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<?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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* @version $Id: exercise.class.php 22046 2009-07-14 01:45:19Z ivantcholakov $
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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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//0=>Feedback , 1=>DirectFeedback, 2=>NoFeedback
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define('EXERCISE_FEEDBACK_TYPE_END',0);
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define('EXERCISE_FEEDBACK_TYPE_DIRECT',1);
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define('EXERCISE_FEEDBACK_TYPE_EXAM',2);
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require_once dirname(__FILE__).'/../inc/lib/exercise_show_functions.lib.php';
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if(!class_exists('Exercise')):
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class Exercise {
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public $id;
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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 $feedbacktype;
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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 $propagate_neg;
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/**
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* Constructor of the class
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*
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* @author - Olivier Brouckaert
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*/
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function Exercise($course_id = null) {
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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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$this->propagate_neg = 0;
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if (!empty($course_id)) {
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$this->course_id = intval($course_id);
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$course_info = api_get_course_info_by_id($this->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 = $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 $id - exercise ID
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* @return - boolean - true if exercise exists, otherwise false
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*/
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function read($id) {
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$TBL_EXERCICE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION,$this->course['db_name']);
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$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST,$this->course['db_name']);
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$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION,$this->course['db_name']);
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#$TBL_REPONSES = Database::get_course_table(TABLE_QUIZ_ANSWER);
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$sql="SELECT * FROM $TBL_EXERCICES WHERE id='".Database::escape_string($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->description = $object->description;
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$this->sound = $object->sound;
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$this->type = $object->type;
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$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->feedbacktype = $object->feedback_type;
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$this->propagate_neg = $object->propagate_neg;
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if ($object->end_time != '0000-00-00 00:00:00') {
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$this->end_time = api_get_local_time($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 = api_get_local_time($object->start_time);
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}
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$this->expired_time = $object->expired_time; //control time
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$sql="SELECT question_id, question_order FROM $TBL_EXERCICE_QUESTION, $TBL_QUESTIONS WHERE question_id=id AND exercice_id='".Database::escape_string($id)."' 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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while ($new_object = Database::fetch_object($result)) {
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$this->questionList[$new_object->question_order]= $new_object->question_id;
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}
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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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global $_configuration, $questionList;
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if ($this->type == ONE_PER_PAGE && $_configuration['live_exercise_tracking'] && $_SERVER['REQUEST_METHOD'] != 'POST' && defined('QUESTION_LIST_ALREADY_LOGGED')) {
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//if(empty($_SESSION['questionList']))
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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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/**
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* returns the exercise ID
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*
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* @author - Olivier Brouckaert
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* @return - integer - exercise ID
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*/
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function selectId() {
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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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* @return - string - exercise title
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*/
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function selectTitle() {
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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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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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* @return - numeric - exercise attempts
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*/
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function selectFeedbackType() {
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return $this->feedbacktype;
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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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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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* @return - string - exercise description
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*/
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function selectDescription() {
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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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* @return - string - exercise description
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*/
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function selectSound() {
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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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return $this->type;
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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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* @return - integer - results disabled exercise
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*/
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function selectResultsDisabled() {
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return $this->results_disabled;
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}
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/**
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* tells if questions are selected randomly, and if so returns the draws
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*
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* @author - Olivier Brouckaert
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* @return - integer - 0 if not random, otherwise the draws
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*/
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function isRandom() {
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if($this->random > 0){
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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<EFBFBD>a
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*/
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function selectRandomAnswers() {
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$this->random_answers;
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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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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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return $this->active;
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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() {
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return $this->questionList;
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}
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/**
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* returns the number of questions in this exercise
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*
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* @author - Olivier Brouckaert
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* @return - integer - number of questions
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*/
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function selectNbrQuestions() {
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return sizeof($this->questionList);
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}
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function selectPropagateNeg() {
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return $this->propagate_neg;
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}
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/**
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* Selects questions randomly in the question list
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*
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* @author - Olivier Brouckaert
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* @return - array - if the exercise is not set to take questions randomly, returns the question list
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* without randomizing, otherwise, returns the list with questions selected randomly
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*/
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function selectRandomList() {
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$nbQuestions = $this->selectNbrQuestions();
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$temp_list = $this->questionList;
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//Not a random exercise, or if there are not at least 2 questions
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if($this->random == 0 || $nbQuestions < 2) {
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return $this->questionList;
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}
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if ($nbQuestions != 0) {
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shuffle($temp_list);
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$my_random_list = array_combine(range(1,$nbQuestions),$temp_list);
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$my_question_list = array();
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$i = 0;
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foreach ($my_random_list as $item) {
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if ($i < $this->random) {
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$my_question_list[$i] = $item;
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} else {
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break;
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}
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$i++;
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}
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return $my_question_list;
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}
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}
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/**
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* returns 'true' if the question ID is in the question list
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*
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* @author - Olivier Brouckaert
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* @param - integer $questionId - question ID
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* @return - boolean - true if in the list, otherwise false
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*/
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function isInList($questionId) {
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if (is_array($this->questionList))
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return in_array($questionId,$this->questionList);
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else
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return false;
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}
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/**
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* changes the exercise title
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*
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* @author - Olivier Brouckaert
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* @param - string $title - exercise title
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*/
