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1685 lines
69 KiB
1685 lines
69 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* Exercise library
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* @todo convert this lib into a static class
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*
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* shows a question and its answers
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* @package chamilo.exercise
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* @author Olivier Brouckaert <oli.brouckaert@skynet.be>
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* @version $Id: exercise.lib.php 22247 2009-07-20 15:57:25Z ivantcholakov $
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* Modified by Hubert Borderiou 2011-10-21 Question Category
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*/
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/**
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* Code
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*/
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// The initialization class for the online editor is needed here.
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require_once dirname(__FILE__).'/../inc/lib/fckeditor/fckeditor.php';
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/*
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$TBL_EXERCICE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
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$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
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$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
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$TBL_REPONSES = Database::get_course_table(TABLE_QUIZ_ANSWER);
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$TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT);
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$main_user_table = Database::get_main_table(TABLE_MAIN_USER);
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$main_course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
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$TBL_TRACK_EXERCICES = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
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$TBL_TRACK_ATTEMPT = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);*/
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/**
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* Shows a question
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*
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* @param int question id
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* @param bool if true only show the questions, no exercise title
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* @param bool origin i.e = learnpath
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* @param int current item from the list of questions
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* @param int number of total questions
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* */
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function showQuestion($questionId, $only_questions = false, $origin = false, $current_item = '', $show_title = true, $freeze = false, $user_choice = array()) {
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// Text direction for the current language
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$is_ltr_text_direction = api_get_text_direction() != 'rtl';
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$remind_question = 1;
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// Change false to true in the following line to enable answer hinting.
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$debug_mark_answer = api_is_allowed_to_edit() && false;
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// Reads question information
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if (!$objQuestionTmp = Question::read($questionId)) {
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// Question not found
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return false;
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}
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$answerType = $objQuestionTmp->selectType();
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$pictureName = $objQuestionTmp->selectPicture();
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$html = '';
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if ($answerType != HOT_SPOT && $answerType != HOT_SPOT_DELINEATION) {
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// Question is not a hotspot
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if (!$only_questions) {
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$questionDescription = $objQuestionTmp->selectDescription();
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if ($show_title) {
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Testcategory::displayCategoryAndTitle($objQuestionTmp->id); //
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echo Display::div($current_item.'. '.$objQuestionTmp->selectTitle(), array('class'=>'question_title'));
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}
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if (!empty($questionDescription)) {
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echo Display::div($questionDescription, array('class'=>'question_description'));
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}
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//@deprecated
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if (!empty($pictureName)) {
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//echo "<img src='../document/download.php?doc_url=%2Fimages%2F'".$pictureName."' border='0'>";
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}
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}
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if (in_array($answerType, array(FREE_ANSWER, ORAL_EXPRESSION)) && $freeze) {
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return '';
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}
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echo '<div class="question_options">';
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//$s .= '<table width="720" class="exercise_options" style="width: 720px;'.$option_ie.' background-color:#fff;">';
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$s = '';
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$s .= '<table class="exercise_options">';
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// construction of the Answer object (also gets all answers details)
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$objAnswerTmp = new Answer($questionId);
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$nbrAnswers = $objAnswerTmp->selectNbrAnswers();
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$course_id = api_get_course_int_id();
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$quiz_question_options = Question::readQuestionOption($questionId, $course_id);
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// For "matching" type here, we need something a little bit special
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// because the match between the suggestions and the answers cannot be
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// done easily (suggestions and answers are in the same table), so we
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// have to go through answers first (elems with "correct" value to 0).
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$select_items = array();
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//This will contain the number of answers on the left side. We call them
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// suggestions here, for the sake of comprehensions, while the ones
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// on the right side are called answers
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$num_suggestions = 0;
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if ($answerType == MATCHING) {
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$x = 1; //iterate through answers
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$letter = 'A'; //mark letters for each answer
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$answer_matching = $cpt1 = array();
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for ($answerId=1; $answerId <= $nbrAnswers; $answerId++) {
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$answerCorrect = $objAnswerTmp->isCorrect($answerId);
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$numAnswer = $objAnswerTmp->selectAutoId($answerId);
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$answer=$objAnswerTmp->selectAnswer($answerId);
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if ($answerCorrect==0) {
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// options (A, B, C, ...) that will be put into the list-box
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// have the "correct" field set to 0 because they are answer
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$cpt1[$x] = $letter;
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$answer_matching[$x]=$objAnswerTmp->selectAnswerByAutoId($numAnswer);
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$x++; $letter++;
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}
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}
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$i = 1;
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$select_items[0]['id'] = 0;
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$select_items[0]['letter'] = '--';
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$select_items[0]['answer'] = '';
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foreach ($answer_matching as $id => $value) {
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$select_items[$i]['id'] = $value['id'];
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$select_items[$i]['letter'] = $cpt1[$id];
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$select_items[$i]['answer'] = $value['answer'];
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$i ++;
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}
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$num_suggestions = ($nbrAnswers - $x) + 1;
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} elseif ($answerType == FREE_ANSWER) {
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$fck_content = isset($user_choice[0]) && !empty($user_choice[0]['answer']) ? $user_choice[0]['answer']:null;
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$oFCKeditor = new FCKeditor("choice[".$questionId."]") ;
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$oFCKeditor->ToolbarSet = 'TestFreeAnswer';
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$oFCKeditor->Width = '100%';
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$oFCKeditor->Height = '200';
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$oFCKeditor->Value = $fck_content;
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$s .= '<tr><td colspan="3">';
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$s .= $oFCKeditor->CreateHtml();
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$s .= '</td></tr>';
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} elseif ($answerType == ORAL_EXPRESSION) {
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//Add nanog
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if (api_get_setting('enable_nanogong') == 'true') {
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require_once api_get_path(LIBRARY_PATH).'nanogong.lib.php';
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//@todo pass this as a parameter
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global $exercise_stat_info, $exerciseId,$exe_id;
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if (!empty($exercise_stat_info)) {
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$params = array(
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'exercise_id' => $exercise_stat_info['exe_exo_id'],
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'exe_id' => $exercise_stat_info['exe_id'],
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'question_id' => $questionId
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);
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} else {
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$params = array(
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'exercise_id' => $exerciseId,
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'exe_id' => 'temp_exe',
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'question_id' => $questionId
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);
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}
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$nano = new Nanogong($params);
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echo $nano->show_button();
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}
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$oFCKeditor = new FCKeditor("choice[".$questionId."]") ;
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$oFCKeditor->ToolbarSet = 'TestFreeAnswer';
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$oFCKeditor->Width = '100%';
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$oFCKeditor->Height = '150';
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$oFCKeditor->ToolbarStartExpanded = false;
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$oFCKeditor->Value = '' ;
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$s .= '<tr><td colspan="3">';
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$s .= $oFCKeditor->CreateHtml();
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$s .= '</td></tr>';
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}
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// Now navigate through the possible answers, using the max number of
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// answers for the question as a limiter
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$lines_count = 1; // a counter for matching-type answers
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if ($answerType == MULTIPLE_ANSWER_TRUE_FALSE || $answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
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$header = '';
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$header .= Display::tag('th', get_lang('Options'));
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foreach ($objQuestionTmp->options as $key=>$item) {
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$header .= Display::tag('th', $item);
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}
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$s.= Display::tag('tr',$header, array('style'=>'text-align:left;'));
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}
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$matching_correct_answer = 0;
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$user_choice_array = array();
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if (!empty($user_choice)) {
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foreach($user_choice as $item) {
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$user_choice_array[] = $item['answer'];
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}
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}
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for ($answerId=1; $answerId <= $nbrAnswers; $answerId++) {
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$answer = $objAnswerTmp->selectAnswer($answerId);
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$answerCorrect = $objAnswerTmp->isCorrect($answerId);
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$numAnswer = $objAnswerTmp->selectAutoId($answerId);
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// Unique answer
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if ($answerType == UNIQUE_ANSWER || $answerType == UNIQUE_ANSWER_NO_OPTION) {
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// set $debug_mark_answer to true at function start to
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// show the correct answer with a suffix '-x'
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$help = $selected = '';
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if ($debug_mark_answer) {
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if ($answerCorrect) {
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$help = 'x-';
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$selected = 'checked';
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}
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}
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$input_id = 'choice-'.$questionId.'-'.$answerId;
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if (isset($user_choice[0]['answer']) && $user_choice[0]['answer'] == $numAnswer ) {
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$attributes = array('id' =>$input_id, 'class'=>'checkbox','checked'=>1, 'selected'=>1);
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} else {
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$attributes = array('id' =>$input_id, 'class'=>'checkbox');
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}
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$answer = Security::remove_XSS($answer, STUDENT);
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$s .= Display::input('hidden','choice2['.$questionId.']','0');
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//@todo fix $is_ltr_text_direction
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//<p style="float: '.($is_ltr_text_direction ? 'left' : 'right').'; padding-'.($is_ltr_text_direction ? 'right' : 'left').': 4px;">
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//$s .= '<div style="margin-'.($is_ltr_text_direction ? 'left' : 'right').': 24px;">'.
