', $this->getUserIds(), false, 'integer');
}
if (count($conditions)) {
return '(' . implode(' OR ', $conditions) . ')';
}
return '1 = 1';
}
public function saveToDb()
{
$tracking = serialize($this->questionTracking);
$postponed = serialize($this->postponedQuestions);
$hidden = serialize(array('correct' => $this->correctAnsweredQuestions, 'wrong' => $this->wrongAnsweredQuestions));
$query = "SELECT COUNT(*) cnt FROM tst_sequence WHERE active_fi = %s AND pass = %s";
$res = $this->db->queryF($query, array('integer', 'integer'), array($this->activeId, 0));
$row = $this->db->fetchAssoc($res);
if ($row['cnt'] > 0) {
$this->db->update('tst_sequence', array('sequence' => array('clob', $tracking), 'postponed' => array('text', $postponed), 'hidden' => array('text', $hidden), 'tstamp' => array('integer', time())), array('active_fi' => array('integer', $this->activeId), 'pass' => array('integer', 0)));
} else {
$this->db->insert('tst_sequence', array('active_fi' => array('integer', $this->activeId), 'pass' => array('integer', 0), 'sequence' => array('clob', $tracking), 'postponed' => array('text', $postponed), 'hidden' => array('text', $hidden), 'tstamp' => array('integer', time())));
}
}
private function stageQuestionsFromSourcePool($sourcePoolId)
{
$questionIdMapping = array();
$query = 'SELECT question_id FROM qpl_questions WHERE obj_fi = %s AND complete = %s AND original_id IS NULL';
$res = $this->db->queryF($query, array('integer', 'text'), array($sourcePoolId, 1));
while ($row = $this->db->fetchAssoc($res)) {
$question = assQuestion::_instanciateQuestion($row['question_id']);
$duplicateId = $question->duplicate(true, null, null, null, $this->testOBJ->getId());
$nextId = $this->db->nextId('tst_rnd_cpy');
$this->db->insert('tst_rnd_cpy', array('copy_id' => array('integer', $nextId), 'tst_fi' => array('integer', $this->testOBJ->getTestId()), 'qst_fi' => array('integer', $duplicateId), 'qpl_fi' => array('integer', $sourcePoolId)));
$questionIdMapping[$row['question_id']] = $duplicateId;
}
return $questionIdMapping;
}
/**
* @return bool
*/
public function savedDefinitionsExist()
{
$query = "SELECT COUNT(*) cnt FROM tst_rnd_quest_set_qpls WHERE test_fi = %s";
$res = $this->db->queryF($query, array('integer'), array($this->testOBJ->getTestId()));
$row = $this->db->fetchAssoc($res);
return $row['cnt'] > 0;
}
private function getTaxonomyFilterExpressions()
{
$expressions = array();
require_once 'Services/Taxonomy/classes/class.ilTaxonomyTree.php';
require_once 'Services/Taxonomy/classes/class.ilTaxNodeAssignment.php';
foreach ($this->getTaxonomyFilters() as $taxId => $taxNodes) {
$questionIds = array();
$forceBypass = true;
foreach ($taxNodes as $taxNode) {
$forceBypass = false;
$taxTree = new ilTaxonomyTree($taxId);
$taxNodeAssignment = new ilTaxNodeAssignment('tst', $this->getTestObjId(), 'quest', $taxId);
$subNodes = $taxTree->getSubTreeIds($taxNode);
$subNodes[] = $taxNode;
$taxItems = $taxNodeAssignment->getAssignmentsOfNode($subNodes);
foreach ($taxItems as $taxItem) {
$questionIds[$taxItem['item_id']] = $taxItem['item_id'];
}
}
if (!$forceBypass) {
$expressions[] = $this->db->in('question_id', $questionIds, false, 'integer');
}
}
return $expressions;
}
private function getWhereConditions()
{
$conditions = array('obj_fi = ' . $this->db->quote($this->getParentObjId(), 'integer'));
if ($this->getQuestionIdFilter()) {
$conditions[] = 'question_fi = ' . $this->db->quote($this->getQuestionIdFilter(), 'integer');
}
return implode(' AND ', $conditions);
}
protected function getPreparedInsertResultRecordStatement()
{
if (self::$preparedInsertResultRecordStatement === null) {
$query = "\n\t\t\t\tINSERT INTO tst_test_result (\n\t\t\t\t\ttest_result_id, active_fi, question_fi, pass, tstamp,\n\t\t\t\t\tpoints, manual, hint_count, hint_points, answered\n\t\t\t\t) VALUES (\n\t\t\t\t\t?, ?, ?, ?, ?, ?, ?, ?, ?, ?\n\t\t\t\t)\n\t\t\t";
self::$preparedInsertResultRecordStatement = $this->db->prepareManip($query, array('integer', 'integer', 'integer', 'integer', 'integer', 'integer', 'integer', 'integer', 'integer', 'integer'));
}
return self::$preparedInsertResultRecordStatement;
}
/**
* Load the value
*/
protected function loadValue()
{
if ($this->value === NULL) {
$datatype = $this->field->getDatatype();
$query = "SELECT * FROM il_dcl_stloc" . $datatype->getStorageLocation() . "_value WHERE record_field_id = " . $this->db->quote($this->id, "integer");
$set = $this->db->query($query);
$rec = $this->db->fetchAssoc($set);
$this->value = $rec['value'];
}
}
/**
* returns the SPECIFIC answer feedback ID for a given question id and answer index.
