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2170 lines
71 KiB
2170 lines
71 KiB
<?php
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/* For licensing terms, see /license.txt */
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use Chamilo\CoreBundle\Framework\Container;
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use Chamilo\CourseBundle\Entity\CQuizAnswer;
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use Chamilo\CourseBundle\Entity\CQuizQuestion;
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/**
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* Class Question.
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*
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* This class allows to instantiate an object of type Question
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*
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* @author Olivier Brouckaert, original author
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* @author Patrick Cool, LaTeX support
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* @author Julio Montoya <gugli100@gmail.com> lot of bug fixes
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* @author hubert.borderiou@grenet.fr - add question categories
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*/
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abstract class Question
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{
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public $id;
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public $iid;
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public $question;
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public $description;
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public $weighting;
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public $position;
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public $type;
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public $level;
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public $picture;
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public $exerciseList; // array with the list of exercises which this question is in
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public $category_list;
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public $parent_id;
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public $category;
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public $mandatory;
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public $isContent;
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public $course;
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public $feedback;
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public $typePicture = 'new_question.png';
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public $explanationLangVar = '';
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public $question_table_class = 'table table-striped';
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public $questionTypeWithFeedback;
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public $extra;
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public $export = false;
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public $code;
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public static $questionTypes = [
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UNIQUE_ANSWER => ['unique_answer.class.php', 'UniqueAnswer'],
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MULTIPLE_ANSWER => ['multiple_answer.class.php', 'MultipleAnswer'],
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FILL_IN_BLANKS => ['fill_blanks.class.php', 'FillBlanks'],
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MATCHING => ['matching.class.php', 'Matching'],
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FREE_ANSWER => ['freeanswer.class.php', 'FreeAnswer'],
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ORAL_EXPRESSION => ['oral_expression.class.php', 'OralExpression'],
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HOT_SPOT => ['hotspot.class.php', 'HotSpot'],
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HOT_SPOT_DELINEATION => ['HotSpotDelineation.php', 'HotSpotDelineation'],
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MULTIPLE_ANSWER_COMBINATION => ['multiple_answer_combination.class.php', 'MultipleAnswerCombination'],
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UNIQUE_ANSWER_NO_OPTION => ['unique_answer_no_option.class.php', 'UniqueAnswerNoOption'],
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MULTIPLE_ANSWER_TRUE_FALSE => ['multiple_answer_true_false.class.php', 'MultipleAnswerTrueFalse'],
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MULTIPLE_ANSWER_TRUE_FALSE_DEGREE_CERTAINTY => [
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'MultipleAnswerTrueFalseDegreeCertainty.php',
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'MultipleAnswerTrueFalseDegreeCertainty',
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],
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MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE => [
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'multiple_answer_combination_true_false.class.php',
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'MultipleAnswerCombinationTrueFalse',
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],
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GLOBAL_MULTIPLE_ANSWER => ['global_multiple_answer.class.php', 'GlobalMultipleAnswer'],
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CALCULATED_ANSWER => ['calculated_answer.class.php', 'CalculatedAnswer'],
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UNIQUE_ANSWER_IMAGE => ['UniqueAnswerImage.php', 'UniqueAnswerImage'],
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DRAGGABLE => ['Draggable.php', 'Draggable'],
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MATCHING_DRAGGABLE => ['MatchingDraggable.php', 'MatchingDraggable'],
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//MEDIA_QUESTION => array('media_question.class.php' , 'MediaQuestion')
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ANNOTATION => ['Annotation.php', 'Annotation'],
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READING_COMPREHENSION => ['ReadingComprehension.php', 'ReadingComprehension'],
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];
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/**
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* constructor of the class.
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*
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* @author Olivier Brouckaert
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*/
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public function __construct()
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{
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$this->id = 0;
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$this->iid = 0;
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$this->question = '';
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$this->description = '';
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$this->weighting = 0;
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$this->position = 1;
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$this->picture = '';
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$this->level = 1;
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$this->category = 0;
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// This variable is used when loading an exercise like an scenario with
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// an special hotspot: final_overlap, final_missing, final_excess
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$this->extra = '';
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$this->exerciseList = [];
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$this->course = api_get_course_info();
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$this->category_list = [];
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$this->parent_id = 0;
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$this->mandatory = 0;
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// See BT#12611
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$this->questionTypeWithFeedback = [
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MATCHING,
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MATCHING_DRAGGABLE,
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DRAGGABLE,
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FILL_IN_BLANKS,
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FREE_ANSWER,
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ORAL_EXPRESSION,
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CALCULATED_ANSWER,
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ANNOTATION,
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];
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}
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public function getId()
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{
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return $this->iid;
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}
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/**
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* @return int|null
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*/
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public function getIsContent()
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{
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$isContent = null;
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if (isset($_REQUEST['isContent'])) {
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$isContent = (int) $_REQUEST['isContent'];
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}
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return $this->isContent = $isContent;
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}
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/**
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* Reads question information from the data base.
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*
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* @param int $id - question ID
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* @param array $course_info
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* @param bool $getExerciseList
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*
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* @return Question
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*
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* @author Olivier Brouckaert
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*/
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public static function read($id, $course_info = [], $getExerciseList = true)
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{
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$id = (int) $id;
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if (empty($course_info)) {
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$course_info = api_get_course_info();
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}
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$course_id = $course_info['real_id'];
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if (empty($course_id) || -1 == $course_id) {
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return false;
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}
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$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
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$TBL_EXERCISE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
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$sql = "SELECT *
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FROM $TBL_QUESTIONS
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WHERE iid = $id ";
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$result = Database::query($sql);
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// if the question has been found
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if ($object = Database::fetch_object($result)) {
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$objQuestion = self::getInstance($object->type);
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if (!empty($objQuestion)) {
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$objQuestion->id = (int) $id;
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$objQuestion->iid = (int) $object->iid;
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$objQuestion->question = $object->question;
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$objQuestion->description = $object->description;
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$objQuestion->weighting = $object->ponderation;
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$objQuestion->position = $object->position;
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$objQuestion->type = (int) $object->type;
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$objQuestion->picture = $object->picture;
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$objQuestion->level = (int) $object->level;
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$objQuestion->extra = $object->extra;
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$objQuestion->course = $course_info;
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$objQuestion->feedback = isset($object->feedback) ? $object->feedback : '';
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$objQuestion->category = TestCategory::getCategoryForQuestion($id, $course_id);
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$objQuestion->code = isset($object->code) ? $object->code : '';
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$categoryInfo = TestCategory::getCategoryInfoForQuestion($id, $course_id);
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if (!empty($categoryInfo)) {
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if (isset($categoryInfo['category_id'])) {
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$objQuestion->category = (int) $categoryInfo['category_id'];
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}
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if (api_get_configuration_value('allow_mandatory_question_in_category') &&
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isset($categoryInfo['mandatory'])
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) {
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$objQuestion->mandatory = (int) $categoryInfo['mandatory'];
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}
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}
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if ($getExerciseList) {
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$tblQuiz = Database::get_course_table(TABLE_QUIZ_TEST);
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$sql = "SELECT DISTINCT q.exercice_id
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FROM $TBL_EXERCISE_QUESTION q
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INNER JOIN $tblQuiz e
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ON e.c_id = q.c_id AND e.iid = q.exercice_id
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WHERE
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q.c_id = $course_id AND
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q.question_id = $id AND
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e.active >= 0";
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$result = Database::query($sql);
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// fills the array with the exercises which this question is in
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if ($result) {
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while ($obj = Database::fetch_object($result)) {
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$objQuestion->exerciseList[] = $obj->exercice_id;
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}
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}
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}
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return $objQuestion;
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}
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}
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// question not found
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return false;
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}
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/**
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* returns the question title.
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*
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* @author Olivier Brouckaert
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*
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* @return string - question title
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*/
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public function selectTitle()
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{
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if (!api_get_configuration_value('save_titles_as_html')) {
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return $this->question;
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}
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return Display::div($this->question, ['style' => 'display: inline-block;']);
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}
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/**
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* @param int $itemNumber
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*
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* @return string
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*/
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public function getTitleToDisplay($itemNumber)
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{
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$showQuestionTitleHtml = api_get_configuration_value('save_titles_as_html');
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$title = '';
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if (api_get_configuration_value('show_question_id')) {
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$title .= '<h4>#'.$this->course['code'].'-'.$this->iid.'</h4>';
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}
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$title .= $showQuestionTitleHtml ? '' : '<strong>';
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$title .= $itemNumber.'. '.$this->selectTitle();
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$title .= $showQuestionTitleHtml ? '' : '</strong>';
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return Display::div(
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$title,
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['class' => 'question_title']
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);
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}
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/**
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* returns the question description.
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*
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* @author Olivier Brouckaert
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*
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* @return string - question description
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*/
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public function selectDescription()
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{
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return $this->description;
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}
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/**
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* returns the question weighting.
