source: subversion/trunk/roundcubemail/program/steps/mail/sendmail.inc @ 395

Last change on this file since 395 was 395, checked in by thomasb, 7 years ago

Small bugfixes and improvements
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 14.8 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, RoundCube Dev. - Switzerland                      |
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 IlohaMail's SMTP methods or with PHP mail()       |
14 |                                                                       |
15 +-----------------------------------------------------------------------+
16 | Author: Thomas Bruederli <roundcube@gmail.com>                        |
17 +-----------------------------------------------------------------------+
18
19 $Id$
20
21*/
22
23
24//require_once('lib/smtp.inc');
25require_once('include/rcube_smtp.inc');
26require_once('lib/html2text.inc');
27require_once('Mail/mime.php');
28
29
30if (!isset($_SESSION['compose']['id']))
31  {
32  rcmail_overwrite_action('list');
33  return;
34  }
35
36
37/****** message sending functions ********/
38
39
40function rcmail_get_identity($id)
41  {
42  global $DB, $CHARSET, $OUTPUT;
43 
44  // get identity record
45  $sql_result = $DB->query("SELECT *, email AS mailto
46                            FROM ".get_table_name('identities')."
47                            WHERE  identity_id=?
48                            AND    user_id=?
49                            AND    del<>1",
50                            $id,$_SESSION['user_id']);
51                                   
52  if ($DB->num_rows($sql_result))
53    {
54    $sql_arr = $DB->fetch_assoc($sql_result);
55    $out = $sql_arr;
56    $name = strpos($sql_arr['name'], ",") ? '"'.$sql_arr['name'].'"' : $sql_arr['name'];
57    $out['string'] = sprintf('%s <%s>',
58                             rcube_charset_convert($name, $CHARSET, $OUTPUT->get_charset()),
59                             $sql_arr['mailto']);
60    return $out;
61    }
62
63  return FALSE; 
64  }
65
66/**
67 * go from this:
68 * <img src=".../tiny_mce/plugins/emotions/images/smiley-cool.gif" border="0" alt="Cool" title="Cool" />
69 *
70 * to this:
71 *
72 * <IMG src="cid:smiley-cool.gif"/>
73 * ...
74 * ------part...
75 * Content-Type: image/gif
76 * Content-Transfer-Encoding: base64
77 * Content-ID: <smiley-cool.gif>
78 */
79function rcmail_attach_emoticons(&$mime_message)
80{
81  global $CONFIG, $INSTALL_PATH;
82
83  $htmlContents = $mime_message->getHtmlBody();
84
85  // remove any null-byte characters before parsing
86  $body = preg_replace('/\x00/', '', $htmlContents);
87 
88  $last_img_pos = 0;
89
90  $searchstr = 'program/js/tiny_mce/plugins/emotions/images/';
91
92  // keep track of added images, so they're only added once
93  $included_images = array();
94
95  // find emoticon image tags
96  while ($pos = strpos($body, $searchstr, $last_img_pos))
97    {
98    $pos2 = strpos($body, '"', $pos);
99    $body_pre = substr($body, 0, $pos);
100    $image_name = substr($body,
101                         $pos + strlen($searchstr),
102                         $pos2 - ($pos + strlen($searchstr)));
103
104    $body_post = substr($body, $pos2);
105
106    if (! in_array($image_name, $included_images))
107      {
108      // add the image to the MIME message
109      $img_file = $INSTALL_PATH . '/' . $searchstr . $image_name;
110      if(! $mime_message->addHTMLImage($img_file, 'image/gif', '', true, '_' . $image_name))
111        {
112        show_message("emoticonerror", 'error');
113        }
114      array_push($included_images, $image_name);
115      }
116
117    $body = $body_pre . 'cid:_' . $image_name . $body_post;
118
119    $last_img_pos = $pos2;
120    }
121   
122  $mime_message->setHTMLBody($body);
123}
124
125if (strlen($_POST['_draft_saveid']) > 3)
126  $olddraftmessageid = get_input_value('_draft_saveid', RCUBE_INPUT_POST);
127
128$message_id = sprintf('<%s@%s>', md5(uniqid('rcmail'.rand(),true)), rcmail_mail_domain($_SESSION['imap_host']));
129$savedraft = !empty($_POST['_draft']) ? TRUE : FALSE;
130
131// remove all scripts and act as called in frame
132$OUTPUT->reset();
133$_framed = TRUE;
134
135
136/****** check submission and compose message ********/
137
138
139if (empty($_POST['_to']) && empty($_POST['_subject']) && $_POST['_message'])
140  {
