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4779 lines
204 KiB
4779 lines
204 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* Exercise class: This class allows to instantiate an object of type Exercise
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* @package chamilo.exercise
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* @author Olivier Brouckaert
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* @author Julio Montoya Cleaning exercises
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* Modified by Hubert Borderiou #294
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*/
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/**
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* Code
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*/
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define('ALL_ON_ONE_PAGE', 1);
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define('ONE_PER_PAGE', 2);
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define('EXERCISE_FEEDBACK_TYPE_END', 0); //Feedback - show score and expected answers
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define('EXERCISE_FEEDBACK_TYPE_DIRECT', 1); //DirectFeedback - Do not show score nor answers
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define('EXERCISE_FEEDBACK_TYPE_EXAM', 2); //NoFeedback - Show score only
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define('RESULT_DISABLE_SHOW_SCORE_AND_EXPECTED_ANSWERS', 0); //show score and expected answers
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define('RESULT_DISABLE_NO_SCORE_AND_EXPECTED_ANSWERS', 1); //Do not show score nor answers
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define('RESULT_DISABLE_SHOW_SCORE_ONLY', 2); //Show score only
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define('RESULT_DISABLE_SHOW_FINAL_SCORE_ONLY_WITH_CATEGORIES', 3); //Show final score only with categories
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define('EXERCISE_MAX_NAME_SIZE', 80);
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//All exercise scripts should depend in this debug variable
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$debug = false;
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class Exercise
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{
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public $id;
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public $name;
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public $title;
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public $exercise;
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public $description;
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public $sound;
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public $type; //ALL_ON_ONE_PAGE or ONE_PER_PAGE
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public $random;
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public $random_answers;
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public $active;
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public $timeLimit;
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public $attempts;
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public $feedback_type;
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public $end_time;
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public $start_time;
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public $questionList; // array with the list of this exercise's questions
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public $results_disabled;
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public $expired_time;
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public $course;
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public $course_id;
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public $propagate_neg;
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public $review_answers;
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public $randomByCat;
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public $text_when_finished;
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public $display_category_name;
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public $pass_percentage;
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public $edit_exercise_in_lp = false;
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public $is_gradebook_locked = false;
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public $exercise_was_added_in_lp = false;
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public $force_edit_exercise_in_lp = false;
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/**
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* Constructor of the class
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*
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* @author - Olivier Brouckaert
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*/
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public function Exercise($course_id = null)
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{
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$this->id = 0;
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$this->exercise = '';
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$this->description = '';
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$this->sound = '';
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$this->type = ALL_ON_ONE_PAGE;
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$this->random = 0;
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$this->random_answers = 0;
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$this->active = 1;
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$this->questionList = array();
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$this->timeLimit = 0;
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$this->end_time = '0000-00-00 00:00:00';
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$this->start_time = '0000-00-00 00:00:00';
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$this->results_disabled = 1;
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$this->expired_time = '0000-00-00 00:00:00';
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$this->propagate_neg = 0;
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$this->review_answers = false;
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$this->randomByCat = 0; //
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$this->text_when_finished = ""; //
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$this->display_category_name = 0;
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$this->pass_percentage = null;
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if (!empty($course_id)) {
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$course_info = api_get_course_info_by_id($course_id);
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} else {
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$course_info = api_get_course_info();
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}
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$this->course_id = $course_info['real_id'];
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$this->course = $course_info;
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}
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/**
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* reads exercise informations from the data base
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*
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* @author - Olivier Brouckaert
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* @param - integer $id - exercise ID
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* @return - boolean - true if exercise exists, otherwise false
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*/
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public function read($id)
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{
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global $_configuration;
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$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
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$table_lp_item = Database::get_course_table(TABLE_LP_ITEM);
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$id = intval($id);
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if (empty($this->course_id)) {
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return false;
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}
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$sql = "SELECT * FROM $TBL_EXERCICES WHERE c_id = ".$this->course_id." AND id = ".$id;
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$result = Database::query($sql);
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// if the exercise has been found
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if ($object = Database::fetch_object($result)) {
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$this->id = $id;
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$this->exercise = $object->title;
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$this->name = $object->title;
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$this->title = $object->title;
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$this->description = $object->description;
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$this->sound = $object->sound;
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$this->type = $object->type;
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if (empty($this->type)) {
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$this->type = ONE_PER_PAGE;
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}
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$this->random = $object->random;
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$this->random_answers = $object->random_answers;
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$this->active = $object->active;
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$this->results_disabled = $object->results_disabled;
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$this->attempts = $object->max_attempt;
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$this->feedback_type = $object->feedback_type;
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$this->propagate_neg = $object->propagate_neg;
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$this->randomByCat = $object->random_by_category;
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$this->text_when_finished = $object->text_when_finished;
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$this->display_category_name = $object->display_category_name;
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$this->pass_percentage = $object->pass_percentage;
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$this->is_gradebook_locked = api_resource_is_locked_by_gradebook($id, LINK_EXERCISE);
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$this->review_answers = (isset($object->review_answers) && $object->review_answers == 1) ? true : false;
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$sql = "SELECT max_score FROM $table_lp_item
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WHERE c_id = {$this->course_id} AND
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item_type = '".TOOL_QUIZ."' AND
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path = '".$id."'";
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$result = Database::query($sql);
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if (Database::num_rows($result) > 0) {
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$this->exercise_was_added_in_lp = true;
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}
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$this->force_edit_exercise_in_lp = isset($_configuration['force_edit_exercise_in_lp']) ? $_configuration['force_edit_exercise_in_lp'] : false;
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if ($this->exercise_was_added_in_lp) {
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$this->edit_exercise_in_lp = $this->force_edit_exercise_in_lp == true;
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} else {
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$this->edit_exercise_in_lp = true;
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}
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if ($object->end_time != '0000-00-00 00:00:00') {
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$this->end_time = $object->end_time;
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}
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if ($object->start_time != '0000-00-00 00:00:00') {
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$this->start_time = $object->start_time;
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}
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//control time
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$this->expired_time = $object->expired_time;
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//Checking if question_order is correctly set
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$this->questionList = $this->selectQuestionList(true);
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//overload questions list with recorded questions list
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//load questions only for exercises of type 'one question per page'
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//this is needed only is there is no questions
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/*
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// @todo not sure were in the code this is used somebody mess with the exercise tool
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// @todo don't know who add that config and why $_configuration['live_exercise_tracking']
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global $_configuration, $questionList;
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if ($this->type == ONE_PER_PAGE && $_SERVER['REQUEST_METHOD'] != 'POST' && defined('QUESTION_LIST_ALREADY_LOGGED') &&
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isset($_configuration['live_exercise_tracking']) && $_configuration['live_exercise_tracking']) {
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$this->questionList = $questionList;
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} */
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return true;
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}
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// exercise not found
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return false;
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}
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public function getCutTitle()
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{
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return Text::cut($this->exercise, EXERCISE_MAX_NAME_SIZE);
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}
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/**
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* Returns the exercise ID
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*
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* @author - Olivier Brouckaert
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*
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* @return int - exercise ID
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*/
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public function selectId()
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{
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return $this->id;
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}
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/**
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* returns the exercise title
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*
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* @author - Olivier Brouckaert
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*
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* @return string - exercise title
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*/
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function selectTitle()
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{
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return $this->exercise;
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}
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/**
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* returns the number of attempts setted
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*
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* @return numeric - exercise attempts
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*/
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function selectAttempts()
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{
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return $this->attempts;
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}
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/** returns the number of FeedbackType *
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* 0=>Feedback , 1=>DirectFeedback, 2=>NoFeedback
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*
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* @return int exercise attempts
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*/
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function selectFeedbackType()
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{
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return $this->feedback_type;
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}
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/**
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* returns the time limit
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*/
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function selectTimeLimit()
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{
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return $this->timeLimit;
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}
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/**
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* returns the exercise description
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*
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* @author - Olivier Brouckaert
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*
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* @return string - exercise description
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*/
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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 exercise sound file
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*
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* @author - Olivier Brouckaert
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*
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* @return - string - exercise description
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*/
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function selectSound()
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{
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return $this->sound;
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}
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/**
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* returns the exercise type
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*
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* @author - Olivier Brouckaert
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* @return - integer - exercise type
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*/
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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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* @author - hubert borderiou 30-11-11
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* @return - integer : do we display the question category name for students
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*/
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function selectDisplayCategoryName()
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{
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return $this->display_category_name;
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}
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function selectPassPercentage()
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{
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return $this->pass_percentage;
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}
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/**
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* @author - hubert borderiou 30-11-11
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* @return - : modify object to update the switch display_category_name
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* $in_txt is an integer 0 or 1
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*/
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function updateDisplayCategoryName($in_txt)
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{
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$this->display_category_name = $in_txt;
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}
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/**
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* @author - hubert borderiou 28-11-11
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* @return - html text : the text to display ay the end of the test.
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*/
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function selectTextWhenFinished()
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{
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return $this->text_when_finished;
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}
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/**
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* @author - hubert borderiou 28-11-11
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* @return - html text : update the text to display ay the end of the test.
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*/
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function updateTextWhenFinished($in_txt)
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{
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$this->text_when_finished = $in_txt;
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}
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/**
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* return 1 or 2 if randomByCat
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* @author - hubert borderiou
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* @return - integer - quiz random by category
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*/
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function selectRandomByCat()
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{
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return $this->randomByCat;
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}
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/**
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* return 0 if no random by cat
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* return 1 if random by cat, categories shuffled
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* return 2 if random by cat, categories sorted by alphabetic order
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* @author - hubert borderiou
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*
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* @return - integer - quiz random by category
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*/
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function isRandomByCat()
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{
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$res = 0;
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if ($this->randomByCat == 1) {
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$res = 1;
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} else {
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if ($this->randomByCat == 2) {
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$res = 2;
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}
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}
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return $res;
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}
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/**
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* return nothing
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* update randomByCat value for object
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* @author - hubert borderiou
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*/
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function updateRandomByCat($in_randombycat)
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{
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if ($in_randombycat == 1) {
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$this->randomByCat = 1;
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} else {
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if ($in_randombycat == 2) {
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$this->randomByCat = 2;
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} else {
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$this->randomByCat = 0;
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}
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}
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}
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/**
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* tells if questions are selected randomly, and if so returns the draws
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*
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* @author - Carlos Vargas
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*
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* @return int results disabled exercise
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*/
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function selectResultsDisabled()
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{
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return $this->results_disabled;
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}
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/**
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* tells if questions are selected randomly, and if so returns the draws
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*
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* @author - Olivier Brouckaert
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*
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* @return bool - 0 if not random, otherwise the draws
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*/
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function isRandom()
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{
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if ($this->random > 0 || $this->random == -1) {
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return true;
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} else {
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return false;
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}
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}
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/**
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* returns random answers status.
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*
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* @author - Juan Carlos Ra�a
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*/
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function selectRandomAnswers()
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{
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return $this->random_answers;
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}
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/**
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* Same as isRandom() but has a name applied to values different than 0 or 1
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*/
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function getShuffle()
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{
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return $this->random;
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}
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/**
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* returns the exercise status (1 = enabled ; 0 = disabled)
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*
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* @author - Olivier Brouckaert
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* @return - boolean - true if enabled, otherwise false
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*/
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function selectStatus()
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{
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return $this->active;
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}
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/**
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*
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* @param $start
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* @param $limit
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* @param $sidx
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* @param $sord
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* @param array $where_condition
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*/
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public function getQuestionList($start, $limit, $sidx, $sord, $where_condition = array())
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{
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if (!empty($this->id)) {
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$category_list = Testcategory::getCategoryListName();
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$TBL_EXERCICE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
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$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
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$sql = "SELECT q.id
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FROM $TBL_EXERCICE_QUESTION e INNER JOIN $TBL_QUESTIONS q
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ON (e.question_id= q.id AND e.c_id = ".$this->course_id." AND q.c_id = ".$this->course_id.")
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WHERE e.exercice_id = '".Database::escape_string($this->id)."'
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ORDER BY question_order";
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$limitCondition = null;
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if (!empty($start) && !empty($limit)) {
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$limitCondition = " LIMIT $start, $limit";
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}
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$sql .= $limitCondition;
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$columns = array('question', 'type', 'category', 'level', 'score', 'actions');
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$result = Database::query($sql);
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$questions = array();
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if (Database::num_rows($result)) {
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while ($question = Database::fetch_array($result, 'ASSOC')) {
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$objQuestionTmp = Question::read($question['id']);
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$category_labels = Testcategory::return_category_labels($objQuestionTmp->category_list, $category_list);
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if (empty($category_labels)) {
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$category_labels = "-";
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}
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// Question type
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list($typeImg, $typeExpl) = $objQuestionTmp->get_type_icon_html();
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$question_media = null;
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if (!empty($objQuestionTmp->parent_id)) {
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$objQuestionMedia = Question::read($objQuestionTmp->parent_id);
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$question_media = Display::label($objQuestionMedia->question, 'info');
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}
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$questionType = Display::tag('div', Display::return_icon($typeImg, $typeExpl, array(), ICON_SIZE_MEDIUM).$question_media);
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$question = array(
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'id' => $question['id'],
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'question' => $objQuestionTmp->selectTitle(),
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'type' => $questionType,
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'category' => Display::tag('div', '<a href="#" style="padding:0px; margin:0px;">'.$category_labels.'</a>'),
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'score' => $objQuestionTmp->selectWeighting(),
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'level' => $objQuestionTmp->level
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);
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$questions[] = $question;
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}
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}
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return $questions;
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}
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}
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/**
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* returns the array with the question ID list
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*
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* @author - Olivier Brouckaert
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* @return - array - question ID list
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*/
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function selectQuestionList($from_db = false)
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{
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if ($from_db && !empty($this->id)) {
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$TBL_EXERCICE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
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$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
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$sql = "SELECT DISTINCT e.question_order
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FROM $TBL_EXERCICE_QUESTION e INNER JOIN $TBL_QUESTIONS q
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ON (e.question_id = q.id AND e.c_id = ".$this->course_id." AND q.c_id = ".$this->course_id.")
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WHERE e.exercice_id = '".Database::escape_string($this->id)."'";
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$result = Database::query($sql);
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$count_question_orders = Database::num_rows($result);
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$sql = "SELECT e.question_id, e.question_order
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FROM $TBL_EXERCICE_QUESTION e INNER JOIN $TBL_QUESTIONS q
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ON (e.question_id= q.id AND e.c_id = ".$this->course_id." AND q.c_id = ".$this->course_id.")
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WHERE e.exercice_id = '".Database::escape_string($this->id)."'
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ORDER BY question_order";
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$result = Database::query($sql);
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// fills the array with the question ID for this exercise
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// the key of the array is the question position
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$temp_question_list = array();
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$counter = 1;
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$question_list = array();
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while ($new_object = Database::fetch_object($result)) {
|
|
$question_list[$new_object->question_order] = $new_object->question_id;
|
|
$temp_question_list[$counter] = $new_object->question_id;
|
|
$counter++;
|
|
}
|
|
|
|
if (!empty($temp_question_list)) {
|
|
if (count($temp_question_list) != $count_question_orders) {
|
|
$question_list = $temp_question_list;
|
|
}
|
|
}
|
|
|
|
return $question_list;
|
|
}
|
|
|
|
return $this->questionList;
|
|
}
|
|
|
|
/**
|
|
* returns the number of questions in this exercise
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @return - integer - number of questions
|
|
*/
|
|
function selectNbrQuestions()
|
|
{
|
|
return sizeof($this->questionList);
|
|
}
|
|
|
|
function selectPropagateNeg()
|
|
{
|
|
return $this->propagate_neg;
|
|
}
|
|
|
|
/**
|
|
* Selects questions randomly in the question list
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @return - array - if the exercise is not set to take questions randomly, returns the question list
|
|
* without randomizing, otherwise, returns the list with questions selected randomly
|
|
* Modified by Hubert Borderiou 15 nov 2011
|
|
*/
|
|
function selectRandomList()
|
|
{
|
|
$nbQuestions = $this->selectNbrQuestions();
|
|
$temp_list = $this->questionList;
|
|
|
|
//Not a random exercise, or if there are not at least 2 questions
|
|
if ($this->random == 0 || $nbQuestions < 2) {
|
|
return $this->questionList;
|
|
}
|
|
if ($nbQuestions != 0) {
|
|
shuffle($temp_list);
|
|
$my_random_list = array_combine(range(1, $nbQuestions), $temp_list);
|
|
$my_question_list = array();
|
|
// $this->random == -1 if random with all questions
|
|
if ($this->random > 0) {
|
|
$i = 0;
|
|
foreach ($my_random_list as $item) {
|
|
if ($i < $this->random) {
|
|
$my_question_list[$i] = $item;
|
|
} else {
|
|
break;
|
|
}
|
|
$i++;
|
|
}
|
|
} else {
|
|
$my_question_list = $my_random_list;
|
|
}
|
|
|
|
return $my_question_list;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* returns 'true' if the question ID is in the question list
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @param - integer $questionId - question ID
|
|
* @return - boolean - true if in the list, otherwise false
|
|
*/
|
|
function isInList($questionId)
|
|
{
|
|
if (is_array($this->questionList)) {
|
|
return in_array($questionId, $this->questionList);
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* changes the exercise title
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @param - string $title - exercise title
|
|
*/
|
|
function updateTitle($title)
|
|
{
|
|
$this->exercise = $title;
|
|
}
|
|
|
|
/**
|
|
* changes the exercise max attempts
|
|
*
|
|
* @param - numeric $attempts - exercise max attempts
|
|
*/
|
|
function updateAttempts($attempts)
|
|
{
|
|
$this->attempts = $attempts;
|
|
}
|
|
|
|
/**
|
|
* changes the exercise feedback type
|
|
*
|
|
* @param - numeric $attempts - exercise max attempts
|
|
*/
|
|
function updateFeedbackType($feedback_type)
|
|
{
|
|
$this->feedback_type = $feedback_type;
|
|
}
|
|
|
|
/**
|
|
* changes the exercise description
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @param - string $description - exercise description
|
|
*/
|
|
function updateDescription($description)
|
|
{
|
|
$this->description = $description;
|
|
}
|
|
|
|
/**
|
|
* changes the exercise expired_time
|
|
*
|
|
* @author - Isaac flores
|
|
* @param - int The expired time of the quiz
|
|
*/
|
|
function updateExpiredTime($expired_time)
|
|
{
|
|
$this->expired_time = $expired_time;
|
|
}
|
|
|
|
function updatePropagateNegative($value)
|
|
{
|
|
$this->propagate_neg = $value;
|
|
}
|
|
|
|
function updateReviewAnswers($value)
|
|
{
|
|
$this->review_answers = (isset($value) && $value) ? true : false;
|
|
}
|
|
|
|
function updatePassPercentage($value)
|
|
{
|
|
$this->pass_percentage = $value;
|
|
}
|
|
|
|
/**
|
|
* changes the exercise sound file
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @param - string $sound - exercise sound file
|
|
* @param - string $delete - ask to delete the file
|
|
*/
|
|
function updateSound($sound, $delete)
|
|
{
|
|
global $audioPath, $documentPath;
|
|
$TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT);
|
|
|
|
if ($sound['size'] && (strstr($sound['type'], 'audio') || strstr($sound['type'], 'video'))) {
|
|
$this->sound = $sound['name'];
|
|
|
|
if (@move_uploaded_file($sound['tmp_name'], $audioPath.'/'.$this->sound)) {
|
|
$query = "SELECT 1 FROM $TBL_DOCUMENT WHERE c_id = ".$this->course_id." AND path='".str_replace(
|
|
$documentPath,
|
|
'',
|
|
$audioPath
|
|
).'/'.$this->sound."'";
|
|
$result = Database::query($query);
|
|
|
|
if (!Database::num_rows($result)) {
|
|
/* $query="INSERT INTO $TBL_DOCUMENT(path,filetype) VALUES "
|
|
." ('".str_replace($documentPath,'',$audioPath).'/'.$this->sound."','file')";
|
|
Database::query($query); */
|
|
$id = FileManager::add_document(
|
|
$this->course,
|
|
str_replace($documentPath, '', $audioPath).'/'.$this->sound,
|
|
'file',
|
|
$sound['size'],
|
|
$sound['name']
|
|
);
|
|
api_item_property_update($this->course, TOOL_DOCUMENT, $id, 'DocumentAdded', api_get_user_id());
|
|
FileManager::item_property_update_on_folder(
|
|
$this->course,
|
|
str_replace($documentPath, '', $audioPath),
|
|
api_get_user_id()
|
|
);
|
|
}
|
|
}
|
|
} elseif ($delete && is_file($audioPath.'/'.$this->sound)) {
|
|
$this->sound = '';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* changes the exercise type
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @param - integer $type - exercise type
|
|
*/
|
|
function updateType($type)
|
|
{
|
|
$this->type = $type;
|
|
}
|
|
|
|
/**
|
|
* sets to 0 if questions are not selected randomly
|
|
* if questions are selected randomly, sets the draws
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @param - integer $random - 0 if not random, otherwise the draws
|
|
*/
|
|
function setRandom($random)
|
|
{
|
|
/* if ($random == 'all') {
|
|
$random = $this->selectNbrQuestions();
|
|
} */
|
|
$this->random = $random;
|
|
}
|
|
|
|
/**
|
|
* sets to 0 if answers are not selected randomly
|
|
* if answers are selected randomly
|
|
* @author - Juan Carlos Ra�a
|
|
* @param - integer $random_answers - random answers
|
|
*/
|
|
function updateRandomAnswers($random_answers)
|
|
{
|
|
$this->random_answers = $random_answers;
|
|
}
|
|
|
|
/**
|
|
* enables the exercise
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
*/
|
|
function enable()
|
|
{
|
|
$this->active = 1;
|
|
}
|
|
|
|
/**
|
|
* disables the exercise
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
*/
|
|
function disable()
|
|
{
|
|
$this->active = 0;
|
|
}
|
|
|
|
function disable_results()
|
|
{
|
|
$this->results_disabled = true;
|
|
}
|
|
|
|
function enable_results()
|
|
{
|
|
$this->results_disabled = false;
|
|
}
|
|
|
|
function updateResultsDisabled($results_disabled)
|
|
{
|
|
$this->results_disabled = intval($results_disabled);
|
|
}
|
|
|
|
/**
|
|
* updates the exercise in the data base
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
*/
|
|
function save($type_e = '')
|
|
{
|
|
global $_course;
|
|
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
|
|
|
|
$id = $this->id;
|
|
$exercise = $this->exercise;
|
|
$description = $this->description;
|
|
$sound = $this->sound;
|
|
$type = $this->type;
|
|
$attempts = $this->attempts;
|
|
$feedback_type = $this->feedback_type;
|
|
$random = $this->random;
|
|
$random_answers = $this->random_answers;
|
|
$active = $this->active;
|
|
$propagate_neg = $this->propagate_neg;
|
|
$review_answers = (isset($this->review_answers) && $this->review_answers) ? 1 : 0;
|
|
$randomByCat = $this->randomByCat;
|
|
$text_when_finished = $this->text_when_finished;
|
|
$display_category_name = intval($this->display_category_name);
|
|
$pass_percentage = intval($this->pass_percentage);
|
|
|
|
$session_id = api_get_session_id();
|
|
|
|
//If direct we do not show results
|
|
if ($feedback_type == EXERCISE_FEEDBACK_TYPE_DIRECT) {
|
|
$results_disabled = 0;
|
|
} else {
|
|
$results_disabled = intval($this->results_disabled);
|
|
}
|
|
|
|
$expired_time = intval($this->expired_time);
|
|
|
|
if (!empty($this->start_time) && $this->start_time != '0000-00-00 00:00:00') {
|
|
$start_time = Database::escape_string(api_get_utc_datetime($this->start_time));
|
|
} else {
|
|
$start_time = '0000-00-00 00:00:00';
|
|
}
|
|
if (!empty($this->end_time) && $this->end_time != '0000-00-00 00:00:00') {
|
|
$end_time = Database::escape_string(api_get_utc_datetime($this->end_time));
|
|
} else {
|
|
$end_time = '0000-00-00 00:00:00';
|
|
}
|
|
|
|
// Exercise already exists
|
|
if ($id) {
|
|
$sql = "UPDATE $TBL_EXERCICES SET
|
|
title='".Database::escape_string($exercise)."',
|
|
description='".Database::escape_string($description)."'";
|
|
|
|
if ($type_e != 'simple') {
|
|
$sql .= ",sound='".Database::escape_string($sound)."',
|
|
type ='".Database::escape_string($type)."',
|
|
random ='".Database::escape_string($random)."',
|
|
random_answers ='".Database::escape_string($random_answers)."',
|
|
active ='".Database::escape_string($active)."',
|
|
feedback_type ='".Database::escape_string($feedback_type)."',
|
|
start_time = '$start_time',
|
|
end_time = '$end_time',
|
|
max_attempt ='".Database::escape_string($attempts)."',
|
|
expired_time ='".Database::escape_string($expired_time)."',
|
|
propagate_neg ='".Database::escape_string($propagate_neg)."',
|
|
review_answers ='".Database::escape_string($review_answers)."',
|
|
random_by_category='".Database::escape_string($randomByCat)."',
|
|
text_when_finished = '".Database::escape_string($text_when_finished)."',
|
|
display_category_name = '".Database::escape_string($display_category_name)."',
|
|
pass_percentage = '".Database::escape_string($pass_percentage)."',
|
|
results_disabled='".Database::escape_string($results_disabled)."'";
|
|
}
|
|
$sql .= " WHERE c_id = ".$this->course_id." AND id='".Database::escape_string($id)."'";
|
|
Database::query($sql);
|
|
|
|
// update into the item_property table
|
|
api_item_property_update($_course, TOOL_QUIZ, $id, 'QuizUpdated', api_get_user_id());
|
|
|
|
if (api_get_setting('search_enabled') == 'true') {
|
|
$this->search_engine_edit();
|
|
}
|
|
} else {
|
|
// creates a new exercise
|
|
$sql = "INSERT INTO $TBL_EXERCICES (c_id, start_time, end_time, title, description, sound, type, random, random_answers, active,
|
|
results_disabled, max_attempt, feedback_type, expired_time, session_id, review_answers, random_by_category,
|
|
text_when_finished, display_category_name, pass_percentage)
|
|
VALUES(
|
|
".$this->course_id.",
|
|
'$start_time','$end_time',
|
|
'".Database::escape_string($exercise)."',
|
|
'".Database::escape_string($description)."',
|
|
'".Database::escape_string($sound)."',
|
|
'".Database::escape_string($type)."',
|
|
'".Database::escape_string($random)."',
|
|
'".Database::escape_string($random_answers)."',
|
|
'".Database::escape_string($active)."',
|
|
'".Database::escape_string($results_disabled)."',
|
|
'".Database::escape_string($attempts)."',
|
|
'".Database::escape_string($feedback_type)."',
|
|
'".Database::escape_string($expired_time)."',
|
|
'".Database::escape_string($session_id)."',
|
|
'".Database::escape_string($review_answers)."',
|
|
'".Database::escape_string($randomByCat)."',
|
|
'".Database::escape_string($text_when_finished)."',
|
|
'".Database::escape_string($display_category_name)."',
|
|
'".Database::escape_string($pass_percentage)."'
