From bd0551b22076b82a6d49e9f7a2b2e0c90a1b2326 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Fri, 05 Feb 2016 07:25:27 -0500
Subject: [PATCH] Secure also downloads of addressbook exports, managesieve script exports and Enigma keys exports
---
program/steps/mail/sendmail.inc | 1174 ++++++++++++++++++++++++++++++++++++++++++---------------
1 files changed, 855 insertions(+), 319 deletions(-)
diff --git a/program/steps/mail/sendmail.inc b/program/steps/mail/sendmail.inc
index 8ead1b0..dbd6f98 100644
--- a/program/steps/mail/sendmail.inc
+++ b/program/steps/mail/sendmail.inc
@@ -1,404 +1,940 @@
<?php
-/*
+/**
+-----------------------------------------------------------------------+
| program/steps/mail/sendmail.inc |
| |
- | This file is part of the RoundCube Webmail client |
- | Copyright (C) 2005-2007, RoundCube Dev. - Switzerland |
- | Licensed under the GNU GPL |
+ | This file is part of the Roundcube Webmail client |
+ | Copyright (C) 2005-2013, The Roundcube Dev Team |
+ | |
+ | Licensed under the GNU General Public License version 3 or |
+ | any later version with exceptions for skins & plugins. |
+ | See the README file for a full license statement. |
| |
| PURPOSE: |
| Compose a new mail message with all headers and attachments |
- | and send it using IlohaMail's SMTP methods or with PHP mail() |
+ | and send it using the PEAR::Net_SMTP class or with PHP mail() |
| |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
-
- $Id$
-
*/
-
-
-//require_once('lib/smtp.inc');
-require_once('lib/html2text.inc');
-require_once('lib/rc_mail_mime.inc');
-
-
-if (!isset($_SESSION['compose']['id']))
- {
- rcmail_overwrite_action('list');
- return;
- }
-
-
-/****** message sending functions ********/
-
-
-// get identity record
-function rcmail_get_identity($id)
- {
- global $USER, $OUTPUT;
-
- if ($sql_arr = $USER->get_identity($id))
- {
- $out = $sql_arr;
- $out['mailto'] = $sql_arr['email'];
- $name = strpos($sql_arr['name'], ",") ? '"'.$sql_arr['name'].'"' : $sql_arr['name'];
- $out['string'] = sprintf('%s <%s>',
- rcube_charset_convert($name, RCMAIL_CHARSET, $OUTPUT->get_charset()),
- $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, $INSTALL_PATH;
-
- $htmlContents = $mime_message->getHtmlBody();
-
- // remove any null-byte characters before parsing
- $body = preg_replace('/\x00/', '', $htmlContents);
-
- $last_img_pos = 0;
-
- $searchstr = 'program/js/tiny_mce/plugins/emotions/images/';
-
- // keep track of added images, so they're only added once
- $included_images = array();
-
- // find emoticon image tags
- while ($pos = strpos($body, $searchstr, $last_img_pos))
- {
- $pos2 = strpos($body, '"', $pos);
- $body_pre = substr($body, 0, $pos);
- $image_name = substr($body,
- $pos + strlen($searchstr),
- $pos2 - ($pos + strlen($searchstr)));
- // sanitize image name so resulting attachment doesn't leave images dir
- $image_name = preg_replace('/[^a-zA-Z0-9_\.\-]/i','',$image_name);
-
- $body_post = substr($body, $pos2);
-
- if (! in_array($image_name, $included_images))
- {
- // add the image to the MIME message
- $img_file = $INSTALL_PATH . '/' . $searchstr . $image_name;
- if(! $mime_message->addHTMLImage($img_file, 'image/gif', '', true, '_' . $image_name))
- $OUTPUT->show_message("emoticonerror", 'error');
-
- array_push($included_images, $image_name);
- }
-
- $body = $body_pre . 'cid:_' . $image_name . $body_post;
-
- $last_img_pos = $pos2;
- }
-
- $mime_message->setHTMLBody($body);
-}
-
-if (strlen($_POST['_draft_saveid']) > 3)
- $olddraftmessageid = get_input_value('_draft_saveid', RCUBE_INPUT_POST);
-
-$message_id = sprintf('<%s@%s>', md5(uniqid('rcmail'.rand(),true)), rcmail_mail_domain($_SESSION['imap_host']));
-$savedraft = !empty($_POST['_draft']) ? TRUE : FALSE;
// remove all scripts and act as called in frame
$OUTPUT->reset();
$OUTPUT->framed = TRUE;
+$saveonly = !empty($_GET['_saveonly']);
+$savedraft = !empty($_POST['_draft']) && !$saveonly;
+$sendmail_delay = (int) $RCMAIL->config->get('sendmail_delay');
+$drafts_mbox = $RCMAIL->config->get('drafts_mbox');
-/****** check submission and compose message ********/
+$COMPOSE_ID = rcube_utils::get_input_value('_id', rcube_utils::INPUT_GPC);
+$COMPOSE =& $_SESSION['compose_data_'.$COMPOSE_ID];
+
+/****** checks ********/
+
+if (!isset($COMPOSE['id'])) {
+ rcube::raise_error(array('code' => 500, 'type' => 'php',
+ 'file' => __FILE__, 'line' => __LINE__,
+ 'message' => "Invalid compose ID"), true, false);
+
+ $OUTPUT->show_message('internalerror', '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');
+ $OUTPUT->send('iframe');
+ }
+
+ if ($sendmail_delay) {
+ $wait_sec = time() - $sendmail_delay - intval($RCMAIL->config->get('last_message_time'));
+ if ($wait_sec < 0) {
+ $OUTPUT->show_message('senttooquickly', 'error', array('sec' => $wait_sec * -1));
+ $OUTPUT->send('iframe');
+ }
+ }
+}
-if (!$savedraft && empty($_POST['_to']) && empty($_POST['_subject']) && $_POST['_message'])
- {
- $OUTPUT->show_message("sendingfailed", 'error');
