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 page prints a review of a particular question attempt.
19 * This page is expected to only be used in a popup window.
20 *
21 * @package   mod_quiz
22 * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
23 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
24 */
25
26
27require_once(__DIR__ . '/../../config.php');
28require_once('locallib.php');
29
30$attemptid = required_param('attempt', PARAM_INT);
31$slot = required_param('slot', PARAM_INT);
32$seq = optional_param('step', null, PARAM_INT);
33$cmid = optional_param('cmid', null, PARAM_INT);
34
35$baseurl = new moodle_url('/mod/quiz/reviewquestion.php',
36        array('attempt' => $attemptid, 'slot' => $slot));
37$currenturl = new moodle_url($baseurl);
38if (!is_null($seq)) {
39    $currenturl->param('step', $seq);
40}
41$PAGE->set_url($currenturl);
42
43$attemptobj = quiz_create_attempt_handling_errors($attemptid, $cmid);
44$attemptobj->preload_all_attempt_step_users();
45
46// Check login.
47require_login($attemptobj->get_course(), false, $attemptobj->get_cm());
48$attemptobj->check_review_capability();
49$student = $DB->get_record('user', array('id' => $attemptobj->get_userid()));
50
51$accessmanager = $attemptobj->get_access_manager(time());
52$options = $attemptobj->get_display_options(true);
53
54$PAGE->set_pagelayout('popup');
55$PAGE->set_title(get_string('reviewofquestion', 'quiz', array(
56        'question' => format_string($attemptobj->get_question_name($slot)),
57        'quiz' => format_string($attemptobj->get_quiz_name()), 'user' => fullname($student))));
58$PAGE->set_heading($attemptobj->get_course()->fullname);
59$output = $PAGE->get_renderer('mod_quiz');
60
61// Check permissions - warning there is similar code in review.php and
62// quiz_attempt::check_file_access. If you change on, change them all.
63if ($attemptobj->is_own_attempt()) {
64    if (!$attemptobj->is_finished()) {
65        echo $output->review_question_not_allowed($attemptobj, get_string('cannotreviewopen', 'quiz'));
66        die();
67    } else if (!$options->attempt) {
68        echo $output->review_question_not_allowed($attemptobj,
69                $attemptobj->cannot_review_message());
70        die();
71    }
72
73} else if (!$attemptobj->is_review_allowed()) {
74    throw new moodle_quiz_exception($attemptobj->get_quizobj(), 'noreviewattempt');
75}
76
77// Prepare summary informat about this question attempt.
78$summarydata = array();
79
80// Student name.
81$userpicture = new user_picture($student);
82$userpicture->courseid = $attemptobj->get_courseid();
83$summarydata['user'] = array(
84    'title'   => $userpicture,
85    'content' => new action_link(new moodle_url('/user/view.php', array(
86            'id' => $student->id, 'course' => $attemptobj->get_courseid())),
87            fullname($student, true)),
88);
89
90// Quiz name.
91$summarydata['quizname'] = array(
92    'title'   => get_string('modulename', 'quiz'),
93    'content' => format_string($attemptobj->get_quiz_name()),
94);
95
96// Question name.
97$summarydata['questionname'] = array(
98    'title'   => get_string('question', 'quiz'),
99    'content' => $attemptobj->get_question_name($slot),
100);
101
102// Other attempts at the quiz.
103if ($attemptobj->has_capability('mod/quiz:viewreports')) {
104    $attemptlist = $attemptobj->links_to_other_attempts($baseurl);
105    if ($attemptlist) {
106        $summarydata['attemptlist'] = array(
107            'title'   => get_string('attempts', 'quiz'),
108            'content' => $attemptlist,
109        );
110    }
111}
112
113// Timestamp of this action.
114$timestamp = $attemptobj->get_question_action_time($slot);
115if ($timestamp) {
116    $summarydata['timestamp'] = array(
117        'title'   => get_string('completedon', 'quiz'),
118        'content' => userdate($timestamp),
119    );
120}
121
122echo $output->review_question_page($attemptobj, $slot, $seq,
123        $attemptobj->get_display_options(true), $summarydata);
124