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function updateTitle($title) {
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$this->exercise=$title;
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}
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/**
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* changes the exercise max attempts
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*
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* @param - numeric $attempts - exercise max attempts
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*/
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function updateAttempts($attempts) {
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$this->attempts=$attempts;
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}
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/**
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* changes the exercise feedback type
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*
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* @param - numeric $attempts - exercise max attempts
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*/
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function updateFeedbackType($feedback_type) {
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$this->feedbacktype=$feedback_type;
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}
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/**
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* changes the exercise description
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*
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* @author - Olivier Brouckaert
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* @param - string $description - exercise description
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*/
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function updateDescription($description) {
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$this->description=$description;
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}
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/**
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* changes the exercise expired_time
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*
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* @author - Isaac flores
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* @param - int The expired time of the quiz
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*/
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function updateExpiredTime($expired_time) {
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$this->expired_time = $expired_time;
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}
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function updatePropagateNegative($value) {
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$this->propagate_neg = $value;
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}
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/**
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* changes the exercise sound file
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*
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* @author - Olivier Brouckaert
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* @param - string $sound - exercise sound file
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* @param - string $delete - ask to delete the file
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*/
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function updateSound($sound,$delete) {
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global $audioPath, $documentPath;
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$TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT, $this->course['db_name']);
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$TBL_ITEM_PROPERTY = Database::get_course_table(TABLE_ITEM_PROPERTY,$this->course['db_name']);
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if ($sound['size'] && (strstr($sound['type'],'audio') || strstr($sound['type'],'video'))) {
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$this->sound=$sound['name'];
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if (@move_uploaded_file($sound['tmp_name'],$audioPath.'/'.$this->sound)) {
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$query="SELECT 1 FROM $TBL_DOCUMENT WHERE path='".str_replace($documentPath,'',$audioPath).'/'.$this->sound."'";
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$result=Database::query($query);
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if(!Database::num_rows($result)) {
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/*$query="INSERT INTO $TBL_DOCUMENT(path,filetype) VALUES "
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." ('".str_replace($documentPath,'',$audioPath).'/'.$this->sound."','file')";
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Database::query($query);*/
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$id = add_document($this->course,str_replace($documentPath,'',$audioPath).'/'.$this->sound,'file',$sound['size'],$sound['name']);
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//$id = Database::insert_id();
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//$time = time();
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//$time = date("Y-m-d H:i:s", $time);
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// insert into the item_property table, using default visibility of "visible"
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/*$query = "INSERT INTO $TBL_ITEM_PROPERTY "
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."(tool, ref, insert_user_id,to_group_id, insert_date, lastedit_date, lastedit_type) "
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." VALUES "
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."('".TOOL_DOCUMENT."', $id, $_user['user_id'], 0, '$time', '$time', 'DocumentAdded' )";
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Database::query($query);*/
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api_item_property_update($this->course, TOOL_DOCUMENT, $id, 'DocumentAdded',api_get_user_id());
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item_property_update_on_folder($this->course,str_replace($documentPath,'',$audioPath),api_get_user_id());
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}
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}
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} elseif($delete && is_file($audioPath.'/'.$this->sound)) {
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$this->sound='';
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}
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}
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/**
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* changes the exercise type
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*
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* @author - Olivier Brouckaert
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* @param - integer $type - exercise type
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*/
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function updateType($type) {
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$this->type=$type;
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}
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/**
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* sets to 0 if questions are not selected randomly
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* if questions are selected randomly, sets the draws
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*
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* @author - Olivier Brouckaert
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* @param - integer $random - 0 if not random, otherwise the draws
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*/
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function setRandom($random) {
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$this->random=$random;
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}
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/**
|
|
|
* sets to 0 if answers are not selected randomly
|
|
|
* if answers are selected randomly
|
|
|
* @author - Juan Carlos Ra<EFBFBD>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);
|
|
|
$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
|
|
|
$TBL_QUIZ_QUESTION= Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
|
|
|
|
|
|
|
$id = $this->id;
|
|
|
$exercise = $this->exercise;
|
|
|
$description = $this->description;
|
|
|
$sound = $this->sound;
|
|
|
$type = $this->type;
|
|
|
$attempts = $this->attempts;
|
|
|
$feedbacktype = $this->feedbacktype;
|
|
|
$random = $this->random;
|
|
|
$random_answers = $this->random_answers;
|
|
|
$active = $this->active;
|
|
|
$propagate_neg = $this->propagate_neg;
|
|
|
$session_id = api_get_session_id();
|
|
|
|
|
|
if ($feedbacktype==1){
|
|
|
$results_disabled = 1;
|
|
|
} else {
|
|
|
$results_disabled = intval($this->results_disabled);
|
|
|
}
|
|
|
|
|
|
$expired_time = intval($this->expired_time);
|
|
|
$start_time = Database::escape_string(api_get_utc_datetime($this->start_time));
|
|
|
$end_time = Database::escape_string(api_get_utc_datetime($this->end_time));
|
|
|
|
|
|
// 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($feedbacktype)."',
|
|
|
start_time='$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)."',
|
|
|
results_disabled='".Database::escape_string($results_disabled)."'";
|
|
|
}
|
|
|
$sql .= " WHERE id='".Database::escape_string($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
|
|
|
//add condition by anonymous user
|
|
|
|
|
|
/*if (!api_is_anonymous()) {
|
|
|
//is course manager
|
|
|
$cond1=Database::escape_string($exercise);
|
|
|
$cond2=Database::escape_string($description);
|
|
|
} else {
|
|
|
//is anonymous user
|
|
|
$cond1=Database::escape_string(Security::remove_XSS($exercise));
|
|
|
$cond2=Database::escape_string(Security::remove_XSS(api_html_entity_decode($description),COURSEMANAGERLOWSECURITY));
|
|
|
}*/
|
|
|
$sql="INSERT INTO $TBL_EXERCICES (start_time, end_time, title, description, sound, type, random, random_answers,active, results_disabled, max_attempt, feedback_type, expired_time, session_id)
|
|
|
VALUES(
|
|
|
'$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($feedbacktype)."',
|
|
|
'".Database::escape_string($expired_time)."',
|
|
|
'".Database::escape_string($session_id)."'
|
|
|
)";
|
|
|
Database::query($sql);
|
|
|
$this->id=Database::insert_id();
|
|
|
// insert into the item_property table
|
|
|
|
|
|
api_item_property_update($_course, TOOL_QUIZ, $this->id,'QuizAdded',api_get_user_id());
|
|
|
if (api_get_setting('search_enabled')=='true' && extension_loaded('xapian')) {
|
|
|
$this -> search_engine_save();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// updates the question position
|
|
|
$this->update_question_positions();
|
|
|
}
|
|
|
|
|
|
function update_question_positions() {
|
|
|
// updates the question position
|
|
|
$TBL_QUIZ_QUESTION= Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
|
foreach($this->questionList as $position=>$questionId) {
|
|
|
//$sql="UPDATE $TBL_QUESTIONS SET position='".Database::escape_string($position)."' WHERE id='".Database::escape_string($questionId)."'";
|
|
|
$sql="UPDATE $TBL_QUIZ_QUESTION SET question_order='".Database::escape_string($position)."' " .
|
|
|
"WHERE question_id='".Database::escape_string($questionId)."' and exercice_id=".Database::escape_string($this->id)."";
|
|
|
Database::query($sql);
|
|
|
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* moves a question up in the list
|
|
|
*
|
|
|
* @author - Olivier Brouckaert
|
|
|
* @author - Julio Montoya (rewrote the code)
|
|
|
* @param - integer $id - question ID to move up
|
|
|
*/
|
|
|
function moveUp($id) {
|
|
|
// there is a bug with some version of PHP with the key and prev functions
|
|
|
// the script commented was tested in dev.dokeos.com with no success
|
|
|
// Instead of using prev and next this was change with arrays.
|
|
|
/*
|
|
|
foreach($this->questionList as $position=>$questionId)
|
|
|
{
|
|
|
// if question ID found
|
|
|
if($questionId == $id)
|
|
|
{
|
|
|
// position of question in the array
|
|
|
echo $pos1=$position; //1
|
|
|
echo "<br>";
|
|
|
|
|
|
prev($this->questionList);
|
|
|
prev($this->questionList);
|
|
|
|
|
|
// position of previous question in the array
|
|
|
$pos2=key($this->questionList);
|
|
|
//if the cursor of the array hit the end
|
|
|
// then we must reset the array to get the previous key
|
|
|
|
|
|
if($pos2===null)
|
|
|
{
|
|
|
end($this->questionList);
|
|
|
prev($this->questionList);
|
|
|
$pos2=key($this->questionList);
|
|
|
}
|
|
|
|
|
|
// error, can't move question
|
|
|
if(!$pos2)
|
|
|
{
|
|
|
//echo 'cant move!';
|
|
|
$pos2=key($this->questionList);
|
|
|
reset($this->questionList);
|
|
|
}
|
|
|
$id2=$this->questionList[$pos2];
|
|
|
// exits foreach()
|
|
|
break;
|
|
|
}
|
|
|
$i++;
|
|
|
}
|
|
|
*/
|
|
|
$question_list =array();
|
|
|
foreach($this->questionList as $position=>$questionId)
|
|
|
{
|
|
|
$question_list[]= $questionId;
|
|
|
}
|
|
|
$len=count($question_list);
|
|
|
$orderlist=array_keys($this->questionList);
|
|
|
for($i=0;$i<$len;$i++)
|
|
|
{
|
|
|
$questionId = $question_list[$i];
|
|
|
if($questionId == $id)
|
|
|
{
|
|
|
// position of question in the array
|
|
|
$pos1=$orderlist[$i];
|
|
|
$pos2=$orderlist[$i-1];
|
|
|
if($pos2===null)
|
|
|
{
|
|
|
$pos2 = $orderlist[$len-1];
|
|
|
}
|
|
|
// error, can't move question
|
|
|
if(!$pos2)
|
|
|
{
|
|
|
$pos2=$orderlist[0];
|
|
|
$i=0;
|
|
|
}
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
// permutes questions in the array
|
|
|
$temp=$this->questionList[$pos2];
|
|
|
$this->questionList[$pos2]=$this->questionList[$pos1];
|
|
|
$this->questionList[$pos1]=$temp;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* moves a question down in the list
|
|
|
*
|
|
|
* @author - Olivier Brouckaert
|
|
|
* @param - integer $id - question ID to move down
|
|
|
*/
|
|
|
function moveDown($id) {
|
|
|
// there is a bug with some version of PHP with the key and prev functions
|
|
|
// the script commented was tested in dev.dokeos.com with no success
|
|
|
// Instead of using prev and next this was change with arrays.
