sendmail.inc
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sendmail.inc
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	<?php

	/*
	+-----------------------------------------------------------------------+
	\| program/steps/mail/sendmail.inc \|
	\| \|
	\| This file is part of the RoundCube Webmail client \|
	\| Copyright (C) 2005-2009, RoundCube Dev. - Switzerland \|
	\| Licensed under the GNU GPL \|
	\| \|
	\| PURPOSE: \|
	\| Compose a new mail message with all headers and attachments \|
	\| and send it using the PEAR::Net_SMTP class or with PHP mail() \|
	\| \|
	+-----------------------------------------------------------------------+
	\| Author: Thomas Bruederli <roundcube@gmail.com> \|
	+-----------------------------------------------------------------------+

	$Id$

	*/

	// remove all scripts and act as called in frame
	$OUTPUT->reset();
	$OUTPUT->framed = TRUE;

	$savedraft = !empty($_POST['_draft']) ? TRUE : FALSE;

	/**** checks ******/

	if (!isset($_SESSION['compose']['id'])) {
	raise_error(array('code' => 500, 'type' => 'smtp',
	'file' => __FILE__, 'line' => __LINE__,
	'message' => "Invalid compose ID"), true, false);

	$OUTPUT->show_message("An internal error occured. Please try again.", 'error');
	$OUTPUT->send('iframe');
	}

	if (!$savedraft) {
	if (empty($_POST['_to']) && empty($_POST['_cc']) && empty($_POST['_bcc'])
	&& empty($_POST['_subject']) && $_POST['_message']) {
	$OUTPUT->show_message('sendingfailed', 'error');
	$OUTPUT->send('iframe');
	}

	if(!empty($CONFIG['sendmail_delay'])) {
	$wait_sec = time() - intval($CONFIG['sendmail_delay']) - intval($CONFIG['last_message_time']);
	if($wait_sec < 0) {
	$OUTPUT->show_message('senttooquickly', 'error', array('sec' => $wait_sec * -1));
	$OUTPUT->send('iframe');
	}
	}
	}


	/**** message sending functions ******/

	// encrypt parts of the header
	function rcmail_encrypt_header($what)
	{
	global $CONFIG, $RCMAIL;
	if (!$CONFIG['http_received_header_encrypt'])
	{
	return $what;
	}
	return $RCMAIL->encrypt($what);
	}

	// get identity record
	function rcmail_get_identity($id)
	{
	global $USER, $OUTPUT;

	if ($sql_arr = $USER->get_identity($id))
	{
	$out = $sql_arr;
	$out['mailto'] = $sql_arr['email'];

	// Special chars as defined by RFC 822 need to in quoted string (or escaped).
	if (preg_match('/[\<\>\\\.\[\]@,;:"]/', $sql_arr['name']))
	$name = '"' . addcslashes($sql_arr['name'], '"') . '"';
	else
	$name = $sql_arr['name'];

	$out['string'] = rcube_charset_convert($name, RCMAIL_CHARSET, $OUTPUT->get_charset());
	if ($sql_arr['email'])
	$out['string'] .= ' <' . $sql_arr['email'] . '>';

	return $out;
	}

	return FALSE;
	}

	/**
	* go from this:
	* <img src=".../tiny_mce/plugins/emotions/images/smiley-cool.gif" border="0" alt="Cool" title="Cool" />
	*
	* to this:
	*
	* <IMG src="cid:smiley-cool.gif"/>
	* ...
	* ------part...
	* Content-Type: image/gif
	* Content-Transfer-Encoding: base64
	* Content-ID: <smiley-cool.gif>
	*/
	function rcmail_attach_emoticons(&$mime_message)
	{
	global $CONFIG;

	$body = $mime_message->getHTMLBody();

	// remove any null-byte characters before parsing
	$body = preg_replace('/\x00/', '', $body);

	$searchstr = 'program/js/tiny_mce/plugins/emotions/img/';
	$offset = 0;

	// keep track of added images, so they're only added once
	$included_images = array();

	if (preg_match_all('# src=[\'"]([^\'"]+)#', $body, $matches, PREG_OFFSET_CAPTURE)) {
	foreach ($matches[1] as $m) {
	// find emoticon image tags
	if (preg_match('#'.$searchstr.'(.*)$#', $m[0], $imatches)) {
	$image_name = $imatches[1];

