source: subversion/trunk/roundcubemail/program/steps/mail/sendmail.inc @ 5301

Last change on this file since 5301 was 5301, checked in by alec, 20 months ago
  • Don't print error to the log when trying to delete non-existing draft message
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 25.0 KB
Line 
1<?php
2
3/*
4 +-----------------------------------------------------------------------+
5 | program/steps/mail/sendmail.inc                                       |
6 |                                                                       |
7 | This file is part of the Roundcube Webmail client                     |
8 | Copyright (C) 2005-2010, The Roundcube Dev Team                       |
9 | Licensed under the GNU GPL                                            |
10 |                                                                       |
11 | PURPOSE:                                                              |
12 |   Compose a new mail message with all headers and attachments         |
13 |   and send it using the PEAR::Net_SMTP class or with PHP mail()       |
14 |                                                                       |
15 +-----------------------------------------------------------------------+
16 | Author: Thomas Bruederli <roundcube@gmail.com>                        |
17 +-----------------------------------------------------------------------+
18
19 $Id$
20
21*/
22
23// remove all scripts and act as called in frame
24$OUTPUT->reset();
25$OUTPUT->framed = TRUE;
26
27$savedraft = !empty($_POST['_draft']) ? true : false;
28
29$COMPOSE_ID = get_input_value('_id', RCUBE_INPUT_GPC);
30$_SESSION['compose'] = $_SESSION['compose_data_'.$COMPOSE_ID];
31
32/****** checks ********/
33
34if (!isset($_SESSION['compose']['id'])) {
35  raise_error(array('code' => 500, 'type' => 'php',
36    'file' => __FILE__, 'line' => __LINE__,
37    'message' => "Invalid compose ID"), true, false);
38
39  $OUTPUT->show_message('internalerror', 'error');
40  $OUTPUT->send('iframe');
41}
42
43if (!$savedraft) {
44  if (empty($_POST['_to']) && empty($_POST['_cc']) && empty($_POST['_bcc'])
45    && empty($_POST['_subject']) && $_POST['_message']) {
46    $OUTPUT->show_message('sendingfailed', 'error');
47    $OUTPUT->send('iframe');
48  }
49
50  if(!empty($CONFIG['sendmail_delay'])) {
51    $wait_sec = time() - intval($CONFIG['sendmail_delay']) - intval($CONFIG['last_message_time']);
52    if($wait_sec < 0) {
53      $OUTPUT->show_message('senttooquickly', 'error', array('sec' => $wait_sec * -1));
54      $OUTPUT->send('iframe');
55    }
56  }
57}
58
59
60/****** message sending functions ********/
61
62// encrypt parts of the header
63function rcmail_encrypt_header($what)
64{
65  global $CONFIG, $RCMAIL;
66  if (!$CONFIG['http_received_header_encrypt']) {
67    return $what;
68  }
69  return $RCMAIL->encrypt($what);
70}
71
72// get identity record
73function rcmail_get_identity($id)
74{
75  global $USER, $OUTPUT;
76
77  if ($sql_arr = $USER->get_identity($id)) {
78    $out = $sql_arr;
79    $out['mailto'] = $sql_arr['email'];
80    $out['string'] = format_email_recipient($sql_arr['email'],
81      rcube_charset_convert($sql_arr['name'], RCMAIL_CHARSET, $OUTPUT->get_charset()));
82
83    return $out;
84  }
85
86  return FALSE;
87}
88
89/**
90 * go from this:
91 * <img src="http[s]://.../tiny_mce/plugins/emotions/images/smiley-cool.gif" border="0" alt="Cool" title="Cool" />
92 *
93 * to this:
94 *
95 * <img src="/path/on/server/.../tiny_mce/plugins/emotions/images/smiley-cool.gif" border="0" alt="Cool" title="Cool" />
96 * ...