|
|
)";
|
|
Database::query($sql);
|
|
$this->id = Database::insert_id();
|
|
|
|
$this->add_exercise_to_order_table();
|
|
|
|
// insert into the item_property table
|
|
api_item_property_update($this->course, TOOL_QUIZ, $this->id, 'QuizAdded', api_get_user_id());
|
|
api_set_default_visibility($this->id, TOOL_QUIZ);
|
|
|
|
if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian')) {
|
|
$this->search_engine_save();
|
|
}
|
|
}
|
|
|
|
// updates the question position
|
|
$this->update_question_positions();
|
|
}
|
|
|
|
/* Updates question position */
|
|
|
|
function update_question_positions()
|
|
{
|
|
$quiz_question_table = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
//Fixes #3483 when updating order
|
|
$question_list = $this->selectQuestionList(true);
|
|
if (!empty($question_list)) {
|
|
foreach ($question_list as $position => $questionId) {
|
|
$sql = "UPDATE $quiz_question_table SET question_order ='".intval($position)."'".
|
|
"WHERE c_id = ".$this->course_id." AND question_id = ".intval(
|
|
$questionId
|
|
)." AND exercice_id=".intval($this->id);
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds a question into the question list
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @param - integer $questionId - question ID
|
|
* @return - boolean - true if the question has been added, otherwise false
|
|
*/
|
|
function addToList($questionId)
|
|
{
|
|
// checks if the question ID is not in the list
|
|
if (!$this->isInList($questionId)) {
|
|
// selects the max position
|
|
if (!$this->selectNbrQuestions()) {
|
|
$pos = 1;
|
|
} else {
|
|
if (is_array($this->questionList)) {
|
|
$pos = max(array_keys($this->questionList)) + 1;
|
|
}
|
|
}
|
|
$this->questionList[$pos] = $questionId;
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* removes a question from the question list
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
* @param - integer $questionId - question ID
|
|
* @return - boolean - true if the question has been removed, otherwise false
|
|
*/
|
|
function removeFromList($questionId)
|
|
{
|
|
// searches the position of the question ID in the list
|
|
$pos = array_search($questionId, $this->questionList);
|
|
|
|
// question not found
|
|
if ($pos === false) {
|
|
return false;
|
|
} else {
|
|
// dont reduce the number of random question if we use random by category option, or if
|
|
// random all questions
|
|
if ($this->isRandom() && $this->isRandomByCat() == 0) {
|
|
if (count($this->questionList) >= $this->random && $this->random > 0) {
|
|
$this->random -= 1;
|
|
$this->save();
|
|
}
|
|
}
|
|
// deletes the position from the array containing the wanted question ID
|
|
unset($this->questionList[$pos]);
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* deletes the exercise from the database
|
|
* Notice : leaves the question in the data base
|
|
*
|
|
* @author - Olivier Brouckaert
|
|
*/
|
|
function delete()
|
|
{
|
|
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
|
|
$sql = "UPDATE $TBL_EXERCICES SET active='-1' WHERE c_id = ".$this->course_id." AND id='".Database::escape_string(
|
|
$this->id
|
|
)."'";
|
|
Database::query($sql);
|
|
api_item_property_update($this->course, TOOL_QUIZ, $this->id, 'QuizDeleted', api_get_user_id());
|
|
$this->delete_exercise_order();
|
|
|
|
if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian')) {
|
|
$this->search_engine_delete();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Creates the form to create / edit an exercise
|
|
* @param FormValidator $form the formvalidator instance (by reference)
|
|
*/
|
|
function createForm($form, $type = 'full')
|
|
{
|
|
global $id;
|
|
|
|
if (empty($type)) {
|
|
$type = 'full';
|
|
}
|
|
|
|
// form title
|
|
if (!empty($_GET['exerciseId'])) {
|
|
$form_title = get_lang('ModifyExercise');
|
|
} else {
|
|
$form_title = get_lang('NewEx');
|
|
}
|
|
|
|
$form->addElement('header', $form_title);
|
|
|
|
// title
|
|
$form->addElement(
|
|
'text',
|
|
'exerciseTitle',
|
|
get_lang('ExerciseName'),
|
|
array('class' => 'span6', 'id' => 'exercise_title')
|
|
);
|
|
//$form->applyFilter('exerciseTitle','html_filter');
|
|
|
|
$form->addElement(
|
|
'advanced_settings',
|
|
'
|
|
<a href="javascript://" onclick=" return show_media()">
|
|
<span id="media_icon">
|
|
<img style="vertical-align: middle;" src="../img/looknfeel.png" alt="" /> '.addslashes(
|
|
api_htmlentities(get_lang('ExerciseDescription'))
|
|
).'
|
|
</span>
|
|
</a>
|
|
'
|
|
);
|
|
|
|
$editor_config = array('ToolbarSet' => 'TestQuestionDescription', 'Width' => '100%', 'Height' => '150');
|
|
if (is_array($type)) {
|
|
$editor_config = array_merge($editor_config, $type);
|
|
}
|
|
|
|
$form->addElement('html', '<div class="HideFCKEditor" id="HiddenFCKexerciseDescription" >');
|
|
$form->add_html_editor('exerciseDescription', get_lang('ExerciseDescription'), false, false, $editor_config);
|
|
$form->addElement('html', '</div>');
|
|
|
|
$form->addElement(
|
|
'advanced_settings',
|
|
'<a href="javascript://" onclick=" return advanced_parameters()"><span id="img_plus_and_minus"><div style="vertical-align:top;" >
|
|
<img style="vertical-align:middle;" src="../img/div_show.gif" alt="" /> '.addslashes(
|
|
api_htmlentities(get_lang('AdvancedParameters'))
|
|
).'</div></span></a>'
|
|
);
|
|
|
|
// Random questions
|
|
// style="" and not "display:none" to avoid #4029 Random and number of attempt menu empty
|
|
$form->addElement('html', '<div id="options" style="">');
|
|
|
|
if ($type == 'full') {
|
|
|
|
/* $feedback_option[0]=get_lang('ExerciseAtTheEndOfTheTest');
|
|
$feedback_option[1]=get_lang('DirectFeedback');
|
|
$feedback_option[2]=get_lang('NoFeedback');
|
|
*/
|
|
//Can't modify a DirectFeedback question
|
|
if ($this->selectFeedbackType() != EXERCISE_FEEDBACK_TYPE_DIRECT) {
|
|
// feedback type
|
|
$radios_feedback = array();
|
|
$radios_feedback[] = $form->createElement(
|
|
'radio',
|
|
'exerciseFeedbackType',
|
|
null,
|
|
get_lang('ExerciseAtTheEndOfTheTest'),
|
|
'0',
|
|
array('id' => 'exerciseType_0', 'onclick' => 'check_feedback()')
|
|
);
|
|
|
|
if (api_get_setting('enable_quiz_scenario') == 'true') {
|
|
//Can't convert a question from one feedback to another if there is more than 1 question already added
|
|
if ($this->selectNbrQuestions() == 0) {
|
|
$radios_feedback[] = $form->createElement(
|
|
'radio',
|
|
'exerciseFeedbackType',
|
|
null,
|
|
get_lang('DirectFeedback'),
|
|
'1',
|
|
array('id' => 'exerciseType_1', 'onclick' => 'check_direct_feedback()')
|
|
);
|
|
}
|
|
}
|
|
|
|
$radios_feedback[] = $form->createElement(
|
|
'radio',
|
|
'exerciseFeedbackType',
|
|
null,
|
|
get_lang('NoFeedback'),
|
|
'2',
|
|
array('id' => 'exerciseType_2')
|
|
);
|
|
$form->addGroup($radios_feedback, null, get_lang('FeedbackType'), '');
|
|
|
|
// test type
|
|
$radios = array();
|
|
|
|
$radios[] = $form->createElement(
|
|
'radio',
|
|
'exerciseType',
|
|
null,
|
|
get_lang('SimpleExercise'),
|
|
'1',
|
|
array('onclick' => 'check_per_page_all()', 'id' => 'option_page_all')
|
|
);
|
|
$radios[] = $form->createElement(
|
|
'radio',
|
|
'exerciseType',
|
|
null,
|
|
get_lang('SequentialExercise'),
|
|
'2',
|
|
array('onclick' => 'check_per_page_one()', 'id' => 'option_page_one')
|
|
);
|
|
|
|
$form->addGroup($radios, null, get_lang('QuestionsPerPage'), '');
|
|
|
|
$radios_results_disabled = array();
|
|
$radios_results_disabled[] = $form->createElement(
|
|
'radio',
|
|
'results_disabled',
|
|
null,
|
|
get_lang('ShowScoreAndRightAnswer'),
|
|
'0',
|
|
array('id' => 'result_disabled_0')
|
|
);
|
|
$radios_results_disabled[] = $form->createElement(
|
|
'radio',
|
|
'results_disabled',
|
|
null,
|
|
get_lang('DoNotShowScoreNorRightAnswer'),
|
|
'1',
|
|
array('id' => 'result_disabled_1', 'onclick' => 'check_results_disabled()')
|
|
);
|
|
$radios_results_disabled[] = $form->createElement(
|
|
'radio',
|
|
'results_disabled',
|
|
null,
|
|
get_lang('OnlyShowScore'),
|
|
'2',
|
|
array('id' => 'result_disabled_2', 'onclick' => 'check_results_disabled()')
|
|
);
|
|
//$radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('ExamModeWithFinalScoreShowOnlyFinalScoreWithCategoriesIfAvailable'), '3', array('id'=>'result_disabled_3','onclick' => 'check_results_disabled()'));
|
|
|
|
$form->addGroup($radios_results_disabled, null, get_lang('ShowResultsToStudents'), '');
|
|
} else {
|
|
// if is Directfeedback but has not questions we can allow to modify the question type
|
|
if ($this->selectNbrQuestions() == 0) {
|
|
|
|
// feedback type
|
|
$radios_feedback = array();
|
|
$radios_feedback[] = $form->createElement(
|
|
'radio',
|
|
'exerciseFeedbackType',
|
|
null,
|
|
get_lang('ExerciseAtTheEndOfTheTest'),
|
|
'0',
|
|
array('id' => 'exerciseType_0', 'onclick' => 'check_feedback()')
|
|
);
|
|
|
|
if (api_get_setting('enable_quiz_scenario') == 'true') {
|
|
$radios_feedback[] = $form->createElement(
|
|
'radio',
|
|
'exerciseFeedbackType',
|
|
null,
|
|
get_lang('DirectFeedback'),
|
|
'1',
|
|
array('id' => 'exerciseType_1', 'onclick' => 'check_direct_feedback()')
|
|
);
|
|
}
|
|
$radios_feedback[] = $form->createElement(
|
|
'radio',
|
|
'exerciseFeedbackType',
|
|
null,
|
|
get_lang('NoFeedback'),
|
|
'2',
|
|
array('id' => 'exerciseType_2')
|
|
);
|
|
$form->addGroup($radios_feedback, null, get_lang('FeedbackType'));
|
|
|
|
|
|
//$form->addElement('select', 'exerciseFeedbackType',get_lang('FeedbackType'),$feedback_option,'onchange="javascript:feedbackselection()"');
|
|
// test type
|
|
$radios = array();
|
|
$radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SimpleExercise'), '1');
|
|
$radios[] = $form->createElement(
|
|
'radio',
|
|
'exerciseType',
|
|
null,
|
|
get_lang('SequentialExercise'),
|
|
'2'
|
|
);
|
|
$form->addGroup($radios, null, get_lang('ExerciseType'));
|
|
|
|
$radios_results_disabled = array();
|
|
$radios_results_disabled[] = $form->createElement(
|
|
'radio',
|
|
'results_disabled',
|
|
null,
|
|
get_lang('ShowScoreAndRightAnswer'),
|
|
'0',
|
|
array('id' => 'result_disabled_0')
|
|
);
|
|
$radios_results_disabled[] = $form->createElement(
|
|
'radio',
|
|
'results_disabled',
|
|
null,
|
|
get_lang('DoNotShowScoreNorRightAnswer'),
|
|
'1',
|
|
array('id' => 'result_disabled_1', 'onclick' => 'check_results_disabled()')
|
|
);
|
|
$radios_results_disabled[] = $form->createElement(
|
|
'radio',
|
|
'results_disabled',
|
|
null,
|
|
get_lang('OnlyShowScore'),
|
|
'2',
|
|
array('id' => 'result_disabled_2', 'onclick' => 'check_results_disabled()')
|
|
);
|
|
$form->addGroup($radios_results_disabled, null, get_lang('ShowResultsToStudents'), '');
|
|
} else {
|
|
//Show options freeze
|
|
$radios_results_disabled[] = $form->createElement(
|
|
'radio',
|
|
'results_disabled',
|
|
null,
|
|
get_lang('ShowScoreAndRightAnswer'),
|
|
'0',
|
|
array('id' => 'result_disabled_0')
|
|
);
|
|
$radios_results_disabled[] = $form->createElement(
|
|
'radio',
|
|
'results_disabled',
|
|
null,
|
|
get_lang('DoNotShowScoreNorRightAnswer'),
|
|
'1',
|
|
array('id' => 'result_disabled_1', 'onclick' => 'check_results_disabled()')
|
|
);
|
|
$radios_results_disabled[] = $form->createElement(
|
|
'radio',
|
|
'results_disabled',
|
|
null,
|
|
get_lang('OnlyShowScore'),
|
|
'2',
|
|
array('id' => 'result_disabled_2', 'onclick' => 'check_results_disabled()')
|
|
);
|
|
$result_disable_group = $form->addGroup(
|
|
$radios_results_disabled,
|
|
null,
|
|
get_lang('ShowResultsToStudents'),
|
|
''
|
|
);
|
|
$result_disable_group->freeze();
|
|
|
|
$radios[] = $form->createElement(
|
|
'radio',
|
|
'exerciseType',
|
|
null,
|
|
get_lang('SimpleExercise'),
|
|
'1',
|
|
array('onclick' => 'check_per_page_all()', 'id' => 'option_page_all')
|
|
);
|
|
$radios[] = $form->createElement(
|
|
'radio',
|
|
'exerciseType',
|
|
null,
|
|
get_lang('SequentialExercise'),
|
|
'2',
|
|
array('onclick' => 'check_per_page_one()', 'id' => 'option_page_one')
|
|
);
|
|
|
|
$type_group = $form->addGroup($radios, null, get_lang('QuestionsPerPage'), '');
|
|
$type_group->freeze();
|
|
|
|
//we force the options to the DirectFeedback exercisetype
|
|
$form->addElement('hidden', 'exerciseFeedbackType', EXERCISE_FEEDBACK_TYPE_DIRECT);
|
|
$form->addElement('hidden', 'exerciseType', ONE_PER_PAGE);
|
|
}
|
|
}
|
|
|
|
// number of random question
|
|
|
|
$max = ($this->id > 0) ? $this->selectNbrQuestions() : 10;
|
|
$option = range(0, $max);
|
|
$option[0] = get_lang('No');
|
|
$option[-1] = get_lang('AllQuestionsShort');
|
|
$form->addElement(
|
|
'select',
|
|
'randomQuestions',
|
|
array(get_lang('RandomQuestions'), get_lang('RandomQuestionsHelp')),
|
|
$option,
|
|
array('id' => 'randomQuestions', 'class' => 'chzn-select')
|
|
);
|
|
|
|
//random answers
|
|
$radios_random_answers = array();
|
|
$radios_random_answers[] = $form->createElement('radio', 'randomAnswers', null, get_lang('Yes'), '1');
|
|
$radios_random_answers[] = $form->createElement('radio', 'randomAnswers', null, get_lang('No'), '0');
|
|
$form->addGroup($radios_random_answers, null, get_lang('RandomAnswers'), '');
|
|
|
|
//randow by category
|
|
$form->addElement('html', '<div class="clear"> </div>');
|
|
$radiocat = array();
|
|
$radiocat[] = $form->createElement(
|
|
'radio',
|
|
'randomByCat',
|
|
null,
|
|
get_lang('YesWithCategoriesShuffled'),
|
|
'1'
|
|
);
|
|
$radiocat[] = $form->createElement('radio', 'randomByCat', null, get_lang('YesWithCategoriesSorted'), '2');
|
|
$radiocat[] = $form->createElement('radio', 'randomByCat', null, get_lang('No'), '0');
|
|
$form->addGroup($radiocat, null, get_lang('RandomQuestionByCategory'), '');
|
|
$form->addElement('html', '<div class="clear"> </div>');
|
|
|
|
// add the radio display the category name for student
|
|
$radio_display_cat_name = array();
|
|
$radio_display_cat_name[] = $form->createElement(
|
|
'radio',
|
|
'display_category_name',
|
|
null,
|
|
get_lang('Yes'),
|
|
'1'
|
|
);
|
|
$radio_display_cat_name[] = $form->createElement(
|
|
'radio',
|
|
'display_category_name',
|
|
null,
|
|
get_lang('No'),
|
|
'0'
|
|
);
|
|
$form->addGroup($radio_display_cat_name, null, get_lang('QuestionDisplayCategoryName'), '');
|
|
|
|
//Attempts
|
|
$attempt_option = range(0, 10);
|
|
$attempt_option[0] = get_lang('Infinite');
|
|
|
|
$form->addElement(
|
|
'select',
|
|
'exerciseAttempts',
|
|
get_lang('ExerciseAttempts'),
|
|
$attempt_option,
|
|
array('id' => 'exerciseAttempts', 'class' => 'chzn-select')
|
|
);
|
|
|
|
// Exercice time limit
|
|
$form->addElement(
|
|
'checkbox',
|
|
'activate_start_date_check',
|
|
null,
|
|
get_lang('EnableStartTime'),
|
|
array('onclick' => 'activate_start_date()')
|
|
);
|
|
|
|
$var = Exercise::selectTimeLimit();
|
|
|
|
if (($this->start_time != '0000-00-00 00:00:00')) {
|
|
$form->addElement('html', '<div id="start_date_div" style="display:block;">');
|
|
} else {
|
|
$form->addElement('html', '<div id="start_date_div" style="display:none;">');
|
|
}
|
|
|
|
$form->addElement('datepicker', 'start_time', '', array('form_name' => 'exercise_admin'), 5);
|
|
|
|
$form->addElement('html', '</div>');
|
|
|
|
$form->addElement(
|
|
'checkbox',
|
|
'activate_end_date_check',
|
|
null,
|
|
get_lang('EnableEndTime'),
|
|
array('onclick' => 'activate_end_date()')
|
|
);
|
|
|
|
if (($this->end_time != '0000-00-00 00:00:00')) {
|
|
$form->addElement('html', '<div id="end_date_div" style="display:block;">');
|
|
} else {
|
|
$form->addElement('html', '<div id="end_date_div" style="display:none;">');
|
|
}
|
|
|
|
$form->addElement('datepicker', 'end_time', '', array('form_name' => 'exercise_admin'), 5);
|
|
$form->addElement('html', '</div>');
|
|
|
|
//$check_option=$this->selectType();
|
|
$diplay = 'block';
|
|
$form->addElement('checkbox', 'propagate_neg', null, get_lang('PropagateNegativeResults'));
|
|
$form->addElement('html', '<div class="clear"> </div>');
|
|
$form->addElement('checkbox', 'review_answers', null, get_lang('ReviewAnswers'));
|
|
|
|
$form->addElement('html', '<div id="divtimecontrol" style="display:'.$diplay.';">');
|
|
|
|
//Timer control
|
|
//$time_hours_option = range(0,12);
|
|
//$time_minutes_option = range(0,59);
|
|
$form->addElement(
|
|
'checkbox',
|
|
'enabletimercontrol',
|
|
null,
|
|
get_lang('EnableTimerControl'),
|
|
array(
|
|
'onclick' => 'option_time_expired()',
|
|
'id' => 'enabletimercontrol',
|
|
'onload' => 'check_load_time()'
|
|
)
|
|
);
|
|
$expired_date = (int)$this->selectExpiredTime();
|
|
|
|
if (($expired_date != '0')) {
|
|
$form->addElement('html', '<div id="timercontrol" style="display:block;">');
|
|
} else {
|
|
$form->addElement('html', '<div id="timercontrol" style="display:none;">');
|
|
}
|
|
$form->addElement(
|
|
'text',
|
|
'enabletimercontroltotalminutes',
|
|
get_lang('ExerciseTotalDurationInMinutes'),
|
|
array('style' => 'width : 35px', 'id' => 'enabletimercontroltotalminutes')
|
|
);
|
|
$form->addElement('html', '</div>');
|
|
|
|
$form->addElement(
|
|
'text',
|
|
'pass_percentage',
|
|
array(get_lang('PassPercentage'), null, '%'),
|
|
array('id' => 'pass_percentage')
|
|
);
|
|
$form->addRule('pass_percentage', get_lang('Numeric'), 'numeric');
|
|
|
|
// add the text_when_finished textbox
|
|
$form->add_html_editor('text_when_finished', get_lang('TextWhenFinished'), false, false, $editor_config);
|
|
|
|
$defaults = array();
|
|
|
|
if (api_get_setting('search_enabled') === 'true') {
|
|
require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
|
|
|
|
$form->addElement('checkbox', 'index_document', '', get_lang('SearchFeatureDoIndexDocument'));
|
|
$form->addElement('select_language', 'language', get_lang('SearchFeatureDocumentLanguage'));
|
|
|
|
$specific_fields = get_specific_field_list();
|
|
|
|
foreach ($specific_fields as $specific_field) {
|
|
$form->addElement('text', $specific_field['code'], $specific_field['name']);
|
|
$filter = array(
|
|
'c_id' => "'".api_get_course_int_id()."'",
|
|
'field_id' => $specific_field['id'],
|
|
'ref_id' => $this->id,
|
|
'tool_id' => '\''.TOOL_QUIZ.'\''
|
|
);
|
|
$values = get_specific_field_values_list($filter, array('value'));
|
|
if (!empty($values)) {
|
|
$arr_str_values = array();
|
|
foreach ($values as $value) {
|
|
$arr_str_values[] = $value['value'];
|
|
}
|
|
$defaults[$specific_field['code']] = implode(', ', $arr_str_values);
|
|
}
|
|
}
|
|
//$form->addElement ('html','</div>');
|
|
}
|
|
|
|
$form->addElement('html', '</div>'); //End advanced setting
|
|
$form->addElement('html', '</div>');
|
|
}
|
|
|
|
// submit
|
|
$text = isset($_GET['exerciseId']) ? get_lang('ModifyExercise') : get_lang('ProcedToQuestions');