	// sanitize image name so resulting attachment doesn't leave images dir
	$image_name = preg_replace('/[^a-zA-Z0-9_\.\-]/i', '', $image_name);
	$img_file = INSTALL_PATH . '/' . $searchstr . $image_name;

	if (! in_array($image_name, $included_images)) {
	// add the image to the MIME message
	if (! $mime_message->addHTMLImage($img_file, 'image/gif', '', true, $image_name))
	$OUTPUT->show_message("emoticonerror", 'error');
	array_push($included_images, $image_name);
	}

	$body = substr_replace($body, $img_file, $m[1] + $offset, strlen($m[0]));
	$offset += strlen($img_file) - strlen($m[0]);
	}
	}
	}

	$mime_message->setHTMLBody($body);

	return $body;
	}

	// parse email address input
	function rcmail_email_input_format($mailto)
	{
	global $EMAIL_FORMAT_ERROR;

	$regexp = array('/[,;]\s[\r\n]+/', '/[\r\n]+/', '/[,;]\s$/m', '/;/', '/(\S{1})(<\S+@\S+>)/U');
	$replace = array(', ', ', ', '', ',', '\\1 \\2');

	// replace new lines and strip ending ', ', make address input more valid
	$mailto = trim(preg_replace($regexp, $replace, $mailto));

	$result = array();
	$items = rcube_explode_quoted_string(',', $mailto);

	foreach($items as $item) {
	$item = trim($item);
	// address in brackets without name (do nothing)
	if (preg_match('/^<\S+@\S+>$/', $item)) {
	$result[] = $item;
	// address without brackets and without name (add brackets)
	} else if (preg_match('/^\S+@\S+$/', $item)) {
	$result[] = '<'.$item.'>';
	// address with name (handle name)
	} else if (preg_match('/\S+@\S+>*$/', $item, $matches)) {
	$address = $matches[0];
	$name = str_replace($address, '', $item);
	$name = trim($name);
	if ($name && ($name[0] != '"' \|\| $name[strlen($name)-1] != '"')
	&& preg_match('/[\<\>\\\.\[\]@,;:"]/', $name)) {
	$name = '"'.addcslashes($name, '"').'"';
	}
	if (!preg_match('/^<\S+@\S+>$/', $address))
	$address = '<'.$address.'>';

	$result[] = $name.' '.$address;
	$item = $address;
	} else if (trim($item)) {
	continue;
	}

	// check address format
	$item = trim($item, '<>');
	if ($item && !check_email($item)) {
	$EMAIL_FORMAT_ERROR = $item;
	return;
	}
	}

	return implode(', ', $result);
	}

	/**** compose message ******/

	if (strlen($_POST['_draft_saveid']) > 3)
	$olddraftmessageid = get_input_value('_draft_saveid', RCUBE_INPUT_POST);

	$message_id = sprintf('<%s@%s>', md5(uniqid('rcmail'.mt_rand(),true)), $RCMAIL->config->mail_domain($_SESSION['imap_host']));

	// set default charset
	$input_charset = $OUTPUT->get_charset();
	$message_charset = isset($_POST['_charset']) ? $_POST['_charset'] : $input_charset;

	$EMAIL_FORMAT_ERROR = NULL;

	$mailto = rcmail_email_input_format(get_input_value('_to', RCUBE_INPUT_POST, TRUE, $message_charset));
	$mailcc = rcmail_email_input_format(get_input_value('_cc', RCUBE_INPUT_POST, TRUE, $message_charset));
	$mailbcc = rcmail_email_input_format(get_input_value('_bcc', RCUBE_INPUT_POST, TRUE, $message_charset));

	if ($EMAIL_FORMAT_ERROR) {
	$OUTPUT->show_message('emailformaterror', 'error', array('email' => $EMAIL_FORMAT_ERROR));
	$OUTPUT->send('iframe');
	}

	if (empty($mailto) && !empty($mailcc)) {
	$mailto = $mailcc;
	$mailcc = null;
	}
	else if (empty($mailto))
	$mailto = 'undisclosed-recipients:;';

	// get sender name and address
	$from = get_input_value('_from', RCUBE_INPUT_POST, true, $message_charset);
	$identity_arr = rcmail_get_identity($from);

	if (!$identity_arr && ($from = rcmail_email_input_format($from))) {
	if (preg_match('/(\S+@\S+)/', $from, $m))
	$identity_arr['mailto'] = $m[1];
	} else
	$from = $identity_arr['mailto'];

	if (empty($identity_arr['string']))
	$identity_arr['string'] = $from;

	// compose headers array
	$headers = array();