97 */
98function rcmail_fix_emoticon_paths(&$mime_message)
99{
100  global $CONFIG;
101
102  $body = $mime_message->getHTMLBody();
103
104  // remove any null-byte characters before parsing
105  $body = preg_replace('/\x00/', '', $body);
106
107  $searchstr = 'program/js/tiny_mce/plugins/emotions/img/';
108  $offset = 0;
109
110  // keep track of added images, so they're only added once
111  $included_images = array();
112
113  if (preg_match_all('# src=[\'"]([^\'"]+)#', $body, $matches, PREG_OFFSET_CAPTURE)) {
114    foreach ($matches[1] as $m) {
115      // find emoticon image tags
116      if (preg_match('#'.$searchstr.'(.*)$#', $m[0], $imatches)) {
117        $image_name = $imatches[1];
118
119        // sanitize image name so resulting attachment doesn't leave images dir
120        $image_name = preg_replace('/[^a-zA-Z0-9_\.\-]/i', '', $image_name);
121        $img_file = INSTALL_PATH . '/' . $searchstr . $image_name;
122
123        if (! in_array($image_name, $included_images)) {
124          // add the image to the MIME message
125          if (! $mime_message->addHTMLImage($img_file, 'image/gif', '', true, $image_name))
126            $OUTPUT->show_message("emoticonerror", 'error');
127          array_push($included_images, $image_name);
128        }
129
130        $body = substr_replace($body, $img_file, $m[1] + $offset, strlen($m[0]));
131        $offset += strlen($img_file) - strlen($m[0]);
132      }
133    }
134  }
135
136  $mime_message->setHTMLBody($body);
137
138  return $body;
139}
140
141// parse email address input (and count addresses)
142function rcmail_email_input_format($mailto, $count=false, $check=true)
143{
144  global $EMAIL_FORMAT_ERROR, $RECIPIENT_COUNT;
145
146  // simplified email regexp, supporting quoted local part
147  $email_regexp = '(\S+|("[^"]+"))@\S+';
148
149  $regexp  = array('/[,;]\s*[\r\n]+/', '/[\r\n]+/', '/[,;]\s*$/m', '/;/', '/(\S{1})(<'.$email_regexp.'>)/U');
150  $replace = array(', ', ', ', '', ',', '\\1 \\2');
151
152  // replace new lines and strip ending ', ', make address input more valid
153  $mailto = trim(preg_replace($regexp, $replace, $mailto));
154
155  $result = array();
156  $items = rcube_explode_quoted_string(',', $mailto);
157
158  foreach($items as $item) {
159    $item = trim($item);
160    // address in brackets without name (do nothing)
161    if (preg_match('/^<'.$email_regexp.'>$/', $item)) {
162      $item = rcube_idn_to_ascii($item);
163      $result[] = $item;
164    // address without brackets and without name (add brackets)
165    } else if (preg_match('/^'.$email_regexp.'$/', $item)) {
166      $item = rcube_idn_to_ascii($item);
167      $result[] = '<'.$item.'>';
168    // address with name (handle name)
169    } else if (preg_match('/'.$email_regexp.'>*$/', $item, $matches)) {
170      $address = $matches[0];
171      $name = str_replace($address, '', $item);
172      $name = trim($name);
173      if ($name && ($name[0] != '"' || $name[strlen($name)-1] != '"')
174          && preg_match('/[\(\)\<\>\\\.\[\]@,;:"]/', $name)) {
175            $name = '"'.addcslashes($name, '"').'"';
176      }
177      $address = rcube_idn_to_ascii($address);
178      if (!preg_match('/^<'.$email_regexp.'>$/', $address))
179        $address = '<'.$address.'>';
180
181      $result[] = $name.' '.$address;
182      $item = $address;
183    } else if (trim($item)) {
184      continue;
185    }
186
187    // check address format
188    $item = trim($item, '<>');
189    if ($item && $check && !check_email($item)) {
