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roundcubemail/program/steps/mail/func.inc

1774 lines
56 KiB
PHP

<?php
/*
+-----------------------------------------------------------------------+
| program/steps/mail/func.inc |
| |
| This file is part of the Roundcube Webmail client |
| Copyright (C) 2005-2010, The Roundcube Dev Team |
| Licensed under the GNU GPL |
| |
| PURPOSE: |
| Provide webmail functionality and GUI objects |
| |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
$Id$
*/
// setup some global vars used by mail steps
$SENT_MBOX = $RCMAIL->config->get('sent_mbox');
$DRAFTS_MBOX = $RCMAIL->config->get('drafts_mbox');
$SEARCH_MODS_DEFAULT = array('*' => array('subject'=>1, 'from'=>1), $SENT_MBOX => array('subject'=>1, 'to'=>1), $DRAFTS_MBOX => array('subject'=>1, 'to'=>1));
// Simplified for IDN in Unicode
//$EMAIL_ADDRESS_PATTERN = '([a-z0-9][a-z0-9\-\.\+\_]*@[a-z0-9][a-z0-9\-\.]*\\.[a-z]{2,5})';
$EMAIL_ADDRESS_PATTERN = '([a-z0-9][a-z0-9\-\.\+\_]*@[^&@"\'.][^@&"\']*\\.[a-z]{2,5})';
// actions that do not require imap connection here
$NOIMAP_ACTIONS = array('addcontact', 'autocomplete', 'upload', 'display-attachment', 'remove-attachment', 'get');
// always instantiate imap object (but not yet connect to server)
$RCMAIL->imap_init();
// log in to imap server
if (!in_array($RCMAIL->action, $NOIMAP_ACTIONS) && !$RCMAIL->imap_connect()) {
$RCMAIL->kill_session();
if ($OUTPUT->ajax_call)
$OUTPUT->redirect(array(), 2000);
$OUTPUT->set_env('task', 'login');
$OUTPUT->send('login');
}
// set imap properties and session vars
if (strlen(trim($mbox = get_input_value('_mbox', RCUBE_INPUT_GPC, true))))
$IMAP->set_mailbox(($_SESSION['mbox'] = $mbox));
else if ($IMAP)
$_SESSION['mbox'] = $IMAP->get_mailbox_name();
if (!empty($_GET['_page']))
$IMAP->set_page(($_SESSION['page'] = intval($_GET['_page'])));
// set default sort col/order to session
if (!isset($_SESSION['sort_col']))
$_SESSION['sort_col'] = $CONFIG['message_sort_col'];
if (!isset($_SESSION['sort_order']))
$_SESSION['sort_order'] = $CONFIG['message_sort_order'];
// set threads mode
$a_threading = $RCMAIL->config->get('message_threading', array());
if (isset($_GET['_threads'])) {
if ($_GET['_threads'])
$a_threading[$_SESSION['mbox']] = true;
else
unset($a_threading[$_SESSION['mbox']]);
$RCMAIL->user->save_prefs(array('message_threading' => $a_threading));
}
$IMAP->set_threading($a_threading[$_SESSION['mbox']]);
// set message set for search result
if (!empty($_REQUEST['_search']) && isset($_SESSION['search'])
&& $_SESSION['search_request'] == $_REQUEST['_search']
) {
$IMAP->set_search_set($_SESSION['search']);
$OUTPUT->set_env('search_request', $_REQUEST['_search']);
$OUTPUT->set_env('search_text', $_SESSION['last_text_search']);
}
// set main env variables, labels and page title
if (empty($RCMAIL->action) || $RCMAIL->action == 'list') {
$mbox_name = $IMAP->get_mailbox_name();
if (empty($RCMAIL->action)) {
// initialize searching result if search_filter is used
if ($_SESSION['search_filter'] && $_SESSION['search_filter'] != 'ALL') {
$search_request = md5($mbox_name.$_SESSION['search_filter']);
$IMAP->search($mbox_name, $_SESSION['search_filter'], RCMAIL_CHARSET, $_SESSION['sort_col']);
$_SESSION['search'] = $IMAP->get_search_set();
$_SESSION['search_request'] = $search_request;
$OUTPUT->set_env('search_request', $search_request);
}
$search_mods = $RCMAIL->config->get('search_mods', $SEARCH_MODS_DEFAULT);
$OUTPUT->set_env('search_mods', $search_mods);
}
// set current mailbox and some other vars in client environment
$OUTPUT->set_env('mailbox', $mbox_name);
$OUTPUT->set_env('pagesize', $IMAP->page_size);
$OUTPUT->set_env('quota', $IMAP->get_capability('QUOTA'));
$OUTPUT->set_env('delimiter', $IMAP->get_hierarchy_delimiter());
$OUTPUT->set_env('threading', (bool) $IMAP->threading);
$OUTPUT->set_env('threads', $IMAP->threading || $IMAP->get_capability('THREAD'));
if ($CONFIG['flag_for_deletion'])
$OUTPUT->set_env('flag_for_deletion', true);
if ($CONFIG['read_when_deleted'])
$OUTPUT->set_env('read_when_deleted', true);
if ($CONFIG['skip_deleted'])
$OUTPUT->set_env('skip_deleted', true);
if ($CONFIG['display_next'])
$OUTPUT->set_env('display_next', true);
$OUTPUT->set_env('preview_pane_mark_read', $RCMAIL->config->get('preview_pane_mark_read', 0));
if ($CONFIG['trash_mbox'])
$OUTPUT->set_env('trash_mailbox', $CONFIG['trash_mbox']);
if ($CONFIG['drafts_mbox'])
$OUTPUT->set_env('drafts_mailbox', $CONFIG['drafts_mbox']);
if ($CONFIG['junk_mbox'])
$OUTPUT->set_env('junk_mailbox', $CONFIG['junk_mbox']);
if (!$OUTPUT->ajax_call)
$OUTPUT->add_label('checkingmail', 'deletemessage', 'movemessagetotrash',
'movingmessage', 'copyingmessage', 'deletingmessage', 'markingmessage',
'copy', 'move', 'quota');
$OUTPUT->set_pagetitle(rcmail_localize_foldername($mbox_name));
}
/**
* return the message list as HTML table
*/
function rcmail_message_list($attrib)
{
global $IMAP, $CONFIG, $OUTPUT;
// add some labels to client
$OUTPUT->add_label('from', 'to');
// add id to message list table if not specified
if (!strlen($attrib['id']))
$attrib['id'] = 'rcubemessagelist';
// define list of cols to be displayed based on parameter or config
if (empty($attrib['columns'])) {
$a_show_cols = is_array($CONFIG['list_cols']) ? $CONFIG['list_cols'] : array('subject');
$OUTPUT->set_env('col_movable', !in_array('list_cols', (array)$CONFIG['dont_override']));
}
else {
$a_show_cols = preg_split('/[\s,;]+/', strip_quotes($attrib['columns']));
$attrib['columns'] = $a_show_cols;
}
// save some variables for use in ajax list
$_SESSION['list_attrib'] = $attrib;
$mbox = $IMAP->get_mailbox_name();
$delim = $IMAP->get_hierarchy_delimiter();
// show 'to' instead of 'from' in sent/draft messages
if ((strpos($mbox.$delim, $CONFIG['sent_mbox'].$delim)===0 || strpos($mbox.$delim, $CONFIG['drafts_mbox'].$delim)===0)
&& (($f = array_search('from', $a_show_cols)) !== false) && array_search('to', $a_show_cols) === false)
$a_show_cols[$f] = 'to';
// make sure 'threads' and 'subject' columns are present
if (!in_array('subject', $a_show_cols))
array_unshift($a_show_cols, 'subject');
if (!in_array('threads', $a_show_cols))
array_unshift($a_show_cols, 'threads');
$skin_path = $_SESSION['skin_path'] = $CONFIG['skin_path'];
// set client env
$OUTPUT->add_gui_object('messagelist', $attrib['id']);
$OUTPUT->set_env('autoexpand_threads', intval($CONFIG['autoexpand_threads']));
$OUTPUT->set_env('sort_col', $_SESSION['sort_col']);
$OUTPUT->set_env('sort_order', $_SESSION['sort_order']);
$OUTPUT->set_env('messages', array());
$OUTPUT->set_env('coltypes', $a_show_cols);
$OUTPUT->include_script('list.js');
$thead = '';
foreach (rcmail_message_list_head($attrib, $a_show_cols) as $cell)
$thead .= html::tag('td', array('class' => $cell['className'], 'id' => $cell['id']), $cell['html']);
return html::tag('table',
$attrib,
html::tag('thead', null, html::tag('tr', null, $thead)) .
