githubFork/roundcubemail.git

thomascube

2010-12-17 db1a87cd6c506f2afbd1a37c64cb56ae11120b49

commit \| author \| age
4e17e6	1	<?php
T	2
	3	/*
	4	+-----------------------------------------------------------------------+
	5	\| program/steps/mail/sendmail.inc \|
	6	\| \|
e019f2	7	\| This file is part of the Roundcube Webmail client \|
A	8	\| Copyright (C) 2005-2010, Roundcube Dev. - Switzerland \|
30233b	9	\| Licensed under the GNU GPL \|
4e17e6	10	\| \|
T	11	\| PURPOSE: \|
	12	\| Compose a new mail message with all headers and attachments \|
e8f8fe	13	\| and send it using the PEAR::Net_SMTP class or with PHP mail() \|
4e17e6	14	\| \|
T	15	+-----------------------------------------------------------------------+
	16	\| Author: Thomas Bruederli <roundcube@gmail.com> \|
	17	+-----------------------------------------------------------------------+
	18
	19	$Id$
	20
	21	*/
	22
0b6c1c	23	// remove all scripts and act as called in frame
T	24	$OUTPUT->reset();
	25	$OUTPUT->framed = TRUE;
	26
ad334a	27	$savedraft = !empty($_POST['_draft']) ? true : false;
acb08f	28
A	29	/**** checks ******/
0b6c1c	30
T	31	if (!isset($_SESSION['compose']['id'])) {
ae0040	32	raise_error(array('code' => 500, 'type' => 'php',
10eedb	33	'file' => __FILE__, 'line' => __LINE__,
A	34	'message' => "Invalid compose ID"), true, false);
	35
ae0040	36	$OUTPUT->show_message('internalerror', 'error');
0b6c1c	37	$OUTPUT->send('iframe');
T	38	}
4e17e6	39
4b60fa	40	if (!$savedraft) {
A	41	if (empty($_POST['_to']) && empty($_POST['_cc']) && empty($_POST['_bcc'])
	42	&& empty($_POST['_subject']) && $_POST['_message']) {
	43	$OUTPUT->show_message('sendingfailed', 'error');
acb08f	44	$OUTPUT->send('iframe');
4b60fa	45	}
A	46
	47	if(!empty($CONFIG['sendmail_delay'])) {
	48	$wait_sec = time() - intval($CONFIG['sendmail_delay']) - intval($CONFIG['last_message_time']);
	49	if($wait_sec < 0) {
	50	$OUTPUT->show_message('senttooquickly', 'error', array('sec' => $wait_sec * -1));
	51	$OUTPUT->send('iframe');
acb08f	52	}
4b60fa	53	}
acb08f	54	}
A	55
4e17e6	56
T	57	/**** message sending functions ******/
	58
2471d3	59	// encrypt parts of the header
A	60	function rcmail_encrypt_header($what)
	61	{
	62	global $CONFIG, $RCMAIL;
e99991	63	if (!$CONFIG['http_received_header_encrypt']) {
2471d3	64	return $what;
A	65	}
	66	return $RCMAIL->encrypt($what);
	67	}
	68
fba1f5	69	// get identity record
4e17e6	70	function rcmail_get_identity($id)
e99991	71	{
fba1f5	72	global $USER, $OUTPUT;
db1a87	73
e99991	74	if ($sql_arr = $USER->get_identity($id)) {
4e17e6	75	$out = $sql_arr;
fba1f5	76	$out['mailto'] = $sql_arr['email'];
e99991	77	$out['string'] = format_email_recipient($sql_arr['email'],
A	78	rcube_charset_convert($sql_arr['name'], RCMAIL_CHARSET, $OUTPUT->get_charset()));
fd51e0	79
4e17e6	80	return $out;
T	81	}
e99991	82
A	83	return FALSE;
	84	}
4e17e6	85
a0109c	86	/**
S	87	* go from this:
141eb8	88	* <img src="http[s]://.../tiny_mce/plugins/emotions/images/smiley-cool.gif" border="0" alt="Cool" title="Cool" />
a0109c	89	*
S	90	* to this:
	91	*
141eb8	92	* <img src="/path/on/server/.../tiny_mce/plugins/emotions/images/smiley-cool.gif" border="0" alt="Cool" title="Cool" />
a0109c	93	* ...