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$s .= '<tr><td colspan="3">';
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$s .= '<span class="question_answer">';
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$s .= Display::input('radio', 'choice['.$questionId.']', $numAnswer, $attributes);
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$s .= Display::tag('label', $answer, array('for'=>$input_id)).'</span>';
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$s .= '</td></tr>';
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} elseif ($answerType == MULTIPLE_ANSWER || $answerType == MULTIPLE_ANSWER_TRUE_FALSE) {
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// multiple answers
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// set $debug_mark_answer to true at function start to
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// show the correct answer with a suffix '-x'
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$help = $selected = '';
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if ($debug_mark_answer) {
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if ($answerCorrect) {
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$help = 'x-';
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$selected = 'checked="checked"';
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}
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}
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$input_id = 'choice-'.$questionId.'-'.$answerId;
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$answer = Security::remove_XSS($answer, STUDENT);
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if (in_array($numAnswer, $user_choice_array)) {
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$attributes = array('id' =>$input_id, 'class'=>'checkbox','checked'=>1, 'selected'=>1);
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} else {
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$attributes = array('id' =>$input_id, 'class'=>'checkbox');
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}
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$answer = Security::remove_XSS($answer, STUDENT);
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if ($answerType == MULTIPLE_ANSWER) {
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$s .= '<input type="hidden" name="choice2['.$questionId.']" value="0" />';
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$s .= '<tr><td colspan="3">';
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$s .= '<span class="question_answer">';
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if ($debug_mark_answer) {
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if ($answerCorrect) {
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//$options['checked'] = 'checked';
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}
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}
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$s .= Display::tag('span', Display::input('checkbox', 'choice['.$questionId.']['.$numAnswer.']', $numAnswer, $attributes));
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$s .= Display::tag('label', $answer, array('for'=>$input_id)).'</span></td></tr>';
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} elseif ($answerType == MULTIPLE_ANSWER_TRUE_FALSE) {
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$my_choice = array();
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if (!empty($user_choice_array)) {
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foreach ($user_choice_array as $item) {
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$item = explode(':', $item);
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$my_choice[$item[0]] = $item[1];
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}
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}
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$s .='<tr>';
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$s .= Display::tag('td', $answer);
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if (!empty($quiz_question_options)) {
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foreach ($quiz_question_options as $id=>$item) {
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if (isset($my_choice[$numAnswer]) && $id == $my_choice[$numAnswer]) {
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$attributes = array('class'=>'checkbox','checked'=>1, 'selected'=>1);
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} else {
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$attributes = array('class'=>'checkbox');
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}
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$s .= Display::tag('td', Display::input('radio', 'choice['.$questionId.']['.$numAnswer.']', $id, $attributes));
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}
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}
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$s.='<tr>';
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}
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} elseif ($answerType == MULTIPLE_ANSWER_COMBINATION) {
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// multiple answers
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// set $debug_mark_answer to true at function start to
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// show the correct answer with a suffix '-x'
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$help = $selected = '';
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if ($debug_mark_answer) {
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if ($answerCorrect) {
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$help = 'x-';
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$selected = 'checked="checked"';
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}
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}
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$input_id = 'choice-'.$questionId.'-'.$answerId;
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if (in_array($numAnswer, $user_choice_array)) {
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$attributes = array('id'=>$input_id, 'class'=>'checkbox','checked'=>1, 'selected'=>1);
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} else {
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$attributes = array('id'=>$input_id, 'class'=>'checkbox');
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}
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$answer = Security::remove_XSS($answer, STUDENT);
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$s .= '<input type="hidden" name="choice2['.$questionId.']" value="0" />'.
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'<tr><td colspan="3">';
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$s .= '<span class="question_answer">';
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$s .= Display::tag('span', Display::input('checkbox', 'choice['.$questionId.']['.$numAnswer.']', 1, $attributes));
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$s .= Display::tag('label', $answer, array('for'=>$input_id)).'</span></td></tr>';
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} elseif ($answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
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// multiple answers
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// set $debug_mark_answer to true at function start to
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// show the correct answer with a suffix '-x'
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$s .= '<input type="hidden" name="choice2['.$questionId.']" value="0" />';
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$my_choice = array();
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if (!empty($user_choice_array)) {
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foreach ($user_choice_array as $item) {
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$item = explode(':', $item);
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$my_choice[$item[0]] = $item[1];
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}
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}
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$answer = Security::remove_XSS($answer, STUDENT);
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$s .='<tr>';
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$s .= Display::tag('td', $answer);
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foreach ($objQuestionTmp->options as $key => $item) {
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//$options['value'] = $key;
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if (isset($my_choice[$numAnswer]) && $key == $my_choice[$numAnswer]) {
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$attributes = array('class'=>'checkbox','checked'=>1, 'selected'=>1);
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} else {
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$attributes = array('class'=>'checkbox');
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}
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$s .= Display::tag('td', Display::input('radio','choice['.$questionId.']['.$numAnswer.']', $key, $attributes));
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}
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$s.='<tr>';
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} elseif ($answerType == FILL_IN_BLANKS) {
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/*
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// splits text and weightings that are joined with the character '::'
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list($answer) = explode('::',$answer);
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//getting the matches
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$answer = api_ereg_replace('\[[^]]+\]','<input type="text" name="choice['.$questionId.'][]" size="10" />',($answer));
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$answer = api_preg_replace('/\[[^]]+\]/', Display::input('text', "choice[$questionId][]", '', $attributes), $answer);
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api_preg_match_all('/\[[^]]+\]/', $answer, $fill_list);
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if (isset($user_choice[0]['answer'])) {
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api_preg_match_all('/\[[^]]+\]/', $user_choice[0]['answer'], $user_fill_list);
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$user_fill_list = $user_fill_list[0];
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}*/
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list($answer) = explode('::',$answer);
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api_preg_match_all('/\[[^]]+\]/', $answer, $teacher_answer_list);
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if (isset($user_choice[0]['answer'])) {
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api_preg_match_all('/\[[^]]+\]/', $user_choice[0]['answer'], $student_answer_list);
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$student_answer_list = $student_answer_list[0];
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}
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if (!empty($teacher_answer_list) && !empty($student_answer_list)) {
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$teacher_answer_list = $teacher_answer_list[0];
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$i = 0;
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foreach($teacher_answer_list as $teacher_item) {
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$value = null;
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if (isset($student_answer_list[$i]) && !empty($student_answer_list[$i])) {
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//Cleaning student answer list
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$value = strip_tags($student_answer_list[$i]);
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$value = api_substr($value,1, api_strlen($value)-2);
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$value = explode('/', $value);
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if (!empty($value[0])) {
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$value = trim($value[0]);
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$value = str_replace(' ', '', $value);
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}
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$answer = api_preg_replace('/\['.$teacher_item.'+\]/', Display::input('text', "choice[$questionId][]", $value), $answer);
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}
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$i++;
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}
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} else {
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$answer = api_preg_replace('/\[[^]]+\]/', Display::input('text', "choice[$questionId][]", '', $attributes), $answer);
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}
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$s .= '<tr><td colspan="3">'.$answer.'</td></tr>';
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} elseif ($answerType == MATCHING) {
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// matching type, showing suggestions and answers
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// TODO: replace $answerId by $numAnswer
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if ($answerCorrect != 0) {
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// only show elements to be answered (not the contents of
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// the select boxes, who are corrrect = 0)
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$s .= '<tr><td width="45%" valign="top">';
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$parsed_answer = $answer;
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//left part questions
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$s .= ' <span style="float:left; width:8%;"><b>'.$lines_count.'</b>. </span>
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<span style="float:left; width:92%;">'.$parsed_answer.'</span></td>';
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//middle part (matches selects)
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$s .= '<td width="10%" valign="top" align="center">
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<select name="choice['.$questionId.']['.$numAnswer.']">';
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// fills the list-box
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foreach ($select_items as $key=>$val) {
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// set $debug_mark_answer to true at function start to
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// show the correct answer with a suffix '-x'
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$help = $selected = '';
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if ($debug_mark_answer) {
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if ($val['id'] == $answerCorrect) {
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$help = '-x';
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//$selected = 'selected="selected"';
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}
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}
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if (isset($user_choice[$matching_correct_answer]) && $val['id'] == $user_choice[$matching_correct_answer]['answer']) {
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$selected = 'selected="selected"';
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}
|
|
$s .= '<option value="'.$val['id'].'" '.$selected.'>'.$val['letter'].$help.'</option>';
|
|
|
|
} // end foreach()
|
|
|
|
$s .= '</select></td>';
|
|
//print_r($select_items);
|
|
//right part (answers)
|
|
$s.='<td width="45%" valign="top" >';
|
|
if (isset($select_items[$lines_count])) {
|
|
$s.='<span style="float:left; width:5%;"><b>'.$select_items[$lines_count]['letter'].'.</b></span>'.
