source: moodle/trunk/fuentes/admin/tool/langimport/index.php @ 1331

Last change on this file since 1331 was 1331, checked in by jrpelegrina, 3 years ago

Updated to moodle 3.0.3

File size: 8.8 KB
Line 
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 * Fetches language packages from download.moodle.org server
19 *
20 * Language packages are available at https://download.moodle.org/langpack/
21 * in ZIP format together with a file languages.md5 containing their hashes
22 * and meta info.
23 * Locally, language packs are saved into $CFG->dataroot/lang/
24 *
25 * @package    tool
26 * @subpackage langimport
27 * @copyright  2005 Yu Zhang
28 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
29 */
30
31require(__DIR__.'/../../../config.php');
32require_once($CFG->libdir.'/adminlib.php');
33
34admin_externalpage_setup('toollangimport');
35
36if (empty($CFG->langotherroot)) {
37    throw new moodle_exception('missingcfglangotherroot', 'tool_langimport');
38}
39
40$mode               = optional_param('mode', 0, PARAM_INT);              // action
41$pack               = optional_param_array('pack', array(), PARAM_SAFEDIR);    // pack to install
42$uninstalllang      = optional_param_array('uninstalllang', array(), PARAM_LANG);// installed pack to uninstall
43$confirmtounistall  = optional_param('confirmtouninstall', '', PARAM_ALPHAEXT);  // uninstallation confirmation
44$purgecaches        = optional_param('purgecaches', false, PARAM_BOOL);  // explicit caches reset
45
46if ($purgecaches) {
47    require_sesskey();
48    get_string_manager()->reset_caches();
49    redirect($PAGE->url);
50}
51
52if (!empty($CFG->skiplangupgrade)) {
53    echo $OUTPUT->header();
54    echo $OUTPUT->box(get_string('langimportdisabled', 'tool_langimport'));
55    echo $OUTPUT->single_button(new moodle_url($PAGE->url, array('purgecaches' => 1)), get_string('purgestringcaches', 'tool_langimport'));
56    echo $OUTPUT->footer();
57    die;
58}
59
60define('INSTALLATION_OF_SELECTED_LANG', 2);
61define('DELETION_OF_SELECTED_LANG', 4);
62define('UPDATE_ALL_LANG', 5);
63
64get_string_manager()->reset_caches();
65
66$controller = new tool_langimport\controller();
67
68if (($mode == INSTALLATION_OF_SELECTED_LANG) and confirm_sesskey() and !empty($pack)) {
69    core_php_time_limit::raise();
70    $controller->install_languagepacks($pack);
71}
72
73if ($mode == DELETION_OF_SELECTED_LANG and (!empty($uninstalllang) or !empty($confirmtounistall))) {
74    // Actually deleting languages, languages to delete are passed as GET parameter as string
75    // ...need to populate them to array.
76    if (empty($uninstalllang)) {
77        $uninstalllang = explode('-', $confirmtounistall);
78    }
79
80    if (in_array('en', $uninstalllang)) {
81        // TODO.
82        $controller->errors[] = get_string('noenglishuninstall', 'tool_langimport');
83
84    } else if (empty($confirmtounistall) and confirm_sesskey()) { // User chose langs to be deleted, show confirmation.
85        echo $OUTPUT->header();
86        echo $OUTPUT->confirm(get_string('uninstallconfirm', 'tool_langimport', implode(', ', $uninstalllang)),
87                     'index.php?mode='.DELETION_OF_SELECTED_LANG.'&confirmtouninstall='.implode('-', $uninstalllang),
88                     'index.php');
89        echo $OUTPUT->footer();
90        die;
91
92    } else if (confirm_sesskey()) {   // Deleting languages.
93        foreach ($uninstalllang as $ulang) {
94            $controller->uninstall_language($ulang);
95        }
96
97    }
98}
99
100if ($mode == UPDATE_ALL_LANG) {
101    core_php_time_limit::raise();
102    $controller->update_all_installed_languages();
103}
104get_string_manager()->reset_caches();
105
106echo $OUTPUT->header();
107echo $OUTPUT->heading(get_string('langimport', 'tool_langimport'));
108
109$installedlangs = get_string_manager()->get_list_of_translations(true);
110
111$missingparents = array();
112foreach ($installedlangs as $installedlang => $unused) {
113    $parent = get_parent_language($installedlang);
114    if (empty($parent)) {
115        continue;
116    }
117    if (!isset($installedlangs[$parent])) {
118        $missingparents[$installedlang] = $parent;
119    }
120}
121
122if ($availablelangs = $controller->availablelangs) {
123    $remote = true;
124} else {
125    $remote = false;
126    $availablelangs = array();
127    echo $OUTPUT->box_start();
128    print_string('remotelangnotavailable', 'tool_langimport', $CFG->dataroot.'/lang/');
129    echo $OUTPUT->box_end();
130}
131
132if ($controller->info) {