html::tag('tbody', null, ''),
array('style', 'class', 'id', 'cellpadding', 'cellspacing', 'border', 'summary'));
}
/**
* return javascript commands to add rows to the message list
*/
function rcmail_js_message_list($a_headers, $insert_top=FALSE, $a_show_cols=null)
{
global $CONFIG, $IMAP, $RCMAIL, $OUTPUT;
if (empty($a_show_cols)) {
if (!empty($_SESSION['list_attrib']['columns']))
$a_show_cols = $_SESSION['list_attrib']['columns'];
else
$a_show_cols = is_array($CONFIG['list_cols']) ? $CONFIG['list_cols'] : array('subject');
}
else {
if (!is_array($a_show_cols))
$a_show_cols = preg_split('/[\s,;]+/', strip_quotes($a_show_cols));
$head_replace = true;
}
$mbox = $IMAP->get_mailbox_name();
$delim = $IMAP->get_hierarchy_delimiter();
// make sure 'threads' and 'subject' columns are present
if (!in_array('subject', $a_show_cols))
array_unshift($a_show_cols, 'subject');
if (!in_array('threads', $a_show_cols))
array_unshift($a_show_cols, 'threads');
$_SESSION['list_attrib']['columns'] = $a_show_cols;
// show 'to' instead of 'from' in sent/draft messages
if ((strpos($mbox.$delim, $CONFIG['sent_mbox'].$delim)===0 || strpos($mbox.$delim, $CONFIG['drafts_mbox'].$delim)===0)
&& (($f = array_search('from', $a_show_cols)) !== false) && array_search('to', $a_show_cols) === false)
$a_show_cols[$f] = 'to';
// Make sure there are no duplicated columns (#1486999)
$a_show_cols = array_unique($a_show_cols);
// Plugins may set header's list_cols/list_flags and other rcube_mail_header variables
// and list columns
$plugin = $RCMAIL->plugins->exec_hook('messages_list',
array('messages' => $a_headers, 'cols' => $a_show_cols));
$a_show_cols = $plugin['cols'];
$a_headers = $plugin['messages'];
$thead = $head_replace ? rcmail_message_list_head($_SESSION['list_attrib'], $a_show_cols) : NULL;
$OUTPUT->command('set_message_coltypes', $a_show_cols, $thead);
if (empty($a_headers))
return;
// remove 'threads', 'attachment', 'flag', 'status' columns, we don't need them here
foreach (array('threads', 'attachment', 'flag', 'status') as $col) {
if (($key = array_search($col, $a_show_cols)) !== FALSE)
unset($a_show_cols[$key]);
}
// loop through message headers
foreach ($a_headers as $n => $header) {
if (empty($header))
continue;
$a_msg_cols = array();
$a_msg_flags = array();
$IMAP->set_charset(!empty($header->charset) ? $header->charset : $CONFIG['default_charset']);
// format each col; similar as in rcmail_message_list()
foreach ($a_show_cols as $col) {
if (in_array($col, array('from', 'to', 'cc', 'replyto')))
$cont = Q(rcmail_address_string($header->$col, 3), 'show');
else if ($col=='subject') {
$cont = abbreviate_string(trim($IMAP->decode_header($header->$col)), 160);
if (!$cont) $cont = rcube_label('nosubject');
$cont = Q($cont);
}
else if ($col=='size')
$cont = show_bytes($header->$col);
else if ($col=='date')
$cont = format_date($header->date);
else
$cont = Q($header->$col);
$a_msg_cols[$col] = $cont;
}
if ($header->depth)
$a_msg_flags['depth'] = $header->depth;
else if ($header->has_children)
$roots[] = $header->uid;
if ($header->parent_uid)
$a_msg_flags['parent_uid'] = $header->parent_uid;
if ($header->has_children)
$a_msg_flags['has_children'] = $header->has_children;
if ($header->unread_children)
$a_msg_flags['unread_children'] = $header->unread_children;
if ($header->deleted)
$a_msg_flags['deleted'] = 1;
if (!$header->seen)
$a_msg_flags['unread'] = 1;
if ($header->answered)
$a_msg_flags['replied'] = 1;
if ($header->forwarded)
$a_msg_flags['forwarded'] = 1;
if ($header->flagged)
$a_msg_flags['flagged'] = 1;
if ($header->others['list-post'])
$a_msg_flags['ml'] = 1;
$a_msg_flags['ctype'] = Q($header->ctype);
$a_msg_flags['mbox'] = $mbox;
// merge with plugin result
if (!empty($header->list_flags) && is_array($header->list_flags))
$a_msg_flags = array_merge($a_msg_flags, $header->list_flags);
if (!empty($header->list_cols) && is_array($header->list_cols))
$a_msg_cols = array_merge($a_msg_cols, $header->list_cols);
$OUTPUT->command('add_message_row',
$header->uid,
$a_msg_cols,
$a_msg_flags,
$insert_top);
}
if ($IMAP->threading) {
$OUTPUT->command('init_threads', (array) $roots);
}
}
/*
* Creates <THEAD> for message list table
*/
function rcmail_message_list_head($attrib, $a_show_cols)
{
global $CONFIG;
$skin_path = $_SESSION['skin_path'];
$image_tag = html::img(array('src' => "%s%s", 'alt' => "%s"));
// check to see if we have some settings for sorting
$sort_col = $_SESSION['sort_col'];
$sort_order = $_SESSION['sort_order'];
// define sortable columns
$a_sort_cols = array('subject', 'date', 'from', 'to', 'size', 'cc');
if (!empty($attrib['optionsmenuicon'])) {
$onclick = 'return ' . JS_OBJECT_NAME . ".command('menu-open', 'messagelistmenu')";
if ($attrib['optionsmenuicon'] === true || $attrib['optionsmenuicon'] == 'true')
$list_menu = html::div(array('onclick' => $onclick, 'class' => 'listmenu',
'id' => 'listmenulink', 'title' => rcube_label('listoptions')));
else
$list_menu = html::a(array('href' => '#', 'onclick' => $onclick),
html::img(array('src' => $skin_path . $attrib['optionsmenuicon'],
'id' => 'listmenulink', 'title' => rcube_label('listoptions')))
