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1176 lines
39 KiB
1176 lines
39 KiB
<?php
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/*
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==============================================================================
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Dokeos - elearning and course management software
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Copyright (c) 2008 Dokeos SPRL
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For a full list of contributors, see "credits.txt".
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The full license can be read in "license.txt".
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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See the GNU General Public License for more details.
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Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
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Mail: info@dokeos.com
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==============================================================================
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*/
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/**
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* Exercise result
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* This script gets informations from the script "exercise_submit.php",
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* through the session, and calculates the score of the student for
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* that exercise.
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* Then it shows the results on the screen.
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* @package dokeos.exercise
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* @author Olivier Brouckaert, main author
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* @author Roan Embrechts, some refactoring
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* @author Julio Montoya Armas switchable fill in blank option added
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* @version $Id: exercise_result.php 22201 2009-07-17 19:57:03Z cfasanando $
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*
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* @todo split more code up in functions, move functions to library?
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*/
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/*
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==============================================================================
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INIT SECTION
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==============================================================================
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*/
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require_once('exercise.class.php');
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require_once('question.class.php');
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require_once('answer.class.php');
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if ($_GET['origin']=='learnpath') {
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require_once ('../newscorm/learnpath.class.php');
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require_once ('../newscorm/learnpathItem.class.php');
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require_once ('../newscorm/scorm.class.php');
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require_once ('../newscorm/scormItem.class.php');
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require_once ('../newscorm/aicc.class.php');
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require_once ('../newscorm/aiccItem.class.php');
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}
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global $_cid;
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// name of the language file that needs to be included
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$language_file='exercice';
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require('../inc/global.inc.php');
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$this_section=SECTION_COURSES;
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/* ------------ ACCESS RIGHTS ------------ */
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// notice for unauthorized people.
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api_protect_course_script(true);
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require_once(api_get_path(LIBRARY_PATH).'mail.lib.inc.php');
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require_once(api_get_path(LIBRARY_PATH).'course.lib.php');
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// Database table definitions
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$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_TRACK_EXERCICES = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
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$TBL_TRACK_ATTEMPT = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
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$main_user_table = Database :: get_main_table(TABLE_MAIN_USER);
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$main_course_user_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
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$table_ans = Database :: get_course_table(TABLE_QUIZ_ANSWER);
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//temp values to move to admin settings
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$dsp_percent = false; //false to display total score as absolute values
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//debug param. 0: no display - 1: debug display
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$debug=0;
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if($debug>0){echo str_repeat(' ',0).'Entered exercise_result.php'."<br />\n";var_dump($_POST);}
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// general parameters passed via POST/GET
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if ( empty ( $origin ) ) {
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$origin = Security::remove_XSS($_REQUEST['origin']);
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}
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if ( empty ( $learnpath_id ) ) {
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$learnpath_id = Security::remove_XSS($_REQUEST['learnpath_id']);
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}
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if ( empty ( $learnpath_item_id ) ) {
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$learnpath_item_id = Security::remove_XSS($_REQUEST['learnpath_item_id']);
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}
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if ( empty ( $formSent ) ) {
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$formSent = $_REQUEST['formSent'];
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}
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if ( empty ( $exerciseResult ) ) {
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$exerciseResult = $_SESSION['exerciseResult'];
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}
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if ( empty ( $exerciseResultCoordinates ) ) {
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$exerciseResultCoordinates = $_SESSION['exerciseResultCoordinates'];
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}
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if ( empty ( $questionId ) ) {
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$questionId = $_REQUEST['questionId'];
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}
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if ( empty ( $choice ) ) {
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$choice = $_REQUEST['choice'];
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}
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if ( empty ( $questionNum ) ) {
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$questionNum = $_REQUEST['questionNum'];
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}
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if ( empty ( $nbrQuestions ) ) {
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$nbrQuestions = $_REQUEST['nbrQuestions'];
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}
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if ( empty ( $questionList ) ) {
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$questionList = $_SESSION['questionList'];
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}
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if ( empty ( $objExercise ) ) {
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$objExercise = $_SESSION['objExercise'];
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}
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if ( empty ( $exerciseType ) ) {
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$exerciseType = $_REQUEST['exerciseType'];
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}
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$_configuration['live_exercise_tracking'] = false;
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if($_configuration['live_exercise_tracking']) define('ENABLED_LIVE_EXERCISE_TRACKING',1);
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if($_configuration['live_exercise_tracking'] == true && $exerciseType == 1){
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$_configuration['live_exercise_tracking'] = false;
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}
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// set admin name as person who sends the results e-mail (lacks policy about whom should really send the results)
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$main_user_table = Database :: get_main_table(TABLE_MAIN_USER);
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$main_admin_table = Database :: get_main_table(TABLE_MAIN_ADMIN);
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$courseName = $_SESSION['_course']['name'];
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$query = "SELECT user_id FROM $main_admin_table LIMIT 1"; //get all admins from admin table
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$admin_id = Database::result(api_sql_query($query),0,"user_id");
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$uinfo = api_get_user_info($admin_id);
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$from = $uinfo['mail'];
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$from_name = $uinfo['firstname'].' '.$uinfo['lastname'];
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$str = $_SERVER['REQUEST_URI'];
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$url = api_get_path(WEB_CODE_PATH).'exercice/exercice.php?'.api_get_cidreq().'&show=result';
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$sql_fb_type='SELECT feedback_type FROM '.$TBL_EXERCICES.' WHERE id ="'.Database::escape_string($objExercise->selectId()).'"';