|
|
|
|
$form->addElement('style_submit_button', 'submitExercise', $text, 'class="save"');
|
|
|
|
$form->addRule('exerciseTitle', get_lang('GiveExerciseName'), 'required');
|
|
|
|
if ($type == 'full') {
|
|
// rules
|
|
$form->addRule('exerciseAttempts', get_lang('Numeric'), 'numeric');
|
|
$form->addRule('start_time', get_lang('InvalidDate'), 'date');
|
|
$form->addRule('end_time', get_lang('InvalidDate'), 'date');
|
|
}
|
|
|
|
// defaults
|
|
if ($type == 'full') {
|
|
if ($this->id > 0) {
|
|
if ($this->random > $this->selectNbrQuestions()) {
|
|
$defaults['randomQuestions'] = $this->selectNbrQuestions();
|
|
} else {
|
|
$defaults['randomQuestions'] = $this->random;
|
|
}
|
|
|
|
$defaults['randomAnswers'] = $this->selectRandomAnswers();
|
|
$defaults['exerciseType'] = $this->selectType();
|
|
$defaults['exerciseTitle'] = $this->selectTitle();
|
|
$defaults['exerciseDescription'] = $this->selectDescription();
|
|
$defaults['exerciseAttempts'] = $this->selectAttempts();
|
|
$defaults['exerciseFeedbackType'] = $this->selectFeedbackType();
|
|
$defaults['results_disabled'] = $this->selectResultsDisabled();
|
|
$defaults['propagate_neg'] = $this->selectPropagateNeg();
|
|
$defaults['review_answers'] = $this->review_answers;
|
|
$defaults['randomByCat'] = $this->selectRandomByCat(); //
|
|
$defaults['text_when_finished'] = $this->selectTextWhenFinished(); //
|
|
$defaults['display_category_name'] = $this->selectDisplayCategoryName(); //
|
|
$defaults['pass_percentage'] = $this->selectPassPercentage();
|
|
|
|
if (($this->start_time != '0000-00-00 00:00:00')) {
|
|
$defaults['activate_start_date_check'] = 1;
|
|
}
|
|
if ($this->end_time != '0000-00-00 00:00:00') {
|
|
$defaults['activate_end_date_check'] = 1;
|
|
}
|
|
|
|
$defaults['start_time'] = ($this->start_time != '0000-00-00 00:00:00') ? api_get_local_time(
|
|
$this->start_time
|
|
) : date('Y-m-d 12:00:00');
|
|
$defaults['end_time'] = ($this->end_time != '0000-00-00 00:00:00') ? api_get_local_time(
|
|
$this->end_time
|
|
) : date('Y-m-d 12:00:00', time() + 84600);
|
|
|
|
//Get expired time
|
|
if ($this->expired_time != '0') {
|
|
$defaults['enabletimercontrol'] = 1;
|
|
$defaults['enabletimercontroltotalminutes'] = $this->expired_time;
|
|
} else {
|
|
$defaults['enabletimercontroltotalminutes'] = 0;
|
|
}
|
|
} else {
|
|
$defaults['exerciseType'] = 2;
|
|
$defaults['exerciseAttempts'] = 0;
|
|
$defaults['randomQuestions'] = 0;
|
|
$defaults['randomAnswers'] = 0;
|
|
$defaults['exerciseDescription'] = '';
|
|
$defaults['exerciseFeedbackType'] = 0;
|
|
$defaults['results_disabled'] = 0;
|
|
$defaults['randomByCat'] = 0; //
|
|
$defaults['text_when_finished'] = ""; //
|
|
$defaults['start_time'] = date('Y-m-d 12:00:00');
|
|
$defaults['display_category_name'] = 1; //
|
|
$defaults['end_time'] = date('Y-m-d 12:00:00', time() + 84600);
|
|
$defaults['pass_percentage'] = '';
|
|
}
|
|
} else {
|
|
$defaults['exerciseTitle'] = $this->selectTitle();
|
|
$defaults['exerciseDescription'] = $this->selectDescription();
|
|
}
|
|
if (api_get_setting('search_enabled') === 'true') {
|
|
$defaults['index_document'] = 'checked="checked"';
|
|
}
|
|
$form->setDefaults($defaults);
|
|
}
|
|
|
|
/**
|
|
* function which process the creation of exercises
|
|
* @param FormValidator $form the formvalidator instance
|
|
*/
|
|
function processCreation($form, $type = '')
|
|
{
|
|
|
|
$this->updateTitle($form->getSubmitValue('exerciseTitle'));
|
|
$this->updateDescription($form->getSubmitValue('exerciseDescription'));
|
|
$this->updateAttempts($form->getSubmitValue('exerciseAttempts'));
|
|
$this->updateFeedbackType($form->getSubmitValue('exerciseFeedbackType'));
|
|
$this->updateType($form->getSubmitValue('exerciseType'));
|
|
$this->setRandom($form->getSubmitValue('randomQuestions'));
|
|
$this->updateRandomAnswers($form->getSubmitValue('randomAnswers'));
|
|
$this->updateResultsDisabled($form->getSubmitValue('results_disabled'));
|
|
$this->updateExpiredTime($form->getSubmitValue('enabletimercontroltotalminutes'));
|
|
$this->updatePropagateNegative($form->getSubmitValue('propagate_neg'));
|
|
$this->updateRandomByCat($form->getSubmitValue('randomByCat'));
|
|
$this->updateTextWhenFinished($form->getSubmitValue('text_when_finished'));
|
|
$this->updateDisplayCategoryName($form->getSubmitValue('display_category_name'));
|
|
$this->updateReviewAnswers($form->getSubmitValue('review_answers'));
|
|
$this->updatePassPercentage($form->getSubmitValue('pass_percentage'));
|
|
|
|
if ($form->getSubmitValue('activate_start_date_check') == 1) {
|
|
$start_time = $form->getSubmitValue('start_time');
|
|
$start_time['F'] = sprintf('%02d', $start_time['F']);
|
|
$start_time['i'] = sprintf('%02d', $start_time['i']);
|
|
$start_time['d'] = sprintf('%02d', $start_time['d']);
|
|
|
|
$this->start_time = $start_time['Y'].'-'.$start_time['F'].'-'.$start_time['d'].' '.$start_time['H'].':'.$start_time['i'].':00';
|
|
} else {
|
|
$this->start_time = '0000-00-00 00:00:00';
|
|
}
|
|
|
|
if ($form->getSubmitValue('activate_end_date_check') == 1) {
|
|
$end_time = $form->getSubmitValue('end_time');
|
|
$end_time['F'] = sprintf('%02d', $end_time['F']);
|
|
$end_time['i'] = sprintf('%02d', $end_time['i']);
|
|
$end_time['d'] = sprintf('%02d', $end_time['d']);
|
|
|
|
$this->end_time = $end_time['Y'].'-'.$end_time['F'].'-'.$end_time['d'].' '.$end_time['H'].':'.$end_time['i'].':00';
|
|
} else {
|
|
$this->end_time = '0000-00-00 00:00:00';
|
|
}
|
|
|
|
if ($form->getSubmitValue('enabletimercontrol') == 1) {
|
|
$expired_total_time = $form->getSubmitValue('enabletimercontroltotalminutes');
|
|
if ($this->expired_time == 0) {
|
|
$this->expired_time = $expired_total_time;
|
|
}
|
|
} else {
|
|
$this->expired_time = 0;
|
|
}
|
|
|
|
if ($form->getSubmitValue('randomAnswers') == 1) {
|
|
$this->random_answers = 1;
|
|
} else {
|
|
$this->random_answers = 0;
|
|
}
|
|
$this->save($type);
|
|
}
|
|
|
|
function search_engine_save()
|
|
{
|
|
if ($_POST['index_document'] != 1) {
|
|
return;
|
|
}
|
|
$course_id = api_get_course_id();
|
|
|
|
require_once api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php';
|
|
require_once api_get_path(LIBRARY_PATH).'search/IndexableChunk.class.php';
|
|
require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
|
|
|
|
$specific_fields = get_specific_field_list();
|
|
$ic_slide = new IndexableChunk();
|
|
|
|
$all_specific_terms = '';
|
|
foreach ($specific_fields as $specific_field) {
|
|
if (isset($_REQUEST[$specific_field['code']])) {
|
|
$sterms = trim($_REQUEST[$specific_field['code']]);
|
|
if (!empty($sterms)) {
|
|
$all_specific_terms .= ' '.$sterms;
|
|
$sterms = explode(',', $sterms);
|
|
foreach ($sterms as $sterm) {
|
|
$ic_slide->addTerm(trim($sterm), $specific_field['code']);
|
|
add_specific_field_value($specific_field['id'], $course_id, TOOL_QUIZ, $this->id, $sterm);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// build the chunk to index
|
|
$ic_slide->addValue("title", $this->exercise);
|
|
$ic_slide->addCourseId($course_id);
|
|
$ic_slide->addToolId(TOOL_QUIZ);
|
|
$xapian_data = array(
|
|
SE_COURSE_ID => $course_id,
|
|
SE_TOOL_ID => TOOL_QUIZ,
|
|
SE_DATA => array('type' => SE_DOCTYPE_EXERCISE_EXERCISE, 'exercise_id' => (int)$this->id),
|
|
SE_USER => (int)api_get_user_id(),
|
|
);
|
|
$ic_slide->xapian_data = serialize($xapian_data);
|
|
$exercise_description = $all_specific_terms.' '.$this->description;
|
|
$ic_slide->addValue("content", $exercise_description);
|
|
|
|
$di = new ChamiloIndexer();
|
|
isset($_POST['language']) ? $lang = Database::escape_string($_POST['language']) : $lang = 'english';
|
|
$di->connectDb(null, null, $lang);
|
|
$di->addChunk($ic_slide);
|
|
|
|
//index and return search engine document id
|
|
$did = $di->index();
|
|
if ($did) {
|
|
// save it to db
|
|
$tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
|
|
$sql = 'INSERT INTO %s (id, course_code, tool_id, ref_id_high_level, search_did)
|
|
VALUES (NULL , \'%s\', \'%s\', %s, %s)';
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $this->id, $did);
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
|
|
function search_engine_edit()
|
|
{
|
|
// update search enchine and its values table if enabled
|
|
if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian')) {
|
|
$course_id = api_get_course_id();
|
|
|
|
// actually, it consists on delete terms from db, insert new ones, create a new search engine document, and remove the old one
|
|
// get search_did
|
|
$tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
|
|
$sql = 'SELECT * FROM %s WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_high_level=%s LIMIT 1';
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $this->id);
|
|
$res = Database::query($sql);
|
|
|
|
if (Database::num_rows($res) > 0) {
|
|
require_once(api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php');
|
|
require_once(api_get_path(LIBRARY_PATH).'search/IndexableChunk.class.php');
|
|
require_once(api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php');
|
|
|
|
$se_ref = Database::fetch_array($res);
|
|
$specific_fields = get_specific_field_list();
|
|
$ic_slide = new IndexableChunk();
|
|
|
|
$all_specific_terms = '';
|
|
foreach ($specific_fields as $specific_field) {
|
|
delete_all_specific_field_value($course_id, $specific_field['id'], TOOL_QUIZ, $this->id);
|
|
if (isset($_REQUEST[$specific_field['code']])) {
|
|
$sterms = trim($_REQUEST[$specific_field['code']]);
|
|
$all_specific_terms .= ' '.$sterms;
|
|
$sterms = explode(',', $sterms);
|
|
foreach ($sterms as $sterm) {
|
|
$ic_slide->addTerm(trim($sterm), $specific_field['code']);
|
|
add_specific_field_value($specific_field['id'], $course_id, TOOL_QUIZ, $this->id, $sterm);
|
|
}
|
|
}
|
|
}
|
|
|
|
// build the chunk to index
|
|
$ic_slide->addValue("title", $this->exercise);
|
|
$ic_slide->addCourseId($course_id);
|
|
$ic_slide->addToolId(TOOL_QUIZ);
|
|
$xapian_data = array(
|
|
SE_COURSE_ID => $course_id,
|
|
SE_TOOL_ID => TOOL_QUIZ,
|
|
SE_DATA => array('type' => SE_DOCTYPE_EXERCISE_EXERCISE, 'exercise_id' => (int)$this->id),
|
|
SE_USER => (int)api_get_user_id(),
|
|
);
|
|
$ic_slide->xapian_data = serialize($xapian_data);
|
|
$exercise_description = $all_specific_terms.' '.$this->description;
|
|
$ic_slide->addValue("content", $exercise_description);
|
|
|
|
$di = new ChamiloIndexer();
|
|
isset($_POST['language']) ? $lang = Database::escape_string($_POST['language']) : $lang = 'english';
|
|
$di->connectDb(null, null, $lang);
|
|
$di->remove_document((int)$se_ref['search_did']);
|
|
$di->addChunk($ic_slide);
|
|
|
|
//index and return search engine document id
|
|
$did = $di->index();
|
|
if ($did) {
|
|
// save it to db
|
|
$sql = 'DELETE FROM %s WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_high_level=\'%s\'';
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $this->id);
|
|
Database::query($sql);
|
|
$sql = 'INSERT INTO %s (id, course_code, tool_id, ref_id_high_level, search_did)
|
|
VALUES (NULL , \'%s\', \'%s\', %s, %s)';
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $this->id, $did);
|
|
Database::query($sql);
|
|
}
|
|
} else {
|
|
$this->search_engine_save();
|
|
}
|
|
}
|
|
}
|
|
|
|
function search_engine_delete()
|
|
{
|
|
// remove from search engine if enabled
|
|
if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian')) {
|
|
$course_id = api_get_course_id();
|
|
$tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
|
|
$sql = 'SELECT * FROM %s WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_high_level=%s AND ref_id_second_level IS NULL LIMIT 1';
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $this->id);
|
|
$res = Database::query($sql);
|
|
if (Database::num_rows($res) > 0) {
|
|
$row = Database::fetch_array($res);
|
|
require_once(api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php');
|
|
$di = new ChamiloIndexer();
|
|
$di->remove_document((int)$row['search_did']);
|
|
unset($di);
|
|
$tbl_quiz_question = Database::get_course_table(TABLE_QUIZ_QUESTION);
|
|
foreach ($this->questionList as $question_i) {
|
|
$sql = 'SELECT type FROM %s WHERE id=%s';
|
|
$sql = sprintf($sql, $tbl_quiz_question, $question_i);
|
|
$qres = Database::query($sql);
|
|
if (Database::num_rows($qres) > 0) {
|
|
$qrow = Database::fetch_array($qres);
|
|
$objQuestion = Question::getInstance($qrow['type']);
|
|
$objQuestion = Question::read((int)$question_i);
|
|
$objQuestion->search_engine_edit($this->id, false, true);
|
|
unset($objQuestion);
|
|
}
|
|
}
|
|
}
|
|
$sql = 'DELETE FROM %s WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_high_level=%s AND ref_id_second_level IS NULL LIMIT 1';
|
|
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_QUIZ, $this->id);
|
|
Database::query($sql);
|
|
|
|
// remove terms from db
|
|
require_once(api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php');
|
|
delete_all_values_for_item($course_id, TOOL_QUIZ, $this->id);
|
|
}
|
|
}
|
|
|
|
function selectExpiredTime()
|
|
{
|
|
return $this->expired_time;
|
|
}
|
|
|
|
/**
|
|
* Cleans the student's results only for the Exercise tool (Not from the LP)
|
|
* The LP results are NOT deleted
|
|
* Works with exercises in sessions
|
|
* @return int quantity of user's exercises deleted
|
|
*/
|
|
function clean_results()
|
|
{
|
|
$table_track_e_exercises = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
$table_track_e_attempt = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
|
|
|
|
$sql_select = "SELECT exe_id FROM $table_track_e_exercises
|
|
WHERE exe_cours_id = '".api_get_course_id()."' AND
|
|
exe_exo_id = ".$this->id." AND
|
|
orig_lp_id = 0 AND
|
|
orig_lp_item_id = 0 AND
|
|
session_id = ".api_get_session_id()."";
|
|
|
|
$result = Database::query($sql_select);
|
|
$exe_list = Database::store_result($result);
|
|
|
|
//deleting TRACK_E_ATTEMPT table
|
|
$i = 0;
|
|
if (is_array($exe_list) && count($exe_list) > 0) {
|
|
foreach ($exe_list as $item) {
|
|
$sql = "DELETE FROM $table_track_e_attempt WHERE exe_id = '".$item['exe_id']."'";
|
|
Database::query($sql);
|
|
$i++;
|
|
}
|
|
}
|
|
|
|
//delete TRACK_E_EXERCICES table
|
|
$sql = "DELETE FROM $table_track_e_exercises
|
|
WHERE exe_cours_id = '".api_get_course_id(
|
|
)."' AND exe_exo_id = ".$this->id." AND orig_lp_id = 0 AND orig_lp_item_id = 0 AND session_id = ".api_get_session_id(
|
|
)."";
|
|
Database::query($sql);
|
|
|
|
return $i;
|
|
}
|
|
|
|
function get_last_exercise_order()
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_ORDER);
|
|
$sql = "SELECT exercise_order FROM $table ORDER BY exercise_order DESC LIMIT 1";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result)) {
|
|
$row = Database::fetch_array($result);
|
|
|
|
return $row['exercise_order'];
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
function get_exercise_order()
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_ORDER);
|
|
$sql = "SELECT exercise_order FROM $table WHERE exercise_id = {$this->id}";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result)) {
|
|
$row = Database::fetch_array($result);
|
|
|
|
return $row['exercise_order'];
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function add_exercise_to_order_table()
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_ORDER);
|
|
$last_order = $this->get_last_exercise_order();
|
|
$course_id = $this->course_id;
|
|
|
|
if ($last_order == 0) {
|
|
Database::insert(
|
|
$table,
|
|
array(
|
|
'exercise_id' => $this->id,
|
|
'exercise_order' => 1,
|
|
'c_id' => $course_id,
|
|
'session_id' => api_get_session_id(),
|
|
)
|
|
);
|
|
} else {
|
|
$current_exercise_order = $this->get_exercise_order();
|
|
if ($current_exercise_order == false) {
|
|
Database::insert(
|
|
$table,
|
|
array(
|
|
'exercise_id' => $this->id,
|
|
'exercise_order' => $last_order + 1,
|
|
'c_id' => $course_id,
|
|
'session_id' => api_get_session_id(),
|
|
)
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
function update_exercise_list_order($new_exercise_list, $course_id, $session_id)
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_ORDER);
|
|
$counter = 1;
|
|
//Drop all
|
|
$session_id = intval($session_id);
|
|
$course_id = intval($course_id);
|
|
|
|
Database::query("DELETE FROM $table WHERE session_id = $session_id AND c_id = $course_id");
|
|
//Insert all
|
|
foreach ($new_exercise_list as $new_order_id) {
|
|
Database::insert(
|
|
$table,
|
|
array(
|
|
'exercise_order' => $counter,
|
|
'session_id' => $session_id,
|
|
'exercise_id' => intval($new_order_id),
|
|
'c_id' => $course_id
|
|
)
|
|
);
|
|
$counter++;
|
|
}
|
|
}
|
|
|
|
function delete_exercise_order()
|
|
{
|
|
$table = Database::get_course_table(TABLE_QUIZ_ORDER);
|
|
$session_id = api_get_session_id();
|
|
$course_id = $this->course_id;
|
|
Database::query(
|
|
"DELETE FROM $table WHERE exercise_id = {$this->id} AND session_id = $session_id AND c_id = $course_id"
|
|
);
|
|
}
|
|
|
|
function save_exercise_list_order($course_id, $session_id)
|
|
{
|
|
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
|
|
$ordered_list = $this->get_exercise_list_ordered();
|
|
$ordered_count = count($ordered_list);
|
|
|
|
$session_id = intval($session_id);
|
|
$course_id = intval($course_id);
|
|
|
|
//Check if order exists and matchs the current status
|
|
$sql = "SELECT iid FROM $TBL_EXERCICES WHERE c_id = $course_id AND active = '1' AND session_id = $session_id ORDER BY title";
|
|
$result = Database::query($sql);
|
|
$unordered_count = Database::num_rows($result);
|
|
|
|
if ($unordered_count != $ordered_count) {
|
|
$exercise_list = array();
|
|
while ($row = Database::fetch_array($result)) {
|
|
$exercise_list[] = $row['iid'];
|
|
}
|
|
$this->update_exercise_list_order($exercise_list, $course_id, $session_id);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Copies an exercise (duplicate all questions and answers)
|
|
*/
|
|
public function copy_exercise()
|
|
{
|
|
$exercise_obj = new Exercise();
|
|
$exercise_obj = $this;
|
|
|
|
// force the creation of a new exercise
|
|
$exercise_obj->updateTitle($exercise_obj->selectTitle().' - '.get_lang('Copy'));
|
|
//Hides the new exercise
|
|
$exercise_obj->updateStatus(false);
|
|
$exercise_obj->updateId(0);
|
|
$exercise_obj->save();
|
|
|
|
$exercise_obj->save_exercise_list_order($this->course['real_id'], api_get_session_id());
|
|
|
|
$new_exercise_id = $exercise_obj->selectId();
|
|
$question_list = $exercise_obj->selectQuestionList();
|
|
|
|
if (!empty($question_list)) {
|
|
//Question creation
|
|
|
