githubFork/roundcubemail.git

Show explicit error message when provided hostname is invalid (#1488550)

Aleksander Machniak

2012-06-30 7c8fd8031038e7958ef4dbb059e86decd6fefa28

commit \| author \| age
197601	1	<?php
T	2
	3	/*
	4	+-----------------------------------------------------------------------+
	5	\| program/include/rcmail.php \|
	6	\| \|
e019f2	7	\| This file is part of the Roundcube Webmail client \|
0c2596	8	\| Copyright (C) 2008-2012, The Roundcube Dev Team \|
A	9	\| Copyright (C) 2011-2012, Kolab Systems AG \|
7fe381	10	\| \|
T	11	\| Licensed under the GNU General Public License version 3 or \|
	12	\| any later version with exceptions for skins & plugins. \|
	13	\| See the README file for a full license statement. \|
197601	14	\| \|
T	15	\| PURPOSE: \|
	16	\| Application class providing core functions and holding \|
	17	\| instances of all 'global' objects like db- and imap-connections \|
	18	+-----------------------------------------------------------------------+
	19	\| Author: Thomas Bruederli <roundcube@gmail.com> \|
1aceb9	20	\| Author: Aleksander Machniak <alec@alec.pl> \|
197601	21	+-----------------------------------------------------------------------+
T	22	*/
	23
	24
	25	/**
e019f2	26	* Application class of Roundcube Webmail
197601	27	* implemented as singleton
T	28	*
	29	* @package Core
	30	*/
0c2596	31	class rcmail extends rcube
197601	32	{
5c461b	33	/**
A	34	* Main tasks.
	35	*
	36	* @var array
	37	*/
677e1f	38	static public $main_tasks = array('mail','settings','addressbook','login','logout','utils','dummy');
5c461b	39
A	40	/**
	41	* Current task.
	42	*
	43	* @var string
	44	*/
9b94eb	45	public $task;
5c461b	46
A	47	/**
	48	* Current action.
	49	*
	50	* @var string
	51	*/
197601	52	public $action = '';
T	53	public $comm_path = './';
677e1f	54
0501b6	55	private $address_books = array();
68d2d5	56	private $action_map = array();
677e1f	57
A	58
1aceb9	59	const JS_OBJECT_NAME = 'rcmail';
A	60
7c8fd8	61	const ERROR_STORAGE = -2;
AM	62	const ERROR_INVALID_REQUEST = 1;
	63	const ERROR_INVALID_HOST = 2;
	64	const ERROR_COOKIES_DISABLED = 3;
	65
	66
197601	67	/**
T	68	* This implements the 'singleton' design pattern
	69	*
5c461b	70	* @return rcmail The one and only instance
197601	71	*/
T	72	static function get_instance()
	73	{
0c2596	74	if (!self::$instance \|\| !is_a(self::$instance, 'rcmail')) {
197601	75	self::$instance = new rcmail();
T	76	self::$instance->startup(); // init AFTER object was linked with self::$instance
	77	}
	78
	79	return self::$instance;
	80	}
b62a0d	81
A	82
197601	83	/**
T	84	* Initial startup function
	85	* to register session, create database and imap connections
	86	*/
0c2596	87	protected function startup()
197601	88	{
0c2596	89	$this->init(self::INIT_WITH_DB \| self::INIT_WITH_PLUGINS);
a90ad2	90
929a50	91	// start session
A	92	$this->session_init();
197601	93
T	94	// create user object
	95	$this->set_user(new rcube_user($_SESSION['user_id']));
929a50	96
A	97	// configure session (after user config merge!)
	98	$this->session_configure();
197601	99
9b94eb	100	// set task and action properties
1aceb9	101	$this->set_task(rcube_utils::get_input_value('_task', rcube_utils::INPUT_GPC));
A	102	$this->action = asciiwords(rcube_utils::get_input_value('_action', rcube_utils::INPUT_GPC));
9b94eb	103
197601	104	// reset some session parameters when changing task
677e1f	105	if ($this->task != 'utils') {
A	106	if ($this->session && $_SESSION['task'] != $this->task)
	107	$this->session->remove('page');
	108	// set current task to session
	109	$_SESSION['task'] = $this->task;
	110	}
197601	111
48bc52	112	// init output class
A	113	if (!empty($_REQUEST['_remote']))
929a50	114	$GLOBALS['OUTPUT'] = $this->json_init();
48bc52	115	else
A	116	$GLOBALS['OUTPUT'] = $this->load_gui(!empty($_REQUEST['_framed']));
	117
0c2596	118	// load plugins
A	119	$this->plugins->init($this, $this->task);
	120	$this->plugins->load_plugins((array)$this->config->get('plugins', array()), array('filesystem_attachments', 'jqueryui'));
197601	121	}
b62a0d	122
A	123
197601	124	/**
T	125	* Setter for application task
	126	*
	127	* @param string Task to set
	128	*/
	129	public function set_task($task)
	130	{
1c932d	131	$task = asciiwords($task);
9b94eb	132
A	133	if ($this->user && $this->user->ID)
c3be8e	134	$task = !$task ? 'mail' : $task;
9b94eb	135	else
A	136	$task = 'login';
	137
	138	$this->task = $task;
1c932d	139	$this->comm_path = $this->url(array('task' => $this->task));
b62a0d	140
197601	141	if ($this->output)
1c932d	142	$this->output->set_env('task', $this->task);
197601	143	}
b62a0d	144
A	145
197601	146	/**
T	147	* Setter for system user object
	148	*
5c461b	149	* @param rcube_user Current user instance
197601	150	*/
T	151	public function set_user($user)
	152	{
	153	if (is_object($user)) {
	154	$this->user = $user;
b62a0d	155
197601	156	// overwrite config with user preferences
b545d3	157	$this->config->set_user_prefs((array)$this->user->get_prefs());
197601	158	}
b62a0d	159
c8ae24	160	$_SESSION['language'] = $this->user->language = $this->language_prop($this->config->get('language', $_SESSION['language']));
531abb	161