|
|
|
|
|
|
/*
|
|
|
foreach($this->questionList as $position=>$questionId)
|
|
|
{
|
|
|
// if question ID found
|
|
|
if($questionId == $id)
|
|
|
{
|
|
|
// position of question in the array
|
|
|
$pos1=$position;
|
|
|
|
|
|
//next($this->questionList);
|
|
|
|
|
|
// position of next question in the array
|
|
|
$pos2=key($this->questionList);
|
|
|
|
|
|
// error, can't move question
|
|
|
if(!$pos2)
|
|
|
{
|
|
|
//echo 'cant move!';
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
$id2=$this->questionList[$pos2];
|
|
|
|
|
|
// exits foreach()
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
*/
|
|
|
|
|
|
$question_list =array();
|
|
|
foreach($this->questionList as $position=>$questionId) {
|
|
|
$question_list[]= $questionId;
|
|
|
}
|
|
|
$len=count($question_list);
|
|
|
$orderlist=array_keys($this->questionList);
|
|
|
|
|
|
for($i=0;$i<$len;$i++) {
|
|
|
$questionId = $question_list[$i];
|
|
|
if($questionId == $id) {
|
|
|
$pos1=$orderlist[$i+1];
|
|
|
$pos2 =$orderlist[$i];
|
|
|
if(!$pos2) {
|
|
|
//echo 'cant move!';
|
|
|
}
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// permutes questions in the array
|
|
|
$temp=$this->questionList[$pos2];
|
|
|
$this->questionList[$pos2]=$this->questionList[$pos1];
|
|
|
$this->questionList[$pos1]=$temp;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 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 {
|
|
|
// 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() {
|
|
|
global $_course;
|
|
|
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
|
|
|
$sql="UPDATE $TBL_EXERCICES SET active='-1' WHERE id='".Database::escape_string($this->id)."'";
|
|
|
Database::query($sql);
|
|
|
api_item_property_update($_course, TOOL_QUIZ, $this->id,'QuizDeleted',api_get_user_id());
|
|
|
|
|
|
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
|
|
|
$form -> addElement('text', 'exerciseTitle', get_lang('ExerciseName'),'class="input_titles" id="exercise_title"');
|
|
|
//$form->applyFilter('exerciseTitle','html_filter');
|
|
|
|
|
|
$form -> addElement('html','<div class="row">
|
|
|
<div class="label"></div>
|
|
|
<div class="formw" style="height:50px">
|
|
|
<a href="javascript://" onclick=" return show_media()"> <span id="media_icon"> <img style="vertical-align: middle;" src="../img/looknfeel.png" alt="" /> '.get_lang('ExerciseDescription').'</span></a>
|
|
|
</div>
|
|
|
</div>');
|
|
|
|
|
|
$editor_config = array('ToolbarSet' => 'TestQuestionDescription', 'Width' => '100%', 'Height' => '150');
|
|
|
if(is_array($type)){
|
|
|
$editor_config = array_merge($editor_config, $type);
|
|
|
}
|
|
|
|
|
|
$form -> addElement ('html','<div class="HideFCKEditor" id="HiddenFCKexerciseDescription" >');
|
|
|
$form -> add_html_editor('exerciseDescription', get_lang('langExerciseDescription'), false, false, $editor_config);
|
|
|
$form -> addElement ('html','</div>');
|
|
|
|
|
|
|
|
|
$form -> addElement('html','<div class="row">
|
|
|
<div class="label"> </div>
|
|
|
<div class="formw">
|
|
|
<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="" /> '.get_lang('AdvancedParameters').'</div></span></a>
|
|
|
</div>
|
|
|
</div>');
|
|
|
|
|
|
// Random questions
|
|
|
$form -> addElement('html','<div id="options" style="display:none">');
|
|
|
|
|
|
if($type=='full') {
|
|
|
// feedback type
|
|
|
$radios_feedback = array();
|
|
|
$radios_feedback[] = FormValidator :: createElement ('radio', 'exerciseFeedbackType', null, get_lang('ExerciseAtTheEndOfTheTest'),'0',array('id' =>'exerciseType_1','onclick' => 'check_feedback()'));
|
|
|
$radios_feedback[] = FormValidator :: createElement ('radio', 'exerciseFeedbackType', null, get_lang('NoFeedback'),'2',array('id' =>'exerciseType_2'));
|
|
|
$form -> addGroup($radios_feedback, null, get_lang('FeedbackType'));
|
|
|
|
|
|
$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() != 1 ) {
|
|
|
// $form -> addElement('select', 'exerciseFeedbackType',get_lang('FeedbackType'),$feedback_option,'onchange="javascript:feedbackselection()"');
|
|
|
// test type
|
|
|
$radios = array();
|
|
|
$radios[] = FormValidator :: createElement ('radio', 'exerciseType', null, get_lang('QuestionsPerPageOne'),'2','onclick = "check_per_page_one() " ');
|
|
|
$radios[] = FormValidator :: createElement ('radio', 'exerciseType', null, get_lang('QuestionsPerPageAll'),'1',array('onclick' => 'check_per_page_all()', 'id'=>'OptionPageAll'));
|
|
|
|
|
|
$form -> addGroup($radios, null, get_lang('QuestionsPerPage'));
|
|
|
} else {
|
|
|
// if is Directfeedback but has not questions we can allow to modify the question type
|
|
|
if ($this->selectNbrQuestions()== 0) {
|
|
|
$form -> addElement('select', 'exerciseFeedbackType',get_lang('FeedbackType'),$feedback_option,'onchange="javascript:feedbackselection()"');
|
|
|
// test type
|
|
|
$radios = array();
|
|
|
$radios[] = FormValidator :: createElement ('radio', 'exerciseType', null, get_lang('SimpleExercise'),'1');
|
|
|
$radios[] = FormValidator :: createElement ('radio', 'exerciseType', null, get_lang('SequentialExercise'),'2');
|
|
|
$form -> addGroup($radios, null, get_lang('ExerciseType'));
|
|
|
} else {
|
|
|
//we force the options to the DirectFeedback exercisetype
|
|
|
$form -> addElement('hidden', 'exerciseFeedbackType','1');
|
|
|
$form -> addElement('hidden', 'exerciseType','2');
|
|
|
}
|
|
|
}
|
|
|
|
|
|
$radios_results_disabled = array();
|
|
|
$radios_results_disabled[] = FormValidator :: createElement ('radio', 'results_disabled', null, get_lang('Yes'), '0', array('id'=>'result_disabled_0'));
|
|
|
$radios_results_disabled[] = FormValidator :: createElement ('radio', 'results_disabled', null, get_lang('No'), '1',array('id'=>'result_disabled_1','onclick' => 'check_results_disabled()'));
|
|
|
$radios_results_disabled[] = FormValidator :: 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'));
|
|
|
|
|
|
$random = array();
|
|
|
$option=array();
|
|
|
$max = ($this->id > 0) ? $this->selectNbrQuestions() : 10 ;
|
|
|
$option = range(0,$max);
|
|
|
$option[0]=get_lang('No');
|
|
|
|
|
|
$random[] = FormValidator :: createElement ('select', 'randomQuestions',null,$option);
|
|
|
$random[] = FormValidator :: createElement ('static', 'help','help','<span style="font-style: italic;">'.get_lang('RandomQuestionsHelp').'</span>');