- $OUTPUT->send('iframe');
- return;
- }
+/****** compose message ********/
+if (empty($COMPOSE['param']['message-id'])) {
+ $COMPOSE['param']['message-id'] = $RCMAIL->gen_message_id();
+}
+$message_id = $COMPOSE['param']['message-id'];
// set default charset
-$input_charset = $OUTPUT->get_charset();
-$message_charset = isset($_POST['_charset']) ? $_POST['_charset'] : $input_charset;
+$message_charset = isset($_POST['_charset']) ? $_POST['_charset'] : $OUTPUT->get_charset();
-$mailto_regexp = array('/[,;]\s*[\r\n]+/', '/[\r\n]+/', '/[,;]\s*$/m', '/;/');
-$mailto_replace = array(', ', ', ', '', ',');
+$EMAIL_FORMAT_ERROR = NULL;
+$RECIPIENT_COUNT = 0;
-// replace new lines and strip ending ', '
-$mailto = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_to', RCUBE_INPUT_POST, TRUE, $message_charset));
+$mailto = rcmail_email_input_format(rcube_utils::get_input_value('_to', rcube_utils::INPUT_POST, TRUE, $message_charset), true);
+$mailcc = rcmail_email_input_format(rcube_utils::get_input_value('_cc', rcube_utils::INPUT_POST, TRUE, $message_charset), true);
+$mailbcc = rcmail_email_input_format(rcube_utils::get_input_value('_bcc', rcube_utils::INPUT_POST, TRUE, $message_charset), true);
-// decode address strings
-$to_address_arr = $IMAP->decode_address_list($mailto);
-$identity_arr = rcmail_get_identity(get_input_value('_from', RCUBE_INPUT_POST));
+if ($EMAIL_FORMAT_ERROR && !$savedraft) {
+ $OUTPUT->show_message('emailformaterror', 'error', array('email' => $EMAIL_FORMAT_ERROR));
+ $OUTPUT->send('iframe');
+}
-$from = $identity_arr['mailto'];
-$first_to = is_array($to_address_arr[0]) ? $to_address_arr[0]['mailto'] : $mailto;
+if (empty($mailto) && !empty($mailcc)) {
+ $mailto = $mailcc;
+ $mailcc = null;
+}
+else if (empty($mailto)) {
+ $mailto = 'undisclosed-recipients:;';
+}
-if (empty($identity_arr['string']))
- $identity_arr['string'] = $from;
+// Get sender name and address...
+$from = rcube_utils::get_input_value('_from', rcube_utils::INPUT_POST, true, $message_charset);
+// ... from identity...
+if (is_numeric($from)) {
+ if (is_array($identity_arr = rcmail_get_identity($from))) {
+ if ($identity_arr['mailto'])
+ $from = $identity_arr['mailto'];
+ if ($identity_arr['string'])
+ $from_string = $identity_arr['string'];
+ }
+ else {
+ $from = null;
+ }
+}
+// ... if there is no identity record, this might be a custom from
+else if ($from_string = rcmail_email_input_format($from)) {
+ if (preg_match('/(\S+@\S+)/', $from_string, $m))
+ $from = trim($m[1], '<>');
+ else
+ $from = null;
+}
+
+// check 'From' address (identity may be incomplete)
+if (!$savedraft && !$saveonly && empty($from)) {
+ $OUTPUT->show_message('nofromaddress', 'error');
+ $OUTPUT->send('iframe');
+}
+
+if (!$from_string && $from) {
+ $from_string = $from;
+}
// compose headers array
-$headers = array('Date' => date('r'),
- 'From' => rcube_charset_convert($identity_arr['string'], RCMAIL_CHARSET, $message_charset),
- 'To' => $mailto);
+$headers = array();
+
+// if configured, the Received headers goes to top, for good measure
+if ($RCMAIL->config->get('http_received_header')) {
+ $nldlm = "\r\n\t";
+ $http_header = 'from ';
+
+ // FROM/VIA
+ if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
+ $hosts = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR'], 2);
+ $http_header .= rcmail_received_host($hosts[0]) . $nldlm . ' via ';
+ }
+
+ $http_header .= rcmail_received_host($_SERVER['REMOTE_ADDR']);
+
+ // BY
+ $http_header .= $nldlm . 'by ' . $_SERVER['HTTP_HOST'];
+
+ // WITH
+ $http_header .= $nldlm . 'with HTTP (' . $_SERVER['SERVER_PROTOCOL']
+ . ' ' . $_SERVER['REQUEST_METHOD'] . '); ' . date('r');
+
+ $headers['Received'] = wordwrap($http_header, 69, $nldlm);
+}
+
+$headers['Date'] = $RCMAIL->user_date();
+$headers['From'] = rcube_charset::convert($from_string, RCUBE_CHARSET, $message_charset);
+$headers['To'] = $mailto;
// additional recipients
-if (!empty($_POST['_cc']))
- $headers['Cc'] = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_cc', RCUBE_INPUT_POST, TRUE, $message_charset));
+if (!empty($mailcc)) {
+ $headers['Cc'] = $mailcc;
+}
+if (!empty($mailbcc)) {
+ $headers['Bcc'] = $mailbcc;
+}
-if (!empty($_POST['_bcc']))
- $headers['Bcc'] = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_bcc', RCUBE_INPUT_POST, TRUE, $message_charset));
-
-if (!empty($identity_arr['bcc']))
- $headers['Bcc'] = ($headers['Bcc'] ? $headers['Bcc'].', ' : '') . $identity_arr['bcc'];
+if (($max_recipients = (int) $RCMAIL->config->get('max_recipients')) > 0) {
+ if ($RECIPIENT_COUNT > $max_recipients) {
+ $OUTPUT->show_message('toomanyrecipients', 'error', array('max' => $max_recipients));
+ $OUTPUT->send('iframe');
+ }
+}
+
+$dont_override = (array) $RCMAIL->config->get('dont_override');
+$mdn_enabled = in_array('mdn_default', $dont_override) ? $RCMAIL->config->get('mdn_default') : !empty($_POST['_mdn']);
+$dsn_enabled = in_array('dsn_default', $dont_override) ? $RCMAIL->config->get('dsn_default') : !empty($_POST['_dsn']);