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*
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* @author Olivier Brouckaert
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*
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* @return int - question weighting
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*/
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public function selectWeighting()
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{
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return $this->weighting;
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}
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/**
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* returns the answer type.
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*
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* @author Olivier Brouckaert
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*
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* @return int - answer type
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*/
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public function selectType()
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{
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return $this->type;
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}
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/**
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* returns the level of the question.
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*
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* @author Nicolas Raynaud
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*
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* @return int - level of the question, 0 by default
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*/
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public function getLevel()
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{
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return $this->level;
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}
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/**
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* changes the question title.
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*
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* @param string $title - question title
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*
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* @author Olivier Brouckaert
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*/
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public function updateTitle($title)
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{
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$this->question = $title;
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}
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/**
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* changes the question description.
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*
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* @param string $description - question description
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*
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* @author Olivier Brouckaert
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*/
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public function updateDescription($description)
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{
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$this->description = $description;
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}
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/**
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* changes the question weighting.
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*
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* @param int $weighting - question weighting
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*
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* @author Olivier Brouckaert
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*/
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public function updateWeighting($weighting)
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{
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$this->weighting = $weighting;
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}
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/**
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* @param array $category
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*
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* @author Hubert Borderiou 12-10-2011
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*/
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public function updateCategory($category)
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{
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$this->category = $category;
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}
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public function setMandatory($value)
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{
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$this->mandatory = (int) $value;
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}
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/**
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* in this version, a question can only have 1 category
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* if category is 0, then question has no category then delete the category entry.
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*
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* @param int $categoryId
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* @param int $courseId
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*
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* @return bool
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*
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* @author Hubert Borderiou 12-10-2011
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*/
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public function saveCategory($categoryId, $courseId = 0)
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{
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$courseId = empty($courseId) ? api_get_course_int_id() : (int) $courseId;
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if (empty($courseId)) {
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return false;
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}
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if ($categoryId <= 0) {
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$this->deleteCategory($courseId);
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} else {
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// update or add category for a question
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$table = Database::get_course_table(TABLE_QUIZ_QUESTION_REL_CATEGORY);
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$categoryId = (int) $categoryId;
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$question_id = (int) $this->id;
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$sql = "SELECT count(*) AS nb FROM $table
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WHERE
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question_id = $question_id AND
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c_id = ".$courseId;
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$res = Database::query($sql);
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$row = Database::fetch_array($res);
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$allowMandatory = api_get_configuration_value('allow_mandatory_question_in_category');
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if ($row['nb'] > 0) {
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$extraMandatoryCondition = '';
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if ($allowMandatory) {
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$extraMandatoryCondition = ", mandatory = {$this->mandatory}";
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}
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$sql = "UPDATE $table
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SET category_id = $categoryId
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$extraMandatoryCondition
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WHERE
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question_id = $question_id ";
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Database::query($sql);
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} else {
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$sql = "INSERT INTO $table (question_id, category_id)
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VALUES ($question_id, $categoryId)";
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Database::query($sql);
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if ($allowMandatory) {
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$id = Database::insert_id();
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if ($id) {
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$sql = "UPDATE $table SET mandatory = {$this->mandatory}
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WHERE iid = $id";
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Database::query($sql);
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}
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}
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}
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return true;
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}
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}
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/**
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* @author hubert borderiou 12-10-2011
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*
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* @param int $courseId
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* delete any category entry for question id
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* delete the category for question
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*
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* @deprecated
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*
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* @return bool
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*/
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public function deleteCategory($courseId = 0)
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{
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$courseId = empty($courseId) ? api_get_course_int_id() : (int) $courseId;
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$table = Database::get_course_table(TABLE_QUIZ_QUESTION_REL_CATEGORY);
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$questionId = (int) $this->id;
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if (empty($courseId) || empty($questionId)) {
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return false;
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}
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$sql = "DELETE FROM $table
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WHERE
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question_id = $questionId";
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Database::query($sql);
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return true;
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}
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/**
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* changes the question position.
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*
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* @param int $position - question position
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*
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* @author Olivier Brouckaert
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*/
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public function updatePosition($position)
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{
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$this->position = $position;
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}
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/**
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* changes the question level.
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*
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* @param int $level - question level
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*
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* @author Nicolas Raynaud
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*/
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public function updateLevel($level)
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{
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$this->level = $level;
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}
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/**
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* changes the answer type. If the user changes the type from "unique answer" to "multiple answers"
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* (or conversely) answers are not deleted, otherwise yes.
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*
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* @param int $type - answer type
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*
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* @author Olivier Brouckaert
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*/
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public function updateType($type)
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{
