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328 lines
12 KiB
328 lines
12 KiB
12 years ago
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<?php // $Id: review.php,v 1.12 2012/07/25 23:07:43 bdaloukas Exp $
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/**
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* This page prints a review of a particular game attempt
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*
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* @version $Id: review.php,v 1.12 2012/07/25 23:07:43 bdaloukas Exp $
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* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
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* @package game
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*/
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require_once("../../config.php");
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require_once("locallib.php");
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require_once("../../lib/questionlib.php");
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$attempt = required_param('attempt', PARAM_INT); // A particular attempt ID for review
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$page = optional_param('page', 0, PARAM_INT); // The required page
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$showall = optional_param('showall', 0, PARAM_BOOL);
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if (! $attempt = $DB->get_record('game_attempts', array( 'id' => $attempt))) {
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print_error("No such attempt ID exists");
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}
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if (! $game = $DB->get_record('game', array( 'id' => $attempt->gameid))) {
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print_error("The game with id $attempt->gameid belonging to attempt $attempt is missing");
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}
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game_compute_attempt_layout( $game, $attempt);
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if (! $course = $DB->get_record('course', array( 'id' => $game->course))) {
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print_error("The course with id $game->course that the game with id $game->id belongs to is missing");
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}
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if (! $cm = get_coursemodule_from_instance("game", $game->id, $course->id)) {
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print_error("The course module for the game with id $game->id is missing");
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}
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$grade = game_score_to_grade( $attempt->score, $game);
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$feedback = game_feedback_for_grade( $grade, $attempt->gameid);
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require_login( $course->id, false, $cm);
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$context = get_context_instance( CONTEXT_MODULE, $cm->id);
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$coursecontext = get_context_instance( CONTEXT_COURSE, $cm->course);
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$isteacher = isteacher( $game->course, $USER->id);
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$options = game_get_reviewoptions( $game, $attempt, $context);
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$popup = $isteacher ? 0 : $game->popup; // Controls whether this is shown in a javascript-protected window.
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add_to_log($course->id, "game", "review", "review.php?id=$cm->id&attempt=$attempt->id", "$game->id", "$cm->id");
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/// Print the page header
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$strgames = get_string('modulenameplural', 'game');
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$strreview = get_string('review', 'game');
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$strscore = get_string('score', "game");
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$strgrade = get_string('grade');
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$strbestgrade = get_string('bestgrade', 'quiz');
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$strtimetaken = get_string('timetaken', 'game');
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$strtimecompleted = get_string('completedon', 'game');
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$strupdatemodule = has_capability('moodle/course:manageactivities', $coursecontext)
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? update_module_button($cm->id, $course->id, get_string('modulename', 'game'))
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: "";
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$strgames = get_string("modulenameplural", "game");
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$strgame = get_string("modulename", "game");
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if( function_exists( 'build_navigation')){
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$navigation = build_navigation('', $cm);
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echo $OUTPUT->heading("$course->shortname: $game->name", "$course->shortname: $game->name", $navigation,
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"", "", true, update_module_button($cm->id, $course->id, $strgame),
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navmenu($course, $cm));
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}else{
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if ($course->category) {
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$navigation = "<a href=\"{$CFG->wwwroot}/course/view.php?id=$course->id\">$course->shortname</a> ->";
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} else {
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$navigation = '';
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}
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echo $OUTPUT->heading("$course->shortname: $game->name", "$course->fullname",
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"$navigation <a href=index.php?id=$course->id>$strgames</a> -> $game->name",
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"", "", true, update_module_button($cm->id, $course->id, $strgame),
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navmenu($course, $cm));
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}
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echo '<div id="overDiv" style="position:absolute; visibility:hidden; z-index:1000;"></div>'; // for overlib
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/// Print heading and tabs if this is part of a preview
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//if (has_capability('mod/game:preview', $context)) {
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if ($attempt->userid == $USER->id) { // this is the report on a preview
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$currenttab = 'preview';
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} else {
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$currenttab = 'reports';
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$mode = '';
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}
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include('tabs.php');
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//} else {
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// print_heading(format_string($game->name));
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//}
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/// Load all the questions and states needed by this script
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// load the questions needed by page
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$pagelist = $showall ? game_questions_in_game( $attempt->layout) : game_questions_on_page( $attempt->layout, $page);
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$a = explode( ',', $pagelist);
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$pagelist = '';
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foreach( $a as $item){
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if( substr( $item, 0, 1)){
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if( substr( $item, -1) != 'G'){
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$pagelist .= ','.$item;
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}
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}
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}
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$pagelist = substr( $pagelist, 1);
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if( $pagelist != ''){
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$sql = "SELECT q.*, i.id AS instance,i.id as iid,".