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$res_fb_type=Database::query($sql_fb_type,__FILE__,__LINE__);
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$row_fb_type=Database::fetch_row($res_fb_type);
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$feedback_type = $row_fb_type[0];
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// if the above variables are empty or incorrect, we don't have any result to show, so stop the script
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if(!is_array($exerciseResult) || !is_array($questionList) || !is_object($objExercise))
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{
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header('Location: exercice.php');
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exit();
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}
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// define basic exercise info to print on screen
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$exerciseTitle=$objExercise->selectTitle();
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$exerciseDescription=$objExercise->selectDescription();
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$gradebook = '';
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if (isset($_SESSION['gradebook'])){
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$gradebook= $_SESSION['gradebook'];
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}
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if (!empty($gradebook) && $gradebook=='view') {
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$interbreadcrumb[]= array (
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'url' => '../gradebook/'.$_SESSION['gradebook_dest'],
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'name' => get_lang('Gradebook')
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);
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}
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$nameTools=get_lang('Exercice');
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$interbreadcrumb[]=array("url" => "exercice.php?gradebook=$gradebook","name" => get_lang('Exercices'));
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$htmlHeadXtra[] = "<script type=\"text/javascript\" src=\"../plugin/hotspot/JavaScriptFlashGateway.js\"></script>
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<script src=\"../plugin/hotspot/hotspot.js\" type=\"text/javascript\"></script>
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<script language=\"JavaScript\" type=\"text/javascript\">
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<!--
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// -----------------------------------------------------------------------------
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// Globals
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// Major version of Flash required
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var requiredMajorVersion = 7;
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// Minor version of Flash required
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var requiredMinorVersion = 0;
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// Minor version of Flash required
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var requiredRevision = 0;
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// the version of javascript supported
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var jsVersion = 1.0;
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// -----------------------------------------------------------------------------
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// -->
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</script>
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<script language=\"VBScript\" type=\"text/vbscript\">
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<!-- // Visual basic helper required to detect Flash Player ActiveX control version information
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Function VBGetSwfVer(i)
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on error resume next
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Dim swControl, swVersion
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swVersion = 0
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set swControl = CreateObject(\"ShockwaveFlash.ShockwaveFlash.\" + CStr(i))
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if (IsObject(swControl)) then
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swVersion = swControl.GetVariable(\"\$version\")
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end if
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VBGetSwfVer = swVersion
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End Function
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// -->
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</script>
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<script language=\"JavaScript1.1\" type=\"text/javascript\">
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<!-- // Detect Client Browser type
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var isIE = (navigator.appVersion.indexOf(\"MSIE\") != -1) ? true : false;
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var isWin = (navigator.appVersion.toLowerCase().indexOf(\"win\") != -1) ? true : false;
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var isOpera = (navigator.userAgent.indexOf(\"Opera\") != -1) ? true : false;
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jsVersion = 1.1;
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// JavaScript helper required to detect Flash Player PlugIn version information
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function JSGetSwfVer(i){
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// NS/Opera version >= 3 check for Flash plugin in plugin array
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if (navigator.plugins != null && navigator.plugins.length > 0) {
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if (navigator.plugins[\"Shockwave Flash 2.0\"] || navigator.plugins[\"Shockwave Flash\"]) {
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var swVer2 = navigator.plugins[\"Shockwave Flash 2.0\"] ? \" 2.0\" : \"\";
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var flashDescription = navigator.plugins[\"Shockwave Flash\" + swVer2].description;
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descArray = flashDescription.split(\" \");
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tempArrayMajor = descArray[2].split(\".\");
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versionMajor = tempArrayMajor[0];
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versionMinor = tempArrayMajor[1];
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if ( descArray[3] != \"\" ) {
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tempArrayMinor = descArray[3].split(\"r\");
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} else {
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tempArrayMinor = descArray[4].split(\"r\");
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}
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versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
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flashVer = versionMajor + \".\" + versionMinor + \".\" + versionRevision;
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} else {
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flashVer = -1;
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}
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}
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// MSN/WebTV 2.6 supports Flash 4
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else if (navigator.userAgent.toLowerCase().indexOf(\"webtv/2.6\") != -1) flashVer = 4;
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// WebTV 2.5 supports Flash 3
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else if (navigator.userAgent.toLowerCase().indexOf(\"webtv/2.5\") != -1) flashVer = 3;
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// older WebTV supports Flash 2
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else if (navigator.userAgent.toLowerCase().indexOf(\"webtv\") != -1) flashVer = 2;
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// Can't detect in all other cases
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else {
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flashVer = -1;
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}
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return flashVer;
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}
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// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
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function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
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{
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reqVer = parseFloat(reqMajorVer + \".\" + reqRevision);
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// loop backwards through the versions until we find the newest version
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for (i=25;i>0;i--) {
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if (isIE && isWin && !isOpera) {
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versionStr = VBGetSwfVer(i);
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} else {
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versionStr = JSGetSwfVer(i);
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}
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if (versionStr == -1 ) {
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return false;
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} else if (versionStr != 0) {
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if(isIE && isWin && !isOpera) {
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tempArray = versionStr.split(\" \");
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tempString = tempArray[1];
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versionArray = tempString .split(\",\");
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} else {
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versionArray = versionStr.split(\".\");
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}
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versionMajor = versionArray[0];
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versionMinor = versionArray[1];
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versionRevision = versionArray[2];
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versionString = versionMajor + \".\" + versionRevision; // 7.0r24 == 7.24
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versionNum = parseFloat(versionString);
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// is the major.revision >= requested major.revision AND the minor version >= requested minor
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if ( (versionMajor > reqMajorVer) && (versionNum >= reqVer) ) {
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return true;
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} else {