141  show_message("sendingfailed", 'error');
142  //rcmail_overwrite_action('compose');
143  rcube_iframe_response();
144  return;
145  }
146
147
148// set default charset
149$input_charset = $OUTPUT->get_charset();
150$message_charset = isset($_POST['_charset']) ? $_POST['_charset'] : $input_charset;
151
152$mailto_regexp = array('/[,;]\s*[\r\n]+/', '/[\r\n]+/', '/[,;]\s*$/m');
153$mailto_replace = array(', ', ', ', '');
154
155// replace new lines and strip ending ', '
156$mailto = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_to', RCUBE_INPUT_POST, TRUE, $message_charset));
157
158// decode address strings
159$to_address_arr = $IMAP->decode_address_list($mailto);
160$identity_arr = rcmail_get_identity(get_input_value('_from', RCUBE_INPUT_POST));
161
162$from = $identity_arr['mailto'];
163$first_to = is_array($to_address_arr[0]) ? $to_address_arr[0]['mailto'] : $mailto;
164
165if (empty($identity_arr['string']))
166  $identity_arr['string'] = $from;
167
168// compose headers array
169$headers = array('Date' => date('D, j M Y H:i:s O'),
170                 'From' => $identity_arr['string'],
171                 'To'   => rcube_charset_convert($mailto, $input_charset, $message_charset));
172
173// additional recipients
174if (!empty($_POST['_cc']))
175  $headers['Cc'] = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_cc', RCUBE_INPUT_POST, TRUE, $message_charset));
176
177if (!empty($_POST['_bcc']))
178  $headers['Bcc'] = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_bcc', RCUBE_INPUT_POST, TRUE, $message_charset));
179 
180if (!empty($identity_arr['bcc']))
181  $headers['Bcc'] = ($headers['Bcc'] ? $headers['Bcc'].', ' : '') . $identity_arr['bcc'];
182
183// add subject
184$headers['Subject'] = trim(get_input_value('_subject', RCUBE_INPUT_POST, FALSE, $message_charset));
185
186if (!empty($identity_arr['organization']))
187  $headers['Organization'] = $identity_arr['organization'];
188
189if (!empty($identity_arr['reply-to']))
190  $headers['Reply-To'] = $identity_arr['reply-to'];
191
192if (!empty($_SESSION['compose']['reply_msgid']))
193  $headers['In-Reply-To'] = $_SESSION['compose']['reply_msgid'];
194
195if (!empty($_SESSION['compose']['references']))
196  $headers['References'] = $_SESSION['compose']['references'];
197
198if (!empty($_POST['_priority']))
199  {
200  $priority = (int)$_POST['_priority'];
201  $a_priorities = array(1=>'highest', 2=>'high', 4=>'low', 5=>'lowest');
202  if ($str_priority = $a_priorities[$priority])
203    $headers['X-Priority'] = sprintf("%d (%s)", $priority, ucfirst($str_priority));
204  }
205
206if (!empty($_POST['_receipt']))
207  {
208  $headers['Return-Receipt-To'] = $identity_arr['string'];
209  $headers['Disposition-Notification-To'] = $identity_arr['string'];
210  }
211
212// additional headers
213$headers['Message-ID'] = $message_id;
214$headers['X-Sender'] = $from;
215
216if (!empty($CONFIG['useragent']))
217  $headers['User-Agent'] = $CONFIG['useragent'];
218
219// fetch message body
220$message_body = get_input_value('_message', RCUBE_INPUT_POST, TRUE, $message_charset);
221
222// append generic footer to all messages
223if (!empty($CONFIG['generic_message_footer']))
224  {
225  $file = realpath($CONFIG['generic_message_footer']);
226  if($fp = fopen($file, 'r'))
227    {
228    $content = fread($fp, filesize($file));
229    fclose($fp);
230    $message_body .= "\r\n" . rcube_charset_convert($content, 'UTF-8', $message_charset);
231    }
232  }
233
234// try to autodetect operating system and use the correct line endings
235// use the configured delimiter for headers
236if (!empty($CONFIG['mail_header_delimiter']))
237  $header_delm = $CONFIG['mail_header_delimiter'];
238else if (strtolower(substr(PHP_OS, 0, 3)=='win'))
239  $header_delm = "\r\n";
240else if (strtolower(substr(PHP_OS, 0, 3)=='mac'))
241  $header_delm = "\r\n";
242else   
243  $header_delm = "\n";
244
245// create PEAR::Mail_mime instance
246
247$isHtmlVal = strtolower(get_input_value('_is_html', RCUBE_INPUT_POST));
248$isHtml = ($isHtmlVal == "1");
249
250$MAIL_MIME = new Mail_mime($header_delm);
251
252// For HTML-formatted messages, construct the MIME message with both
253// the HTML part and the plain-text part
254
255if ($isHtml)
256  {
257  $MAIL_MIME->setHTMLBody($message_body);
258
259  // add a plain text version of the e-mail as an alternative part.