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"i.score AS score,i.studentanswer".
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" FROM {question} q,".
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" {game_queries} i".
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" WHERE i.attemptid = '$attempt->id' AND q.id = i.questionid AND (i.sourcemodule='question' or i.sourcemodule = 'quiz')".
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" AND q.id IN ($pagelist)";
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if (!$questions = $DB->get_records_sql( $sql)) {
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print_error('No questions found');
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}
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}else
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{
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$questions = array();
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}
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// Load the question type specific information
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if (!get_question_options( $questions)) {
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print_error('Could not load question options');
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}
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$states = game_compute_states( $game, $questions);
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/// Print infobox
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//$timelimit = (int)$game->timelimit * 60;
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$timelimit = 0;
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$overtime = 0;
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if ($attempt->timefinish) {
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if ($timetaken = ($attempt->timefinish - $attempt->timestart)) {
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if($timelimit && $timetaken > ($timelimit + 60)) {
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$overtime = $timetaken - $timelimit;
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$overtime = format_time($overtime);
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}
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$timetaken = format_time($timetaken);
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} else {
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$timetaken = "-";
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}
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} else {
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$timetaken = get_string('unfinished', 'game');
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}
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$table->align = array("right", "left");
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if ($attempt->userid <> $USER->id) {
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$student = $DB->get_record('user', array( 'id' => $attempt->userid));
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$picture = print_user_picture($student->id, $course->id, $student->picture, false, true);
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$table->data[] = array($picture, '<a href="'.$CFG->wwwroot.'/user/view.php?id='.$student->id.'&course='.$course->id.'">'.fullname($student, true).'</a>');
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}
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//if (has_capability('mod/game:grade', $context)){
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if( count($attempts = $DB->get_records('game_attempts', array( 'gameid' => $game->id, 'userid' => $attempt->userid), 'attempt ASC')) > 1) {
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// print list of attempts
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$attemptlist = '';
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foreach ($attempts as $at) {
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$attemptlist .= ($at->id == $attempt->id)
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? '<strong>'.$at->attempt.'</strong>, '
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: '<a href="review.php?attempt='.$at->id.($showall?'&showall=true':'').'">'.$at->attempt.'</a>, ';
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}
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$table->data[] = array(get_string('attempts', 'game').':', trim($attemptlist, ' ,'));
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}
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//}
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$table->data[] = array(get_string('startedon', 'game').':', userdate($attempt->timestart));
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if ($attempt->timefinish) {
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$table->data[] = array("$strtimecompleted:", userdate($attempt->timefinish));
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$table->data[] = array("$strtimetaken:", $timetaken);
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}
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//if the student is allowed to see their score
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if ($options->scores) {
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if ($game->grade) {
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if($overtime) {
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$result->sumgrades = "0";
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$result->grade = "0.0";
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}
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$a = new stdClass;
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$percentage = round($attempt->score*100, 0);
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$a->grade = game_score_to_grade( $attempt->score, $game);
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$a->maxgrade = $game->grade;
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$table->data[] = array("$strscore:", "{$a->grade}/{$game->grade} ($percentage %)");
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//$table->data[] = array("$strgrade:", get_string('outof', 'game', $a));
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}
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}
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if ($options->overallfeedback && $feedback) {
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$table->data[] = array(get_string('feedback', 'game'), $feedback);
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}
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if ($isteacher and $attempt->userid == $USER->id) {
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// the teacher is at the end of a preview. Print button to start new preview
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unset($buttonoptions);
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$buttonoptions['q'] = $game->id;
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$buttonoptions['forcenew'] = true;
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echo '<div class="controls">';
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print_single_button($CFG->wwwroot.'/mod/game/attempt.php', $buttonoptions, get_string('startagain', 'game'));
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echo '</div>';
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} else { // print number of the attempt
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print_heading(get_string('reviewofattempt', 'game', $attempt->attempt));
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}
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print_table($table);
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// print javascript button to close the window, if necessary
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if (!$isteacher) {
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include('attempt_close_js.php');