// add subject
-$headers['Subject'] = trim(get_input_value('_subject', RCUBE_INPUT_POST, FALSE, $message_charset));
+$headers['Subject'] = trim(rcube_utils::get_input_value('_subject', rcube_utils::INPUT_POST, TRUE, $message_charset));
-if (!empty($identity_arr['organization']))
- $headers['Organization'] = $identity_arr['organization'];
+if (!empty($identity_arr['organization'])) {
+ $headers['Organization'] = $identity_arr['organization'];
+}
+if ($hdr = rcube_utils::get_input_value('_replyto', rcube_utils::INPUT_POST, TRUE, $message_charset)) {
+ $headers['Reply-To'] = rcmail_email_input_format($hdr);
+}
+if (!empty($headers['Reply-To'])) {
+ $headers['Mail-Reply-To'] = $headers['Reply-To'];
+}
+if ($hdr = rcube_utils::get_input_value('_followupto', rcube_utils::INPUT_POST, TRUE, $message_charset)) {
+ $headers['Mail-Followup-To'] = rcmail_email_input_format($hdr);
+}
-if (!empty($_POST['_replyto']))
- $headers['Reply-To'] = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_replyto', RCUBE_INPUT_POST, TRUE, $message_charset));
-else if (!empty($identity_arr['reply-to']))
- $headers['Reply-To'] = $identity_arr['reply-to'];
+// remember reply/forward UIDs in special headers
+if (!empty($COMPOSE['reply_uid']) && $savedraft) {
+ $headers['X-Draft-Info'] = array('type' => 'reply', 'uid' => $COMPOSE['reply_uid']);
+}
+else if (!empty($COMPOSE['forward_uid']) && $savedraft) {
+ $headers['X-Draft-Info'] = array('type' => 'forward', 'uid' => rcube_imap_generic::compressMessageSet($COMPOSE['forward_uid']));
+}
-if (!empty($_SESSION['compose']['reply_msgid']))
- $headers['In-Reply-To'] = $_SESSION['compose']['reply_msgid'];
+if (!empty($COMPOSE['reply_msgid'])) {
+ $headers['In-Reply-To'] = $COMPOSE['reply_msgid'];
+}
+if (!empty($COMPOSE['references'])) {
+ $headers['References'] = $COMPOSE['references'];
+}
-if (!empty($_SESSION['compose']['references']))
- $headers['References'] = $_SESSION['compose']['references'];
+if (!empty($_POST['_priority'])) {
+ $priority = intval($_POST['_priority']);
+ $a_priorities = array(1 => 'highest', 2 => 'high', 4 => 'low', 5 => 'lowest');
-if (!empty($_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 ($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'] = $identity_arr['string'];
- }
+if ($mdn_enabled) {
+ $headers['Return-Receipt-To'] = $from_string;
+ $headers['Disposition-Notification-To'] = $from_string;
+}
// additional headers
$headers['Message-ID'] = $message_id;
-$headers['X-Sender'] = $from;
-$headers['Received'] = wordwrap('from ' .
- (isset($_SERVER['HTTP_X_FORWARDED_FOR']) ?
- gethostbyaddr($_SERVER['HTTP_X_FORWARDED_FOR']).' ['.$_SERVER['HTTP_X_FORWARDED_FOR'].'] via ' : '') .
- gethostbyaddr($_SERVER['REMOTE_ADDR']).' ['.$_SERVER['REMOTE_ADDR'].'] with ' .
- $_SERVER['SERVER_PROTOCOL'].' ('.$_SERVER['REQUEST_METHOD'].'); ' . date('r'),
- 69, rcmail_header_delm() . "\t");
+$headers['X-Sender'] = $from;
-if (!empty($CONFIG['useragent']))
- $headers['User-Agent'] = $CONFIG['useragent'];
+if (is_array($headers['X-Draft-Info'])) {
+ $headers['X-Draft-Info'] = rcmail_draftinfo_encode($headers['X-Draft-Info'] + array('folder' => $COMPOSE['mailbox']));
+}
+if ($hdr = $RCMAIL->config->get('useragent')) {
+ $headers['User-Agent'] = $hdr;
+}
+
+// exec hook for header checking and manipulation
+// Depracated: use message_before_send hook instead
+$data = $RCMAIL->plugins->exec_hook('message_outgoing_headers', array('headers' => $headers));
+
+// sending aborted by plugin
+if ($data['abort'] && !$savedraft) {
+ $OUTPUT->show_message($data['message'] ?: 'sendingfailed');
+ $OUTPUT->send('iframe');
+}
+else {
+ $headers = $data['headers'];
+}
+
+$isHtml = (bool) rcube_utils::get_input_value('_is_html', rcube_utils::INPUT_POST);
// fetch message body
-$message_body = get_input_value('_message', RCUBE_INPUT_POST, TRUE, $message_charset);
+$message_body = rcube_utils::get_input_value('_message', rcube_utils::INPUT_POST, TRUE, $message_charset);
-// append generic footer to all messages
-if (!$savedraft && !empty($CONFIG['generic_message_footer']) && ($footer = file_get_contents(realpath($CONFIG['generic_message_footer']))))
- $message_body .= "\r\n" . rcube_charset_convert($footer, 'UTF-8', $message_charset);
+if (isset($_POST['_pgpmime'])) {
+ $pgp_mime = rcube_utils::get_input_value('_pgpmime', rcube_utils::INPUT_POST);
+ $isHtml = false;
+ $message_body = '';
-$isHtmlVal = strtolower(get_input_value('_is_html', RCUBE_INPUT_POST));
-$isHtml = ($isHtmlVal == "1");
+ // clear unencrypted attachments
+ foreach ((array) $COMPOSE['attachments'] as $attach) {
+ $RCMAIL->plugins->exec_hook('attachment_delete', $attach);
+ }
-// create extended PEAR::Mail_mime instance
-$MAIL_MIME = new rc_mail_mime(rcmail_header_delm());
+ $COMPOSE['attachments'] = array();
+}
+
+if ($isHtml) {
+ $bstyle = array();
+
+ if ($font_size = $RCMAIL->config->get('default_font_size')) {
+ $bstyle[] = 'font-size: ' . $font_size;