190      $EMAIL_FORMAT_ERROR = $item;
191      return;
192    }
193  }
194
195  if ($count) {
196    $RECIPIENT_COUNT += count($result);
197  }
198
199  return implode(', ', $result);
200}
201
202
203/****** compose message ********/
204
205if (strlen($_POST['_draft_saveid']) > 3)
206  $olddraftmessageid = get_input_value('_draft_saveid', RCUBE_INPUT_POST);
207
208$message_id = rcmail_gen_message_id();
209
210// set default charset
211$input_charset = $OUTPUT->get_charset();
212$message_charset = isset($_POST['_charset']) ? $_POST['_charset'] : $input_charset;
213
214$EMAIL_FORMAT_ERROR = NULL;
215$RECIPIENT_COUNT = 0;
216
217$mailto = rcmail_email_input_format(get_input_value('_to', RCUBE_INPUT_POST, TRUE, $message_charset), true);
218$mailcc = rcmail_email_input_format(get_input_value('_cc', RCUBE_INPUT_POST, TRUE, $message_charset), true);
219$mailbcc = rcmail_email_input_format(get_input_value('_bcc', RCUBE_INPUT_POST, TRUE, $message_charset), true);
220
221if ($EMAIL_FORMAT_ERROR) {
222  $OUTPUT->show_message('emailformaterror', 'error', array('email' => $EMAIL_FORMAT_ERROR));
223  $OUTPUT->send('iframe');
224}
225
226if (empty($mailto) && !empty($mailcc)) {
227  $mailto = $mailcc;
228  $mailcc = null;
229}
230else if (empty($mailto))
231  $mailto = 'undisclosed-recipients:;';
232
233// Get sender name and address...
234$from = get_input_value('_from', RCUBE_INPUT_POST, true, $message_charset);
235// ... from identity...
236if (is_numeric($from)) {
237  if (is_array($identity_arr = rcmail_get_identity($from))) {
238    if ($identity_arr['mailto'])
239      $from = $identity_arr['mailto'];
240    if ($identity_arr['string'])
241      $from_string = $identity_arr['string'];
242  }
243  else {
244    $from = null;
245  }
246}
247// ... if there is no identity record, this might be a custom from
248else if ($from_string = rcmail_email_input_format($from)) {
249  if (preg_match('/(\S+@\S+)/', $from_string, $m))
250    $from = trim($m[1], '<>');
251  else
252    $from = null;
253}
254
255if (!$from_string && $from)
256  $from_string = $from;
257
258// compose headers array
259$headers = array();
260
261// if configured, the Received headers goes to top, for good measure
262if ($CONFIG['http_received_header'])
263{
264  $nldlm = "\r\n\t";
265  // FROM/VIA
266  $http_header = 'from ';
267  if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
268    $host = $_SERVER['HTTP_X_FORWARDED_FOR'];
269    $hostname = gethostbyaddr($host);
270    if ($CONFIG['http_received_header_encrypt']) {
271      $http_header .= rcmail_encrypt_header($hostname);
272      if ($host != $hostname)
273        $http_header .= ' ('. rcmail_encrypt_header($host) . ')';
274    } else {
275      $http_header .= (($host != $hostname) ? $hostname : '[' . $host . ']');
276      if ($host != $hostname)
277        $http_header .= ' (['. $host .'])';
278    }
279    $http_header .= $nldlm . ' via ';
280  }
281  $host = $_SERVER['REMOTE_ADDR'];
282  $hostname = gethostbyaddr($host);
283  if ($CONFIG['http_received_header_encrypt']) {
284    $http_header .= rcmail_encrypt_header($hostname);
285    if ($host != $hostname)
286      $http_header .= ' ('. rcmail_encrypt_header($host) . ')';
287  } else {
288    $http_header .= (($host != $hostname) ? $hostname : '[' . $host . ']');
289    if ($host != $hostname)
290      $http_header .= ' (['. $host .'])';
291  }
292  // BY
293  $http_header .= $nldlm . 'by ' . $_SERVER['HTTP_HOST'];
294  // WITH
295  $http_header .= $nldlm . 'with HTTP (' . $_SERVER['SERVER_PROTOCOL'] .