*
* @final
* @access protected
* @param integer $questionId
* @param boolean $answerIndex
* @return string $feedbackId
*/
protected final function getGenericFeedbackId($questionId, $solutionCompleted)
{
$res = $this->db->queryF("SELECT feedback_id FROM {$this->getGenericFeedbackTableName()} WHERE question_fi = %s AND correctness = %s", array('integer', 'text'), array($questionId, (int) $solutionCompleted));
$feedbackId = null;
while ($row = $this->db->fetchAssoc($res)) {
$feedbackId = $row['feedback_id'];
break;
}
return $feedbackId;
}
private function removeQuestionsNotCheckedAnymore()
{
$NOT_IN_checkedQuestions = $this->db->in('question_fi', $this->alreadyCheckedQuestions, true, 'integer');
// BEGIN: FIX IN QUERY
if ($NOT_IN_checkedQuestions == ' 1=2 ') {
$NOT_IN_checkedQuestions = ' 1=1 ';
}
// END: FIX IN QUERY
$query = "\n\t\t\tDELETE FROM tst_seq_qst_checked\n\t\t\tWHERE active_fi = %s\n\t\t\tAND pass = %s\n\t\t\tAND {$NOT_IN_checkedQuestions}\n\t\t";
$this->db->manipulateF($query, array('integer', 'integer'), array((int) $this->getActiveId(), 0));
}
/**
* Read object data from database
*
* @throws ilOrgUnitTypeException
*/
protected function read()
{
$sql = 'SELECT * FROM ' . self::TABLE_NAME . ' WHERE orgu_type_id = ' . $this->db->quote($this->orgu_type_id, 'integer') . ' AND lang = ' . $this->db->quote($this->lang, 'text');
$set = $this->db->query($sql);
if (!$this->db->numRows($set)) {
throw new ilOrgUnitTypeException("OrgUnit type translation for OrgUnit type {$this->orgu_type_id} and language {$this->lang} does not exist in database");
}
while ($rec = $this->db->fetchObject($set)) {
$this->members[$rec->member] = (string) $rec->value;
}
}
private function loadRolesQuery($role)
{
$this->roles[$role] = array();
$q = "SELECT obj_id, title FROM object_data WHERE type = 'role' AND title LIKE 'il_orgu_" . $role . "%'";
$set = $this->db->query($q);
while ($res = $this->db->fetchAssoc($set)) {
$orgu_ref = $this->getRefIdFromRoleTitle($res["title"]);
$this->roles[$role][$orgu_ref] = $res["obj_id"];
$this->role_to_orgu[$role][$res["obj_id"]] = $orgu_ref;
}
}
public function load()
{
$query = "\n\t\t\tSELECT\t\tqpl_questions.*,\n\t\t\t\t\t\tqpl_qst_type.type_tag,\n\t\t\t\t\t\tqpl_qst_type.plugin\n\t\t\tFROM\t\tqpl_questions,\n\t\t\t\t\t\tqpl_qst_type\n\t\t\tWHERE\t\tqpl_questions.original_id IS NULL\n\t\t\tAND\t\t\tqpl_questions.tstamp > 0\n\t\t\tAND\t\t\tqpl_questions.question_type_fi = qpl_qst_type.question_type_id\n\t\t\tAND\t\t\tqpl_questions.obj_fi = %s\n\t\t\t\n\t\t\t{$this->getConditionalExpression()}\n\t\t";
$res = $this->db->queryF($query, array('integer'), array($this->parentObjId));
while ($row = $this->db->fetchAssoc($res)) {
if (!$this->isActiveQuestionType($row)) {
continue;
}
$row['taxonomies'] = $this->loadTaxonomyAssignmentData($row['question_id']);
$row['ttype'] = $this->lng->txt($row['type_tag']);
$this->questions[$row['question_id']] = $row;
}
}
/**
* @param array $params
* @param array $filter
* @return array
* @throws InvalidArgumentException
*/
public function getList(array $params, array $filter)
{
$data = array('items' => array(), 'cnt' => 0);
$select = $this->getSelectPart($filter);
$where = $this->getWherePart($filter);
$from = $this->getFromPart($filter);
$order = $this->getOrderByPart($params);
$group = $this->getGroupByPart();