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$table = Database::get_course_table(TABLE_QUIZ_ANSWER);
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$course_id = $this->course['real_id'];
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if (empty($course_id)) {
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$course_id = api_get_course_int_id();
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}
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// if we really change the type
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if ($type != $this->type) {
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// if we don't change from "unique answer" to "multiple answers" (or conversely)
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if (!in_array($this->type, [UNIQUE_ANSWER, MULTIPLE_ANSWER]) ||
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!in_array($type, [UNIQUE_ANSWER, MULTIPLE_ANSWER])
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) {
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// removes old answers
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$sql = "DELETE FROM $table
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WHERE c_id = $course_id AND question_id = ".(int) ($this->id);
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Database::query($sql);
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}
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$this->type = $type;
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}
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}
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/**
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* Set title.
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*
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* @param string $title
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*/
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public function setTitle($title)
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{
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$this->question = $title;
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}
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|
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/**
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* Sets extra info.
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*
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* @param string $extra
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*/
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public function setExtra($extra)
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{
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$this->extra = $extra;
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}
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/**
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* updates the question in the data base
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* if an exercise ID is provided, we add that exercise ID into the exercise list.
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*
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* @author Olivier Brouckaert
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*
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* @param Exercise $exercise
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*/
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public function save($exercise)
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{
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$TBL_EXERCISE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
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$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
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$em = Database::getManager();
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$exerciseId = $exercise->iId;
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$id = $this->id;
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$type = $this->type;
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$c_id = $this->course['real_id'];
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$courseEntity = api_get_course_entity($c_id);
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$categoryId = $this->category;
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$questionCategoryRepo = Container::getQuestionCategoryRepository();
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$questionRepo = Container::getQuestionRepository();
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$exerciseRepo = Container::getQuizRepository();
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// question already exists
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if (!empty($id)) {
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/** @var CQuizQuestion $question */
|
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$question = $questionRepo->find($id);
|
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$question
|
|
->setQuestion($this->question)
|
|
->setDescription($this->description)
|
|
->setPonderation($this->weighting)
|
|
->setPosition($this->position)
|
|
->setType($this->type)
|
|
->setExtra($this->extra)
|
|
->setLevel($this->level)
|
|
->setFeedback($this->feedback)
|
|
;
|
|
|
|
if (!empty($categoryId)) {
|
|
$category = $questionCategoryRepo->find($categoryId);
|
|
$question->updateCategory($category);
|
|
}
|
|
|
|
$em->persist($question);
|
|
$em->flush();
|
|
|
|
Event::addEvent(
|
|
LOG_QUESTION_UPDATED,
|
|
LOG_QUESTION_ID,
|
|
$this->iid
|
|
);
|
|
if ('true' === api_get_setting('search_enabled')) {
|
|
$this->search_engine_edit($exerciseId);
|
|
}
|
|
} else {
|
|
// Creates a new question
|
|
$sql = "SELECT max(position)
|
|
FROM $TBL_QUESTIONS as question,
|
|
$TBL_EXERCISE_QUESTION as test_question
|
|
WHERE
|
|
question.iid = test_question.question_id AND
|
|
test_question.exercice_id = ".$exerciseId." AND
|
|
question.c_id = $c_id AND
|
|
test_question.c_id = $c_id ";
|
|
$result = Database::query($sql);
|
|
$current_position = Database::result($result, 0, 0);
|
|
$this->updatePosition($current_position + 1);
|
|
$position = $this->position;
|
|
$exerciseEntity = $exerciseRepo->find($exerciseId);
|
|
|
|
$question = new CQuizQuestion();
|
|
$question
|
|
->setCId($c_id)
|
|
->setQuestion($this->question)
|
|
->setDescription($this->description)
|
|
->setPonderation($this->weighting)
|
|
->setPosition($position)
|
|
->setType($this->type)
|
|
->setExtra($this->extra)
|
|
->setLevel($this->level)
|
|
->setFeedback($this->feedback)
|
|
//->setParent($exerciseEntity)
|
|
->setParent($courseEntity)
|
|
->addCourseLink(
|
|
$courseEntity,
|
|
api_get_session_entity(),
|
|
api_get_group_entity()
|
|
)
|
|
;
|
|
|
|
$em->persist($question);
|
|
$em->flush();
|
|
|
|
$this->id = $question->getIid();
|
|
|
|
if ($this->id) {
|
|
Event::addEvent(
|
|
LOG_QUESTION_CREATED,
|
|
LOG_QUESTION_ID,
|
|
$this->id
|
|
);
|
|
$request = Container::getRequest();
|
|
if ($request->files->has('imageUpload')) {
|
|
$file = $request->files->get('imageUpload');
|
|
$questionRepo->addFile($question, $file);
|
|
|
|
$em->flush();
|
|
}
|
|
|
|
// If hotspot, create first answer
|
|
if (HOT_SPOT == $type || HOT_SPOT_ORDER == $type) {
|
|
$quizAnswer = new CQuizAnswer();
|
|
$quizAnswer
|
|
->setCId($c_id)
|
|
->setQuestionId($this->id)
|
|
->setAnswer('')
|
|
->setPonderation(10)
|
|
->setPosition(1)
|
|
->setHotspotCoordinates('0;0|0|0')
|
|
->setHotspotType('square');
|
|
|
|
$em->persist($quizAnswer);
|
|
$em->flush();
|
|
}
|
|
|
|
if (HOT_SPOT_DELINEATION == $type) {
|
|
$quizAnswer = new CQuizAnswer();
|
|
$quizAnswer
|
|
->setCId($c_id)
|
|
->setQuestionId($this->id)
|
|
->setAnswer('')
|
|
->setPonderation(10)
|
|
->setPosition(1)
|
|
->setHotspotCoordinates('0;0|0|0')
|
|
->setHotspotType('delineation');
|
|
|
|
$em->persist($quizAnswer);
|
|
$em->flush();
|
|
}
|
|
|
|
if ('true' === api_get_setting('search_enabled')) {
|
|
$this->search_engine_edit($exerciseId, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
// if the question is created in an exercise
|
|
if (!empty($exerciseId)) {
|
|
// adds the exercise into the exercise list of this question
|
|
$this->addToList($exerciseId, true);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param int $exerciseId
|
|
* @param bool $addQs
|
|
* @param bool $rmQs
|
|
*/
|
|
public function search_engine_edit(
|
|
$exerciseId,
|
|
$addQs = false,
|
|
$rmQs = false
|
|
) {
|
|
// update search engine and its values table if enabled
|
|
if (!empty($exerciseId) && 'true' == api_get_setting('search_enabled') &&
|
|
extension_loaded('xapian')
|
|
) {
|
|
$course_id = api_get_course_id();
|
|
// get search_did
|
|
$tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
|
|
if ($addQs || $rmQs) {
|
|
//there's only one row per question on normal db and one document per question on search engine db
|
|
$sql = 'SELECT * FROM %s
|
|
WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_second_level=%s LIMIT 1';
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $this->id);
|
|
} else {
|
|
$sql = 'SELECT * FROM %s
|
|
WHERE course_code=\'%s\' AND tool_id=\'%s\'
|
|
AND ref_id_high_level=%s AND ref_id_second_level=%s LIMIT 1';
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $exerciseId, $this->id);
|
|
}
|
|
$res = Database::query($sql);
|
|
|
|
if (Database::num_rows($res) > 0 || $addQs) {
|
|
$di = new ChamiloIndexer();
|
|
if ($addQs) {
|
|
$question_exercises = [(int) $exerciseId];
|
|
} else {
|
|
$question_exercises = [];
|
|
}
|
|
isset($_POST['language']) ? $lang = Database::escape_string($_POST['language']) : $lang = 'english';
|
|
$di->connectDb(null, null, $lang);
|
|
|
|
// retrieve others exercise ids
|
|
$se_ref = Database::fetch_array($res);
|
|
$se_doc = $di->get_document((int) $se_ref['search_did']);
|
|
if (false !== $se_doc) {
|
|
if (false !== ($se_doc_data = $di->get_document_data($se_doc))) {
|
|
$se_doc_data = UnserializeApi::unserialize(
|
|
'not_allowed_classes',
|
|
$se_doc_data
|
|
);
|
|
if (isset($se_doc_data[SE_DATA]['type']) &&
|
|
SE_DOCTYPE_EXERCISE_QUESTION == $se_doc_data[SE_DATA]['type']
|
|
) {
|
|
if (isset($se_doc_data[SE_DATA]['exercise_ids']) &&
|
|
is_array($se_doc_data[SE_DATA]['exercise_ids'])
|
|
) {
|
|
foreach ($se_doc_data[SE_DATA]['exercise_ids'] as $old_value) {
|
|
if (!in_array($old_value, $question_exercises)) {
|
|
$question_exercises[] = $old_value;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ($rmQs) {
|
|
while (false !== ($key = array_search($exerciseId, $question_exercises))) {
|
|
unset($question_exercises[$key]);
|
|
}
|
|
}
|
|
|
|
// build the chunk to index
|
|
$ic_slide = new IndexableChunk();
|
|
$ic_slide->addValue('title', $this->question);
|
|
$ic_slide->addCourseId($course_id);
|
|
$ic_slide->addToolId(TOOL_QUIZ);
|
|
$xapian_data = [
|
|
SE_COURSE_ID => $course_id,
|
|
SE_TOOL_ID => TOOL_QUIZ,
|
|
SE_DATA => [
|
|
'type' => SE_DOCTYPE_EXERCISE_QUESTION,
|
|
'exercise_ids' => $question_exercises,
|
|
'question_id' => (int) $this->id,
|
|
],
|
|
SE_USER => (int) api_get_user_id(),
|
|
];
|
|
$ic_slide->xapian_data = serialize($xapian_data);
|
|
$ic_slide->addValue('content', $this->description);
|
|
|
|
//TODO: index answers, see also form validation on question_admin.inc.php
|
|
|
|
$di->remove_document($se_ref['search_did']);
|
|
$di->addChunk($ic_slide);
|
|
|
|
//index and return search engine document id
|
|
if (!empty($question_exercises)) { // if empty there is nothing to index
|
|
$did = $di->index();
|
|
unset($di);
|
|
}
|
|
if ($did || $rmQs) {
|
|
// save it to db
|
|
if ($addQs || $rmQs) {
|
|
$sql = "DELETE FROM %s
|
|
WHERE course_code = '%s' AND tool_id = '%s' AND ref_id_second_level = '%s'";
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $this->id);
|
|
} else {
|
|
$sql = "DELETE FROM %S
|
|
WHERE
|
|
course_code = '%s'
|
|
AND tool_id = '%s'
|
|
AND tool_id = '%s'
|
|
AND ref_id_high_level = '%s'
|
|
AND ref_id_second_level = '%s'";
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $exerciseId, $this->id);
|
|
}
|
|
Database::query($sql);
|
|
if ($rmQs) {
|
|
if (!empty($question_exercises)) {
|
|
$sql = "INSERT INTO %s (
|
|
id, course_code, tool_id, ref_id_high_level, ref_id_second_level, search_did
|
|
)
|
|
VALUES (
|
|
NULL, '%s', '%s', %s, %s, %s
|
|
)";
|
|
$sql = sprintf(
|
|
$sql,
|
|
$tbl_se_ref,
|
|
$course_id,
|
|
TOOL_QUIZ,
|
|
array_shift($question_exercises),
|
|
$this->id,
|
|
$did
|
|
);
|
|
Database::query($sql);
|
|
}
|
|
} else {
|
|
$sql = "INSERT INTO %s (
|
|
id, course_code, tool_id, ref_id_high_level, ref_id_second_level, search_did
|
|
)
|
|
VALUES (
|
|
NULL , '%s', '%s', %s, %s, %s
|
|
)";
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $exerciseId, $this->id, $did);
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* adds an exercise into the exercise list.
|
|
*
|
|
* @author Olivier Brouckaert
|
|
*
|
|
* @param int $exerciseId - exercise ID
|
|
* @param bool $fromSave - from $this->save() or not
|
|
*/
|
|
public function addToList($exerciseId, $fromSave = false)
|
|
{
|
|
$exerciseRelQuestionTable = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
$id = (int) $this->id;
|
|
$exerciseId = (int) $exerciseId;
|
|
|
|
// checks if the exercise ID is not in the list
|
|
if (!empty($exerciseId) && !in_array($exerciseId, $this->exerciseList)) {
|
|
$this->exerciseList[] = $exerciseId;
|
|
$courseId = isset($this->course['real_id']) ? $this->course['real_id'] : 0;
|
|
$newExercise = new Exercise($courseId);
|
|
$newExercise->read($exerciseId, false);
|
|
$count = $newExercise->getQuestionCount();
|
|
$count++;
|
|
$sql = "INSERT INTO $exerciseRelQuestionTable (c_id, question_id, exercice_id, question_order)
|
|
VALUES ({$this->course['real_id']}, ".$id.', '.$exerciseId.", '$count')";
|
|
Database::query($sql);
|
|
|
|
// we do not want to reindex if we had just saved adnd indexed the question
|
|
if (!$fromSave) {
|
|
$this->search_engine_edit($exerciseId, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* removes an exercise from the exercise list.
