/** * Parse message body for UUencoded attachments bodies * * @param rcube_message_part $part Message part to decode * @return array */ function uu_decode(&$part) { // @TODO: messages may be huge, hadle body via file if (!isset($part->body)) { $this->storage->set_folder($this->folder); $part->body = $this->storage->get_message_part($this->uid, $part->mime_id, $part); } $parts = array(); // FIXME: line length is max.65? $uu_regexp = '/begin [0-7]{3,4} ([^\\n]+)\\n/s'; if (preg_match_all($uu_regexp, $part->body, $matches, PREG_SET_ORDER)) { // update message content-type $part->ctype_primary = 'multipart'; $part->ctype_secondary = 'mixed'; $part->mimetype = $part->ctype_primary . '/' . $part->ctype_secondary; $uu_endstring = "`\nend\n"; // add attachments to the structure foreach ($matches as $pid => $att) { $startpos = strpos($part->body, $att[1]) + strlen($att[1]) + 1; // "\n" $endpos = strpos($part->body, $uu_endstring); $filebody = substr($part->body, $startpos, $endpos - $startpos); // remove attachments bodies from the message body $part->body = substr_replace($part->body, "", $startpos, $endpos + strlen($uu_endstring) - $startpos); $uupart = new rcube_message_part(); $uupart->filename = trim($att[1]); $uupart->encoding = 'stream'; $uupart->body = convert_uudecode($filebody); $uupart->size = strlen($uupart->body); $uupart->mime_id = 'uu.' . $part->mime_id . '.' . $pid; $ctype = rcube_mime::content_type($uupart->body, $uupart->filename, 'application/octet-stream', true); $uupart->mimetype = $ctype; list($uupart->ctype_primary, $uupart->ctype_secondary) = explode('/', $ctype); $parts[] = $uupart; unset($matches[$pid]); } // remove attachments bodies from the message body $part->body = preg_replace($uu_regexp, '', $part->body); } return $parts; }