S	94	*/
141eb8	95	function rcmail_fix_emoticon_paths(&$mime_message)
a0109c	96	{
47124c	97	global $CONFIG;
a0109c	98
91790e	99	$body = $mime_message->getHTMLBody();
a0109c	100
S	101	// remove any null-byte characters before parsing
24ed41	102	$body = preg_replace('/\x00/', '', $body);
db1a87	103
33ca14	104	$searchstr = 'program/js/tiny_mce/plugins/emotions/img/';
24ed41	105	$offset = 0;
a0109c	106
ed6592	107	// keep track of added images, so they're only added once
S	108	$included_images = array();
	109
24ed41	110	if (preg_match_all('# src=[\'"]([^\'"]+)#', $body, $matches, PREG_OFFSET_CAPTURE)) {
A	111	foreach ($matches[1] as $m) {
	112	// find emoticon image tags
	113	if (preg_match('#'.$searchstr.'(.*)$#', $m[0], $imatches)) {
	114	$image_name = $imatches[1];
99f2b3	115
24ed41	116	// sanitize image name so resulting attachment doesn't leave images dir
A	117	$image_name = preg_replace('/[^a-zA-Z0-9_\.\-]/i', '', $image_name);
	118	$img_file = INSTALL_PATH . '/' . $searchstr . $image_name;
99f2b3	119
24ed41	120	if (! in_array($image_name, $included_images)) {
A	121	// add the image to the MIME message
91790e	122	if (! $mime_message->addHTMLImage($img_file, 'image/gif', '', true, $image_name))
24ed41	123	$OUTPUT->show_message("emoticonerror", 'error');
A	124	array_push($included_images, $image_name);
	125	}
4e6eb1	126
24ed41	127	$body = substr_replace($body, $img_file, $m[1] + $offset, strlen($m[0]));
A	128	$offset += strlen($img_file) - strlen($m[0]);
ed6592	129	}
a0109c	130	}
24ed41	131	}
99f2b3	132
a0109c	133	$mime_message->setHTMLBody($body);
24ed41	134
A	135	return $body;
a0109c	136	}
41fa0b	137
751b22	138	// parse email address input (and count addresses)
e99991	139	function rcmail_email_input_format($mailto, $count=false, $check=true)
c58c0a	140	{
751b22	141	global $EMAIL_FORMAT_ERROR, $RECIPIENT_COUNT;
e4acbb	142
c58c0a	143	$regexp = array('/[,;]\s[\r\n]+/', '/[\r\n]+/', '/[,;]\s$/m', '/;/', '/(\S{1})(<\S+@\S+>)/U');
A	144	$replace = array(', ', ', ', '', ',', '\\1 \\2');
	145
050410	146	// replace new lines and strip ending ', ', make address input more valid
c58c0a	147	$mailto = trim(preg_replace($regexp, $replace, $mailto));
A	148
050410	149	$result = array();
A	150	$items = rcube_explode_quoted_string(',', $mailto);
c58c0a	151
050410	152	foreach($items as $item) {
A	153	$item = trim($item);
	154	// address in brackets without name (do nothing)
	155	if (preg_match('/^<\S+@\S+>$/', $item)) {
e99991	156	$item = idn_to_ascii($item);
050410	157	$result[] = $item;
A	158	// address without brackets and without name (add brackets)
	159	} else if (preg_match('/^\S+@\S+$/', $item)) {
e99991	160	$item = idn_to_ascii($item);
050410	161	$result[] = '<'.$item.'>';
A	162	// address with name (handle name)
	163	} else if (preg_match('/\S+@\S+>*$/', $item, $matches)) {
	164	$address = $matches[0];
	165	$name = str_replace($address, '', $item);
	166	$name = trim($name);
	167	if ($name && ($name[0] != '"' \|\| $name[strlen($name)-1] != '"')
c58c0a	168	&& preg_match('/[\<\>\\\.\[\]@,;:"]/', $name)) {
A	169	$name = '"'.addcslashes($name, '"').'"';
	170	}
e99991	171	$address = idn_to_ascii($address);
050410	172	if (!preg_match('/^<\S+@\S+>$/', $address))
A	173	$address = '<'.$address.'>';
c58c0a	174
050410	175	$result[] = $name.' '.$address;
e4acbb	176	$item = $address;
050410	177	} else if (trim($item)) {
e4acbb	178	continue;
A	179	}
	180
	181	// check address format
	182	$item = trim($item, '<>');
e99991	183	if ($item && $check && !check_email($item)) {
e4acbb	184	$EMAIL_FORMAT_ERROR = $item;
A	185	return;
050410	186	}
A	187	}
	188
751b22	189	if ($count) {
A	190	$RECIPIENT_COUNT += count($result);