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return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );
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}
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}
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}
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}
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// -->
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</script>";
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if ($origin != 'learnpath') {
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//so we are not in learnpath tool
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Display::display_header($nameTools,"Exercise");
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} else {
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if (empty($charset)) {
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$charset = 'ISO-8859-15';
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}
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header('Content-Type: text/html; charset='. $charset);
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@$document_language = Database::get_language_isocode($language_interface);
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if(empty($document_language))
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{
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//if there was no valid iso-code, use the english one
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$document_language = 'en';
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}
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/*
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* HTML HEADER
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*/
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?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php echo $document_language; ?>" lang="<?php echo $document_language; ?>">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=<?php echo $charset; ?>" />
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</head>
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<body>
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<link rel="stylesheet" type="text/css" href="<?php echo api_get_path(WEB_CODE_PATH).'css/'.api_get_setting('stylesheets').'/default.css'; ?>" />
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<?php
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}
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if ($objExercise->results_disabled) {
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ob_start();
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}
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/*
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FUNCTIONS
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*/
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function display_unique_or_multiple_answer($answerType, $studentChoice, $answer, $answerComment, $answerCorrect)
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{
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?>
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<tr>
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<td width="5%" align="center">
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<img src="../img/<?php echo ($answerType == UNIQUE_ANSWER)?'radio':'checkbox'; echo $studentChoice?'_on':'_off'; ?>.gif"
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border="0" alt="" />
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</td>
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<td width="5%" align="center">
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<img src="../img/<?php echo ($answerType == UNIQUE_ANSWER)?'radio':'checkbox'; echo $answerCorrect?'_on':'_off'; ?>.gif"
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border="0" alt=" " />
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</td>
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<td width="45%" style="border-bottom: 1px solid #4171B5;">
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<?php
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$answer=api_parse_tex($answer);
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echo $answer;
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?>
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</td>
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<td width="45%" style="border-bottom: 1px solid #4171B5;">
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<?php
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$answerComment=api_parse_tex($answerComment);
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if($studentChoice)
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{
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if(!$answerCorrect)
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{
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echo '<span style="font-weight: bold; color: #FF0000;">'.nl2br(make_clickable($answerComment)).'</span>';
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}
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else{
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echo '<span style="font-weight: bold; color: #008000;">'.nl2br(make_clickable($answerComment)).'</span>';
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}
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}
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else
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{
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echo ' ';
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}
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?>
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</td>
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</tr>
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<?php
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}
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function display_fill_in_blanks_answer($answer)
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{
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?>
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<tr>
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<td>
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<?php echo Security::remove_XSS($answer,COURSEMANAGERLOWSECURITY); ?>
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</td>
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</tr>
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<?php
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}
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function display_free_answer($answer)
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{
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?>
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<tr>
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<td width="55%">
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<?php echo nl2br(Security::remove_XSS($answer,COURSEMANAGERLOWSECURITY)); ?>
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</td>
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<td width="45%">
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<?php echo get_lang('notCorrectedYet');?>
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</td>
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</tr>
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<?php
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}
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function display_hotspot_answer($answerId, $answer, $studentChoice, $answerComment)
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{
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//global $hotspot_colors;
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$hotspot_colors = array("", // $i starts from 1 on next loop (ugly fix)
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"#4271B5",
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"#FE8E16",
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"#3B3B3B",
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"#BCD631",
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"#D63173",
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"#D7D7D7",
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"#90AFDD",
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"#AF8640",
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"#4F9242",
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"#F4EB24",
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"#ED2024",
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"#45C7F0",
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"#F7BDE2");
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?>
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<tr>
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<td valign="top">
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<div style="height:11px; width:11px; background-color:<?php echo $hotspot_colors[$answerId]; ?>; display:inline; float:left; margin-top:3px;"></div>
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<div style="float:left; padding-left:5px;">
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<?php echo $answerId; ?>
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</div>
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<div style="float:left; padding-left:5px;">
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<div style="display:inline; float:left; width:80px;"><?php echo $answer ?></div>
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</div>
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</td>
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<td valign="top">
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<?php $my_choice = ($studentChoice)?get_lang('Correct'):get_lang('Fault'); echo $my_choice; ?>
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</td>
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<td valign="top">
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<?php
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if ($studentChoice) {
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echo '<span style="font-weight: bold; color: #008000;">';
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} else {
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echo '<span style="font-weight: bold; color: #FF0000;">';
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}
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echo $answerComment;
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echo '</span>';
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?>
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</td>
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</tr>
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<?php
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}
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/*
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DISPLAY AND MAIN PROCESS
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*/
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// I'm in a preview mode as course admin. Display the action menu.