);
}
else
$list_menu = '';
$cells = array();
foreach ($a_show_cols as $col) {
// get column name
switch ($col) {
case 'flag':
$col_name = '<span class="flagged">&nbsp;</span>';
break;
case 'attachment':
case 'status':
$col_name = '<span class="' . $col .'">&nbsp;</span>';
break;
case 'threads':
$col_name = $list_menu;
break;
default:
$col_name = Q(rcube_label($col));
}
// make sort links
if (in_array($col, $a_sort_cols))
$col_name = html::a(array('href'=>"./#sort", 'onclick' => 'return '.JS_OBJECT_NAME.".command('sort','".$col."',this)", 'title' => rcube_label('sortby')), $col_name);
$sort_class = $col == $sort_col ? " sorted$sort_order" : '';
$class_name = $col.$sort_class;
// put it all together
$cells[] = array('className' => $class_name, 'id' => "rcm$col", 'html' => $col_name);
}
return $cells;
}
/**
* return an HTML iframe for loading mail content
*/
function rcmail_messagecontent_frame($attrib)
{
global $OUTPUT, $RCMAIL;
if (empty($attrib['id']))
$attrib['id'] = 'rcmailcontentwindow';
$attrib['name'] = $attrib['id'];
if ($RCMAIL->config->get('preview_pane'))
$OUTPUT->set_env('contentframe', $attrib['id']);
$OUTPUT->set_env('blankpage', $attrib['src'] ? $OUTPUT->abs_url($attrib['src']) : 'program/blank.gif');
return html::iframe($attrib);
}
function rcmail_messagecount_display($attrib)
{
global $RCMAIL;
if (!$attrib['id'])
$attrib['id'] = 'rcmcountdisplay';
$RCMAIL->output->add_gui_object('countdisplay', $attrib['id']);
$content = $RCMAIL->action != 'show' ? rcmail_get_messagecount_text() : rcube_label('loading');
return html::span($attrib, $content);
}
function rcmail_get_messagecount_text($count=NULL, $page=NULL)
{
global $RCMAIL, $IMAP;
if ($page===NULL)
$page = $IMAP->list_page;
$start_msg = ($page-1) * $IMAP->page_size + 1;
if ($count!==NULL)
$max = $count;
else if ($RCMAIL->action)
$max = $IMAP->messagecount(NULL, $IMAP->threading ? 'THREADS' : 'ALL');
if ($max==0)
$out = rcube_label('mailboxempty');
else
$out = rcube_label(array('name' => $IMAP->threading ? 'threadsfromto' : 'messagesfromto',
'vars' => array('from' => $start_msg,
'to' => min($max, $start_msg + $IMAP->page_size - 1),
'count' => $max)));
return Q($out);
}
function rcmail_mailbox_name_display($attrib)
{
global $RCMAIL;
if (!$attrib['id'])
$attrib['id'] = 'rcmmailboxname';
$RCMAIL->output->add_gui_object('mailboxname', $attrib['id']);
return html::span($attrib, rcmail_get_mailbox_name_text());
}
function rcmail_get_mailbox_name_text()
{
global $RCMAIL;
return rcmail_localize_foldername($RCMAIL->imap->get_mailbox_name());
}
function rcmail_send_unread_count($mbox_name, $force=false, $count=null)
{
global $RCMAIL;
$old_unseen = rcmail_get_unseen_count($mbox_name);
if ($count === null)
$unseen = $RCMAIL->imap->messagecount($mbox_name, 'UNSEEN', $force);
else
$unseen = $count;
if ($unseen != $old_unseen || ($mbox_name == 'INBOX'))
$RCMAIL->output->command('set_unread_count', $mbox_name, $unseen, ($mbox_name == 'INBOX'));
rcmail_set_unseen_count($mbox_name, $unseen);
return $unseen;
}
function rcmail_set_unseen_count($mbox_name, $count)
{
// @TODO: this data is doubled (session and cache tables) if caching is enabled
// Make sure we have an array here (#1487066)
if (!is_array($_SESSION['unseen_count']))
$_SESSION['unseen_count'] = array();
$_SESSION['unseen_count'][$mbox_name] = $count;
}
function rcmail_get_unseen_count($mbox_name)
{
if (is_array($_SESSION['unseen_count']) && array_key_exists($mbox_name, $_SESSION['unseen_count']))
return $_SESSION['unseen_count'][$mbox_name];
else
return null;
}
/**
* Sets message is_safe flag according to 'show_images' option value
*
* @param object rcube_message Message
*/
function rcmail_check_safe(&$message)
{
global $RCMAIL;
$show_images = $RCMAIL->config->get('show_images');
if (!$message->is_safe
&& !empty($show_images)
&& $message->has_html_part())
{
switch($show_images) {
case '1': // known senders only
$CONTACTS = new rcube_contacts($RCMAIL->db, $_SESSION['user_id']);
if ($CONTACTS->search('email', $message->sender['mailto'], true, false)->count) {
$message->set_safe(true);
}
break;
case '2': // always
$message->set_safe(true);
break;
}
}
}
/**
* Cleans up the given message HTML Body (for displaying)
*
* @param string HTML
* @param array Display parameters
* @param array CID map replaces (inline images)
* @return string Clean HTML
*/
function rcmail_wash_html($html, $p = array(), $cid_replaces)
{
global $REMOTE_OBJECTS;
$p += array('safe' => false, 'inline_html' => true);
// special replacements (not properly handled by washtml class)
$html_search = array(
'/(<\/nobr>)(\s+)(<nobr>)/i', // space(s) between <NOBR>
'/<title[^>]*>.*<\/title>/i', // PHP bug #32547 workaround: remove title tag
'/^(\0\0\xFE\xFF|\xFF\xFE\0\0|\xFE\xFF|\xFF\xFE|\xEF\xBB\xBF)/', // byte-order mark (only outlook?)
'/<html\s[^>]+>/i', // washtml/DOMDocument cannot handle xml namespaces
);
$html_replace = array(
'\\1'.' &nbsp; '.'\\3',
'',
'',
'<html>',
);
$html = preg_replace($html_search, $html_replace, $html);
// PCRE errors handling (#1486856), should we use something like for every preg_* use?