|
|
'<span style="float:left; width:95%;">'.$select_items[$lines_count]['answer'].'</span>';
|
|
} else {
|
|
$s.=' ';
|
|
}
|
|
$s .= '</td>';
|
|
$s .= '</tr>';
|
|
$lines_count++;
|
|
//if the left side of the "matching" has been completely
|
|
// shown but the right side still has values to show...
|
|
if (($lines_count -1) == $num_suggestions) {
|
|
// if it remains answers to shown at the right side
|
|
while (isset($select_items[$lines_count])) {
|
|
$s .= '<tr>
|
|
<td colspan="2"></td>
|
|
<td valign="top">';
|
|
$s.='<b>'.$select_items[$lines_count]['letter'].'.</b> '.$select_items[$lines_count]['answer'];
|
|
$s.="</td>
|
|
</tr>";
|
|
$lines_count++;
|
|
} // end while()
|
|
} // end if()
|
|
$matching_correct_answer++;
|
|
}
|
|
}
|
|
} // end for()
|
|
$s .= '</table>';
|
|
$s .= '</div>';
|
|
|
|
|
|
// destruction of the Answer object
|
|
unset($objAnswerTmp);
|
|
|
|
// destruction of the Question object
|
|
unset($objQuestionTmp);
|
|
|
|
if ($origin != 'export') {
|
|
echo $s;
|
|
} else {
|
|
return $s;
|
|
}
|
|
} elseif ($answerType == HOT_SPOT || $answerType == HOT_SPOT_DELINEATION) {
|
|
// Question is a HOT_SPOT
|
|
//checking document/images visibility
|
|
if (api_is_platform_admin() || api_is_course_admin()) {
|
|
require_once api_get_path(LIBRARY_PATH).'document.lib.php';
|
|
$course = api_get_course_info();
|
|
$doc_id = DocumentManager::get_document_id($course, '/images/'.$pictureName);
|
|
if (is_numeric($doc_id)) {
|
|
$images_folder_visibility = api_get_item_visibility($course,'document', $doc_id, api_get_session_id());
|
|
if (!$images_folder_visibility) {
|
|
//This message is shown only to the course/platform admin if the image is set to visibility = false
|
|
Display::display_warning_message(get_lang('ChangeTheVisibilityOfTheCurrentImage'));
|
|
}
|
|
}
|
|
}
|
|
$questionName = $objQuestionTmp->selectTitle();
|
|
$questionDescription = $objQuestionTmp->selectDescription();
|
|
|
|
if ($freeze) {
|
|
echo Display::img($objQuestionTmp->selectPicturePath());
|
|
return;
|
|
}
|
|
|
|
// Get the answers, make a list
|
|
$objAnswerTmp = new Answer($questionId);
|
|
$nbrAnswers = $objAnswerTmp->selectNbrAnswers();
|
|
|
|
// get answers of hotpost
|
|
$answers_hotspot = array();
|
|
for ($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
|
|
$answers = $objAnswerTmp->selectAnswerByAutoId($objAnswerTmp->selectAutoId($answerId));
|
|
$answers_hotspot[$answers['id']] = $objAnswerTmp->selectAnswer($answerId);
|
|
}
|
|
|
|
// display answers of hotpost order by id
|
|
$answer_list = '<div style="padding: 10px; margin-left: 0px; border: 1px solid #A4A4A4; height: 408px; width: 200px;"><b>'.get_lang('HotspotZones').'</b><dl>';
|
|
if (!empty($answers_hotspot)) {
|
|
ksort($answers_hotspot);
|
|
foreach ($answers_hotspot as $key => $value) {
|
|
$answer_list .= '<dt>'.$key.'.- '.$value.'</dt><br />';
|
|
}
|
|
}
|
|
$answer_list .= '</dl></div>';
|
|
|
|
if ($answerType == HOT_SPOT_DELINEATION) {
|
|
$answer_list='';
|
|
$swf_file = 'hotspot_delineation_user';
|
|
$swf_height = 405;
|
|
} else {
|
|
$swf_file = 'hotspot_user';
|
|
$swf_height = 436;
|
|
}
|
|
|
|
if (!$only_questions) {
|
|
if ($show_title) {
|
|
Testcategory::displayCategoryAndTitle($objQuestionTmp->id);
|
|
echo '<div class="question_title">'.$current_item.'. '.$questionName.'</div>';
|
|
}
|
|
//@todo I need to the get the feedback type
|
|
echo '<input type="hidden" name="hidden_hotspot_id" value="'.$questionId.'" />';
|
|
echo '<table class="exercise_questions" >
|
|
<tr>
|
|
<td valign="top" colspan="2">';
|
|
echo $questionDescription;
|
|
echo '</td></tr>';
|
|
}
|
|
$canClick = isset($_GET['editQuestion']) ? '0' : (isset($_GET['modifyAnswers']) ? '0' : '1');
|
|
|
|
$s .= '<script type="text/javascript" src="../plugin/hotspot/JavaScriptFlashGateway.js"></script>
|
|
<script src="../plugin/hotspot/hotspot.js" type="text/javascript" ></script>
|
|
<script type="text/javascript">
|
|
<!--
|
|
// Globals
|
|
// Major version of Flash required
|
|
var requiredMajorVersion = 7;
|
|
// Minor version of Flash required
|
|
var requiredMinorVersion = 0;
|
|
// Minor version of Flash required
|
|
var requiredRevision = 0;
|
|
// the version of javascript supported
|
|
var jsVersion = 1.0;
|
|
// -->
|
|
</script>
|
|
<script language="VBScript" type="text/vbscript">
|
|
<!-- // Visual basic helper required to detect Flash Player ActiveX control version information
|
|
Function VBGetSwfVer(i)
|
|
on error resume next
|
|
Dim swControl, swVersion
|
|
swVersion = 0
|
|
|
|
set swControl = CreateObject("ShockwaveFlash.ShockwaveFlash." + CStr(i))
|
|
if (IsObject(swControl)) then
|
|
swVersion = swControl.GetVariable("$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>';
|
|
$s .= '<tr><td valign="top" colspan="2" width="520"><table><tr><td width="520">
|
|
<script language="JavaScript" type="text/javascript">
|
|
<!--
|
|
// Version check based upon the values entered above in "Globals"
|
|
var hasReqestedVersion = DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);
|
|
|
|
|
|
// Check to see if the version meets the requirements for playback
|
|
if (hasReqestedVersion) { // if we\'ve detected an acceptable version
|
|
var oeTags = \'<object type="application/x-shockwave-flash" data="../plugin/hotspot/'.$swf_file.'.swf?modifyAnswers='.$questionId.'&canClick:'.$canClick.'" width="600" height="'.$swf_height.'">\'
|
|
+ \'<param name="wmode" value="transparent">\'
|
|
+ \'<param name="movie" value="../plugin/hotspot/'.$swf_file.'.swf?modifyAnswers='.$questionId.'&canClick:'.$canClick.'" />\'
|
|
+ \'<\/object>\';
|
|
document.write(oeTags); // embed the Flash Content SWF when all tests are passed
|
|
} else { // flash is too old or we can\'t detect the plugin
|
|
var alternateContent = "Error<br \/>"
|
|
+ "Hotspots requires Macromedia Flash 7.<br \/>"
|
|
+ "<a href=\"http://www.macromedia.com/go/getflash/\">Get Flash<\/a>";
|
|
document.write(alternateContent); // insert non-flash content
|
|
}
|
|
// -->
|
|
</script>
|
|
</td>
|
|
<td valign="top" align="left">'.$answer_list.'</td></tr>
|
|
</table>
|
|
</td></tr>';
|
|
echo $s;
|
|
}
|
|
echo '</table>';
|
|
return $nbrAnswers;
|
|
}
|
|
|
|
function get_exercise_track_exercise_info($exe_id) {
|
|
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
|
|
$TBL_TRACK_EXERCICES = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
$exe_id = intval($exe_id);
|
|
$result = array();
|
|
if (!empty($exe_id)) {
|
|
$sql_fb_type = 'SELECT * FROM '.$TBL_EXERCICES.' as e INNER JOIN '.$TBL_TRACK_EXERCICES.' as te ON (e.id=te.exe_exo_id) WHERE te.exe_id='.$exe_id;
|
|
$res_fb_type = Database::query($sql_fb_type);