|
|
|
//$random[] = FormValidator :: createElement ('text', 'randomQuestions', null,null,'0');
|
|
|
$form -> addGroup($random,null,get_lang('RandomQuestions'),'<br />');
|
|
|
|
|
|
//random answers
|
|
|
$radios_random_answers = array();
|
|
|
$radios_random_answers[] = FormValidator :: createElement ('radio', 'randomAnswers', null, get_lang('Yes'),'1');
|
|
|
$radios_random_answers[] = FormValidator :: createElement ('radio', 'randomAnswers', null, get_lang('No'),'0');
|
|
|
$form -> addGroup($radios_random_answers, null, get_lang('RandomAnswers'));
|
|
|
|
|
|
//Attempts
|
|
|
$attempt_option=range(0,10);
|
|
|
$attempt_option[0]=get_lang('Infinite');
|
|
|
|
|
|
$form -> addElement('select', 'exerciseAttempts',get_lang('ExerciseAttempts'),$attempt_option);
|
|
|
|
|
|
$form -> addElement('checkbox', 'enabletimelimit',get_lang('EnableTimeLimits'),null,'onclick = " return timelimit() "');
|
|
|
$var= Exercise::selectTimeLimit();
|
|
|
|
|
|
if(($this -> start_time!='0000-00-00 00:00:00')||($this -> end_time!='0000-00-00 00:00:00'))
|
|
|
$form -> addElement('html','<div id="options2" style="display:block;">');
|
|
|
else
|
|
|
$form -> addElement('html','<div id="options2" style="display:none;">');
|
|
|
|
|
|
//$form -> addElement('date', 'start_time', get_lang('ExeStartTime'), array('language'=>'es','format' => 'dMYHi'));
|
|
|
//$form -> addElement('date', 'end_time', get_lang('ExeEndTime'), array('language'=>'es','format' => 'dMYHi'));
|
|
|
$form->addElement('datepicker', 'start_time', get_lang('ExeStartTime'), array('form_name'=>'exercise_admin'), 5);
|
|
|
$form->addElement('datepicker', 'end_time', get_lang('ExeEndTime'), array('form_name'=>'exercise_admin'), 5);
|
|
|
|
|
|
//$form -> addElement('select', 'enabletimercontroltotalminutes',get_lang('ExerciseTimerControlMinutes'),$time_minutes_option);
|
|
|
$form -> addElement('html','</div>');
|
|
|
|
|
|
|
|
|
$check_option=$this -> selectType();
|
|
|
|
|
|
if ($check_option==1 && isset($_GET['exerciseId'])) {
|
|
|
$diplay = 'none';
|
|
|
} else {
|
|
|
$diplay = 'block';
|
|
|
}
|
|
|
|
|
|
$form -> addElement('checkbox', 'propagate_neg',get_lang('PropagateNegativeResults'),null);
|
|
|
|
|
|
|
|
|
$form -> addElement('html','<div id="divtimecontrol" style="display:'.$diplay.';">');
|
|
|
|
|
|
//Timer control
|
|
|
$time_hours_option = range(0,12);
|
|
|
$time_minutes_option = range(0,59);
|
|
|
$form -> addElement('checkbox', 'enabletimercontrol',get_lang('EnableTimerControl'),null,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', 'exerciseAttempts', get_lang('ExerciseAttempts').' : ',array('size'=>'2'));
|
|
|
|
|
|
$form -> addElement('html','</div>'); //End advanced setting
|
|
|
$form -> addElement('html','</div>');
|
|
|
|
|
|
$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 ('html','<br /><div class="row">');
|
|
|
$form -> addElement ('html', '<div class="label">'. get_lang('SearchFeatureDocumentLanguage') .'</div>');
|
|
|
$form -> addElement ('html', '<div class="formw">'. api_get_languages_combo() .'</div>');
|
|
|
$form -> addElement ('html','</div><div class="sub-form">');
|
|
|
|
|
|
$specific_fields = get_specific_field_list();
|
|
|
foreach ($specific_fields as $specific_field) {
|
|
|
$form -> addElement ('text', $specific_field['code'], $specific_field['name']);
|
|
|
$filter = array('course_code'=> "'". api_get_course_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);
|
|
|
}
|
|
|
}
|
|
|
$form -> addElement ('html','</div>');
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// submit
|
|
|
isset($_GET['exerciseId'])?$text=get_lang('ModifyExercise'):$text=get_lang('ProcedToQuestions');
|
|
|
$form -> addElement('html', '<br /><br />');
|
|
|
$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');
|
|
|
$form -> addRule(array ('start_time', 'end_time'), get_lang('StartDateShouldBeBeforeEndDate'), 'date_compare', 'lte');
|
|
|
}
|
|
|
|
|
|
// defaults
|
|
|
if($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'] = $this->selectPropagateNeg();
|
|
|
|
|
|
if(($this -> start_time!='0000-00-00 00:00:00')||($this -> end_time!='0000-00-00 00:00:00'))
|
|
|
$defaults['enabletimelimit'] = 1;
|
|
|
|
|
|
$defaults['start_time'] = ($this->start_time!='0000-00-00 00:00:00')? $this -> start_time : date('Y-m-d 12:00:00');
|
|
|
$defaults['end_time'] = ($this->end_time!='0000-00-00 00:00:00')?$this -> end_time : date('Y-m-d 12:00:00',time()+84600);
|
|
|
|
|
|
//Get expired time
|
|
|
if($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['start_time'] = date('Y-m-d 12:00:00');
|
|
|
$defaults['end_time'] = date('Y-m-d 12:00:00',time()+84600);
|
|
|
}
|
|
|
} 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'));
|
|
|
|
|
|
if($form -> getSubmitValue('enabletimelimit')==1) {
|
|
|
$start_time = $form -> getSubmitValue('start_time');
|
|
|
$this->start_time = $start_time['Y'].'-'.$start_time['F'].'-'.$start_time['d'].' '.$start_time['H'].':'.$start_time['i'].':00';
|
|
|
$end_time = $form -> getSubmitValue('end_time');
|
|
|
$this->end_time = $end_time['Y'].'-'.$end_time['F'].'-'.$end_time['d'].' '.$end_time['H'].':'.$end_time['i'].':00';
|
|
|
} else {
|
|
|
$this->start_time = '0000-00-00 00:00:00';
|
|
|
$this->end_time = '0000-00-00 00:00:00';
|
|
|
}
|
|
|
|
|
|
if($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/DokeosIndexer.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);
|
|
|
|
|
|
$di = new DokeosIndexer();
|
|
|
isset($_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/DokeosIndexer.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);
|
|
|
|
|
|
$di = new DokeosIndexer();
|
|
|
isset($_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);
|
|
|
}
|
|
|
|
|
|
}
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
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/DokeosIndexer.class.php');
|
|
|
$di = new DokeosIndexer();
|
|
|
$di->remove_document((int)$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;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* Copies an exercise (duplicate all questions and answers)
|
|
|
*/
|
|
|
|
|
|
public function copy_exercise() {
|
|
|
$exercise_obj= new Exercise();
|
|
|
$exercise_obj = $this;
|
|
|
|
|
|
$TBL_EXERCICE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
|
|
