open($zip_path, ZipArchive::CREATE) === true) { $zip_filename = self::zip_archive_handler($zip, $attach_ids, $attach_path); $zip->close(); $meta = [ 'zip_filename' => $zip_filename, 'zip_path' => $zip_path ]; Verify::create('zip_token', 0, $token, json_encode($meta)); json_return_and_die([ 'success' => true, 'token' => $token ]); } } } function get() { if(argc() < 2) { notice( t('Item not available.') . EOL); return; } $token = ((x($_REQUEST, 'token')) ? $_REQUEST['token'] : ''); if(argv(1) === 'download') { $meta = Verify::get_meta('zip_token', 0, $token); if(! $meta) killme(); $meta = json_decode($meta, true); header('Content-Type: application/zip'); header('Content-Disposition: attachment; filename="'. $meta['zip_filename'] . '"'); header('Content-Length: ' . filesize($meta['zip_path'])); $istream = fopen($meta['zip_path'], 'rb'); $ostream = fopen('php://output', 'wb'); if($istream && $ostream) { pipe_streams($istream, $ostream); fclose($istream); fclose($ostream); } unlink($meta['zip_path']); killme(); } $r = attach_by_hash(argv(1),get_observer_hash(),((argc() > 2) ? intval(argv(2)) : 0)); if(! $r['success']) { notice( $r['message'] . EOL); return; } $c = q("select channel_address from channel where channel_id = %d limit 1", intval($r['data']['uid']) ); if(! $c) return; $unsafe_types = array('text/html','text/css','application/javascript'); if(in_array($r['data']['filetype'],$unsafe_types) && (! channel_codeallowed($r['data']['uid']))) { header('Content-Type: text/plain'); } else { header('Content-Type: ' . $r['data']['filetype']); } header('Content-Disposition: attachment; filename="' . $r['data']['filename'] . '"'); if(intval($r['data']['os_storage'])) { $fname = $r['data']['content']; if(strpos($fname,'store') !== false) $istream = fopen($fname,'rb'); else $istream = fopen('store/' . $c[0]['channel_address'] . '/' . $fname,'rb'); $ostream = fopen('php://output','wb'); if($istream && $ostream) { pipe_streams($istream, $ostream); fclose($istream); fclose($ostream); } } else echo $r['data']['content']; killme(); } public function zip_archive_handler($zip, $attach_ids, $attach_path, $pass = 1) { $observer_hash = get_observer_hash(); $single = ((count($attach_ids) == 1) ? true : false); $download_name = 'download.zip'; foreach($attach_ids as $attach_id) { $r = attach_by_id($attach_id, $observer_hash); if (! $r['success']) { continue; } if ($r['data']['is_dir'] && $single && $pass === 1) $download_name = $r['data']['filename'] . '.zip'; $zip_path = $r['data']['display_path']; if ($attach_path) { $strip_str = $attach_path . '/'; $count = strlen($strip_str); $zip_path = substr($r['data']['display_path'], $count); } if ($r['data']['is_dir']) { $zip->addEmptyDir($zip_path); $d = q("SELECT id FROM attach WHERE folder = '%s'", dbesc($r['data']['hash']) ); $attach_ids = ids_to_array($d); self::zip_archive_handler($zip, $attach_ids, $attach_path, $pass++); } else { $file_path = $r['data']['content']; $zip->addFile($file_path, $zip_path); // compressing can be ressource intensive - just store the data $zip->setCompressionName($zip_path, ZipArchive::CM_STORE); } } return $download_name; } }