|
|
$result = Database::fetch_array($res_fb_type, 'ASSOC');
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
|
|
/**
|
|
* Validates the time control key
|
|
*/
|
|
function exercise_time_control_is_valid($exercise_id) {
|
|
$course_id = api_get_course_int_id();
|
|
$exercise_id = intval($exercise_id);
|
|
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
|
|
$sql = "SELECT expired_time FROM $TBL_EXERCICES WHERE c_id = $course_id AND id = $exercise_id";
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result, 'ASSOC');
|
|
if (!empty($row['expired_time']) ) {
|
|
$current_expired_time_key = get_time_control_key($exercise_id);
|
|
if (isset($_SESSION['expired_time'][$current_expired_time_key])) {
|
|
$current_time = time();
|
|
$expired_time = api_strtotime($_SESSION['expired_time'][$current_expired_time_key], 'UTC');
|
|
$total_time_allowed = $expired_time + 30;
|
|
//error_log('expired time converted + 30: '.$total_time_allowed);
|
|
//error_log('$current_time: '.$current_time);
|
|
if ($total_time_allowed < $current_time) {
|
|
return false;
|
|
}
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
Deletes the time control token
|
|
*/
|
|
function exercise_time_control_delete($exercise_id) {
|
|
$current_expired_time_key = get_time_control_key($exercise_id);
|
|
unset($_SESSION['expired_time'][$current_expired_time_key]);
|
|
}
|
|
|
|
/**
|
|
Generates the time control key
|
|
*/
|
|
function generate_time_control_key($exercise_id) {
|
|
$exercise_id = intval($exercise_id);
|
|
return api_get_course_int_id().'_'.api_get_session_id().'_'.$exercise_id.'_'.api_get_user_id();
|
|
}
|
|
/**
|
|
Returns the time controller key
|
|
@todo this function is the same as generate_time_control_key
|
|
*/
|
|
function get_time_control_key($exercise_id) {
|
|
$exercise_id = intval($exercise_id);
|
|
return api_get_course_int_id().'_'.api_get_session_id().'_'.$exercise_id.'_'.api_get_user_id();
|
|
}
|
|
/**
|
|
* @todo use this function instead of get_time_control_key
|
|
*/
|
|
function get_session_time_control_key($exercise_id) {
|
|
$time_control_key = get_time_control_key($exercise_id);
|
|
$return_value = $_SESSION['expired_time'][$time_control_key];
|
|
return $return_value;
|
|
}
|
|
|
|
/**
|
|
* Gets count of exam results
|
|
* @todo this function should be moved in a library + no global calls
|
|
* Modified by hubert borderiou 08-11-2011
|
|
*/
|
|
function get_count_exam_results($exercise_id) {
|
|
// I know it's bad to add a static integer here... but
|
|
// it factorise function get_exam_results_data
|
|
// and I think it worths it.
|
|
//This is not bad for the hardcoded value, this is bad because you call 2 times get_exam_results_data()! jm
|
|
//@todo use a real count select I know the sql constructions are
|
|
$tabres = get_exam_results_data(0, 9999999, 0, "ASC", $exercise_id);
|
|
return count($tabres);
|
|
}
|
|
|
|
|
|
/**
|
|
* Gets the exam'data results
|
|
* @todo this function should be moved in a library + no global calls
|
|
*/
|
|
function get_exam_results_data($from, $number_of_items, $column, $direction, $exercise_id, $extra_where_conditions = null) {
|
|
//@todo replace all this globals
|
|
global $documentPath, $filter;
|
|
|
|
if (empty($extra_where_conditions)) {
|
|
$extra_where_conditions = "1 = 1 ";
|
|
}
|
|
|
|
$is_allowedToEdit = api_is_allowed_to_edit(null,true);
|
|
$is_tutor = api_is_allowed_to_edit(true);
|
|
|
|
$TBL_USER = Database :: get_main_table(TABLE_MAIN_USER);
|
|
$TBL_EXERCICES = Database :: get_course_table(TABLE_QUIZ_TEST);
|
|
$TBL_GROUP_REL_USER = Database :: get_course_table(TABLE_GROUP_USER);
|
|
$TBL_GROUP = Database :: get_course_table(TABLE_GROUP);
|
|
|
|
$TBL_TRACK_EXERCICES = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
$TBL_TRACK_HOTPOTATOES = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_HOTPOTATOES);
|
|
$TBL_TRACK_ATTEMPT_RECORDING= Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT_RECORDING);
|
|
|
|
$session_id_and = ' AND te.session_id = ' . api_get_session_id() . ' ';
|
|
|
|
$exercise_id = intval($exercise_id);
|
|
|
|
$exercise_where = '';
|
|
if (!empty($exercise_id)) {
|
|
$exercise_where .= ' AND te.exe_exo_id = '.$exercise_id.' ';
|
|
}
|
|
|
|
$hotpotatoe_where = '';
|
|
if (!empty($_GET['path'])) {
|
|
$hotpotatoe_path = Database::escape_string($_GET['path']);
|
|
$hotpotatoe_where .= ' AND exe_name = "'.$hotpotatoe_path.'" ';
|
|
}
|
|
|
|
// sql for chamilo-type tests for teacher / tutor view
|
|
$sql_inner_join_tbl_track_exercices = "(SELECT ttte.*, if(tr.exe_id,1, 0) as revised FROM $TBL_TRACK_EXERCICES ttte LEFT JOIN $TBL_TRACK_ATTEMPT_RECORDING tr ON (ttte.exe_id = tr.exe_id) )";
|
|
|
|
if ($is_allowedToEdit || $is_tutor) {
|
|
//Teacher view
|
|
if (isset($_GET['gradebook']) && $_GET['gradebook'] == 'view') {
|
|
//$exercise_where_query = ' te.exe_exo_id = ce.id AND ';
|
|
}
|
|
|
|
$sqlFromOption = "";
|
|
$sqlWhereOption = ""; // for hpsql
|
|
$sql_inner_join_tbl_user = "";
|
|
|
|
//@todo fix to work with COURSE_RELATION_TYPE_RRHH in both queries
|
|
|
|
//Hack in order to filter groups
|
|
$sql_inner_join_tbl_user = '';
|
|
|
|
if (strpos($extra_where_conditions, 'group_id')) {
|
|
$sql_inner_join_tbl_user = "
|
|
(
|
|
SELECT u.user_id, firstname, lastname, email, username, g.name as group_name, g.id as group_id
|
|
FROM $TBL_USER u
|
|
INNER JOIN $TBL_GROUP_REL_USER gru ON ( gru.user_id = u.user_id AND gru.c_id=".api_get_course_int_id().")
|
|
INNER JOIN $TBL_GROUP g ON (gru.group_id = g.id)
|
|
)";
|
|
}
|
|
|
|
if (strpos($extra_where_conditions, 'group_all')) {
|
|
$extra_where_conditions = str_replace("AND ( group_id = 'group_all' )", '', $extra_where_conditions);
|
|
$extra_where_conditions = str_replace("AND group_id = 'group_all'", '', $extra_where_conditions);
|
|
|
|
$sql_inner_join_tbl_user = "
|
|
(
|
|
SELECT u.user_id, firstname, lastname, email, username, ' ' as group_name
|
|
FROM $TBL_USER u
|
|
)";
|
|
}
|
|
|
|
if (strpos($extra_where_conditions, 'group_none')) {
|
|
$extra_where_conditions = str_replace("AND ( group_id = 'group_none' )", "AND ( group_id is null )", $extra_where_conditions);
|
|
$extra_where_conditions = str_replace("AND group_id = 'group_none'", "AND ( group_id is null )", $extra_where_conditions);
|
|
$sql_inner_join_tbl_user = "
|
|
(
|
|
SELECT u.user_id, firstname, lastname, email, username, g.name as group_name, g.id as group_id
|
|
FROM $TBL_USER u
|
|
LEFT OUTER JOIN $TBL_GROUP_REL_USER gru ON ( gru.user_id = u.user_id AND gru.c_id=".api_get_course_int_id()." )
|
|
LEFT OUTER JOIN $TBL_GROUP g ON (gru.group_id = g.id AND g.c_id = ".api_get_course_int_id().")