296      ' '.$_SERVER['REQUEST_METHOD'] . '); ' . date('r');
297  $http_header = wordwrap($http_header, 69, $nldlm);
298
299  $headers['Received'] = $http_header;
300}
301
302$headers['Date'] = rcmail_user_date();
303$headers['From'] = rcube_charset_convert($from_string, RCMAIL_CHARSET, $message_charset);
304$headers['To'] = $mailto;
305
306// additional recipients
307if (!empty($mailcc)) {
308  $headers['Cc'] = $mailcc;
309}
310if (!empty($mailbcc)) {
311  $headers['Bcc'] = $mailbcc;
312}
313if (!empty($identity_arr['bcc'])) {
314  $headers['Bcc'] = ($headers['Bcc'] ? $headers['Bcc'].', ' : '') . $identity_arr['bcc'];
315  $RECIPIENT_COUNT ++;
316}
317
318if (($max_recipients = (int) $RCMAIL->config->get('max_recipients')) > 0) {
319  if ($RECIPIENT_COUNT > $max_recipients) {
320    $OUTPUT->show_message('toomanyrecipients', 'error', array('max' => $max_recipients));
321    $OUTPUT->send('iframe');
322  }
323}
324
325// add subject
326$headers['Subject'] = trim(get_input_value('_subject', RCUBE_INPUT_POST, TRUE, $message_charset));
327
328if (!empty($identity_arr['organization'])) {
329  $headers['Organization'] = $identity_arr['organization'];
330}
331if (!empty($_POST['_replyto'])) {
332  $headers['Reply-To'] = rcmail_email_input_format(get_input_value('_replyto', RCUBE_INPUT_POST, TRUE, $message_charset));
333}
334else if (!empty($identity_arr['reply-to'])) {
335  $headers['Reply-To'] = rcmail_email_input_format($identity_arr['reply-to'], false, true);
336}
337if (!empty($headers['Reply-To'])) {
338  $headers['Mail-Reply-To'] = $headers['Reply-To'];
339}
340if (!empty($_POST['_followupto'])) {
341  $headers['Mail-Followup-To'] = rcmail_email_input_format(get_input_value('_followupto', RCUBE_INPUT_POST, TRUE, $message_charset));
342}
343if (!empty($_SESSION['compose']['reply_msgid'])) {
344  $headers['In-Reply-To'] = $_SESSION['compose']['reply_msgid'];
345}
346
347// remember reply/forward UIDs in special headers
348if (!empty($_SESSION['compose']['reply_uid']) && $savedraft) {
349  $headers['X-Draft-Info'] = array('type' => 'reply', 'uid' => $_SESSION['compose']['reply_uid']);
350}
351else if (!empty($_SESSION['compose']['forward_uid']) && $savedraft) {
352  $headers['X-Draft-Info'] = array('type' => 'forward', 'uid' => $_SESSION['compose']['forward_uid']);
353}
354
355if (!empty($_SESSION['compose']['references'])) {
356  $headers['References'] = $_SESSION['compose']['references'];
357}
358
359if (!empty($_POST['_priority'])) {
360  $priority = intval($_POST['_priority']);
361  $a_priorities = array(1=>'highest', 2=>'high', 4=>'low', 5=>'lowest');
362  if ($str_priority = $a_priorities[$priority]) {
363    $headers['X-Priority'] = sprintf("%d (%s)", $priority, ucfirst($str_priority));
364  }
365}
366
367if (!empty($_POST['_receipt'])) {
368  $headers['Return-Receipt-To'] = $from_string;
369  $headers['Disposition-Notification-To'] = $from_string;
370}
371
372// additional headers
373$headers['Message-ID'] = $message_id;
374$headers['X-Sender'] = $from;
375
376if (is_array($headers['X-Draft-Info'])) {
377  $headers['X-Draft-Info'] = rcmail_draftinfo_encode($headers['X-Draft-Info'] + array('folder' => $_SESSION['compose']['mailbox']));
378}
379if (!empty($CONFIG['useragent'])) {
380  $headers['User-Agent'] = $CONFIG['useragent'];
381}
382
383// exec hook for header checking and manipulation
384$data = $RCMAIL->plugins->exec_hook('message_outgoing_headers', array('headers' => $headers));
385
386// sending aborted by plugin
387if ($data['abort'] && !$savedraft) {
388  $OUTPUT->show_message($data['message'] ? $data['message'] : 'sendingfailed');
389  $OUTPUT->send('iframe');
390}
391else
392  $headers = $data['headers'];
393
394