|
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
|
|
|
$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
|
|
|
|
|
|
// 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();
|
|
|
|
|
|
$new_exercise_id = $exercise_obj->selectId();
|
|
|
$question_list = $exercise_obj->selectQuestionList();
|
|
|
|
|
|
//Question creation
|
|
|
foreach ($question_list as $old_question_id) {
|
|
|
$old_question_obj = Question::read($old_question_id);
|
|
|
$new_id = $old_question_obj->duplicate();
|
|
|
|
|
|
$new_question_obj = Question::read($new_id);
|
|
|
|
|
|
$new_question_obj->addToList($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 $new_array;
|
|
|
}
|
|
|
|
|
|
|
|
|
public function save_stat_track_exercise_info($clock_expired_time = 0, $safe_lp_id = 0, $safe_lp_item_id = 0, $safe_lp_item_view_id = 0, $questionList = array()) {
|
|
|
$track_exercises = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
|
if (empty($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 = "";
|
|
|
$sql_fields_values = "";
|
|
|
}
|
|
|
if ($this->type == ONE_PER_PAGE) {
|
|
|
$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)
|
|
|
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)";
|
|
|
} else {
|
|
|
$sql = "INSERT INTO $track_exercises ($sql_fields exe_exo_id,exe_user_id,exe_cours_id,status,session_id,start_date,orig_lp_id,orig_lp_item_id)
|
|
|
VALUES($sql_fields_values '".$this->id."','" . api_get_user_id() . "','" . api_get_course_id() . "','incomplete','" . api_get_session_id() . "','" . api_get_utc_datetime() . "',$safe_lp_id,$safe_lp_item_id)";
|
|
|
}
|
|
|
Database::query($sql);
|
|
|
}
|
|
|
|
|
|
public function show_button($nbrQuestions, $questionNum) {
|
|
|
$html = '';
|
|
|
$html = '<div style="margin-top:-10px;">';
|
|
|
$confirmation_alert = $this->type == 1? " onclick=\"javascript:if(!confirm('".get_lang("ConfirmYourChoice")."')) return false;\" ":"";
|
|
|
$submit_btn = '<button class="next" type="submit" name="submit" name="submit_save" id="submit_save" '.$confirmation_alert.' >';
|
|
|
$hotspot_get = $_POST['hotspot'];
|
|
|
|
|
|
if ($this->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_DIRECT && $this->type == ONE_PER_PAGE) {
|
|
|
$submit_btn = '';
|
|
|
$html .='<script src="' . api_get_path(WEB_LIBRARY_PATH) . 'javascript/thickbox.js" type="text/javascript"></script>';
|
|
|
$html .='<style type="text/css" media="all">@import "' . api_get_path(WEB_LIBRARY_PATH) . 'javascript/thickbox.css";</style>';
|
|
|
} else {
|
|
|
if (api_is_allowed_to_session_edit() ) {
|
|
|
if ($this->type == ALL_ON_ONE_PAGE || $nbrQuestions == $questionNum) {
|
|
|
$submit_btn .= get_lang('ValidateAnswer');
|
|
|
$name_btn = get_lang('ValidateAnswer');
|
|
|
} else {
|
|
|
$submit_btn .= get_lang('NextQuestion');
|
|
|
$name_btn = get_lang('NextQuestion');
|
|
|
}
|
|
|
$submit_btn .= '</button>';
|
|
|
if ($this->expired_time != 0) {
|
|
|
$html .= $submit_btn ='<button class="next" type="submit" id="submit_save" value="'.$name_btn.'" name="submit_save"/>'.$name_btn.'</button>';
|
|
|
} else {
|
|
|
$html .= $submit_btn;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
$html .= '</div>'; //margin top -10
|
|
|
return $html;
|
|
|
}
|
|
|
|
|
|
|
|
|
/**
|
|
|
* So the time control will work
|
|
|
*/
|
|
|
public function show_time_control_js($time_left) {
|
|
|
$time_left = intval($time_left);
|
|
|
return "<script type=\"text/javascript\">
|
|
|
|
|
|
$(document).ready(function(){
|
|
|
|
|
|
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 onExpiredTimeExercise() {
|
|
|
$('#wrapper-clock').hide(); $('#exercise_form').hide();
|
|
|
$('#expired-message-id').show();
|
|
|
$('#exercise_form').submit();
|
|
|
}
|
|
|
|
|
|
var current_time = new Date().getTime();
|
|
|
var time_left = parseInt(".$time_left.");
|
|
|
var expired_time = current_time + (time_left*1000);
|
|
|
var expired_date = get_expired_date_string(expired_time);
|
|
|
|
|
|
$('#text-content').epiclock({
|
|
|
mode: EC_COUNTDOWN,
|
|
|
format: 'x{ : } i{ : } s{}',
|
|
|
target: expired_date,
|
|
|
onTimer: function(){ onExpiredTimeExercise(); }
|
|
|
}).clocks(EC_RUN);
|
|
|
|
|
|
$('#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
|
|
|
*/
|
|
|
function manage_answer($exeId, $questionId, $choice, $from = 'exercise_show', $exerciseResultCoordinates = array(), $saved_results = true, $from_database = false, $show_result = true, $propagate_neg = 0) {
|
|
|
global $_configuration, $feedback_type;
|
|
|
|
|
|
$html = '';
|
|
|
|
|
|
$questionId = intval($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
|
|
|
$objQuestionTmp = Question :: read($questionId);
|
|
|
|
|
|
$questionName = $objQuestionTmp->selectTitle();
|
|
|
$questionDescription = $objQuestionTmp->selectDescription();
|
|
|
$questionWeighting = $objQuestionTmp->selectWeighting();
|
|
|
$answerType = $objQuestionTmp->selectType();
|
|
|
$quesId = $objQuestionTmp->selectId();
|
|
|
$extra = $objQuestionTmp->extra;
|
|
|
|
|
|
//Extra information of the question
|
|
|
if (!empty($extra)){
|
|
|
$extra = explode(':', $extra);
|
|
|
$true_score = $extra[0];
|
|
|
$false_score = $extra[1];
|
|
|
$doubt_score = $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();
|
|
|
$questionScore = 0;
|
|
|
if ($answerType == FREE_ANSWER) {
|
|
|
$nbrAnswers = 1;
|
|
|
}
|
|
|
$user_answer = '';
|
|
|
|
|
|
|
|
|
// Get answer list for matching
|
|
|
$sql_answer = 'SELECT id, answer FROM '.$table_ans.' WHERE 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);
|
|
|
|
|
|
for ($answerId = 1; $answerId <= $nbrAnswers; $answerId++) {
|
|
|
$answer = $objAnswerTmp->selectAnswer($answerId);
|
|
|
$answerComment = $objAnswerTmp->selectComment($answerId);
|
|
|
$answerCorrect = $objAnswerTmp->isCorrect($answerId);
|
|
|
$answerWeighting = $objAnswerTmp->selectWeighting($answerId);
|
|
|
$numAnswer = $objAnswerTmp->selectAutoId($answerId);
|
|
|
|
|
|
switch ($answerType) {
|
|
|
// for unique answer
|
|
|
case UNIQUE_ANSWER :
|
|
|
case UNIQUE_ANSWER_NO_OPTION :
|
|
|
if ($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");
|
|
|
|
|
|
$numAnswer=$objAnswerTmp->selectAutoId($answerId);
|
|
|
|
|
|
$studentChoice=($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;
|
|
|
}
|
|
|
$numAnswer=$objAnswerTmp->selectAutoId($answerId);
