function __construct($args = array())
{
$args = array_merge(array('depth' => 'response'), $args);
$this->depth = $args['depth'];
if (!isset(self::$questionTable)) {
self::$questionTable = QFrame_Db_Table::getTable('question');
}
if (!isset(self::$questionReferenceTable)) {
self::$questionReferenceTable = QFrame_Db_Table::getTable('question_reference');
}
if (!isset(self::$referenceTable)) {
self::$referenceTable = QFrame_Db_Table::getTable('reference');
}
if (!isset(self::$referenceDetailTable)) {
self::$referenceDetailTable = QFrame_Db_Table::getTable('reference_detail');
}
if (!isset(self::$questionTypeTable)) {
self::$questionTypeTable = QFrame_Db_Table::getTable('question_type');
}
if (!isset(self::$questionPromptTable)) {
self::$questionPromptTable = QFrame_Db_Table::getTable('question_prompt');
}
if (isset($args['questionID'])) {
$rows = self::$questionTable->fetchRows('questionID', $args['questionID']);
// question row assertion
if (!isset($rows[0])) {
throw new Exception('Question not found');
}
$this->questionRow = $rows[0];
} else {
throw new InvalidArgumentException('Missing arguments to QuestionModel constructor');
}
if (isset($args['parent'])) {
$this->parent = $args['parent'];
}
$questionTypes = self::$questionTypeTable->fetchRows('questionTypeID', $this->questionRow->questionTypeID);
$this->questionTypeRow = $questionTypes[0];
// question type row assertion
if ($this->questionTypeRow === NULL) {
throw new Exception('Question type not found');
}
// virtual question
if ($this->questionTypeRow->format === 'V') {
$this->virtualQuestion = 1;
$questions = self::$questionTable->fetchRows('questionGUID', $this->questionRow->questionGUID);
foreach ($questions as $question) {
if ($question->instanceID == $this->questionRow->instanceID && $question->questionTypeID != $this->questionTypeRow->questionTypeID) {
$seqNumber = $this->questionRow->seqNumber;
$questionNumber = $this->questionRow->questionNumber;
$this->questionRow = $question;
$this->questionRow->seqNumber = $seqNumber;
$this->questionRow->questionNumber = $questionNumber;
$questionTypes = self::$questionTypeTable->fetchRows('questionTypeID', $this->questionRow->questionTypeID);
$this->questionTypeRow = $questionTypes[0];
break;
}
}
}
$questionPromptRows = self::$questionPromptTable->fetchRows('questionTypeID', $this->questionRow->questionTypeID, null, $this->questionRow->instanceID);
if (!isset(self::$ruleTable)) {
self::$ruleTable = QFrame_Db_Table::getTable('rule');
}
foreach ($questionPromptRows as $row) {
$array = $row->toArray();
$array['rules'] = array();
$ruleRows = self::$ruleTable->fetchRows('sourceID', $row->promptID, null, $this->questionRow->instanceID);
foreach ($ruleRows as $ruleRow) {
array_push($array['rules'], $ruleRow);
}
array_push($this->questionPromptRows, $array);
}
if ($this->questionRow->parentID != 0) {
$parent = new QuestionModel(array('questionID' => $this->questionRow->parentID, 'depth' => 'question', 'noChildren' => true));
} else {
$parent = new SectionModel(array('sectionID' => $this->questionRow->sectionID, 'depth' => 'section'));
}
$ruleRows = self::$ruleTable->fetchRows('targetID', $this->questionRow->questionID, null, $this->questionRow->instanceID);
$disableCount = 0;
foreach ($ruleRows as $row) {
if ($row->enabled == 'Y' && $row->type == 'disableQuestion') {
$disableCount++;
} elseif ($row->enabled == 'Y' && $row->type == 'enableQuestion') {
$disableCount--;
}
}
if ($this->questionRow->defaultQuestionHidden) {
$disableCount++;
}
$disableCount += $parent->disableCount;
if ($disableCount != $this->questionRow->disableCount) {
$this->questionRow->disableCount = $disableCount;
$this->questionRow->save();
}
$questionReferenceRows = self::$questionReferenceTable->fetchRows('questionID', $this->questionRow->questionID, null, $this->questionRow->pageID);
foreach ($questionReferenceRows as $row) {
$referenceDetailRows = self::$referenceDetailTable->fetchRows('referenceDetailID', $row->referenceDetailID, null, $this->questionRow->instanceID);
foreach ($referenceDetailRows as $rd) {
$array = $rd->toArray();
$referenceRows = self::$referenceTable->fetchRows('shortName', $rd->shortName, null, $this->questionRow->instanceID);
$array['referenceName'] = $referenceRows[0]->referenceName;
array_push($this->referenceDetailRows, $array);
}
}
if ($args['depth'] !== 'question') {
$this->_loadResponses();
}
if (!isset($args['noChildren']) && $this->questionTypeRow->format == '_questionGroup') {
$this->_loadChildren();
}
}