260  $h2t = new html2text($message_body);
261  $plainTextPart = $h2t->get_text();
262  $MAIL_MIME->setTXTBody($plainTextPart);
263
264  // look for "emoticon" images from TinyMCE and copy into message as attachments
265  rcmail_attach_emoticons($MAIL_MIME);
266  }
267else
268  {
269  $MAIL_MIME->setTXTBody($message_body, FALSE, TRUE);
270  }
271
272
273// add stored attachments, if any
274if (is_array($_SESSION['compose']['attachments']))
275  foreach ($_SESSION['compose']['attachments'] as $attachment)
276    $MAIL_MIME->addAttachment($attachment['path'], $attachment['mimetype'], $attachment['name'], TRUE);
277
278 
279// add submitted attachments
280if (is_array($_FILES['_attachments']['tmp_name']))
281  foreach ($_FILES['_attachments']['tmp_name'] as $i => $filepath)
282    $MAIL_MIME->addAttachment($filepath, $files['type'][$i], $files['name'][$i], TRUE);
283
284
285// chose transfer encoding
286$charset_7bit = array('ASCII', 'ISO-2022-JP', 'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-15');
287$transfer_encoding = in_array(strtoupper($message_charset), $charset_7bit) ? '7bit' : '8bit';
288
289// encoding settings for mail composing
290$message_param = array('text_encoding' => $transfer_encoding,
291                       'html_encoding' => 'quoted-printable',
292                       'head_encoding' => 'quoted-printable',
293                       'head_charset'  => $message_charset,
294                       'html_charset'  => $message_charset,
295                       'text_charset'  => $message_charset);
296
297// compose message body and get headers
298$msg_body = &$MAIL_MIME->get($message_param);
299
300$msg_subject = $headers['Subject'];
301
302if ($MBSTRING && function_exists("mb_encode_mimeheader"))
303  $headers['Subject'] = mb_encode_mimeheader($headers['Subject'], $message_charset);
304
305// Begin SMTP Delivery Block
306if (!$savedraft) {
307
308  // send thru SMTP server using custom SMTP library
309  if ($CONFIG['smtp_server'])
310    {
311    // generate list of recipients
312    $a_recipients = array($mailto);
313 
314    if (strlen($headers['Cc']))
315      $a_recipients[] = $headers['Cc'];
316    if (strlen($headers['Bcc']))
317      $a_recipients[] = $headers['Bcc'];
318 
319    // clean Bcc from header for recipients
320    $send_headers = $headers;
321    unset($send_headers['Bcc']);
322 
323    // generate message headers
324    $header_str = $MAIL_MIME->txtHeaders($send_headers);
325 
326    // send message
327    $sent = smtp_mail($from, $a_recipients, $header_str, $msg_body);
328 
329    // log error
330    if (!$sent)
331      {
332      raise_error(array('code' => 800,
333                        'type' => 'smtp',
334                        'line' => __LINE__,
335                        'file' => __FILE__,
336                        'message' => "SMTP error: $SMTP_ERROR"), TRUE, FALSE);
337      }
338    }
339 
340  // send mail using PHP's mail() function
341  else
342    {
343    // unset some headers because they will be added by the mail() function
344    $headers_enc = $MAIL_MIME->headers($headers);
345    $headers_php = $MAIL_MIME->_headers;
346    unset($headers_php['To'], $headers_php['Subject']);
347   
348    // reset stored headers and overwrite
349    $MAIL_MIME->_headers = array();
350    $header_str = $MAIL_MIME->txtHeaders($headers_php);
351 
352    if (ini_get('safe_mode'))
353      $sent = mail($headers_enc['To'], $headers_enc['Subject'], $msg_body, $header_str);
354    else
355      $sent = mail($headers_enc['To'], $headers_enc['Subject'], $msg_body, $header_str, "-f$from");
356    }
357 
358 
359  // return to compose page if sending failed
360  if (!$sent)
361    {