133    $info = implode('<br />', $controller->info);
134    echo $OUTPUT->notification($info, 'notifysuccess');
135}
136
137if ($controller->errors) {
138    $info = implode('<br />', $controller->errors);
139    echo $OUTPUT->notification($info, 'notifyproblem');
140}
141
142if ($missingparents) {
143    foreach ($missingparents as $l => $parent) {
144        $a = new stdClass();
145        $a->lang   = $installedlangs[$l];
146        $a->parent = $parent;
147        foreach ($availablelangs as $alang) {
148            if ($alang[0] == $parent) {
149                $shortlang = $alang[0];
150                $a->parent = $alang[2].' ('.$shortlang.')';
151            }
152        }
153        $info = get_string('missinglangparent', 'tool_langimport', $a);
154        echo $OUTPUT->notification($info, 'notifyproblem');
155    }
156}
157
158echo $OUTPUT->box_start();
159
160echo html_writer::start_tag('table');
161echo html_writer::start_tag('tr');
162
163// list of installed languages
164$url = new moodle_url('/admin/tool/langimport/index.php', array('mode' => DELETION_OF_SELECTED_LANG));
165echo html_writer::start_tag('td', array('valign' => 'top'));
166echo html_writer::start_tag('form', array('id' => 'uninstallform', 'action' => $url->out(), 'method' => 'post'));
167echo html_writer::start_tag('fieldset');
168echo html_writer::label(get_string('installedlangs', 'tool_langimport'), 'menuuninstalllang');
169echo html_writer::empty_tag('br');
170echo html_writer::select($installedlangs, 'uninstalllang[]', '', false, array('size' => 15, 'multiple' => 'multiple'));
171echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey', 'value' => sesskey()));
172echo html_writer::empty_tag('br');
173echo html_writer::empty_tag('input', array('id' => 'languninstallbutton',
174                                         'type' => 'submit',
175                                         'value' => get_string('uninstall', 'tool_langimport'))
176                            );
177echo html_writer::end_tag('fieldset');
178echo html_writer::end_tag('form');
179if ($remote) {
180    $url = new moodle_url('/admin/tool/langimport/index.php', array('mode' => UPDATE_ALL_LANG));
181    echo html_writer::start_tag('form', array('id' => 'updateform', 'action' => $url->out(), 'method' => 'post'));
182    echo html_writer::tag('fieldset', html_writer::empty_tag('input', array('type' => 'submit', 'value' => get_string('updatelangs','tool_langimport'))));
183    echo html_writer::end_tag('form');
184}
185echo html_writer::end_tag('td');
186
187// list of available languages
188$options = array();
189foreach ($availablelangs as $alang) {
190    if (!empty($alang[0]) and trim($alang[0]) !== 'en' and !$controller->is_installed_lang($alang[0], $alang[1])) {
191        $options[$alang[0]] = $alang[2].' &lrm;('.$alang[0].')&lrm;';
192    }
193}
194if (!empty($options)) {
195    echo html_writer::start_tag('td', array('valign' => 'top'));
196    $url = new moodle_url('/admin/tool/langimport/index.php', array('mode' => INSTALLATION_OF_SELECTED_LANG));
197    echo html_writer::start_tag('form', array('id' => 'installform', 'action' => $url->out(), 'method' => 'post'));
198    echo html_writer::start_tag('fieldset');
199    echo html_writer::label(get_string('availablelangs','install'), 'menupack');
200    echo html_writer::empty_tag('br');
201    echo html_writer::select($options, 'pack[]', '', false, array('size' => 15, 'multiple' => 'multiple'));
202    echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey', 'value' => sesskey()));
203    echo html_writer::empty_tag('br');
204    echo html_writer::empty_tag('input', array('type' => 'submit', 'value' => get_string('install','tool_langimport')));
205    echo html_writer::end_tag('fieldset');
206    echo html_writer::end_tag('form');
207    echo html_writer::end_tag('td');
208}
209
210echo html_writer::end_tag('tr');
211echo html_writer::end_tag('table');
212echo $OUTPUT->box_end();
213
214$uninstallurl = new moodle_url('/admin/tool/langimport/index.php');
215$PAGE->requires->strings_for_js(array('uninstallconfirm', 'uninstall', 'selectlangs', 'noenglishuninstall'),
216                                'tool_langimport');
217$PAGE->requires->yui_module('moodle-core-languninstallconfirm',
218                            'Y.M.core.languninstallconfirm.init',
219                             array(array('uninstallUrl' => $uninstallurl->out()))
220                            );
221echo $OUTPUT->footer();
222die();
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