197601	162	// set localization
e80f50	163	setlocale(LC_ALL, $_SESSION['language'] . '.utf8', 'en_US.utf8');
14de18	164
b62a0d	165	// workaround for http://bugs.php.net/bug.php?id=18556
A	166	if (in_array($_SESSION['language'], array('tr_TR', 'ku', 'az_AZ')))
	167	setlocale(LC_CTYPE, 'en_US' . '.utf8');
197601	168	}
b62a0d	169
A	170
197601	171	/**
ade8e1	172	* Return instance of the internal address book class
T	173	*
3704b7	174	* @param string Address book identifier
ade8e1	175	* @param boolean True if the address book needs to be writeable
7f7ed2	176	*
5c461b	177	* @return rcube_contacts Address book object
ade8e1	178	*/
T	179	public function get_address_book($id, $writeable = false)
	180	{
b896b1	181	$contacts = null;
ade8e1	182	$ldap_config = (array)$this->config->get('ldap_public');
b896b1	183	$abook_type = strtolower($this->config->get('address_book_type'));
cc97ea	184
f03d89	185	// 'sql' is the alias for '0' used by autocomplete
A	186	if ($id == 'sql')
	187	$id = '0';
	188
0501b6	189	// use existing instance
9a835c	190	if (isset($this->address_books[$id]) && is_object($this->address_books[$id])
A	191	&& is_a($this->address_books[$id], 'rcube_addressbook')
	192	&& (!$writeable \|\| !$this->address_books[$id]->readonly)
	193	) {
0501b6	194	$contacts = $this->address_books[$id];
T	195	}
cc97ea	196	else if ($id && $ldap_config[$id]) {
c321a9	197	$contacts = new rcube_ldap($ldap_config[$id], $this->config->get('ldap_debug'), $this->config->mail_domain($_SESSION['storage_host']));
cc97ea	198	}
T	199	else if ($id === '0') {
0c2596	200	$contacts = new rcube_contacts($this->db, $this->get_user_id());
ade8e1	201	}
b896b1	202	else {
A	203	$plugin = $this->plugins->exec_hook('addressbook_get', array('id' => $id, 'writeable' => $writeable));
	204
	205	// plugin returned instance of a rcube_addressbook
	206	if ($plugin['instance'] instanceof rcube_addressbook) {
	207	$contacts = $plugin['instance'];
	208	}
7f7ed2	209	// get first source from the list
5ed119	210	else if (!$id) {
7f7ed2	211	$source = reset($this->get_address_sources($writeable));
A	212	if (!empty($source)) {
	213	$contacts = $this->get_address_book($source['id']);
	214	if ($contacts)
	215	$id = $source['id'];
5ed119	216	}
ade8e1	217	}
5ed119	218	}
A	219
	220	if (!$contacts) {
0c2596	221	self::raise_error(array(
782d85	222	'code' => 700, 'type' => 'php',
5ed119	223	'file' => __FILE__, 'line' => __LINE__,
A	224	'message' => "Addressbook source ($id) not found!"),
	225	true, true);
ade8e1	226	}
457373	227
438753	228	// set configured sort order
T	229	if ($sort_col = $this->config->get('addressbook_sort_col'))
	230	$contacts->set_sort_order($sort_col);
	231
457373	232	// add to the 'books' array for shutdown function
14b342	233	$this->address_books[$id] = $contacts;
b62a0d	234
ade8e1	235	return $contacts;
T	236	}
3704b7	237
A	238
	239	/**
	240	* Return address books list
	241	*
	242	* @param boolean True if the address book needs to be writeable
5c9d1f	243	*
3704b7	244	* @return array Address books array
A	245	*/
	246	public function get_address_sources($writeable = false)
	247	{
	248	$abook_type = strtolower($this->config->get('address_book_type'));
7fdb9d	249	$ldap_config = $this->config->get('ldap_public');
A	250	$autocomplete = (array) $this->config->get('autocomplete_addressbooks');
3704b7	251	$list = array();
A	252
	253	// We are using the DB address book
	254	if ($abook_type != 'ldap') {
0501b6	255	if (!isset($this->address_books['0']))
0c2596	256	$this->address_books['0'] = new rcube_contacts($this->db, $this->get_user_id());
3704b7	257	$list['0'] = array(
5c9d1f	258	'id' => '0',
0c2596	259	'name' => $this->gettext('personaladrbook'),
5c9d1f	260	'groups' => $this->address_books['0']->groups,
8c263e	261	'readonly' => $this->address_books['0']->readonly,
d06e57	262	'autocomplete' => in_array('sql', $autocomplete),
T	263	'undelete' => $this->address_books['0']->undelete && $this->config->get('undo_timeout'),
3704b7	264	);
A	265	}
	266
7fdb9d	267	if ($ldap_config) {
A	268	$ldap_config = (array) $ldap_config;
08b7b6	269	foreach ($ldap_config as $id => $prop) {
A	270	// handle misconfiguration
	271	if (empty($prop) \|\| !is_array($prop)) {
	272	continue;
	273	}
3704b7	274	$list[$id] = array(
5c9d1f	275	'id' => $id,
A	276	'name' => $prop['name'],
	277	'groups' => is_array($prop['groups']),
a61bbb	278	'readonly' => !$prop['writable'],
5c9d1f	279	'hidden' => $prop['hidden'],
A	280	'autocomplete' => in_array($id, $autocomplete)
3704b7	281	);
08b7b6	282	}
3704b7	283	}
A	284
e6ce00	285	$plugin = $this->plugins->exec_hook('addressbooks_list', array('sources' => $list));
3704b7	286	$list = $plugin['sources'];
A	287
0501b6	288	foreach ($list as $idx => $item) {
T	289	// register source for shutdown function
	290	if (!is_object($this->address_books[$item['id']]))
	291	$this->address_books[$item['id']] = $item;
	292	// remove from list if not writeable as requested
	293	if ($writeable && $item['readonly'])
c0297f	294	unset($list[$idx]);
3704b7	295	}
8c263e	296
3704b7	297	return $list;
A	298	}
b62a0d	299
A	300
ade8e1	301	/**
197601	302	* Init output object for GUI and add common scripts.