|
foreach ($question_list as $old_question_id) {
|
|
$old_question_obj = Question::read($old_question_id);
|
|
$new_id = $old_question_obj->duplicate();
|
|
if ($new_id) {
|
|
$new_question_obj = Question::read($new_id);
|
|
|
|
if (isset($new_question_obj) && $new_question_obj) {
|
|
$new_question_obj->addToList($new_exercise_id);
|
|
// This should be moved to the duplicate function
|
|
$new_answer_obj = new Answer($old_question_id);
|
|
$new_answer_obj->read();
|
|
$new_answer_obj->duplicate($new_id);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Changes the exercise id
|
|
*
|
|
* @param - in $id - exercise id
|
|
*/
|
|
private function updateId($id)
|
|
{
|
|
$this->id = $id;
|
|
}
|
|
|
|
/**
|
|
* Changes the exercise status
|
|
*
|
|
* @param - string $status - exercise status
|
|
*/
|
|
function updateStatus($status)
|
|
{
|
|
$this->active = $status;
|
|
}
|
|
|
|
public function get_stat_track_exercise_info(
|
|
$lp_id = 0,
|
|
$lp_item_id = 0,
|
|
$lp_item_view_id = 0,
|
|
$status = 'incomplete'
|
|
) {
|
|
$track_exercises = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
if (empty($lp_id)) {
|
|
$lp_id = 0;
|
|
}
|
|
if (empty($lp_item_id)) {
|
|
$lp_item_id = 0;
|
|
}
|
|
if (empty($lp_item_view_id)) {
|
|
$lp_item_view_id = 0;
|
|
}
|
|
$condition = ' WHERE exe_exo_id = '."'".$this->id."'".' AND
|
|
exe_user_id = '."'".api_get_user_id()."'".' AND
|
|
exe_cours_id = '."'".api_get_course_id()."'".' AND
|
|
status = '."'".Database::escape_string($status)."'".' AND
|
|
orig_lp_id = '."'".$lp_id."'".' AND
|
|
orig_lp_item_id = '."'".$lp_item_id."'".' AND
|
|
orig_lp_item_view_id = '."'".$lp_item_view_id."'".' AND
|
|
session_id = '."'".api_get_session_id()."' LIMIT 1"; //Adding limit 1 just in case
|
|
|
|
$sql_track = 'SELECT * FROM '.$track_exercises.$condition;
|
|
|
|
$result = Database::query($sql_track);
|
|
$new_array = array();
|
|
if (Database::num_rows($result) > 0) {
|
|
$new_array = Database::fetch_array($result, 'ASSOC');
|
|
}
|
|
|
|
return $new_array;
|
|
}
|
|
|
|
/**
|
|
* Saves a test attempt
|
|
*
|
|
* @param int clock_expired_time
|
|
* @param int lp id
|
|
* @param int lp item id
|
|
* @param int lp item_view id
|
|
* @param array question list
|
|
*/
|
|
public function save_stat_track_exercise_info(
|
|
$clock_expired_time = 0,
|
|
$safe_lp_id = 0,
|
|
$safe_lp_item_id = 0,
|
|
$safe_lp_item_view_id = 0,
|
|
$questionList = array(),
|
|
$weight = 0
|
|
) {
|
|
$track_exercises = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
$safe_lp_id = intval($safe_lp_id);
|
|
$safe_lp_item_id = intval($safe_lp_item_id);
|
|
$safe_lp_item_view_id = intval($safe_lp_item_view_id);
|
|
|
|
if (empty($safe_lp_id)) {
|
|
$safe_lp_id = 0;
|
|
}
|
|
if (empty($safe_lp_item_id)) {
|
|
$safe_lp_item_id = 0;
|
|
}
|
|
if (empty($clock_expired_time)) {
|
|
$clock_expired_time = 0;
|
|
}
|
|
if ($this->expired_time != 0) {
|
|
$sql_fields = "expired_time_control, ";
|
|
$sql_fields_values = "'"."$clock_expired_time"."',";
|
|
} else {
|
|
$sql_fields = "";
|
|
$sql_fields_values = "";
|
|
}
|
|
$questionList = array_map('intval', $questionList);
|
|
$weight = Database::escape_string($weight);
|
|
$sql = "INSERT INTO $track_exercises ($sql_fields exe_exo_id, exe_user_id, exe_cours_id, status, session_id, data_tracking, start_date, orig_lp_id, orig_lp_item_id, exe_weighting)
|
|
VALUES($sql_fields_values '".$this->id."','".api_get_user_id()."','".api_get_course_id(
|
|
)."', 'incomplete','".api_get_session_id()."','".implode(',', $questionList)."', '".api_get_utc_datetime(
|
|
)."', '$safe_lp_id', '$safe_lp_item_id', '$weight')";
|
|
|
|
Database::query($sql);
|
|
$id = Database::insert_id();
|
|
|
|
return $id;
|
|
}
|
|
|
|
public function show_button($question_id, $questionNum, $questions_in_media = array())
|
|
{
|
|
global $origin, $safe_lp_id, $safe_lp_item_id, $safe_lp_item_view_id;
|
|
$nbrQuestions = $this->get_count_question_list();
|
|
|
|
$all_button = $html = $label = '';
|
|
$hotspot_get = isset($_POST['hotspot']) ? Security::remove_XSS($_POST['hotspot']) : null;
|
|
|
|
if ($this->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_DIRECT && $this->type == ONE_PER_PAGE) {
|
|
$html .= '<a href="exercise_submit_modal.php?learnpath_id='.$safe_lp_id.'&learnpath_item_id='.$safe_lp_item_id.'&learnpath_item_view_id='.$safe_lp_item_view_id.'&origin='.$origin.'&hotspot='.$hotspot_get.'&nbrQuestions='.$nbrQuestions.'&num='.$questionNum.'&exerciseType='.$this->type.'&exerciseId='.$this->id.'&placeValuesBeforeTB_=savedValues&TB_iframe=true&height=480&width=640&modal=true" title="" class="thickbox btn">';
|
|
if ($questionNum == count($this->questionList)) {
|
|
$html .= get_lang('EndTest').'</a>';
|
|
} else {
|
|
$html .= get_lang('ContinueTest').'</a>';
|
|
}
|
|
$html .= '<br />';
|
|
} else {
|
|
//User
|
|
if (api_is_allowed_to_session_edit()) {
|
|
if ($this->type == ALL_ON_ONE_PAGE || $nbrQuestions == $questionNum) {
|
|
if ($this->review_answers) {
|
|
$label = get_lang('ReviewQuestions');
|
|
$class = 'btn btn-success';
|
|
} else {
|
|
$label = get_lang('EndTest');
|
|
$class = 'btn btn-warning';
|
|
}
|
|
} else {
|
|
$label = get_lang('NextQuestion');
|
|
$class = 'btn btn-primary';
|
|
}
|
|
|
|
if ($this->type == ONE_PER_PAGE) {
|
|
if ($questionNum != 1) {
|
|
$prev_question = $questionNum - 2;
|
|
$all_button .= '<a href="javascript://" class="btn" onclick="previous_question_and_save('.$prev_question.', '.$question_id.' ); ">'.get_lang(
|
|
'PreviousQuestion'
|
|
).'</a>';
|
|
}
|
|
|
|
//Next question
|
|
if (!empty($questions_in_media)) {
|
|
$questions_in_media = "['".implode("','", $questions_in_media)."']";
|
|
$all_button .= ' <a href="javascript://" class="'.$class.'" onclick="save_question_list('.$questions_in_media.'); ">'.$label.'</a>';
|
|
} else {
|
|
$all_button .= ' <a href="javascript://" class="'.$class.'" onclick="save_now('.$question_id.'); ">'.$label.'</a>';
|
|
}
|
|
$all_button .= '<span id="save_for_now_'.$question_id.'" class="exercise_save_mini_message"></span> ';
|
|
$html .= $all_button;
|
|
} else {
|
|
if ($this->review_answers) {
|
|
$all_label = get_lang('ReviewQuestions');
|
|
$class = 'btn btn-success';
|
|
} else {
|
|
$all_label = get_lang('EndTest');
|
|
$class = 'btn btn-warning';
|
|
}
|
|
$all_button = ' <a href="javascript://" class="'.$class.'" onclick="validate_all(); ">'.$all_label.'</a>';
|
|
$all_button .= ' <span id="save_all_reponse"></span>';
|
|
$html .= $all_button;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* So the time control will work
|
|
*/
|
|
public function show_time_control_js($time_left)
|
|
{
|
|
$time_left = intval($time_left);
|
|
|
|
return "<script>
|
|
|
|
function get_expired_date_string(expired_time) {
|
|
var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
|
|
var day, month, year, hours, minutes, seconds, date_string;
|
|
var obj_date = new Date(expired_time);
|
|
day = obj_date.getDate();
|
|
if (day < 10) day = '0' + day;
|
|
month = obj_date.getMonth();
|
|
year = obj_date.getFullYear();
|
|
hours = obj_date.getHours();
|
|
if (hours < 10) hours = '0' + hours;
|
|
minutes = obj_date.getMinutes();
|
|
if (minutes < 10) minutes = '0' + minutes;
|
|
seconds = obj_date.getSeconds();
|
|
if (seconds < 10) seconds = '0' + seconds;
|
|
date_string = months[month] +' ' + day + ', ' + year + ' ' + hours + ':' + minutes + ':' + seconds;
|
|
return date_string;
|
|
}
|
|
|
|
function open_clock_warning() {
|
|
$('#clock_warning').dialog({
|
|
modal:true,
|
|
height:250,
|
|
closeOnEscape: false,
|
|
resizable: false,
|
|
buttons: {
|
|
'".addslashes(get_lang("EndTest"))."': function() {
|
|
$('#clock_warning').dialog('close');
|
|
},
|
|
},
|
|
close: function() {
|
|
send_form();
|
|
}
|
|
});
|
|
$('#clock_warning').dialog('open');
|
|
|
|
$('#counter_to_redirect').epiclock({
|
|
mode: $.epiclock.modes.countdown,
|
|
offset: {seconds: 5},
|
|
format: 's'
|
|
}).bind('timer', function () {
|
|
send_form();
|
|
});
|
|
|
|
}
|
|
|
|
function send_form() {
|
|
if ($('#exercise_form').length) {
|
|
$('#exercise_form').submit();
|
|
} else {
|
|
//In reminder
|
|
final_submit();
|
|
}
|
|
}
|
|
|
|
function onExpiredTimeExercise() {
|
|
$('#wrapper-clock').hide();
|
|
$('#exercise_form').hide();
|
|
$('#expired-message-id').show();
|
|
|
|
//Fixes bug #5263
|
|
$('#num_current_id').attr('value', '".$this->selectNbrQuestions()."');
|
|
open_clock_warning();
|
|
}
|
|
|
|
$(document).ready(function() {
|
|
|
|
var current_time = new Date().getTime();
|
|
var time_left = parseInt(".$time_left."); // time in seconds when using minutes there are some seconds lost
|
|
var expired_time = current_time + (time_left*1000);
|
|
var expired_date = get_expired_date_string(expired_time);
|
|
|
|
$('#exercise_clock_warning').epiclock({
|
|
mode: $.epiclock.modes.countdown,
|
|
offset: {seconds: time_left},
|
|
format: 'x:i:s',
|
|
renderer: 'minute'
|
|
}).bind('timer', function () {
|
|
onExpiredTimeExercise();
|
|
});
|
|
$('#submit_save').click(function () {});
|
|
});
|
|
</script>";
|
|
}
|
|
|
|
/**
|
|
* Lp javascript for hotspots
|
|
*/
|
|
public function show_lp_javascript()
|
|
{
|
|
|
|
return "<script type=\"text/javascript\" src=\"../plugin/hotspot/JavaScriptFlashGateway.js\"></script>
|
|
<script src=\"../plugin/hotspot/hotspot.js\" type=\"text/javascript\"></script>
|
|
<script language=\"JavaScript\" type=\"text/javascript\">
|
|
<!--
|
|
// -----------------------------------------------------------------------------
|
|
// Globals
|
|
// Major version of Flash required
|
|
var requiredMajorVersion = 7;
|
|
// Minor version of Flash required
|
|
var requiredMinorVersion = 0;
|
|
// Minor version of Flash required
|
|
var requiredRevision = 0;
|
|
// the version of javascript supported
|
|
var jsVersion = 1.0;
|
|
// -----------------------------------------------------------------------------
|
|
// -->
|
|
</script>
|
|
<script language=\"VBScript\" type=\"text/vbscript\">
|
|
<!-- // Visual basic helper required to detect Flash Player ActiveX control version information
|
|
Function VBGetSwfVer(i)
|
|
on error resume next
|
|
Dim swControl, swVersion
|
|
swVersion = 0
|
|
|
|
set swControl = CreateObject(\"ShockwaveFlash.ShockwaveFlash.\" + CStr(i))
|
|
if (IsObject(swControl)) then
|
|
swVersion = swControl.GetVariable(\"\$version\")
|
|
end if
|
|
VBGetSwfVer = swVersion
|
|
End Function
|
|
// -->
|
|
</script>
|
|
|
|
<script language=\"JavaScript1.1\" type=\"text/javascript\">
|
|
<!-- // Detect Client Browser type
|
|
var isIE = (navigator.appVersion.indexOf(\"MSIE\") != -1) ? true : false;
|
|
var isWin = (navigator.appVersion.toLowerCase().indexOf(\"win\") != -1) ? true : false;
|
|
var isOpera = (navigator.userAgent.indexOf(\"Opera\") != -1) ? true : false;
|
|
jsVersion = 1.1;
|
|
// JavaScript helper required to detect Flash Player PlugIn version information
|
|
function JSGetSwfVer(i){
|
|
// NS/Opera version >= 3 check for Flash plugin in plugin array
|
|
if (navigator.plugins != null && navigator.plugins.length > 0) {
|
|
if (navigator.plugins[\"Shockwave Flash 2.0\"] || navigator.plugins[\"Shockwave Flash\"]) {
|
|
var swVer2 = navigator.plugins[\"Shockwave Flash 2.0\"] ? \" 2.0\" : \"\";
|
|
var flashDescription = navigator.plugins[\"Shockwave Flash\" + swVer2].description;
|
|
descArray = flashDescription.split(\" \");
|
|
tempArrayMajor = descArray[2].split(\".\");
|
|
versionMajor = tempArrayMajor[0];
|
|
versionMinor = tempArrayMajor[1];
|
|
if ( descArray[3] != \"\" ) {
|
|
tempArrayMinor = descArray[3].split(\"r\");
|
|
} else {
|
|
tempArrayMinor = descArray[4].split(\"r\");
|
|
}
|
|
versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
|
|
flashVer = versionMajor + \".\" + versionMinor + \".\" + versionRevision;
|
|
} else {
|
|
flashVer = -1;
|
|
}
|
|
}
|
|
// MSN/WebTV 2.6 supports Flash 4
|
|
else if (navigator.userAgent.toLowerCase().indexOf(\"webtv/2.6\") != -1) flashVer = 4;
|
|
// WebTV 2.5 supports Flash 3
|
|
else if (navigator.userAgent.toLowerCase().indexOf(\"webtv/2.5\") != -1) flashVer = 3;
|
|
// older WebTV supports Flash 2
|
|
else if (navigator.userAgent.toLowerCase().indexOf(\"webtv\") != -1) flashVer = 2;
|
|
// Can't detect in all other cases
|
|
else {
|
|
|
|
flashVer = -1;
|
|
}
|
|
return flashVer;
|
|
}
|
|
// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
|
|
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
|
|
{
|
|
reqVer = parseFloat(reqMajorVer + \".\" + reqRevision);
|
|
// loop backwards through the versions until we find the newest version
|
|
for (i=25;i>0;i--) {
|
|
if (isIE && isWin && !isOpera) {
|
|
versionStr = VBGetSwfVer(i);
|
|
} else {
|
|
versionStr = JSGetSwfVer(i);
|
|
}
|
|
if (versionStr == -1 ) {
|
|
return false;
|
|
} else if (versionStr != 0) {
|
|
if(isIE && isWin && !isOpera) {
|
|
tempArray = versionStr.split(\" \");
|
|
tempString = tempArray[1];
|
|
versionArray = tempString .split(\",\");
|
|
} else {
|
|
versionArray = versionStr.split(\".\");
|
|
}
|
|
versionMajor = versionArray[0];
|
|
versionMinor = versionArray[1];
|
|
versionRevision = versionArray[2];
|
|
|
|
versionString = versionMajor + \".\" + versionRevision; // 7.0r24 == 7.24
|
|
versionNum = parseFloat(versionString);
|
|
// is the major.revision >= requested major.revision AND the minor version >= requested minor
|
|
if ( (versionMajor > reqMajorVer) && (versionNum >= reqVer) ) {
|
|
return true;
|
|
} else {
|
|
return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// -->
|
|
</script>";
|
|
}
|
|
|
|
/**
|
|
* This function was originally found in the exercise_show.php
|
|
* @param int exe id
|
|
* @param int question id
|
|
* @param int the choice the user selected
|
|
* @param array the hotspot coordinates $hotspot[$question_id] = coordinates
|
|
* @param string function is called from 'exercise_show' or 'exercise_result'
|
|
* @param bool save results in the DB or just show the reponse
|
|
* @param bool gets information from DB or from the current selection
|
|
* @param bool show results or not
|
|
* @todo reduce parameters of this function
|
|
* @return string html code
|
|
*/
|
|
public function manage_answer(
|
|
$exeId,
|
|
$questionId,
|
|
$choice,
|
|
$from = 'exercise_show',
|
|
$exerciseResultCoordinates = array(),
|
|
$saved_results = true,
|
|
$from_database = false,
|
|
$show_result = true,
|
|
$propagate_neg = 0,
|
|
$hotspot_delineation_result = array()
|
|
) {
|
|
global $feedback_type, $debug;
|
|
global $learnpath_id, $learnpath_item_id; //needed in order to use in the exercise_attempt() for the time
|
|
require_once api_get_path(LIBRARY_PATH).'geometry.lib.php';
|
|
|
|
if ($debug) {
|
|
error_log("<------ manage_answer ------> ");
|
|
error_log('called exe_id: '.$exeId);
|
|
error_log('$from: '.$from);
|
|
error_log('$saved_results: '.$saved_results);
|
|
error_log('$from_database: '.$from_database);
|
|
error_log('$show_result: '.$show_result);
|
|
error_log('$propagate_neg: '.$propagate_neg);
|
|
error_log('$exerciseResultCoordinates: '.print_r($exerciseResultCoordinates, 1));
|
|
error_log('$hotspot_delineation_result: '.print_r($hotspot_delineation_result, 1));
|
|
error_log('$learnpath_id: '.$learnpath_id);
|
|
error_log('$learnpath_item_id: '.$learnpath_item_id);
|
|
}
|
|
|
|
$extra_data = array();
|
|
$final_overlap = 0;
|
|
$final_missing = 0;
|
|
$final_excess = 0;
|
|
$overlap_color = 0;
|
|
$missing_color = 0;
|
|
$excess_color = 0;
|
|
$threadhold1 = 0;
|
|
$threadhold2 = 0;
|
|
$threadhold3 = 0;
|
|
|
|
$arrques = null;
|
|
$arrans = null;
|
|
|
|
$questionId = intval($questionId);
|
|
$exeId = intval($exeId);
|
|
$TBL_TRACK_ATTEMPT = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
|
|
$table_ans = Database::get_course_table(TABLE_QUIZ_ANSWER);
|
|
|
|
// Creates a temporary Question object
|
|
$course_id = api_get_course_int_id();
|
|
$objQuestionTmp = Question::read($questionId, $course_id);
|
|
if ($objQuestionTmp === false) {
|
|
return false;
|
|
}
|
|
|
|
$questionName = $objQuestionTmp->selectTitle();
|
|
$questionWeighting = $objQuestionTmp->selectWeighting();
|
|
$answerType = $objQuestionTmp->selectType();
|
|
$quesId = $objQuestionTmp->selectId();
|
|
$extra = $objQuestionTmp->extra;
|
|
|
|
$next = 1; //not for now
|
|
//Extra information of the question
|
|
if (!empty($extra)) {
|
|
$extra = explode(':', $extra);
|
|
if ($debug) {
|
|
error_log(print_r($extra, 1));
|
|
}
|
|
//Fixes problems with negatives values using intval
|
|
$true_score = intval($extra[0]);
|
|
$false_score = intval($extra[1]);
|
|
$doubt_score = intval($extra[2]);
|
|
}
|
|
|
|
$totalWeighting = 0;
|
|
$totalScore = 0;
|
|
|
|
// Destruction of the Question object
|
|
unset($objQuestionTmp);
|
|
|
|
// Construction of the Answer object
|
|
$objAnswerTmp = new Answer($questionId);
|
|
$nbrAnswers = $objAnswerTmp->selectNbrAnswers();
|
|
|
|
if ($debug) {
|
|
error_log('Count of answers: '.$nbrAnswers);
|
|
error_log('$answerType: '.$answerType);
|
|
}
|
|
|
|
if ($answerType == FREE_ANSWER || $answerType == ORAL_EXPRESSION) {
|
|
$nbrAnswers = 1;
|
|
}
|
|
|
|
$nano = null;
|
|
|
|
if ($answerType == ORAL_EXPRESSION) {
|
|
$exe_info = get_exercise_results_by_attempt($exeId);
|
|
$exe_info = $exe_info[$exeId];
|
|
|
|
$params = array();
|
|
$params['course_id'] = api_get_course_int_id();
|
|
$params['session_id'] = api_get_session_id();
|
|
$params['user_id'] = isset($exe_info['exe_user_id']) ? $exe_info['exe_user_id'] : api_get_user_id();
|
|
$params['exercise_id'] = isset($exe_info['exe_exo_id']) ? $exe_info['exe_exo_id'] : $this->id;
|
|
$params['question_id'] = $questionId;
|
|
$params['exe_id'] = isset($exe_info['exe_id']) ? $exe_info['exe_id'] : $exeId;
|
|
|
|
$nano = new Nanogong($params);
|
|
|
|
//probably this attempt came in an exercise all question by page
|
|
if ($feedback_type == 0) {
|
|
$nano->replace_with_real_exe($exeId);
|
|
}
|
|
}
|
|
|
|
$user_answer = '';
|
|
|
|
// Get answer list for matching
|
|
$sql_answer = 'SELECT id, answer FROM '.$table_ans.' WHERE c_id = '.$course_id.' AND question_id = "'.$questionId.'" ';
|
|
$res_answer = Database::query($sql_answer);
|
|
|
|
$answer_matching = array();
|
|
while ($real_answer = Database::fetch_array($res_answer)) {
|
|
$answer_matching[$real_answer['id']] = $real_answer['answer'];
|
|
}
|
|
|
|
$real_answers = array();
|
|
$quiz_question_options = Question::readQuestionOption($questionId, $course_id);
|
|
|
|
$organs_at_risk_hit = 0;
|
|
|
|
$questionScore = 0;
|
|
|
|
if ($debug) {
|
