protected function initItems(ilObjSurvey $a_survey)
{
global $lng;
$this->structure = array();
$tbl_data = array();
$survey_questions = $a_survey->getSurveyQuestions();
$last_questionblock_id = 0;
$counter = 1;
foreach ($survey_questions as $data) {
$title = $data["title"];
$show = true;
if ($data["questionblock_id"] > 0) {
$title = $data["questionblock_title"];
$type = $lng->txt("questionblock");
if ($data["questionblock_id"] != $last_questionblock_id) {
$last_questionblock_id = $data["questionblock_id"];
$this->structure[$counter] = array();
array_push($this->structure[$counter], $data["question_id"]);
} else {
array_push($this->structure[$counter - 1], $data["question_id"]);
$show = false;
}
} else {
$this->structure[$counter] = array($data["question_id"]);
$type = $lng->txt("question");
}
if ($show) {
$id = $content = $parsed = $conjunction = null;
if ($counter == 1) {
$content = $lng->txt("constraints_first_question_description");
} else {
$constraints = $a_survey->getConstraints($data["question_id"]);
if (count($constraints)) {
$parsed = array();
foreach ($constraints as $constraint) {
$parsed[] = array("id" => $constraint["id"], "title" => $survey_questions[$constraint["question"]]["title"] . " " . $constraint["short"] . " " . $constraint["valueoutput"]);
}
if (count($constraints) > 1) {
$conjunction = $constraints[0]['conjunction'] ? $lng->txt('conjunction_or_title') : $lng->txt('conjunction_and_title');
}
}
}
if ($counter != 1) {
$id = $counter;
}
$icontype = "question.png";
if ($data["questionblock_id"] > 0) {
$icontype = "questionblock.png";
}
$tbl_data[] = array("counter" => $counter, "id" => $id, "title" => $title, "type" => $type, "icon" => ilUtil::getImagePath($icontype, "Modules/Survey"), "content" => $content, "constraints" => $parsed, "conjunction" => $conjunction);
$counter++;
}
}
$this->setData($tbl_data);
}