T	303	* This will instantiate a rcmail_template object and set
	304	* environment vars according to the current session and configuration
0ece58	305	*
T	306	* @param boolean True if this request is loaded in a (i)frame
0c2596	307	* @return rcube_output_html Reference to HTML output object
197601	308	*/
T	309	public function load_gui($framed = false)
	310	{
	311	// init output page
0c2596	312	if (!($this->output instanceof rcube_output_html))
A	313	$this->output = new rcube_output_html($this->task, $framed);
197601	314
95d90f	315	// set keep-alive/check-recent interval
bf67d6	316	if ($this->session && ($keep_alive = $this->session->get_keep_alive())) {
929a50	317	$this->output->set_env('keep_alive', $keep_alive);
95d90f	318	}
197601	319
T	320	if ($framed) {
	321	$this->comm_path .= '&_framed=1';
	322	$this->output->set_env('framed', true);
	323	}
	324
	325	$this->output->set_env('task', $this->task);
	326	$this->output->set_env('action', $this->action);
	327	$this->output->set_env('comm_path', $this->comm_path);
79c45f	328	$this->output->set_charset(RCMAIL_CHARSET);
197601	329
7f5a84	330	// add some basic labels to client
110360	331	$this->output->add_label('loading', 'servererror', 'requesttimedout');
b62a0d	332
197601	333	return $this->output;
T	334	}
b62a0d	335
A	336
197601	337	/**
T	338	* Create an output object for JSON responses
0ece58	339	*
0c2596	340	* @return rcube_output_json Reference to JSON output object
197601	341	*/
929a50	342	public function json_init()
197601	343	{
0c2596	344	if (!($this->output instanceof rcube_output_json))
A	345	$this->output = new rcube_output_json($this->task);
b62a0d	346
197601	347	return $this->output;
929a50	348	}
A	349
	350
	351	/**
	352	* Create session object and start the session.
	353	*/
	354	public function session_init()
	355	{
963a10	356	parent::session_init();
929a50	357
A	358	// set initial session vars
cf2da2	359	if (!$_SESSION['user_id'])
929a50	360	$_SESSION['temp'] = true;
40d246	361
T	362	// restore skin selection after logout
	363	if ($_SESSION['temp'] && !empty($_SESSION['skin']))
	364	$this->config->set('skin', $_SESSION['skin']);
197601	365	}
T	366
	367
	368	/**
c321a9	369	* Perfom login to the mail server and to the webmail service.
197601	370	* This will also create a new user entry if auto_create_user is configured.