|
|
|
$studentChoice =$choice[$numAnswer];
|
|
|
} else {
|
|
|
$studentChoice =$choice[$numAnswer];
|
|
|
}
|
|
|
|
|
|
if ($studentChoice == $answerCorrect ) {
|
|
|
$questionScore +=$true_score;
|
|
|
} else {
|
|
|
if ($quiz_question_options[$studentChoice]['name'] != 'DoubtScore') {
|
|
|
$questionScore += $false_score;
|
|
|
} else {
|
|
|
$questionScore += $doubt_score;
|
|
|
}
|
|
|
}
|
|
|
$totalScore +=$true_score;
|
|
|
break;
|
|
|
case 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;
|
|
|
}
|
|
|
$numAnswer=$objAnswerTmp->selectAutoId($answerId);
|
|
|
$studentChoice=$choice[$numAnswer];
|
|
|
if ($studentChoice) {
|
|
|
$questionScore +=$answerWeighting;
|
|
|
$totalScore +=$answerWeighting;
|
|
|
}
|
|
|
} else {
|
|
|
$studentChoice=$choice[$numAnswer];
|
|
|
if ($studentChoice) {
|
|
|
$questionScore +=$answerWeighting;
|
|
|
$totalScore +=$answerWeighting;
|
|
|
}
|
|
|
}
|
|
|
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 == 1) {
|
|
|
if ($studentChoice == 1) { //true value see MultipleAnswerCombinationTrueFalse class
|
|
|
$real_answers[$answerId] = true;
|
|
|
} elseif ($studentChoice == 2) { //false value
|
|
|
$real_answers[$answerId] = false;
|
|
|
} else {
|
|
|
$real_answers[$answerId] = false;
|
|
|
}
|
|
|
} else {
|
|
|
if ($studentChoice == 1) { //true value
|
|
|
$real_answers[$answerId] = false;
|
|
|
} elseif ($studentChoice == 2) { //false value see MultipleAnswerCombinationTrueFalse class
|
|
|
$real_answers[$answerId] = true;
|
|
|
} else {
|
|
|
$real_answers[$answerId] = true;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
} else {
|
|
|
$studentChoice=$choice[$numAnswer];
|
|
|
if ($answerCorrect == 1) {
|
|
|
if ($studentChoice == 1) { //true value see MultipleAnswerCombinationTrueFalse class
|
|
|
$real_answers[$answerId] = true;
|
|
|
} elseif ($studentChoice == 2) { //false value
|
|
|
$real_answers[$answerId] = false;
|
|
|
} else {
|
|
|
$real_answers[$answerId] = false;
|
|
|
}
|
|
|
} else {
|
|
|
if ($studentChoice == 1) { //true value
|
|
|
$real_answers[$answerId] = false;
|
|
|
} elseif ($studentChoice == 2) { //false value see MultipleAnswerCombinationTrueFalse class
|
|
|
$real_answers[$answerId] = true;
|
|
|
} else {
|
|
|
$real_answers[$answerId] = true;
|
|
|
}
|
|
|
}
|
|
|
$final_answer = true;
|
|
|
foreach($real_answers as $my_answer) {
|
|
|
if (!$my_answer) {
|
|
|
$final_answer = false;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
break;
|
|
|
case MULTIPLE_ANSWER_COMBINATION:
|
|
|
if ($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;
|
|
|
}
|
|
|
}
|
|
|
$final_answer = true;
|
|
|
foreach($real_answers as $my_answer) {
|
|
|
if (!$my_answer) {
|
|
|
$final_answer = false;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
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;
|
|
|
$temp = text_filter($answer);
|
|
|
|
|
|
/* // Deprecated code
|
|
|
// TeX parsing
|
|
|
// 1. find everything between the [tex] and [/tex] tags
|
|
|
$startlocations = api_strpos($temp, '[tex]');
|
|
|
$endlocations = api_strpos($temp, '[/tex]');
|
|
|
|
|
|
if ($startlocations !== false && $endlocations !== false) {
|
|
|
$texstring = api_substr($temp, $startlocations, $endlocations - $startlocations +6);
|
|
|
// 2. replace this by {texcode}
|
|
|
$temp = str_replace($texstring, '{texcode}', $temp);
|
|
|
}
|
|
|
*/
|
|
|
$answer = '';
|
|
|
$j = 0;
|
|
|
//initialise answer tags
|
|
|
$user_tags = array ();
|
|
|
$correct_tags = array ();
|
|
|
$real_text = array ();
|
|
|
// the loop will stop at the end of the text
|
|
|
while (1) {
|
|
|
// quits the loop if there are no more blanks (detect '[')
|
|
|
if (($pos = api_strpos($temp, '[')) === false) {
|
|
|
// adds the end of the text
|
|
|
$answer = $temp;
|
|
|
/* // Deprecated code
|
|
|
// TeX parsing - replacement of texcode tags
|
|
|
$texstring = api_parse_tex($texstring);
|
|
|
$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 = '".Database::escape_string($exeId)."' AND question_id= '".Database::escape_string($questionId)."'";
|
|
|
$resfill = Database::query($queryfill);
|
|
|
$str = Database::result($resfill,0,'answer');
|
|
|
|
|
|
preg_match_all('#\[([^[]*)\]#', $str, $arr);
|
|
|
$str = str_replace('\r\n', '', $str);
|
|
|
$choice = $arr[1];
|
|
|
|
|
|
$tmp=strrpos($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]);
|
|
|
}
|
|
|
|
|
|
$user_tags[] = api_strtolower($choice[$j]);
|
|
|
//put the contents of the [] answer tag into correct_tags[]
|
|
|
$correct_tags[] = api_strtolower(api_substr($temp, 0, $pos));
|
|
|
$j++;
|
|
|
$temp = api_substr($temp, $pos +1);
|
|
|
//$answer .= ']';
|
|
|
}
|
|
|
$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;
|
|
|
}
|
|
|
$arrques[] = $questionName;
|
|
|
$arrans[] = $choice;
|
|
|
} else {
|
|
|
$studentChoice = $choice;
|
|
|
if ($studentChoice) {
|
|
|
//Fixing negative puntation see #2193
|
|
|
$questionScore = 0;
|
|
|
$totalScore += 0;
|
|
|
}
|
|
|
}
|
|
|
break;
|
|
|
// for matching
|
|
|
case MATCHING :
|
|
|
if ($from_database) {
|
|
|
$sql_answer = 'SELECT id, answer FROM '.$table_ans.' WHERE 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 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;
|
|
|
$user_answer = '<span>'.$real_list[$i_answer_correct_answer].'</span>';
|
|
|
} else {
|
|
|
$user_answer = '<span style="color: #FF0000; text-decoration: line-through;">'.$real_list[$s_user_answer].'</span>';
|
|
|
}
|
|
|
}
|
|
|
if ($show_result) {
|
|
|
echo '<tr>';
|
|
|
echo '<td>'.$s_answer_label.'</td><td>'.$user_answer.' / <b><span style="color: #008000;">'.$real_list[$i_answer_correct_answer].'</span></b></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 {
|
|
|
$user_answer = '<span style="color: #FF0000; text-decoration: line-through;">'.$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");
|
|
|
}
|
|
|
} 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;
|
|
|
} // end switch Answertype
|
|
|
|
|
|
global $origin;
|
|
|
|
|
|
if ($show_result) {
|
|
|
|
|
|
if ($from == 'exercise_result') {
|
|
|
//display answers (if not matching type, or if the answer is correct)
|
|
|
if ($answerType != MATCHING || $answerCorrect) {
|
|
|
if (in_array($answerType, array(UNIQUE_ANSWER, UNIQUE_ANSWER_NO_OPTION, MULTIPLE_ANSWER, MULTIPLE_ANSWER_COMBINATION))) {
