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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Fetches language packages from download.moodle.org server
*
* Language packages are available at https://download.moodle.org/langpack/
* in ZIP format together with a file languages.md5 containing their hashes
* and meta info.
* Locally, language packs are saved into $CFG->dataroot/lang/
*
* @package tool
* @subpackage langimport
* @copyright 2005 Yu Zhang
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require(__DIR__.'/../../../config.php');
require_once($CFG->libdir.'/adminlib.php');
admin_externalpage_setup('toollangimport');
if (empty($CFG->langotherroot)) {
throw new moodle_exception('missingcfglangotherroot', 'tool_langimport');
}
$mode = optional_param('mode', 0, PARAM_INT); // action
$pack = optional_param_array('pack', array(), PARAM_SAFEDIR); // pack to install
$uninstalllang = optional_param_array('uninstalllang', array(), PARAM_LANG);// installed pack to uninstall
$confirmtounistall = optional_param('confirmtouninstall', '', PARAM_SAFEPATH); // uninstallation confirmation
$purgecaches = optional_param('purgecaches', false, PARAM_BOOL); // explicit caches reset
if ($purgecaches) {
require_sesskey();
get_string_manager()->reset_caches();
redirect($PAGE->url);
}
if (!empty($CFG->skiplangupgrade)) {
echo $OUTPUT->header();
echo $OUTPUT->box(get_string('langimportdisabled', 'tool_langimport'));
echo $OUTPUT->single_button(new moodle_url($PAGE->url, array('purgecaches' => 1)), get_string('purgestringcaches', 'tool_langimport'));
echo $OUTPUT->footer();
die;
}
define('INSTALLATION_OF_SELECTED_LANG', 2);
define('DELETION_OF_SELECTED_LANG', 4);
define('UPDATE_ALL_LANG', 5);
get_string_manager()->reset_caches();
$controller = new tool_langimport\controller();
if (($mode == INSTALLATION_OF_SELECTED_LANG) and confirm_sesskey() and !empty($pack)) {
core_php_time_limit::raise();
$controller->install_languagepacks($pack);
}
if ($mode == DELETION_OF_SELECTED_LANG and (!empty($uninstalllang) or !empty($confirmtounistall))) {
// Actually deleting languages, languages to delete are passed as GET parameter as string
// ...need to populate them to array.
if (empty($uninstalllang)) {
$uninstalllang = explode('/', $confirmtounistall);
}
if (in_array('en', $uninstalllang)) {
// TODO.
$controller->errors[] = get_string('noenglishuninstall', 'tool_langimport');
} else if (empty($confirmtounistall) and confirm_sesskey()) { // User chose langs to be deleted, show confirmation.
echo $OUTPUT->header();
echo $OUTPUT->confirm(get_string('uninstallconfirm', 'tool_langimport', implode(', ', $uninstalllang)),
new moodle_url($PAGE->url, array(
'mode' => DELETION_OF_SELECTED_LANG,
'confirmtouninstall' => implode('/', $uninstalllang),
)), $PAGE->url);
echo $OUTPUT->footer();
die;
} else if (confirm_sesskey()) { // Deleting languages.
foreach ($uninstalllang as $ulang) {
$controller->uninstall_language($ulang);
}
}
}
if ($mode == UPDATE_ALL_LANG) {
core_php_time_limit::raise();
$controller->update_all_installed_languages();
}
get_string_manager()->reset_caches();
echo $OUTPUT->header();
echo $OUTPUT->heading(get_string('langimport', 'tool_langimport'));
$installedlangs = get_string_manager()->get_list_of_translations(true);
$locale = new \tool_langimport\locale();
$missinglocales = '';
$missingparents = array();
foreach ($installedlangs as $installedlang => $langpackname) {
// Check locale availability.
if (!$locale->check_locale_availability($installedlang)) {
$missinglocales .= '<li>'.$langpackname.'</li>';
}
$parent = get_parent_language($installedlang);
if (empty($parent)) {
continue;
}
if (!isset($installedlangs[$parent])) {
$missingparents[$installedlang] = $parent;
}
}
if (!empty($missinglocales)) {
// There is at least one missing locale.
$a = new stdClass();
$a->globallocale = moodle_getlocale();
$a->missinglocales = $missinglocales;
$controller->errors[] = get_string('langunsupported', 'tool_langimport', $a);
}
if ($availablelangs = $controller->availablelangs) {
$remote = true;
} else {
$remote = false;
$availablelangs = array();
$a = [
'src' => $controller->lang_pack_url(),
'dest' => $CFG->dataroot.'/lang/',
];
$errormessage = get_string('downloadnotavailable', 'tool_langimport', $a);
\core\notification::error($errormessage);
}
if ($controller->info) {
$info = implode('<br />', $controller->info);
\core\notification::success($info);
}
if ($controller->errors) {
$info = implode('<br />', $controller->errors);
\core\notification::error($info);
}
if ($missingparents) {
foreach ($missingparents as $l => $parent) {
$a = new stdClass();
$a->lang = $installedlangs[$l];
$a->parent = $parent;
foreach ($availablelangs as $alang) {
if ($alang[0] == $parent) {
$shortlang = $alang[0];
$a->parent = $alang[2].' ('.$shortlang.')';
}
}
$info = get_string('missinglangparent', 'tool_langimport', $a);
\core\notification::error($info);
}
}
$uninstallurl = new moodle_url('/admin/tool/langimport/index.php', array('mode' => DELETION_OF_SELECTED_LANG));
$updateurl = null;
if ($remote) {
$updateurl = new moodle_url('/admin/tool/langimport/index.php', array('mode' => UPDATE_ALL_LANG));
}
$installurl = new moodle_url('/admin/tool/langimport/index.php', array('mode' => INSTALLATION_OF_SELECTED_LANG));
// List of available languages.
$options = array();
foreach ($availablelangs as $alang) {
if (!empty($alang[0]) and trim($alang[0]) !== 'en' and !$controller->is_installed_lang($alang[0], $alang[1])) {
$options[$alang[0]] = $alang[2].' ‎('.$alang[0].')‎';
}
}
$renderable = new \tool_langimport\output\langimport_page($installedlangs, $options, $uninstallurl, $updateurl, $installurl);
$output = $PAGE->get_renderer('tool_langimport');
echo $output->render($renderable);
$PAGE->requires->strings_for_js(array('uninstallconfirm', 'uninstall', 'selectlangs', 'noenglishuninstall'),
'tool_langimport');
$PAGE->requires->yui_module('moodle-core-languninstallconfirm',
'Y.M.core.languninstallconfirm.init',
array(array('uninstallUrl' => $uninstallurl->out()))
);
echo $OUTPUT->footer();