	// if configured, the Received headers goes to top, for good measure
	if ($CONFIG['http_received_header'])
	{
	$nldlm = $RCMAIL->config->header_delimiter() . "\t";
	// FROM/VIA
	$http_header = 'from ';
	if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
	$host = $_SERVER['HTTP_X_FORWARDED_FOR'];
	$hostname = gethostbyaddr($host);
	if ($CONFIG['http_received_header_encrypt']) {
	$http_header .= rcmail_encrypt_header($hostname);
	if ($host != $hostname)
	$http_header .= ' ('. rcmail_encrypt_header($host) . ')';
	} else {
	$http_header .= (($host != $hostname) ? $hostname : '[' . $host . ']');
	if ($host != $hostname)
	$http_header .= ' (['. $host .'])';
	}
	$http_header .= $nldlm . ' via ';
	}
	$host = $_SERVER['REMOTE_ADDR'];
	$hostname = gethostbyaddr($host);
	if ($CONFIG['http_received_header_encrypt']) {
	$http_header .= rcmail_encrypt_header($hostname);
	if ($host != $hostname)
	$http_header .= ' ('. rcmail_encrypt_header($host) . ')';
	} else {
	$http_header .= (($host != $hostname) ? $hostname : '[' . $host . ']');
	if ($host != $hostname)
	$http_header .= ' (['. $host .'])';
	}
	// BY
	$http_header .= $nldlm . 'by ' . $_SERVER['HTTP_HOST'];
	// WITH
	$http_header .= $nldlm . 'with HTTP (' . $_SERVER['SERVER_PROTOCOL'] .
	' '.$_SERVER['REQUEST_METHOD'] . '); ' . date('r');
	$http_header = wordwrap($http_header, 69, $nldlm);

	$headers['Received'] = $http_header;
	}

	$headers['Date'] = date('r');
	$headers['From'] = rcube_charset_convert($identity_arr['string'], RCMAIL_CHARSET, $message_charset);
	$headers['To'] = $mailto;

	// additional recipients
	if (!empty($mailcc))
	$headers['Cc'] = $mailcc;

	if (!empty($mailbcc))
	$headers['Bcc'] = $mailbcc;

	if (!empty($identity_arr['bcc']))
	$headers['Bcc'] = ($headers['Bcc'] ? $headers['Bcc'].', ' : '') . $identity_arr['bcc'];

	// add subject
	$headers['Subject'] = trim(get_input_value('_subject', RCUBE_INPUT_POST, TRUE, $message_charset));

	if (!empty($identity_arr['organization']))
	$headers['Organization'] = $identity_arr['organization'];

	if (!empty($_POST['_replyto']))
	$headers['Reply-To'] = rcmail_email_input_format(get_input_value('_replyto', RCUBE_INPUT_POST, TRUE, $message_charset));
	else if (!empty($identity_arr['reply-to']))
	$headers['Reply-To'] = $identity_arr['reply-to'];

	if (!empty($_SESSION['compose']['reply_msgid']))
	$headers['In-Reply-To'] = $_SESSION['compose']['reply_msgid'];

	// remember reply/forward UIDs in special headers
	if (!empty($_SESSION['compose']['reply_uid']) && $savedraft)
	$headers['X-Draft-Info'] = array('type' => 'reply', 'uid' => $_SESSION['compose']['reply_uid']);
	else if (!empty($_SESSION['compose']['forward_uid']) && $savedraft)
	$headers['X-Draft-Info'] = array('type' => 'forward', 'uid' => $_SESSION['compose']['forward_uid']);

	if (!empty($_SESSION['compose']['references']))
	$headers['References'] = $_SESSION['compose']['references'];

	if (!empty($_POST['_priority']))
	{
	$priority = intval($_POST['_priority']);
	$a_priorities = array(1=>'highest', 2=>'high', 4=>'low', 5=>'lowest');
	if ($str_priority = $a_priorities[$priority])
	$headers['X-Priority'] = sprintf("%d (%s)", $priority, ucfirst($str_priority));
	}

	if (!empty($_POST['_receipt']))
	{
	$headers['Return-Receipt-To'] = $identity_arr['string'];
	$headers['Disposition-Notification-To'] = $identity_arr['string'];
	}

	// additional headers
	$headers['Message-ID'] = $message_id;
	$headers['X-Sender'] = $from;

	if (is_array($headers['X-Draft-Info']))
	$headers['X-Draft-Info'] = rcmail_draftinfo_encode($headers['X-Draft-Info'] + array('folder' => $_SESSION['compose']['mailbox']));

	if (!empty($CONFIG['useragent']))
	$headers['User-Agent'] = $CONFIG['useragent'];