|
|
|
if ($origin!='learnpath') {
|
|
|
ExerciseShowFunctions::display_unique_or_multiple_answer($answerType, $studentChoice, $answer, $answerComment, $answerCorrect,0,0,0);
|
|
|
}
|
|
|
} elseif($answerType == MULTIPLE_ANSWER_TRUE_FALSE) {
|
|
|
if ($origin!='learnpath') {
|
|
|
ExerciseShowFunctions::display_multiple_answer_true_false($answerType, $studentChoice, $answer, $answerComment, $answerCorrect,0,$questionId,0);
|
|
|
}
|
|
|
} elseif($answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE ) {
|
|
|
if ($origin!='learnpath') {
|
|
|
ExerciseShowFunctions::display_multiple_answer_combination_true_false($answerType, $studentChoice, $answer, $answerComment, $answerCorrect,0,0,0);
|
|
|
}
|
|
|
} elseif($answerType == FILL_IN_BLANKS) {
|
|
|
if ($origin!='learnpath') {
|
|
|
ExerciseShowFunctions::display_fill_in_blanks_answer($answer,0,0);
|
|
|
}
|
|
|
} elseif($answerType == FREE_ANSWER) {
|
|
|
// to store the details of open questions in an array to be used in mail
|
|
|
$arrques[] = $questionName;
|
|
|
$arrans[] = $choice;
|
|
|
if($origin != 'learnpath') {
|
|
|
ExerciseShowFunctions::display_free_answer($choice,0,0);
|
|
|
}
|
|
|
} elseif($answerType == HOT_SPOT) {
|
|
|
if ($origin != 'learnpath') {
|
|
|
ExerciseShowFunctions::display_hotspot_answer($answerId, $answer, $studentChoice, $answerComment);
|
|
|
}
|
|
|
} elseif($answerType == HOT_SPOT_ORDER) {
|
|
|
ExerciseShowFunctions::display_hotspot_order_answer($answerId, $answer, $studentChoice, $answerComment);
|
|
|
} elseif($answerType==MATCHING) {
|
|
|
if ($origin != 'learnpath') {
|
|
|
echo '<tr>';
|
|
|
echo '<td>'.text_filter($answer_matching[$answerId]).'</td><td>'.text_filter($user_answer).' / <b><span style="color: #008000;">'.text_filter($answer_matching[$answerCorrect]).'</span></b></td>';
|
|
|
echo '</tr>';
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
} else {
|
|
|
switch($answerType) {
|
|
|
case UNIQUE_ANSWER :
|
|
|
case UNIQUE_ANSWER_NO_OPTION:
|
|
|
case MULTIPLE_ANSWER :
|
|
|
case MULTIPLE_ANSWER_COMBINATION :
|
|
|
if ($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,$questionId,"");
|
|
|
}
|
|
|
break;
|
|
|
case FILL_IN_BLANKS:
|
|
|
echo '<tr><td>';
|
|
|
ExerciseShowFunctions::display_fill_in_blanks_answer($answer,$exeId,$questionId);
|
|
|
echo '</td></tr>';
|
|
|
break;
|
|
|
case FREE_ANSWER:
|
|
|
echo '<tr>
|
|
|
<td valign="top">'.ExerciseShowFunctions::display_free_answer($choice, $exeId, $questionId).'</td>
|
|
|
</tr>
|
|
|
</table>';
|
|
|
break;
|
|
|
case HOT_SPOT:
|
|
|
ExerciseShowFunctions::display_hotspot_answer($answerId, $answer, $studentChoice, $answerComment);
|
|
|
break;
|
|
|
case HOT_SPOT_ORDER:
|
|
|
ExerciseShowFunctions::display_hotspot_order_answer($answerId, $answer, $studentChoice, $answerComment);
|
|
|
break;
|
|
|
case MATCHING:
|
|
|
if ($origin != 'learnpath') {
|
|
|
echo '<tr>';
|
|
|
echo '<td>'.text_filter($answer_matching[$answerId]).'</td><td>'.text_filter($user_answer).' / <b><span style="color: #008000;">'.text_filter($answer_matching[$answerCorrect]).'</span></b></td>';
|
|
|
echo '</tr>';
|
|
|
}
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
} // end for that loops over all answers of the current question
|
|
|
|
|
|
// destruction of Answer
|
|
|
|
|
|
if (!$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 += $answerWeighting;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
if ($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 || $answerType == HOT_SPOT_ORDER) {
|
|
|
// We made an extra table for the answers
|
|
|
if ($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=&from_db=0" width="552" height="352">';
|
|
|
echo '<param name="movie" value="'.api_get_path(WEB_PLUGIN_PATH).'plugin/hotspot/hotspot_solution.swf?modifyAnswers='.Security::remove_XSS($questionId).'&exe_id=&from_db=0" />
|
|
|
</object>
|
|
|
</td>
|
|
|
</tr>';
|
|
|
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
if ($origin != 'learnpath') {
|
|
|
if ($show_result) {
|
|
|
echo '</table>';
|
|
|
if ($this->type == ALL_ON_ONE_PAGE) {
|
|
|
echo '<div id="question_score">';
|
|
|
if ($propagate_neg == 0 && $questionScore < 0) {
|
|
|
$questionScore = 0;
|
|
|
}
|
|
|
echo get_lang('Score').": ".show_score($questionScore, $questionWeighting, false, false);
|
|
|
|
|
|
echo '</div>';
|
|
|
}
|
|
|
echo '<br />';
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
unset ($objAnswerTmp);
|
|
|
$i++;
|
|
|
|
|
|
$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 (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, $this->id);
|
|
|
}
|
|
|
} else {
|
|
|
exercise_attempt($questionScore, 0, $quesId, $exeId, 0, $this->id);
|
|
|
}
|
|
|
} elseif ($answerType == MULTIPLE_ANSWER) {
|
|
|
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 == 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) {
|
|
|
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 == UNIQUE_ANSWER || $answerType == UNIQUE_ANSWER_NO_OPTION) {
|
|
|
$answer = $choice;
|
|
|
exercise_attempt($questionScore, $answer, $quesId, $exeId, 0, $this->id);
|
|
|
} elseif ($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 ($saved_results) {
|
|
|
$stat_table = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
|
$sql_update = 'UPDATE ' . $stat_table . ' SET exe_result = exe_result + ' . floatval($totalScore) . ',exe_weighting = exe_weighting + ' . floatval($totalWeighting) . ' WHERE exe_id = ' . $exeId;
|
|
|
Database::query($sql_update);
|
|
|
}
|
|
|
|
|
|
if ($propagate_neg == 0 && $questionScore < 0) {
|
|
|
$questionScore = 0;
|
|
|
}
|
|
|
$return_array = array('score'=>$questionScore, 'weight'=>$questionWeighting);
|
|
|
return $return_array;
|
|
|
} //End function
|
|
|
|
|
|
|
|
|
function send_notification($arrques, $arrans) {
|
|
|
|
|
|
// Email configuration settings
|
|
|
$coursecode = api_get_course_id();
|
|
|
$course_info = api_get_course_info(api_get_course_id());
|
|
|
$to = '';
|
|
|
$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);
|
|
|
}
|
|
|
$num = count($teachers);
|
|
|
if($num>1) {
|
|
|
$to = array();
|
|
|
foreach($teachers as $teacher) {
|
|
|
$to[] = $teacher['email'];
|
|
|
}
|
|
|
} elseif ($num>0){
|
|
|
foreach($teachers as $teacher) {
|
|
|