if ($html === null && ($preg_error = preg_last_error()) != PREG_NO_ERROR) {
$errstr = "Could not clean up HTML message! PCRE Error: $preg_error.";
if ($preg_error == PREG_BACKTRACK_LIMIT_ERROR)
$errstr .= " Consider raising pcre.backtrack_limit!";
if ($preg_error == PREG_RECURSION_LIMIT_ERROR)
$errstr .= " Consider raising pcre.recursion_limit!";
raise_error(array('code' => 600, 'type' => 'php',
'line' => __LINE__, 'file' => __FILE__,
'message' => $errstr), true, false);
return '';
}
// fix (unknown/malformed) HTML tags before "wash"
$html = preg_replace_callback('/(<[\/]*)([^\s>]+)/', 'rcmail_html_tag_callback', $html);
// charset was converted to UTF-8 in rcube_imap::get_message_part(),
// -> change charset specification in HTML accordingly
$charset_pattern = '(<meta\s+[^>]*content=)[\'"]?(\w+\/\w+;\s*charset=)([a-z0-9-_]+[\'"]?)';
if (preg_match("/$charset_pattern/Ui", $html)) {
$html = preg_replace("/$charset_pattern/i", '\\1"\\2'.RCMAIL_CHARSET.'"', $html);
}
else {
// add meta content-type to malformed messages, washtml cannot work without that
if (!preg_match('/<head[^>]*>(.*)<\/head>/Uims', $html))
$html = '<head></head>'. $html;
$html = substr_replace($html, '<meta http-equiv="Content-Type" content="text/html; charset='.RCMAIL_CHARSET.'" />', intval(stripos($html, '<head>')+6), 0);
}
// turn relative into absolute urls
$html = rcmail_resolve_base($html);
// clean HTML with washhtml by Frederic Motte
$wash_opts = array(
'show_washed' => false,
'allow_remote' => $p['safe'],
'blocked_src' => "./program/blocked.gif",
'charset' => RCMAIL_CHARSET,
'cid_map' => $cid_replaces,
'html_elements' => array('body'),
);
if (!$p['inline_html']) {
$wash_opts['html_elements'] = array('html','head','title','body');
}
if ($p['safe']) {
$wash_opts['html_elements'][] = 'link';
$wash_opts['html_attribs'] = array('rel','type');
}
// overwrite washer options with options from plugins
if (isset($p['html_elements']))
$wash_opts['html_elements'] = $p['html_elements'];
if (isset($p['html_attribs']))
$wash_opts['html_attribs'] = $p['html_attribs'];
// initialize HTML washer
$washer = new washtml($wash_opts);
if (!$p['skip_washer_form_callback'])
$washer->add_callback('form', 'rcmail_washtml_callback');
// allow CSS styles, will be sanitized by rcmail_washtml_callback()
if (!$p['skip_washer_style_callback'])
$washer->add_callback('style', 'rcmail_washtml_callback');
$html = $washer->wash($html);
$REMOTE_OBJECTS = $washer->extlinks;
return $html;
}
/**
* Convert the given message part to proper HTML
* which can be displayed the message view
*
* @param object rcube_message_part Message part
* @param array Display parameters array
* @return string Formatted HTML string
*/
function rcmail_print_body($part, $p = array())
{
global $RCMAIL;
// trigger plugin hook
$data = $RCMAIL->plugins->exec_hook('message_part_before',
array('type' => $part->ctype_secondary, 'body' => $part->body) + $p + array('safe' => false, 'plain' => false, 'inline_html' => true));
// convert html to text/plain
if ($data['type'] == 'html' && $data['plain']) {
$txt = new html2text($data['body'], false, true);
$body = $txt->get_text();
$part->ctype_secondary = 'plain';
}
// text/html
else if ($data['type'] == 'html') {
$body = rcmail_wash_html($data['body'], $data, $part->replaces);
$part->ctype_secondary = $data['type'];
}
// text/enriched
else if ($data['type'] == 'enriched') {
$part->ctype_secondary = 'html';
require_once('lib/enriched.inc');
$body = Q(enriched_to_html($data['body']), 'show');
}
else {
// assert plaintext
$body = $part->body;
$part->ctype_secondary = $data['type'] = 'plain';
}
// free some memory (hopefully)
unset($data['body']);
// plaintext postprocessing
if ($part->ctype_secondary == 'plain')
$body = rcmail_plain_body($body, $part->ctype_parameters['format'] == 'flowed');
// allow post-processing of the message body
$data = $RCMAIL->plugins->exec_hook('message_part_after', array('type' => $part->ctype_secondary, 'body' => $body) + $data);
return $data['type'] == 'html' ? $data['body'] : html::tag('pre', array(), $data['body']);
}
/**
* Handle links and citation marks in plain text message
*
* @param string Plain text string
* @param boolean Text uses format=flowed
*
* @return string Formatted HTML string
*/
function rcmail_plain_body($body, $flowed=false)
{
global $RCMAIL;
// make links and email-addresses clickable
$replacer = new rcube_string_replacer;
// search for patterns like links and e-mail addresses
$body = preg_replace_callback($replacer->link_pattern, array($replacer, 'link_callback'), $body);
$body = preg_replace_callback($replacer->mailto_pattern, array($replacer, 'mailto_callback'), $body);
// split body into single lines
$a_lines = preg_split('/\r?\n/', $body);
$quote_level = 0;
$last = -1;
// find/mark quoted lines...
for ($n=0, $cnt=count($a_lines); $n < $cnt; $n++) {
if ($a_lines[$n][0] == '>' && preg_match('/^(>+\s*)+/', $a_lines[$n], $regs)) {
$q = strlen(preg_replace('/\s/', '', $regs[0]));
$a_lines[$n] = substr($a_lines[$n], strlen($regs[0]));
if ($q > $quote_level)
$a_lines[$n] = $replacer->get_replacement($replacer->add(
str_repeat('<blockquote>', $q - $quote_level))) . $a_lines[$n];
else if ($q < $quote_level)
$a_lines[$n] = $replacer->get_replacement($replacer->add(
str_repeat('</blockquote>', $quote_level - $q))) . $a_lines[$n];
else if ($flowed) {
// previous line is flowed
if (isset($a_lines[$last]) && $a_lines[$n]
&& $a_lines[$last][strlen($a_lines[$last])-1] == ' ') {
// merge lines
$a_lines[$last] .= $a_lines[$n];
unset($a_lines[$n]);
}
else
$last = $n;
}
}
else {
$q = 0;
if ($flowed) {
// sig separator - line is fixed
if ($a_lines[$n] == '-- ') {
$last = $n;
}
else {
// remove space-stuffing
if ($a_lines[$n][0] == ' ')
$a_lines[$n] = substr($a_lines[$n], 1);
// previous line is flowed?
if (isset($a_lines[$last]) && $a_lines[$n]
&& $a_lines[$last] != '-- '
&& $a_lines[$last][strlen($a_lines[$last])-1] == ' '
) {
$a_lines[$last] .= $a_lines[$n];
unset($a_lines[$n]);
}
else {
$last = $n;
}
}
if ($quote_level > 0)
$a_lines[$last] = $replacer->get_replacement($replacer->add(
str_repeat('</blockquote>', $quote_level))) . $a_lines[$last];
}
else if ($quote_level > 0)
$a_lines[$n] = $replacer->get_replacement($replacer->add(
str_repeat('</blockquote>', $quote_level))) . $a_lines[$n];
}
$quote_level = $q;
}
$body = join("\n", $a_lines);
// quote plain text (don't use Q() here, to display entities "as is")
$table = get_html_translation_table(HTML_SPECIALCHARS);
unset($table['?']);
$body = strtr($body, $table);
// colorize signature (up to <sig_max_lines> lines)
$len = strlen($body);
$sig_max_lines = $RCMAIL->config->get('sig_max_lines', 15);