+ }
+ if ($font_family = $RCMAIL->config->get('default_font')) {
+ $bstyle[] = 'font-family: ' . rcmail::font_defs($font_family);
+ }
+
+ // append doctype and html/body wrappers
+ $bstyle = !empty($bstyle) ? (" style='" . implode($bstyle, '; ') . "'") : '';
+ $message_body = '<html><head>'
+ . '<meta http-equiv="Content-Type" content="text/html; charset=' . $message_charset . '" /></head>'
+ . "<body" . $bstyle . ">\r\n" . $message_body;
+}
+
+if (!$savedraft) {
+ if ($isHtml) {
+ $b_style = 'padding: 0 0.4em; border-left: #1010ff 2px solid; margin: 0';
+ $pre_style = 'margin: 0; padding: 0; font-family: monospace';
+
+ $message_body = preg_replace(
+ array(
+ // remove empty signature div
+ '/<div id="_rc_sig">( )?<\/div>[\s\r\n]*$/',
+ // remove signature's div ID
+ '/\s*id="_rc_sig"/',
+ // add inline css for blockquotes and container
+ '/<blockquote>/',
+ '/<div class="pre">/',
+ // convert TinyMCE's new-line sequences (#1490463)
+ '/<p> <\/p>/',
+ ),
+ array(
+ '',
+ '',
+ '<blockquote type="cite" style="'.$b_style.'">',
+ '<div class="pre" style="'.$pre_style.'">',
+ '<p><br /></p>',
+ ),
+ $message_body);
+ }
+
+ // Check spelling before send
+ if ($RCMAIL->config->get('spellcheck_before_send') && $RCMAIL->config->get('enable_spellcheck')
+ && empty($COMPOSE['spell_checked']) && !empty($message_body)
+ ) {
+ $message_body = str_replace("\r\n", "\n", $message_body);
+ $spellchecker = new rcube_spellchecker(rcube_utils::get_input_value('_lang', rcube_utils::INPUT_GPC));
+ $spell_result = $spellchecker->check($message_body, $isHtml);
+
+ $COMPOSE['spell_checked'] = true;
+
+ if (!$spell_result) {
+ if ($isHtml) {
+ $result['words'] = $spellchecker->get();
+ $result['dictionary'] = (bool) $RCMAIL->config->get('spellcheck_dictionary');
+ }
+ else {
+ $result = $spellchecker->get_xml();
+ }
+
+ $OUTPUT->show_message('mispellingsfound', 'error');
+ $OUTPUT->command('spellcheck_resume', $result);
+ $OUTPUT->send('iframe');
+ }
+ }
+
+ // generic footer for all messages
+ if ($footer = rcmail_generic_message_footer($isHtml)) {
+ $footer = rcube_charset::convert($footer, RCUBE_CHARSET, $message_charset);
+ $message_body .= "\r\n" . $footer;
+ }
+}
+
+if ($isHtml) {
+ $message_body .= "\r\n</body></html>\r\n";
+}
+
+// sort attachments to make sure the order is the same as in the UI (#1488423)
+if ($files = rcube_utils::get_input_value('_attachments', rcube_utils::INPUT_POST)) {
+ $files = explode(',', $files);
+ $files = array_flip($files);
+ foreach ($files as $idx => $val) {
+ $files[$idx] = $COMPOSE['attachments'][$idx];
+ unset($COMPOSE['attachments'][$idx]);
+ }
+
+ $COMPOSE['attachments'] = array_merge(array_filter($files), $COMPOSE['attachments']);
+}
+
+// set line length for body wrapping
+$LINE_LENGTH = $RCMAIL->config->get('line_length', 72);
+
+// Since we can handle big messages with disk usage, we need more time to work
+@set_time_limit(0);
+
+// create PEAR::Mail_mime instance
+$MAIL_MIME = new Mail_mime("\r\n");
+
+// 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($COMPOSE['attachments']) && $RCMAIL->config->get('smtp_server')
+ && ($mem_limit = parse_bytes(ini_get('memory_limit')))
+) {
+ $memory = 0;
+ foreach ($COMPOSE['attachments'] as $id => $attachment) {
+ $memory += $attachment['size'];
+ }
+
+ // Yeah, Net_SMTP needs up to 12x more memory, 1.33 is for base64
+ if (!rcube_utils::mem_check($memory * 1.33 * 12)) {
+ $MAIL_MIME->setParam('delay_file_io', true);
+ }
+}
// For HTML-formatted messages, construct the MIME message with both
// the HTML part and the plain-text part
+if ($isHtml) {
+ $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body',
+ array('body' => $message_body, 'type' => 'html', 'message' => $MAIL_MIME));
-if ($isHtml)
- {
- $MAIL_MIME->setHTMLBody($message_body);
+ $MAIL_MIME->setHTMLBody($plugin['body']);
- // add a plain text version of the e-mail as an alternative part.
- $h2t = new html2text($message_body);
- $plainTextPart = wordwrap($h2t->get_text(), 998, "\r\n", true);
- $MAIL_MIME->setTXTBody($plainTextPart);
+ $plainTextPart = $RCMAIL->html2text($plugin['body'], array('width' => 0, 'charset' => $message_charset));
+ $plainTextPart = rcube_mime::wordwrap($plainTextPart, $LINE_LENGTH, "\r\n", false, $message_charset);
+ $plainTextPart = wordwrap($plainTextPart, 998, "\r\n", true);
- // look for "emoticon" images from TinyMCE and copy into message as attachments
- rcmail_attach_emoticons($MAIL_MIME);
- }
-else
- {
- $message_body = wordwrap($message_body, 75, "\r\n");
- $message_body = wordwrap($message_body, 998, "\r\n", true);
- $MAIL_MIME->setTXTBody($message_body, FALSE, TRUE);
- }
+ // make sure all line endings are CRLF (#1486712)
+ $plainTextPart = preg_replace('/\r?\n/', "\r\n", $plainTextPart);
+ $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body',
+ array('body' => $plainTextPart, 'type' => 'alternative', 'message' => $MAIL_MIME));
+
+ // add a plain text version of the e-mail as an alternative part.