	// exec hook for header checking and manipulation
	$data = $RCMAIL->plugins->exec_hook('outgoing_message_headers', array('headers' => $headers));

	// sending aborted by plugin
	if ($data['abort'] && !$savedraft) {
	$OUTPUT->show_message($data['message'] ? $data['message'] : 'sendingfailed');
	$OUTPUT->send('iframe');
	}
	else
	$headers = $data['headers'];


	$isHtmlVal = strtolower(get_input_value('_is_html', RCUBE_INPUT_POST));
	$isHtml = ($isHtmlVal == "1");

	// fetch message body
	$message_body = get_input_value('_message', RCUBE_INPUT_POST, TRUE, $message_charset);

	if (!$savedraft) {
	// remove signature's div ID
	if ($isHtml)
	$message_body = preg_replace('/\s*id="_rc_sig"/', '', $message_body);

	// generic footer for all messages
	if (!empty($CONFIG['generic_message_footer'])) {
	$footer = file_get_contents(realpath($CONFIG['generic_message_footer']));
	$footer = rcube_charset_convert($footer, RCMAIL_CHARSET, $message_charset);
	}
	}

	// set line length for body wrapping
	$LINE_LENGTH = $RCMAIL->config->get('line_length', 75);

	// Since we can handle big messages with disk usage, we need more time to work
	@set_time_limit(0);

	// create PEAR::Mail_mime instance
	$MAIL_MIME = new Mail_mime($RCMAIL->config->header_delimiter());

	// Check if we have enough memory to handle the message in it
	// It's faster than using files, so we'll do this if we only can
	if (is_array($_SESSION['compose']['attachments']) && $CONFIG['smtp_server']
	&& ($mem_limit = parse_bytes(ini_get('memory_limit'))))
	{
	$memory = function_exists('memory_get_usage') ? memory_get_usage() : 1610241024; // safe value: 16MB

	foreach ($_SESSION['compose']['attachments'] as $id => $attachment)
	$memory += $attachment['size'];

	// Yeah, Net_SMTP needs up to 12x more memory, 1.33 is for base64
	if ($memory * 1.33 * 12 > $mem_limit)
	$MAIL_MIME->setParam('delay_file_io', true);
	}

	// For HTML-formatted messages, construct the MIME message with both
	// the HTML part and the plain-text part

	if ($isHtml) {
	$plugin = $RCMAIL->plugins->exec_hook('outgoing_message_body', array('body' => $message_body, 'type' => 'html', 'message' => $MAIL_MIME));
	$MAIL_MIME->setHTMLBody($plugin['body'] . ($footer ? "\r\n<pre>".$footer.'</pre>' : ''));

	// add a plain text version of the e-mail as an alternative part.
	$h2t = new html2text($plugin['body'], false, true, 0);
	$plainTextPart = rc_wordwrap($h2t->get_text(), $LINE_LENGTH, "\r\n") . ($footer ? "\r\n".$footer : '');
	$plainTextPart = wordwrap($plainTextPart, 998, "\r\n", true);
	if (!strlen($plainTextPart)) {
	// empty message body breaks attachment handling in drafts
	$plainTextPart = "\r\n";
	}
	$plugin = $RCMAIL->plugins->exec_hook('outgoing_message_body', array('body' => $plainTextPart, 'type' => 'alternative', 'message' => $MAIL_MIME));
	$MAIL_MIME->setTXTBody($plugin['body']);

	// look for "emoticon" images from TinyMCE and copy into message as attachments
	$message_body = rcmail_attach_emoticons($MAIL_MIME);
	}
	else
	{
	$message_body = rc_wordwrap($message_body, $LINE_LENGTH, "\r\n");
	if ($footer)
	$message_body .= "\r\n" . $footer;
	$message_body = wordwrap($message_body, 998, "\r\n", true);
	if (!strlen($message_body)) {
	// empty message body breaks attachment handling in drafts
	$message_body = "\r\n";
	}
	$plugin = $RCMAIL->plugins->exec_hook('outgoing_message_body', array('body' => $message_body, 'type' => 'plain', 'message' => $MAIL_MIME));
	$MAIL_MIME->setTXTBody($plugin['body'], false, true);
	}