|
|
*
|
|
* @author Olivier Brouckaert
|
|
*
|
|
* @param int $exerciseId - exercise ID
|
|
* @param int $courseId
|
|
*
|
|
* @return bool - true if removed, otherwise false
|
|
*/
|
|
public function removeFromList($exerciseId, $courseId = 0)
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
$id = (int) $this->id;
|
|
$exerciseId = (int) $exerciseId;
|
|
|
|
// searches the position of the exercise ID in the list
|
|
$pos = array_search($exerciseId, $this->exerciseList);
|
|
$courseId = empty($courseId) ? api_get_course_int_id() : (int) $courseId;
|
|
|
|
// exercise not found
|
|
if (false === $pos) {
|
|
return false;
|
|
} else {
|
|
// deletes the position in the array containing the wanted exercise ID
|
|
unset($this->exerciseList[$pos]);
|
|
//update order of other elements
|
|
$sql = "SELECT question_order
|
|
FROM $table
|
|
WHERE
|
|
c_id = $courseId AND
|
|
question_id = $id AND
|
|
exercice_id = $exerciseId";
|
|
$res = Database::query($sql);
|
|
if (Database::num_rows($res) > 0) {
|
|
$row = Database::fetch_array($res);
|
|
if (!empty($row['question_order'])) {
|
|
$sql = "UPDATE $table
|
|
SET question_order = question_order-1
|
|
WHERE
|
|
c_id = $courseId AND
|
|
exercice_id = $exerciseId AND
|
|
question_order > ".$row['question_order'];
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
|
|
$sql = "DELETE FROM $table
|
|
WHERE
|
|
c_id = $courseId AND
|
|
question_id = $id AND
|
|
exercice_id = $exerciseId";
|
|
Database::query($sql);
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Deletes a question from the database
|
|
* the parameter tells if the question is removed from all exercises (value = 0),
|
|
* or just from one exercise (value = exercise ID).
|
|
*
|
|
* @author Olivier Brouckaert
|
|
*
|
|
* @param int $deleteFromEx - exercise ID if the question is only removed from one exercise
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function delete($deleteFromEx = 0)
|
|
{
|
|
if (empty($this->course)) {
|
|
return false;
|
|
}
|
|
|
|
$courseId = $this->course['real_id'];
|
|
|
|
if (empty($courseId)) {
|
|
return false;
|
|
}
|
|
|
|
$TBL_EXERCISE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
|
|
$TBL_REPONSES = Database::get_course_table(TABLE_QUIZ_ANSWER);
|
|
$TBL_QUIZ_QUESTION_REL_CATEGORY = Database::get_course_table(TABLE_QUIZ_QUESTION_REL_CATEGORY);
|
|
|
|
$id = (int) $this->id;
|
|
|
|
// if the question must be removed from all exercises
|
|
if (!$deleteFromEx) {
|
|
//update the question_order of each question to avoid inconsistencies
|
|
$sql = "SELECT exercice_id, question_order
|
|
FROM $TBL_EXERCISE_QUESTION
|
|
WHERE c_id = $courseId AND question_id = ".$id;
|
|
|
|
$res = Database::query($sql);
|
|
if (Database::num_rows($res) > 0) {
|
|
while ($row = Database::fetch_array($res)) {
|
|
if (!empty($row['question_order'])) {
|
|
$sql = "UPDATE $TBL_EXERCISE_QUESTION
|
|
SET question_order = question_order-1
|
|
WHERE
|
|
c_id = $courseId AND
|
|
exercice_id = ".(int) ($row['exercice_id']).' AND
|
|
question_order > '.$row['question_order'];
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
}
|
|
|
|
$sql = "DELETE FROM $TBL_EXERCISE_QUESTION
|
|
WHERE c_id = $courseId AND question_id = ".$id;
|
|
Database::query($sql);
|
|
|
|
$sql = "DELETE FROM $TBL_QUESTIONS
|
|
WHERE c_id = $courseId AND iid = ".$id;
|
|
Database::query($sql);
|
|
|
|
$sql = "DELETE FROM $TBL_REPONSES
|
|
WHERE c_id = $courseId AND question_id = ".$id;
|
|
Database::query($sql);
|
|
|
|
// remove the category of this question in the question_rel_category table
|
|
$sql = "DELETE FROM $TBL_QUIZ_QUESTION_REL_CATEGORY
|
|
WHERE
|
|
c_id = $courseId AND
|
|
question_id = ".$id;
|
|
Database::query($sql);
|
|
|
|
// Add extra fields.
|
|
$extraField = new ExtraFieldValue('question');
|
|
$extraField->deleteValuesByItem($this->iid);
|
|
|
|
/*api_item_property_update(
|
|
$this->course,
|
|
TOOL_QUIZ,
|
|
$id,
|
|
'QuizQuestionDeleted',
|
|
api_get_user_id()
|
|
);*/
|
|
Event::addEvent(
|
|
LOG_QUESTION_DELETED,
|
|
LOG_QUESTION_ID,
|
|
$this->iid
|
|
);
|
|
//$this->removePicture();
|
|
} else {
|
|
// just removes the exercise from the list
|
|
$this->removeFromList($deleteFromEx, $courseId);
|
|
if ('true' == api_get_setting('search_enabled') && extension_loaded('xapian')) {
|
|
// disassociate question with this exercise
|
|
$this->search_engine_edit($deleteFromEx, false, true);
|
|
}
|
|
/*
|
|
api_item_property_update(
|
|
$this->course,
|
|
TOOL_QUIZ,
|
|
$id,
|
|
'QuizQuestionDeleted',
|
|
api_get_user_id()
|
|
);*/
|
|
Event::addEvent(
|
|
LOG_QUESTION_REMOVED_FROM_QUIZ,
|
|
LOG_QUESTION_ID,
|
|
$this->iid
|
|
);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Duplicates the question.
|
|
*
|
|
* @author Olivier Brouckaert
|
|
*
|
|
* @param array $courseInfo Course info of the destination course
|
|
*
|
|
* @return false|string ID of the new question
|
|
*/
|
|
public function duplicate($courseInfo = [])
|
|
{
|
|
$courseInfo = empty($courseInfo) ? $this->course : $courseInfo;
|
|
|
|
if (empty($courseInfo)) {
|
|
return false;
|
|
}
|
|
$TBL_QUESTION_OPTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION_OPTION);
|
|
|
|
$questionText = $this->question;
|
|
$description = $this->description;
|
|
|
|
// Using the same method used in the course copy to transform URLs
|
|
if ($this->course['id'] != $courseInfo['id']) {
|
|
$description = DocumentManager::replaceUrlWithNewCourseCode(
|
|
$description,
|
|
$this->course['code'],
|
|
$courseInfo['id']
|
|
);
|
|
$questionText = DocumentManager::replaceUrlWithNewCourseCode(
|
|
$questionText,
|
|
$this->course['code'],
|
|
$courseInfo['id']
|
|
);
|
|
}
|
|
|
|
$course_id = $courseInfo['real_id'];
|
|
|
|
// Read the source options
|
|
$options = self::readQuestionOption($this->id, $this->course['real_id']);
|
|
|
|
$em = Database::getManager();
|
|
$courseEntity = api_get_course_entity($course_id);
|
|
|
|
$question = new CQuizQuestion();
|
|
$question
|
|
->setCId($course_id)
|
|
->setQuestion($questionText)
|
|
->setDescription($description)
|
|
->setPonderation($this->weighting)
|
|
->setPosition($this->position)
|
|
->setType($this->type)
|
|
->setExtra($this->extra)
|
|
->setLevel($this->level)
|
|
->setFeedback($this->feedback)
|
|
->setParent($courseEntity)
|
|
->addCourseLink(
|
|
$courseEntity
|
|
)
|
|
;
|
|
|
|
$em->persist($question);
|
|
$em->flush();
|
|
$newQuestionId = $question->getIid();
|
|
|
|
if ($newQuestionId) {
|
|
// Add extra fields.