362    show_message("sendingfailed", 'error');
363    rcube_iframe_response();
364    return;
365    }
366 
367 
368  // set repliead flag
369  if ($_SESSION['compose']['reply_uid'])
370    $IMAP->set_flag($_SESSION['compose']['reply_uid'], 'ANSWERED');
371
372  } // End of SMTP Delivery Block
373
374
375
376// Determine which folder to save message
377if ($savedraft)
378  $store_target = 'drafts_mbox';
379else
380  $store_target = 'sent_mbox';
381
382if ($CONFIG[$store_target])
383  {
384  // create string of complete message headers
385  $header_str = $MAIL_MIME->txtHeaders($headers);
386
387  // check if mailbox exists
388  if (!in_array_nocase($CONFIG[$store_target], $IMAP->list_mailboxes()))
389    $store_folder = $IMAP->create_mailbox($CONFIG[$store_target], TRUE);
390  else
391    $store_folder = TRUE;
392 
393  // add headers to message body
394  $msg_body = $header_str."\r\n".$msg_body;
395
396  // append message to sent box
397  if ($store_folder)
398    $saved = $IMAP->save_message($CONFIG[$store_target], $msg_body);
399
400  // raise error if saving failed
401  if (!$saved)
402    {
403    raise_error(array('code' => 800,
404                      'type' => 'imap',
405                      'file' => __FILE__,
406                      'message' => "Could not save message in $CONFIG[$store_target]"), TRUE, FALSE);
407   
408    show_message('errorsaving', 'error');
409    rcube_iframe_response($errorout);
410    }
411
412  if ($olddraftmessageid)
413    {
414    // delete previous saved draft
415    $a_deleteid = $IMAP->search($CONFIG['drafts_mbox'],'HEADER Message-ID',$olddraftmessageid);
416    $deleted = $IMAP->delete_message($IMAP->get_uid($a_deleteid[0],$CONFIG['drafts_mbox']),$CONFIG['drafts_mbox']);
417
418    // raise error if deletion of old draft failed
419    if (!$deleted)
420      raise_error(array('code' => 800,
421                        'type' => 'imap',
422                        'file' => __FILE__,
423                        'message' => "Could not delete message from ".$CONFIG['drafts_mbox']), TRUE, FALSE);
424    }
425  }
426
427if ($savedraft)
428  {
429  // clear the "saving message" busy status, and display success
430  show_message('messagesaved', 'confirmation');
431
432  // update "_draft_saveid" on the page, which is used to delete a previous draft
433  $frameout = "var foundid = parent.rcube_find_object('_draft_saveid', parent.document);\n";
434  $frameout .= sprintf("foundid.value = '%s';\n", str_replace(array('<','>'), "", $message_id));
435
436  // update the "cmp_hash" to prevent "Unsaved changes" warning
437  $frameout .= sprintf("parent.%s.cmp_hash = parent.%s.compose_field_hash();\n", $JS_OBJECT_NAME, $JS_OBJECT_NAME);
438
439  // start the auto-save timer again
440  $frameout .= sprintf("parent.%s.auto_save_start();", $JS_OBJECT_NAME);
441
442  // send html page with JS calls as response
443  rcube_iframe_response($frameout);
444  }
445else
446  {
447  if ($CONFIG['smtp_log'])
448    {
449    $log_entry = sprintf("[%s] User: %d on %s; Message for %s; Subject: %s\n",
450                 date("d-M-Y H:i:s O", mktime()),
451                 $_SESSION['user_id'],
452                 $_SERVER['REMOTE_ADDR'],
453                 $mailto,
454                 $msg_subject);
455
456    if ($fp = @fopen($CONFIG['log_dir'].'/sendmail', 'a'))
457      {
458      fwrite($fp, $log_entry);
459      fclose($fp);
460      }
461    }
462
463  rcmail_compose_cleanup();
464  rcube_iframe_response(sprintf("parent.$JS_OBJECT_NAME.sent_successfully('%s');",
465                                rep_specialchars_output(rcube_label('messagesent'), 'js')));
466  }
467
468
469?>
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