T	371	*
c321a9	372	* @param string Mail storage (IMAP) user name
T	373	* @param string Mail storage (IMAP) password
	374	* @param string Mail storage (IMAP) host
7c8fd8	375	* @param bool Enables cookie check
fdff34	376	*
197601	377	* @return boolean True on success, False on failure
T	378	*/
7c8fd8	379	function login($username, $pass, $host = null, $cookiecheck = false)
197601	380	{
7c8fd8	381	$this->login_error = null;
AM	382
fdff34	383	if (empty($username)) {
7c8fd8	384	return false;
AM	385	}
	386
	387	if ($cookiecheck && empty($_COOKIE)) {
	388	$this->login_error = self::ERROR_COOKIES_DISABLED;
fdff34	389	return false;
A	390	}
	391
197601	392	$config = $this->config->all();
T	393
	394	if (!$host)
	395	$host = $config['default_host'];
	396
	397	// Validate that selected host is in the list of configured hosts
	398	if (is_array($config['default_host'])) {
	399	$allowed = false;
	400	foreach ($config['default_host'] as $key => $host_allowed) {
	401	if (!is_numeric($key))
	402	$host_allowed = $key;
	403	if ($host == $host_allowed) {
	404	$allowed = true;
	405	break;
	406	}
	407	}
7c8fd8	408	if (!$allowed) {
AM	409	$host = null;
197601	410	}
7c8fd8	411	}
AM	412	else if (!empty($config['default_host']) && $host != rcube_utils::parse_host($config['default_host'])) {
	413	$host = null;
	414	}
	415
	416	if (!$host) {
	417	$this->login_error = self::ERROR_INVALID_HOST;
197601	418	return false;
7c8fd8	419	}
197601	420
T	421	// parse $host URL
	422	$a_host = parse_url($host);
	423	if ($a_host['host']) {
	424	$host = $a_host['host'];
c321a9	425	$ssl = (isset($a_host['scheme']) && in_array($a_host['scheme'], array('ssl','imaps','tls'))) ? $a_host['scheme'] : null;
e99991	426	if (!empty($a_host['port']))
c321a9	427	$port = $a_host['port'];
T	428	else if ($ssl && $ssl != 'tls' && (!$config['default_port'] \|\| $config['default_port'] == 143))
	429	$port = 993;
197601	430	}
b62a0d	431
c321a9	432	if (!$port) {
T	433	$port = $config['default_port'];
	434	}
197601	435
b62a0d	436	/* Modify username with domain if required
197601	437	Inspired by Marco <P0L0_notspam_binware.org>
T	438	*/
	439	// Check if we need to add domain
c16fab	440	if (!empty($config['username_domain']) && strpos($username, '@') === false) {
197601	441	if (is_array($config['username_domain']) && isset($config['username_domain'][$host]))
1aceb9	442	$username .= '@'.rcube_utils::parse_host($config['username_domain'][$host], $host);
197601	443	else if (is_string($config['username_domain']))
1aceb9	444	$username .= '@'.rcube_utils::parse_host($config['username_domain'], $host);
197601	445	}
T	446
c321a9	447	// Convert username to lowercase. If storage backend
e17553	448	// is case-insensitive we need to store always the same username (#1487113)
A	449	if ($config['login_lc']) {
	450	$username = mb_strtolower($username);
	451	}
	452
942069	453	// try to resolve email address from virtuser table
e17553	454	if (strpos($username, '@') && ($virtuser = rcube_user::email2user($username))) {
A	455	$username = $virtuser;
	456	}
197601	457
f1adbf	458	// Here we need IDNA ASCII
A	459	// Only rcube_contacts class is using domain names in Unicode
1aceb9	460	$host = rcube_utils::idn_to_ascii($host);
f1adbf	461	if (strpos($username, '@')) {
8f94b1	462	// lowercase domain name
A	463	list($local, $domain) = explode('@', $username);
	464	$username = $local . '@' . mb_strtolower($domain);
1aceb9	465	$username = rcube_utils::idn_to_ascii($username);
f1adbf	466	}
A	467
197601	468	// user already registered -> overwrite username
T	469	if ($user = rcube_user::query($username, $host))
	470	$username = $user->data['username'];
	471
1aceb9	472	$storage = $this->get_storage();
48bc52	473
c321a9	474	// try to log in
1aceb9	475	if (!($login = $storage->connect($host, $username, $pass, $port, $ssl))) {
f1adbf	476	// try with lowercase
6d94ab	477	$username_lc = mb_strtolower($username);
e17553	478	if ($username_lc != $username) {
A	479	// try to find user record again -> overwrite username
	480	if (!$user && ($user = rcube_user::query($username_lc, $host)))
	481	$username_lc = $user->data['username'];
	482
1aceb9	483	if ($login = $storage->connect($host, $username_lc, $pass, $port, $ssl))
e17553	484	$username = $username_lc;
A	485	}
6d94ab	486	}
T	487
c321a9	488	// exit if login failed
T	489	if (!$login) {
197601	490	return false;
c321a9	491	}
197601	492
T	493	// user already registered -> update user's record
	494	if (is_object($user)) {
d08333	495	// update last login timestamp
197601	496	$user->touch();
T	497	}
	498	// create new system user
	499	else if ($config['auto_create_user']) {
	500	if ($created = rcube_user::create($username, $host)) {
	501	$user = $created;
	502	}
f879f4	503	else {
0c2596	504	self::raise_error(array(
782d85	505	'code' => 620, 'type' => 'php',
6d94ab	506	'file' => __FILE__, 'line' => __LINE__,
f879f4	507	'message' => "Failed to create a user record. Maybe aborted by a plugin?"
