/**
* Creates a ZIP package of the extension and prepares it for downloading.
* @param string $ext_name The name of the extension.
* @return null|bool
*/
public static function download_extension($ext_name)
{
$composery = files::getComposer(objects::$phpbb_root_path . 'ext/' . $ext_name);
if (!$composery) {
return false;
}
$string = @file_get_contents($composery);
if ($string === false) {
return false;
}
$json_a = json_decode($string, true);
$composer_ext_name = isset($json_a['name']) ? $json_a['name'] : '';
$composer_ext_type = isset($json_a['type']) ? $json_a['type'] : '';
if ($composer_ext_name !== $ext_name || $composer_ext_type !== "phpbb-extension") {
return false;
}
$ext_version = isset($json_a['version']) ? $json_a['version'] : '0.0.0';
$ext_delete_suffix = objects::$request->variable('ext_delete_suffix', false);
if ($ext_delete_suffix) {
$restore_composery = false;
if (isset($json_a['version']) && preg_match("/^([\\d]+\\.[\\d]+\\.[\\d]+)(.+)\$/u", $ext_version, $matches)) {
$restore_composery = $string;
$fp = @fopen($composery, 'w');
if ($fp) {
$string = preg_replace("/\"version\"\\:[\\s]*\"" . preg_quote($ext_version, "/") . "\"/u", "\"version\": \"" . $matches[1] . "\"", $string);
fwrite($fp, $string);
fclose($fp);
$ext_version = $matches[1];
}
}
}
$download_name = str_replace('/', '_', $ext_name) . "_" . str_replace('.', '_', $ext_version);
$ext_tmp = objects::$phpbb_root_path . 'ext/' . objects::$upload_ext_name . '/tmp/' . (int) objects::$user->data['user_id'];
// Ensure that we don't have any previous files in the working directory.
if (is_dir($ext_tmp)) {
if (!files::catch_errors(files::rrmdir($ext_tmp))) {
return false;
}
} else {
files::recursive_mkdir($ext_tmp);
}
$download_path = $ext_tmp . '/' . $download_name;
files::save_zip_archive('ext/' . $ext_name . '/', $download_name, $ext_tmp);
filedownload::download_file($download_path, $download_name, 'application/zip');
files::rrmdir($ext_tmp);
// No errors are printed here.
if ($ext_delete_suffix && $restore_composery) {
$fp = @fopen($composery, 'w');
if ($fp) {
fwrite($fp, $restore_composery);
fclose($fp);
}
}
}
/**
* Original copyright information for the function from AutoMOD.
* The function was almost totally changed by the authors of Upload Extensions.
* @package automod
* @copyright (c) 2008 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
*
* @param string $action Requested action.
* @return \filespec|bool
*/
public function proceed_upload($action)
{
global $phpbb_root_path, $phpEx, $user, $request;
//$can_upload = (@ini_get('file_uploads') == '0' || strtolower(@ini_get('file_uploads')) == 'off' || !@extension_loaded('zlib')) ? false : true;
$user->add_lang('posting');
// For error messages
if (!class_exists('\\fileupload')) {
include $phpbb_root_path . 'includes/functions_upload.' . $phpEx;
}
$upload = new \fileupload();
$upload->set_allowed_extensions(array('zip'));
// Only allow ZIP files
// Make sure the ext/ directory exists and if it doesn't, create it
if (!is_dir($phpbb_root_path . 'ext')) {
if (!files::catch_errors(files::recursive_mkdir($phpbb_root_path . 'ext'))) {
return false;
}
}
if (!is_writable($phpbb_root_path . 'ext')) {
files::catch_errors($user->lang['EXT_NOT_WRITABLE']);
return false;
}
if (!is_dir(objects::$zip_dir)) {
if (!files::catch_errors(files::recursive_mkdir(objects::$zip_dir))) {
return false;
}
}
if (!is_writable($phpbb_root_path . 'ext/' . objects::$upload_ext_name . '/tmp')) {
if (!phpbb_chmod($phpbb_root_path . 'ext/' . objects::$upload_ext_name . '/tmp', CHMOD_READ | CHMOD_WRITE)) {
files::catch_errors($user->lang['EXT_TMP_NOT_WRITABLE']);
return false;
}
}
$file = false;
// Proceed with the upload
if ($action == 'upload') {
if (!$request->is_set("extupload", \phpbb\request\request_interface::FILES)) {
files::catch_errors($user->lang['NO_UPLOAD_FILE']);
return false;
}
$file = $upload->form_upload('extupload');
} else {
if ($action == 'upload_remote') {
$php_ini = new \phpbb\php\ini();
if (!$php_ini->get_bool('allow_url_fopen')) {
files::catch_errors($user->lang['EXT_ALLOW_URL_FOPEN_DISABLED']);
return false;
}
$remote_url = $request->variable('remote_upload', '');
if (!extension_loaded('openssl') && 'https' === substr($remote_url, 0, 5)) {
files::catch_errors($user->lang['EXT_OPENSSL_DISABLED']);
return false;
}
$file = files::remote_upload($upload, $user, $remote_url);
}
}
return $file;
}