|
|
)";
|
|
}
|
|
|
|
//All
|
|
if (empty($sql_inner_join_tbl_user)) {
|
|
$sql_inner_join_tbl_user = "
|
|
(
|
|
SELECT u.user_id, firstname, lastname, email, username, ' ' as group_name
|
|
FROM $TBL_USER u
|
|
)";
|
|
}
|
|
|
|
|
|
$sqlFromOption = " , $TBL_GROUP_REL_USER AS gru ";
|
|
$sqlWhereOption = " AND gru.c_id = ".api_get_course_int_id()." AND gru.user_id = user.user_id ";
|
|
|
|
$first_and_last_name = api_is_western_name_order() ? "firstname, lastname" : "lastname, firstname";
|
|
|
|
$sql = "SELECT DISTINCT
|
|
user_id,
|
|
$first_and_last_name,
|
|
ce.title,
|
|
username,
|
|
te.exe_result,
|
|
te.exe_weighting,
|
|
te.exe_date,
|
|
te.exe_id,
|
|
email as exemail,
|
|
te.start_date,
|
|
steps_counter,
|
|
exe_user_id,
|
|
te.exe_duration,
|
|
propagate_neg,
|
|
revised, group_name
|
|
FROM
|
|
$TBL_EXERCICES AS ce
|
|
INNER JOIN $sql_inner_join_tbl_track_exercices AS te ON (te.exe_exo_id = ce.id)
|
|
INNER JOIN $sql_inner_join_tbl_user AS user ON (user.user_id = exe_user_id)
|
|
WHERE $extra_where_conditions AND
|
|
te.status != 'incomplete'
|
|
AND te.exe_cours_id='" . api_get_course_id() . "' $session_id_and
|
|
AND ce.active <>-1
|
|
AND orig_lp_id = 0
|
|
AND orig_lp_item_id = 0
|
|
AND ce.c_id=".api_get_course_int_id()."
|
|
$exercise_where ";
|
|
|
|
// sql for hotpotatoes tests for teacher / tutor view
|
|
|
|
$hpsql = "SELECT
|
|
$first_and_last_name ,
|
|
username,
|
|
tth.exe_name,
|
|
tth.exe_result ,
|
|
tth.exe_weighting,
|
|
tth.exe_date
|
|
FROM
|
|
$TBL_TRACK_HOTPOTATOES tth,
|
|
$TBL_USER user
|
|
$sqlFromOption
|
|
WHERE
|
|
user.user_id=tth.exe_user_id
|
|
AND tth.exe_cours_id = '" . api_get_course_id()."'
|
|
$hotpotatoe_where
|
|
$sqlWhereOption
|
|
AND $where_condition
|
|
ORDER BY
|
|
tth.exe_cours_id ASC,
|
|
tth.exe_date DESC";
|
|
} else {
|
|
//any view is proposed to the student, they should see the results in the overview.php page
|
|
exit;
|
|
// Student view
|
|
|
|
$sql = "SELECT DISTINCT
|
|
te.exe_duration,
|
|
te.start_date,
|
|
firstname,
|
|
lastname,
|
|
te.exe_result,
|
|
te.exe_weighting,
|
|
te.exe_date,
|
|
te.exe_id,
|
|
email as exemail,
|
|
steps_counter,
|
|
exe_user_id,
|
|
ce.results_disabled,
|
|
propagate_neg,
|
|
revised
|
|
FROM
|
|
$TBL_EXERCICES AS ce
|
|
INNER JOIN $sql_inner_join_tbl_track_exercices AS te ON (te.exe_exo_id = ce.id)
|
|
INNER JOIN $TBL_USER AS user ON (user.user_id = exe_user_id)
|
|
WHERE $extra_where_conditions AND
|
|
te.status != 'incomplete'
|
|
AND te.exe_cours_id = '".api_get_course_id()."'
|
|
AND te.exe_user_id = ".api_get_user_id()." $session_id_and
|
|
AND ce.active <>-1
|
|
AND orig_lp_id = 0
|
|
AND orig_lp_item_id = 0
|
|
AND ce.c_id = ".api_get_course_int_id()."
|
|
$exercise_where";
|
|
|
|
$hpsql = "SELECT '', '', '', exe_name, exe_result , exe_weighting, exe_date
|
|
FROM $TBL_TRACK_HOTPOTATOES
|
|
WHERE exe_user_id = '" . api_get_user_id() . "' AND exe_cours_id = '" . api_get_course_id() . "' $hotpotatoe_where
|
|
ORDER BY exe_cours_id ASC, exe_date DESC";
|
|
}
|
|
|
|
$teacher_list = CourseManager::get_teacher_list_from_course_code(api_get_course_id());
|
|
$teacher_id_list = array();
|
|
foreach ($teacher_list as $teacher) {
|
|
$teacher_id_list[] = $teacher['user_id'];
|
|
}
|
|
|
|
if (empty($hotpotatoe_where)) {
|
|
|
|
$column = empty($column) ? : Database::escape_string($column);
|
|
$from = intval($from);
|
|
$number_of_items = intval($number_of_items);
|
|
$sql .= " ORDER BY $column $direction ";
|
|
$sql .= " LIMIT $from, $number_of_items";
|
|
|
|
//var_dump($sql);
|
|
$results = array();
|
|
|
|
$resx = Database::query($sql);
|
|
while ($rowx = Database::fetch_array($resx,'ASSOC')) {
|
|
$results[] = $rowx;
|
|
}
|
|
|
|
$list_info = array();
|
|
|
|
// Print test results.
|
|
$lang_nostartdate = get_lang('NoStartDate') . ' / ';
|
|
|
|
if (is_array($results)) {
|
|
|
|
$users_array_id = array();
|
|
if ($_GET['gradebook'] == 'view') {
|
|
$from_gradebook = true;
|
|
}
|
|
$sizeof = count($results);
|
|
|
|
$user_list_id = array ();
|
|
$duration_list = '';
|
|
|
|
for ($i = 0; $i < $sizeof; $i++) {
|
|
$revised = $results[$i]['revised'];
|
|
|
|
if ($from_gradebook && ($is_allowedToEdit || $is_tutor)) {
|
|
if (in_array($results[$i]['username'] . $results[$i]['firstname'] . $results[$i]['lastname'], $users_array_id)) {
|
|
continue;
|
|
}
|
|
$users_array_id[] = $results[$i]['username'] . $results[$i]['firstname'] . $results[$i]['lastname'];
|
|
}
|
|
if ($is_allowedToEdit || $is_tutor) {
|
|
$user = $results[$i]['firstname'] . $results[$i]['lastname'];
|
|
$user_groups = displayGroupsForUser('<br/>', $results[$i]['user_id']);
|
|
} else {
|
|
$user = $results[$i]['firstname'] . $results[$i]['lastname'];
|
|
|
|
}
|
|
$user_list_id[] = $results[$i]['exe_user_id'];
|
|
$id = $results[$i]['exe_id'];
|
|
|
|
$dt = api_convert_and_format_date($results[$i]['exe_weighting']);
|
|
|
|
// we filter the results if we have the permission to
|
|
if (isset ($results[$i]['results_disabled']))
|
|
$result_disabled = intval($results[$i]['results_disabled']);
|
|
else
|
|
$result_disabled = 0;
|
|
|
|
if ($result_disabled == 0) {
|
|
|
|
if ($is_allowedToEdit || $is_tutor) {
|
|
$user = $results[$i]['firstname'] . $results[$i]['lastname'];
|
|
$start_date = $results[$i]['start_date'];
|
|
} else {
|
|
$start_date = $results[$i]['start_date'];
|
|
}
|
|
|
|
if ($start_date != "0000-00-00 00:00:00") {
|
|
$start_date_timestamp = api_strtotime($start_date, 'UTC');
|
|
$exe_date_timestamp = api_strtotime($results[$i]['exe_date'], 'UTC');
|
|
|
|
$my_duration = ceil((($exe_date_timestamp - $start_date_timestamp) / 60));
|
|
//var_dump($start_date .' - '.$results[$i]['exdate'].' - '.$my_duration);
|
|
if ($my_duration == 1 ) {
|
|
$duration_list = $my_duration . ' ' . get_lang('MinMinute');
|
|
} else {
|
|
$duration_list = $my_duration. ' ' . get_lang('MinMinutes');
|
|
}
|
|
if ($results[$i]['exstep'] > 1) {
|
|
$duration_list = ' ( ' . $results[$i]['steps_counter'] . ' ' . get_lang('Steps') . ' )';
|
|
}
|
|
} else {
|
|
$duration_list = get_lang('NoLogOfDuration');
|
|
}
|
|
// Date conversion
|
|
|
|
|
|
|
|
// there are already a duration test period calculated??