$having = $this->getHavingPart($filter);
if (isset($params['group'])) {
if (!is_string($params['group'])) {
throw new InvalidArgumentException('Please provide a valid group field parameter.');
}
$group = $params['group'];
}
if (isset($params['limit'])) {
if (!is_numeric($params['limit'])) {
throw new InvalidArgumentException('Please provide a valid numerical limit.');
}
if (!isset($params['offset'])) {
$params['offset'] = 0;
} else {
if (!is_numeric($params['offset'])) {
throw new InvalidArgumentException('Please provide a valid numerical offset.');
}
}
$this->db->setLimit($params['limit'], $params['offset']);
}
$where = strlen($where) ? 'WHERE ' . $where : '';
$query = "SELECT {$select} FROM {$from} {$where}";
if (strlen($group)) {
$query .= " GROUP BY {$group}";
}
if (strlen($having)) {
$query .= " HAVING {$having}";
}
if (strlen($order)) {
$query .= " ORDER BY {$order}";
}
$res = $this->db->query($query);
while ($row = $this->db->fetchAssoc($res)) {
$data['items'][] = $row;
}
$data = $this->getAdditionalItems($data);
if (isset($params['limit'])) {
$cnt_sql = "SELECT COUNT(*) cnt FROM ({$query}) subquery";
$row_cnt = $this->db->fetchAssoc($this->db->query($cnt_sql));
$data['cnt'] = $row_cnt['cnt'];
}
return $data;
}
/**
* Load the value
*/
protected function loadValue()
{
if ($this->value === NULL) {
$datatype = $this->field->getDatatype();
switch ($datatype->getId()) {
case ilDataCollectionDatatype::INPUTFORMAT_RATING:
return true;
}
$query = "SELECT * FROM il_dcl_stloc" . $datatype->getStorageLocation() . "_value WHERE record_field_id = " . $this->db->quote($this->id, "integer");
$set = $this->db->query($query);
$rec = $this->db->fetchAssoc($set);
$this->value = $rec['value'];
}
}
/**
* Read object data from database
*
* @throws ilOrgUnitTypeException
*/
protected function read()
{
$sql = 'SELECT * FROM ' . self::TABLE_NAME . ' WHERE id = ' . $this->db->quote($this->id, 'integer');
$set = $this->db->query($sql);
if (!$this->db->numRows($set)) {
throw new ilOrgUnitTypeException("OrgUnit type with id {$this->id} does not exist in database");
}
$rec = $this->db->fetchObject($set);
$this->default_lang = $rec->default_lang;
// Don't use Setter because of unnecessary plugin checks
$this->setCreateDate($rec->create_date);
$this->setLastUpdate($rec->last_update);
$this->setOwner($rec->owner);
$this->setIcon($rec->icon);
}
/**
* Helper method to build cache for data of all entities
*
* @param $a_entity
* @param Object $set ilDB->query() object
*
* @internal param string $entity
* @return array of newly added IDs
*/
protected function buildCache($a_entity, $set)
{
$fields = array_keys($this->getTypes($a_entity, ''));
$ids = array();
while ($rec = $this->db->fetchObject($set)) {
$data = array();
foreach ($fields as $field) {
$data[$field] = $rec->{$field};
}
// il_dcl_viewdefinition is the only table that has no internal id, so we build primary from view_id AND field columns
$id = $a_entity == 'il_dcl_viewdefinition' ? $rec->view_id . '_' . $rec->field : $rec->id;
$this->caches[$a_entity][$id] = $data;
$ids[] = $id;
}
return $ids;
}
public function getXmlExportTailDependencies($a_entity, $a_target_release, $a_ids)
{
$page_object_ids = array();
foreach ($a_ids as $dcl_obj_id) {
// If a DCL table has a detail view, we need to export the associated page objects!