	191	}
	192
050410	193	return implode(', ', $result);
c58c0a	194	}
db1a87	195
acb08f	196
A	197	/**** compose message ******/
	198
b068a0	199	if (strlen($_POST['_draft_saveid']) > 3)
T	200	$olddraftmessageid = get_input_value('_draft_saveid', RCUBE_INPUT_POST);
	201
1d8cbc	202	$message_id = rcmail_gen_message_id();
4e17e6	203
5bc8cb	204	// set default charset
13c1af	205	$input_charset = $OUTPUT->get_charset();
c03095	206	$message_charset = isset($_POST['_charset']) ? $_POST['_charset'] : $input_charset;
T	207
e4acbb	208	$EMAIL_FORMAT_ERROR = NULL;
751b22	209	$RECIPIENT_COUNT = 0;
e4acbb	210
751b22	211	$mailto = rcmail_email_input_format(get_input_value('_to', RCUBE_INPUT_POST, TRUE, $message_charset), true);
A	212	$mailcc = rcmail_email_input_format(get_input_value('_cc', RCUBE_INPUT_POST, TRUE, $message_charset), true);
	213	$mailbcc = rcmail_email_input_format(get_input_value('_bcc', RCUBE_INPUT_POST, TRUE, $message_charset), true);
4e17e6	214
e4acbb	215	if ($EMAIL_FORMAT_ERROR) {
d2b884	216	$OUTPUT->show_message('emailformaterror', 'error', array('email' => $EMAIL_FORMAT_ERROR));
e4acbb	217	$OUTPUT->send('iframe');
A	218	}
	219
e8f8fe	220	if (empty($mailto) && !empty($mailcc)) {
T	221	$mailto = $mailcc;
	222	$mailcc = null;
	223	}
	224	else if (empty($mailto))
	225	$mailto = 'undisclosed-recipients:;';
	226
d2b884	227	// Get sender name and address...
42b25a	228	$from = get_input_value('_from', RCUBE_INPUT_POST, true, $message_charset);
d2b884	229	// ... from identity...
A	230	if (is_numeric($from)) {
	231	if (is_array($identity_arr = rcmail_get_identity($from))) {
	232	if ($identity_arr['mailto'])
	233	$from = $identity_arr['mailto'];
	234	if ($identity_arr['string'])
	235	$from_string = $identity_arr['string'];
	236	}
	237	else {
	238	$from = null;
	239	}
	240	}
	241	// ... if there is no identity record, this might be a custom from
	242	else if ($from_string = rcmail_email_input_format($from)) {
	243	if (preg_match('/(\S+@\S+)/', $from_string, $m))
	244	$from = trim($m[1], '<>');
	245	else
	246	$from = null;
	247	}
fd51e0	248
d2b884	249	if (!$from_string && $from)
A	250	$from_string = $from;
4e17e6	251
T	252	// compose headers array
2471d3	253	$headers = array();
A	254
	255	// if configured, the Received headers goes to top, for good measure
	256	if ($CONFIG['http_received_header'])
	257	{
ac8edb	258	$nldlm = "\r\n\t";
ddc891	259	// FROM/VIA
2471d3	260	$http_header = 'from ';
A	261	if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
ddc891	262	$host = $_SERVER['HTTP_X_FORWARDED_FOR'];
A	263	$hostname = gethostbyaddr($host);
	264	if ($CONFIG['http_received_header_encrypt']) {
	265	$http_header .= rcmail_encrypt_header($hostname);
	266	if ($host != $hostname)
	267	$http_header .= ' ('. rcmail_encrypt_header($host) . ')';
	268	} else {
	269	$http_header .= (($host != $hostname) ? $hostname : '[' . $host . ']');
82c98e	270	if ($host != $hostname)
A	271	$http_header .= ' (['. $host .'])';
ddc891	272	}
2471d3	273	$http_header .= $nldlm . ' via ';
A	274	}
ddc891	275	$host = $_SERVER['REMOTE_ADDR'];
A	276	$hostname = gethostbyaddr($host);
	277	if ($CONFIG['http_received_header_encrypt']) {
	278	$http_header .= rcmail_encrypt_header($hostname);
	279	if ($host != $hostname)
	280	$http_header .= ' ('. rcmail_encrypt_header($host) . ')';
	281	} else {
	282	$http_header .= (($host != $hostname) ? $hostname : '[' . $host . ']');
82c98e	283	if ($host != $hostname)
A	284	$http_header .= ' (['. $host .'])';
ddc891	285	}
A	286	// BY
	287	$http_header .= $nldlm . 'by ' . $_SERVER['HTTP_HOST'];
	288	// WITH
82c98e	289	$http_header .= $nldlm . 'with HTTP (' . $_SERVER['SERVER_PROTOCOL'] .