|
error_log('<<-- Start answer loop -->');
|
|
}
|
|
|
|
$answer_correct_array = array();
|
|
|
|
for ($answerId = 1; $answerId <= $nbrAnswers; $answerId++) {
|
|
$answer = $objAnswerTmp->selectAnswer($answerId);
|
|
$answerComment = $objAnswerTmp->selectComment($answerId);
|
|
$answerCorrect = $objAnswerTmp->isCorrect($answerId);
|
|
$answerWeighting = (float)$objAnswerTmp->selectWeighting($answerId);
|
|
|
|
$numAnswer = $objAnswerTmp->selectAutoId($answerId);
|
|
|
|
$answer_correct_array[$answerId] = (bool)$answerCorrect;
|
|
|
|
if ($debug) {
|
|
error_log("answer auto id: $numAnswer ");
|
|
error_log("answer correct: $answerCorrect ");
|
|
}
|
|
|
|
//Delineation
|
|
$delineation_cord = $objAnswerTmp->selectHotspotCoordinates(1);
|
|
$answer_delineation_destination = $objAnswerTmp->selectDestination(1);
|
|
|
|
switch ($answerType) {
|
|
// for unique answer
|
|
case UNIQUE_ANSWER :
|
|
case UNIQUE_ANSWER_IMAGE :
|
|
case UNIQUE_ANSWER_NO_OPTION :
|
|
if ($from_database) {
|
|
$queryans = "SELECT answer FROM ".$TBL_TRACK_ATTEMPT." WHERE exe_id = '".$exeId."' and question_id= '".$questionId."'";
|
|
$resultans = Database::query($queryans);
|
|
$choice = Database::result($resultans, 0, "answer");
|
|
|
|
$studentChoice = ($choice == $numAnswer) ? 1 : 0;
|
|
if ($studentChoice) {
|
|
$questionScore += $answerWeighting;
|
|
$totalScore += $answerWeighting;
|
|
}
|
|
} else {
|
|
$studentChoice = ($choice == $numAnswer) ? 1 : 0;
|
|
if ($studentChoice) {
|
|
$questionScore += $answerWeighting;
|
|
$totalScore += $answerWeighting;
|
|
}
|
|
}
|
|
break;
|
|
// for multiple answers
|
|
case MULTIPLE_ANSWER_TRUE_FALSE :
|
|
if ($from_database) {
|
|
$choice = array();
|
|
$queryans = "SELECT answer FROM ".$TBL_TRACK_ATTEMPT." where exe_id = ".$exeId." and question_id = ".$questionId;
|
|
$resultans = Database::query($queryans);
|
|
while ($row = Database::fetch_array($resultans)) {
|
|
$ind = $row['answer'];
|
|
$result = explode(':', $ind);
|
|
$my_answer_id = $result[0];
|
|
$option = $result[1];
|
|
$choice[$my_answer_id] = $option;
|
|
}
|
|
$studentChoice = $choice[$numAnswer];
|
|
} else {
|
|
$studentChoice = $choice[$numAnswer];
|
|
}
|
|
|
|
if (!empty($studentChoice)) {
|
|
if ($studentChoice == $answerCorrect) {
|
|
$questionScore += $true_score;
|
|
} else {
|
|
if ($quiz_question_options[$studentChoice]['name'] != "Don't know") {
|
|
$questionScore += $false_score;
|
|
} else {
|
|
$questionScore += $doubt_score;
|
|
}
|
|
}
|
|
} else {
|
|
//if no result then the user just hit don't know
|
|
$studentChoice = 3;
|
|
$questionScore += $doubt_score;
|
|
}
|
|
$totalScore = $questionScore;
|
|
break;
|
|
case MULTIPLE_ANSWER : //2
|
|
if ($from_database) {
|
|
$choice = array();
|
|
$queryans = "SELECT answer FROM ".$TBL_TRACK_ATTEMPT." WHERE exe_id = '".$exeId."' AND question_id= '".$questionId."'";
|
|
$resultans = Database::query($queryans);
|
|
while ($row = Database::fetch_array($resultans)) {
|
|
$ind = $row['answer'];
|
|
$choice[$ind] = 1;
|
|
}
|
|
|
|
$studentChoice = isset($choice[$numAnswer]) ? $choice[$numAnswer] : null;
|
|
$real_answers[$answerId] = (bool)$studentChoice;
|
|
|
|
if ($studentChoice) {
|
|
$questionScore += $answerWeighting;
|
|
}
|
|
} else {
|
|
$studentChoice = isset($choice[$numAnswer]) ? $choice[$numAnswer] : null;
|
|
$real_answers[$answerId] = (bool)$studentChoice;
|
|
|
|
if (isset($studentChoice)) {
|
|
$questionScore += $answerWeighting;
|
|
}
|
|
}
|
|
$totalScore += $answerWeighting;
|
|
|
|
if ($debug) {
|
|
error_log("studentChoice: $studentChoice");
|
|
}
|
|
break;
|
|
case GLOBAL_MULTIPLE_ANSWER :
|
|
if ($from_database) {
|
|
$choice = array();
|
|
$queryans = "SELECT answer FROM $TBL_TRACK_ATTEMPT WHERE exe_id = '".$exeId."' AND question_id= '".$questionId."'";
|
|
$resultans = Database::query($queryans);
|
|
while ($row = Database::fetch_array($resultans)) {
|
|
$ind = $row['answer'];
|
|
$choice[$ind] = 1;
|
|
}
|
|
$studentChoice = $choice[$numAnswer];
|
|
$real_answers[$answerId] = (bool)$studentChoice;
|
|
if ($studentChoice) {
|
|
$questionScore += $answerWeighting;
|
|
}
|
|
} else {
|
|
$studentChoice = $choice[$numAnswer];
|
|
if (isset($studentChoice)) {
|
|
$questionScore += $answerWeighting;
|
|
}
|
|
$real_answers[$answerId] = (bool)$studentChoice;
|
|
}
|
|
$totalScore += $answerWeighting;
|
|
if ($debug) {
|
|
error_log("studentChoice: $studentChoice");
|
|
}
|
|
break;
|
|
case MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE:
|
|
if ($from_database) {
|
|
$queryans = "SELECT answer FROM ".$TBL_TRACK_ATTEMPT." where exe_id = ".$exeId." AND question_id= ".$questionId;
|
|
$resultans = Database::query($queryans);
|
|
while ($row = Database::fetch_array($resultans)) {
|
|
$ind = $row['answer'];
|
|
$result = explode(':', $ind);
|
|
$my_answer_id = $result[0];
|
|
$option = $result[1];
|
|
$choice[$my_answer_id] = $option;
|
|
}
|
|
$numAnswer = $objAnswerTmp->selectAutoId($answerId);
|
|
$studentChoice = $choice[$numAnswer];
|
|
|
|
if ($answerCorrect == $studentChoice) {
|
|
//$answerCorrect = 1;
|
|
$real_answers[$answerId] = true;
|
|
} else {
|
|
//$answerCorrect = 0;
|
|
$real_answers[$answerId] = false;
|
|
}
|
|
} else {
|
|
$studentChoice = $choice[$numAnswer];
|
|
if ($answerCorrect == $studentChoice) {
|
|
//$answerCorrect = 1;
|
|
$real_answers[$answerId] = true;
|
|
} else {
|
|
//$answerCorrect = 0;
|
|
$real_answers[$answerId] = false;
|
|
}
|
|
}
|
|
break;
|
|
case MULTIPLE_ANSWER_COMBINATION:
|
|
if ($from_database) {
|
|
$queryans = "SELECT answer FROM ".$TBL_TRACK_ATTEMPT." where exe_id = '".$exeId."' and question_id= '".$questionId."'";
|
|
$resultans = Database::query($queryans);
|
|
while ($row = Database::fetch_array($resultans)) {
|
|
$ind = $row['answer'];
|
|
$choice[$ind] = 1;
|
|
}
|
|
$numAnswer = $objAnswerTmp->selectAutoId($answerId);
|
|
$studentChoice = $choice[$numAnswer];
|
|
|
|
if ($answerCorrect == 1) {
|
|
if ($studentChoice) {
|
|
$real_answers[$answerId] = true;
|
|
} else {
|
|
$real_answers[$answerId] = false;
|
|
}
|
|
} else {
|
|
if ($studentChoice) {
|
|
$real_answers[$answerId] = false;
|
|
} else {
|
|
$real_answers[$answerId] = true;
|
|
}
|
|
}
|
|
} else {
|
|
$studentChoice = $choice[$numAnswer];
|
|
if ($answerCorrect == 1) {
|
|
if ($studentChoice) {
|
|
$real_answers[$answerId] = true;
|
|
} else {
|
|
$real_answers[$answerId] = false;
|
|
}
|
|
} else {
|
|
if ($studentChoice) {
|
|
$real_answers[$answerId] = false;
|
|
} else {
|
|
$real_answers[$answerId] = true;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
// for fill in the blanks
|
|
case FILL_IN_BLANKS :
|
|
// the question is encoded like this
|
|
// [A] B [C] D [E] F::10,10,10@1
|
|
// number 1 before the "@" means that is a switchable fill in blank question
|
|
// [A] B [C] D [E] F::10,10,10@ or [A] B [C] D [E] F::10,10,10
|
|
// means that is a normal fill blank question
|
|
// first we explode the "::"
|
|
$pre_array = explode('::', $answer);
|
|
// is switchable fill blank or not
|
|
$last = count($pre_array) - 1;
|
|
$is_set_switchable = explode('@', $pre_array[$last]);
|
|
$switchable_answer_set = false;
|
|
if (isset($is_set_switchable[1]) && $is_set_switchable[1] == 1) {
|
|
$switchable_answer_set = true;
|
|
}
|
|
$answer = '';
|
|
for ($k = 0; $k < $last; $k++) {
|
|
$answer .= $pre_array[$k];
|
|
}
|
|
// splits weightings that are joined with a comma
|
|
$answerWeighting = explode(',', $is_set_switchable[0]);
|
|
|
|
// we save the answer because it will be modified
|
|
//$temp = $answer;
|
|
$temp = $answer;
|
|
|
|
$answer = '';
|
|
$j = 0;
|
|
//initialise answer tags
|
|
$user_tags = $correct_tags = $real_text = array();
|
|
// the loop will stop at the end of the text
|
|
while (1) {
|
|
// quits the loop if there are no more blanks (detect '[')
|
|
if (($pos = api_strpos($temp, '[')) === false) {
|
|
// adds the end of the text
|
|
$answer = $temp;
|
|
/* // Deprecated code
|
|
// TeX parsing - replacement of texcode tags
|
|
$answer = str_replace("{texcode}", $texstring, $answer);
|
|
*/
|
|
$real_text[] = $answer;
|
|
break; //no more "blanks", quit the loop
|
|
}
|
|
// adds the piece of text that is before the blank
|
|
//and ends with '[' into a general storage array
|
|
$real_text[] = api_substr($temp, 0, $pos + 1);
|
|
$answer .= api_substr($temp, 0, $pos + 1);
|
|
//take the string remaining (after the last "[" we found)
|
|
$temp = api_substr($temp, $pos + 1);
|
|
// quit the loop if there are no more blanks, and update $pos to the position of next ']'
|
|
if (($pos = api_strpos($temp, ']')) === false) {
|
|
// adds the end of the text
|
|
$answer .= $temp;
|
|
break;
|
|
}
|
|
if ($from_database) {
|
|
$queryfill = "SELECT answer FROM ".$TBL_TRACK_ATTEMPT." WHERE exe_id = '".$exeId."' AND question_id= '".Database::escape_string(
|
|
$questionId
|
|
)."'";
|
|
$resfill = Database::query($queryfill);
|
|
$str = Database::result($resfill, 0, 'answer');
|
|
|
|
api_preg_match_all('#\[([^[]*)\]#', $str, $arr);
|
|
$str = str_replace('\r\n', '', $str);
|
|
$choice = $arr[1];
|
|
|
|
$tmp = api_strrpos($choice[$j], ' / ');
|
|
$choice[$j] = api_substr($choice[$j], 0, $tmp);
|
|
$choice[$j] = trim($choice[$j]);
|
|
|
|
//Needed to let characters ' and " to work as part of an answer
|
|
$choice[$j] = stripslashes($choice[$j]);
|
|
} else {
|
|
$choice[$j] = trim($choice[$j]);
|
|
}
|
|
|
|
//No idea why we api_strtolower user reponses
|
|
//$user_tags[] = api_strtolower($choice[$j]);
|
|
$user_tags[] = $choice[$j];
|
|
//put the contents of the [] answer tag into correct_tags[]
|
|
//$correct_tags[] = api_strtolower(api_substr($temp, 0, $pos));
|
|
$correct_tags[] = api_substr($temp, 0, $pos);
|
|
$j++;
|
|
$temp = api_substr($temp, $pos + 1);
|
|
}
|
|
$answer = '';
|
|
$real_correct_tags = $correct_tags;
|
|
$chosen_list = array();
|
|
|
|
for ($i = 0; $i < count($real_correct_tags); $i++) {
|
|
if ($i == 0) {
|
|
$answer .= $real_text[0];
|
|
}
|
|
if (!$switchable_answer_set) {
|
|
//needed to parse ' and " characters
|
|
$user_tags[$i] = stripslashes($user_tags[$i]);
|
|
if ($correct_tags[$i] == $user_tags[$i]) {
|
|
// gives the related weighting to the student
|
|
$questionScore += $answerWeighting[$i];
|
|
// increments total score
|
|
$totalScore += $answerWeighting[$i];
|
|
// adds the word in green at the end of the string
|
|
$answer .= $correct_tags[$i];
|
|
} // else if the word entered by the student IS NOT the same as the one defined by the professor
|
|
elseif (!empty($user_tags[$i])) {
|
|
// adds the word in red at the end of the string, and strikes it
|
|
$answer .= '<font color="red"><s>'.$user_tags[$i].'</s></font>';
|
|
} else {
|
|
// adds a tabulation if no word has been typed by the student
|
|
$answer .= ' ';
|
|
}
|
|
} else {
|
|
// switchable fill in the blanks
|
|
if (in_array($user_tags[$i], $correct_tags)) {
|
|
$chosen_list[] = $user_tags[$i];
|
|
$correct_tags = array_diff($correct_tags, $chosen_list);
|
|
|
|
// gives the related weighting to the student
|
|
$questionScore += $answerWeighting[$i];
|
|
// increments total score
|
|
$totalScore += $answerWeighting[$i];
|
|
// adds the word in green at the end of the string
|
|
$answer .= $user_tags[$i];
|
|
} elseif (!empty($user_tags[$i])) {
|
|
// else if the word entered by the student IS NOT the same as the one defined by the professor
|
|
// adds the word in red at the end of the string, and strikes it
|
|
$answer .= '<font color="red"><s>'.$user_tags[$i].'</s></font>';
|
|
} else {
|
|
// adds a tabulation if no word has been typed by the student
|
|
$answer .= ' ';
|
|
}
|
|
}
|
|
// adds the correct word, followed by ] to close the blank
|
|
$answer .= ' / <font color="green"><b>'.$real_correct_tags[$i].'</b></font>]';
|
|
if (isset($real_text[$i + 1])) {
|
|
$answer .= $real_text[$i + 1];
|
|
}
|
|
}
|
|
break;
|
|
// for free answer
|
|
case FREE_ANSWER :
|
|
if ($from_database) {
|
|
$query = "SELECT answer, marks FROM ".$TBL_TRACK_ATTEMPT." WHERE exe_id = '".$exeId."' AND question_id= '".$questionId."'";
|
|
$resq = Database::query($query);
|
|
$choice = Database::result($resq, 0, 'answer');
|
|
$choice = str_replace('\r\n', '', $choice);
|
|
$choice = stripslashes($choice);
|
|
$questionScore = Database::result($resq, 0, "marks");
|
|
if ($questionScore == -1) {
|
|
$totalScore += 0;
|
|
} else {
|
|
$totalScore += $questionScore;
|
|
}
|
|
if ($questionScore == '') {
|
|
$questionScore = 0;
|
|
}
|
|
$arrques = $questionName;
|
|
$arrans = $choice;
|
|
} else {
|
|
$studentChoice = $choice;
|
|
if ($studentChoice) {
|
|
//Fixing negative puntation see #2193
|
|
$questionScore = 0;
|
|
$totalScore += 0;
|
|
}
|
|
}
|
|
break;
|
|
case ORAL_EXPRESSION :
|
|
if ($from_database) {
|
|
$query = "SELECT answer, marks FROM ".$TBL_TRACK_ATTEMPT." WHERE exe_id = '".$exeId."' AND question_id= '".$questionId."'";
|
|
$resq = Database::query($query);
|
|
$choice = Database::result($resq, 0, 'answer');
|
|
$choice = str_replace('\r\n', '', $choice);
|
|
$choice = stripslashes($choice);
|
|
$questionScore = Database::result($resq, 0, "marks");
|
|
if ($questionScore == -1) {
|
|
$totalScore += 0;
|
|
} else {
|
|
$totalScore += $questionScore;
|
|
}
|
|
$arrques = $questionName;
|
|
$arrans = $choice;
|
|
} else {
|
|
$studentChoice = $choice;
|
|
if ($studentChoice) {
|
|
//Fixing negative puntation see #2193
|
|
$questionScore = 0;
|
|
$totalScore += 0;
|
|
}
|
|
}
|
|
break;
|
|
// for matching
|
|
case DRAGGABLE:
|
|
case MATCHING :
|
|
if ($from_database) {
|
|
$sql_answer = 'SELECT id, answer FROM '.$table_ans.' WHERE c_id = '.$course_id.' AND question_id="'.$questionId.'" AND correct=0';
|
|
$res_answer = Database::query($sql_answer);
|
|
// getting the real answer
|
|
$real_list = array();
|
|
while ($real_answer = Database::fetch_array($res_answer)) {
|
|
$real_list[$real_answer['id']] = $real_answer['answer'];
|
|
}
|
|
$sql_select_answer = 'SELECT id, answer, correct, id_auto FROM '.$table_ans.'
|
|
WHERE c_id = '.$course_id.' AND question_id="'.$questionId.'" AND correct <> 0 ORDER BY id_auto';
|
|
$res_answers = Database::query($sql_select_answer);
|
|
|
|
$questionScore = 0;
|
|
|
|
while ($a_answers = Database::fetch_array($res_answers)) {
|
|
$i_answer_id = $a_answers['id']; //3
|
|
$s_answer_label = $a_answers['answer']; // your daddy - your mother
|
|
$i_answer_correct_answer = $a_answers['correct']; //1 - 2
|
|
$i_answer_id_auto = $a_answers['id_auto']; // 3 - 4
|
|
|
|
$sql_user_answer = "SELECT answer FROM $TBL_TRACK_ATTEMPT
|
|
WHERE exe_id = '$exeId' AND question_id = '$questionId' AND position='$i_answer_id_auto'";
|
|
|
|
$res_user_answer = Database::query($sql_user_answer);
|
|
|
|
if (Database::num_rows($res_user_answer) > 0) {
|
|
$s_user_answer = Database::result($res_user_answer, 0, 0); // rich - good looking
|
|
} else {
|
|
$s_user_answer = 0;
|
|
}
|
|
$i_answerWeighting = $objAnswerTmp->selectWeighting($i_answer_id);
|
|
|
|
$user_answer = '';
|
|
if (!empty($s_user_answer)) {
|
|
if ($s_user_answer == $i_answer_correct_answer) {
|
|
$questionScore += $i_answerWeighting;
|
|
$totalScore += $i_answerWeighting;
|
|
if ($answerType == DRAGGABLE) {
|
|
$user_answer = Display::label(get_lang('Correct'), 'success');
|
|
} else {
|
|
$user_answer = '<span>'.$real_list[$i_answer_correct_answer].'</span>';
|
|
}
|
|
} else {
|
|
if ($answerType == DRAGGABLE) {
|
|
$user_answer = Display::label(get_lang('NotCorrect'), 'important');
|
|
} else {
|
|
$user_answer = '<span style="color: #FF0000; text-decoration: line-through;">'.$real_list[$s_user_answer].'</span>';
|
|
}
|
|
}
|
|
} else {
|
|
if ($answerType == DRAGGABLE) {
|
|
$user_answer = Display::label(get_lang('Incorrect'), 'important');
|
|
}
|
|
}
|
|
|
|
if ($show_result) {
|
|
echo '<tr>';
|
|
echo '<td>'.$s_answer_label.'</td>';
|
|
echo '<td>'.$user_answer.'';
|
|
if ($answerType == MATCHING) {
|
|
echo '<b><span style="color: #008000;">'.$real_list[$i_answer_correct_answer].'</span></b>';
|
|
}
|
|
echo '</td>';
|
|
echo '</tr>';
|
|
}
|
|
}
|
|
break(2); //break the switch and the "for" condition
|
|
} else {
|
|
$numAnswer = $objAnswerTmp->selectAutoId($answerId);
|
|
if ($answerCorrect) {
|
|
if ($answerCorrect == $choice[$numAnswer]) {
|
|
$questionScore += $answerWeighting;
|
|
$totalScore += $answerWeighting;
|
|
$user_answer = '<span>'.$answer_matching[$choice[$numAnswer]].'</span>';
|
|
} else {
|
|
if ($choice[$numAnswer]) {
|
|
$user_answer = '<span style="color: #FF0000; text-decoration: line-through;">'.$answer_matching[$choice[$numAnswer]].'</span>';
|
|
}
|
|
}
|
|
$matching[$numAnswer] = $choice[$numAnswer];
|
|
}
|
|
break;
|
|
}
|
|
// for hotspot with no order
|
|
case HOT_SPOT :
|
|
if ($from_database) {
|
|
if ($show_result) {
|
|
$TBL_TRACK_HOTSPOT = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_HOTSPOT);
|
|
$query = "SELECT hotspot_correct FROM ".$TBL_TRACK_HOTSPOT." WHERE hotspot_exe_id = '".$exeId."' and hotspot_question_id= '".$questionId."' AND hotspot_answer_id='".Database::escape_string(
|
|
$answerId
|
|
)."'";
|
|
$resq = Database::query($query);
|
|
$studentChoice = Database::result($resq, 0, "hotspot_correct");
|
|
|
|
if ($studentChoice) {
|
|
$questionScore += $answerWeighting;
|
|
$totalScore += $answerWeighting;
|
|
}
|
|
}
|
|
} else {
|
|
$studentChoice = $choice[$answerId];
|
|
if ($studentChoice) {
|
|
$questionScore += $answerWeighting;
|
|
$totalScore += $answerWeighting;
|
|
}
|
|
}
|
|
break;
|
|
// @todo never added to chamilo
|
|
//for hotspot with fixed order
|
|
case HOT_SPOT_ORDER :
|
|
$studentChoice = $choice['order'][$answerId];
|
|
if ($studentChoice == $answerId) {
|
|
$questionScore += $answerWeighting;
|
|
$totalScore += $answerWeighting;
|
|
$studentChoice = true;
|
|
} else {
|
|
$studentChoice = false;
|
|
}
|
|
break;
|
|
// for hotspot with delineation
|
|
case HOT_SPOT_DELINEATION :
|
|
if ($from_database) {
|
|
// getting the user answer
|
|
$TBL_TRACK_HOTSPOT = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_HOTSPOT);
|
|
$query = "SELECT hotspot_correct, hotspot_coordinate from ".$TBL_TRACK_HOTSPOT." where hotspot_exe_id = '".$exeId."' and hotspot_question_id= '".$questionId."' AND hotspot_answer_id='1'"; //by default we take 1 because it's a delineation
|
|
$resq = Database::query($query);
|
|
$row = Database::fetch_array($resq, 'ASSOC');
|
|
|
|
$choice = $row['hotspot_correct'];
|
|
$user_answer = $row['hotspot_coordinate'];
|
|
|
|
// THIS is very important otherwise the poly_compile will throw an error!!
