286 lines
9.3 KiB
PHP
286 lines
9.3 KiB
PHP
<?php
|
|
/*
|
|
* StatusNet - the distributed open-source microblogging tool
|
|
* Copyright (C) 2008, 2009, StatusNet, Inc.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
require_once(INSTALLDIR . '/lib/mail.php');
|
|
require_once('Mail/mimeDecode.php');
|
|
|
|
// @todo FIXME: we use both Mail_mimeDecode and mailparse
|
|
// Need to move everything to mailparse
|
|
|
|
class MailHandler
|
|
{
|
|
function __construct()
|
|
{
|
|
}
|
|
|
|
function handle_message($rawmessage)
|
|
{
|
|
list($from, $to, $msg, $attachments) = $this->parse_message($rawmessage);
|
|
if (!$from || !$to || !$msg) {
|
|
// TRANS: Error message in incoming mail handler used when an incoming e-mail cannot be processed.
|
|
$this->error(null, _('Could not parse message.'));
|
|
}
|
|
common_log(LOG_INFO, "Mail from $from to $to with ".count($attachments) .' attachment(s): ' .substr($msg, 0, 20));
|
|
$user = $this->user_from_header($from);
|
|
if (!$user) {
|
|
// TRANS: Error message in incoming mail handler used when an incoming e-mail is not from a registered user.
|
|
$this->error($from, _('Not a registered user.'));
|
|
return false;
|
|
}
|
|
if (!$this->user_match_to($user, $to)) {
|
|
// TRANS: Error message in incoming mail handler used when an incoming e-mail is not from a user's incoming e-mail address.
|
|
$this->error($from, _('Sorry, that is not your incoming email address.'));
|
|
return false;
|
|
}
|
|
if (!$user->emailpost) {
|
|
// TRANS: Error message in incoming mail handler used when no incoming e-mail is allowed.
|
|
$this->error($from, _('Sorry, no incoming email allowed.'));
|
|
return false;
|
|
}
|
|
$response = $this->handle_command($user, $from, $msg);
|
|
if ($response) {
|
|
return true;
|
|
}
|
|
$msg = $this->cleanup_msg($msg);
|
|
$msg = $user->shortenLinks($msg);
|
|
if (Notice::contentTooLong($msg)) {
|
|
// TRANS: Error message in incoming mail handler used when an incoming e-mail contains too many characters.
|
|
$this->error($from, sprintf(_m('That\'s too long. Maximum notice size is %d character.',
|
|
'That\'s too long. Maximum notice size is %d characters.',
|
|
Notice::maxContent()),
|
|
Notice::maxContent()));
|
|
}
|
|
|
|
$mediafiles = array();
|
|
|
|
foreach($attachments as $attachment){
|
|
$mf = null;
|
|
|
|
try {
|
|
$mf = MediaFile::fromFilehandle($attachment, $user->getProfile());
|
|
} catch(ClientException $ce) {
|
|
$this->error($from, $ce->getMessage());
|
|
}
|
|
|
|
$msg .= ' ' . $mf->shortUrl();
|
|
|
|
array_push($mediafiles, $mf);
|
|
fclose($attachment);
|
|
}
|
|
|
|
$err = $this->add_notice($user, $msg, $mediafiles);
|
|
|
|
if (is_string($err)) {
|
|
$this->error($from, $err);
|
|
return false;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
function error($from, $msg)
|
|
{
|
|
file_put_contents("php://stderr", $msg . "\n");
|
|
exit(1);
|
|
}
|
|
|
|
function user_from_header($from_hdr)
|
|
{
|
|
$froms = mailparse_rfc822_parse_addresses($from_hdr);
|
|
if (!$froms) {
|
|
return null;
|
|
}
|
|
$from = $froms[0];
|
|
$addr = common_canonical_email($from['address']);
|
|
$user = User::getKV('email', $addr);
|
|
if (!$user) {
|
|
$user = User::getKV('smsemail', $addr);
|
|
}
|
|
return $user;
|
|
}
|
|
|
|
function user_match_to($user, $to_hdr)
|
|
{
|
|
$incoming = $user->incomingemail;
|
|
$tos = mailparse_rfc822_parse_addresses($to_hdr);
|
|
foreach ($tos as $to) {
|
|
if (strcasecmp($incoming, $to['address']) == 0) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function handle_command($user, $from, $msg)
|
|
{
|
|
$inter = new CommandInterpreter();
|
|
$cmd = $inter->handle_command($user, $msg);
|
|
if ($cmd) {
|
|
$cmd->execute(new MailChannel($from));
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function respond($from, $to, $response)
|
|
{
|
|
$headers['From'] = $to;
|
|
$headers['To'] = $from;
|
|
// TRANS: E-mail subject for reply to an e-mail command.