A	290	' '.$_SERVER['REQUEST_METHOD'] . '); ' . date('r');
2471d3	291	$http_header = wordwrap($http_header, 69, $nldlm);
ddc891	292
2471d3	293	$headers['Received'] = $http_header;
A	294	}
	295
2bf3cc	296	$headers['Date'] = rcmail_user_date();
d2b884	297	$headers['From'] = rcube_charset_convert($from_string, RCMAIL_CHARSET, $message_charset);
2471d3	298	$headers['To'] = $mailto;
4e17e6	299
T	300	// additional recipients
db1a87	301	if (!empty($mailcc)) {
e8f8fe	302	$headers['Cc'] = $mailcc;
db1a87	303	}
T	304	if (!empty($mailbcc)) {
e8f8fe	305	$headers['Bcc'] = $mailbcc;
db1a87	306	}
751b22	307	if (!empty($identity_arr['bcc'])) {
4e17e6	308	$headers['Bcc'] = ($headers['Bcc'] ? $headers['Bcc'].', ' : '') . $identity_arr['bcc'];
751b22	309	$RECIPIENT_COUNT ++;
A	310	}
	311
	312	if (($max_recipients = (int) $RCMAIL->config->get('max_recipients')) > 0) {
	313	if ($RECIPIENT_COUNT > $max_recipients) {
	314	$OUTPUT->show_message('toomanyrecipients', 'error', array('max' => $max_recipients));
	315	$OUTPUT->send('iframe');
	316	}
	317	}
4e17e6	318
T	319	// add subject
762a69	320	$headers['Subject'] = trim(get_input_value('_subject', RCUBE_INPUT_POST, TRUE, $message_charset));
4e17e6	321
db1a87	322	if (!empty($identity_arr['organization'])) {
4e17e6	323	$headers['Organization'] = $identity_arr['organization'];
db1a87	324	}
T	325	if (!empty($_POST['_replyto'])) {
8f9ab3	326	$headers['Reply-To'] = rcmail_email_input_format(get_input_value('_replyto', RCUBE_INPUT_POST, TRUE, $message_charset));
db1a87	327	}
T	328	else if (!empty($identity_arr['reply-to'])) {
e99991	329	$headers['Reply-To'] = rcmail_email_input_format($identity_arr['reply-to'], false, true);
db1a87	330	}
T	331	if (!empty($headers['Reply-To'])) {
	332	$headers['Mail-Reply-To'] = $headers['Reply-To'];
	333	}
	334	if (!empty($_POST['_followupto'])) {
	335	$headers['Mail-Followup-To'] = rcmail_email_input_format(get_input_value('_followupto', RCUBE_INPUT_POST, TRUE, $message_charset));
	336	}
	337	if (!empty($_SESSION['compose']['reply_msgid'])) {
4e17e6	338	$headers['In-Reply-To'] = $_SESSION['compose']['reply_msgid'];
db1a87	339	}
e99991	340
bbc856	341	// remember reply/forward UIDs in special headers
db1a87	342	if (!empty($_SESSION['compose']['reply_uid']) && $savedraft) {
bc404f	343	$headers['X-Draft-Info'] = array('type' => 'reply', 'uid' => $_SESSION['compose']['reply_uid']);
db1a87	344	}
T	345	else if (!empty($_SESSION['compose']['forward_uid']) && $savedraft) {
bc404f	346	$headers['X-Draft-Info'] = array('type' => 'forward', 'uid' => $_SESSION['compose']['forward_uid']);
db1a87	347	}
bbc856	348
db1a87	349	if (!empty($_SESSION['compose']['references'])) {
f88d41	350	$headers['References'] = $_SESSION['compose']['references'];
db1a87	351	}
4e17e6	352
d2b884	353	if (!empty($_POST['_priority'])) {
c57996	354	$priority = intval($_POST['_priority']);
3287e8	355	$a_priorities = array(1=>'highest', 2=>'high', 4=>'low', 5=>'lowest');
db1a87	356	if ($str_priority = $a_priorities[$priority]) {
4e17e6	357	$headers['X-Priority'] = sprintf("%d (%s)", $priority, ucfirst($str_priority));
db1a87	358	}
d2b884	359	}
4e17e6	360
d2b884	361	if (!empty($_POST['_receipt'])) {
A	362	$headers['Return-Receipt-To'] = $from_string;
	363	$headers['Disposition-Notification-To'] = $from_string;
	364	}
4e17e6	365
T	366	// additional headers
53e79d	367	$headers['Message-ID'] = $message_id;
A	368	$headers['X-Sender'] = $from;
	369
db1a87	370	if (is_array($headers['X-Draft-Info'])) {
bc404f	371	$headers['X-Draft-Info'] = rcmail_draftinfo_encode($headers['X-Draft-Info'] + array('folder' => $_SESSION['compose']['mailbox']));