10eedb	508	), true, false);
f879f4	509	}
197601	510	}
T	511	else {
0c2596	512	self::raise_error(array(
782d85	513	'code' => 621, 'type' => 'php',
10eedb	514	'file' => __FILE__, 'line' => __LINE__,
782d85	515	'message' => "Access denied for new user $username. 'auto_create_user' is disabled"
197601	516	), true, false);
T	517	}
	518
	519	// login succeeded
	520	if (is_object($user) && $user->ID) {
f53750	521	// Configure environment
197601	522	$this->set_user($user);
c321a9	523	$this->set_storage_prop();
88ca38	524	$this->session_configure();
f53750	525
A	526	// fix some old settings according to namespace prefix
	527	$this->fix_namespace_settings($user);
	528
	529	// create default folders on first login
	530	if ($config['create_default_folders'] && (!empty($created) \|\| empty($user->data['last_login']))) {
1aceb9	531	$storage->create_default_folders();
f53750	532	}
197601	533
T	534	// set session vars
c321a9	535	$_SESSION['user_id'] = $user->ID;
T	536	$_SESSION['username'] = $user->data['username'];
	537	$_SESSION['storage_host'] = $host;
	538	$_SESSION['storage_port'] = $port;
	539	$_SESSION['storage_ssl'] = $ssl;
	540	$_SESSION['password'] = $this->encrypt($pass);
6a8b4c	541	$_SESSION['login_time'] = time();
f53750	542
b62a0d	543	if (isset($_REQUEST['_timezone']) && $_REQUEST['_timezone'] != '_default_')
c8ae24	544	$_SESSION['timezone'] = floatval($_REQUEST['_timezone']);
65082b	545	if (isset($_REQUEST['_dstactive']) && $_REQUEST['_dstactive'] != '_default_')
T	546	$_SESSION['dst_active'] = intval($_REQUEST['_dstactive']);
197601	547
T	548	// force reloading complete list of subscribed mailboxes
1aceb9	549	$storage->clear_cache('mailboxes', true);
197601	550
T	551	return true;
	552	}
	553
	554	return false;
	555	}
	556
	557
7c8fd8	558	/**
AM	559	* Returns error code of last login operation
	560	*
	561	* @return int Error code
	562	*/
	563	public function login_error()
	564	{
	565	if ($this->login_error) {
	566	return $this->login_error;
	567	}
	568
	569	if ($this->storage && $this->storage->get_error_code() < -1) {
	570	return self::ERROR_STORAGE;
	571	}
	572	}
	573
	574
197601	575	/**
1854c4	576	* Auto-select IMAP host based on the posted login information
T	577	*
	578	* @return string Selected IMAP host
	579	*/
	580	public function autoselect_host()
	581	{
	582	$default_host = $this->config->get('default_host');
257f88	583	$host = null;
b62a0d	584
257f88	585	if (is_array($default_host)) {
1aceb9	586	$post_host = rcube_utils::get_input_value('_host', rcube_utils::INPUT_POST);
45dd7c	587	$post_user = rcube_utils::get_input_value('_user', rcube_utils::INPUT_POST);
AM	588
	589	list($user, $domain) = explode('@', $post_user);
b62a0d	590
257f88	591	// direct match in default_host array
T	592	if ($default_host[$post_host] \|\| in_array($post_host, array_values($default_host))) {
	593	$host = $post_host;
	594	}
	595	// try to select host by mail domain
45dd7c	596	else if (!empty($domain)) {
c321a9	597	foreach ($default_host as $storage_host => $mail_domains) {
48f04d	598	if (is_array($mail_domains) && in_array_nocase($domain, $mail_domains)) {
c321a9	599	$host = $storage_host;
48f04d	600	break;
T	601	}
	602	else if (stripos($storage_host, $domain) !== false \|\| stripos(strval($mail_domains), $domain) !== false) {
	603	$host = is_numeric($storage_host) ? $mail_domains : $storage_host;
1854c4	604	break;
T	605	}
	606	}
	607	}
	608
48f04d	609	// take the first entry if $host is still not set
257f88	610	if (empty($host)) {
48f04d	611	list($key, $val) = each($default_host);
T	612	$host = is_numeric($key) ? $val : $key;
257f88	613	}
T	614	}
	615	else if (empty($default_host)) {
1aceb9	616	$host = rcube_utils::get_input_value('_host', rcube_utils::INPUT_POST);
1854c4	617	}
eec34e	618	else
1aceb9	619	$host = rcube_utils::parse_host($default_host);
1854c4	620
T	621	return $host;
	622	}
	623
	624
	625	/**
	626	* Destroy session data and remove cookie
	627	*/
	628	public function kill_session()
	629	{
e6ce00	630	$this->plugins->exec_hook('session_destroy');
b62a0d	631
cf2da2	632	$this->session->kill();
40d246	633	$_SESSION = array('language' => $this->user->language, 'temp' => true, 'skin' => $this->config->get('skin'));
1854c4	634	$this->user->reset();
T	635	}
	636
	637
	638	/**
	639	* Do server side actions on logout
	640	*/
	641	public function logout_actions()
	642	{
1aceb9	643	$config = $this->config->all();
A	644	$storage = $this->get_storage();
1854c4	645
T	646	if ($config['logout_purge'] && !empty($config['trash_mbox'])) {
1aceb9	647	$storage->clear_folder($config['trash_mbox']);
1854c4	648	}
T	649
	650	if ($config['logout_expunge']) {
1aceb9	651	$storage->expunge_folder('INBOX');
1854c4	652	}
40a186	653