395$isHtml = (bool) get_input_value('_is_html', RCUBE_INPUT_POST);
396
397// fetch message body
398$message_body = get_input_value('_message', RCUBE_INPUT_POST, TRUE, $message_charset);
399
400if (!$savedraft) {
401  if ($isHtml) {
402    // remove signature's div ID
403    $message_body = preg_replace('/\s*id="_rc_sig"/', '', $message_body);
404
405    // add inline css for blockquotes
406    $bstyle = 'padding-left:5px; border-left:#1010ff 2px solid; margin-left:5px; width:100%';
407    $message_body = preg_replace('/<blockquote>/',
408      '<blockquote type="cite" style="'.$bstyle.'">', $message_body);
409
410    // append doctype and html/body wrappers
411    $message_body = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN">' .
412      "\r\n<html><body>\r\n" . $message_body;
413  }
414
415  // Check spelling before send
416  if ($CONFIG['spellcheck_before_send'] && $CONFIG['enable_spellcheck']
417    && empty($_SESSION['compose']['spell_checked']) && !empty($message_body)
418  ) {
419    $spellchecker = new rcube_spellchecker(get_input_value('_lang', RCUBE_INPUT_GPC));
420    $spell_result = $spellchecker->check($message_body, $isHtml);
421
422    $_SESSION['compose']['spell_checked'] = true;
423
424    if (!$spell_result) {
425      $result = $isHtml ? $spellchecker->get_words() : $spellchecker->get_xml();
426      $OUTPUT->show_message('mispellingsfound', 'error');
427      $OUTPUT->command('spellcheck_resume', $isHtml, $result);
428      $OUTPUT->send('iframe');
429    }
430  }
431
432  // generic footer for all messages
433  if ($isHtml && !empty($CONFIG['generic_message_footer_html'])) {
434      $footer = file_get_contents(realpath($CONFIG['generic_message_footer_html']));
435      $footer = rcube_charset_convert($footer, RCMAIL_CHARSET, $message_charset);
436  }
437  else if (!empty($CONFIG['generic_message_footer'])) {
438    $footer = file_get_contents(realpath($CONFIG['generic_message_footer']));
439    $footer = rcube_charset_convert($footer, RCMAIL_CHARSET, $message_charset);
440    if ($isHtml)
441      $footer = '<pre>'.$footer.'</pre>';
442  }
443
444  if ($footer)
445    $message_body .= "\r\n" . $footer;
446  if ($isHtml)
447    $message_body .= "\r\n</body></html>\r\n";
448}
449
450// set line length for body wrapping
451$LINE_LENGTH = $RCMAIL->config->get('line_length', 72);
452
453// Since we can handle big messages with disk usage, we need more time to work
454@set_time_limit(0);
455
456// create PEAR::Mail_mime instance
457$MAIL_MIME = new Mail_mime("\r\n");
458
459// Check if we have enough memory to handle the message in it
460// It's faster than using files, so we'll do this if we only can
461if (is_array($_SESSION['compose']['attachments']) && $CONFIG['smtp_server']
462  && ($mem_limit = parse_bytes(ini_get('memory_limit'))))
463{
464  $memory = function_exists('memory_get_usage') ? memory_get_usage() : 16*1024*1024; // safe value: 16MB
465
466  foreach ($_SESSION['compose']['attachments'] as $id => $attachment)
467    $memory += $attachment['size'];
468
469  // Yeah, Net_SMTP needs up to 12x more memory, 1.33 is for base64
470  if ($memory * 1.33 * 12 > $mem_limit)
471    $MAIL_MIME->setParam('delay_file_io', true);
472}
473
474// For HTML-formatted messages, construct the MIME message with both
475// the HTML part and the plain-text part
476
477if ($isHtml) {
478  $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body',
479    array('body' => $message_body, 'type' => 'html', 'message' => $MAIL_MIME));
480
481  $MAIL_MIME->setHTMLBody($plugin['body']);
482
483  // replace emoticons
484  $plugin['body'] = rcmail_replace_emoticons($plugin['body']);
485
486  // add a plain text version of the e-mail as an alternative part.