db1a87	372	}
T	373	if (!empty($CONFIG['useragent'])) {
4e17e6	374	$headers['User-Agent'] = $CONFIG['useragent'];
db1a87	375	}
4e17e6	376
b44b4d	377	// exec hook for header checking and manipulation
e6ce00	378	$data = $RCMAIL->plugins->exec_hook('message_outgoing_headers', array('headers' => $headers));
b44b4d	379
T	380	// sending aborted by plugin
	381	if ($data['abort'] && !$savedraft) {
	382	$OUTPUT->show_message($data['message'] ? $data['message'] : 'sendingfailed');
	383	$OUTPUT->send('iframe');
	384	}
	385	else
	386	$headers = $data['headers'];
	387
	388
751b22	389	$isHtml = (bool) get_input_value('_is_html', RCUBE_INPUT_POST);
940fc1	390
c03095	391	// fetch message body
ea7c46	392	$message_body = get_input_value('_message', RCUBE_INPUT_POST, TRUE, $message_charset);
940fc1	393
65605c	394	if (!$savedraft) {
7a48e5	395	if ($isHtml) {
A	396	// remove signature's div ID
65605c	397	$message_body = preg_replace('/\s*id="_rc_sig"/', '', $message_body);
4e17e6	398
7a48e5	399	// add inline css for blockquotes
A	400	$bstyle = 'padding-left:5px; border-left:#1010ff 2px solid; margin-left:5px; width:100%';
	401	$message_body = preg_replace('/<blockquote>/',
	402	'<blockquote type="cite" style="'.$bstyle.'">', $message_body);
	403	}
5852c1	404
65605c	405	// generic footer for all messages
5852c1	406	if ($isHtml && !empty($CONFIG['generic_message_footer_html'])) {
A	407	$footer = file_get_contents(realpath($CONFIG['generic_message_footer_html']));
	408	$footer = rcube_charset_convert($footer, RCMAIL_CHARSET, $message_charset);
	409	}
	410	else if (!empty($CONFIG['generic_message_footer'])) {
65605c	411	$footer = file_get_contents(realpath($CONFIG['generic_message_footer']));
ecb9fb	412	$footer = rcube_charset_convert($footer, RCMAIL_CHARSET, $message_charset);
5852c1	413	if ($isHtml)
A	414	$footer = '<pre>'.$footer.'</pre>';
65605c	415	}
5852c1	416	if ($footer)
A	417	$message_body .= "\r\n" . $footer;
65605c	418	}
a0109c	419
b62049	420	// set line length for body wrapping
c769c6	421	$LINE_LENGTH = $RCMAIL->config->get('line_length', 72);
b62049	422
91790e	423	// Since we can handle big messages with disk usage, we need more time to work
A	424	@set_time_limit(0);
	425
	426	// create PEAR::Mail_mime instance
ac8edb	427	$MAIL_MIME = new Mail_mime("\r\n");
91790e	428
A	429	// Check if we have enough memory to handle the message in it
	430	// It's faster than using files, so we'll do this if we only can
	431	if (is_array($_SESSION['compose']['attachments']) && $CONFIG['smtp_server']
	432	&& ($mem_limit = parse_bytes(ini_get('memory_limit'))))
	433	{
	434	$memory = function_exists('memory_get_usage') ? memory_get_usage() : 1610241024; // safe value: 16MB
	435
	436	foreach ($_SESSION['compose']['attachments'] as $id => $attachment)
	437	$memory += $attachment['size'];
	438
	439	// Yeah, Net_SMTP needs up to 12x more memory, 1.33 is for base64
	440	if ($memory * 1.33 * 12 > $mem_limit)
	441	$MAIL_MIME->setParam('delay_file_io', true);
	442	}
a0109c	443
S	444	// For HTML-formatted messages, construct the MIME message with both
	445	// the HTML part and the plain-text part
	446
cc97ea	447	if ($isHtml) {
e6ce00	448	$plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body',
ac8edb	449	array('body' => $message_body, 'type' => 'html', 'message' => $MAIL_MIME));
A	450
5852c1	451	$MAIL_MIME->setHTMLBody($plugin['body']);
a0109c	452
db1a87	453	// replace emoticons
T	454	$plugin['body'] = rcmail_replace_emoticons($plugin['body']);
	455
a0109c	456	// add a plain text version of the e-mail as an alternative part.