|
|
$extraField = new ExtraFieldValue('question');
|
|
$extraField->copy($this->iid, $newQuestionId);
|
|
|
|
if (!empty($options)) {
|
|
// Saving the quiz_options
|
|
foreach ($options as $item) {
|
|
$item['question_id'] = $newQuestionId;
|
|
$item['c_id'] = $course_id;
|
|
unset($item['id']);
|
|
unset($item['iid']);
|
|
Database::insert($TBL_QUESTION_OPTIONS, $item);
|
|
}
|
|
}
|
|
|
|
// Duplicates the picture of the hotspot
|
|
// @todo implement copy of hotspot question
|
|
if ($this->type == HOT_SPOT) {
|
|
throw new Exception('implement copy of hotspot question');
|
|
}
|
|
}
|
|
|
|
return $newQuestionId;
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
public function get_question_type_name()
|
|
{
|
|
$key = self::$questionTypes[$this->type];
|
|
|
|
return get_lang($key[1]);
|
|
}
|
|
|
|
/**
|
|
* @param string $type
|
|
*/
|
|
public static function get_question_type($type)
|
|
{
|
|
if (ORAL_EXPRESSION == $type && 'true' !== api_get_setting('enable_record_audio')) {
|
|
return null;
|
|
}
|
|
|
|
return self::$questionTypes[$type];
|
|
}
|
|
|
|
/**
|
|
* @return array
|
|
*/
|
|
public static function getQuestionTypeList()
|
|
{
|
|
if ('true' !== api_get_setting('enable_record_audio')) {
|
|
self::$questionTypes[ORAL_EXPRESSION] = null;
|
|
unset(self::$questionTypes[ORAL_EXPRESSION]);
|
|
}
|
|
if ('true' !== api_get_setting('enable_quiz_scenario')) {
|
|
self::$questionTypes[HOT_SPOT_DELINEATION] = null;
|
|
unset(self::$questionTypes[HOT_SPOT_DELINEATION]);
|
|
}
|
|
|
|
return self::$questionTypes;
|
|
}
|
|
|
|
/**
|
|
* Returns an instance of the class corresponding to the type.
|
|
*
|
|
* @param int $type the type of the question
|
|
*
|
|
* @return $this instance of a Question subclass (or of Questionc class by default)
|
|
*/
|
|
public static function getInstance($type)
|
|
{
|
|
if (null !== $type) {
|
|
list($fileName, $className) = self::get_question_type($type);
|
|
if (!empty($fileName)) {
|
|
if (class_exists($className)) {
|
|
return new $className();
|
|
} else {
|
|
echo 'Can\'t instanciate class '.$className.' of type '.$type;
|
|
}
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Creates the form to create / edit a question
|
|
* A subclass can redefine this function to add fields...
|
|
*
|
|
* @param FormValidator $form
|
|
* @param Exercise $exercise
|
|
*/
|
|
public function createForm(&$form, $exercise)
|
|
{
|
|
echo '<style>
|
|
.media { display:none;}
|
|
</style>';
|
|
|
|
$zoomOptions = api_get_configuration_value('quiz_image_zoom');
|
|
if (isset($zoomOptions['options'])) {
|
|
$finderFolder = api_get_path(WEB_PATH).'vendor/studio-42/elfinder/';
|
|
echo '<!-- elFinder CSS (REQUIRED) -->';
|
|
echo '<link rel="stylesheet" type="text/css" media="screen" href="'.$finderFolder.'css/elfinder.full.css">';
|
|
echo '<link rel="stylesheet" type="text/css" media="screen" href="'.$finderFolder.'css/theme.css">';
|
|
|
|
echo '<!-- elFinder JS (REQUIRED) -->';
|
|
echo '<script type="text/javascript" src="'.$finderFolder.'js/elfinder.full.js"></script>';
|
|
|
|
echo '<!-- elFinder translation (OPTIONAL) -->';
|
|
$language = 'en';
|
|
$platformLanguage = api_get_interface_language();
|
|
$iso = api_get_language_isocode($platformLanguage);
|
|
$filePart = "vendor/studio-42/elfinder/js/i18n/elfinder.$iso.js";
|
|
$file = api_get_path(SYS_PATH).$filePart;
|
|
$includeFile = '';
|
|
if (file_exists($file)) {
|
|
$includeFile = '<script type="text/javascript" src="'.api_get_path(WEB_PATH).$filePart.'"></script>';
|
|
$language = $iso;
|
|
}
|
|
echo $includeFile;
|
|
|
|
echo '<script type="text/javascript" charset="utf-8">
|
|
$(function() {
|
|
$(".create_img_link").click(function(e){
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
var imageZoom = $("input[name=\'imageZoom\']").val();
|
|
var imageWidth = $("input[name=\'imageWidth\']").val();
|
|
CKEDITOR.instances.questionDescription.insertHtml(\'<img id="zoom_picture" class="zoom_picture" src="\'+imageZoom+\'" data-zoom-image="\'+imageZoom+\'" width="\'+imageWidth+\'px" />\');
|
|
});
|
|
|
|
$("input[name=\'imageZoom\']").on("click", function(){
|
|
var elf = $("#elfinder").elfinder({
|
|
url : "'.api_get_path(WEB_LIBRARY_PATH).'elfinder/connectorAction.php?'.api_get_cidreq().'",
|
|
getFileCallback: function(file) {
|
|
var filePath = file; //file contains the relative url.
|
|
var imgPath = "<img src = \'"+filePath+"\'/>";
|
|
$("input[name=\'imageZoom\']").val(filePath.url);
|
|
$("#elfinder").remove(); //close the window after image is selected
|
|
},
|
|
startPathHash: "l2_Lw", // Sets the course driver as default
|
|
resizable: false,
|
|
lang: "'.$language.'"
|
|
}).elfinder("instance");
|
|
});
|
|
});
|
|
</script>';
|
|
echo '<div id="elfinder"></div>';
|
|
}
|
|
|
|
// question name
|
|
if (api_get_configuration_value('save_titles_as_html')) {
|
|
$editorConfig = ['ToolbarSet' => 'TitleAsHtml'];
|
|
$form->addHtmlEditor(
|
|
'questionName',
|
|
get_lang('Question'),
|
|
false,
|
|
false,
|
|
$editorConfig,
|
|
true
|
|
);
|
|
} else {
|
|
$form->addElement('text', 'questionName', get_lang('Question'));
|
|
}
|
|
|
|
$form->addRule('questionName', get_lang('Please type the question'), 'required');
|
|
|
|
// default content
|
|
$isContent = isset($_REQUEST['isContent']) ? (int) $_REQUEST['isContent'] : null;
|
|
|
|
// Question type
|
|
$answerType = isset($_REQUEST['answerType']) ? (int) $_REQUEST['answerType'] : null;
|
|
$form->addElement('hidden', 'answerType', $answerType);
|
|
|
|
// html editor
|
|
$editorConfig = [
|
|
'ToolbarSet' => 'TestQuestionDescription',
|
|
'Height' => '150',
|
|
];
|
|
|
|
if (!api_is_allowed_to_edit(null, true)) {
|
|
$editorConfig['UserStatus'] = 'student';
|
|
}
|
|
|
|
$form->addButtonAdvancedSettings('advanced_params');
|
|
$form->addHtml('<div id="advanced_params_options" style="display:none">');
|
|
|
|
if (isset($zoomOptions['options'])) {
|
|
$form->addElement('text', 'imageZoom', get_lang('ImageURL'));
|
|
$form->addElement('text', 'imageWidth', get_lang('PixelWidth'));
|
|
|
|
$form->addButton('btn_create_img', get_lang('AddToEditor'), 'plus', 'info', 'small', 'create_img_link');
|
|
}
|
|
|
|
$form->addHtmlEditor(
|
|
'questionDescription',
|
|
get_lang('Enrich question'),
|
|
false,
|
|
false,
|
|
$editorConfig
|
|
);
|
|
|
|
if (MEDIA_QUESTION != $this->type) {
|
|
// Advanced parameters
|
|
$form->addElement(
|
|
'select',
|
|
'questionLevel',
|
|
get_lang('Difficulty'),
|
|
self::get_default_levels()
|
|
);
|
|
|
|
// Categories
|
|
|
|
$form->addElement(
|
|
'select',
|
|
'questionCategory',
|
|
get_lang('Category'),
|
|
TestCategory::getCategoriesIdAndName()
|
|
);
|
|
if (EX_Q_SELECTION_CATEGORIES_ORDERED_QUESTIONS_RANDOM == $exercise->getQuestionSelectionType() &&
|
|
api_get_configuration_value('allow_mandatory_question_in_category')
|
|
) {
|
|
$form->addCheckBox(
|
|
'mandatory',
|
|
get_lang('IsMandatory')
|
|
);
|
|
}
|
|
|
|
global $text;
|
|
|
|
switch ($this->type) {
|
|
case UNIQUE_ANSWER:
|
|
$buttonGroup = [];
|
|
$buttonGroup[] = $form->addButtonSave(
|
|
$text,
|
|
'submitQuestion',
|
|
true
|
|
);
|
|
$buttonGroup[] = $form->addButton(
|
|
'convertAnswer',
|
|
get_lang('Convert to multiple answer'),
|
|
'dot-circle-o',
|
|
'default',
|
|
null,
|
|
null,
|
|
null,
|
|
true
|
|
);
|
|
$form->addGroup($buttonGroup);
|
|
|
|
break;
|
|
case MULTIPLE_ANSWER:
|
|
$buttonGroup = [];
|
|
$buttonGroup[] = $form->addButtonSave(
|
|
$text,
|
|
'submitQuestion',
|
|
true
|
|
);
|
|
$buttonGroup[] = $form->addButton(
|
|
'convertAnswer',
|
|
get_lang('Convert to unique answer'),
|
|
'check-square-o',
|
|
'default',
|
|
null,
|
|
null,
|
|
null,
|
|
true
|
|
);
|
|
$form->addGroup($buttonGroup);
|
|
|
|
break;
|
|
}
|
|
//Medias
|
|
//$course_medias = self::prepare_course_media_select(api_get_course_int_id());
|
|
//$form->addElement('select', 'parent_id', get_lang('Attach to media'), $course_medias);
|
|
}