while (($sp = strrpos($body, "-- \n", $sp ? -$len+$sp-1 : 0)) !== false) {
if ($sp == 0 || $body[$sp-1] == "\n") {
// do not touch blocks with more that X lines
if (substr_count($body, "\n", $sp) < $sig_max_lines)
$body = substr($body, 0, max(0, $sp))
.'<span class="sig">'.substr($body, $sp).'</span>';
break;
}
}
// insert url/mailto links and citation tags
$body = $replacer->resolve($body);
return $body;
}
/**
* Callback function for washtml cleaning class
*/
function rcmail_washtml_callback($tagname, $attrib, $content)
{
switch ($tagname) {
case 'form':
$out = html::div('form', $content);
break;
case 'style':
// decode all escaped entities and reduce to ascii strings
$stripped = preg_replace('/[^a-zA-Z\(:]/', '', rcmail_xss_entity_decode($content));
// now check for evil strings like expression, behavior or url()
if (!preg_match('/expression|behavior|url\(|import/', $stripped)) {
$out = html::tag('style', array('type' => 'text/css'), $content);
break;
}
default:
$out = '';
}
return $out;
}
/**
* Callback function for HTML tags fixing
*/
function rcmail_html_tag_callback($matches)
{
$tagname = $matches[2];
$tagname = preg_replace(array(
'/:.*$/', // Microsoft's Smart Tags <st1:xxxx>
'/[^a-z0-9_\[\]\!-]/i', // forbidden characters
), '', $tagname);
return $matches[1].$tagname;
}
/**
* return table with message headers
*/
function rcmail_message_headers($attrib, $headers=NULL)
{
global $IMAP, $OUTPUT, $MESSAGE, $PRINT_MODE, $RCMAIL;
static $sa_attrib;
// keep header table attrib
if (is_array($attrib) && !$sa_attrib)
$sa_attrib = $attrib;
else if (!is_array($attrib) && is_array($sa_attrib))
$attrib = $sa_attrib;
if (!isset($MESSAGE))
return FALSE;
// get associative array of headers object
if (!$headers)
$headers = is_object($MESSAGE->headers) ? get_object_vars($MESSAGE->headers) : $MESSAGE->headers;
// show these headers
$standard_headers = array('subject', 'from', 'to', 'cc', 'bcc', 'replyto',
'mail-reply-to', 'mail-followup-to', 'date');
$output_headers = array();
foreach ($standard_headers as $hkey) {
if ($headers[$hkey])
$value = $headers[$hkey];
else if ($headers['others'][$hkey])
$value = $headers['others'][$hkey];
else
continue;
if ($hkey == 'date') {
if ($PRINT_MODE)
$header_value = format_date($value, $RCMAIL->config->get('date_long', 'x'));
else
$header_value = format_date($value);
}
else if ($hkey == 'replyto') {
if ($headers['replyto'] != $headers['from'])
$header_value = rcmail_address_string($value, null, true, $attrib['addicon']);
else
continue;
}
else if ($hkey == 'mail-reply-to') {
if ($headers['mail-replyto'] != $headers['reply-to']
&& $headers['reply-to'] != $headers['from']
)
$header_value = rcmail_address_string($value, null, true, $attrib['addicon']);
else
continue;
}
else if ($hkey == 'mail-followup-to') {
$header_value = rcmail_address_string($value, null, true, $attrib['addicon']);
}
else if (in_array($hkey, array('from', 'to', 'cc', 'bcc')))
$header_value = rcmail_address_string($value, null, true, $attrib['addicon']);
else if ($hkey == 'subject' && empty($value))
$header_value = rcube_label('nosubject');
else
$header_value = trim($IMAP->decode_header($value));
$output_headers[$hkey] = array(
'title' => rcube_label(preg_replace('/(^mail-|-)/', '', $hkey)),
'value' => $header_value, 'raw' => $value
);
}
$plugin = $RCMAIL->plugins->exec_hook('message_headers_output',
array('output' => $output_headers, 'headers' => $MESSAGE->headers));
// compose html table
$table = new html_table(array('cols' => 2));
foreach ($plugin['output'] as $hkey => $row) {
$table->add(array('class' => 'header-title'), Q($row['title']));
$table->add(array('class' => 'header '.$hkey), Q($row['value'], ($hkey == 'subject' ? 'strict' : 'show')));
}
// all headers division
$table->add(array('colspan' => 2, 'class' => "more-headers show-headers", 'onclick' => "return ".JS_OBJECT_NAME.".command('load-headers','',this)"), '');
$table->add_row(array('id' => "all-headers"));
$table->add(array('colspan' => 2, 'class' => "all"), html::div(array('id' => 'headers-source'), ''));
$OUTPUT->add_gui_object('all_headers_row', 'all-headers');
$OUTPUT->add_gui_object('all_headers_box', 'headers-source');
return $table->show($attrib);
}
/**
* Handler for the 'messagebody' GUI object
*
* @param array Named parameters
* @return string HTML content showing the message body
*/
function rcmail_message_body($attrib)
{
global $CONFIG, $OUTPUT, $MESSAGE, $IMAP, $RCMAIL, $REMOTE_OBJECTS;
if (!is_array($MESSAGE->parts) && empty($MESSAGE->body))
return '';
if (!$attrib['id'])
$attrib['id'] = 'rcmailMsgBody';
$safe_mode = $MESSAGE->is_safe || intval($_GET['_safe']);
$out = '';
$header_attrib = array();
foreach ($attrib as $attr => $value)
if (preg_match('/^headertable([a-z]+)$/i', $attr, $regs))
$header_attrib[$regs[1]] = $value;
if (!empty($MESSAGE->parts))
{
foreach ($MESSAGE->parts as $i => $part)
{
if ($part->type == 'headers')
$out .= rcmail_message_headers(sizeof($header_attrib) ? $header_attrib : NULL, $part->headers);
else if ($part->type == 'content' && $part->size)
{
if (empty($part->ctype_parameters) || empty($part->ctype_parameters['charset']))
$part->ctype_parameters['charset'] = $MESSAGE->headers->charset;
// fetch part if not available
if (!isset($part->body))
$part->body = $MESSAGE->get_part_content($part->mime_id);
// message is cached but not exists (#1485443), or other error
if ($part->body === false) {
rcmail_message_error($MESSAGE->uid);
}
$plugin = $RCMAIL->plugins->exec_hook('message_body_prefix', array(
'part' => $part, 'prefix' => ''));
$body = rcmail_print_body($part, array('safe' => $safe_mode, 'plain' => !$CONFIG['prefer_html']));
if ($part->ctype_secondary == 'html') {
$body = rcmail_html4inline($body, $attrib['id'], 'rcmBody', $attrs);
$div_attr = array('class' => 'message-htmlpart');
$style = array();
if (!empty($attrs)) {
foreach ($attrs as $a_idx => $a_val)
$style[] = $a_idx . ': ' . $a_val;
if (!empty($style))
$div_attr['style'] = implode('; ', $style);
}
$out .= html::div($div_attr, $plugin['prefix'] . $body);
}
else
$out .= html::div('message-part', $plugin['prefix'] . $body);
}
}
}
else {
$plugin = $RCMAIL->plugins->exec_hook('message_body_prefix', array(
'part' => $MESSAGE, 'prefix' => ''));
$out .= html::div('message-part', $plugin['prefix'] . html::tag('pre', array(),
rcmail_plain_body(Q($MESSAGE->body, 'strict', false))));
}
$ctype_primary = strtolower($MESSAGE->structure->ctype_primary);
$ctype_secondary = strtolower($MESSAGE->structure->ctype_secondary);
// list images after mail body
if ($CONFIG['inline_images']
&& $ctype_primary == 'multipart'
&& !empty($MESSAGE->attachments))
{
foreach ($MESSAGE->attachments as $attach_prop) {
// Content-Type: image/*...