cc97ea	457	$h2t = new html2text($plugin['body'], false, true, 0);
5852c1	458	$plainTextPart = rc_wordwrap($h2t->get_text(), $LINE_LENGTH, "\r\n");
65605c	459	$plainTextPart = wordwrap($plainTextPart, 998, "\r\n", true);
5852c1	460	if (!$plainTextPart) {
db1a87	461	// empty message body breaks attachment handling in drafts
T	462	$plainTextPart = "\r\n";
cc97ea	463	}
ac8edb	464	else {
A	465	// make sure all line endings are CRLF (#1486712)
	466	$plainTextPart = preg_replace('/\r?\n/', "\r\n", $plainTextPart);
	467	}
	468
e6ce00	469	$plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body',
ac8edb	470	array('body' => $plainTextPart, 'type' => 'alternative', 'message' => $MAIL_MIME));
A	471
cc97ea	472	$MAIL_MIME->setTXTBody($plugin['body']);
a0109c	473
141eb8	474	// look for "emoticon" images from TinyMCE and change their src paths to
S	475	// be file paths on the server instead of URL paths.
	476	$message_body = rcmail_fix_emoticon_paths($MAIL_MIME);
cc97ea	477	}
6b6f2e	478	else {
e6ce00	479	$plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body',
5852c1	480	array('body' => $message_body, 'type' => 'plain', 'message' => $MAIL_MIME));
A	481
	482	$message_body = $plugin['body'];
	483
99b8c1	484	// compose format=flowed content if enabled
A	485	if ($flowed = $RCMAIL->config->get('send_format_flowed', true))
	486	$message_body = rcube_message::format_flowed($message_body, min($LINE_LENGTH+2, 79));
6b6f2e	487	else
dffcaa	488	$message_body = rc_wordwrap($message_body, $LINE_LENGTH, "\r\n");
5852c1	489
a23884	490	$message_body = wordwrap($message_body, 998, "\r\n", true);
cc97ea	491	if (!strlen($message_body)) {
212352	492	// empty message body breaks attachment handling in drafts
T	493	$message_body = "\r\n";
a0109c	494	}
ac8edb	495
5852c1	496	$MAIL_MIME->setTXTBody($message_body, false, true);
cc97ea	497	}
4e17e6	498
T	499	// add stored attachments, if any
91790e	500	if (is_array($_SESSION['compose']['attachments']))
A	501	{
cc97ea	502	foreach ($_SESSION['compose']['attachments'] as $id => $attachment) {
T	503	// This hook retrieves the attachment contents from the file storage backend
e6ce00	504	$attachment = $RCMAIL->plugins->exec_hook('attachment_get', $attachment);
cc97ea	505
c973ab	506	$dispurl = '/\ssrc\s=\s[\'"]\S+display-attachment\S+file=rcmfile' . preg_quote($attachment['id']) . '[\s\'"]/';
cc97ea	507	$message_body = $MAIL_MIME->getHTMLBody();
T	508	if ($isHtml && (preg_match($dispurl, $message_body) > 0)) {
d519ef	509	$message_body = preg_replace($dispurl, ' src="'.$attachment['name'].'" ', $message_body);
7145e0	510	$MAIL_MIME->setHTMLBody($message_body);
dc9d75	511
cc97ea	512	if ($attachment['data'])
T	513	$MAIL_MIME->addHTMLImage($attachment['data'], $attachment['mimetype'], $attachment['name'], false);
	514	else
	515	$MAIL_MIME->addHTMLImage($attachment['path'], $attachment['mimetype'], $attachment['name'], true);
4315b0	516	}
cc97ea	517	else {
6d5dba	518	$ctype = str_replace('image/pjpeg', 'image/jpeg', $attachment['mimetype']); // #1484914
cc97ea	519	$file = $attachment['data'] ? $attachment['data'] : $attachment['path'];
33ca14	520
A	521	// .eml attachments send inline
cc97ea	522	$MAIL_MIME->addAttachment($file,
57388f	523	$ctype,
cc97ea	524	$attachment['name'],
T	525	($attachment['data'] ? false : true),
dc9d75	526	($ctype == 'message/rfc822' ? '8bit' : 'base64'),
33ca14	527	($ctype == 'message/rfc822' ? 'inline' : 'attachment'),
db1a87	528	'', '', '',
cc97ea	529	$CONFIG['mime_param_folding'] ? 'quoted-printable' : NULL,