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if (api_is_course_admin() && $origin != 'learnpath') {
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echo '<div class="actions">';
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echo Display::return_icon('quiz.gif', get_lang('GoBackToEx')).'<a href="admin.php?'.api_get_cidreq().'&exerciseId='.$objExercise->id.'">'.get_lang('GoBackToEx').'</a>';
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echo Display::return_icon('edit.gif', get_lang('ModifyExercise')).'<a href="exercise_admin.php?modifyExercise=yes&exerciseId='.$objExercise->id.'">'.get_lang('ModifyExercise').'</a>';
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echo '</div>';
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}
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$exerciseTitle=api_parse_tex($exerciseTitle);
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//show exercise title
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?>
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<?php if($origin != 'learnpath') {?>
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<h3><?php echo $exerciseTitle ?>: <?php echo get_lang("Result"); ?></h3>
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<?php echo $exerciseDescription; ?>
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|
<?php } ?>
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<form method="get" action="exercice.php">
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|
<input type="hidden" name="origin" value="<?php echo $origin; ?>" />
|
|
<input type="hidden" name="learnpath_id" value="<?php echo $learnpath_id; ?>" />
|
|
<input type="hidden" name="learnpath_item_id" value="<?php echo $learnpath_item_id; ?>" />
|
|
|
|
<?php
|
|
|
|
$i=$totalScore=$totalWeighting=0;
|
|
if($debug>0){echo "ExerciseResult: "; var_dump($exerciseResult); echo "QuestionList: ";var_dump($questionList);}
|
|
|
|
if ($_configuration['tracking_enabled']) {
|
|
// Create an empty exercise
|
|
$exeId= create_event_exercice($objExercise->selectId());
|
|
}
|
|
$counter=0;
|
|
|
|
// Loop over all question to show results for each of them, one by one
|
|
foreach ($questionList as $questionId) {
|
|
$counter++;
|
|
// gets the student choice for this question
|
|
$choice=$exerciseResult[$questionId];
|
|
// creates a temporary Question object
|
|
$objQuestionTmp = Question :: read($questionId);
|
|
// initialize question information
|
|
$questionName=$objQuestionTmp->selectTitle();
|
|
$questionDescription=$objQuestionTmp->selectDescription();
|
|
$questionWeighting=$objQuestionTmp->selectWeighting();
|
|
$answerType=$objQuestionTmp->selectType();
|
|
$quesId =$objQuestionTmp->selectId(); //added by priya saini
|
|
|
|
// destruction of the Question object
|
|
unset($objQuestionTmp);
|
|
|
|
// decide how many columns we want to use to show the results of each type
|
|
if($answerType == UNIQUE_ANSWER || $answerType == MULTIPLE_ANSWER) {
|
|
$colspan=4;
|
|
} elseif($answerType == MATCHING || $answerType == FREE_ANSWER) {
|
|
$colspan=2;
|
|
} elseif($answerType == HOT_SPOT || $answerType == HOT_SPOT_ORDER) {
|
|
$colspan=4;
|
|
$rowspan=$nbrAnswers+1;
|
|
} else {
|
|
$colspan=1;
|
|
}
|
|
// show titles
|
|
if ($origin != 'learnpath') {?>
|
|
<table width="100%" border="0" cellpadding="3" cellspacing="2">
|
|
<tr bgcolor="#E6E6E6">
|
|
<td colspan="<?php echo $colspan; ?>">
|
|
<?php echo get_lang("Question").' '.($counter).' : '.$questionName; ?>
|
|
</td>
|
|
</tr>
|
|
<tr>
|
|
<td colspan="<?php echo $colspan; ?>">
|
|
<i><?php echo $questionDescription; ?></i>
|
|
</td>
|
|
</tr>
|
|
<?php
|
|
if ($answerType == UNIQUE_ANSWER || $answerType == MULTIPLE_ANSWER) {
|
|
?>
|
|
<tr>
|
|
<td width="5%" valign="top" align="center" nowrap="nowrap">
|
|
<i><?php echo get_lang("Choice"); ?></i>
|
|
</td>
|
|
<td width="5%" align="center" nowrap="nowrap">