|
|
|
|
$form->addElement('html', '</div>');
|
|
|
|
if (!isset($_GET['fromExercise'])) {
|
|
switch ($answerType) {
|
|
case 1:
|
|
$this->question = get_lang('Select the good reasoning');
|
|
|
|
break;
|
|
case 2:
|
|
$this->question = get_lang('The marasmus is a consequence of');
|
|
|
|
break;
|
|
case 3:
|
|
$this->question = get_lang('Calculate the Body Mass Index');
|
|
|
|
break;
|
|
case 4:
|
|
$this->question = get_lang('Order the operations');
|
|
|
|
break;
|
|
case 5:
|
|
$this->question = get_lang('List what you consider the 10 top qualities of a good project manager?');
|
|
|
|
break;
|
|
case 9:
|
|
$this->question = get_lang('The marasmus is a consequence of');
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (null !== $exercise) {
|
|
if ($exercise->questionFeedbackEnabled && $this->showFeedback($exercise)) {
|
|
$form->addTextarea('feedback', get_lang('Feedback if not correct'));
|
|
}
|
|
}
|
|
|
|
$extraField = new ExtraField('question');
|
|
$extraField->addElements($form, $this->iid);
|
|
|
|
// default values
|
|
$defaults = [];
|
|
$defaults['questionName'] = $this->question;
|
|
$defaults['questionDescription'] = $this->description;
|
|
$defaults['questionLevel'] = $this->level;
|
|
$defaults['questionCategory'] = $this->category;
|
|
$defaults['feedback'] = $this->feedback;
|
|
$defaults['mandatory'] = $this->mandatory;
|
|
|
|
// Came from he question pool
|
|
if (isset($_GET['fromExercise'])) {
|
|
$form->setDefaults($defaults);
|
|
}
|
|
|
|
if (!isset($_GET['newQuestion']) || $isContent) {
|
|
$form->setDefaults($defaults);
|
|
}
|
|
|
|
/*if (!empty($_REQUEST['myid'])) {
|
|
$form->setDefaults($defaults);
|
|
} else {
|
|
if ($isContent == 1) {
|
|
$form->setDefaults($defaults);
|
|
}
|
|
}*/
|
|
}
|
|
|
|
/**
|
|
* Function which process the creation of questions.
|
|
*/
|
|
public function processCreation(FormValidator $form, Exercise $exercise)
|
|
{
|
|
$this->updateTitle($form->getSubmitValue('questionName'));
|
|
$this->updateDescription($form->getSubmitValue('questionDescription'));
|
|
$this->updateLevel($form->getSubmitValue('questionLevel'));
|
|
$this->updateCategory($form->getSubmitValue('questionCategory'));
|
|
$this->setMandatory($form->getSubmitValue('mandatory'));
|
|
$this->setFeedback($form->getSubmitValue('feedback'));
|
|
|
|
//Save normal question if NOT media
|
|
if (MEDIA_QUESTION != $this->type) {
|
|
$this->save($exercise);
|
|
// modify the exercise
|
|
$exercise->addToList($this->id);
|
|
$exercise->update_question_positions();
|
|
|
|
$params = $form->exportValues();
|
|
$params['item_id'] = $this->id;
|
|
|
|
$extraFieldValues = new ExtraFieldValue('question');
|
|
$extraFieldValues->saveFieldValues($params);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* abstract function which creates the form to create / edit the answers of the question.
|
|
*/
|
|
abstract public function createAnswersForm(FormValidator $form);
|
|
|
|
/**
|
|
* abstract function which process the creation of answers.
|
|
*
|
|
* @param FormValidator $form
|
|
* @param Exercise $exercise
|
|
*/
|
|
abstract public function processAnswersCreation($form, $exercise);
|
|
|
|
/**
|
|
* Displays the menu of question types.
|
|
*
|
|
* @param Exercise $objExercise
|
|
*/
|
|
public static function displayTypeMenu($objExercise)
|
|
{
|
|
if (empty($objExercise)) {
|
|
return '';
|
|
}
|
|
|
|
$feedbackType = $objExercise->getFeedbackType();
|
|
$exerciseId = $objExercise->id;
|
|
|
|
// 1. by default we show all the question types
|
|
$questionTypeList = self::getQuestionTypeList();
|
|
|
|
if (!isset($feedbackType)) {
|
|
$feedbackType = 0;
|
|
}
|
|
|
|
switch ($feedbackType) {
|
|
case EXERCISE_FEEDBACK_TYPE_DIRECT:
|
|
$questionTypeList = [
|
|
UNIQUE_ANSWER => self::$questionTypes[UNIQUE_ANSWER],
|
|
HOT_SPOT_DELINEATION => self::$questionTypes[HOT_SPOT_DELINEATION],
|
|
];
|
|
|
|
break;
|
|
case EXERCISE_FEEDBACK_TYPE_POPUP:
|
|
$questionTypeList = [
|
|
UNIQUE_ANSWER => self::$questionTypes[UNIQUE_ANSWER],
|
|
MULTIPLE_ANSWER => self::$questionTypes[MULTIPLE_ANSWER],
|
|
DRAGGABLE => self::$questionTypes[DRAGGABLE],
|
|
HOT_SPOT_DELINEATION => self::$questionTypes[HOT_SPOT_DELINEATION],
|
|
CALCULATED_ANSWER => self::$questionTypes[CALCULATED_ANSWER],
|
|
];
|
|
|
|
break;
|
|
default:
|
|
unset($questionTypeList[HOT_SPOT_DELINEATION]);
|
|
|
|
break;
|
|
}
|
|
|
|
echo '<div class="card">';
|
|
echo '<div class="card-body">';
|
|
echo '<ul class="question_menu">';
|
|
foreach ($questionTypeList as $i => $type) {
|
|
/** @var Question $type */
|
|
$type = new $type[1]();
|
|
$img = $type->getTypePicture();
|
|
$explanation = $type->getExplanation();
|
|
echo '<li>';
|
|
echo '<div class="icon-image">';
|
|
$icon = '<a href="admin.php?'.api_get_cidreq().'&newQuestion=yes&answerType='.$i.'&exerciseId='.$exerciseId.'">'.
|
|
Display::return_icon($img, $explanation, null, ICON_SIZE_BIG).'</a>';
|
|
|
|
if (false === $objExercise->force_edit_exercise_in_lp) {
|
|
if (true == $objExercise->exercise_was_added_in_lp) {
|
|
$img = pathinfo($img);
|
|
$img = $img['filename'].'_na.'.$img['extension'];
|
|
$icon = Display::return_icon($img, $explanation, null, ICON_SIZE_BIG);
|
|
}
|
|
}
|
|
echo $icon;
|
|
echo '</div>';
|
|
echo '</li>';
|
|
}
|
|
|
|
echo '<li>';
|
|
echo '<div class="icon_image_content">';
|
|
if (true == $objExercise->exercise_was_added_in_lp) {
|
|
echo Display::return_icon(
|
|
'database_na.png',
|
|
get_lang('Recycle existing questions'),
|
|
null,
|
|
ICON_SIZE_BIG
|
|
);
|
|
} else {
|
|
if (in_array($feedbackType, [EXERCISE_FEEDBACK_TYPE_DIRECT, EXERCISE_FEEDBACK_TYPE_POPUP])) {
|
|
echo $url = '<a href="question_pool.php?'.api_get_cidreq()."&type=1&fromExercise=$exerciseId\">";
|
|
} else {
|
|
echo $url = '<a href="question_pool.php?'.api_get_cidreq().'&fromExercise='.$exerciseId.'">';
|
|
}
|
|
echo Display::return_icon(
|
|
'database.png',
|
|
get_lang('Recycle existing questions'),
|
|
null,
|
|
ICON_SIZE_BIG
|
|
);
|
|
}
|
|
echo '</a>';
|
|
echo '</div></li>';
|
|
echo '</ul>';
|
|
echo '</div>';
|
|
echo '</div>';
|
|
}
|
|
|
|
/**
|
|
* @param int $question_id
|
|
* @param string $name
|
|
* @param int $course_id
|
|
* @param int $position
|
|
*
|
|
* @return false|string
|
|
*/
|
|
public static function saveQuestionOption($question_id, $name, $course_id, $position = 0)
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_QUESTION_OPTION);
|
|
$params['question_id'] = (int) $question_id;
|
|
$params['name'] = $name;
|
|
$params['position'] = $position;
|
|
$params['c_id'] = $course_id;
|
|
|
|
return Database::insert($table, $params);
|
|
}
|
|
|
|
/**
|
|
* @param int $question_id
|
|
* @param int $course_id
|
|
*/
|
|
public static function deleteAllQuestionOptions($question_id, $course_id)
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_QUESTION_OPTION);
|
|
Database::delete(
|
|
$table,
|
|
[
|
|
'c_id = ? AND question_id = ?' => [
|
|
$course_id,
|
|
$question_id,
|
|
],
|
|
]
|
|
);
|
|
}
|
|
|
|
/**
|
|
* @param int $id
|
|
* @param array $params
|
|
* @param int $course_id
|
|
*
|
|
* @return bool|int
|
|
*/
|
|
public static function updateQuestionOption($id, $params, $course_id)
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_QUESTION_OPTION);
|
|
|
|
return Database::update(
|
|
$table,
|
|
$params,
|
|
['c_id = ? AND iid = ?' => [$course_id, $id]]
|
|
);
|
|
}
|
|
|
|
/**
|
|
* @param int $question_id
|
|
* @param int $course_id
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function readQuestionOption($question_id, $course_id)
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_QUESTION_OPTION);
|
|
|
|
return Database::select(
|
|
'*',
|
|
$table,
|
|
[
|
|
'where' => [
|
|
'c_id = ? AND question_id = ?' => [
|
|
$course_id,
|
|
$question_id,
|
|
],
|
|
],
|
|
'order' => 'iid ASC',
|
|
]
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Shows question title an description.