db1a87	530	$CONFIG['mime_param_folding'] == 2 ? 'quoted-printable' : NULL,
T	531	'', RCMAIL_CHARSET
cc97ea	532	);
4315b0	533	}
S	534	}
cc97ea	535	}
4e17e6	536
3d0ec7	537	// choose transfer encoding for plain/text body
A	538	if (preg_match('/[^\x00-\x7F]/', $MAIL_MIME->getTXTBody()))
47ad83	539	$transfer_encoding = $RCMAIL->config->get('force_7bit') ? 'quoted-printable' : '8bit';
3d0ec7	540	else
A	541	$transfer_encoding = '7bit';
	542
a95e0e	543	// encoding settings for mail composing
91790e	544	$MAIL_MIME->setParam('text_encoding', $transfer_encoding);
A	545	$MAIL_MIME->setParam('html_encoding', 'quoted-printable');
	546	$MAIL_MIME->setParam('head_encoding', 'quoted-printable');
	547	$MAIL_MIME->setParam('head_charset', $message_charset);
	548	$MAIL_MIME->setParam('html_charset', $message_charset);
6b6f2e	549	$MAIL_MIME->setParam('text_charset', $message_charset . ($flowed ? ";\r\n format=flowed" : ''));
cc97ea	550
5a6ad2	551	// encoding subject header with mb_encode provides better results with asian characters
d2b884	552	if (function_exists('mb_encode_mimeheader')) {
24fe97	553	mb_internal_encoding($message_charset);
34b659	554	$headers['Subject'] = mb_encode_mimeheader($headers['Subject'],
ac8edb	555	$message_charset, 'Q', "\r\n", 8);
f11541	556	mb_internal_encoding(RCMAIL_CHARSET);
b517af	557	}
4e17e6	558
fba1f5	559	// pass headers to message object
T	560	$MAIL_MIME->headers($headers);
4e17e6	561
d2b884	562	// Begin SMTP Delivery Block
fba1f5	563	if (!$savedraft)
T	564	{
d2b884	565	// check 'From' address (identity may be incomplete)
A	566	if (empty($from)) {
fd51e0	567	$OUTPUT->show_message('nofromaddress', 'error');
d2b884	568	$OUTPUT->send('iframe');
fd51e0	569	}
A	570
f22ea7	571	// Handle Delivery Status Notification request
A	572	if (!empty($_POST['_dsn'])) {
	573	$smtp_opts['dsn'] = true;
	574	}
	575
	576	$sent = rcmail_deliver_message($MAIL_MIME, $from, $mailto,
	577	$smtp_error, $mailbody_file, $smtp_opts);
91790e	578
1966c5	579	// return to compose page if sending failed
968bdc	580	if (!$sent)
4e17e6	581	{
91790e	582	// remove temp file
A	583	if ($mailbody_file) {
	584	unlink($mailbody_file);
	585	}
	586
2818f8	587	if ($smtp_error)
A	588	$OUTPUT->show_message($smtp_error['label'], 'error', $smtp_error['vars']);
	589	else
	590	$OUTPUT->show_message('sendingfailed', 'error');
f11541	591	$OUTPUT->send('iframe');
4e17e6	592	}
acb08f	593
A	594	// save message sent time
	595	if (!empty($CONFIG['sendmail_delay']))
4b60fa	596	$RCMAIL->user->save_prefs(array('last_message_time' => time()));
1966c5	597
4dae73	598	// set replied/forwarded flag
1966c5	599	if ($_SESSION['compose']['reply_uid'])
48958e	600	$IMAP->set_flag($_SESSION['compose']['reply_uid'], 'ANSWERED', $_SESSION['compose']['mailbox']);
4dae73	601	else if ($_SESSION['compose']['forward_uid'])
48958e	602	$IMAP->set_flag($_SESSION['compose']['forward_uid'], 'FORWARDED', $_SESSION['compose']['mailbox']);
c03095	603
4dae73	604	} // End of SMTP Delivery Block
41fa0b	605
T	606
1966c5	607	// Determine which folder to save message
b068a0	608	if ($savedraft)
faf876	609	$store_target = $CONFIG['drafts_mbox'];
d583bc	610	else
faf876	611	$store_target = isset($_POST['_store_target']) ? get_input_value('_store_target', RCUBE_INPUT_POST) : $CONFIG['sent_mbox'];
c03095	612
faf876	613	if ($store_target)
4e17e6	614	{
16378f	615	// check if folder is subscribed
A	616	if ($IMAP->mailbox_exists($store_target, true))
	617	$store_folder = true;
	618	// folder may be existing but not subscribed (#1485241)