487  $h2t = new html2text($plugin['body'], false, true, 0);
488  $plainTextPart = rc_wordwrap($h2t->get_text(), $LINE_LENGTH, "\r\n");
489  $plainTextPart = wordwrap($plainTextPart, 998, "\r\n", true);
490  if (!$plainTextPart) {
491    // empty message body breaks attachment handling in drafts
492    $plainTextPart = "\r\n";
493  }
494  else {
495    // make sure all line endings are CRLF (#1486712)
496    $plainTextPart = preg_replace('/\r?\n/', "\r\n", $plainTextPart);
497  }
498
499  $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body',
500    array('body' => $plainTextPart, 'type' => 'alternative', 'message' => $MAIL_MIME));
501
502  $MAIL_MIME->setTXTBody($plugin['body']);
503
504  // look for "emoticon" images from TinyMCE and change their src paths to
505  // be file paths on the server instead of URL paths.
506  $message_body = rcmail_fix_emoticon_paths($MAIL_MIME);
507}
508else {
509  $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body',
510    array('body' => $message_body, 'type' => 'plain', 'message' => $MAIL_MIME));
511
512  $message_body = $plugin['body'];
513
514  // compose format=flowed content if enabled
515  if ($flowed = $RCMAIL->config->get('send_format_flowed', true))
516    $message_body = rcube_message::format_flowed($message_body, min($LINE_LENGTH+2, 79));
517  else
518    $message_body = rc_wordwrap($message_body, $LINE_LENGTH, "\r\n");
519
520  $message_body = wordwrap($message_body, 998, "\r\n", true);
521  if (!strlen($message_body)) {
522    // empty message body breaks attachment handling in drafts
523    $message_body = "\r\n";
524  }
525
526  $MAIL_MIME->setTXTBody($message_body, false, true);
527}
528
529// add stored attachments, if any
530if (is_array($_SESSION['compose']['attachments']))
531{
532  foreach ($_SESSION['compose']['attachments'] as $id => $attachment) {
533    // This hook retrieves the attachment contents from the file storage backend
534    $attachment = $RCMAIL->plugins->exec_hook('attachment_get', $attachment);
535
536    $dispurl = '/\ssrc\s*=\s*[\'"]*\S+display-attachment\S+file=rcmfile' . preg_quote($attachment['id']) . '[\s\'"]*/';
537    $message_body = $MAIL_MIME->getHTMLBody();
538    if ($isHtml && (preg_match($dispurl, $message_body) > 0)) {
539      $message_body = preg_replace($dispurl, ' src="'.$attachment['name'].'" ', $message_body);
540      $MAIL_MIME->setHTMLBody($message_body);
541
542      if ($attachment['data'])
543        $MAIL_MIME->addHTMLImage($attachment['data'], $attachment['mimetype'], $attachment['name'], false);
544      else
545        $MAIL_MIME->addHTMLImage($attachment['path'], $attachment['mimetype'], $attachment['name'], true);
546    }
547    else {
548      $ctype = str_replace('image/pjpeg', 'image/jpeg', $attachment['mimetype']); // #1484914
549      $file = $attachment['data'] ? $attachment['data'] : $attachment['path'];
550
551      // .eml attachments send inline
552      $MAIL_MIME->addAttachment($file,
553        $ctype,
554        $attachment['name'],
555        ($attachment['data'] ? false : true),
556        ($ctype == 'message/rfc822' ? '8bit' : 'base64'),
557        ($ctype == 'message/rfc822' ? 'inline' : 'attachment'),
558        '', '', '',
559        $CONFIG['mime_param_folding'] ? 'quoted-printable' : NULL,
560        $CONFIG['mime_param_folding'] == 2 ? 'quoted-printable' : NULL,
