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 * A page displaying the user's contacts and messages
19 *
20 * @package    core_message
21 * @copyright  2010 Andrew Davis
22 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24
25require_once('../config.php');
26
27require_login(null, false);
28
29if (isguestuser()) {
30    redirect($CFG->wwwroot);
31}
32
33if (empty($CFG->messaging)) {
34    print_error('disabled', 'message');
35}
36
37// The id of the user we want to view messages from.
38$id = optional_param('id', 0, PARAM_INT);
39$view = optional_param('view', null, PARAM_ALPHANUM);
40// It's possible a user may come from a link where these parameters are specified.
41// We no longer support viewing another user's messaging area (that can be achieved
42// via the 'Log-in as' feature). The 'user2' value takes preference over 'id'.
43$userid = optional_param('user2', $id, PARAM_INT);
44$conversationid = optional_param('convid', null, PARAM_INT);
45
46if (!core_user::is_real_user($userid)) {
47    $userid = null;
48}
49// You can specify either a user, or a conversation, not both.
50if ($userid) {
51    $conversationid = \core_message\api::get_conversation_between_users([$USER->id, $userid]);
52} else if ($conversationid) {
53    // Check that the user belongs to the conversation.
54    if (!\core_message\api::is_user_in_conversation($USER->id, $conversationid)) {
55        $conversationid = null;
56    }
57}
58
59if ($userid) {
60    if (!\core_message\api::can_send_message($userid, $USER->id)) {
61        throw new moodle_exception('Can not contact user');
62    }
63}
64
65$url = new moodle_url('/message/index.php');
66if ($userid) {
67    $url->param('id', $userid);
68}
69$PAGE->set_url($url);
70$PAGE->set_context(context_user::instance($USER->id));
71$PAGE->set_pagelayout('mydashboard');
72
73$strmessages = get_string('messages', 'message');
74
75$PAGE->set_title("$strmessages");
76$PAGE->set_heading("$strmessages");
77
78// Remove the user node from the main navigation for this page.
79$usernode = $PAGE->navigation->find('users', null);
80$usernode->remove();
81
82$settings = $PAGE->settingsnav->find('messages', null);
83$settings->make_active();
84
85echo $OUTPUT->header();
86// Display a message if the messages have not been migrated yet.
87if (!get_user_preferences('core_message_migrate_data', false)) {
88    $notify = new \core\output\notification(get_string('messagingdatahasnotbeenmigrated', 'message'),
89        \core\output\notification::NOTIFY_WARNING);
90    echo $OUTPUT->render($notify);
91}
92echo \core_message\helper::render_messaging_widget(false, $userid, $conversationid, $view);
93echo $OUTPUT->footer();
94