	619	else if (!$IMAP->mailbox_exists($store_target))
	620	$store_folder = $IMAP->create_mailbox($store_target, true);
	621	else if ($IMAP->subscribe($store_target))
	622	$store_folder = true;
520c36	623
91790e	624	// append message to sent box
A	625	if ($store_folder) {
	626
	627	// message body in file
	628	if ($mailbody_file \|\| $MAIL_MIME->getParam('delay_file_io')) {
	629	$headers = $MAIL_MIME->txtHeaders();
	630
	631	// file already created
	632	if ($mailbody_file)
	633	$msg = $mailbody_file;
	634	else {
	635	$temp_dir = $RCMAIL->config->get('temp_dir');
	636	$mailbody_file = tempnam($temp_dir, 'rcmMsg');
	637	if (!PEAR::isError($msg = $MAIL_MIME->saveMessageBody($mailbody_file)))
	638	$msg = $mailbody_file;
	639	}
	640	}
	641	else {
	642	$msg = $MAIL_MIME->getMessage();
	643	$headers = '';
	644	}
	645
	646	if (PEAR::isError($msg))
	647	raise_error(array('code' => 600, 'type' => 'php',
	648	'file' => __FILE__, 'line' => __LINE__,
	649	'message' => "Could not create message: ".$msg->getMessage()),
	650	TRUE, FALSE);
	651	else {
	652	$saved = $IMAP->save_message($store_target, $msg, $headers, $mailbody_file ? true : false);
	653	}
	654
	655	if ($mailbody_file) {
	656	unlink($mailbody_file);
	657	$mailbody_file = null;
	658	}
	659
	660	// raise error if saving failed
	661	if (!$saved) {
	662	raise_error(array('code' => 800, 'type' => 'imap',
6d13ca	663	'file' => __FILE__, 'line' => __LINE__,
A	664	'message' => "Could not save message in $store_target"), TRUE, FALSE);
41fa0b	665
91790e	666	if ($savedraft) {
A	667	$OUTPUT->show_message('errorsaving', 'error');
	668	$OUTPUT->send('iframe');
	669	}
9a5762	670	}
f0f98f	671	}
4e17e6	672
b068a0	673	if ($olddraftmessageid)
T	674	{
1966c5	675	// delete previous saved draft
6f31b3	676	$a_deleteid = $IMAP->search_once($CONFIG['drafts_mbox'],
A	677	'HEADER Message-ID '.$olddraftmessageid, true);
	678	$deleted = $IMAP->delete_message($a_deleteid, $CONFIG['drafts_mbox']);
4e17e6	679
f0f98f	680	// raise error if deletion of old draft failed
1966c5	681	if (!$deleted)
6d13ca	682	raise_error(array('code' => 800, 'type' => 'imap',
A	683	'file' => __FILE__, 'line' => __LINE__,
	684	'message' => "Could not delete message from ".$CONFIG['drafts_mbox']), TRUE, FALSE);
4e17e6	685	}
T	686	}
91790e	687	// remove temp file
A	688	else if ($mailbody_file) {
	689	unlink($mailbody_file);
	690	}
	691
4e17e6	692
1966c5	693	if ($savedraft)
S	694	{
c719f3	695	$msgid = strtr($message_id, array('>' => '', '<' => ''));
T	696
	697	// remember new draft-uid
6f31b3	698	$draftuids = $IMAP->search_once($CONFIG['drafts_mbox'], 'HEADER Message-ID '.$msgid, true);
A	699	$_SESSION['compose']['param']['_draft_uid'] = $draftuids[0];
c719f3	700
f11541	701	// display success
T	702	$OUTPUT->show_message('messagesaved', 'confirmation');
f0f98f	703
f11541	704	// update "_draft_saveid" and the "cmp_hash" to prevent "Unsaved changes" warning
c719f3	705	$OUTPUT->command('set_draft_id', $msgid);
f11541	706	$OUTPUT->command('compose_field_hash', true);
41fa0b	707
f0f98f	708	// start the auto-save timer again
f11541	709	$OUTPUT->command('auto_save_start');
f0f98f	710
f11541	711	$OUTPUT->send('iframe');
1966c5	712	}
S	713	else
	714	{
	715	rcmail_compose_cleanup();
9a5762	716
A	717	if ($store_folder && !$saved)
	718	$OUTPUT->command('sent_successfully', 'error', rcube_label('errorsavingsent'));
	719	else
	720	$OUTPUT->command('sent_successfully', 'confirmation', rcube_label('messagesent'));
f11541	721	$OUTPUT->send('iframe');
1966c5	722	}
4e17e6	723
b25dfd	724