if (preg_match('/^image\//i', $attach_prop->mimetype) ||
// ...or known file extension: many clients are using application/octet-stream
($attach_prop->filename &&
preg_match('/^application\/octet-stream$/i', $attach_prop->mimetype) &&
preg_match('/\.(jpg|jpeg|png|gif|bmp)$/i', $attach_prop->filename))
) {
$out .= html::tag('hr') . html::p(array('align' => "center"),
html::img(array(
'src' => $MESSAGE->get_part_url($attach_prop->mime_id),
'title' => $attach_prop->filename,
'alt' => $attach_prop->filename,
)));
}
}
}
// tell client that there are blocked remote objects
if ($REMOTE_OBJECTS && !$safe_mode)
$OUTPUT->set_env('blockedobjects', true);
return html::div($attrib, $out);
}
/**
* Convert all relative URLs according to a <base> in HTML
*/
function rcmail_resolve_base($body)
{
// check for <base href=...>
if (preg_match('!(<base.*href=["\']?)([hftps]{3,5}://[a-z0-9/.%-]+)!i', $body, $regs)) {
$replacer = new rcube_base_replacer($regs[2]);
// replace all relative paths
$body = preg_replace_callback('/(src|background|href)=(["\']?)([\.\/]+[^"\'\s]+)(\2|\s|>)/Ui', array($replacer, 'callback'), $body);
$body = preg_replace_callback('/(url\s*\()(["\']?)([\.\/]+[^"\'\)\s]+)(\2)\)/Ui', array($replacer, 'callback'), $body);
}
return $body;
}
/**
* modify a HTML message that it can be displayed inside a HTML page
*/
function rcmail_html4inline($body, $container_id, $body_id='', &$attributes=null)
{
$last_style_pos = 0;
$body_lc = strtolower($body);
$cont_id = $container_id.($body_id ? ' div.'.$body_id : '');
// find STYLE tags
while (($pos = strpos($body_lc, '<style', $last_style_pos)) && ($pos2 = strpos($body_lc, '</style>', $pos)))
{
$pos = strpos($body_lc, '>', $pos)+1;
// replace all css definitions with #container [def]
$styles = rcmail_mod_css_styles(
substr($body, $pos, $pos2-$pos), $cont_id);
$body = substr($body, 0, $pos) . $styles . substr($body, $pos2);
$body_lc = strtolower($body);
$last_style_pos = $pos2;
}
// modify HTML links to open a new window if clicked
$GLOBALS['rcmail_html_container_id'] = $container_id;
$body = preg_replace_callback('/<(a|link)\s+([^>]+)>/Ui', 'rcmail_alter_html_link', $body);
unset($GLOBALS['rcmail_html_container_id']);
$body = preg_replace(array(
// add comments arround html and other tags
'/(<!DOCTYPE[^>]*>)/i',
'/(<\?xml[^>]*>)/i',
'/(<\/?html[^>]*>)/i',
'/(<\/?head[^>]*>)/i',
'/(<title[^>]*>.*<\/title>)/Ui',
'/(<\/?meta[^>]*>)/i',
// quote <? of php and xml files that are specified as text/html
'/<\?/',
'/\?>/',
// replace <body> with <div>
'/<body([^>]*)>/i',
'/<\/body>/i',
),
array(
'<!--\\1-->',
'<!--\\1-->',
'<!--\\1-->',
'<!--\\1-->',
'<!--\\1-->',
'<!--\\1-->',
'&lt;?',
'?&gt;',
'<div class="'.$body_id.'"\\1>',
'</div>',
),
$body);
$attributes = array();
// Handle body attributes that doesn't play nicely with div elements
$regexp = '/<div class="' . preg_quote($body_id, '/') . '"([^>]*)/';
if (preg_match($regexp, $body, $m)) {
$attrs = $m[0];
// Get bgcolor, we'll set it as background-color of the message container
if ($m[1] && preg_match('/bgcolor=["\']*([a-z0-9#]+)["\']*/', $attrs, $mb)) {
$attributes['background-color'] = $mb[1];
$attrs = preg_replace('/bgcolor=["\']*([a-z0-9#]+)["\']*/', '', $attrs);
}
// Get background, we'll set it as background-image of the message container
if ($m[1] && preg_match('/background=["\']*([^"\'>\s]+)["\']*/', $attrs, $mb)) {
$attributes['background-image'] = 'url('.$mb[1].')';
$attrs = preg_replace('/background=["\']*([^"\'>\s]+)["\']*/', '', $attrs);
}
if (!empty($attributes)) {
$body = preg_replace($regexp, rtrim($attrs), $body, 1);
}
// handle body styles related to background image
if ($attributes['background-image']) {
// get body style
if (preg_match('/#'.preg_quote($cont_id, '/').'\s+\{([^}]+)}/i', $body, $m)) {
// get background related style
if (preg_match_all('/(background-position|background-repeat)\s*:\s*([^;]+);/i', $m[1], $ma, PREG_SET_ORDER)) {
foreach ($ma as $style)
$attributes[$style[1]] = $style[2];
}
}
}
}
// make sure there's 'rcmBody' div, we need it for proper css modification
// its name is hardcoded in rcmail_message_body() also
else {
$body = '<div class="' . $body_id . '">' . $body . '</div>';
}
return $body;
}
/**
* parse link attributes and set correct target
*/
function rcmail_alter_html_link($matches)
{
global $EMAIL_ADDRESS_PATTERN;
$tag = $matches[1];
$attrib = parse_attrib_string($matches[2]);
$end = '>';
if ($tag == 'link' && preg_match('/^https?:\/\//i', $attrib['href'])) {
$attrib['href'] = "?_task=utils&amp;_action=modcss&amp;u=" . urlencode($attrib['href'])
. "&amp;c=" . urlencode($GLOBALS['rcmail_html_container_id']);
$end = ' />';
}
else if (preg_match('/^mailto:'.$EMAIL_ADDRESS_PATTERN.'(\?[^"\'>]+)?/i', $attrib['href'], $mailto)) {
$attrib['href'] = $mailto[0];
$attrib['onclick'] = sprintf(
"return %s.command('compose','%s',this)",
JS_OBJECT_NAME,
JQ($mailto[1].$mailto[2]));
}
else if (!empty($attrib['href']) && $attrib['href'][0] != '#') {
$attrib['target'] = '_blank';
}
return "<$tag" . html::attrib_string($attrib, array('href','name','target','onclick','id','class','style','title','rel','type','media')) . $end;
}
/**
* decode address string and re-format it as HTML links
*/
function rcmail_address_string($input, $max=null, $linked=false, $addicon=null)
{
global $IMAP, $RCMAIL, $PRINT_MODE, $CONFIG;
static $got_writable_abook = null;
$a_parts = $IMAP->decode_address_list($input);
if (!sizeof($a_parts))
return $input;
$c = count($a_parts);
$j = 0;
$out = '';
if ($got_writable_abook === null && $books = $RCMAIL->get_address_sources(true)) {
$got_writable_abook = true;
}
foreach ($a_parts as $part) {
$j++;
$name = $part['name'];
$mailto = $part['mailto'];
$string = $part['string'];
// IDNA ASCII to Unicode
if ($name == $mailto)
$name = idn_to_utf8($name);
if ($string == $mailto)
$string = idn_to_utf8($string);
$mailto = idn_to_utf8($mailto);
if ($PRINT_MODE) {
$out .= sprintf('%s &lt;%s&gt;', Q($name), $mailto);
}
else if (check_email($part['mailto'], false)) {
if ($linked) {
$out .= html::a(array(
'href' => 'mailto:'.$mailto,
'onclick' => sprintf("return %s.command('compose','%s',this)", JS_OBJECT_NAME, JQ($mailto)),
'title' => $mailto,
'class' => "rcmContactAddress",
),
Q($name ? $name : $mailto));
}
else {
$out .= html::span(array('title' => $mailto, 'class' => "rcmContactAddress"),
Q($name ? $name : $mailto));
}
if ($addicon && $got_writable_abook) {
$out .= '&nbsp;' . html::a(array(
'href' => "#add",
'onclick' => sprintf("return %s.command('add-contact','%s',this)", JS_OBJECT_NAME, urlencode($string)),
'title' => rcube_label('addtoaddressbook'),
),
html::img(array(
'src' => $CONFIG['skin_path'] . $addicon,
'alt' => "Add contact",
)));
}
}
else {
if ($name)
$out .= Q($name);
if ($mailto)
$out .= (strlen($out) ? ' ' : '') . sprintf('&lt;%s&gt;', Q($mailto));
}
if ($c>$j)
$out .= ','.($max ? '&nbsp;' : ' ');
if ($max && $j==$max && $c>$j) {
$out .= '...';
break;
}
}
return $out;
}
/**
* Wrap text to a given number of characters per line
* but respect the mail quotation of replies messages (>).
* Finally add another quotation level by prpending the lines
* with >
*
* @param string Text to wrap
* @param int The line width
* @return string The wrapped text
*/
function rcmail_wrap_and_quote($text, $length = 72)
{
// Rebuild the message body with a maximum of $max chars, while keeping quoted message.