$to = $teacher['email'];
|
|
|
}
|
|
|
} else {
|
|
|
//this is a problem (it means that there is no admin for this course)
|
|
|
}
|
|
|
|
|
|
|
|
|
global $courseName, $exerciseTitle, $url_email;
|
|
|
require_once api_get_path(LIBRARY_PATH).'usermanager.lib.php';
|
|
|
$user_info = UserManager::get_user_info_by_id(api_get_user_id());
|
|
|
|
|
|
if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1 ) {
|
|
|
return '';
|
|
|
}
|
|
|
|
|
|
$mycharset = api_get_system_encoding();
|
|
|
$msg = '<html><head>
|
|
|
<link rel="stylesheet" href="'.api_get_path(WEB_CODE_PATH).'css/'.api_get_setting('stylesheets').'/default.css" type="text/css">
|
|
|
<meta content="text/html; charset='.$mycharset.'" http-equiv="content-type"></head>';
|
|
|
if(count($arrques)>0) {
|
|
|
$msg .= '<body>
|
|
|
<p>'.get_lang('OpenQuestionsAttempted').' :
|
|
|
</p>
|
|
|
<p>'.get_lang('AttemptDetails').' : <br />
|
|
|
</p>
|
|
|
<table width="730" height="136" border="0" cellpadding="3" cellspacing="3">
|
|
|
<tr>
|
|
|
<td width="229" valign="top"><h2> '.get_lang('CourseName').'</h2></td>
|
|
|
<td width="469" valign="top"><h2>#course#</h2></td>
|
|
|
</tr>
|
|
|
<tr>
|
|
|
<td width="229" valign="top" class="outerframe"> '.get_lang('TestAttempted').'</span></td>
|
|
|
<td width="469" valign="top" class="outerframe">#exercise#</td>
|
|
|
</tr>
|
|
|
<tr>
|
|
|
<td valign="top"> <span class="style10">'.get_lang('StudentName').'</span></td>
|
|
|
<td valign="top" >#firstName# #lastName#</td>
|
|
|
</tr>
|
|
|
<tr>
|
|
|
<td valign="top" > '.get_lang('StudentEmail').' </td>
|
|
|
<td valign="top"> #mail#</td>
|
|
|
</tr></table>
|
|
|
<p><br />'.get_lang('OpenQuestionsAttemptedAre').' :</p>
|
|
|
<table width="730" height="136" border="0" cellpadding="3" cellspacing="3">';
|
|
|
|
|
|
for($i=0;$i<sizeof($arrques);$i++) {
|
|
|
$msg.='
|
|
|
<tr>
|
|
|
<td width="220" valign="top" bgcolor="#E5EDF8"> <span class="style10">'.get_lang('Question').'</span></td>
|
|
|
<td width="473" valign="top" bgcolor="#F3F3F3"><span class="style16"> #questionName#</span></td>
|
|
|
</tr>
|
|
|
<tr>
|
|
|
<td width="220" valign="top" bgcolor="#E5EDF8"> <span class="style10">'.get_lang('Answer').' </span></td>
|
|
|
<td valign="top" bgcolor="#F3F3F3"><span class="style16"> #answer#</span></td>
|
|
|
</tr>';
|
|
|
|
|
|
$msg1= str_replace("#exercise#",$exerciseTitle,$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);
|
|
|
$msg1= str_replace("#questionName#",$arrques[$i],$msg);
|
|
|
$msg= str_replace("#answer#",$arrans[$i],$msg1);
|
|
|
$msg1= str_replace("#i#",$i,$msg);
|
|
|
$msg= str_replace("#course#",$courseName,$msg1);
|
|
|
}
|
|
|
$msg.='</table><br>
|
|
|
<span class="style16">'.get_lang('ClickToCommentAndGiveFeedback').',<br />
|
|
|
<a href="#url#">#url#</a></span></body></html>';
|
|
|
|
|
|
$msg1= str_replace("#url#",$url_email,$msg);
|
|
|
$mail_content = $msg1;
|
|
|
|
|
|
$subject = get_lang('OpenQuestionsAttempted');
|
|
|
|
|
|
|
|
|
$sender_name = api_get_person_name(api_get_setting('administratorName'), api_get_setting('administratorSurname'), null, PERSON_NAME_EMAIL_ADDRESS);
|
|
|
$email_admin = api_get_setting('emailAdministrator');
|
|
|
$result = @api_mail_html('', $to, $subject, $mail_content, $sender_name, $email_admin, array('charset'=>$mycharset));
|
|
|
} else {
|
|
|
|
|
|
$msg .= '<body>
|
|
|
<p>'.get_lang('ExerciseAttempted').' <br />
|
|
|
</p>
|
|
|
<table width="730" height="136" border="0" cellpadding="3" cellspacing="3">
|
|
|
<tr>
|
|
|
<td width="229" valign="top"><h2> '.get_lang('CourseName').'</h2></td>
|
|
|
<td width="469" valign="top"><h2>#course#</h2></td>
|
|
|
</tr>
|
|
|
<tr>
|
|
|
<td width="229" valign="top" class="outerframe"> '.get_lang('TestAttempted').'</span></td>
|
|
|
<td width="469" valign="top" class="outerframe">#exercise#</td>
|
|
|
</tr>
|
|
|
<tr>
|
|
|
<td valign="top"> <span class="style10">'.get_lang('StudentName').'</span></td>
|
|
|
'.(api_is_western_name_order() ? '<td valign="top" >#firstName# #lastName#</td>' : '<td valign="top" >#lastName# #firstName#</td>').'
|
|
|
</tr>
|
|
|
<tr>
|
|
|
<td valign="top" > '.get_lang('StudentEmail').' </td>
|
|
|
<td valign="top"> #mail#</td>
|
|
|
</tr></table>';
|
|
|
|
|
|
$msg= str_replace("#exercise#",$exerciseTitle,$msg);
|
|
|
$msg= str_replace("#firstName#",$user_info['firstname'],$msg);
|
|
|
$msg= str_replace("#lastName#",$user_info['lastname'],$msg);
|
|
|
$msg= str_replace("#mail#",$user_info['email'],$msg);
|
|
|
$msg= str_replace("#course#",$courseName,$msg);
|
|
|
|
|
|
$msg.='<br />
|
|
|
<span class="style16">'.get_lang('ClickToCommentAndGiveFeedback').',<br />
|
|
|
<a href="#url#">#url#</a></span></body></html>';
|
|
|
|
|
|
$msg= str_replace("#url#",$url_email,$msg);
|
|
|
$mail_content = $msg;
|
|
|
|
|
|
$sender_name = api_get_person_name(api_get_setting('administratorName'), api_get_setting('administratorSurname'), null, PERSON_NAME_EMAIL_ADDRESS);
|
|
|
$email_admin = api_get_setting('emailAdministrator');
|
|
|
|
|
|
$subject = get_lang('ExerciseAttempted');
|
|
|
$result = @api_mail_html('', $to, $subject, $mail_content, $sender_name, $email_admin, array('charset'=>$mycharset));
|
|
|
}
|
|
|
}
|
|
|
|
|
|
function show_exercise_result_header($user_data, $date = null) {
|
|
|
$description = '';
|
|
|
if (!empty($this->description)) {
|
|
|
$description = '<tr>
|
|
|
<td style="font-weight:bold" width="10%">
|
|
|
'.get_lang("Description").' :
|
|
|
</td>
|
|
|
<td width="90%">
|
|
|
'.$this->description.'
|
|
|
</td>
|
|
|
</tr>';
|
|
|
}
|
|
|
$date_data = '';
|
|
|
if (!empty($date)) {
|
|
|
$date_data = '<tr>
|
|
|
<td style="font-weight:bold" width="10%">
|
|
|
'.get_lang("Date").' :
|
|
|
</td>
|
|
|
<td width="90%">
|
|
|
'.$date.'
|
|
|
</td>
|
|
|
</tr>';
|
|
|
}
|
|
|
|
|
|
|
|
|
$html = '<table width="100%">
|
|
|
<tr>
|
|
|
<td colspan="2">
|
|
|
<h2>'.Display::return_icon('quiz_big.png', get_lang('Result')).' '.$this->exercise.' : '.get_lang('Result').'</h2>
|
|
|
</td>
|
|
|
</tr>
|
|
|
<tr>
|
|
|
<td style="font-weight:bold" width="90px"> '.get_lang('User').' : </td>
|
|
|
<td>
|
|
|
'.$user_data.'
|
|
|
</td>
|
|
|
</tr>
|
|
|
'.$date_data.'
|
|
|
'.$description.'
|
|
|
</table>
|
|
|
<br />';
|
|
|
return $html;
|
|
|
}
|
|
|
}
|
|
|
endif;
|
|
|
?>
|
|
|
|