+ $MAIL_MIME->setTXTBody($plugin['body']);
+
+ // Extract image Data URIs into message attachments (#1488502)
+ rcmail_extract_inline_images($MAIL_MIME, $from);
+}
+else {
+ $plugin = $RCMAIL->plugins->exec_hook('message_outgoing_body',
+ array('body' => $message_body, 'type' => 'plain', 'message' => $MAIL_MIME));
+
+ $message_body = $plugin['body'];
+
+ // compose format=flowed content if enabled
+ if ($flowed = ($savedraft || $RCMAIL->config->get('send_format_flowed', true)))
+ $message_body = rcube_mime::format_flowed($message_body, min($LINE_LENGTH+2, 79), $message_charset);
+ else
+ $message_body = rcube_mime::wordwrap($message_body, $LINE_LENGTH, "\r\n", false, $message_charset);
+
+ $message_body = wordwrap($message_body, 998, "\r\n", true);
+
+ $MAIL_MIME->setTXTBody($message_body, false, true);
+}
// add stored attachments, if any
-if (is_array($_SESSION['compose']['attachments']))
- foreach ($_SESSION['compose']['attachments'] as $id => $attachment)
- {
- $dispurl = '/\ssrc\s*=\s*[\'"]?\S+display-attachment\S+file=rcmfile' . $id . '[\'"]?/';
- $match = preg_match($dispurl, $message_body);
- if ($isHtml && ($match > 0))
- {
- $message_body = preg_replace($dispurl, ' src="'.$attachment['name'].'"', $message_body);
- $MAIL_MIME->setHTMLBody($message_body);
- $MAIL_MIME->addHTMLImage($attachment['path'], $attachment['mimetype'], $attachment['name']);
+if (is_array($COMPOSE['attachments'])) {
+ foreach ($COMPOSE['attachments'] as $id => $attachment) {
+ // This hook retrieves the attachment contents from the file storage backend
+ $attachment = $RCMAIL->plugins->exec_hook('attachment_get', $attachment);
+
+ if ($isHtml) {
+ $dispurl = '/[\'"]\S+display-attachment\S+file=rcmfile' . preg_quote($attachment['id']) . '[\'"]/';
+ $message_body = $MAIL_MIME->getHTMLBody();
+ $is_inline = preg_match($dispurl, $message_body);
+ }
+ else {
+ $is_inline = false;
+ }
+
+ // inline image
+ if ($is_inline) {
+ // Mail_Mime does not support many inline attachments with the same name (#1489406)
+ // we'll generate cid: urls here to workaround this
+ $cid = preg_replace('/[^0-9a-zA-Z]/', '', uniqid(time(), true));
+ if (preg_match('#(@[0-9a-zA-Z\-\.]+)#', $from, $matches)) {
+ $cid .= $matches[1];
+ }
+ else {
+ $cid .= '@localhost';
+ }
+
+ $message_body = preg_replace($dispurl, '"cid:' . $cid . '"', $message_body);
+
+ $MAIL_MIME->setHTMLBody($message_body);
+
+ if ($attachment['data'])
+ $MAIL_MIME->addHTMLImage($attachment['data'], $attachment['mimetype'], $attachment['name'], false, $cid);
+ else
+ $MAIL_MIME->addHTMLImage($attachment['path'], $attachment['mimetype'], $attachment['name'], true, $cid);
+ }
+ else {
+ $ctype = str_replace('image/pjpeg', 'image/jpeg', $attachment['mimetype']); // #1484914
+ $file = $attachment['data'] ?: $attachment['path'];
+ $folding = (int) $RCMAIL->config->get('mime_param_folding');
+
+ $MAIL_MIME->addAttachment($file,
+ $ctype,
+ $attachment['name'],
+ $attachment['data'] ? false : true,
+ $ctype == 'message/rfc822' ? '8bit' : 'base64',
+ 'attachment',
+ $attachment['charset'],
+ '', '',
+ $folding ? 'quoted-printable' : NULL,
+ $folding == 2 ? 'quoted-printable' : NULL,
+ '', RCUBE_CHARSET
+ );
+ }
}
- else
- {
- $MAIL_MIME->addAttachment($attachment['path'], $attachment['mimetype'], $attachment['name'], true, 'base64', 'attachment', $message_charset);
- }
- }
+}
-// add submitted attachments
-if (is_array($_FILES['_attachments']['tmp_name']))
- foreach ($_FILES['_attachments']['tmp_name'] as $i => $filepath)
- $MAIL_MIME->addAttachment($filepath, $files['type'][$i], $files['name'][$i], true, 'base64', 'attachment', $message_charset);
+// choose transfer encoding for plain/text body
+if (preg_match('/[^\x00-\x7F]/', $MAIL_MIME->getTXTBody())) {
+ $text_charset = $message_charset;
+ $transfer_encoding = $RCMAIL->config->get('force_7bit') ? 'quoted-printable' : '8bit';
+}
+else {
+ $text_charset = 'US-ASCII';
+ $transfer_encoding = '7bit';
+}
+if ($flowed) {
+ $text_charset .= ";\r\n format=flowed";
+}
-// chose transfer encoding
-$charset_7bit = array('ASCII', 'ISO-2022-JP', 'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-15');
-$transfer_encoding = in_array(strtoupper($message_charset), $charset_7bit) ? '7bit' : '8bit';
+// compose PGP/Mime message
+if ($pgp_mime) {
+ $MAIL_MIME->addAttachment(new Mail_mimePart('Version: 1', array(
+ 'content_type' => 'application/pgp-encrypted',
+ 'description' => 'PGP/MIME version identification',
+ )));
+
+ $MAIL_MIME->addAttachment(new Mail_mimePart($pgp_mime, array(
+ 'content_type' => 'application/octet-stream',
+ 'filename' => 'encrypted.asc',
+ 'disposition' => 'inline',
+ )));
+
+ $MAIL_MIME->setContentType('multipart/encrypted', array('protocol' => 'application/pgp-encrypted'));