$max = min(77, $length + 8);
$lines = preg_split('/\r?\n/', trim($text));
$out = '';
foreach ($lines as $line) {
// don't wrap already quoted lines
if ($line[0] == '>')
$line = '>' . rtrim($line);
else if (mb_strlen($line) > $max) {
$newline = '';
foreach(explode("\n", rc_wordwrap($line, $length - 2)) as $l) {
if (strlen($l))
$newline .= '> ' . $l . "\n";
else
$newline .= ">\n";
}
$line = rtrim($newline);
}
else
$line = '> ' . $line;
// Append the line
$out .= $line . "\n";
}
return $out;
}
function rcmail_draftinfo_encode($p)
{
$parts = array();
foreach ($p as $key => $val)
$parts[] = $key . '=' . ($key == 'folder' ? base64_encode($val) : $val);
return join('; ', $parts);
}
function rcmail_draftinfo_decode($str)
{
$info = array();
foreach (preg_split('/;\s+/', $str) as $part) {
list($key, $val) = explode('=', $part, 2);
if ($key == 'folder')
$val = base64_decode($val);
$info[$key] = $val;
}
return $info;
}
function rcmail_message_part_controls()
{
global $MESSAGE;
$part = asciiwords(get_input_value('_part', RCUBE_INPUT_GPC));
if (!is_object($MESSAGE) || !is_array($MESSAGE->parts) || !($_GET['_uid'] && $_GET['_part']) || !$MESSAGE->mime_parts[$part])
return '';
$part = $MESSAGE->mime_parts[$part];
$table = new html_table(array('cols' => 3));
if (!empty($part->filename)) {
$table->add('title', Q(rcube_label('filename')));
$table->add(null, Q($part->filename));
$table->add(null, '[' . html::a('?'.str_replace('_frame=', '_download=', $_SERVER['QUERY_STRING']), Q(rcube_label('download'))) . ']');
}
if (!empty($part->size)) {
$table->add('title', Q(rcube_label('filesize')));
$table->add(null, Q(show_bytes($part->size)));
}
return $table->show($attrib);
}
function rcmail_message_part_frame($attrib)
{
global $MESSAGE;
$part = $MESSAGE->mime_parts[asciiwords(get_input_value('_part', RCUBE_INPUT_GPC))];
$ctype_primary = strtolower($part->ctype_primary);
$attrib['src'] = './?' . str_replace('_frame=', ($ctype_primary=='text' ? '_show=' : '_preload='), $_SERVER['QUERY_STRING']);
return html::iframe($attrib);
}
/**
* clear message composing settings
*/
function rcmail_compose_cleanup()
{
if (!isset($_SESSION['compose']))
return;
$rcmail = rcmail::get_instance();
$rcmail->plugins->exec_hook('attachments_cleanup', array());
$rcmail->session->remove('compose');
}
/**
* Send the given message using the configured method
*
* @param object $message Reference to Mail_MIME object
* @param string $from Sender address string
* @param array $mailto Array of recipient address strings
* @param array $smtp_error SMTP error array (reference)
* @param string $body_file Location of file with saved message body (reference)
* @param array $smtp_opts SMTP options (e.g. DSN request)
*
* @return boolean Send status.
*/
function rcmail_deliver_message(&$message, $from, $mailto, &$smtp_error, &$body_file, $smtp_opts=null)
{
global $CONFIG, $RCMAIL;
$headers = $message->headers();
// send thru SMTP server using custom SMTP library
if ($CONFIG['smtp_server']) {
// generate list of recipients
$a_recipients = array($mailto);
if (strlen($headers['Cc']))
$a_recipients[] = $headers['Cc'];
if (strlen($headers['Bcc']))
$a_recipients[] = $headers['Bcc'];
// clean Bcc from header for recipients
$send_headers = $headers;
unset($send_headers['Bcc']);
// here too, it because txtHeaders() below use $message->_headers not only $send_headers
unset($message->_headers['Bcc']);
$smtp_headers = $message->txtHeaders($send_headers, true);
if ($message->getParam('delay_file_io')) {
// use common temp dir
$temp_dir = $RCMAIL->config->get('temp_dir');
$body_file = tempnam($temp_dir, 'rcmMsg');
if (PEAR::isError($mime_result = $message->saveMessageBody($body_file))) {
raise_error(array('code' => 600, 'type' => 'php',
'file' => __FILE__, 'line' => __LINE__,
'message' => "Could not create message: ".$mime_result->getMessage()),
TRUE, FALSE);
return false;
}
$msg_body = fopen($body_file, 'r');
} else {
$msg_body = $message->get();
}
// send message
if (!is_object($RCMAIL->smtp))
$RCMAIL->smtp_init(true);
$sent = $RCMAIL->smtp->send_mail($from, $a_recipients, $smtp_headers, $msg_body, $smtp_opts);
$smtp_response = $RCMAIL->smtp->get_response();
$smtp_error = $RCMAIL->smtp->get_error();
// log error
if (!$sent)
raise_error(array('code' => 800, 'type' => 'smtp', 'line' => __LINE__, 'file' => __FILE__,
'message' => "SMTP error: ".join("\n", $smtp_response)), TRUE, FALSE);
}
// send mail using PHP's mail() function
else {
// unset some headers because they will be added by the mail() function
$headers_enc = $message->headers($headers);
$headers_php = $message->_headers;
unset($headers_php['To'], $headers_php['Subject']);
// reset stored headers and overwrite
$message->_headers = array();
$header_str = $message->txtHeaders($headers_php);
// #1485779
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
if (preg_match_all('/<([^@]+@[^>]+)>/', $headers_enc['To'], $m)) {
$headers_enc['To'] = implode(', ', $m[1]);
}
}
$msg_body = $message->get();
if (PEAR::isError($msg_body))
raise_error(array('code' => 600, 'type' => 'php',
'file' => __FILE__, 'line' => __LINE__,
'message' => "Could not create message: ".$msg_body->getMessage()),
TRUE, FALSE);
else {
$delim = $RCMAIL->config->header_delimiter();
$to = $headers_enc['To'];
$subject = $headers_enc['Subject'];
$header_str = rtrim($header_str);
if ($delim != "\r\n") {
$header_str = str_replace("\r\n", $delim, $header_str);
$msg_body = str_replace("\r\n", $delim, $msg_body);
$to = str_replace("\r\n", $delim, $to);
$subject = str_replace("\r\n", $delim, $subject);
}
if (ini_get('safe_mode'))
$sent = mail($to, $subject, $msg_body, $header_str);
else
$sent = mail($to, $subject, $msg_body, $header_str, "-f$from");
}
}
if ($sent) {
$RCMAIL->plugins->exec_hook('message_sent', array('headers' => $headers, 'body' => $msg_body));
// remove MDN headers after sending
unset($headers['Return-Receipt-To'], $headers['Disposition-Notification-To']);
// get all recipients
if ($headers['Cc'])
$mailto .= $headers['Cc'];
if ($headers['Bcc'])
$mailto .= $headers['Bcc'];
if (preg_match_all('/<([^@]+@[^>]+)>/', $mailto, $m))
$mailto = implode(', ', array_unique($m[1]));
if ($CONFIG['smtp_log']) {
write_log('sendmail', sprintf("User %s [%s]; Message for %s; %s",
$RCMAIL->user->get_username(),
$_SERVER['REMOTE_ADDR'],
$mailto,
!empty($smtp_response) ? join('; ', $smtp_response) : ''));
}
}
if (is_resource($msg_body)) {
fclose($msg_body);
}
$message->_headers = array();
$message->headers($headers);
return $sent;
}
/**
* Send the MDN response
*
* @param mixed $message Original message object (rcube_message) or UID
* @param array $smtp_error SMTP error array (reference)
*
* @return boolean Send status
*/
function rcmail_send_mdn($message, &$smtp_error)
{
global $RCMAIL, $IMAP;
if (!is_a($message, rcube_message))
$message = new rcube_message($message);
if ($message->headers->mdn_to && !$message->headers->mdn_sent &&
($IMAP->check_permflag('MDNSENT') || $IMAP->check_permflag('*')))
{
$identity = $RCMAIL->user->get_identity();
$sender = format_email_recipient($identity['email'], $identity['name']);
$recipient = array_shift($IMAP->decode_address_list($message->headers->mdn_to));
$mailto = $recipient['mailto'];
$compose = new Mail_mime("\r\n");
$compose->setParam('text_encoding', 'quoted-printable');
$compose->setParam('html_encoding', 'quoted-printable');
$compose->setParam('head_encoding', 'quoted-printable');
$compose->setParam('head_charset', RCMAIL_CHARSET);
$compose->setParam('html_charset', RCMAIL_CHARSET);
$compose->setParam('text_charset', RCMAIL_CHARSET);
// compose headers array
$headers = array(
'Date' => rcmail_user_date(),
'From' => $sender,
'To' => $message->headers->mdn_to,
'Subject' => rcube_label('receiptread') . ': ' . $message->subject,
'Message-ID' => rcmail_gen_message_id(),
'X-Sender' => $identity['email'],
'References' => trim($message->headers->references . ' ' . $message->headers->messageID),
);
if ($agent = $RCMAIL->config->get('useragent'))
$headers['User-Agent'] = $agent;
$body = rcube_label("yourmessage") . "\r\n\r\n" .
