mod/quiz/index.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /**
  18  * This script lists all the instances of quiz in a particular course
  19  *
  20  * @package    mod_quiz
  21  * @copyright  1999 onwards Martin Dougiamas  {@link http://moodle.com}
  22  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25
  26 require_once("../../config.php");
  27 require_once("locallib.php");
  28
  29 $id = required_param('id', PARAM_INT);
  30 $PAGE->set_url('/mod/quiz/index.php', array('id'=>$id));
  31 if (!$course = $DB->get_record('course', array('id' => $id))) {
  32     print_error('invalidcourseid');
  33 }
  34 $coursecontext = context_course::instance($id);
  35 require_login($course);
  36 $PAGE->set_pagelayout('incourse');
  37
  38 $params = array(
  39     'context' => $coursecontext
  40 );
  41 $event = \mod_quiz\event\course_module_instance_list_viewed::create($params);
  42 $event->trigger();
  43
  44 // Print the header.
  45 $strquizzes = get_string("modulenameplural", "quiz");
  46 $streditquestions = '';
  47 $editqcontexts = new question_edit_contexts($coursecontext);
  48 if ($editqcontexts->have_one_edit_tab_cap('questions')) {
  49     $streditquestions =
  50             "<form target=\"_parent\" method=\"get\" action=\"$CFG->wwwroot/question/edit.php\">
  51                <div>
  52                <input type=\"hidden\" name=\"courseid\" value=\"$course->id\" />
  53                <input type=\"submit\" value=\"".get_string("editquestions", "quiz")."\" />
  54                </div>
  55              </form>";
  56 }
  57 $PAGE->navbar->add($strquizzes);
  58 $PAGE->set_title($strquizzes);
  59 $PAGE->set_button($streditquestions);
  60 $PAGE->set_heading($course->fullname);
  61 echo $OUTPUT->header();
  62 echo $OUTPUT->heading($strquizzes, 2);
  63
  64 // Get all the appropriate data.
  65 if (!$quizzes = get_all_instances_in_course("quiz", $course)) {
  66     notice(get_string('thereareno', 'moodle', $strquizzes), "../../course/view.php?id=$course->id");
  67     die;
  68 }
  69
  70 // Check if we need the closing date header.
  71 $showclosingheader = false;
  72 $showfeedback = false;
  73 foreach ($quizzes as $quiz) {
  74     if ($quiz->timeclose!=0) {
  75         $showclosingheader=true;
  76     }
  77     if (quiz_has_feedback($quiz)) {
  78         $showfeedback=true;
  79     }
  80     if ($showclosingheader && $showfeedback) {
  81         break;
  82     }
  83 }
  84
  85 // Configure table for displaying the list of instances.
  86 $headings = array(get_string('name'));
  87 $align = array('left');
  88
  89 if ($showclosingheader) {
  90     array_push($headings, get_string('quizcloses', 'quiz'));
  91     array_push($align, 'left');
  92 }
  93
  94 if (course_format_uses_sections($course->format)) {
  95     array_unshift($headings, get_string('sectionname', 'format_'.$course->format));
  96 } else {
  97     array_unshift($headings, '');
  98 }
  99 array_unshift($align, 'center');
 100
 101 $showing = '';
 102
 103 if (has_capability('mod/quiz:viewreports', $coursecontext)) {
 104     array_push($headings, get_string('attempts', 'quiz'));
 105     array_push($align, 'left');
 106     $showing = 'stats';
 107
 108 } else if (has_any_capability(array('mod/quiz:reviewmyattempts', 'mod/quiz:attempt'),
 109         $coursecontext)) {
 110     array_push($headings, get_string('grade', 'quiz'));
 111     array_push($align, 'left');
 112     if ($showfeedback) {
 113         array_push($headings, get_string('feedback', 'quiz'));
 114         array_push($align, 'left');
 115     }
 116     $showing = 'grades';
 117
 118     $grades = $DB->get_records_sql_menu('
 119             SELECT qg.quiz, qg.grade
 120             FROM {quiz_grades} qg
 121             JOIN {quiz} q ON q.id = qg.quiz
 122             WHERE q.course = ? AND qg.userid = ?',
 123             array($course->id, $USER->id));
 124 }
 125
 126 $table = new html_table();
 127 $table->head = $headings;
 128 $table->align = $align;
 129
 130 // Populate the table with the list of instances.
 131 $currentsection = '';
 132 foreach ($quizzes as $quiz) {
 133     $cm = get_coursemodule_from_instance('quiz', $quiz->id);
 134     $context = context_module::instance($cm->id);
 135     $data = array();
 136
 137     // Section number if necessary.
 138     $strsection = '';
 139     if ($quiz->section != $currentsection) {
 140         if ($quiz->section) {
 141             $strsection = $quiz->section;
 142             $strsection = get_section_name($course, $quiz->section);
 143         }
 144         if ($currentsection) {
 145             $learningtable->data[] = 'hr';
 146         }
 147         $currentsection = $quiz->section;
 148     }
 149     $data[] = $strsection;
 150
 151     // Link to the instance.
 152     $class = '';
 153     if (!$quiz->visible) {
 154         $class = ' class="dimmed"';
 155     }
 156     $data[] = "<a$class href=\"view.php?id=$quiz->coursemodule\">" .
 157             format_string($quiz->name, true) . '</a>';
 158
 159     // Close date.
 160     if ($quiz->timeclose) {
 161         $data[] = userdate($quiz->timeclose);
 162     } else if ($showclosingheader) {
 163         $data[] = '';
 164     }
 165
 166     if ($showing == 'stats') {
 167         // The $quiz objects returned by get_all_instances_in_course have the necessary $cm
 168         // fields set to make the following call work.
 169         $data[] = quiz_attempt_summary_link_to_reports($quiz, $cm, $context);
 170
 171     } else if ($showing == 'grades') {
 172         // Grade and feedback.
 173         $attempts = quiz_get_user_attempts($quiz->id, $USER->id, 'all');
 174         list($someoptions, $alloptions) = quiz_get_combined_reviewoptions(
 175                 $quiz, $attempts, $context);
 176
 177         $grade = '';
 178         $feedback = '';
 179         if ($quiz->grade && array_key_exists($quiz->id, $grades)) {
 180             if ($alloptions->marks >= question_display_options::MARK_AND_MAX) {
 181                 $a = new stdClass();
 182                 $a->grade = quiz_format_grade($quiz, $grades[$quiz->id]);
 183                 $a->maxgrade = quiz_format_grade($quiz, $quiz->grade);
 184                 $grade = get_string('outofshort', 'quiz', $a);
 185             }
 186             if ($alloptions->overallfeedback) {
 187                 $feedback = quiz_feedback_for_grade($grades[$quiz->id], $quiz, $context);
 188             }
 189         }
 190         $data[] = $grade;
 191         if ($showfeedback) {
 192             $data[] = $feedback;
 193         }
 194     }
 195
 196     $table->data[] = $data;
 197 } // End of loop over quiz instances.
 198
 199 // Display the table.
 200 echo html_writer::table($table);
 201
 202 // Finish the page.
 203 echo $OUTPUT->footer();