A	654	// Try to save unsaved user preferences
	655	if (!empty($_SESSION['preferences'])) {
	656	$this->user->save_prefs(unserialize($_SESSION['preferences']));
	657	}
fec2d8	658	}
T	659
	660
	661	/**
57f0c8	662	* Generate a unique token to be used in a form request
T	663	*
	664	* @return string The request token
	665	*/
549933	666	public function get_request_token()
57f0c8	667	{
ec045b	668	$sess_id = $_COOKIE[ini_get('session.name')];
c9f2c4	669	if (!$sess_id) $sess_id = session_id();
1aceb9	670
A	671	$plugin = $this->plugins->exec_hook('request_token', array(
	672	'value' => md5('RT' . $this->get_user_id() . $this->config->get('des_key') . $sess_id)));
	673
ef27a6	674	return $plugin['value'];
57f0c8	675	}
b62a0d	676
A	677
57f0c8	678	/**
T	679	* Check if the current request contains a valid token
	680	*
549933	681	* @param int Request method
57f0c8	682	* @return boolean True if request token is valid false if not
T	683	*/
1aceb9	684	public function check_request($mode = rcube_utils::INPUT_POST)
57f0c8	685	{
1aceb9	686	$token = rcube_utils::get_input_value('_token', $mode);
ec045b	687	$sess_id = $_COOKIE[ini_get('session.name')];
T	688	return !empty($sess_id) && $token == $this->get_request_token();
57f0c8	689	}
b62a0d	690
A	691
57f0c8	692	/**
1854c4	693	* Create unique authorization hash
T	694	*
	695	* @param string Session ID
	696	* @param int Timestamp
	697	* @return string The generated auth hash
	698	*/
	699	private function get_auth_hash($sess_id, $ts)
	700	{
	701	$auth_string = sprintf('rcmailsess%sR%sChk:%s;%s',
	702	$sess_id,
	703	$ts,
	704	$this->config->get('ip_check') ? $_SERVER['REMOTE_ADDR'] : '*...*',
	705	$_SERVER['HTTP_USER_AGENT']);
	706
	707	if (function_exists('sha1'))
	708	return sha1($auth_string);
	709	else
	710	return md5($auth_string);
	711	}
	712
564741	713
A	714	/**
e019f2	715	* Build a valid URL to this instance of Roundcube
c719f3	716	*
T	717	* @param mixed Either a string with the action or url parameters as key-value pairs
1aceb9	718	*
c719f3	719	* @return string Valid application URL
T	720	*/
	721	public function url($p)
	722	{
	723	if (!is_array($p))
fde466	724	$p = array('_action' => @func_get_arg(0));
b62a0d	725
1c932d	726	$task = $p['_task'] ? $p['_task'] : ($p['task'] ? $p['task'] : $this->task);
cc97ea	727	$p['_task'] = $task;
1038a6	728	unset($p['task']);
A	729
cf1777	730	$url = './';
T	731	$delm = '?';
77406b	732	foreach (array_reverse($p) as $key => $val) {
a7321e	733	if ($val !== '' && $val !== null) {
cc97ea	734	$par = $key[0] == '_' ? $key : '_'.$key;
cf1777	735	$url .= $delm.urlencode($par).'='.urlencode($val);
T	736	$delm = '&';
	737	}
	738	}
c719f3	739	return $url;
T	740	}
cefd1d	741
T	742
	743	/**
0c2596	744	* Function to be executed in script shutdown
0501b6	745	*/
0c2596	746	public function shutdown()
0501b6	747	{
0c2596	748	parent::shutdown();
0501b6	749
0c2596	750	foreach ($this->address_books as $book) {
A	751	if (is_object($book) && is_a($book, 'rcube_addressbook'))
	752	$book->close();
0501b6	753	}
T	754
0c2596	755	// before closing the database connection, write session data
A	756	if ($_SERVER['REMOTE_ADDR'] && is_object($this->session)) {
	757	session_write_close();
	758	}
f53750	759
0c2596	760	// write performance stats to logs/console
A	761	if ($this->config->get('devel_mode')) {
	762	if (function_exists('memory_get_usage'))
1aceb9	763	$mem = $this->show_bytes(memory_get_usage());
0c2596	764	if (function_exists('memory_get_peak_usage'))
1aceb9	765	$mem .= '/'.$this->show_bytes(memory_get_peak_usage());
0c2596	766
A	767	$log = $this->task . ($this->action ? '/'.$this->action : '') . ($mem ? " [$mem]" : '');
	768	if (defined('RCMAIL_START'))
	769	self::print_timer(RCMAIL_START, $log);
	770	else
	771	self::console($log);
	772	}
cefd1d	773	}
68d2d5	774
A	775	/**
	776	* Registers action aliases for current task
	777	*
	778	* @param array $map Alias-to-filename hash array
	779	*/
	780	public function register_action_map($map)
	781	{
	782	if (is_array($map)) {
	783	foreach ($map as $idx => $val) {
	784	$this->action_map[$idx] = $val;
	785	}
	786	}
	787	}
f53750	788
68d2d5	789	/**
A	790	* Returns current action filename
	791	*
	792	* @param array $map Alias-to-filename hash array
	793	*/
	794	public function get_action_file()
	795	{
	796	if (!empty($this->action_map[$this->action])) {
	797	return $this->action_map[$this->action];
	798	}
	799
	800	return strtr($this->action, '-', '_') . '.inc';
	801	}
	802
d08333	803	/**
A	804	* Fixes some user preferences according to namespace handling change.
	805	* Old Roundcube versions were using folder names with removed namespace prefix.
	806	* Now we need to add the prefix on servers where personal namespace has prefix.
