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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) 2005-2013, 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 the PEAR::Net_SMTP class or with PHP mail() |
| |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
*/
// remove all scripts and act as called in frame
$OUTPUT->reset();
$OUTPUT->framed = TRUE;
$savedraft = !empty($_POST['_draft']) ? true : false;
$sendmail_delay = (int) $RCMAIL->config->get('sendmail_delay');
$drafts_mbox = $RCMAIL->config->get('drafts_mbox');
$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));
$OUTPUT->send('iframe');
}
}
}
/****** compose message ********/
if (empty($COMPOSE['param']['message-id'])) {
$COMPOSE['param']['message-id'] = $RCMAIL->gen_message_id();
}
$message_id = $COMPOSE['param']['message-id'];
// set default charset
$message_charset = isset($_POST['_charset']) ? $_POST['_charset'] : $OUTPUT->get_charset();
$EMAIL_FORMAT_ERROR = NULL;
$RECIPIENT_COUNT = 0;
$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, $message_charset), true);
if ($EMAIL_FORMAT_ERROR && !$savedraft) {
$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 = 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
$from = null;
}
if (!$from_string && $from) {
$from_string = $from;
}
// compose headers array
$headers = array();
// if configured, the Received headers goes to top, for good measure
if ($RCMAIL->config->get('http_received_header')) {
$nldlm = "\r\n\t";
$encrypt = $RCMAIL->config->get('http_received_header_encrypt');
// FROM/VIA
$http_header = 'from ';
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$hosts = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR'], 2);
$hostname = gethostbyaddr($hosts[0]);
if ($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 ($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'] = $RCMAIL->user_date();
$headers['From'] = rcube_charset::convert($from_string, RCUBE_CHARSET, $message_charset);
$headers['To'] = $mailto;
// additional recipients
if (!empty($mailcc)) {
$headers['Cc'] = $mailcc;
}
if (!empty($mailbcc)) {
$headers['Bcc'] = $mailbcc;
}
if (($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(rcube_utils::get_input_value('_subject', rcube_utils::INPUT_POST, TRUE, $message_charset));
if (!empty($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);
}
// 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($COMPOSE['reply_msgid'])) {
$headers['In-Reply-To'] = $COMPOSE['reply_msgid'];
}
if (!empty($COMPOSE['references'])) {
$headers['References'] = $COMPOSE['references'];
}
if (!empty($_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 ($mdn_enabled) {
$headers['Return-Receipt-To'] = $from_string;
$headers['Disposition-Notification-To'] = $from_string;
}
// additional headers
$headers['Message-ID'] = $message_id;
$headers['X-Sender'] = $from;
if (is_array($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'] ? $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 = rcube_utils::get_input_value('_message', rcube_utils::INPUT_POST, TRUE, $message_charset);
if ($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';
$message_body = preg_replace(
array(
// remove signature's div ID
'/\s*id="_rc_sig"/',
// add inline css for blockquotes and container
'/<blockquote>/',
'/<div class="pre">/'
),
array(
'',
'<blockquote type="cite" style="'.$b_style.'">',
'<div class="pre" style="'.$pre_style.'">'
),
$message_body);
}
// Check spelling before send
if ($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));
$MAIL_MIME->setHTMLBody($plugin['body']);
// replace emoticons
$plugin['body'] = $RCMAIL->replace_emoticons($plugin['body']);
// add a plain text version of the e-mail as an alternative part.
$h2t = new rcube_html2text($plugin['body'], false, true, 0, $message_charset);
$plainTextPart = rcube_mime::wordwrap($h2t->get_text(), $LINE_LENGTH, "\r\n", false, $message_charset);
$plainTextPart = wordwrap($plainTextPart, 998, "\r\n", 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));
$MAIL_MIME->setTXTBody($plugin['body']);
// look for "emoticon" images from TinyMCE and change their src paths to
// be file paths on the server instead of URL paths.