|
|
<i><?php echo get_lang("ExpectedChoice"); ?></i>
|
|
</td>
|
|
<td width="45%" valign="top">
|
|
<i><?php echo get_lang("Answer"); ?></i>
|
|
</td>
|
|
<td width="45%" valign="top">
|
|
<i><?php echo get_lang("Comment"); ?></i>
|
|
</td>
|
|
</tr>
|
|
<?php
|
|
} elseif ($answerType == FILL_IN_BLANKS) {
|
|
?>
|
|
<tr>
|
|
<td>
|
|
<i><?php echo get_lang("Answer"); ?></i>
|
|
</td>
|
|
</tr>
|
|
<?php
|
|
} elseif ($answerType == FREE_ANSWER) {
|
|
?>
|
|
<tr>
|
|
<td width="55%">
|
|
<i><?php echo get_lang("Answer"); ?></i>
|
|
</td>
|
|
<td width="45%" valign="top">
|
|
<i><?php echo get_lang("Comment"); ?></i>
|
|
</td>
|
|
</tr>
|
|
<?php
|
|
} elseif ($answerType == HOT_SPOT) {
|
|
?>
|
|
<tr>
|
|
<td valign="top" colspan="2">
|
|
<table width="552" border="1" bordercolor="#A4A4A4" style="border-collapse: collapse;">
|
|
<tr>
|
|
<td width="152" valign="top">
|
|
<i><?php echo get_lang("CorrectAnswer"); ?></i><br /><br />
|
|
</td>
|
|
|
|
<td width="100" valign="top">
|
|
<i><?php echo get_lang('HotspotHit'); ?></i><br /><br />
|
|
</td>
|
|
<td width="300" valign="top">
|
|
<i><?php echo get_lang("Comment"); ?></i><br /><br />
|
|
</td>
|
|
</tr>
|
|
<?php
|
|
} else { //matching type
|
|
?>
|
|
<tr>
|
|
<td width="50%">
|
|
<i><?php echo get_lang("ElementList"); ?></i>
|
|
</td>
|
|
<td width="50%">
|
|
<i><?php echo get_lang("CorrespondsTo"); ?></i>
|
|
</td>
|
|
</tr>
|
|
<?php
|
|
}
|
|
}
|
|
|
|
// construction of the Answer object
|
|
$objAnswerTmp=new Answer($questionId);
|
|
$nbrAnswers=$objAnswerTmp->selectNbrAnswers();
|
|
$questionScore=0;
|
|
if ($answerType == FREE_ANSWER) {
|
|
$nbrAnswers = 1;
|
|
}
|
|
|
|
// We're inside *one* question. Go through each possible answer for this question
|
|
for ($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
|
|
|
|
//select answer of *position*=$answerId
|
|
$answer=$objAnswerTmp->selectAnswer($answerId);
|
|
$answerComment=$objAnswerTmp->selectComment($answerId);
|
|
$answerCorrect=$objAnswerTmp->isCorrect($answerId);
|
|
$answerWeighting=$objAnswerTmp->selectWeighting($answerId);
|
|
switch ($answerType) {
|
|
// for unique answer
|
|
case UNIQUE_ANSWER :
|
|
// if the student choice is equal to the answer ID
|
|
// then give him the corresponding score
|
|
// (maybe a negative score, positive score or 0)
|
|
// Positive score should only be given when we are going over the right answer
|
|
$studentChoice=($choice == $answerId)?1:0;
|
|
if($studentChoice) {
|
|
$questionScore+=$answerWeighting;
|
|
$totalScore+=$answerWeighting;
|
|
}
|
|
break;
|
|
// for multiple answers
|
|
case MULTIPLE_ANSWER :
|
|
$studentChoice=$choice[$answerId];
|
|
if($studentChoice) {
|
|
$questionScore+=$answerWeighting;
|
|
$totalScore+=$answerWeighting;
|
|
}
|
|
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;
|
|
|
|
// 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 textsolution
|
|
$answer=$temp;
|
|
// 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;
|
|
}
|
|
$choice[$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 (!$switchable_answer_set)
|
|
{
|
|
if ($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[$i];
|
|
} // else if the word entered by the student IS NOT the same as the one defined by the professor
|
|
elseif(!empty($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.=' ';
|
|
}
|
|
}
|
|
// 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 :
|
|
$studentChoice=$choice;
|
|
|
|
if($studentChoice)
|
|
{
|
|
//Score is at -1 because the question has'nt been corected
|
|
$questionScore=-1;
|
|
$totalScore+=0;
|
|
}
|
|
|
|
|
|
break;
|
|
// for matching
|
|
case MATCHING :
|
|
if($answerCorrect)
|
|
{
|
|
if($answerCorrect == $choice[$answerId])
|
|
{
|
|
$questionScore+=$answerWeighting;
|
|
$totalScore+=$answerWeighting;
|
|
$choice[$answerId]=$matching[$choice[$answerId]];
|
|
}
|
|
elseif(!$choice[$answerId])
|
|
{
|
|