561        '', RCMAIL_CHARSET
562      );
563    }
564  }
565}
566
567// choose transfer encoding for plain/text body
568if (preg_match('/[^\x00-\x7F]/', $MAIL_MIME->getTXTBody()))
569  $transfer_encoding = $RCMAIL->config->get('force_7bit') ? 'quoted-printable' : '8bit';
570else
571  $transfer_encoding = '7bit';
572
573// encoding settings for mail composing
574$MAIL_MIME->setParam('text_encoding', $transfer_encoding);
575$MAIL_MIME->setParam('html_encoding', 'quoted-printable');
576$MAIL_MIME->setParam('head_encoding', 'quoted-printable');
577$MAIL_MIME->setParam('head_charset', $message_charset);
578$MAIL_MIME->setParam('html_charset', $message_charset);
579$MAIL_MIME->setParam('text_charset', $message_charset . ($flowed ? ";\r\n format=flowed" : ''));
580
581// encoding subject header with mb_encode provides better results with asian characters
582if (function_exists('mb_encode_mimeheader')) {
583  mb_internal_encoding($message_charset);
584  $headers['Subject'] = mb_encode_mimeheader($headers['Subject'],
585    $message_charset, 'Q', "\r\n", 8);
586  mb_internal_encoding(RCMAIL_CHARSET);
587}
588
589// pass headers to message object
590$MAIL_MIME->headers($headers);
591
592// Begin SMTP Delivery Block
593if (!$savedraft)
594{
595  // check 'From' address (identity may be incomplete)
596  if (empty($from)) {
597    $OUTPUT->show_message('nofromaddress', 'error');
598    $OUTPUT->send('iframe');
599  }
600
601  // Handle Delivery Status Notification request
602  if (!empty($_POST['_dsn'])) {
603    $smtp_opts['dsn'] = true;
604  }
605
606  $sent = rcmail_deliver_message($MAIL_MIME, $from, $mailto,
607    $smtp_error, $mailbody_file, $smtp_opts);
608
609  // return to compose page if sending failed
610  if (!$sent)
611    {
612    // remove temp file
613    if ($mailbody_file) {
614      unlink($mailbody_file);
615      }
616
617    if ($smtp_error)
618      $OUTPUT->show_message($smtp_error['label'], 'error', $smtp_error['vars']);
619    else
620      $OUTPUT->show_message('sendingfailed', 'error');
621    $OUTPUT->send('iframe');
622    }
623
624  // save message sent time
625  if (!empty($CONFIG['sendmail_delay']))
626    $RCMAIL->user->save_prefs(array('last_message_time' => time()));
627 
628  // set replied/forwarded flag
629  if ($_SESSION['compose']['reply_uid'])
630    $IMAP->set_flag($_SESSION['compose']['reply_uid'], 'ANSWERED', $_SESSION['compose']['mailbox']);
631  else if ($_SESSION['compose']['forward_uid'])
632    $IMAP->set_flag($_SESSION['compose']['forward_uid'], 'FORWARDED', $_SESSION['compose']['mailbox']);
633
634} // End of SMTP Delivery Block
635
636
637// Determine which folder to save message
638if ($savedraft)
639  $store_target = $CONFIG['drafts_mbox'];
640else
641  $store_target = isset($_POST['_store_target']) ? get_input_value('_store_target', RCUBE_INPUT_POST) : $CONFIG['sent_mbox'];
642
643if ($store_target) {
644  // check if folder is subscribed
645  if ($IMAP->mailbox_exists($store_target, true))
646    $store_folder = true;
647  // folder may be existing but not subscribed (#1485241)
648  else if (!$IMAP->mailbox_exists($store_target))
649    $store_folder = $IMAP->create_mailbox($store_target, true);
650  else if ($IMAP->subscribe($store_target))
651    $store_folder = true;
652
653  // append message to sent box
