MDL-50917 navigation: Allow users with permission to access preferences.
[moodle.git] / user / preferences.php
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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/**
4887d152 18 * Preferences.
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19 *
20 * @package core_user
21 * @copyright 2015 Frédéric Massart - FMCorz.net
22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24
25require_once(__DIR__ . '/../config.php');
26require_once($CFG->libdir . '/navigationlib.php');
27
28require_login(null, false);
29if (isguestuser()) {
baa850a3 30 throw new require_login_exception('Guests are not allowed here.');
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31}
32
33$userid = optional_param('userid', $USER->id, PARAM_INT);
34$currentuser = $userid == $USER->id;
35
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36// Check that the user is a valid user.
37$user = core_user::get_user($userid);
38if (!$user || !core_user::is_real_user($userid)) {
39 throw new moodle_exception('invaliduser', 'error');
40}
41
42$PAGE->set_context(context_user::instance($userid));
43$PAGE->set_url('/user/preferences.php', array('userid' => $userid));
44$PAGE->set_pagelayout('admin');
45$PAGE->set_pagetype('user-preferences');
e14388e3 46$PAGE->set_title(get_string('preferences'));
880c5073 47$PAGE->set_heading(fullname($user));
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48
49if (!$currentuser) {
0e8418a8 50 $PAGE->navigation->extend_for_user($user);
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51 // Need to check that settings exist.
52 if ($settings = $PAGE->settingsnav->find('userviewingsettings' . $user->id, null)) {
53 $settings->make_active();
54 }
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55 $url = new moodle_url('/user/preferences.php', array('userid' => $userid));
56 $navbar = $PAGE->navbar->add(get_string('preferences', 'moodle'), $url);
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57 // Show an error if there are no preferences that this user has access to.
58 if (!$PAGE->settingsnav->can_view_user_preferences($userid)) {
59 throw new moodle_exception('cannotedituserpreferences', 'error');
60 }
0e8418a8 61} else {
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62 // Shutdown the users node in the navigation menu.
63 $usernode = $PAGE->navigation->find('users', null);
64 $usernode->make_inactive();
65
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66 $settings = $PAGE->settingsnav->find('usercurrentsettings', null);
67 $settings->make_active();
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68}
69
70// Identifying the nodes.
71$groups = array();
72$orphans = array();
73foreach ($settings->children as $setting) {
74 if ($setting->has_children()) {
75 $groups[] = new preferences_group($setting->get_content(), $setting->children);
76 } else {
77 $orphans[] = $setting;
78 }
79}
80if (!empty($orphans)) {
81 $groups[] = new preferences_group(get_string('miscellaneous'), $orphans);
82}
83$preferences = new preferences_groups($groups);
84
85echo $OUTPUT->header();
4e1f6047 86echo $OUTPUT->heading(get_string('preferences'));
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87echo $OUTPUT->render($preferences);
88echo $OUTPUT->footer();