+ $MAIL_MIME->setParam('preamble', 'This is an OpenPGP/MIME encrypted message (RFC 2440 and 3156)');
+}
// encoding settings for mail composing
-$MAIL_MIME->setParam(array(
- 'text_encoding' => $transfer_encoding,
- 'html_encoding' => 'quoted-printable',
- 'head_encoding' => 'quoted-printable',
- 'head_charset' => $message_charset,
- 'html_charset' => $message_charset,
- 'text_charset' => $message_charset,
-));
-
-// encoding subject header with mb_encode provides better results with asian characters
-if ($MBSTRING && function_exists("mb_encode_mimeheader"))
-{
- mb_internal_encoding($message_charset);
- $headers['Subject'] = mb_encode_mimeheader($headers['Subject'], $message_charset, 'Q');
- mb_internal_encoding(RCMAIL_CHARSET);
-}
+$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', $text_charset);
// pass headers to message object
$MAIL_MIME->headers($headers);
-// Begin SMTP Delivery Block
-if (!$savedraft)
-{
- $sent = rcmail_deliver_message($MAIL_MIME, $from, $mailto);
-
- // return to compose page if sending failed
- if (!$sent)
- {
- $OUTPUT->show_message("sendingfailed", 'error');
- $OUTPUT->send('iframe');
- return;
+// This hook allows to modify the message before send or save action
+$plugin = $RCMAIL->plugins->exec_hook('message_ready', array('message' => $MAIL_MIME));
+$MAIL_MIME = $plugin['message'];
+
+// Begin SMTP Delivery Block
+if (!$savedraft && !$saveonly) {
+ // Handle Delivery Status Notification request
+ $smtp_opts['dsn'] = $dsn_enabled;
+
+ $sent = $RCMAIL->deliver_message($MAIL_MIME, $from, $mailto,
+ $smtp_error, $mailbody_file, $smtp_opts);
+
+ // return to compose page if sending failed
+ if (!$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');
+ $OUTPUT->send('iframe');
}
-
- // set repliead flag
- if ($_SESSION['compose']['reply_uid'])
- $IMAP->set_flag($_SESSION['compose']['reply_uid'], 'ANSWERED');
- } // End of SMTP Delivery Block
+ // save message sent time
+ if ($sendmail_delay) {
+ $RCMAIL->user->save_prefs(array('last_message_time' => time()));
+ }
-
+ // set replied/forwarded flag
+ if ($COMPOSE['reply_uid']) {
+ foreach (rcmail::get_uids($COMPOSE['reply_uid'], $COMPOSE['mailbox']) as $mbox => $uids) {
+ $RCMAIL->storage->set_flag($uids, 'ANSWERED', $mbox);
+ }
+ }
+ else if ($COMPOSE['forward_uid']) {
+ foreach (rcmail::get_uids($COMPOSE['forward_uid'], $COMPOSE['mailbox']) as $mbox => $uids) {
+ $RCMAIL->storage->set_flag($uids, 'FORWARDED', $mbox);
+ }
+ }
+}
// Determine which folder to save message
-if ($savedraft)
- $store_target = 'drafts_mbox';
-else
- $store_target = 'sent_mbox';
+if ($savedraft) {
+ $store_target = $drafts_mbox;
+}
+else if (!$RCMAIL->config->get('no_save_sent_messages')) {
+ if (isset($_POST['_store_target'])) {
+ $store_target = rcube_utils::get_input_value('_store_target', rcube_utils::INPUT_POST);
+ }
+ else {
+ $store_target = $RCMAIL->config->get('sent_mbox');
+ }
+}
-if ($CONFIG[$store_target])
- {
- // check if mailbox exists
- if (!in_array_nocase($CONFIG[$store_target], $IMAP->list_mailboxes()))
- $store_folder = $IMAP->create_mailbox($CONFIG[$store_target], TRUE);
- else
- $store_folder = TRUE;
-
- // append message to sent box
- if ($store_folder)
- $saved = $IMAP->save_message($CONFIG[$store_target], $MAIL_MIME->getMessage());
-
- // raise error if saving failed
- if (!$saved)
- {
- raise_error(array('code' => 800, 'type' => 'imap', 'file' => __FILE__,
- 'message' => "Could not save message in $CONFIG[$store_target]"), TRUE, FALSE);
-
- $OUTPUT->show_message('errorsaving', 'error');
- $OUTPUT->send('iframe');
+if ($store_target) {
+ // check if folder is subscribed
+ if ($RCMAIL->storage->folder_exists($store_target, true)) {
+ $store_folder = true;
+ }
+ // folder may be existing but not subscribed (#1485241)
+ else if (!$RCMAIL->storage->folder_exists($store_target)) {
+ $store_folder = $RCMAIL->storage->create_folder($store_target, true);
+ }
+ else if ($RCMAIL->storage->subscribe($store_target)) {
+ $store_folder = true;
}
- if ($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']),$CONFIG['drafts_mbox']);
+ // append message to sent box
+ if ($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');
+ $msg = $MAIL_MIME->saveMessageBody($mailbody_file);
+
+ if (!is_a($msg, 'PEAR_Error')) {
+ $msg = $mailbody_file;
+ }
+ }
+ }
+ else {
+ $msg = $MAIL_MIME->getMessage();
+ $headers = '';
+ }
+
+ if (is_a($msg, 'PEAR_Error')) {
+ rcube::raise_error(array('code' => 650, 'type' => 'php',
+ 'file' => __FILE__, 'line' => __LINE__,
+ 'message' => "Could not create message: ".$msg->getMessage()),
+ true, false);
+ }
+ else {
+ $saved = $RCMAIL->storage->save_message($store_target, $msg, $headers,
+ $mailbody_file ? true : false, array('SEEN'));
+ }
+
+ if ($mailbody_file) {
+ unlink($mailbody_file);
+ $mailbody_file = null;
+ }
+ }
+
+ // raise error if saving failed
