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 * file index.php
19 * index page to view notes.
20 * if a course id is specified then the entries from that course are shown
21 * if a user id is specified only notes related to that user are shown
22 */
23require_once('../config.php');
24require_once('lib.php');
25require_once($CFG->dirroot . '/course/lib.php');
26
27$courseid     = optional_param('course', SITEID, PARAM_INT);
28$userid       = optional_param('user', 0, PARAM_INT);
29$filtertype   = optional_param('filtertype', '', PARAM_ALPHA);
30$filterselect = optional_param('filterselect', 0, PARAM_INT);
31
32if (empty($CFG->enablenotes)) {
33    print_error('notesdisabled', 'notes');
34}
35
36$url = new moodle_url('/notes/index.php');
37if ($courseid != SITEID) {
38    $url->param('course', $courseid);
39}
40if ($userid !== 0) {
41    $url->param('user', $userid);
42}
43$PAGE->set_url($url);
44
45// Tabs compatibility.
46switch($filtertype) {
47    case 'course':
48        $courseid = $filterselect;
49        break;
50    case 'site':
51        $courseid = SITEID;
52        break;
53}
54
55if (empty($courseid)) {
56    $courseid = SITEID;
57}
58
59$course = $DB->get_record('course', array('id' => $courseid), '*', MUST_EXIST);
60
61if ($userid) {
62    $user = $DB->get_record('user', array('id' => $userid), '*', MUST_EXIST);
63    $filtertype = 'user';
64    $filterselect = $user->id;
65
66    if ($user->deleted) {
67        echo $OUTPUT->header();
68        echo $OUTPUT->heading(get_string('userdeleted'));
69        echo $OUTPUT->footer();
70        die;
71    }
72
73} else {
74    $filtertype = 'course';
75    $filterselect = $course->id;
76    $user = $USER;
77}
78
79require_login($course);
80
81// Output HTML.
82if ($course->id == SITEID) {
83    $coursecontext = context_system::instance();
84} else {
85    $coursecontext = context_course::instance($course->id);
86}
87
88require_capability('moodle/notes:view', $coursecontext);
89$systemcontext = context_system::instance();
90
91// Trigger event.
92note_view($coursecontext, $userid);
93
94$strnotes = get_string('notes', 'notes');
95if ($userid && $course->id == SITEID) {
96    $PAGE->set_context(context_user::instance($user->id));
97    $PAGE->navigation->extend_for_user($user);
98    // If we are looking at our own notes, then change focus to 'my notes'.
99    if ($userid == $USER->id) {
100        $notenode = $PAGE->navigation->find('notes', null)->make_inactive();
101    }
102
103    $notesurl = new moodle_url('/notes/index.php', array('user' => $userid));
104    $PAGE->navbar->add(get_string('notes', 'notes'), $notesurl);
105} else if ($course->id != SITEID) {
106    $notenode = $PAGE->navigation->find('currentcoursenotes', null)->make_inactive();
107
108    $notesurl = new moodle_url('/notes/index.php', array('user' => $userid, 'course' => $courseid));
109    $PAGE->navbar->add(get_string('notes', 'notes'), $notesurl);
110
111    $PAGE->set_context(context_course::instance($courseid));
112} else {
113    $link = null;
114    if (course_can_view_participants($coursecontext) || course_can_view_participants($systemcontext)) {
115        $link = new moodle_url('/user/index.php', array('id' => $course->id));
116    }
117}
118
119$PAGE->set_pagelayout('incourse');
120$PAGE->set_title($course->fullname);
121if ($course->id == SITEID) {
122    $PAGE->set_heading(fullname($user));
123} else {
124    $PAGE->set_heading($course->fullname);
125}
126
127echo $OUTPUT->header();
128
129if ($course->id != SITEID) {
130    $headerinfo = array('heading' => fullname($user), 'user' => $user);
131    echo $OUTPUT->context_header($headerinfo, 2);
132}
133
134echo $OUTPUT->heading($strnotes);
135
136$strsitenotes = get_string('sitenotes', 'notes');
137$strcoursenotes = get_string('coursenotes', 'notes');
138$strpersonalnotes = get_string('personalnotes', 'notes');
139$straddnewnote = get_string('addnewnote', 'notes');
140
141echo $OUTPUT->box_start();
142
143if ($courseid != SITEID) {
144    $context = context_course::instance($courseid);
145    $addid = has_capability('moodle/notes:manage', $context) ? $courseid : 0;
146    $view = has_capability('moodle/notes:view', $context);
147    $fullname = format_string($course->fullname, true, array('context' => $context));
148    note_print_notes(
149        '<a name="sitenotes"></a>' . $strsitenotes,
150        $addid,
151        $view,
152        0,
153        $userid,
154        NOTES_STATE_SITE,
155        0
156    );
157    note_print_notes(
158        '<a name="coursenotes"></a>' . $strcoursenotes. ' ('.$fullname.')',
159        $addid,
160        $view,
161        $courseid,
162        $userid,
163        NOTES_STATE_PUBLIC,
164        0
165    );
166    note_print_notes(
167        '<a name="personalnotes"></a>' . $strpersonalnotes,
168        $addid,
169        $view,
170        $courseid,
171        $userid,
172        NOTES_STATE_DRAFT,
173        $USER->id
174    );
175
176} else {  // Normal course.
177    $view = has_capability('moodle/notes:view', context_system::instance());
178    note_print_notes('<a name="sitenotes"></a>' . $strsitenotes, 0, $view, 0, $userid, NOTES_STATE_SITE, 0);
179    echo '<a name="coursenotes"></a>';
180
181    if (!empty($userid)) {
182        $courses = enrol_get_users_courses($userid);
183        foreach ($courses as $c) {
184            $ccontext = context_course::instance($c->id);
185            $cfullname = format_string($c->fullname, true, array('context' => $ccontext));
186            $header = '<a href="' . $CFG->wwwroot . '/course/view.php?id=' . $c->id . '">' . $cfullname . '</a>';
187            $viewcoursenotes = has_capability('moodle/notes:view', $ccontext);
188            if (has_capability('moodle/notes:manage', $ccontext)) {
189                $addid = $c->id;
190            } else {
191                $addid = 0;
192            }
193            note_print_notes($header, $addid, $viewcoursenotes, $c->id, $userid, NOTES_STATE_PUBLIC, 0);
194        }
195    }
196}
197
198echo $OUTPUT->box_end();
199
200echo $OUTPUT->footer();
201