|
|
*
|
|
* @param int $counter
|
|
* @param array $score
|
|
*
|
|
* @return string HTML string with the header of the question (before the answers table)
|
|
*/
|
|
public function return_header(Exercise $exercise, $counter = null, $score = [])
|
|
{
|
|
$counterLabel = '';
|
|
if (!empty($counter)) {
|
|
$counterLabel = (int) $counter;
|
|
}
|
|
|
|
$scoreLabel = get_lang('Wrong');
|
|
if (in_array($exercise->results_disabled, [
|
|
RESULT_DISABLE_SHOW_ONLY_IN_CORRECT_ANSWER,
|
|
RESULT_DISABLE_SHOW_SCORE_AND_EXPECTED_ANSWERS_AND_RANKING,
|
|
])
|
|
) {
|
|
$scoreLabel = get_lang('Wrong answer. The correct one was:');
|
|
}
|
|
|
|
$class = 'error';
|
|
if (isset($score['pass']) && true == $score['pass']) {
|
|
$scoreLabel = get_lang('Correct');
|
|
|
|
if (in_array($exercise->results_disabled, [
|
|
RESULT_DISABLE_SHOW_ONLY_IN_CORRECT_ANSWER,
|
|
RESULT_DISABLE_SHOW_SCORE_AND_EXPECTED_ANSWERS_AND_RANKING,
|
|
])
|
|
) {
|
|
$scoreLabel = get_lang('Correct answer');
|
|
}
|
|
$class = 'success';
|
|
}
|
|
|
|
switch ($this->type) {
|
|
case FREE_ANSWER:
|
|
case ORAL_EXPRESSION:
|
|
case ANNOTATION:
|
|
$score['revised'] = isset($score['revised']) ? $score['revised'] : false;
|
|
if (true == $score['revised']) {
|
|
$scoreLabel = get_lang('Revised');
|
|
$class = '';
|
|
} else {
|
|
$scoreLabel = get_lang('Not reviewed');
|
|
$class = 'warning';
|
|
if (isset($score['weight'])) {
|
|
$weight = float_format($score['weight'], 1);
|
|
$score['result'] = ' ? / '.$weight;
|
|
}
|
|
$model = ExerciseLib::getCourseScoreModel();
|
|
if (!empty($model)) {
|
|
$score['result'] = ' ? ';
|
|
}
|
|
|
|
$hide = api_get_configuration_value('hide_free_question_score');
|
|
if (true === $hide) {
|
|
$score['result'] = '-';
|
|
}
|
|
}
|
|
|
|
break;
|
|
case UNIQUE_ANSWER:
|
|
if (in_array($exercise->results_disabled, [
|
|
RESULT_DISABLE_SHOW_ONLY_IN_CORRECT_ANSWER,
|
|
RESULT_DISABLE_SHOW_SCORE_AND_EXPECTED_ANSWERS_AND_RANKING,
|
|
])
|
|
) {
|
|
if (isset($score['user_answered'])) {
|
|
if (false === $score['user_answered']) {
|
|
$scoreLabel = get_lang('Unanswered');
|
|
$class = 'info';
|
|
}
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
// display question category, if any
|
|
$header = '';
|
|
if ($exercise->display_category_name) {
|
|
$header = TestCategory::returnCategoryAndTitle($this->id);
|
|
}
|
|
$show_media = '';
|
|
if ($show_media) {
|
|
$header .= $this->show_media_content();
|
|
}
|
|
|
|
$scoreCurrent = [
|
|
'used' => isset($score['score']) ? $score['score'] : '',
|
|
'missing' => isset($score['weight']) ? $score['weight'] : '',
|
|
];
|
|
$header .= Display::page_subheader2($counterLabel.'. '.$this->question);
|
|
|
|
$showRibbon = true;
|
|
// dont display score for certainty degree questions
|
|
if (MULTIPLE_ANSWER_TRUE_FALSE_DEGREE_CERTAINTY == $this->type) {
|
|
$showRibbon = false;
|
|
$ribbonResult = api_get_configuration_value('show_exercise_question_certainty_ribbon_result');
|
|
if (true === $ribbonResult) {
|
|
$showRibbon = true;
|
|
}
|
|
}
|
|
|
|
if ($showRibbon && isset($score['result'])) {
|
|
if (in_array($exercise->results_disabled, [
|
|
RESULT_DISABLE_SHOW_ONLY_IN_CORRECT_ANSWER,
|
|
RESULT_DISABLE_SHOW_SCORE_AND_EXPECTED_ANSWERS_AND_RANKING,
|
|
])
|
|
) {
|
|
$score['result'] = null;
|
|
}
|
|
$header .= $exercise->getQuestionRibbon($class, $scoreLabel, $score['result'], $scoreCurrent);
|
|
}
|
|
|
|
if (READING_COMPREHENSION != $this->type) {
|
|
// Do not show the description (the text to read) if the question is of type READING_COMPREHENSION
|
|
$header .= Display::div(
|
|
$this->description,
|
|
['class' => 'question_description']
|
|
);
|
|
} else {
|
|
if (true == $score['pass']) {
|
|
$message = Display::div(
|
|
sprintf(
|
|
get_lang('Congratulations, you have reached and correctly understood, at a speed of %s words per minute, a text of a total %s words.'),
|
|
ReadingComprehension::$speeds[$this->level],
|
|
$this->getWordsCount()
|
|
)
|
|
);
|
|
} else {
|
|
$message = Display::div(
|
|
sprintf(
|
|
get_lang('Sorry, it seems like a speed of %s words/minute was too fast for this text of %s words.'),
|
|
ReadingComprehension::$speeds[$this->level],
|
|
$this->getWordsCount()
|
|
)
|
|
);
|
|
}
|
|
$header .= $message.'<br />';
|
|
}
|
|
|
|
if ($exercise->hideComment && $this->type == HOT_SPOT) {
|
|
$header .= Display::return_message(get_lang('ResultsOnlyAvailableOnline'));
|
|
|
|
return $header;
|
|
}
|
|
|
|
if (isset($score['pass']) && $score['pass'] === false) {
|
|
if ($this->showFeedback($exercise)) {
|
|
$header .= $this->returnFormatFeedback();
|
|
}
|
|
}
|
|
|
|
return $header;
|
|
}
|
|
|
|
/**
|
|
* @deprecated
|
|
* Create a question from a set of parameters
|
|
*
|
|
* @param int $question_name Quiz ID
|
|
* @param string $question_description Question name
|
|
* @param int $max_score Maximum result for the question
|
|
* @param int $type Type of question (see constants at beginning of question.class.php)
|
|
* @param int $level Question level/category
|
|
* @param string $quiz_id
|
|
*/
|
|
public function create_question(
|
|
$quiz_id,
|
|
$question_name,
|
|
$question_description = '',
|
|
$max_score = 0,
|
|
$type = 1,
|
|
$level = 1
|
|
) {
|
|
$course_id = api_get_course_int_id();
|
|
$tbl_quiz_question = Database::get_course_table(TABLE_QUIZ_QUESTION);
|
|
$tbl_quiz_rel_question = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
|
|
$quiz_id = (int) $quiz_id;
|
|
$max_score = (float) $max_score;
|
|
$type = (int) $type;
|
|
$level = (int) $level;
|
|
|
|
// Get the max position
|
|
$sql = "SELECT max(position) as max_position
|
|
FROM $tbl_quiz_question q
|
|
INNER JOIN $tbl_quiz_rel_question r
|
|
ON
|
|
q.id = r.question_id AND
|
|
exercice_id = $quiz_id AND
|
|
q.c_id = $course_id AND
|
|
r.c_id = $course_id";
|
|
$rs_max = Database::query($sql);
|
|
$row_max = Database::fetch_object($rs_max);
|
|
$max_position = $row_max->max_position + 1;
|
|
|
|
$params = [
|
|
'c_id' => $course_id,
|
|
'question' => $question_name,
|
|
'description' => $question_description,
|
|
'ponderation' => $max_score,
|
|
'position' => $max_position,
|
|
'type' => $type,
|
|
'level' => $level,
|
|
];
|
|
$question_id = Database::insert($tbl_quiz_question, $params);
|
|
|
|
if ($question_id) {
|
|
// Get the max question_order
|
|
$sql = "SELECT max(question_order) as max_order
|
|
FROM $tbl_quiz_rel_question
|
|
WHERE c_id = $course_id AND exercice_id = $quiz_id ";
|
|
$rs_max_order = Database::query($sql);
|
|
$row_max_order = Database::fetch_object($rs_max_order);
|
|
$max_order = $row_max_order->max_order + 1;
|
|
// Attach questions to quiz
|
|
$sql = "INSERT INTO $tbl_quiz_rel_question (c_id, question_id, exercice_id, question_order)
|
|
VALUES($course_id, $question_id, $quiz_id, $max_order)";
|
|
Database::query($sql);
|
|
}
|
|
|
|
return $question_id;
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
public function getTypePicture()
|
|
{
|
|
return $this->typePicture;
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
public function getExplanation()
|
|
{
|
|
return get_lang($this->explanationLangVar);
|
|
}
|
|
|
|
/**
|
|
* Get course medias.