|
|
//echo '<td>'.sprintf(get_lang('DurationFormat'), $duration).'</td>';
|
|
|
|
// if the float look like 10.00 we show only 10
|
|
|
|
$my_res = $results[$i]['exe_result'];
|
|
$my_total = $results[$i]['exe_weighting'];
|
|
|
|
$results[$i]['start_date'] = api_get_local_time($results[$i]['start_date']);
|
|
$results[$i]['exe_date'] = api_get_local_time($results[$i]['exe_date']);
|
|
|
|
if (!$results[$i]['propagate_neg'] && $my_res < 0) {
|
|
$my_res = 0;
|
|
}
|
|
$score = show_score($my_res, $my_total);
|
|
|
|
$actions = '';
|
|
if ($is_allowedToEdit || $is_tutor) {
|
|
if (in_array($results[$i]['exe_user_id'], $teacher_id_list)) {
|
|
$actions .= Display::return_icon('teachers.gif', get_lang('Teacher'));
|
|
}
|
|
if ($revised) {
|
|
$actions .= "<a href='exercise_show.php?".api_get_cidreq()."&action=edit&id=$id'>".Display :: return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL);
|
|
$actions .= ' ';
|
|
} else {
|
|
$actions .="<a href='exercise_show.php?".api_get_cidreq()."&action=qualify&id=$id'>".Display :: return_icon('quiz.gif', get_lang('Qualify'));
|
|
$actions .=' ';
|
|
}
|
|
$actions .="</a>";
|
|
if ($is_allowedToEdit) {
|
|
if ($filter==2){
|
|
$actions .=' <a href="exercise_history.php?'.api_get_cidreq().'&exe_id=' . $id . '">' .Display :: return_icon('history.gif', get_lang('ViewHistoryChange')).'</a>';
|
|
}
|
|
}
|
|
if (api_is_platform_admin() || $is_tutor) {
|
|
$actions .=' <a href="exercise_report.php?'.api_get_cidreq().'&filter_by_user='.intval($_GET['filter_by_user']).'&filter=' . $filter . '&exerciseId='.$exercise_id.'&delete=delete&did=' . $id . '" onclick="javascript:if(!confirm(\'' . sprintf(get_lang('DeleteAttempt'), $user, $dt) . '\')) return false;">'.Display :: return_icon('delete.png', get_lang('Delete')).'</a>';
|
|
$actions .=' ';
|
|
}
|
|
} else {
|
|
$attempt_url = api_get_path(WEB_CODE_PATH).'exercice/result.php?'.api_get_cidreq().'&id='.$results[$i]['exe_id'].'&id_session='.api_get_session_id().'&height=500&width=750';
|
|
$attempt_link = Display::url(get_lang('Show'), $attempt_url, array('class'=>'ajax btn'));
|
|
$actions .= $attempt_link;
|
|
}
|
|
|
|
if ($revised) {
|
|
$revised = Display::label(get_lang('Validated'), 'success');
|
|
} else {
|
|
$revised = Display::label(get_lang('NotValidated'), 'info');
|
|
}
|
|
|
|
if ($is_allowedToEdit || $is_tutor) {
|
|
$results[$i]['status'] = $revised;
|
|
$results[$i]['score'] = $score;
|
|
$results[$i]['actions'] = $actions;
|
|
$list_info[] = $results[$i];
|
|
} else {
|
|
$results[$i]['status'] = $revised;
|
|
$results[$i]['score'] = $score;
|
|
$results[$i]['actions'] = $actions;
|
|
$list_info[] = $results[$i];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
//echo $hpsql; var_dump($hpsql);
|
|
$hpresults = getManyResultsXCol($hpsql, 6);
|
|
|
|
// Print HotPotatoes test results.
|
|
if (is_array($hpresults)) {
|
|
|
|
for ($i = 0; $i < sizeof($hpresults); $i++) {
|
|
$hp_title = GetQuizName($hpresults[$i][3], $documentPath);
|
|
if ($hp_title == '') {
|
|
$hp_title = basename($hpresults[$i][3]);
|
|
}
|
|
//var_dump($hpresults[$i]);
|
|
|
|
$hp_date = api_get_local_time($hpresults[$i][6], null, date_default_timezone_get());
|
|
$hp_result = round(($hpresults[$i][4] / ($hpresults[$i][5] != 0 ? $hpresults[$i][5] : 1)) * 100, 2).'% ('.$hpresults[$i][4].' / '.$hpresults[$i][5].')';
|
|
if ($is_allowedToEdit || $is_tutor) {
|
|
$list_info[] = array($hpresults[$i][0], $hpresults[$i][1], $hpresults[$i][2], '', $hp_title, '-', $hp_date , $hp_result , '-');
|
|
} else {
|
|
$list_info[] = array($hp_title, '-', $hp_date , $hp_result , '-');
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//var_dump($list_info);
|
|
return $list_info;
|
|
}
|
|
|
|
|
|
/**
|
|
* Converts the score with the exercise_max_note and exercise_min_score the platform settings + formats the results using the float_format function
|
|
*
|
|
* @param float score
|
|
* @param float weight
|
|
* @param bool show porcentage or not
|
|
* @param bool use or not the platform settings
|
|
* @return string an html with the score modified
|
|
*/
|
|
function show_score($score, $weight, $show_percentage = true, $use_platform_settings = true, $show_success_message = false, $pass_percentage = null) {
|
|
if (is_null($score) && is_null($weight)) {
|
|
return '-';
|
|
}
|
|
$html = '';
|
|
$score_rounded = $score;
|
|
$max_note = api_get_setting('exercise_max_score');
|
|
$min_note = api_get_setting('exercise_min_score');
|
|
|
|
if ($use_platform_settings) {
|
|
if ($max_note != '' && $min_note != '') {
|
|
if (!empty($weight) && intval($weight) != 0) {
|
|
$score = $min_note + ($max_note - $min_note) * $score /$weight;
|
|
} else {
|
|
$score = $min_note;
|
|
}
|
|
$weight = $max_note;
|
|
}
|
|
}
|
|
$score_rounded = float_format($score, 1);
|
|
$weight = float_format($weight, 1);
|
|
|
|
$percentage = float_format(($score / ($weight != 0 ? $weight : 1)) * 100, 1);
|
|
if ($show_percentage) {
|
|
$parent = '(' . $score_rounded . ' / ' . $weight . ')';
|
|
$html = $percentage." % $parent";
|
|
} else {
|
|
$html = $score_rounded . ' / ' . $weight;
|
|
}
|
|
|
|
if ($show_success_message && isset($pass_percentage) && $pass_percentage != '') {
|
|
if ($percentage >= $pass_percentage) {
|
|
$html .= Display::return_message(get_lang('CongratulationsYouPassedTheTest'), 'success');
|
|
} else {
|
|
$html .= Display::return_message(get_lang('YouDidNotReachTheMinimumScore'), 'warning');
|
|
}
|
|
}
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* Converts a numeric value in a percentage example 0.66666 to 66.67 %
|
|
* @param $value
|
|
* @return float Converted number
|
|
*/
|
|
function convert_to_percentage($value) {
|
|
$return = '-';
|
|
if ($value != '') {
|
|
$return = float_format($value * 100, 1).' %';
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Converts a score/weight values to the platform scale
|
|
* @param float score
|
|
* @param float weight
|
|
* @return float the score rounded converted to the new range
|
|
*/
|
|
function convert_score($score, $weight) {
|
|
$max_note = api_get_setting('exercise_max_score');
|
|
$min_note = api_get_setting('exercise_min_score');
|
|
|
|
if ($score != '' && $weight != '') {
|
|
if ($max_note != '' && $min_note != '') {
|
|
if (!empty($weight)) {
|
|
$score = $min_note + ($max_note - $min_note) * $score / $weight;
|
|
} else {
|
|
$score = $min_note;
|
|
}
|
|
}
|
|
}
|
|
$score_rounded = float_format($score, 1);
|
|
return $score_rounded;
|
|
}
|
|
|
|
/**
|
|
* Getting all active exercises from a course from a session (if a session_id is provided we will show all the exercises in the course + all exercises in the session)
|
|
* @param array course data
|
|
* @param int session id
|
|
* @return array array with exercise data
|
|
*/
|
|
function get_all_exercises($course_info = null, $session_id = 0, $check_publication_dates = false) {
|
|
$TBL_EXERCICES = Database :: get_course_table(TABLE_QUIZ_TEST);
|
|
$course_id = api_get_course_int_id();
|
|
|
|
if (!empty($course_info) && !empty($course_info['real_id'])) {
|
|
$course_id = $course_info['real_id'];
|
|
}
|
|
|
|
if ($session_id == -1) {
|
|
$session_id = 0;
|
|
}
|
|
|
|
$now = api_get_utc_datetime();
|
|
$time_conditions = '';
|
|
|
|
if ($check_publication_dates) {
|
|
$time_conditions = " AND ((start_time <> '0000-00-00 00:00:00' AND start_time < '$now' AND end_time <> '0000-00-00 00:00:00' AND end_time > '$now' ) OR "; //start and end are set