	807	*
	808	* @param rcube_user $user User object
	809	*/
	810	private function fix_namespace_settings($user)
	811	{
c321a9	812	$prefix = $this->storage->get_namespace('prefix');
d08333	813	$prefix_len = strlen($prefix);
A	814
	815	if (!$prefix_len)
	816	return;
	817
f53750	818	$prefs = $this->config->all();
A	819	if (!empty($prefs['namespace_fixed']))
d08333	820	return;
A	821
	822	// Build namespace prefix regexp
c321a9	823	$ns = $this->storage->get_namespace();
d08333	824	$regexp = array();
A	825
	826	foreach ($ns as $entry) {
	827	if (!empty($entry)) {
	828	foreach ($entry as $item) {
	829	if (strlen($item[0])) {
	830	$regexp[] = preg_quote($item[0], '/');
	831	}
	832	}
	833	}
	834	}
	835	$regexp = '/^('. implode('\|', $regexp).')/';
	836
	837	// Fix preferences
	838	$opts = array('drafts_mbox', 'junk_mbox', 'sent_mbox', 'trash_mbox', 'archive_mbox');
	839	foreach ($opts as $opt) {
	840	if ($value = $prefs[$opt]) {
	841	if ($value != 'INBOX' && !preg_match($regexp, $value)) {
	842	$prefs[$opt] = $prefix.$value;
	843	}
	844	}
	845	}
	846
c321a9	847	if (!empty($prefs['default_folders'])) {
T	848	foreach ($prefs['default_folders'] as $idx => $name) {
d08333	849	if ($name != 'INBOX' && !preg_match($regexp, $name)) {
c321a9	850	$prefs['default_folders'][$idx] = $prefix.$name;
d08333	851	}
A	852	}
	853	}
	854
	855	if (!empty($prefs['search_mods'])) {
	856	$folders = array();
	857	foreach ($prefs['search_mods'] as $idx => $value) {
	858	if ($idx != 'INBOX' && $idx != '*' && !preg_match($regexp, $idx)) {
	859	$idx = $prefix.$idx;
	860	}
	861	$folders[$idx] = $value;
	862	}
	863	$prefs['search_mods'] = $folders;
	864	}
	865
	866	if (!empty($prefs['message_threading'])) {
	867	$folders = array();
	868	foreach ($prefs['message_threading'] as $idx => $value) {
	869	if ($idx != 'INBOX' && !preg_match($regexp, $idx)) {
	870	$idx = $prefix.$idx;
	871	}
	872	$folders[$prefix.$idx] = $value;
	873	}
	874	$prefs['message_threading'] = $folders;
	875	}
	876
	877	if (!empty($prefs['collapsed_folders'])) {
	878	$folders = explode('&&', $prefs['collapsed_folders']);
	879	$count = count($folders);
	880	$folders_str = '';
	881
	882	if ($count) {
	883	$folders[0] = substr($folders[0], 1);
	884	$folders[$count-1] = substr($folders[$count-1], 0, -1);
	885	}
	886
	887	foreach ($folders as $value) {
	888	if ($value != 'INBOX' && !preg_match($regexp, $value)) {
	889	$value = $prefix.$value;
	890	}
	891	$folders_str .= '&'.$value.'&';
	892	}
	893	$prefs['collapsed_folders'] = $folders_str;
	894	}
	895
	896	$prefs['namespace_fixed'] = true;
	897
	898	// save updated preferences and reset imap settings (default folders)
	899	$user->save_prefs($prefs);
c321a9	900	$this->set_storage_prop();
d08333	901	}
A	902
0c2596	903
A	904	/**
	905	* Overwrite action variable
	906	*
	907	* @param string New action value
	908	*/
	909	public function overwrite_action($action)
	910	{
	911	$this->action = $action;
	912	$this->output->set_env('action', $action);
	913	}
	914
	915
	916	/**
	917	* Send the given message using the configured method.
	918	*
	919	* @param object $message Reference to Mail_MIME object
	920	* @param string $from Sender address string
	921	* @param array $mailto Array of recipient address strings
	922	* @param array $smtp_error SMTP error array (reference)
	923	* @param string $body_file Location of file with saved message body (reference),
	924	* used when delay_file_io is enabled
	925	* @param array $smtp_opts SMTP options (e.g. DSN request)
	926	*
	927	* @return boolean Send status.
	928	*/
	929	public function deliver_message(&$message, $from, $mailto, &$smtp_error, &$body_file = null, $smtp_opts = null)
	930	{
	931	$headers = $message->headers();
	932
	933	// send thru SMTP server using custom SMTP library
	934	if ($this->config->get('smtp_server')) {
	935	// generate list of recipients
	936	$a_recipients = array($mailto);
	937
	938	if (strlen($headers['Cc']))
	939	$a_recipients[] = $headers['Cc'];
	940	if (strlen($headers['Bcc']))
	941	$a_recipients[] = $headers['Bcc'];
	942
	943	// clean Bcc from header for recipients
	944	$send_headers = $headers;
	945	unset($send_headers['Bcc']);
	946	// here too, it because txtHeaders() below use $message->_headers not only $send_headers
	947	unset($message->_headers['Bcc']);
	948
	949	$smtp_headers = $message->txtHeaders($send_headers, true);
	950
	951	if ($message->getParam('delay_file_io')) {
	952	// use common temp dir
	953	$temp_dir = $this->config->get('temp_dir');
	954	$body_file = tempnam($temp_dir, 'rcmMsg');
	955	if (PEAR::isError($mime_result = $message->saveMessageBody($body_file))) {
	956	self::raise_error(array('code' => 650, 'type' => 'php',