rcmail_fix_emoticon_paths($MAIL_MIME);
// Extract image Data URIs into message attachments (#1488502)
rcmail_extract_inline_images($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($COMPOSE['attachments'])) {
foreach ($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['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
);
}
}
}
// 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";
}
// 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', $text_charset);
// encoding subject header with mb_encode provides better results with asian characters
if (function_exists('mb_encode_mimeheader')) {
mb_internal_encoding($message_charset);
$headers['Subject'] = mb_encode_mimeheader($headers['Subject'],
$message_charset, 'Q', "\r\n", 8);
mb_internal_encoding(RCUBE_CHARSET);
}
// pass headers to message object
$MAIL_MIME->headers($headers);
// Begin SMTP Delivery Block
if (!$savedraft) {
// check 'From' address (identity may be incomplete)
if (empty($from)) {
$OUTPUT->show_message('nofromaddress', 'error');
$OUTPUT->send('iframe');
}
// 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');
$OUTPUT->send('iframe');
}
// save message sent time
if ($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 = $drafts_mbox;
}
else if (!$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 = $RCMAIL->config->get('sent_mbox');
}
}
if ($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)) {
$store_folder = true;
}
// append message to sent box
if ($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)) {
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) {
$OUTPUT->show_message('errorsaving', 'error');
// start the auto-save timer again
$OUTPUT->command('auto_save_start');
$OUTPUT->send('iframe');
}
}
// delete previous saved draft
if ($saved && ($old_id = rcube_utils::get_input_value('_draft_saveid', rcube_utils::INPUT_POST))) {
$deleted = $RCMAIL->storage->delete_message($old_id, $drafts_mbox);
// raise error if deletion of old draft failed
if (!$deleted) {
rcube::raise_error(array('code' => 800, 'type' => 'imap',
'file' => __FILE__, 'line' => __LINE__,
'message' => "Could not delete message from $drafts_mbox"), true, false);
}
}
}
// remove temp file
else if ($mailbody_file) {
unlink($mailbody_file);
}
if ($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());
}
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'] ? $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)
$folders = array();
if (in_array($COMPOSE['mode'], array('reply', 'forward', 'draft'))) {
$folders[] = $COMPOSE['mailbox'];
}
if (!empty($COMPOSE['param']['draft_uid']) && $drafts_mbox) {
$folders[] = $drafts_mbox;
}
rcmail_compose_cleanup($COMPOSE_ID);
$OUTPUT->command('remove_compose_data', $COMPOSE_ID);
if ($store_folder && !$saved) {
$OUTPUT->command('sent_successfully', 'error', $RCMAIL->gettext('errorsavingsent'), $folders);
}
else if ($store_folder) {
$folders[] = $store_target;
}
$OUTPUT->command('sent_successfully', 'confirmation', $RCMAIL->gettext('messagesent'), $folders);
}
$OUTPUT->send('iframe');
/****** message sending functions ********/
// encrypt parts of the header
function rcmail_encrypt_header($what)
{
global $RCMAIL;
if (!$RCMAIL->config->get('http_received_header_encrypt')) {
return $what;
}
return $RCMAIL->encrypt($what);
}
// 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 $out;
}
return false;
}
/**
* go from this:
* <img src="http[s]://.../tinymce/plugins/emoticons/img/smiley-cool.gif" border="0" alt="Cool" title="Cool" />
*
* to this:
*
* <img src="/path/on/server/.../tinymce/plugins/emoticons/img/smiley-cool.gif" border="0" alt="Cool" title="Cool" />
*/
function rcmail_fix_emoticon_paths($mime_message)
{
global $RCMAIL;
$body = $mime_message->getHTMLBody();
// remove any null-byte characters before parsing
$body = preg_replace('/\x00/', '', $body);
$searchstr = 'program/js/tinymce/plugins/emoticons/img/';
$assets_dir = $RCMAIL->config->get('assets_dir');
$path = ($assets_dir ?: INSTALL_PATH) . '/' . $searchstr;
$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 = $path . $image_name;
if (!in_array($image_name, $included_images)) {
// add the image to the MIME message
$res = $mime_message->addHTMLImage($img_file, 'image/gif', '', true, $image_name);
if (PEAR::isError($res)) {
$RCMAIL->output->show_message("emoticonerror", 'error');
continue;
}
array_push($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);
}
/**
* 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;
}

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