|
|
// round-up the coordinates
|
|
$coords = explode('/', $user_answer);
|
|
$user_array = '';
|
|
foreach ($coords as $coord) {
|
|
list($x, $y) = explode(';', $coord);
|
|
$user_array .= round($x).';'.round($y).'/';
|
|
}
|
|
$user_array = substr($user_array, 0, -1);
|
|
} else {
|
|
if ($studentChoice) {
|
|
$newquestionList[] = $questionId;
|
|
}
|
|
|
|
if ($answerId === 1) {
|
|
$studentChoice = $choice[$answerId];
|
|
$questionScore += $answerWeighting;
|
|
|
|
if ($hotspot_delineation_result[1] == 1) {
|
|
$totalScore += $answerWeighting; //adding the total
|
|
}
|
|
}
|
|
}
|
|
$_SESSION['hotspot_coord'][1] = $delineation_cord;
|
|
$_SESSION['hotspot_dest'][1] = $answer_delineation_destination;
|
|
break;
|
|
} // end switch Answertype
|
|
|
|
global $origin;
|
|
|
|
if ($show_result) {
|
|
|
|
if ($debug) {
|
|
error_log('show result '.$show_result);
|
|
}
|
|
|
|
if ($from == 'exercise_result') {
|
|
if ($debug) {
|
|
error_log('Showing questions $from '.$from);
|
|
}
|
|
|
|
//display answers (if not matching type, or if the answer is correct)
|
|
if (!in_array($answerType, array(DRAGGABLE, MATCHING))|| $answerCorrect) {
|
|
if (in_array(
|
|
$answerType,
|
|
array(
|
|
UNIQUE_ANSWER,
|
|
UNIQUE_ANSWER_IMAGE,
|
|
UNIQUE_ANSWER_NO_OPTION,
|
|
MULTIPLE_ANSWER,
|
|
MULTIPLE_ANSWER_COMBINATION,
|
|
GLOBAL_MULTIPLE_ANSWER
|
|
)
|
|
)
|
|
) {
|
|
|
|
ExerciseShowFunctions::display_unique_or_multiple_answer(
|
|
$answerType,
|
|
$studentChoice,
|
|
$answer,
|
|
$answerComment,
|
|
$answerCorrect,
|
|
0,
|
|
0,
|
|
0
|
|
);
|
|
|
|
} elseif ($answerType == MULTIPLE_ANSWER_TRUE_FALSE) {
|
|
|
|
ExerciseShowFunctions::display_multiple_answer_true_false(
|
|
$answerType,
|
|
$studentChoice,
|
|
$answer,
|
|
$answerComment,
|
|
$answerCorrect,
|
|
0,
|
|
$questionId,
|
|
0
|
|
);
|
|
|
|
} elseif ($answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
|
|
|
|
ExerciseShowFunctions::display_multiple_answer_combination_true_false(
|
|
$answerType,
|
|
$studentChoice,
|
|
$answer,
|
|
$answerComment,
|
|
$answerCorrect,
|
|
0,
|
|
0,
|
|
0
|
|
);
|
|
|
|
} elseif ($answerType == FILL_IN_BLANKS) {
|
|
|
|
ExerciseShowFunctions::display_fill_in_blanks_answer($answer, 0, 0);
|
|
|
|
} elseif ($answerType == FREE_ANSWER) {
|
|
|
|
ExerciseShowFunctions::display_free_answer(
|
|
$choice,
|
|
$exeId,
|
|
$questionId,
|
|
$questionScore
|
|
);
|
|
|
|
} elseif ($answerType == ORAL_EXPRESSION) {
|
|
// to store the details of open questions in an array to be used in mail
|
|
|
|
ExerciseShowFunctions::display_oral_expression_answer($choice, 0, 0, $nano);
|
|
|
|
} elseif ($answerType == HOT_SPOT) {
|
|
// if ($origin != 'learnpath') {
|
|
ExerciseShowFunctions::display_hotspot_answer(
|
|
$answerId,
|
|
$answer,
|
|
$studentChoice,
|
|
$answerComment
|
|
);
|
|
// }
|
|
} elseif ($answerType == HOT_SPOT_ORDER) {
|
|
// if ($origin != 'learnpath') {
|
|
ExerciseShowFunctions::display_hotspot_order_answer(
|
|
$answerId,
|
|
$answer,
|
|
$studentChoice,
|
|
$answerComment
|
|
);
|
|
// }
|
|
} elseif ($answerType == HOT_SPOT_DELINEATION) {
|
|
$user_answer = $_SESSION['exerciseResultCoordinates'][$questionId];
|
|
|
|
//round-up the coordinates
|
|
$coords = explode('/', $user_answer);
|
|
$user_array = '';
|
|
foreach ($coords as $coord) {
|
|
list($x, $y) = explode(';', $coord);
|
|
$user_array .= round($x).';'.round($y).'/';
|
|
}
|
|
$user_array = substr($user_array, 0, -1);
|
|
|
|
if ($next) {
|
|
//$tbl_track_e_hotspot = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_HOTSPOT);
|
|
// Save into db
|
|
/* $sql = "INSERT INTO $tbl_track_e_hotspot (hotspot_user_id, hotspot_course_code, hotspot_exe_id, hotspot_question_id, hotspot_answer_id, hotspot_correct, hotspot_coordinate )
|
|
VALUES ('".Database::escape_string($_user['user_id'])."', '".Database::escape_string($_course['id'])."', '".Database::escape_string($exeId)."', '".Database::escape_string($questionId)."', '".Database::escape_string($answerId)."', '".Database::escape_string($studentChoice)."', '".Database::escape_string($user_array)."')";
|
|
$result = api_sql_query($sql,__FILE__,__LINE__); */
|
|
$user_answer = $user_array;
|
|
|
|
// we compare only the delineation not the other points
|
|
$answer_question = $_SESSION['hotspot_coord'][1];
|
|
$answerDestination = $_SESSION['hotspot_dest'][1];
|
|
|
|
//calculating the area
|
|
$poly_user = convert_coordinates($user_answer, '/');
|
|
$poly_answer = convert_coordinates($answer_question, '|');
|
|
$max_coord = poly_get_max($poly_user, $poly_answer);
|
|
$poly_user_compiled = poly_compile($poly_user, $max_coord);
|
|
$poly_answer_compiled = poly_compile($poly_answer, $max_coord);
|
|
$poly_results = poly_result($poly_answer_compiled, $poly_user_compiled, $max_coord);
|
|
|
|
$overlap = $poly_results['both'];
|
|
$poly_answer_area = $poly_results['s1'];
|
|
$poly_user_area = $poly_results['s2'];
|
|
$missing = $poly_results['s1Only'];
|
|
$excess = $poly_results['s2Only'];
|
|
|
|
//$overlap = round(polygons_overlap($poly_answer,$poly_user)); //this is an area in pixels
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' - Polygons results are '.print_r($poly_results, 1), 0);
|
|
}
|
|
|
|
if ($overlap < 1) {
|
|
//shortcut to avoid complicated calculations
|
|
$final_overlap = 0;
|
|
$final_missing = 100;
|
|
$final_excess = 100;
|
|
} else {
|
|
// the final overlap is the percentage of the initial polygon that is overlapped by the user's polygon
|
|
$final_overlap = round(((float)$overlap / (float)$poly_answer_area) * 100);
|
|
if ($debug > 1) {
|
|
error_log(__LINE__.' - Final overlap is '.$final_overlap, 0);
|
|
}
|
|
// the final missing area is the percentage of the initial polygon that is not overlapped by the user's polygon
|
|
$final_missing = 100 - $final_overlap;
|
|
if ($debug > 1) {
|
|
error_log(__LINE__.' - Final missing is '.$final_missing, 0);
|
|
}
|
|
// the final excess area is the percentage of the initial polygon's size that is covered by the user's polygon outside of the initial polygon
|
|
$final_excess = round(
|
|
(((float)$poly_user_area - (float)$overlap) / (float)$poly_answer_area) * 100
|
|
);
|
|
if ($debug > 1) {
|
|
error_log(__LINE__.' - Final excess is '.$final_excess, 0);
|
|
}
|
|
}
|
|
|
|
//checking the destination parameters parsing the "@@"
|
|
$destination_items = explode('@@', $answerDestination);
|
|
$threadhold_total = $destination_items[0];
|
|
$threadhold_items = explode(';', $threadhold_total);
|
|
$threadhold1 = $threadhold_items[0]; // overlap
|
|
$threadhold2 = $threadhold_items[1]; // excess
|
|
$threadhold3 = $threadhold_items[2]; //missing
|
|
// if is delineation
|
|
if ($answerId === 1) {
|
|
//setting colors
|
|
if ($final_overlap >= $threadhold1) {
|
|
$overlap_color = true; //echo 'a';
|
|
}
|
|
//echo $excess.'-'.$threadhold2;
|
|
if ($final_excess <= $threadhold2) {
|
|
$excess_color = true; //echo 'b';
|
|
}
|
|
//echo '--------'.$missing.'-'.$threadhold3;
|
|
if ($final_missing <= $threadhold3) {
|
|
$missing_color = true; //echo 'c';
|
|
}
|
|
|
|
// if pass
|
|
if ($final_overlap >= $threadhold1 && $final_missing <= $threadhold3 && $final_excess <= $threadhold2) {
|
|
$next = 1; //go to the oars
|
|
$result_comment = get_lang('Acceptable');
|
|
$final_answer = 1; // do not update with update_exercise_attempt
|
|
} else {
|
|
$next = 0;
|
|
$result_comment = get_lang('Unacceptable');
|
|
$comment = $answerDestination = $objAnswerTmp->selectComment(1);
|
|
$answerDestination = $objAnswerTmp->selectDestination(1);
|
|
//checking the destination parameters parsing the "@@"
|
|
$destination_items = explode('@@', $answerDestination);
|
|
}
|
|
} elseif ($answerId > 1) {
|
|
if ($objAnswerTmp->selectHotspotType($answerId) == 'noerror') {
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' - answerId is of type noerror', 0);
|
|
}
|
|
//type no error shouldn't be treated
|
|
$next = 1;
|
|
continue;
|
|
}
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' - answerId is >1 so we\'re probably in OAR', 0);
|
|
}
|
|
//check the intersection between the oar and the user
|
|
//echo 'user'; print_r($x_user_list); print_r($y_user_list);
|
|
//echo 'official';print_r($x_list);print_r($y_list);
|
|
//$result = get_intersection_data($x_list,$y_list,$x_user_list,$y_user_list);
|
|
$inter = $result['success'];
|
|
|
|
//$delineation_cord=$objAnswerTmp->selectHotspotCoordinates($answerId);
|
|
$delineation_cord = $objAnswerTmp->selectHotspotCoordinates($answerId);
|
|
|
|
$poly_answer = convert_coordinates($delineation_cord, '|');
|
|
$max_coord = poly_get_max($poly_user, $poly_answer);
|
|
$poly_answer_compiled = poly_compile($poly_answer, $max_coord);
|
|
$overlap = poly_touch($poly_user_compiled, $poly_answer_compiled, $max_coord);
|
|
|
|
if ($overlap == false) {
|
|
//all good, no overlap
|
|
$next = 1;
|
|
continue;
|
|
} else {
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' - Overlap is '.$overlap.': OAR hit', 0);
|
|
}
|
|
$organs_at_risk_hit++;
|
|
//show the feedback
|
|
$next = 0;
|
|
$comment = $answerDestination = $objAnswerTmp->selectComment($answerId);
|
|
$answerDestination = $objAnswerTmp->selectDestination($answerId);
|
|
|
|
$destination_items = explode('@@', $answerDestination);
|
|
$try_hotspot = $destination_items[1];
|
|
$lp_hotspot = $destination_items[2];
|
|
$select_question_hotspot = $destination_items[3];
|
|
$url_hotspot = $destination_items[4];
|
|
}
|
|
}
|
|
} else { // the first delineation feedback
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' first', 0);
|
|
}
|
|
}
|
|
} elseif ($answerType == MATCHING) {
|
|
//if ($origin != 'learnpath') {
|
|
echo '<tr>';
|
|
echo '<td>'.$answer_matching[$answerId].'</td><td>'.$user_answer.' / <b><span style="color: #008000;">'.
|
|
$answer_matching[$answerCorrect]
|
|
.'</span></b></td>';
|
|
echo '</tr>';
|
|
//}
|
|
}
|
|
}
|
|
} else {
|
|
if ($debug) {
|
|
error_log('Showing questions $from '.$from);
|
|
}
|
|
|
|
switch ($answerType) {
|
|
case UNIQUE_ANSWER :
|
|
case UNIQUE_ANSWER_IMAGE :
|
|
case UNIQUE_ANSWER_NO_OPTION:
|
|
case MULTIPLE_ANSWER :
|
|
case GLOBAL_MULTIPLE_ANSWER :
|
|
case MULTIPLE_ANSWER_COMBINATION :
|
|
if ($answerId == 1) {
|
|
ExerciseShowFunctions::display_unique_or_multiple_answer(
|
|
$answerType,
|
|
$studentChoice,
|
|
$answer,
|
|
$answerComment,
|
|
$answerCorrect,
|
|
$exeId,
|
|
$questionId,
|
|
$answerId
|
|
);
|
|
} else {
|
|
ExerciseShowFunctions::display_unique_or_multiple_answer(
|
|
$answerType,
|
|
$studentChoice,
|
|
$answer,
|
|
$answerComment,
|
|
$answerCorrect,
|
|
$exeId,
|
|
$questionId,
|
|
""
|
|
);
|
|
}
|
|
break;
|
|
case MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE:
|
|
if ($answerId == 1) {
|
|
ExerciseShowFunctions::display_multiple_answer_combination_true_false(
|
|
$answerType,
|
|
$studentChoice,
|
|
$answer,
|
|
$answerComment,
|
|
$answerCorrect,
|
|
$exeId,
|
|
$questionId,
|
|
$answerId
|
|
);
|
|
} else {
|
|
ExerciseShowFunctions::display_multiple_answer_combination_true_false(
|
|
$answerType,
|
|
$studentChoice,
|
|
$answer,
|
|
$answerComment,
|
|
$answerCorrect,
|
|
$exeId,
|
|
$questionId,
|
|
""
|
|
);
|
|
}
|
|
break;
|
|
case MULTIPLE_ANSWER_TRUE_FALSE :
|
|
if ($answerId == 1) {
|
|
ExerciseShowFunctions::display_multiple_answer_true_false(
|
|
$answerType,
|
|
$studentChoice,
|
|
$answer,
|
|
$answerComment,
|
|
$answerCorrect,
|
|
$exeId,
|
|
$questionId,
|
|
$answerId
|
|
);
|
|
} else {
|
|
ExerciseShowFunctions::display_multiple_answer_true_false(
|
|
$answerType,
|
|
$studentChoice,
|
|
$answer,
|
|
$answerComment,
|
|
$answerCorrect,
|
|
$exeId,
|
|
$questionId,
|
|
""
|
|
);
|
|
}
|
|
break;
|
|
case FILL_IN_BLANKS:
|
|
ExerciseShowFunctions::display_fill_in_blanks_answer($answer, $exeId, $questionId);
|
|
break;
|
|
case FREE_ANSWER:
|
|
echo ExerciseShowFunctions::display_free_answer(
|
|
$choice,
|
|
$exeId,
|
|
$questionId,
|
|
$questionScore
|
|
);
|
|
break;
|
|
case ORAL_EXPRESSION:
|
|
echo '<tr>
|
|
<td valign="top">'.ExerciseShowFunctions::display_oral_expression_answer(
|
|
$choice,
|
|
$exeId,
|
|
$questionId,
|
|
$nano
|
|
).'</td>
|
|
</tr>
|
|
</table>';
|
|
break;
|
|
case HOT_SPOT:
|
|
ExerciseShowFunctions::display_hotspot_answer(
|
|
$answerId,
|
|
$answer,
|
|
$studentChoice,
|
|
$answerComment
|
|
);
|
|
break;
|
|
case HOT_SPOT_DELINEATION:
|
|
$user_answer = $user_array;
|
|
if ($next) {
|
|
//$tbl_track_e_hotspot = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_HOTSPOT);
|
|
// Save into db
|
|
/* $sql = "INSERT INTO $tbl_track_e_hotspot (hotspot_user_id, hotspot_course_code, hotspot_exe_id, hotspot_question_id, hotspot_answer_id, hotspot_correct, hotspot_coordinate )
|
|
VALUES ('".Database::escape_string($_user['user_id'])."', '".Database::escape_string($_course['id'])."', '".Database::escape_string($exeId)."', '".Database::escape_string($questionId)."', '".Database::escape_string($answerId)."', '".Database::escape_string($studentChoice)."', '".Database::escape_string($user_array)."')";
|
|
$result = api_sql_query($sql,__FILE__,__LINE__); */
|
|
$user_answer = $user_array;
|
|
|
|
// we compare only the delineation not the other points
|
|
$answer_question = $_SESSION['hotspot_coord'][1];
|
|
$answerDestination = $_SESSION['hotspot_dest'][1];
|
|
|
|
//calculating the area
|
|
$poly_user = convert_coordinates($user_answer, '/');
|
|
$poly_answer = convert_coordinates($answer_question, '|');
|
|
|
|
$max_coord = poly_get_max($poly_user, $poly_answer);
|
|
$poly_user_compiled = poly_compile($poly_user, $max_coord);
|
|
$poly_answer_compiled = poly_compile($poly_answer, $max_coord);
|
|
$poly_results = poly_result($poly_answer_compiled, $poly_user_compiled, $max_coord);
|
|
|
|
$overlap = $poly_results['both'];
|
|
$poly_answer_area = $poly_results['s1'];
|
|
$poly_user_area = $poly_results['s2'];
|
|
$missing = $poly_results['s1Only'];
|
|
$excess = $poly_results['s2Only'];
|
|
|
|
//$overlap = round(polygons_overlap($poly_answer,$poly_user)); //this is an area in pixels
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' - Polygons results are '.print_r($poly_results, 1), 0);
|
|
}
|
|
if ($overlap < 1) {
|
|
//shortcut to avoid complicated calculations
|
|
$final_overlap = 0;
|
|
$final_missing = 100;
|
|
$final_excess = 100;
|
|
} else {
|
|
// the final overlap is the percentage of the initial polygon that is overlapped by the user's polygon
|
|
$final_overlap = round(((float)$overlap / (float)$poly_answer_area) * 100);
|
|
if ($debug > 1) {
|
|
error_log(__LINE__.' - Final overlap is '.$final_overlap, 0);
|
|
}
|
|
// the final missing area is the percentage of the initial polygon that is not overlapped by the user's polygon
|
|
$final_missing = 100 - $final_overlap;
|
|
if ($debug > 1) {
|
|
error_log(__LINE__.' - Final missing is '.$final_missing, 0);
|
|
}
|
|
// the final excess area is the percentage of the initial polygon's size that is covered by the user's polygon outside of the initial polygon
|
|
$final_excess = round(
|
|
(((float)$poly_user_area - (float)$overlap) / (float)$poly_answer_area) * 100
|
|
);
|
|
if ($debug > 1) {
|
|
error_log(__LINE__.' - Final excess is '.$final_excess, 0);
|
|
}
|
|
}
|
|
|
|
//checking the destination parameters parsing the "@@"
|
|
$destination_items = explode('@@', $answerDestination);
|
|
$threadhold_total = $destination_items[0];
|
|
$threadhold_items = explode(';', $threadhold_total);
|
|
$threadhold1 = $threadhold_items[0]; // overlap
|
|
$threadhold2 = $threadhold_items[1]; // excess
|
|
$threadhold3 = $threadhold_items[2]; //missing
|
|
// if is delineation
|
|
if ($answerId === 1) {
|
|
//setting colors
|
|
if ($final_overlap >= $threadhold1) {
|
|
$overlap_color = true; //echo 'a';
|
|
}
|
|
//echo $excess.'-'.$threadhold2;
|
|
if ($final_excess <= $threadhold2) {
|
|
$excess_color = true; //echo 'b';
|
|
}
|
|
//echo '--------'.$missing.'-'.$threadhold3;
|
|
if ($final_missing <= $threadhold3) {
|
|
$missing_color = true; //echo 'c';
|
|
}
|
|
|
|
// if pass
|
|
if ($final_overlap >= $threadhold1 && $final_missing <= $threadhold3 && $final_excess <= $threadhold2) {
|
|
$next = 1; //go to the oars
|
|
$result_comment = get_lang('Acceptable');
|
|
$final_answer = 1; // do not update with update_exercise_attempt
|
|
} else {
|
|
$next = 0;
|
|
$result_comment = get_lang('Unacceptable');
|
|
$comment = $answerDestination = $objAnswerTmp->selectComment(1);
|
|
$answerDestination = $objAnswerTmp->selectDestination(1);
|
|
//checking the destination parameters parsing the "@@"
|
|
$destination_items = explode('@@', $answerDestination);
|
|
}
|
|
} elseif ($answerId > 1) {
|
|
if ($objAnswerTmp->selectHotspotType($answerId) == 'noerror') {
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' - answerId is of type noerror', 0);
|
|
}
|
|
//type no error shouldn't be treated
|
|
$next = 1;
|
|
continue;
|
|
}
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' - answerId is >1 so we\'re probably in OAR', 0);
|
|
}
|
|
//check the intersection between the oar and the user
|
|
//echo 'user'; print_r($x_user_list); print_r($y_user_list);
|
|
//echo 'official';print_r($x_list);print_r($y_list);
|
|
//$result = get_intersection_data($x_list,$y_list,$x_user_list,$y_user_list);
|
|
$inter = $result['success'];
|
|
|
|
//$delineation_cord=$objAnswerTmp->selectHotspotCoordinates($answerId);
|
|
$delineation_cord = $objAnswerTmp->selectHotspotCoordinates($answerId);
|
|
|
|
$poly_answer = convert_coordinates($delineation_cord, '|');
|
|
$max_coord = poly_get_max($poly_user, $poly_answer);
|
|
$poly_answer_compiled = poly_compile($poly_answer, $max_coord);
|
|
$overlap = poly_touch($poly_user_compiled, $poly_answer_compiled, $max_coord);
|
|
|
|
if ($overlap == false) {
|
|
//all good, no overlap
|
|
$next = 1;
|
|
continue;
|
|
} else {
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' - Overlap is '.$overlap.': OAR hit', 0);
|
|
}
|
|
$organs_at_risk_hit++;
|
|
//show the feedback
|
|
$next = 0;
|
|
$comment = $answerDestination = $objAnswerTmp->selectComment($answerId);
|
|
$answerDestination = $objAnswerTmp->selectDestination($answerId);
|
|
|
|
$destination_items = explode('@@', $answerDestination);
|
|
$try_hotspot = $destination_items[1];
|
|
$lp_hotspot = $destination_items[2];
|
|
$select_question_hotspot = $destination_items[3];
|
|
$url_hotspot = $destination_items[4];
|
|
}
|
|
}
|
|
} else { // the first delineation feedback
|
|
if ($debug > 0) {
|
|
error_log(__LINE__.' first', 0);
|
|
}
|
|
}
|
|
break;
|
|
case HOT_SPOT_ORDER:
|
|
ExerciseShowFunctions::display_hotspot_order_answer(
|
|
$answerId,
|
|
$answer,
|
|
$studentChoice,
|
|
$answerComment
|
|
);
|
|
break;
|
|
case DRAGGABLE:
|
|
case MATCHING:
|
|
//if ($origin != 'learnpath') {
|
|
echo '<tr>';
|
|
echo '<td>'.$answer_matching[$answerId].'</td><td>'.$user_answer.' / <b><span style="color: #008000;">'.$answer_matching[$answerCorrect].'</span></b></td>';
|
|
echo '</tr>';
|
|
//}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if ($debug) {
|
|
error_log(' ------ ');
|
|
}
|
|
} // end for that loops over all answers of the current question
|
|
|
|
if ($debug) {
|
|
error_log('<-- end answer loop -->');
|
|
}
|
|
|
|
/*
|
|
if (!$saved_results && $answerType == HOT_SPOT) {
|
|
$queryfree = "SELECT marks FROM ".$TBL_TRACK_ATTEMPT." WHERE exe_id = '".Database::escape_string($exeId)."' and question_id= '".Database::escape_string($questionId)."'";
|
|
$resfree = Database::query($queryfree);
|
|
$questionScore = Database::result($resfree,0,"marks");