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}
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/// Print the navigation panel if required
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$numpages = game_number_of_pages( $attempt->layout);
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if ($numpages > 1 and !$showall) {
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print_paging_bar($numpages, $page, 1, 'review.php?attempt='.$attempt->id.'&');
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echo '<div class="controls"><a href="review.php?attempt='.$attempt->id.'&showall=true">';
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print_string('showall', 'game');
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echo '</a></div>';
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}
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/// Print all the questions
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if( $pagelist){
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game_print_questions( $pagelist, $attempt, $questions, $options, $states, $game);
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}
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// Print the navigation panel if required
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if ($numpages > 1 and !$showall) {
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print_paging_bar($numpages, $page, 1, 'review.php?attempt='.$attempt->id.'&');
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}
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// print javascript button to close the window, if necessary
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if (!$isteacher) {
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include('attempt_close_js.php');
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}
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if (empty($popup)) {
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echo $OUTPUT->footer($course);
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}
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function game_compute_states( $game, $questions)
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{
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global $QTYPES;
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// Restore the question sessions to their most recent states
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// creating new sessions where required
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$states = array();
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foreach ($questions as $question) {
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$state = new StdClass;
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$cmoptions->course = $game->course;
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$cmoptions->optionflags->optionflags = 0;
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$cmoptions->id = 0;
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$cmoptions->shuffleanswers = 1;
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$state->last_graded = new StdClass;
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$state->last_graded->event = QUESTION_EVENTOPEN;
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$state->raw_grade = 0;
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$attempt = 0;
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if (!$QTYPES[$question->qtype]->create_session_and_responses( $question, $state, $cmoptions, $attempt)) {
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print_error( 'game_compute_states: problem');
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}
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$state->event = QUESTION_EVENTOPEN;
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//$question->maxgrade = 100;
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$state->manualcomment = '';
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$state->responses = array( '' => $question->studentanswer);
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$state->attempt = $question->iid;
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$states[ $question->id] = $state;
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}
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return $states;
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}
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function game_print_questions( $pagelist, $attempt, $questions, $options, $states, $game)
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{
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$pagequestions = explode(',', $pagelist);
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$number = game_first_questionnumber( $attempt->layout, $pagelist);
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foreach ($pagequestions as $i) {
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if (!isset($questions[$i])) {
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echo $OUTPUT->box_start('center', '90%');
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echo '<strong><font size="+1">' . $number . '</font></strong><br />';
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notify(get_string('errormissingquestion', 'quiz', $i));
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echo $OUTPUT->box_end();
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$number++; // Just guessing that the missing question would have lenght 1
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continue;
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}
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$options->validation = QUESTION_EVENTVALIDATE === $states[$i]->event;
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//$options->history = ($isteacher and !$attempt->preview) ? 'all' : 'graded';
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$options->history = false;
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unset( $options->questioncommentlink);
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// Print the question
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if ($i > 0) {
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echo "<br />\n";
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}
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$questions[$i]->maxgrade = 0;
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$options->correct_responses = 0;
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$options->feedback = 0;
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$options->readonly = 0;
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global $QTYPES;
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unset( $cmoptions);
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$cmoptions->course = $game->course;
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$cmoptions->optionflags->optionflags = 0;
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$cmoptions->id = 0;
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$cmoptions->shuffleanswers = 1;
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$attempt = 0;
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$question = $questions[ $i];
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if (!$QTYPES[$question->qtype]->create_session_and_responses( $question, $state, $cmoptions, $attempt)) {
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print_error( 'game_sudoku_showquestions_quiz: problem');
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}
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$cmoptions->optionflags = 0;
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print_question( $question, $states[$i], $number, $cmoptions, $options);
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$number += $questions[$i]->length;
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}
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}
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?>
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