"\t" . rcube_label("to") . ': ' . rcube_imap::decode_mime_string($message->headers->to, $message->headers->charset) . "\r\n" .
"\t" . rcube_label("subject") . ': ' . $message->subject . "\r\n" .
"\t" . rcube_label("sent") . ': ' . format_date($message->headers->date, $RCMAIL->config->get('date_long')) . "\r\n" .
"\r\n" . rcube_label("receiptnote") . "\r\n";
$ua = $RCMAIL->config->get('useragent', "Roundcube Webmail (Version ".RCMAIL_VERSION.")");
$report = "Reporting-UA: $ua\r\n";
if ($message->headers->to)
$report .= "Original-Recipient: {$message->headers->to}\r\n";
$report .= "Final-Recipient: rfc822; {$identity['email']}\r\n" .
"Original-Message-ID: {$message->headers->messageID}\r\n" .
"Disposition: manual-action/MDN-sent-manually; displayed\r\n";
$compose->headers($headers);
$compose->setContentType('multipart/report', array('report-type'=> 'disposition-notification'));
$compose->setTXTBody(rc_wordwrap($body, 75, "\r\n"));
$compose->addAttachment($report, 'message/disposition-notification', 'MDNPart2.txt', false, '7bit', 'inline');
$sent = rcmail_deliver_message($compose, $identity['email'], $mailto, $smtp_error, $body_file);
if ($sent)
{
$IMAP->set_flag($message->uid, 'MDNSENT');
return true;
}
}
return false;
}
// Returns unique Message-ID
function rcmail_gen_message_id()
{
global $RCMAIL;
$local_part = md5(uniqid('rcmail'.mt_rand(),true));
$domain_part = $RCMAIL->user->get_username('domain');
// Try to find FQDN, some spamfilters doesn't like 'localhost' (#1486924)
if (!preg_match('/\.[a-z]+$/i', $domain_part)) {
if (($host = preg_replace('/:[0-9]+$/', '', $_SERVER['HTTP_HOST']))
&& preg_match('/\.[a-z]+$/i', $host)) {
$domain_part = $host;
}
else if (($host = preg_replace('/:[0-9]+$/', '', $_SERVER['SERVER_NAME']))
&& preg_match('/\.[a-z]+$/i', $host)) {
$domain_part = $host;
}
}
return sprintf('<%s@%s>', $local_part, $domain_part);
}
// Returns RFC2822 formatted current date in user's timezone
function rcmail_user_date()
{
global $CONFIG;
// get user's timezone
if ($CONFIG['timezone'] === 'auto') {
$tz = isset($_SESSION['timezone']) ? $_SESSION['timezone'] : date('Z')/3600;
}
else {
$tz = $CONFIG['timezone'];
if ($CONFIG['dst_active'])
$tz++;
}
$date = time() + $tz * 60 * 60;
$date = gmdate('r', $date);
$tz = sprintf('%+05d', intval($tz) * 100 + ($tz - intval($tz)) * 60);
$date = preg_replace('/[+-][0-9]{4}$/', $tz, $date);
return $date;
}
// Fixes some content-type names
function rcmail_fix_mimetype($name)
{
// Some versions of Outlook create garbage Content-Type:
// application/pdf.A520491B_3BF7_494D_8855_7FAC2C6C0608
if (preg_match('/^application\/pdf.+/', $name))
$name = 'application/pdf';
return $name;
}
function rcmail_search_filter($attrib)
{
global $OUTPUT, $CONFIG;
if (!strlen($attrib['id']))
$attrib['id'] = 'rcmlistfilter';
$attrib['onchange'] = JS_OBJECT_NAME.'.filter_mailbox(this.value)';
/*
RFC3501 (6.4.4): 'ALL', 'RECENT',
'ANSWERED', 'DELETED', 'FLAGGED', 'SEEN',
'UNANSWERED', 'UNDELETED', 'UNFLAGGED', 'UNSEEN',
'NEW', // = (RECENT UNSEEN)
'OLD' // = NOT RECENT
*/
$select_filter = new html_select($attrib);
$select_filter->add(rcube_label('all'), 'ALL');
$select_filter->add(rcube_label('unread'), 'UNSEEN');
$select_filter->add(rcube_label('flagged'), 'FLAGGED');
$select_filter->add(rcube_label('unanswered'), 'UNANSWERED');
if (!$CONFIG['skip_deleted'])
$select_filter->add(rcube_label('deleted'), 'DELETED');
$out = $select_filter->show($_SESSION['search_filter']);
$OUTPUT->add_gui_object('search_filter', $attrib['id']);
return $out;
}
function rcmail_message_error($uid=null)
{
global $RCMAIL;
// Set env variables for messageerror.html template
if ($RCMAIL->action == 'show') {
$mbox_name = $RCMAIL->imap->get_mailbox_name();
$RCMAIL->output->set_env('mailbox', $mbox_name);
$RCMAIL->output->set_env('uid', null);
}
// display error message
$RCMAIL->output->show_message('messageopenerror', 'error');
// ... display message error page
$RCMAIL->output->send('messageerror');
}
// register UI objects
$OUTPUT->add_handlers(array(
'mailboxlist' => 'rcmail_mailbox_list',
'messages' => 'rcmail_message_list',
'messagecountdisplay' => 'rcmail_messagecount_display',
'quotadisplay' => 'rcmail_quota_display',
'mailboxname' => 'rcmail_mailbox_name_display',
'messageheaders' => 'rcmail_message_headers',
'messagebody' => 'rcmail_message_body',
'messagecontentframe' => 'rcmail_messagecontent_frame',
'messagepartframe' => 'rcmail_message_part_frame',
'messagepartcontrols' => 'rcmail_message_part_controls',
'searchfilter' => 'rcmail_search_filter',
'searchform' => array($OUTPUT, 'search_form'),
));
// register action aliases
$RCMAIL->register_action_map(array(
'preview' => 'show.inc',
'print' => 'show.inc',
'moveto' => 'move_del.inc',
'delete' => 'move_del.inc',
'send' => 'sendmail.inc',
'expunge' => 'folders.inc',
'purge' => 'folders.inc',
'remove-attachment' => 'attachments.inc',
'display-attachment' => 'attachments.inc',
'upload' => 'attachments.inc',
'group-expand' => 'autocomplete.inc',
));