+ if (!$saved) {
+ rcube::raise_error(array('code' => 800, 'type' => 'imap',
+ 'file' => __FILE__, 'line' => __LINE__,
+ 'message' => "Could not save message in $store_target"), true, false);
+
+ if ($savedraft) {
+ $RCMAIL->display_server_error('errorsaving');
+
+ // start the auto-save timer again
+ $OUTPUT->command('auto_save_start');
+ $OUTPUT->send('iframe');
+ }
+ }
+}
+// remove temp file
+else if ($mailbody_file) {
+ unlink($mailbody_file);
+}
+
+// delete previous saved draft
+$old_id = rcube_utils::get_input_value('_draft_saveid', rcube_utils::INPUT_POST);
+if ($old_id && ($sent || $saved)) {
+ $deleted = $RCMAIL->storage->delete_message($old_id, $drafts_mbox);
// raise error if deletion of old draft failed
- if (!$deleted)
- raise_error(array('code' => 800, 'type' => 'imap', 'file' => __FILE__,
- 'message' => "Could not delete message from ".$CONFIG['drafts_mbox']), TRUE, FALSE);
+ if (!$deleted) {
+ rcube::raise_error(array('code' => 800, 'type' => 'imap',
+ 'file' => __FILE__, 'line' => __LINE__,
+ 'message' => "Could not delete message from $drafts_mbox"), true, false);
}
- }
+}
-if ($savedraft)
- {
- // display success
- $OUTPUT->show_message('messagesaved', 'confirmation');
-
- // update "_draft_saveid" and the "cmp_hash" to prevent "Unsaved changes" warning
- $OUTPUT->command('set_draft_id', str_replace(array('<','>'), "", $message_id));
- $OUTPUT->command('compose_field_hash', true);
-
- // start the auto-save timer again
- $OUTPUT->command('auto_save_start');
-
- $OUTPUT->send('iframe');
- }
-else
- {
- if ($CONFIG['smtp_log'])
- {
- $log_entry = sprintf(
- "[%s] User: %d on %s; Message for %s; %s\n",
- date("d-M-Y H:i:s O", mktime()),
- $_SESSION['user_id'],
- $_SERVER['REMOTE_ADDR'],
- $mailto,
- !empty($smtp_response) ? join('; ', $smtp_response) : '');
-
- if ($fp = @fopen($CONFIG['log_dir'].'/sendmail', 'a'))
- {
- fwrite($fp, $log_entry);
- fclose($fp);
- }
+if ($savedraft) {
+ // remember new draft-uid ($saved could be an UID or true/false here)
+ if ($saved && is_bool($saved)) {
+ $index = $RCMAIL->storage->search_once($drafts_mbox, 'HEADER Message-ID ' . $message_id);
+ $saved = @max($index->get());
}
- rcmail_compose_cleanup();
- $OUTPUT->command('sent_successfully', rcube_label('messagesent'));
- $OUTPUT->send('iframe');
- }
+ if ($saved) {
+ $plugin = $RCMAIL->plugins->exec_hook('message_draftsaved',
+ array('msgid' => $message_id, 'uid' => $saved, 'folder' => $store_target));
-?>
+ // display success
+ $OUTPUT->show_message($plugin['message'] ?: 'messagesaved', 'confirmation');
+
+ // update "_draft_saveid" and the "cmp_hash" to prevent "Unsaved changes" warning
+ $COMPOSE['param']['draft_uid'] = $plugin['uid'];
+ $OUTPUT->command('set_draft_id', $plugin['uid']);
+ $OUTPUT->command('compose_field_hash', true);
+ }
+
+ // start the auto-save timer again
+ $OUTPUT->command('auto_save_start');
+}
+else {
+ // Collect folders which could contain the composed message,
+ // we'll refresh the list if currently opened folder is one of them (#1490238)
+ $folders = array();
+
+ if (!$saveonly) {
+ if (in_array($COMPOSE['mode'], array('reply', 'forward', 'draft'))) {
+ $folders[] = $COMPOSE['mailbox'];
+ }
+ if (!empty($COMPOSE['param']['draft_uid']) && $drafts_mbox) {
+ $folders[] = $drafts_mbox;
+ }
+ }
+
+ if ($store_folder && !$saved) {
+ $params = $saveonly ? null : array('prefix' => true);
+ $RCMAIL->display_server_error('errorsavingsent', null, null, $params);
+ if ($saveonly) {
+ $OUTPUT->send('iframe');
+ }
+
+ $save_error = true;
+ }
+ else {
+ rcmail_compose_cleanup($COMPOSE_ID);
+ $OUTPUT->command('remove_compose_data', $COMPOSE_ID);
+
+ if ($store_folder) {
+ $folders[] = $store_target;
+ }
+ }
+
+ $msg = $RCMAIL->gettext($saveonly ? 'successfullysaved' : 'messagesent');
+
+ $OUTPUT->command('sent_successfully', 'confirmation', $msg, $folders, $save_error);
+}
+
+$OUTPUT->send('iframe');
+
+
+/****** message sending functions ********/
+
+function rcmail_received_host($host)
+{
+ $hostname = gethostbyaddr($host);
+
+ $result = rcmail_encrypt_host($hostname);
+
+ if ($host != $hostname) {
+ $result .= ' (' . rcmail_encrypt_host($host) . ')';
+ }
+
+ return $result;
+}
+
+// encrypt host IP or hostname for Received header
+function rcmail_encrypt_host($host)
+{
+ global $RCMAIL;
+
+ if ($RCMAIL->config->get('http_received_header_encrypt')) {
+ return $RCMAIL->encrypt($host);
+ }
+
+ if (!preg_match('/[^0-9:.]/', $host)) {
+ return "[$host]";
+ }
+
+ return $host;
+}
+
+// get identity record
+function rcmail_get_identity($id)
+{
+ global $RCMAIL, $message_charset;
+
+ if ($sql_arr = $RCMAIL->user->get_identity($id)) {
+ $out = $sql_arr;
+
+ if ($message_charset != RCUBE_CHARSET) {
+ foreach ($out as $k => $v) {
+ $out[$k] = rcube_charset::convert($v, RCUBE_CHARSET, $message_charset);