$choice[$answerId]=' ';
|
|
}
|
|
else
|
|
{
|
|
$choice[$answerId]='<font color="red"><s>'.$matching[$choice[$answerId]].'</s></font>';
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$matching[$answerId]=$answer;
|
|
}
|
|
break;
|
|
// for hotspot with no order
|
|
case HOT_SPOT :
|
|
$studentChoice=$choice[$answerId];
|
|
if ($studentChoice) { //the answer was right
|
|
$questionScore+=$answerWeighting;
|
|
$totalScore+=$answerWeighting;
|
|
}
|
|
break;
|
|
// for hotspot with fixed order
|
|
case HOT_SPOT_ORDER :
|
|
$studentChoice=$choice['order'][$answerId];
|
|
|
|
if($studentChoice == $answerId)
|
|
{
|
|
$questionScore+=$answerWeighting;
|
|
$totalScore+=$answerWeighting;
|
|
$studentChoice = true;
|
|
}
|
|
else
|
|
{
|
|
$studentChoice = false;
|
|
}
|
|
|
|
break;
|
|
} // end switch Answertype
|
|
|
|
//display answers (if not matching type, or if the answer is correct)
|
|
if ($answerType != MATCHING || $answerCorrect) {
|
|
if ($answerType == UNIQUE_ANSWER || $answerType == MULTIPLE_ANSWER) {
|
|
if ($origin!='learnpath') {
|
|
display_unique_or_multiple_answer($answerType, $studentChoice, $answer, $answerComment, $answerCorrect);
|
|
}
|
|
} elseif($answerType == FILL_IN_BLANKS) {
|
|
if ($origin!='learnpath') {
|
|
display_fill_in_blanks_answer($answer);
|
|
}
|
|
} elseif($answerType == FREE_ANSWER) {
|
|
// to store the details of open questions in an array to be used in mail
|
|
|
|
$arrques[] = $questionName;
|
|
$arrans[] = $choice;
|
|
$firstName = $_SESSION['_user']['firstName'];
|
|
$lastName = $_SESSION['_user']['lastName'];
|
|
$mail = $_SESSION['_user']['mail'];
|
|
$coursecode = $_SESSION['_course']['id'];
|
|
$to = '';
|
|
$teachers = array();
|
|
if(api_get_setting('use_session_mode')=='true' && !empty($_SESSION['id_session']))
|
|
{
|
|
$teachers = CourseManager::get_coach_list_from_course_code($coursecode,$_SESSION['id_session']);
|
|
}
|
|
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 = $teacher['email'];
|
|
}
|
|
}else{
|
|
//this is a problem (it means that there is no admin for this course)
|
|
}
|
|
if($origin != 'learnpath') {
|
|
display_free_answer($choice);
|
|
}
|
|
|
|
}
|
|
elseif($answerType == HOT_SPOT)
|
|
{
|
|
if ($origin != 'learnpath') {
|
|
display_hotspot_answer($answerId, $answer, $studentChoice, $answerComment);
|
|
}
|
|
}
|
|
elseif($answerType == HOT_SPOT_ORDER)
|
|
{
|
|
display_hotspot_order_answer($answerId, $answer, $studentChoice, $answerComment);
|
|
}
|
|
else
|
|
{
|
|
if ($origin != 'learnpath') {
|
|
?>
|
|
<tr>
|
|
<td width="50%">
|
|
<?php
|
|
$answer=api_parse_tex($answer);
|
|
echo $answer; ?>
|
|
</td>
|
|
<td width="50%">
|
|
<?php echo $choice[$answerId]; ?> / <font color="green"><b>
|
|
<?php
|
|
$matching[$answerCorrect]=api_parse_tex($matching[$answerCorrect]);
|
|
echo $matching[$answerCorrect]; ?></b></font>
|
|
</td>
|
|
</tr>
|
|
<?php
|
|
}
|
|
}
|
|
}
|
|
} // end for that loops over all answers of the current question
|
|
|
|
// 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 || $answerType == HOT_SPOT_ORDER) {
|
|
// We made an extra table for the answers
|
|
if($origin != 'learnpath') {
|
|
echo "</table></td></tr>"; //echo Security::remove_XSS($questionId);
|
|
?>
|
|
|
|
<tr>
|
|
<td colspan="2">
|
|
<i><?php echo get_lang('Hotspot'); ?></i><br /><br />
|
|
<object type="application/x-shockwave-flash" data="../plugin/hotspot/hotspot_solution.swf?modifyAnswers=<?php echo Security::remove_XSS($questionId); ?>&exe_id=&from_db=0" width="552" height="352">
|
|
<param name="movie" value="../plugin/hotspot/hotspot_solution.swf?modifyAnswers=<?php echo Security::remove_XSS($questionId); ?>&exe_id=&from_db=0" />
|
|
</object>
|
|
</td>
|
|
</tr>
|
|
<?php
|
|
}
|
|
}
|
|
?>
|
|
<?php if($origin != 'learnpath') { ?>
|
|
<tr>
|
|
<td colspan="<?php echo $colspan; ?>" align="left">
|
|
<b>
|
|
<?php
|
|
if($questionScore==-1){
|
|