654  if ($store_folder) {
655    // message body in file
656    if ($mailbody_file || $MAIL_MIME->getParam('delay_file_io')) {
657      $headers = $MAIL_MIME->txtHeaders();
658
659      // file already created
660      if ($mailbody_file)
661        $msg = $mailbody_file;
662      else {
663        $temp_dir = $RCMAIL->config->get('temp_dir');
664        $mailbody_file = tempnam($temp_dir, 'rcmMsg');
665        if (!PEAR::isError($msg = $MAIL_MIME->saveMessageBody($mailbody_file)))
666          $msg = $mailbody_file;
667      }
668    }
669    else {
670      $msg = $MAIL_MIME->getMessage();
671      $headers = '';
672    }
673
674    if (PEAR::isError($msg))
675      raise_error(array('code' => 650, 'type' => 'php',
676            'file' => __FILE__, 'line' => __LINE__,
677            'message' => "Could not create message: ".$msg->getMessage()),
678            TRUE, FALSE);
679    else {
680      $saved = $IMAP->save_message($store_target, $msg, $headers, $mailbody_file ? true : false);
681    }
682
683    if ($mailbody_file) {
684      unlink($mailbody_file);
685      $mailbody_file = null;
686    }
687
688    // raise error if saving failed
689    if (!$saved) {
690      raise_error(array('code' => 800, 'type' => 'imap',
691            'file' => __FILE__, 'line' => __LINE__,
692            'message' => "Could not save message in $store_target"), TRUE, FALSE);
693
694      if ($savedraft) {
695        $OUTPUT->show_message('errorsaving', 'error');
696        $OUTPUT->send('iframe');
697      }
698    }
699  }
700
701  if ($olddraftmessageid) {
702    // delete previous saved draft
703    $a_deleteid = $IMAP->search_once($CONFIG['drafts_mbox'],
704        'HEADER Message-ID '.$olddraftmessageid, true);
705
706    if (!empty($a_deleteid)) {
707      $deleted = $IMAP->delete_message($a_deleteid, $CONFIG['drafts_mbox']);
708
709      // raise error if deletion of old draft failed
710      if (!$deleted)
711        raise_error(array('code' => 800, 'type' => 'imap',
712          'file' => __FILE__, 'line' => __LINE__,
713          'message' => "Could not delete message from ".$CONFIG['drafts_mbox']), TRUE, FALSE);
714    }
715  }
716}
717// remove temp file
718else if ($mailbody_file) {
719  unlink($mailbody_file);
720}
721
722
723if ($savedraft) {
724  $msgid = strtr($message_id, array('>' => '', '<' => ''));
725
726  // remember new draft-uid
727  $draftuids = $IMAP->search_once($CONFIG['drafts_mbox'], 'HEADER Message-ID '.$msgid, true);
728  $_SESSION['compose']['param']['draft_uid'] = $draftuids[0];
729
730  // display success
731  $OUTPUT->show_message('messagesaved', 'confirmation');
732
733  // update "_draft_saveid" and the "cmp_hash" to prevent "Unsaved changes" warning
734  $OUTPUT->command('set_draft_id', $msgid);
735  $OUTPUT->command('compose_field_hash', true);
736
737  // start the auto-save timer again
738  $OUTPUT->command('auto_save_start');
739
740  $OUTPUT->send('iframe');
741}
742else {
743  rcmail_compose_cleanup($COMPOSE_ID);
744
745  if ($store_folder && !$saved)
746    $OUTPUT->command('sent_successfully', 'error', rcube_label('errorsavingsent'));
747  else
748    $OUTPUT->command('sent_successfully', 'confirmation', rcube_label('messagesent'));
749  $OUTPUT->send('iframe');
750}
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