+ }
+ }
+
+ $out['mailto'] = $sql_arr['email'];
+ $out['string'] = format_email_recipient($sql_arr['email'], $sql_arr['name']);
+
+ return $out;
+ }
+
+ return false;
+}
+
+/**
+ * Extract image attachments from HTML content (data URIs)
+ */
+function rcmail_extract_inline_images($mime_message, $from)
+{
+ $body = $mime_message->getHTMLBody();
+ $offset = 0;
+ $list = array();
+ $domain = 'localhost';
+ $regexp = '#img[^>]+src=[\'"](data:([^;]*);base64,([a-z0-9+/=\r\n]+))([\'"])#i';
+
+ if (preg_match_all($regexp, $body, $matches, PREG_OFFSET_CAPTURE)) {
+ // get domain for the Content-ID, must be the same as in Mail_Mime::get()
+ if (preg_match('#@([0-9a-zA-Z\-\.]+)#', $from, $m)) {
+ $domain = $m[1];
+ }
+
+ foreach ($matches[1] as $idx => $m) {
+ $data = preg_replace('/\r\n/', '', $matches[3][$idx][0]);
+ $data = base64_decode($data);
+
+ if (empty($data)) {
+ continue;
+ }
+
+ $hash = md5($data) . '@' . $domain;
+ $mime_type = $matches[2][$idx][0];
+ $name = $list[$hash];
+
+ if (empty($mime_type)) {
+ $mime_type = rcube_mime::image_content_type($data);
+ }
+
+ // add the image to the MIME message
+ if (!$name) {
+ $ext = preg_replace('#^[^/]+/#', '', $mime_type);
+ $name = substr($hash, 0, 8) . '.' . $ext;
+ $list[$hash] = $name;
+
+ $mime_message->addHTMLImage($data, $mime_type, $name, false, $hash);
+ }
+
+ $body = substr_replace($body, $name, $m[1] + $offset, strlen($m[0]));
+ $offset += strlen($name) - strlen($m[0]);
+ }
+ }
+
+ $mime_message->setHTMLBody($body);
+}
+
+/**
+ * Parse and cleanup email address input (and count addresses)
+ *
+ * @param string Address input
+ * @param boolean Do count recipients (saved in global $RECIPIENT_COUNT)
+ * @param boolean Validate addresses (errors saved in global $EMAIL_FORMAT_ERROR)
+ * @return string Canonical recipients string separated by comma
+ */
+function rcmail_email_input_format($mailto, $count=false, $check=true)
+{
+ global $RCMAIL, $EMAIL_FORMAT_ERROR, $RECIPIENT_COUNT;
+
+ // simplified email regexp, supporting quoted local part
+ $email_regexp = '(\S+|("[^"]+"))@\S+';
+
+ $delim = trim($RCMAIL->config->get('recipients_separator', ','));
+ $regexp = array("/[,;$delim]\s*[\r\n]+/", '/[\r\n]+/', "/[,;$delim]\s*\$/m", '/;/', '/(\S{1})(<'.$email_regexp.'>)/U');
+ $replace = array($delim.' ', ', ', '', $delim, '\\1 \\2');
+
+ // replace new lines and strip ending ', ', make address input more valid
+ $mailto = trim(preg_replace($regexp, $replace, $mailto));
+ $items = rcube_utils::explode_quoted_string($delim, $mailto);
+ $result = array();
+
+ foreach ($items as $item) {
+ $item = trim($item);
+ // address in brackets without name (do nothing)
+ if (preg_match('/^<'.$email_regexp.'>$/', $item)) {
+ $item = rcube_utils::idn_to_ascii(trim($item, '<>'));
+ $result[] = $item;
+ }
+ // address without brackets and without name (add brackets)
+ else if (preg_match('/^'.$email_regexp.'$/', $item)) {
+ $item = rcube_utils::idn_to_ascii($item);
+ $result[] = $item;
+ }
+ // address with name (handle name)
+ else if (preg_match('/<*'.$email_regexp.'>*$/', $item, $matches)) {
+ $address = $matches[0];
+ $name = trim(str_replace($address, '', $item));
+ if ($name[0] == '"' && $name[count($name)-1] == '"') {
+ $name = substr($name, 1, -1);
+ }
+ $name = stripcslashes($name);
+ $address = rcube_utils::idn_to_ascii(trim($address, '<>'));
+ $result[] = format_email_recipient($address, $name);
+ $item = $address;
+ }
+ else if (trim($item)) {
+ continue;
+ }
+
+ // check address format
+ $item = trim($item, '<>');
+ if ($item && $check && !rcube_utils::check_email($item)) {
+ $EMAIL_FORMAT_ERROR = $item;
+ return;
+ }
+ }
+
+ if ($count) {
+ $RECIPIENT_COUNT += count($result);
+ }
+
+ return implode(', ', $result);
+}
+
+
+function rcmail_generic_message_footer($isHtml)
+{
+ global $RCMAIL;
+
+ if ($isHtml && ($file = $RCMAIL->config->get('generic_message_footer_html'))) {
+ $html_footer = true;
+ }
+ else {
+ $file = $RCMAIL->config->get('generic_message_footer');
+ $html_footer = false;
+ }
+
+ if ($file && realpath($file)) {
+ // sanity check
+ if (!preg_match('/\.(php|ini|conf)$/', $file) && strpos($file, '/etc/') === false) {
+ $footer = file_get_contents($file);
+ if ($isHtml && !$html_footer) {
+ $t2h = new rcube_text2html($footer, false);
+ $footer = $t2h->get_html();
+ }
+ return $footer;
+ }
+ }
+
+ return false;
+}
+
+/**
+ * clear message composing settings
+ */
+function rcmail_compose_cleanup($id)
+{
+ if (!isset($_SESSION['compose_data_'.$id])) {
+ return;
+ }
+
+ $rcmail = rcmail::get_instance();
+ $rcmail->plugins->exec_hook('attachments_cleanup', array('group' => $id));
+ $rcmail->session->remove('compose_data_'.$id);
+
+ $_SESSION['last_compose_session'] = $id;
+}
--
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