echo get_lang('Score').": 0 /".float_format($questionWeighting);
|
|
} else {
|
|
echo get_lang('Score').": ".float_format($questionScore,1)."/".float_format($questionWeighting,1);
|
|
}
|
|
?></b><br /><br />
|
|
</td>
|
|
</tr>
|
|
</table>
|
|
<?php } ?>
|
|
<?php
|
|
// destruction of Answer
|
|
unset($objAnswerTmp);
|
|
|
|
$i++;
|
|
|
|
$totalWeighting+=$questionWeighting;
|
|
//added by priya saini
|
|
if($_configuration['tracking_enabled']) {
|
|
if(empty($choice)){
|
|
$choice = 0;
|
|
}
|
|
if ($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,$i);
|
|
}
|
|
} else {
|
|
exercise_attempt($questionScore, 0 ,$quesId,$exeId,0);
|
|
}
|
|
} elseif ($answerType==MATCHING) {
|
|
$j=sizeof($matching)+1;
|
|
for ($i=0;$i<sizeof($choice);$i++,$j++) {
|
|
$val = $choice[$j];
|
|
if (preg_match_all ('#<font color="red"><s>([0-9a-z ]*)</s></font>#', $val, $arr1))
|
|
$val = $arr1[1][0];
|
|
$val=strip_tags($val);
|
|
$sql = "SELECT position from $table_ans where question_id='".Database::escape_string($questionId)."' and answer='".Database::escape_string($val)."' AND correct=0";
|
|
$res = api_sql_query($sql, __FILE__, __LINE__);
|
|
if (Database::num_rows($res)>0) {
|
|
$answer = Database::result($res,0,"position");
|
|
} else {
|
|
$answer = 0;
|
|
}
|
|
exercise_attempt($questionScore,$answer,$quesId,$exeId,$j);
|
|
}
|
|
}
|
|
elseif ($answerType==FREE_ANSWER) {
|
|
$answer = $choice;
|
|
exercise_attempt($questionScore,$answer,$quesId,$exeId,0);
|
|
}
|
|
elseif ($answerType==UNIQUE_ANSWER) {
|
|
// exercise_attempt($questionScore,$answer,$quesId,$exeId,0);
|
|
// In fact, we are not storing the results by answer ID, but by *position*, which is stored in $choice
|
|
exercise_attempt($questionScore,$choice,$quesId,$exeId,0);
|
|
} elseif ($answerType == HOT_SPOT) {
|
|
exercise_attempt($questionScore, $answer, $quesId, $exeId, 0);
|
|
if (is_array($exerciseResultCoordinates[$quesId])) {
|
|
foreach($exerciseResultCoordinates[$quesId] as $idx => $val) {
|
|
exercise_attempt_hotspot($exeId,$quesId,$idx,$choice[$idx],$val);
|
|
}
|
|
}
|
|
} else {
|
|
exercise_attempt($questionScore,$answer,$quesId,$exeId,0);
|
|
}
|
|
}
|
|
} // end huge foreach() block that loops over all questions
|
|
?>
|
|
<?php if($origin != 'learnpath') { ?>
|
|
<table width="100%" border="0" cellpadding="3" cellspacing="2">
|
|
<tr>
|
|
<td>
|
|
<b>
|
|
<?php echo get_lang('YourTotalScore')." ";
|
|
if ($dsp_percent == true) {
|
|
echo number_format(($totalScore/$totalWeighting)*100,1,'.','')."%";
|
|
} else {
|
|
echo float_format($totalScore,1)."/".float_format($totalWeighting,1);
|
|
}
|
|
?>
|
|
</b>
|
|
</td>
|
|
</tr>
|
|
<tr>
|
|
<td>
|
|
<br />
|
|
|
|
<button type="submit" class="save"><?php echo get_lang('Finish');?></button>
|
|
|
|
</td>
|
|
</tr>
|
|
</table>
|
|
<?php } ?>
|
|
</form>
|
|
|
|
<br /><br />
|
|
<?php
|
|
if ($origin == 'learnpath') {
|
|
//Display::display_normal_message(get_lang('ExerciseFinished'));
|
|
$lp_mode = $_SESSION['lp_mode'];
|
|
$url = '../newscorm/lp_controller.php?cidReq='.api_get_course_id().'&action=view&lp_id='.$learnpath_id.'&lp_item_id='.$learnpath_item_id.'&exeId='.$exeId.'&fb_type='.$feedback_type;
|
|
$href = ($lp_mode == 'fullscreen')?' window.opener.location.href="'.$url.'" ':' top.location.href="'.$url.'" ';
|
|
echo '<script language="javascript" type="text/javascript">'.$href.'</script>'."\n";
|
|
}
|
|
/*
|
|
==============================================================================
|
|
Tracking of results
|
|
==============================================================================
|
|
*/
|
|
|
|
if ($_configuration['tracking_enabled']) {
|
|
// Updates the empty exercise
|
|
$safe_lp_id = $learnpath_id==''?0:(int)$learnpath_id;
|
|
$safe_lp_item_id = $learnpath_item_id==''?0:(int)$learnpath_item_id;
|
|
$quizDuration = (!empty($_SESSION['quizStartTime']) ? time() - $_SESSION['quizStartTime'] : 0);
|
|