	// add stored attachments, if any
	if (is_array($_SESSION['compose']['attachments']))
	{
	foreach ($_SESSION['compose']['attachments'] as $id => $attachment) {
	// This hook retrieves the attachment contents from the file storage backend
	$attachment = $RCMAIL->plugins->exec_hook('get_attachment', $attachment);

	$dispurl = '/\ssrc\s=\s[\'"]\S+display-attachment\S+file=rcmfile' . preg_quote($attachment['id']) . '[\s\'"]\s/';
	$message_body = $MAIL_MIME->getHTMLBody();
	if ($isHtml && (preg_match($dispurl, $message_body) > 0)) {
	$message_body = preg_replace($dispurl, ' src="'.$attachment['name'].'" ', $message_body);
	$MAIL_MIME->setHTMLBody($message_body);

	if ($attachment['data'])
	$MAIL_MIME->addHTMLImage($attachment['data'], $attachment['mimetype'], $attachment['name'], false);
	else
	$MAIL_MIME->addHTMLImage($attachment['path'], $attachment['mimetype'], $attachment['name'], true);
	}
	else {
	$ctype = str_replace('image/pjpeg', 'image/jpeg', $attachment['mimetype']); // #1484914
	$file = $attachment['data'] ? $attachment['data'] : $attachment['path'];

	// .eml attachments send inline
	$MAIL_MIME->addAttachment($file,
	$ctype,
	$attachment['name'],
	($attachment['data'] ? false : true),
	// @TODO: quoted-printable for message/rfc822 is safe,
	// but we should check that 7bit or 8bit is possible here
	($ctype == 'message/rfc822' ? 'quoted-printable' : 'base64'),
	($ctype == 'message/rfc822' ? 'inline' : 'attachment'),
	$message_charset, '', '',
	$CONFIG['mime_param_folding'] ? 'quoted-printable' : NULL,
	$CONFIG['mime_param_folding'] == 2 ? 'quoted-printable' : NULL
	);
	}
	}
	}

	// choose transfer encoding for plain/text body
	if (preg_match('/[^\x00-\x7F]/', $MAIL_MIME->getTXTBody()))
	$transfer_encoding = $RCMAIL->config->get('force_7bit') ? 'quoted-printable' : '8bit';
	else
	$transfer_encoding = '7bit';

	// encoding settings for mail composing
	$MAIL_MIME->setParam('text_encoding', $transfer_encoding);
	$MAIL_MIME->setParam('html_encoding', 'quoted-printable');
	$MAIL_MIME->setParam('head_encoding', 'quoted-printable');
	$MAIL_MIME->setParam('head_charset', $message_charset);
	$MAIL_MIME->setParam('html_charset', $message_charset);
	$MAIL_MIME->setParam('text_charset', $message_charset);

	// encoding subject header with mb_encode provides better results with asian characters
	if (function_exists('mb_encode_mimeheader'))
	{
	mb_internal_encoding($message_charset);
	$headers['Subject'] = mb_encode_mimeheader($headers['Subject'],
	$message_charset, 'Q', $RCMAIL->config->header_delimiter(), 8);
	mb_internal_encoding(RCMAIL_CHARSET);
	}

	// pass headers to message object
	$MAIL_MIME->headers($headers);

	// Begin SMTP Delivery Block
	if (!$savedraft)
	{
	// check for 'From' address (identity may be incomplete)
	if ($identity_arr && !$identity_arr['mailto']) {
	$OUTPUT->show_message('nofromaddress', 'error');
	$OUTPUT->send('iframe');
	}

	$sent = rcmail_deliver_message($MAIL_MIME, $from, $mailto, $smtp_error, $mailbody_file);

	// return to compose page if sending failed
	if (!$sent)
	{
	// remove temp file
	if ($mailbody_file) {
	unlink($mailbody_file);
	}

	if ($smtp_error)
	$OUTPUT->show_message($smtp_error['label'], 'error', $smtp_error['vars']);
	else
	$OUTPUT->show_message('sendingfailed', 'error');
	$OUTPUT->send('iframe');
	}

	// save message sent time
	if (!empty($CONFIG['sendmail_delay']))
	$RCMAIL->user->save_prefs(array('last_message_time' => time()));

	// set replied/forwarded flag
	if ($_SESSION['compose']['reply_uid'])
	$IMAP->set_flag($_SESSION['compose']['reply_uid'], 'ANSWERED', $_SESSION['compose']['mailbox']);
	else if ($_SESSION['compose']['forward_uid'])
	$IMAP->set_flag($_SESSION['compose']['forward_uid'], 'FORWARDED', $_SESSION['compose']['mailbox']);