|
|
} */
|
|
|
|
$final_answer = true;
|
|
foreach ($real_answers as $my_answer) {
|
|
if (!$my_answer) {
|
|
$final_answer = false;
|
|
}
|
|
}
|
|
|
|
//we add the total score after dealing with the answers
|
|
if ($answerType == MULTIPLE_ANSWER_COMBINATION || $answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
|
|
if ($final_answer) {
|
|
//getting only the first score where we save the weight of all the question
|
|
$answerWeighting = $objAnswerTmp->selectWeighting(1);
|
|
$questionScore += $answerWeighting;
|
|
$totalScore += $answerWeighting;
|
|
}
|
|
}
|
|
|
|
//Fixes multiple answer question in order to be exact
|
|
if ($answerType == MULTIPLE_ANSWER || $answerType == GLOBAL_MULTIPLE_ANSWER) {
|
|
|
|
$diff = @array_diff($answer_correct_array, $real_answers);
|
|
|
|
/*
|
|
* All good answers or nothing works like exact
|
|
$counter = 1;
|
|
$correct_answer = true;
|
|
foreach ($real_answers as $my_answer) {
|
|
if ($debug) error_log(" my_answer: $my_answer answer_correct_array[counter]: ".$answer_correct_array[$counter]);
|
|
if ($my_answer != $answer_correct_array[$counter]) {
|
|
$correct_answer = false;
|
|
break;
|
|
}
|
|
$counter++;
|
|
} */
|
|
if ($debug) {
|
|
error_log("answer_correct_array: ".print_r($answer_correct_array, 1)."");
|
|
error_log("real_answers: ".print_r($real_answers, 1)."");
|
|
}
|
|
|
|
/* if ($correct_answer == false) {
|
|
$questionScore = 0;
|
|
} */
|
|
|
|
//This makes the result non exact
|
|
if (!empty($diff)) {
|
|
//$questionScore = 0;
|
|
}
|
|
}
|
|
|
|
$extra_data = array(
|
|
'final_overlap' => $final_overlap,
|
|
'final_missing' => $final_missing,
|
|
'final_excess' => $final_excess,
|
|
'overlap_color' => $overlap_color,
|
|
'missing_color' => $missing_color,
|
|
'excess_color' => $excess_color,
|
|
'threadhold1' => $threadhold1,
|
|
'threadhold2' => $threadhold2,
|
|
'threadhold3' => $threadhold3,
|
|
);
|
|
|
|
if ($from == 'exercise_result') {
|
|
// if answer is hotspot. To the difference of exercise_show.php, we use the results from the session (from_db=0)
|
|
// TODO Change this, because it is wrong to show the user some results that haven't been stored in the database yet
|
|
if ($answerType == HOT_SPOT || $answerType == HOT_SPOT_ORDER || $answerType == HOT_SPOT_DELINEATION) {
|
|
|
|
if ($debug) {
|
|
error_log('$from AND this is a hotspot kind of question ');
|
|
}
|
|
|
|
$my_exe_id = 0;
|
|
$from_database = 0;
|
|
if ($answerType == HOT_SPOT_DELINEATION) {
|
|
if (0) {
|
|
if ($overlap_color) {
|
|
$overlap_color = 'green';
|
|
} else {
|
|
$overlap_color = 'red';
|
|
}
|
|
if ($missing_color) {
|
|
$missing_color = 'green';
|
|
} else {
|
|
$missing_color = 'red';
|
|
}
|
|
if ($excess_color) {
|
|
$excess_color = 'green';
|
|
} else {
|
|
$excess_color = 'red';
|
|
}
|
|
if (!is_numeric($final_overlap)) {
|
|
$final_overlap = 0;
|
|
}
|
|
if (!is_numeric($final_missing)) {
|
|
$final_missing = 0;
|
|
}
|
|
if (!is_numeric($final_excess)) {
|
|
$final_excess = 0;
|
|
}
|
|
|
|
if ($final_overlap > 100) {
|
|
$final_overlap = 100;
|
|
}
|
|
|
|
$table_resume = '<table class="data_table">
|
|
<tr class="row_odd" >
|
|
<td></td>
|
|
<td ><b>'.get_lang('Requirements').'</b></td>
|
|
<td><b>'.get_lang('YourAnswer').'</b></td>
|
|
</tr>
|
|
<tr class="row_even">
|
|
<td><b>'.get_lang('Overlap').'</b></td>
|
|
<td>'.get_lang('Min').' '.$threadhold1.'</td>
|
|
<td><div style="color:'.$overlap_color.'">'.(($final_overlap < 0) ? 0 : intval(
|
|
$final_overlap
|
|
)).'</div></td>
|
|
</tr>
|
|
<tr>
|
|
<td><b>'.get_lang('Excess').'</b></td>
|
|
<td>'.get_lang('Max').' '.$threadhold2.'</td>
|
|
<td><div style="color:'.$excess_color.'">'.(($final_excess < 0) ? 0 : intval(
|
|
$final_excess
|
|
)).'</div></td>
|
|
</tr>
|
|
<tr class="row_even">
|
|
<td><b>'.get_lang('Missing').'</b></td>
|
|
<td>'.get_lang('Max').' '.$threadhold3.'</td>
|
|
<td><div style="color:'.$missing_color.'">'.(($final_missing < 0) ? 0 : intval(
|
|
$final_missing
|
|
)).'</div></td>
|
|
</tr>
|
|
</table>';
|
|
if ($next == 0) {
|
|
$try = $try_hotspot;
|
|
$lp = $lp_hotspot;
|
|
$destinationid = $select_question_hotspot;
|
|
$url = $url_hotspot;
|
|
} else {
|
|
//show if no error
|
|
//echo 'no error';
|
|
$comment = $answerComment = $objAnswerTmp->selectComment($nbrAnswers);
|
|
$answerDestination = $objAnswerTmp->selectDestination($nbrAnswers);
|
|
}
|
|
|
|
echo '<h1><div style="color:#333;">'.get_lang('Feedback').'</div></h1>
|
|
<p style="text-align:center">';
|
|
|
|
$message = '<p>'.get_lang('YourDelineation').'</p>';
|
|
$message .= $table_resume;
|
|
$message .= '<br />'.get_lang('ResultIs').' '.$result_comment.'<br />';
|
|
if ($organs_at_risk_hit > 0) {
|
|
$message .= '<p><b>'.get_lang('OARHit').'</b></p>';
|
|
}
|
|
$message .= '<p>'.$comment.'</p>';
|
|
echo $message;
|
|
} else {
|
|
echo $hotspot_delineation_result[0]; //prints message
|
|
$from_database = 1; // the hotspot_solution.swf needs this variable
|
|
}
|
|
|
|
//save the score attempts
|
|
|
|
if (1) {
|
|
$final_answer = $hotspot_delineation_result[1]; //getting the answer 1 or 0 comes from exercise_submit_modal.php
|
|
if ($final_answer == 0) {
|
|
$questionScore = 0;
|
|
}
|
|
exercise_attempt(
|
|
$questionScore,
|
|
1,
|
|
$quesId,
|
|
$exeId,
|
|
0
|
|
); // we always insert the answer_id 1 = delineation
|
|
//in delineation mode, get the answer from $hotspot_delineation_result[1]
|
|
exercise_attempt_hotspot(
|
|
$exeId,
|
|
$quesId,
|
|
1,
|
|
$hotspot_delineation_result[1],
|
|
$exerciseResultCoordinates[$quesId]
|
|
);
|
|
} else {
|
|
if ($final_answer == 0) {
|
|
$questionScore = 0;
|
|
$answer = 0;
|
|
exercise_attempt($questionScore, $answer, $quesId, $exeId, 0);
|
|
if (is_array($exerciseResultCoordinates[$quesId])) {
|
|
foreach ($exerciseResultCoordinates[$quesId] as $idx => $val) {
|
|
exercise_attempt_hotspot($exeId, $quesId, $idx, 0, $val);
|
|
}
|
|
}
|
|
} else {
|
|
exercise_attempt($questionScore, $answer, $quesId, $exeId, 0);
|
|
if (is_array($exerciseResultCoordinates[$quesId])) {
|
|
foreach ($exerciseResultCoordinates[$quesId] as $idx => $val) {
|
|
exercise_attempt_hotspot($exeId, $quesId, $idx, $choice[$idx], $val);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$my_exe_id = $exeId;
|
|
}
|
|
}
|
|
|
|
if ($answerType == HOT_SPOT || $answerType == HOT_SPOT_ORDER) {
|
|
// We made an extra table for the answers
|
|
|
|
if ($show_result) {
|
|
//if ($origin != 'learnpath') {
|
|
echo '</table></td></tr>';
|
|
echo '<tr>
|
|
<td colspan="2">';
|
|
echo '<i>'.get_lang('HotSpot').'</i><br /><br />';
|
|
|
|
echo '<object type="application/x-shockwave-flash" data="'.api_get_path(
|
|
WEB_CODE_PATH
|
|
).'plugin/hotspot/hotspot_solution.swf?modifyAnswers='.Security::remove_XSS(
|
|
$questionId
|
|
).'&exe_id='.$exeId.'&from_db=1" width="552" height="352">
|
|
<param name="movie" value="../plugin/hotspot/hotspot_solution.swf?modifyAnswers='.Security::remove_XSS(
|
|
$questionId
|
|
).'&exe_id='.$exeId.'&from_db=1" />
|
|
</object>';
|
|
echo '</td>
|
|
</tr>';
|
|
//}
|
|
}
|
|
}
|
|
|
|
if ($origin != 'learnpath') {
|
|
if ($show_result) {
|
|
echo '</table>';
|
|
}
|
|
}
|
|
}
|
|
unset($objAnswerTmp);
|
|
|
|
$totalWeighting += $questionWeighting;
|
|
// Store results directly in the database
|
|
// For all in one page exercises, the results will be
|
|
// stored by exercise_results.php (using the session)
|
|
|
|
if ($saved_results) {
|
|
if ($debug) {
|
|
error_log("Save question results: $saved_results");
|
|
error_log(print_r($choice, 1));
|
|
}
|
|
|
|
if (empty($choice)) {
|
|
$choice = 0;
|
|
}
|
|
if ($answerType == MULTIPLE_ANSWER_TRUE_FALSE || $answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
|
|
if ($choice != 0) {
|
|
$reply = array_keys($choice);
|
|
for ($i = 0; $i < sizeof($reply); $i++) {
|
|
$ans = $reply[$i];
|
|
exercise_attempt($questionScore, $ans.':'.$choice[$ans], $quesId, $exeId, $i, $this->id);
|
|
if ($debug) {
|
|
error_log('result =>'.$questionScore.' '.$ans.':'.$choice[$ans]);
|
|
}
|
|
}
|
|
} else {
|
|
exercise_attempt($questionScore, 0, $quesId, $exeId, 0, $this->id);
|
|
}
|
|
} elseif ($answerType == MULTIPLE_ANSWER || $answerType == GLOBAL_MULTIPLE_ANSWER) {
|
|
if ($choice != 0) {
|
|
$reply = array_keys($choice);
|
|
|
|
if ($debug) {
|
|
error_log("reply ".print_r($reply, 1)."");
|
|
}
|
|
for ($i = 0; $i < sizeof($reply); $i++) {
|
|
$ans = $reply[$i];
|
|
exercise_attempt($questionScore, $ans, $quesId, $exeId, $i, $this->id);
|
|
}
|
|
} else {
|
|
exercise_attempt($questionScore, 0, $quesId, $exeId, 0, $this->id);
|
|
}
|
|
} elseif ($answerType == MULTIPLE_ANSWER_COMBINATION) {
|
|
if ($choice != 0) {
|
|
$reply = array_keys($choice);
|
|
for ($i = 0; $i < sizeof($reply); $i++) {
|
|
$ans = $reply[$i];
|
|
exercise_attempt($questionScore, $ans, $quesId, $exeId, $i, $this->id);
|
|
}
|
|
} else {
|
|
exercise_attempt($questionScore, 0, $quesId, $exeId, 0, $this->id);
|
|
}
|
|
} elseif ($answerType == MATCHING || $answerType == DRAGGABLE) {
|
|
if (isset($matching)) {
|
|
foreach ($matching as $j => $val) {
|
|
exercise_attempt($questionScore, $val, $quesId, $exeId, $j, $this->id);
|
|
}
|
|
}
|
|
} elseif ($answerType == FREE_ANSWER) {
|
|
$answer = $choice;
|
|
exercise_attempt($questionScore, $answer, $quesId, $exeId, 0, $this->id);
|
|
} elseif ($answerType == ORAL_EXPRESSION) {
|
|
$answer = $choice;
|
|
exercise_attempt($questionScore, $answer, $quesId, $exeId, 0, $this->id, $nano);
|
|
} elseif ($answerType == UNIQUE_ANSWER || $answerType == UNIQUE_ANSWER_IMAGE || $answerType == UNIQUE_ANSWER_NO_OPTION) {
|
|
$answer = $choice;
|
|
exercise_attempt($questionScore, $answer, $quesId, $exeId, 0, $this->id);
|
|
// } elseif ($answerType == HOT_SPOT || $answerType == HOT_SPOT_DELINEATION) {
|
|
} elseif ($answerType == HOT_SPOT) {
|
|
exercise_attempt($questionScore, $answer, $quesId, $exeId, 0, $this->id);
|
|
if (isset($exerciseResultCoordinates[$questionId]) && !empty($exerciseResultCoordinates[$questionId])) {
|
|
foreach ($exerciseResultCoordinates[$questionId] as $idx => $val) {
|
|
exercise_attempt_hotspot($exeId, $quesId, $idx, $choice[$idx], $val, $this->id);
|
|
}
|
|
}
|
|
} else {
|
|
exercise_attempt($questionScore, $answer, $quesId, $exeId, 0, $this->id);
|
|
}
|
|
}
|
|
|
|
if ($propagate_neg == 0 && $questionScore < 0) {
|
|
$questionScore = 0;
|
|
}
|
|
|
|
if ($saved_results) {
|
|
$stat_table = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
$sql_update = 'UPDATE '.$stat_table.' SET exe_result = exe_result + '.floatval(
|
|
$questionScore
|
|
).' WHERE exe_id = '.$exeId;
|
|
if ($debug) {
|
|
error_log($sql_update);
|
|
}
|
|
Database::query($sql_update);
|
|
}
|
|
|
|
$return_array = array(
|
|
'score' => $questionScore,
|
|
'weight' => $questionWeighting,
|
|
'extra' => $extra_data,
|
|
'open_question' => $arrques,
|
|
'open_answer' => $arrans,
|
|
'answer_type' => $answerType
|
|
);
|
|
|
|
return $return_array;
|
|
}
|
|
|
|
/**
|
|
* Sends a notification when a user ends an examn
|
|
*
|
|
*/
|
|
function send_notification_for_open_questions($question_list_answers, $origin, $exe_id)
|
|
{
|
|
if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1) {
|
|
return null;
|
|
}
|
|
// Email configuration settings
|
|
$coursecode = api_get_course_id();
|
|
$course_info = api_get_course_info(api_get_course_id());
|
|
|
|
$url_email = api_get_path(WEB_CODE_PATH).'exercice/exercise_show.php?'.api_get_cidreq(
|
|
).'&id_session='.api_get_session_id().'&id='.$exe_id.'&action=qualify';
|
|
$user_info = UserManager::get_user_info_by_id(api_get_user_id());
|
|
|
|
$msg = '<p>'.get_lang('OpenQuestionsAttempted').' :</p>
|
|
<p>'.get_lang('AttemptDetails').' : </p>
|
|
<table class="data_table">
|
|
<tr>
|
|
<td><h3>'.get_lang('CourseName').'</h3></td>
|
|
<td><h3>#course#</h3></td>
|
|
</tr>
|
|
<tr>
|
|
<td>'.get_lang('TestAttempted').'</span></td>
|
|
<td>#exercise#</td>
|
|
</tr>
|
|
<tr>
|
|
<td>'.get_lang('StudentName').'</td>
|
|
<td>#firstName# #lastName#</td>
|
|
</tr>
|
|
<tr>
|
|
<td>'.get_lang('StudentEmail').'</td>
|
|
<td>#mail#</td>
|
|
</tr>
|
|
</table>';
|
|
$open_question_list = null;
|
|
foreach ($question_list_answers as $item) {
|
|
$question = $item['question'];
|
|
$answer = $item['answer'];
|
|
$answer_type = $item['answer_type'];
|
|
|
|
if (!empty($question) && !empty($answer) && $answer_type == FREE_ANSWER) {
|
|
$open_question_list .= '<tr>
|
|
<td width="220" valign="top" bgcolor="#E5EDF8"> '.get_lang('Question').'</td>
|
|
<td width="473" valign="top" bgcolor="#F3F3F3">'.$question.'</td>
|
|
</tr>
|
|
<tr>
|
|
<td width="220" valign="top" bgcolor="#E5EDF8"> '.get_lang('Answer').'</td>
|
|
<td valign="top" bgcolor="#F3F3F3">'.$answer.'</td>
|
|
</tr>';
|
|
}
|
|
}
|
|
|
|
if (!empty($open_question_list)) {
|
|
$msg .= '<p><br />'.get_lang('OpenQuestionsAttemptedAre').' :</p>
|
|
<table width="730" height="136" border="0" cellpadding="3" cellspacing="3">';
|
|
$msg .= $open_question_list;
|
|
$msg .= '</table><br />';
|
|
|
|
|
|
$msg1 = str_replace("#exercise#", $this->exercise, $msg);
|
|
$msg = str_replace("#firstName#", $user_info['firstname'], $msg1);
|
|
$msg1 = str_replace("#lastName#", $user_info['lastname'], $msg);
|
|
$msg = str_replace("#mail#", $user_info['email'], $msg1);
|
|
$msg = str_replace("#course#", $course_info['name'], $msg1);
|
|
|
|
if ($origin != 'learnpath') {
|
|
$msg .= get_lang('ClickToCommentAndGiveFeedback').', <br />
|
|
<a href="#url#">#url#</a>';
|
|
}
|
|
$msg1 = str_replace("#url#", $url_email, $msg);
|
|
$mail_content = $msg1;
|
|
$subject = get_lang('OpenQuestionsAttempted');
|
|
|
|
$teachers = array();
|
|
if (api_get_session_id()) {
|
|
$teachers = CourseManager::get_coach_list_from_course_code($coursecode, api_get_session_id());
|
|
} else {
|
|
$teachers = CourseManager::get_teacher_list_from_course_code($coursecode);
|
|
}
|
|
|
|
if (!empty($teachers)) {
|
|
foreach ($teachers as $user_id => $teacher_data) {
|
|
MessageManager::send_message_simple($user_id, $subject, $mail_content);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function send_notification_for_oral_questions($question_list_answers, $origin, $exe_id)
|
|
{
|
|
if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1) {
|
|
return null;
|
|
}
|
|
// Email configuration settings
|
|
$coursecode = api_get_course_id();
|
|
$course_info = api_get_course_info(api_get_course_id());
|
|
|
|
$url_email = api_get_path(WEB_CODE_PATH).'exercice/exercise_show.php?'.api_get_cidreq(
|
|
).'&id_session='.api_get_session_id().'&id='.$exe_id.'&action=qualify';
|
|
$user_info = UserManager::get_user_info_by_id(api_get_user_id());
|
|
|
|
|
|
$oral_question_list = null;
|
|
foreach ($question_list_answers as $item) {
|
|
$question = $item['question'];
|
|
$answer = $item['answer'];
|
|
$answer_type = $item['answer_type'];
|
|
|
|
if (!empty($question) && !empty($answer) && $answer_type == ORAL_EXPRESSION) {
|
|
$oral_question_list .= '<br /><table width="730" height="136" border="0" cellpadding="3" cellspacing="3"><tr>
|
|
<td width="220" valign="top" bgcolor="#E5EDF8"> '.get_lang('Question').'</td>
|
|
<td width="473" valign="top" bgcolor="#F3F3F3">'.$question.'</td>
|
|
</tr>
|
|
<tr>
|
|
<td width="220" valign="top" bgcolor="#E5EDF8"> '.get_lang('Answer').'</td>
|
|
<td valign="top" bgcolor="#F3F3F3">'.$answer.'</td>
|
|
</tr></table>';
|
|
}
|
|
}
|
|
|
|
if (!empty($oral_question_list)) {
|
|
$msg = '<p>'.get_lang('OralQuestionsAttempted').' :</p>
|
|
<p>'.get_lang('AttemptDetails').' : </p>
|
|
<table class="data_table">
|
|
<tr>
|
|
<td><h3>'.get_lang('CourseName').'</h3></td>
|
|
<td><h3>#course#</h3></td>
|
|
</tr>
|
|
<tr>
|
|
<td>'.get_lang('TestAttempted').'</span></td>
|
|
<td>#exercise#</td>
|
|
</tr>
|
|
<tr>
|
|
<td>'.get_lang('StudentName').'</td>
|
|
<td>#firstName# #lastName#</td>
|
|
</tr>
|
|
<tr>
|
|
<td>'.get_lang('StudentEmail').'</td>
|
|
<td>#mail#</td>
|
|
</tr>
|
|
</table>';
|
|
$msg .= '<br />'.sprintf(get_lang('OralQuestionsAttemptedAreX'), $oral_question_list).'<br />';
|
|
$msg1 = str_replace("#exercise#", $this->exercise, $msg);
|
|
$msg = str_replace("#firstName#", $user_info['firstname'], $msg1);
|
|
$msg1 = str_replace("#lastName#", $user_info['lastname'], $msg);
|
|
$msg = str_replace("#mail#", $user_info['email'], $msg1);
|
|
$msg = str_replace("#course#", $course_info['name'], $msg1);
|
|
|
|
if ($origin != 'learnpath') {
|
|
$msg .= get_lang('ClickToCommentAndGiveFeedback').', <br />
|
|
<a href="#url#">#url#</a>';
|
|
}
|
|
$msg1 = str_replace("#url#", $url_email, $msg);
|
|
$mail_content = $msg1;
|
|
$subject = get_lang('OralQuestionsAttempted');
|
|
|
|
$teachers = array();
|
|
if (api_get_session_id()) {
|
|
$teachers = CourseManager::get_coach_list_from_course_code($coursecode, api_get_session_id());
|
|
} else {
|
|
$teachers = CourseManager::get_teacher_list_from_course_code($coursecode);
|
|
}
|
|
|
|
if (!empty($teachers)) {
|
|
foreach ($teachers as $user_id => $teacher_data) {
|
|
MessageManager::send_message_simple($user_id, $subject, $mail_content);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function show_exercise_result_header($user_data, $start_date = null, $duration = null)
|
|
{
|
|
$array = array();
|
|
|
|
if (!empty($user_data)) {
|
|
$array[] = array('title' => get_lang("User"), 'content' => $user_data);
|
|
}
|
|
|
|
if (!empty($this->description)) {
|
|
$array[] = array('title' => get_lang("Description"), 'content' => $this->description);
|
|
}
|
|
|
|
if (!empty($start_date)) {
|
|
$array[] = array('title' => get_lang("StartDate"), 'content' => $start_date);
|
|
}
|
|
|
|
if (!empty($duration)) {
|
|
$array[] = array('title' => get_lang("Duration"), 'content' => $duration);
|
|
}
|
|
|
|
$html = Display::page_header(
|
|
Display::return_icon('quiz_big.png', get_lang('Result')).' '.$this->exercise.' : '.get_lang('Result')
|
|
);
|
|
$html .= Display::description($array);
|
|
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* Create a quiz from quiz data
|
|
* @param string Title
|
|
* @param int Time before it expires (in minutes)
|
|
* @param int Type of exercise
|
|
* @param int Whether it's randomly picked questions (1) or not (0)
|
|
* @param int Whether the exercise is visible to the user (1) or not (0)
|
|
* @param int Whether the results are show to the user (0) or not (1)
|
|
* @param int Maximum number of attempts (0 if no limit)
|
|
* @param int Feedback type
|
|
* @todo this was function was added due the import exercise via CSV
|
|
* @return int New exercise ID
|
|
*/
|
|
function create_quiz(
|
|
$title,
|
|
$expired_time = 0,
|
|
$type = 2,
|
|
$random = 0,
|
|
$active = 1,
|
|
$results_disabled = 0,
|
|
$max_attempt = 0,
|
|
$feedback = 3
|
|
) {
|
|
$tbl_quiz = Database::get_course_table(TABLE_QUIZ_TEST);
|
|
$expired_time = filter_var($expired_time, FILTER_SANITIZE_NUMBER_INT);
|
|
$type = filter_var($type, FILTER_SANITIZE_NUMBER_INT);
|
|
$random = filter_var($random, FILTER_SANITIZE_NUMBER_INT);
|
|
$active = filter_var($active, FILTER_SANITIZE_NUMBER_INT);
|
|
$results_disabled = filter_var($results_disabled, FILTER_SANITIZE_NUMBER_INT);
|
|
$max_attempt = filter_var($max_attempt, FILTER_SANITIZE_NUMBER_INT);
|
|
$feedback = filter_var($feedback, FILTER_SANITIZE_NUMBER_INT);
|
|
$sid = api_get_session_id();
|
|
$course_id = api_get_course_int_id();
|
|
// Save a new quiz
|
|
$sql = "INSERT INTO $tbl_quiz (c_id, title,type,random,active,results_disabled, max_attempt,start_time,end_time,feedback_type,expired_time, session_id) ".