update_event_exercice($exeId, $objExercise->selectId(),$totalScore,$totalWeighting,api_get_session_id(),$safe_lp_id,$safe_lp_item_id,$quizDuration);
|
|
}
|
|
|
|
if($objExercise->results_disabled) {
|
|
ob_end_clean();
|
|
if ($origin != 'learnpath') {
|
|
Display :: display_normal_message(get_lang('ExerciseFinished').'<br /><a href="exercice.php" />'.get_lang('Back').'</a>',false);
|
|
} else {
|
|
Display :: display_normal_message(get_lang('ExerciseFinished').'<br /><br />',false);
|
|
}
|
|
}
|
|
|
|
if ($origin != 'learnpath') {
|
|
//we are not in learnpath tool
|
|
Display::display_footer();
|
|
} else {
|
|
//record the results in the learning path, using the SCORM interface (API)
|
|
echo '<script language="javascript" type="text/javascript">window.parent.API.void_save_asset('.$totalScore.','.$totalWeighting.');</script>'."\n";
|
|
echo '</body></html>';
|
|
}
|
|
|
|
if(count($arrques)>0) {
|
|
$mycharset = api_get_setting('platform_charset');
|
|
$msg = '<html><head>
|
|
<link rel="stylesheet" href="'.api_get_path(WEB_CODE_PATH).'css/'.api_get_setting('stylesheets').'/default.css" type="text/css">
|
|
<meta content="text/html; charset='.$mycharset.'" http-equiv="content-type">';
|
|
$msg .= '</head>
|
|
<body><br />
|
|
<p>'.get_lang('OpenQuestionsAttempted').' :
|
|
</p>
|
|
<p>'.get_lang('AttemptDetails').' : ><br />
|
|
</p>
|
|
<table width="730" height="136" border="0" cellpadding="3" cellspacing="3">
|
|
<tr>
|
|
<td width="229" valign="top"><h2> '.get_lang('CourseName').'</h2></td>
|
|
<td width="469" valign="top"><h2>#course#</h2></td>
|
|
</tr>
|
|
<tr>
|
|
<td width="229" valign="top" class="outerframe"> '.get_lang('TestAttempted').'</span></td>
|
|
<td width="469" valign="top" class="outerframe">#exercise#</td>
|
|
</tr>
|
|
<tr>
|
|
<td valign="top"> <span class="style10">'.get_lang('StudentName').'</span></td>
|
|
<td valign="top" >#firstName# #lastName#</td>
|
|
</tr>
|
|
<tr>
|
|
<td valign="top" > '.get_lang('StudentEmail').' </td>
|
|
<td valign="top"> #mail#</td>
|
|
</tr></table>
|
|
<p><br />'.get_lang('OpenQuestionsAttemptedAre').' :</p>
|
|
<table width="730" height="136" border="0" cellpadding="3" cellspacing="3">';
|
|
for($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);
|
|
$msg= str_replace("#firstName#",$firstName,$msg1);
|
|
$msg1= str_replace("#lastName#",$lastName,$msg);
|
|
$msg= str_replace("#mail#",$mail,$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,$msg);
|
|
$mail_content = $msg1;
|
|
$student_name = $_SESSION['_user']['firstName'].' '.$_SESSION['_user']['lastName'];
|
|
$subject = get_lang('OpenQuestionsAttempted');
|
|
|
|
$from = api_get_setting('noreply_email_address');
|
|
if($from == '') {
|
|
if(isset($_SESSION['id_session']) && $_SESSION['id_session'] != ''){
|
|
$sql = 'SELECT user.email,user.lastname,user.firstname FROM '.TABLE_MAIN_SESSION.' as session, '.TABLE_MAIN_USER.' as user
|
|
WHERE session.id_coach = user.user_id
|
|
AND session.id = "'.Database::escape_string($_SESSION['id_session']).'"
|
|
';
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
$from = Database::result($result,0,'email');
|
|
$from_name = Database::result($result,0,'firstname').' '.Database::result($result,0,'lastname');
|
|
} else {
|
|
$array = explode(' ',$_SESSION['_course']['titular']);
|
|
$firstname = $array[1];
|
|
$lastname = $array[0];
|
|
$sql = 'SELECT email,lastname,firstname FROM '.TABLE_MAIN_USER.'
|
|
WHERE firstname = "'.Database::escape_string($firstname).'"
|
|
AND lastname = "'.Database::escape_string($lastname).'"
|
|
';
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
$from = Database::result($result,0,'email');
|
|
$from_name = Database::result($result,0,'firstname').' '.Database::result($result,0,'lastname');
|
|
}
|
|
}
|
|
api_mail_html($student_name, $to, $subject, $mail_content, $from_name, $from, array('encoding'=>$mycharset,'charset'=>$mycharset));
|
|
}
|
|
?>
|
|
|