	} // End of SMTP Delivery Block


	// Determine which folder to save message
	if ($savedraft)
	$store_target = $CONFIG['drafts_mbox'];
	else
	$store_target = isset($_POST['_store_target']) ? get_input_value('_store_target', RCUBE_INPUT_POST) : $CONFIG['sent_mbox'];

	if ($store_target)
	{
	// check if mailbox exists
	if (!in_array($store_target, $IMAP->list_mailboxes()))
	{
	// folder may be existing but not subscribed (#1485241)
	if (!in_array($store_target, $IMAP->list_unsubscribed()))
	$store_folder = $IMAP->create_mailbox($store_target, TRUE);
	else if ($IMAP->subscribe($store_target))
	$store_folder = TRUE;
	}
	else
	$store_folder = TRUE;

	// append message to sent box
	if ($store_folder) {

	// message body in file
	if ($mailbody_file \|\| $MAIL_MIME->getParam('delay_file_io')) {
	$headers = $MAIL_MIME->txtHeaders();

	// file already created
	if ($mailbody_file)
	$msg = $mailbody_file;
	else {
	$temp_dir = $RCMAIL->config->get('temp_dir');
	$mailbody_file = tempnam($temp_dir, 'rcmMsg');
	if (!PEAR::isError($msg = $MAIL_MIME->saveMessageBody($mailbody_file)))
	$msg = $mailbody_file;
	}
	}
	else {
	$msg = $MAIL_MIME->getMessage();
	$headers = '';
	}

	if (PEAR::isError($msg))
	raise_error(array('code' => 600, 'type' => 'php',
	'file' => __FILE__, 'line' => __LINE__,
	'message' => "Could not create message: ".$msg->getMessage()),
	TRUE, FALSE);
	else {
	$saved = $IMAP->save_message($store_target, $msg, $headers, $mailbody_file ? true : false);
	}

	if ($mailbody_file) {
	unlink($mailbody_file);
	$mailbody_file = null;
	}

	// raise error if saving failed
	if (!$saved) {
	raise_error(array('code' => 800, 'type' => 'imap',
	'file' => __FILE__, 'line' => __LINE__,
	'message' => "Could not save message in $store_target"), TRUE, FALSE);

	if ($savedraft) {
	$OUTPUT->show_message('errorsaving', 'error');
	$OUTPUT->send('iframe');
	}
	}
	}

	if ($olddraftmessageid)
	{
	// delete previous saved draft
	$a_deleteid = $IMAP->search($CONFIG['drafts_mbox'], 'HEADER Message-ID '.$olddraftmessageid);

	$deleted = $IMAP->delete_message($IMAP->get_uid($a_deleteid[0], $CONFIG['drafts_mbox']), $CONFIG['drafts_mbox']);

	// raise error if deletion of old draft failed
	if (!$deleted)
	raise_error(array('code' => 800, 'type' => 'imap',
	'file' => __FILE__, 'line' => __LINE__,
	'message' => "Could not delete message from ".$CONFIG['drafts_mbox']), TRUE, FALSE);
	}
	}
	// remove temp file
	else if ($mailbody_file) {
	unlink($mailbody_file);
	}


	if ($savedraft)
	{
	$msgid = strtr($message_id, array('>' => '', '<' => ''));

	// remember new draft-uid
	$draftids = $IMAP->search($CONFIG['drafts_mbox'], 'HEADER Message-ID '.$msgid);
	$_SESSION['compose']['param']['_draft_uid'] = $IMAP->get_uid($draftids[0], $CONFIG['drafts_mbox']);

	// display success
	$OUTPUT->show_message('messagesaved', 'confirmation');

	// update "_draft_saveid" and the "cmp_hash" to prevent "Unsaved changes" warning
	$OUTPUT->command('set_draft_id', $msgid);
	$OUTPUT->command('compose_field_hash', true);

	// start the auto-save timer again
	$OUTPUT->command('auto_save_start');

	$OUTPUT->send('iframe');
	}
	else
	{
	rcmail_compose_cleanup();

	if ($store_folder && !$saved)
	$OUTPUT->command('sent_successfully', 'error', rcube_label('errorsavingsent'));
	else
	$OUTPUT->command('sent_successfully', 'confirmation', rcube_label('messagesent'));
	$OUTPUT->send('iframe');
	}

	?>

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