$sql = "SELECT il_dcl_view.id AS page_obj_id FROM il_dcl_view " . "INNER JOIN il_dcl_table ON (il_dcl_table.id = il_dcl_view.table_id) " . "WHERE il_dcl_table.obj_id = " . $this->db->quote($dcl_obj_id, 'integer') . " " . "AND il_dcl_view.type=0 AND il_dcl_view.formtype=0";
$set = $this->db->query($sql);
while ($rec = $this->db->fetchObject($set)) {
$page_object_ids[] = "dclf:" . $rec->page_obj_id;
}
}
if (count($page_object_ids)) {
return array(array('component' => 'Services/COPage', 'entity' => 'pg', 'ids' => $page_object_ids));
}
return array();
}
/**
* @return bool
*/
private function read()
{
if (!$this->getRuleId()) {
return true;
}
$query = 'SELECT * FROM ' . self::TABLE_NAME . ' ' . 'WHERE rule_id = ' . $this->db->quote($this->getRuleId(), 'integer');
$res = $this->db->query($query);
while ($row = $res->fetchRow(DB_FETCHMODE_OBJECT)) {
$this->setRoleId($row->role_id);
$this->setName($row->name);
$this->setValue($row->value);
$this->enablePlugin($row->plugin);
$this->setPluginId($row->plugin_id);
$this->enableAddOnUpdate($row->add_on_update);
$this->enableRemoveOnUpdate($row->remove_on_update);
}
}
public function load()
{
$this->checkFilters();
$query = $this->buildQuery();
#vd($query);
$res = $this->db->query($query);
//echo $this->db->db->last_query;
#vd($this->db->db->last_query);
while ($row = $this->db->fetchAssoc($res)) {
if (!$this->isActiveQuestionType($row)) {
continue;
}
$row['taxonomies'] = $this->loadTaxonomyAssignmentData($row['obj_fi'], $row['question_id']);
$row['ttype'] = $this->lng->txt($row['type_tag']);
$this->questions[$row['question_id']] = $row;
}
}
/**
* delete client
* @param boolean remove ini if true
* @param boolean remove db if true
* @param boolean remove files if true
* @return array confirmation messages
*
*/
function delete($a_ini = true, $a_db = false, $a_files = false)
{
if ($a_ini === true and file_exists(ILIAS_ABSOLUTE_PATH . "/" . ILIAS_WEB_DIR . "/" . $this->getId() . "/client.ini.php")) {
unlink(CLIENT_WEB_DIR . "/client.ini.php");
$msg[] = "ini_deleted";
}
if ($a_db === true and $this->db_exists) {
$this->db->query("DROP DATABASE " . $this->getDbName());
$msg[] = "db_deleted";
}
if ($a_files === true and file_exists(CLIENT_WEB_DIR) and is_dir(CLIENT_WEB_DIR)) {
// rmdir();
ilUtil::delDir(CLIENT_WEB_DIR);
ilUtil::delDir(CLIENT_DATA_DIR);
$msg[] = "files_deleted";
}
return $msg;
}
/**
* @param integer $poolObjId
* @return \ilDynamicTestQuestionChangeListener
*/
public static function getPoolQuestionChangeListener(ilDB $db, $poolObjId)
{
$query = "\n\t\t\tSELECT obj_fi\n\t\t\tFROM tst_dyn_quest_set_cfg\n\t\t\tINNER JOIN tst_tests\n\t\t\tON tst_tests.test_id = tst_dyn_quest_set_cfg.test_fi\n\t\t\tWHERE source_qpl_fi = %s\n\t\t";
$res = $db->queryF($query, array('integer'), array($poolObjId));
require_once 'Modules/Test/classes/class.ilDynamicTestQuestionChangeListener.php';
$questionChangeListener = new ilDynamicTestQuestionChangeListener($db);
while ($row = $db->fetchAssoc($res)) {
$questionChangeListener->addTestObjId($row['obj_fi']);
}
return $questionChangeListener;
}