|
|
$time_conditions .= " (start_time <> '0000-00-00 00:00:00' AND start_time < '$now' AND end_time = '0000-00-00 00:00:00') OR "; // only start is set
|
|
$time_conditions .= " (start_time = '0000-00-00 00:00:00' AND end_time <> '0000-00-00 00:00:00' AND end_time > '$now') OR "; // only end is set
|
|
$time_conditions .= " (start_time = '0000-00-00 00:00:00' AND end_time = '0000-00-00 00:00:00')) "; // nothing is set
|
|
}
|
|
|
|
if ($session_id == 0) {
|
|
$conditions = array('where'=>array('active = ? AND session_id = ? AND c_id = ? '.$time_conditions => array('1', $session_id, $course_id)), 'order'=>'title');
|
|
} else {
|
|
//All exercises
|
|
$conditions = array('where'=>array('active = ? AND (session_id = 0 OR session_id = ? ) AND c_id = ? '.$time_conditions => array('1', $session_id, $course_id)), 'order'=>'title');
|
|
}
|
|
return Database::select('*',$TBL_EXERCICES, $conditions);
|
|
}
|
|
|
|
|
|
/**
|
|
* Getting all active exercises from a course from a session (if a session_id is provided we will show all the exercises in the course + all exercises in the session)
|
|
* @param array course data
|
|
* @param int session id
|
|
* @param int course c_id
|
|
* @return array array with exercise data
|
|
* modified by Hubert Borderiou
|
|
*/
|
|
function get_all_exercises_for_course_id($course_info = null, $session_id = 0, $course_id=0) {
|
|
$TBL_EXERCICES = Database :: get_course_table(TABLE_QUIZ_TEST);
|
|
if ($session_id == -1) {
|
|
$session_id = 0;
|
|
}
|
|
if ($session_id == 0) {
|
|
$conditions = array('where'=>array('active = ? AND session_id = ? AND c_id = ?'=>array('1', $session_id, $course_id)), 'order'=>'title');
|
|
} else {
|
|
//All exercises
|
|
$conditions = array('where'=>array('active = ? AND (session_id = 0 OR session_id = ? ) AND c_id=?' =>array('1', $session_id, $course_id)), 'order'=>'title');
|
|
}
|
|
return Database::select('*',$TBL_EXERCICES, $conditions);
|
|
}
|
|
|
|
/**
|
|
* Gets the position of the score based in a given score (result/weight) and the exe_id based in the user list
|
|
* (NO Exercises in LPs )
|
|
* @param float user score to be compared *attention* $my_score = score/weight and not just the score
|
|
* @param int exe id of the exercise (this is necesary because if 2 students have the same score the one with the minor exe_id will have a best position, just to be fair and FIFO)
|
|
* @param int exercise id
|
|
* @param string course code
|
|
* @param int session id
|
|
* @return int the position of the user between his friends in a course (or course within a session)
|
|
*/
|
|
function get_exercise_result_ranking($my_score, $my_exe_id, $exercise_id, $course_code, $session_id = 0, $user_list, $return_string = true) {
|
|
//No score given we return
|
|
if (is_null($my_score)) {
|
|
return '-';
|
|
}
|
|
if (empty($user_list)) {
|
|
return '-';
|
|
}
|
|
$best_attempts = array();
|
|
|
|
foreach($user_list as $user_data) {
|
|
$user_id = $user_data['user_id'];
|
|
$best_attempts[$user_id]= get_best_attempt_by_user($user_id, $exercise_id, $course_code, $session_id);
|
|
}
|
|
|
|
if (empty($best_attempts)) {
|
|
return 1;
|
|
} else {
|
|
$position = 1;
|
|
$my_ranking = array();
|
|
foreach($best_attempts as $user_id => $result) {
|
|
if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
|
|
$my_ranking[$user_id] = $result['exe_result']/$result['exe_weighting'];
|
|
} else {
|
|
$my_ranking[$user_id] = 0;
|
|
}
|
|
}
|
|
//if (!empty($my_ranking)) {
|
|
asort($my_ranking);
|
|
$position = count($my_ranking);
|
|
if (!empty($my_ranking)) {
|
|
foreach($my_ranking as $user_id => $ranking) {
|
|
if ($my_score >= $ranking) {
|
|
if ($my_score == $ranking) {
|
|
$exe_id = $best_attempts[$user_id]['exe_id'];
|
|
if ($my_exe_id < $exe_id) {
|
|
$position--;
|
|
}
|
|
} else {
|
|
$position--;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//}
|
|
$return_value = array('position'=>$position, 'count'=>count($my_ranking));
|
|
//var_dump($my_score, $my_ranking);
|
|
if ($return_string) {
|
|
if (!empty($position) && !empty($my_ranking)) {
|
|
$return_value = $position.'/'.count($my_ranking);
|
|
} else {
|
|
$return_value = '-';
|
|
}
|
|
}
|
|
return $return_value;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the position of the score based in a given score (result/weight) and the exe_id based in all attempts
|
|
* (NO Exercises in LPs ) old funcionality by attempt
|
|
* @param float user score to be compared attention => score/weight
|
|
* @param int exe id of the exercise (this is necesary because if 2 students have the same score the one with the minor exe_id will have a best position, just to be fair and FIFO)
|
|
* @param int exercise id
|
|
* @param string course code
|
|
* @param int session id
|
|
* @return int the position of the user between his friends in a course (or course within a session)
|
|
*/
|
|
function get_exercise_result_ranking_by_attempt($my_score, $my_exe_id, $exercise_id, $course_code, $session_id = 0, $return_string = true) {
|
|
if (empty($session_id)) {
|
|
$session_id = 0;
|
|
}
|
|
if (is_null($my_score)) {
|
|
return '-';
|
|
}
|
|
$user_results = get_all_exercise_results($exercise_id, $course_code, $session_id, false);
|
|
$position_data = array();
|
|
if (empty($user_results)) {
|
|
return 1;
|
|
} else {
|
|
$position = 1;
|
|
$my_ranking = array();
|
|
foreach($user_results as $result) {
|
|
//print_r($result);
|
|
if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
|
|
$my_ranking[$result['exe_id']] = $result['exe_result']/$result['exe_weighting'];
|
|
} else {
|
|
$my_ranking[$result['exe_id']] = 0;
|
|
}
|
|
}
|
|
asort($my_ranking);
|
|
$position = count($my_ranking);
|
|
if (!empty($my_ranking)) {
|
|
foreach($my_ranking as $exe_id=>$ranking) {
|
|
if ($my_score >= $ranking) {
|
|
if ($my_score == $ranking) {
|
|
if ($my_exe_id < $exe_id) {
|
|
$position--;
|
|
}
|
|
} else {
|
|
$position--;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$return_value = array('position'=>$position, 'count'=>count($my_ranking));
|
|
//var_dump($my_score, $my_ranking);
|
|
if ($return_string) {
|
|
if (!empty($position) && !empty($my_ranking)) {
|
|
return $position.'/'.count($my_ranking);
|
|
}
|
|
}
|
|
return $return_value;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Get the best attempt in a exercise (NO Exercises in LPs )
|
|
*/
|
|
|
|
function get_best_attempt_in_course($exercise_id, $course_code, $session_id) {
|
|
$user_results = get_all_exercise_results($exercise_id, $course_code, $session_id, false);
|
|
$best_score_data = array();
|
|
$best_score = 0;
|
|
if (!empty($user_results)) {
|
|
foreach($user_results as $result) {
|
|
if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
|
|
$score = $result['exe_result']/$result['exe_weighting'];
|
|
if ($score >= $best_score) {
|
|
$best_score = $score;
|
|
$best_score_data = $result;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $best_score_data;
|
|
}
|
|
|
|
/*
|
|
* Get the best score in a exercise (NO Exercises in LPs )
|
|
*/
|
|
function get_best_attempt_by_user($user_id, $exercise_id, $course_code, $session_id) {
|
|
$user_results = get_all_exercise_results($exercise_id, $course_code, $session_id, false);
|
|
$best_score_data = array();
|
|
$best_score = 0;
|
|
if (!empty($user_results)) {
|
|