|
|
$headers['Subject'] = _('Command complete');
|
|
|
|
return mail_send(array($from), $headers, $response);
|
|
}
|
|
|
|
function log($level, $msg)
|
|
{
|
|
common_log($level, 'MailDaemon: '.$msg);
|
|
}
|
|
|
|
function add_notice($user, $msg, $mediafiles)
|
|
{
|
|
try {
|
|
$notice = Notice::saveNew($user->id, $msg, 'mail');
|
|
} catch (Exception $e) {
|
|
$this->log(LOG_ERR, $e->getMessage());
|
|
return $e->getMessage();
|
|
}
|
|
foreach($mediafiles as $mf){
|
|
$mf->attachToNotice($notice);
|
|
}
|
|
|
|
$this->log(LOG_INFO,
|
|
'Added notice ' . $notice->id . ' from user ' . $user->nickname);
|
|
return true;
|
|
}
|
|
|
|
function parse_message($contents)
|
|
{
|
|
$parsed = Mail_mimeDecode::decode(array('input' => $contents,
|
|
'include_bodies' => true,
|
|
'decode_headers' => true,
|
|
'decode_bodies' => true));
|
|
if (!$parsed) {
|
|
return null;
|
|
}
|
|
|
|
$from = $parsed->headers['from'];
|
|
|
|
$to = $parsed->headers['to'];
|
|
|
|
$type = $parsed->ctype_primary . '/' . $parsed->ctype_secondary;
|
|
|
|
$attachments = array();
|
|
|
|
$this->extract_part($parsed,$msg,$attachments);
|
|
|
|
return array($from, $to, $msg, $attachments);
|
|
}
|
|
|
|
function extract_part($parsed,&$msg,&$attachments){
|
|
if ($parsed->ctype_primary == 'multipart') {
|
|
if($parsed->ctype_secondary == 'alternative'){
|
|
$altmsg = $this->extract_msg_from_multipart_alternative_part($parsed);
|
|
if(!empty($altmsg)) $msg = $altmsg;
|
|
}else{
|
|
foreach($parsed->parts as $part){
|
|
$this->extract_part($part,$msg,$attachments);
|
|
}
|
|
}
|
|
} else if ($parsed->ctype_primary == 'text'
|
|
&& $parsed->ctype_secondary=='plain') {
|
|
$msg = $parsed->body;
|
|
if(strtolower($parsed->ctype_parameters['charset']) != "utf-8"){
|
|
$msg = utf8_encode($msg);
|
|
}
|
|
}else if(!empty($parsed->body)){
|
|
if(common_config('attachments', 'uploads')){
|
|
//only save attachments if uploads are enabled
|
|
$attachment = tmpfile();
|
|
fwrite($attachment, $parsed->body);
|
|
$attachments[] = $attachment;
|
|
}
|
|
}
|
|
}
|
|
|
|
function extract_msg_from_multipart_alternative_part($parsed){
|
|
foreach ($parsed->parts as $part) {
|
|
$this->extract_part($part,$msg,$attachments);
|
|
}
|
|
//we don't want any attachments that are a result of this parsing
|
|
return $msg;
|
|
}
|
|
|
|
function unsupported_type($type)
|
|
{
|
|
// TRANS: Error message in incoming mail handler used when an incoming e-mail is of an unsupported type.
|
|
// TRANS: %s is the unsupported type.
|
|
$this->error(null, sprintf(_('Unsupported message type: %s.'), $type));
|
|
}
|
|
|
|
function cleanup_msg($msg)
|
|
{
|
|
$lines = explode("\n", $msg);
|
|
|
|
$output = '';
|
|
|
|
foreach ($lines as $line) {
|
|
// skip quotes
|
|
if (preg_match('/^\s*>.*$/', $line)) {
|
|
continue;
|
|
}
|
|
// skip start of quote
|
|
if (preg_match('/^\s*On.*wrote:\s*$/', $line)) {
|
|
continue;
|
|
}
|
|
// probably interesting to someone, not us
|
|
if (preg_match('/^\s*Sent via/', $line)) {
|
|
continue;
|
|
}
|
|
if (preg_match('/^\s*Sent from my/', $line)) {
|
|
continue;
|
|
}
|
|
|
|
// skip everything after a sig
|
|
if (preg_match('/^\s*--+\s*$/', $line) ||
|
|
preg_match('/^\s*__+\s*$/', $line))
|
|
{
|
|
break;
|
|
}
|
|
// skip everything after Outlook quote
|
|
if (preg_match('/^\s*-+\s*Original Message\s*-+\s*$/', $line)) {
|
|
break;
|
|
}
|
|
// skip everything after weird forward
|
|
if (preg_match('/^\s*Begin\s+forward/', $line)) {
|
|
break;
|
|
}
|
|
// skip everything after a blank line if we already have content
|
|
if ($output !== '' && $line === '') {
|
|
break;
|
|
}
|
|
|
|
$output .= ' ' . $line;
|
|
}
|
|
|
|
preg_replace('/\s+/', ' ', $output);
|
|
return trim($output);
|
|
}
|
|
}
|