|
|
*
|
|
* @param int $course_id
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function get_course_medias(
|
|
$course_id,
|
|
$start = 0,
|
|
$limit = 100,
|
|
$sidx = 'question',
|
|
$sord = 'ASC',
|
|
$where_condition = []
|
|
) {
|
|
$table_question = Database::get_course_table(TABLE_QUIZ_QUESTION);
|
|
$default_where = [
|
|
'c_id = ? AND parent_id = 0 AND type = ?' => [
|
|
$course_id,
|
|
MEDIA_QUESTION,
|
|
],
|
|
];
|
|
|
|
return Database::select(
|
|
'*',
|
|
$table_question,
|
|
[
|
|
'limit' => " $start, $limit",
|
|
'where' => $default_where,
|
|
'order' => "$sidx $sord",
|
|
]
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Get count course medias.
|
|
*
|
|
* @param int $course_id course id
|
|
*
|
|
* @return int
|
|
*/
|
|
public static function get_count_course_medias($course_id)
|
|
{
|
|
$table_question = Database::get_course_table(TABLE_QUIZ_QUESTION);
|
|
$result = Database::select(
|
|
'count(*) as count',
|
|
$table_question,
|
|
[
|
|
'where' => [
|
|
'c_id = ? AND parent_id = 0 AND type = ?' => [
|
|
$course_id,
|
|
MEDIA_QUESTION,
|
|
],
|
|
],
|
|
],
|
|
'first'
|
|
);
|
|
|
|
if ($result && isset($result['count'])) {
|
|
return $result['count'];
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* @param int $course_id
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function prepare_course_media_select($course_id)
|
|
{
|
|
$medias = self::get_course_medias($course_id);
|
|
$media_list = [];
|
|
$media_list[0] = get_lang('Not linked to media');
|
|
|
|
if (!empty($medias)) {
|
|
foreach ($medias as $media) {
|
|
$media_list[$media['id']] = empty($media['question']) ? get_lang('Untitled') : $media['question'];
|
|
}
|
|
}
|
|
|
|
return $media_list;
|
|
}
|
|
|
|
/**
|
|
* @return array
|
|
*/
|
|
public static function get_default_levels()
|
|
{
|
|
return [
|
|
1 => 1,
|
|
2 => 2,
|
|
3 => 3,
|
|
4 => 4,
|
|
5 => 5,
|
|
];
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
public function show_media_content()
|
|
{
|
|
$html = '';
|
|
if (0 != $this->parent_id) {
|
|
$parent_question = self::read($this->parent_id);
|
|
$html = $parent_question->show_media_content();
|
|
} else {
|
|
$html .= Display::page_subheader($this->selectTitle());
|
|
$html .= $this->selectDescription();
|
|
}
|
|
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* Swap between unique and multiple type answers.
|
|
*
|
|
* @return UniqueAnswer|MultipleAnswer
|
|
*/
|
|
public function swapSimpleAnswerTypes()
|
|
{
|
|
$oppositeAnswers = [
|
|
UNIQUE_ANSWER => MULTIPLE_ANSWER,
|
|
MULTIPLE_ANSWER => UNIQUE_ANSWER,
|
|
];
|
|
$this->type = $oppositeAnswers[$this->type];
|
|
Database::update(
|
|
Database::get_course_table(TABLE_QUIZ_QUESTION),
|
|
['type' => $this->type],
|
|
['c_id = ? AND id = ?' => [$this->course['real_id'], $this->id]]
|
|
);
|
|
$answerClasses = [
|
|
UNIQUE_ANSWER => 'UniqueAnswer',
|
|
MULTIPLE_ANSWER => 'MultipleAnswer',
|
|
];
|
|
$swappedAnswer = new $answerClasses[$this->type]();
|
|
foreach ($this as $key => $value) {
|
|
$swappedAnswer->$key = $value;
|
|
}
|
|
|
|
return $swappedAnswer;
|
|
}
|
|
|
|
/**
|
|
* @param array $score
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function isQuestionWaitingReview($score)
|
|
{
|
|
$isReview = false;
|
|
if (!empty($score)) {
|
|
if (!empty($score['comments']) || $score['score'] > 0) {
|
|
$isReview = true;
|
|
}
|
|
}
|
|
|
|
return $isReview;
|
|
}
|
|
|
|
/**
|
|
* @param string $value
|
|
*/
|
|
public function setFeedback($value)
|
|
{
|
|
$this->feedback = $value;
|
|
}
|
|
|
|
/**
|
|
* @param Exercise $exercise
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function showFeedback($exercise)
|
|
{
|
|
if (false === $exercise->hideComment) {
|
|
return false;
|
|
}
|
|
return
|
|
in_array($this->type, $this->questionTypeWithFeedback) &&
|
|
EXERCISE_FEEDBACK_TYPE_EXAM != $exercise->getFeedbackType();
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
public function returnFormatFeedback()
|
|
{
|
|
return '<br />'.Display::return_message($this->feedback, 'normal', false);
|
|
}
|
|
|
|
/**
|
|
* Check if this question exists in another exercise.
|
|
*
|
|
* @throws \Doctrine\ORM\Query\QueryException
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function existsInAnotherExercise()
|
|
{
|
|
$count = $this->getCountExercise();
|
|
|
|
return $count > 1;
|
|
}
|
|
|
|
/**
|
|
* @throws \Doctrine\ORM\Query\QueryException
|
|
*
|
|
* @return int
|
|
*/
|
|
public function getCountExercise()
|
|
{
|
|
$em = Database::getManager();
|
|
|
|
$count = $em
|
|
->createQuery('
|
|
SELECT COUNT(qq.iid) FROM ChamiloCourseBundle:CQuizRelQuestion qq
|
|
WHERE qq.question = :id
|
|
')
|
|
->setParameters(['id' => (int) $this->id])
|
|
->getSingleScalarResult();
|
|
|
|
return (int) $count;
|
|
}
|
|
|
|
/**
|
|
* Check if this question exists in another exercise.
|
|
*
|
|
* @throws \Doctrine\ORM\Query\QueryException
|
|
*/
|
|
public function getExerciseListWhereQuestionExists()
|
|
{
|
|
$em = Database::getManager();
|
|
|
|
return $em
|
|
->createQuery('
|
|
SELECT e
|
|
FROM ChamiloCourseBundle:CQuizRelQuestion qq
|
|
JOIN ChamiloCourseBundle:CQuiz e
|
|
WHERE e.iid = qq.exerciceId AND qq.questionId = :id
|
|
')
|
|
->setParameters(['id' => (int) $this->id])
|
|
->getResult();
|
|
}
|
|
|
|
/**
|
|
* @return int
|
|
*/
|
|
public function countAnswers()
|
|
{
|
|
$result = Database::select(
|
|
'COUNT(1) AS c',
|
|
Database::get_course_table(TABLE_QUIZ_ANSWER),
|
|
['where' => ['question_id = ?' => [$this->id]]],
|
|
'first'
|
|
);
|
|
|
|
return (int) $result['c'];
|
|
}
|
|
}
|
|
|