foreach($user_results as $result) {
|
|
if ($result['exe_user_id'] != $user_id) continue;
|
|
if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
|
|
$score = $result['exe_result']/$result['exe_weighting'];
|
|
if ($score >= $best_score) {
|
|
$best_score = $score;
|
|
$best_score_data = $result;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $best_score_data;
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Get average score (NO Exercises in LPs )
|
|
* @param int exercise id
|
|
* @param string course code
|
|
* @param int session id
|
|
* @return float Average score
|
|
*/
|
|
function get_average_score($exercise_id, $course_code, $session_id) {
|
|
$user_results = get_all_exercise_results($exercise_id, $course_code, $session_id);
|
|
$avg_score_data = array();
|
|
$avg_score = 0;
|
|
if (!empty($user_results)) {
|
|
foreach($user_results as $result) {
|
|
if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
|
|
$score = $result['exe_result']/$result['exe_weighting'];
|
|
$avg_score +=$score;
|
|
}
|
|
}
|
|
$avg_score = float_format($avg_score / count($user_results), 1);
|
|
}
|
|
return $avg_score;
|
|
}
|
|
|
|
/**
|
|
* Get average score by score (NO Exercises in LPs )
|
|
* @param int exercise id
|
|
* @param string course code
|
|
* @param int session id
|
|
* @return float Average score
|
|
*/
|
|
function get_average_score_by_course($course_code, $session_id) {
|
|
$user_results = get_all_exercise_results_by_course($course_code, $session_id, false);
|
|
//echo $course_code.' - '.$session_id.'<br />';
|
|
$avg_score = 0;
|
|
if (!empty($user_results)) {
|
|
foreach($user_results as $result) {
|
|
if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
|
|
$score = $result['exe_result']/$result['exe_weighting'];
|
|
//var_dump($score);
|
|
$avg_score +=$score;
|
|
}
|
|
}
|
|
//We asume that all exe_weighting
|
|
//$avg_score = show_score( $avg_score / count($user_results) , $result['exe_weighting']);
|
|
$avg_score = ($avg_score / count($user_results));
|
|
}
|
|
//var_dump($avg_score);
|
|
return $avg_score;
|
|
}
|
|
|
|
function get_average_score_by_course_by_user($user_id, $course_code, $session_id) {
|
|
$user_results = get_all_exercise_results_by_user($user_id, $course_code, $session_id);
|
|
$avg_score = 0;
|
|
if (!empty($user_results)) {
|
|
foreach($user_results as $result) {
|
|
if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
|
|
$score = $result['exe_result']/$result['exe_weighting'];
|
|
$avg_score +=$score;
|
|
}
|
|
}
|
|
//We asume that all exe_weighting
|
|
//$avg_score = show_score( $avg_score / count($user_results) , $result['exe_weighting']);
|
|
$avg_score = ($avg_score / count($user_results));
|
|
}
|
|
return $avg_score;
|
|
}
|
|
|
|
|
|
/**
|
|
* Get average score by score (NO Exercises in LPs )
|
|
* @param int exercise id
|
|
* @param string course code
|
|
* @param int session id
|
|
* @return float Best average score
|
|
*/
|
|
function get_best_average_score_by_exercise($exercise_id, $course_code, $session_id, $user_count) {
|
|
$user_results = get_best_exercise_results_by_user($exercise_id, $course_code, $session_id);
|
|
$avg_score = 0;
|
|
if (!empty($user_results)) {
|
|
foreach($user_results as $result) {
|
|
if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
|
|
$score = $result['exe_result']/$result['exe_weighting'];
|
|
$avg_score +=$score;
|
|
}
|
|
}
|
|
//We asume that all exe_weighting
|
|
//$avg_score = show_score( $avg_score / count($user_results) , $result['exe_weighting']);
|
|
//$avg_score = ($avg_score / count($user_results));
|
|
if(!empty($user_count)) {
|
|
$avg_score = float_format($avg_score / $user_count, 1) * 100;
|
|
} else {
|
|
$avg_score = 0;
|
|
}
|
|
}
|
|
return $avg_score;
|
|
}
|
|
|
|
|
|
|
|
function get_exercises_to_be_taken($course_code, $session_id) {
|
|
$course_info = api_get_course_info($course_code);
|
|
$exercises = get_all_exercises($course_info, $session_id);
|
|
$result = array();
|
|
$now = time() + 15*24*60*60;
|
|
foreach($exercises as $exercise_item) {
|
|
if (isset($exercise_item['end_time']) && !empty($exercise_item['end_time']) && $exercise_item['end_time'] != '0000-00-00 00:00:00' && api_strtotime($exercise_item['end_time'], 'UTC') < $now) {
|
|
$result[] = $exercise_item;
|
|
}
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Get student results (only in completed exercises) stats by question
|
|
* @param int question id
|
|
* @param int exercise id
|
|
* @param string course code
|
|
* @param int session id
|
|
*
|
|
* */
|
|
function get_student_stats_by_question($question_id, $exercise_id, $course_code, $session_id) {
|
|
$track_exercises = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
|
|
$track_attempt = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
|
|
|
|
$question_id = intval($question_id);
|
|
$exercise_id = intval($exercise_id);
|
|
$course_code = Database::escape_string($course_code);
|
|
$session_id = intval($session_id);
|
|
|
|
$sql = "SELECT count(exe_user_id) as users, MAX(marks) as max , MIN(marks) as min, AVG(marks) as average
|
|
FROM $track_exercises e INNER JOIN $track_attempt a ON (a.exe_id = e.exe_id)
|
|
WHERE exe_exo_id = $exercise_id AND
|
|
course_code = '$course_code' AND
|
|
e.session_id = $session_id AND
|
|
question_id = $question_id AND status = '' LIMIT 1";
|
|
$result = Database::query($sql);
|
|
$return = array();
|
|
if ($result) {
|
|
$return = Database::fetch_array($result, 'ASSOC');
|
|
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
|
|
|
|
// ---------------------------------------------------------
|
|
// return the HTML code for a menu with students group
|
|
// @input : $in_name : is the name and the id of the <select>
|
|
// $in_default : default value for option
|
|
// @return : the html code of the <select>
|
|
// ---------------------------------------------------------
|
|
function displayGroupMenu($in_name, $in_default, $in_onchange="") {
|
|
// check the default value of option
|
|
$tabSelected = array($in_default => " selected='selected' ");
|
|
$res = "";
|
|
$res .= "<select name='$in_name' id='$in_name' onchange='".$in_onchange."' >";
|
|
$res .= "<option value='-1'".$tabSelected["-1"].">-- ".get_lang('AllGroups')." --</option>";
|
|
$res .= "<option value='0'".$tabSelected["0"].">- ".get_lang('NotInAGroup')." -</option>";
|
|
$tabGroups = GroupManager::get_group_list();
|
|
$currentCatId = 0;
|
|
for ($i=0; $i < count($tabGroups); $i++) {
|
|
$tabCategory = GroupManager::get_category_from_group($tabGroups[$i]["id"]);
|
|
if ($tabCategory["id"] != $currentCatId) {
|
|
$res .= "<option value='-1' disabled='disabled'>".$tabCategory["title"]."</option>";
|
|
$currentCatId = $tabCategory["id"];
|
|
}
|
|
$res .= "<option ".$tabSelected[$tabGroups[$i]["id"]]."style='margin-left:40px' value='".$tabGroups[$i]["id"]."'>".$tabGroups[$i]["name"]."</option>";
|
|
}
|
|
$res .= "</select>";
|
|
return $res;
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------
|
|
// return a list of group for user with user_id=in_userid
|
|
// separated with in_separator
|
|
// --------------------------------------------------
|
|
function displayGroupsForUser($in_separator, $in_userid) {
|
|
$res = implode($in_separator, GroupManager::get_user_group_name($in_userid));
|
|
if ($res == "") {
|
|
$res = "<div style='text-align:center'>-</div>";
|
|
}
|
|
return $res;
|
|
}
|
|
|
|
|