|
|
" VALUES('$course_id', '".Database::escape_string(
|
|
$title
|
|
)."',$type,$random,$active, $results_disabled,$max_attempt,'','',$feedback,$expired_time,$sid)";
|
|
$rs = Database::query($sql);
|
|
$quiz_id = Database::get_last_insert_id();
|
|
|
|
return $quiz_id;
|
|
}
|
|
|
|
function process_geometry()
|
|
{
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the exercise result
|
|
* @param int attempt id
|
|
* @return float exercise result
|
|
*/
|
|
public function get_exercise_result($exe_id)
|
|
{
|
|
$result = array();
|
|
$track_exercise_info = get_exercise_track_exercise_info($exe_id);
|
|
if (!empty($track_exercise_info)) {
|
|
$objExercise = new Exercise();
|
|
$objExercise->read($track_exercise_info['exe_exo_id']);
|
|
if (!empty($track_exercise_info['data_tracking'])) {
|
|
$question_list = explode(',', $track_exercise_info['data_tracking']);
|
|
}
|
|
foreach ($question_list as $questionId) {
|
|
$question_result = $objExercise->manage_answer(
|
|
$exe_id,
|
|
$questionId,
|
|
'',
|
|
'exercise_show',
|
|
array(),
|
|
false,
|
|
true,
|
|
false,
|
|
$objExercise->selectPropagateNeg()
|
|
);
|
|
$questionScore = $question_result['score'];
|
|
$totalScore += $question_result['score'];
|
|
}
|
|
|
|
if ($objExercise->selectPropagateNeg() == 0 && $totalScore < 0) {
|
|
$totalScore = 0;
|
|
}
|
|
$result = array(
|
|
'score' => $totalScore,
|
|
'weight' => $track_exercise_info['exe_weighting']
|
|
);
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Checks if the exercise is visible due a lot of conditions - visibility, time limits, student attempts
|
|
* @return bool true if is active
|
|
*/
|
|
public function is_visible($lp_id = 0, $lp_item_id = 0, $lp_item_view_id = 0, $filter_by_admin = true)
|
|
{
|
|
//1. By default the exercise is visible
|
|
$is_visible = true;
|
|
$message = null;
|
|
|
|
//1.1 Admins and teachers can access to the exercise
|
|
if ($filter_by_admin) {
|
|
if (api_is_platform_admin() || api_is_course_admin()) {
|
|
return array('value' => true, 'message' => '');
|
|
}
|
|
}
|
|
|
|
//Checking visibility in the item_property table
|
|
$visibility = api_get_item_visibility(api_get_course_info(), TOOL_QUIZ, $this->id, api_get_session_id());
|
|
|
|
if ($visibility == 0) {
|
|
$this->active = 0;
|
|
}
|
|
|
|
//2. If the exercise is not active
|
|
if (empty($lp_id)) {
|
|
//2.1 LP is OFF
|
|
if ($this->active == 0) {
|
|
return array(
|
|
'value' => false,
|
|
'message' => Display::return_message(get_lang('ExerciseNotFound'), 'warning', false)
|
|
);
|
|
}
|
|
} else {
|
|
//2.1 LP is loaded
|
|
if ($this->active == 0 AND !learnpath::is_lp_visible_for_student($lp_id, api_get_user_id())) {
|
|
return array(
|
|
'value' => false,
|
|
'message' => Display::return_message(get_lang('ExerciseNotFound'), 'warning', false)
|
|
);
|
|
}
|
|
}
|
|
|
|
//3. We check if the time limits are on
|
|
$limit_time_exists = ((!empty($this->start_time) && $this->start_time != '0000-00-00 00:00:00') || (!empty($this->end_time) && $this->end_time != '0000-00-00 00:00:00')) ? true : false;
|
|
|
|
if ($limit_time_exists) {
|
|
$time_now = time();
|
|
|
|
if (!empty($this->start_time) && $this->start_time != '0000-00-00 00:00:00') {
|
|
$is_visible = (($time_now - api_strtotime($this->start_time, 'UTC')) > 0) ? true : false;
|
|
}
|
|
|
|
if ($is_visible == false) {
|
|
$message = sprintf(get_lang('ExerciseAvailableFromX'), api_convert_and_format_date($this->start_time));
|
|
}
|
|
|
|
if ($is_visible == true) {
|
|
if ($this->end_time != '0000-00-00 00:00:00') {
|
|
$is_visible = ((api_strtotime($this->end_time, 'UTC') > $time_now) > 0) ? true : false;
|
|
if ($is_visible == false) {
|
|
$message = sprintf(
|
|
get_lang('ExerciseAvailableUntilX'),
|
|
api_convert_and_format_date($this->end_time)
|
|
);
|
|
}
|
|
}
|
|
}
|
|
if ($is_visible == false && $this->start_time != '0000-00-00 00:00:00' && $this->end_time != '0000-00-00 00:00:00') {
|
|
$message = sprintf(
|
|
get_lang('ExerciseWillBeActivatedFromXToY'),
|
|
api_convert_and_format_date($this->start_time),
|
|
api_convert_and_format_date($this->end_time)
|
|
);
|
|
}
|
|
}
|
|
|
|
// 4. We check if the student have attempts
|
|
if ($is_visible) {
|
|
if ($this->selectAttempts() > 0) {
|
|
$attempt_count = get_attempt_count_not_finished(
|
|
api_get_user_id(),
|
|
$this->id,
|
|
$lp_id,
|
|
$lp_item_id,
|
|
$lp_item_view_id
|
|
);
|
|
|
|
if ($attempt_count >= $this->selectAttempts()) {
|
|
$message = sprintf(get_lang('ReachedMaxAttempts'), $this->name, $this->selectAttempts());
|
|
$is_visible = false;
|
|
}
|
|
}
|
|
}
|
|
if (!empty($message)) {
|
|
$message = Display :: return_message($message, 'warning', false);
|
|
}
|
|
|
|
return array('value' => $is_visible, 'message' => $message);
|
|
}
|
|
|
|
function added_in_lp()
|
|
{
|
|
$TBL_LP_ITEM = Database::get_course_table(TABLE_LP_ITEM);
|
|
$sql = "SELECT max_score FROM $TBL_LP_ITEM WHERE c_id = ".$this->course_id." AND item_type = '".TOOL_QUIZ."' AND path = '".$this->id."'";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result) > 0) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function get_media_list()
|
|
{
|
|
$media_questions = array();
|
|
$question_list = $this->get_validated_question_list();
|
|
if (!empty($question_list)) {
|
|
foreach ($question_list as $questionId) {
|
|
$objQuestionTmp = Question::read($questionId);
|
|
if (isset($objQuestionTmp->parent_id) && $objQuestionTmp->parent_id != 0) {
|
|
$media_questions[$objQuestionTmp->parent_id][] = $objQuestionTmp->id;
|
|
} else {
|
|
//Always the last item
|
|
$media_questions[999][] = $objQuestionTmp->id;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $media_questions;
|
|
}
|
|
|
|
function media_is_activated($media_list)
|
|
{
|
|
$active = false;
|
|
if (isset($media_list) && !empty($media_list)) {
|
|
$media_count = count($media_list);
|
|
if ($media_count > 1) {
|
|
return true;
|
|
} elseif ($media_count == 1) {
|
|
if (isset($media_list[999])) {
|
|
return false;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $active;
|
|
}
|
|
|
|
function get_validated_question_list()
|
|
{
|
|
$question_list = array();
|
|
$is_random_by_category = $this->isRandomByCat();
|
|
|
|
if ($is_random_by_category == 0) {
|
|
if ($this->isRandom()) {
|
|
$question_list = $this->selectRandomList();
|
|
} else {
|
|
$question_list = $this->selectQuestionList();
|
|
}
|
|
} else {
|
|
if ($this->isRandom()) {
|
|
|
|
// USE question categories
|
|
|
|
/* Get questions by category for this exercice
|
|
we have to choice $objExercise->random question in each array values of $questions_in_category
|
|
key of $tabCategoryQuestions are the categopy id (0 for not in a category)
|
|
value is the array of question id of this category
|
|
*/
|
|
$temp_question_list = array();
|
|
|
|
//Getting questions by category
|
|
$questions_in_category = Testcategory::getQuestionsByCat($this->id);
|
|
|
|
$isRandomByCategory = $this->selectRandomByCat();
|
|
|
|
// on tri les catégories en fonction du terme entre [] en tête de la description de la catégorie
|
|
/*
|
|
* ex de catégories :
|
|
* [biologie] Maîtriser les mécanismes de base de la génétique
|
|
* [biologie] Relier les moyens de défenses et les agents infectieux
|
|
* [biologie] Savoir où est produite l'énergie dans les cellules et sous quelle forme
|
|
* [chimie] Classer les molécules suivant leur pouvoir oxydant ou réducteur
|
|
* [chimie] Connaître la définition de la théorie acide/base selon Brönsted
|
|
* [chimie] Connaître les charges des particules
|
|
* On veut dans l'ordre des groupes définis par le terme entre crochet au début du titre de la catégorie
|
|
*/
|
|
|
|
// If test option is Grouped By Categories
|
|
|
|
if ($isRandomByCategory == 2) {
|
|
$questions_in_category = Testcategory::sortTabByBracketLabel($questions_in_category);
|
|
}
|
|
|
|
$number_of_random_question = $this->random;
|
|
if ($this->random == -1) {
|
|
$number_of_random_question = count($this->questionList);
|
|
}
|
|
|
|
//Only 1 question can have a category
|
|
if (!empty($questions_in_category)) {
|
|
$one_question_per_category = array();
|
|
$questions_added = array();
|
|
foreach ($questions_in_category as $category_id => $question_list) {
|
|
foreach ($question_list as $question_id) {
|
|
if (!in_array($question_id, $questions_added)) {
|
|
$one_question_per_category[$category_id][] = $question_id;
|
|
$questions_added[] = $question_id;
|
|
}
|
|
}
|
|
}
|
|
$questions_in_category = $one_question_per_category;
|
|
}
|
|
|
|
while (list($category_id, $question_id) = each($questions_in_category)) {
|
|
$elements = Testcategory::getNElementsFromArray($question_id, $number_of_random_question);
|
|
$temp_question_list = array_merge($temp_question_list, $elements);
|
|
}
|
|
|
|
// shuffle the question list if test is not grouped by categories
|
|
if ($isRandomByCategory == 1) {
|
|
shuffle($temp_question_list); // or not
|
|
}
|
|
$question_list = $temp_question_list;
|
|
} else {
|
|
// Problem, random by category has been selected and we have no $this->isRandom nnumber of question selected
|
|
// Should not happened
|
|
}
|
|
}
|
|
|
|
return $question_list;
|
|
}
|
|
|
|
function get_question_list($expand_media_questions = false)
|
|
{
|
|
$question_list = $this->get_validated_question_list();
|
|
$question_list = $this->transform_question_list_with_medias($question_list, $expand_media_questions);
|
|
|
|
return $question_list;
|
|
}
|
|
|
|
function transform_question_list_with_medias($question_list, $expand_media_questions = false)
|
|
{
|
|
$new_question_list = array();
|
|
if (!empty($question_list)) {
|
|
$media_questions = $this->get_media_list();
|
|
$media_active = $this->media_is_activated($media_questions);
|
|
|
|
if ($media_active) {
|
|
$counter = 1;
|
|
foreach ($question_list as $question_id) {
|
|
$add_question = true;
|
|
foreach ($media_questions as $media_id => $question_list_in_media) {
|
|
if ($media_id != 999 && in_array($question_id, $question_list_in_media)) {
|
|
$add_question = false;
|
|
if (!in_array($media_id, $new_question_list)) {
|
|
$new_question_list[$counter] = $media_id;
|
|
$counter++;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if ($add_question) {
|
|
$new_question_list[$counter] = $question_id;
|
|
$counter++;
|
|
}
|
|
}
|
|
if ($expand_media_questions) {
|
|
$media_key_list = array_keys($media_questions);
|
|
foreach ($new_question_list as &$question_id) {
|
|
if (in_array($question_id, $media_key_list)) {
|
|
$question_id = $media_questions[$question_id];
|
|
}
|
|
}
|
|
$new_question_list = ArrayClass::array_flatten($new_question_list);
|
|
}
|
|
} else {
|
|
$new_question_list = $question_list;
|
|
}
|
|
}
|
|
|
|
return $new_question_list;
|
|
}
|
|
|
|
public function get_stat_track_exercise_info_by_exe_id($exe_id)
|
|
{
|
|
$track_exercises = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
$exe_id = intval($exe_id);
|
|
$sql_track = "SELECT * FROM $track_exercises WHERE exe_id = $exe_id ";
|
|
$result = Database::query($sql_track);
|
|
$new_array = array();
|
|
if (Database::num_rows($result) > 0) {
|
|
$new_array = Database::fetch_array($result, 'ASSOC');
|
|
|
|
$new_array['duration'] = null;
|
|
|
|
$start_date = api_get_utc_datetime($new_array['start_date'], true);
|
|
$end_date = api_get_utc_datetime($new_array['exe_date'], true);
|
|
|
|
if (!empty($start_date) && !empty($end_date)) {
|
|
$start_date = api_strtotime($start_date, 'UTC');
|
|
$end_date = api_strtotime($end_date, 'UTC');
|
|
if ($start_date && $end_date) {
|
|
$mytime = $end_date - $start_date;
|
|
$new_learnpath_item = new learnpathItem(null);
|
|
$time_attemp = $new_learnpath_item->get_scorm_time('js', $mytime);
|
|
$h = get_lang('h');
|
|
$time_attemp = str_replace('NaN', '00'.$h.'00\'00"', $time_attemp);
|
|
$new_array['duration'] = $time_attemp;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $new_array;
|
|
}
|
|
|
|
public function edit_question_to_remind($exe_id, $question_id, $action = 'add')
|
|
{
|
|
$exercise_info = self::get_stat_track_exercise_info_by_exe_id($exe_id);
|
|
$question_id = intval($question_id);
|
|
$exe_id = intval($exe_id);
|
|
$track_exercises = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
if ($exercise_info) {
|
|
|
|
if (empty($exercise_info['questions_to_check'])) {
|
|
if ($action == 'add') {
|
|
$sql = "UPDATE $track_exercises SET questions_to_check = '$question_id' WHERE exe_id = $exe_id ";
|
|
$result = Database::query($sql);
|
|
}
|
|
} else {
|
|
$remind_list = explode(',', $exercise_info['questions_to_check']);
|
|
|
|
$remind_list_string = '';
|
|
if ($action == 'add') {
|
|
if (!in_array($question_id, $remind_list)) {
|
|
$remind_list[] = $question_id;
|
|
if (!empty($remind_list)) {
|
|
sort($remind_list);
|
|
array_filter($remind_list);
|
|
}
|
|
$remind_list_string = implode(',', $remind_list);
|
|
}
|
|
} elseif ($action == 'delete') {
|
|
if (!empty($remind_list)) {
|
|
if (in_array($question_id, $remind_list)) {
|
|
$remind_list = array_flip($remind_list);
|
|
unset($remind_list[$question_id]);
|
|
$remind_list = array_flip($remind_list);
|
|
|
|
if (!empty($remind_list)) {
|
|
sort($remind_list);
|
|
array_filter($remind_list);
|
|
$remind_list_string = implode(',', $remind_list);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$remind_list_string = Database::escape_string($remind_list_string);
|
|
$sql = "UPDATE $track_exercises SET questions_to_check = '$remind_list_string' WHERE exe_id = $exe_id ";
|
|
$result = Database::query($sql);
|
|
}
|
|
}
|
|
}
|
|
|
|
public function fill_in_blank_answer_to_array($answer)
|
|
{
|
|
api_preg_match_all('/\[[^]]+\]/', $answer, $teacher_answer_list);
|
|
$teacher_answer_list = $teacher_answer_list[0];
|
|
|
|
return $teacher_answer_list;
|
|
}
|
|
|
|
public function fill_in_blank_answer_to_string($answer)
|
|
{
|
|
$teacher_answer_list = $this->fill_in_blank_answer_to_array($answer);
|
|
$result = '';
|
|
if (!empty($teacher_answer_list)) {
|
|
$i = 0;
|
|
foreach ($teacher_answer_list as $teacher_item) {
|
|
$value = null;
|
|
//Cleaning student answer list
|
|
$value = strip_tags($teacher_item);
|
|
$value = api_substr($value, 1, api_strlen($value) - 2);
|
|
$value = explode('/', $value);
|
|
if (!empty($value[0])) {
|
|
$value = trim($value[0]);
|
|
$value = str_replace(' ', '', $value);
|
|
$result .= $value;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
function return_time_left_div()
|
|
{
|
|
$html = '<div id="clock_warning" style="display:none">'.Display::return_message(
|
|
get_lang('ReachedTimeLimit'),
|
|
'warning'
|
|
).' '.sprintf(
|
|
get_lang('YouWillBeRedirectedInXSeconds'),
|
|
'<span id="counter_to_redirect" class="red_alert"></span>'
|
|
).'</div>';
|
|
$html .= '<div id="exercise_clock_warning" class="well count_down"></div>';
|
|
|
|
return $html;
|
|
}
|
|
|
|
function get_count_question_list()
|
|
{
|
|
//Real question count
|
|
$question_count = 0;
|
|
$question_list = $this->get_question_list();
|
|
if (!empty($question_list)) {
|
|
$question_count = count($question_list);
|
|
}
|
|
|
|
return $question_count;
|
|
}
|
|
|
|
function get_exercise_list_ordered()
|
|
{
|
|
$table_exercise_order = Database::get_course_table(TABLE_QUIZ_ORDER);
|
|
$course_id = api_get_course_int_id();
|
|
$session_id = api_get_session_id();
|
|
$sql = "SELECT exercise_id, exercise_order FROM $table_exercise_order WHERE c_id = $course_id AND session_id = $session_id ORDER BY exercise_order";
|
|
$result = Database::query($sql);
|
|
$list = array();
|
|
if (Database::num_rows($result)) {
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
$list[$row['exercise_order']] = $row['exercise_id'];
|
|
}
|
|
}
|
|
|
|
return $list;
|
|
}
|
|
}
|
|
|