	957	'file' => __FILE__, 'line' => __LINE__,
	958	'message' => "Could not create message: ".$mime_result->getMessage()),
	959	TRUE, FALSE);
	960	return false;
	961	}
	962	$msg_body = fopen($body_file, 'r');
	963	}
	964	else {
	965	$msg_body = $message->get();
	966	}
	967
	968	// send message
	969	if (!is_object($this->smtp)) {
	970	$this->smtp_init(true);
	971	}
	972
	973	$sent = $this->smtp->send_mail($from, $a_recipients, $smtp_headers, $msg_body, $smtp_opts);
	974	$smtp_response = $this->smtp->get_response();
	975	$smtp_error = $this->smtp->get_error();
	976
	977	// log error
	978	if (!$sent) {
	979	self::raise_error(array('code' => 800, 'type' => 'smtp',
	980	'line' => __LINE__, 'file' => __FILE__,
	981	'message' => "SMTP error: ".join("\n", $smtp_response)), TRUE, FALSE);
	982	}
	983	}
	984	// send mail using PHP's mail() function
	985	else {
	986	// unset some headers because they will be added by the mail() function
	987	$headers_enc = $message->headers($headers);
	988	$headers_php = $message->_headers;
	989	unset($headers_php['To'], $headers_php['Subject']);
	990
	991	// reset stored headers and overwrite
	992	$message->_headers = array();
	993	$header_str = $message->txtHeaders($headers_php);
	994
	995	// #1485779
	996	if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
	997	if (preg_match_all('/<([^@]+@[^>]+)>/', $headers_enc['To'], $m)) {
	998	$headers_enc['To'] = implode(', ', $m[1]);
	999	}
	1000	}
	1001
	1002	$msg_body = $message->get();
	1003
	1004	if (PEAR::isError($msg_body)) {
	1005	self::raise_error(array('code' => 650, 'type' => 'php',
	1006	'file' => __FILE__, 'line' => __LINE__,
	1007	'message' => "Could not create message: ".$msg_body->getMessage()),
	1008	TRUE, FALSE);
	1009	}
	1010	else {
	1011	$delim = $this->config->header_delimiter();
	1012	$to = $headers_enc['To'];
	1013	$subject = $headers_enc['Subject'];
	1014	$header_str = rtrim($header_str);
	1015
	1016	if ($delim != "\r\n") {
	1017	$header_str = str_replace("\r\n", $delim, $header_str);
	1018	$msg_body = str_replace("\r\n", $delim, $msg_body);
	1019	$to = str_replace("\r\n", $delim, $to);
	1020	$subject = str_replace("\r\n", $delim, $subject);
	1021	}
	1022
	1023	if (ini_get('safe_mode'))
	1024	$sent = mail($to, $subject, $msg_body, $header_str);
	1025	else
	1026	$sent = mail($to, $subject, $msg_body, $header_str, "-f$from");
	1027	}
	1028	}
	1029
	1030	if ($sent) {
	1031	$this->plugins->exec_hook('message_sent', array('headers' => $headers, 'body' => $msg_body));
	1032
	1033	// remove MDN headers after sending
	1034	unset($headers['Return-Receipt-To'], $headers['Disposition-Notification-To']);
	1035
	1036	// get all recipients
	1037	if ($headers['Cc'])
	1038	$mailto .= $headers['Cc'];
	1039	if ($headers['Bcc'])
	1040	$mailto .= $headers['Bcc'];
	1041	if (preg_match_all('/<([^@]+@[^>]+)>/', $mailto, $m))
	1042	$mailto = implode(', ', array_unique($m[1]));
	1043
	1044	if ($this->config->get('smtp_log')) {
	1045	self::write_log('sendmail', sprintf("User %s [%s]; Message for %s; %s",
	1046	$this->user->get_username(),
	1047	$_SERVER['REMOTE_ADDR'],
	1048	$mailto,
	1049	!empty($smtp_response) ? join('; ', $smtp_response) : ''));
	1050	}
	1051	}
	1052
	1053	if (is_resource($msg_body)) {
	1054	fclose($msg_body);
	1055	}
	1056
	1057	$message->_headers = array();
	1058	$message->headers($headers);
	1059
	1060	return $sent;
	1061	}
	1062
	1063
	1064	/**
	1065	* Unique Message-ID generator.
	1066	*
	1067	* @return string Message-ID
	1068	*/
	1069	public function gen_message_id()
	1070	{
	1071	$local_part = md5(uniqid('rcmail'.mt_rand(),true));
	1072	$domain_part = $this->user->get_username('domain');
	1073
	1074	// Try to find FQDN, some spamfilters doesn't like 'localhost' (#1486924)
	1075	if (!preg_match('/\.[a-z]+$/i', $domain_part)) {
	1076	foreach (array($_SERVER['HTTP_HOST'], $_SERVER['SERVER_NAME']) as $host) {
	1077	$host = preg_replace('/:[0-9]+$/', '', $host);
	1078	if ($host && preg_match('/\.[a-z]+$/i', $host)) {
	1079	$domain_part = $host;
	1080	}
	1081	}
	1082	}
	1083
	1084	return sprintf('<%s@%s>', $local_part, $domain_part);
	1085	}
	1086
	1087
	1088	/**
	1089	* Returns RFC2822 formatted current date in user's timezone
	1090	*
	1091	* @return string Date
	1092	*/
	1093	public function user_date()
	1094	{
	1095	// get user's timezone
	1096	try {
	1097	$tz = new DateTimeZone($this->config->get('timezone'));
	1098	$date = new DateTime('now', $tz);
	1099	}
	1100	catch (Exception $e) {
	1101	$date = new DateTime();
	1102	}
	1103
	1104	return $date->format('r');
	1105	}
	1106
	1107
	1108	/**
	1109	* Write login data (name, ID, IP address) to the 'userlogins' log file.
	1110	*/
	1111	public function log_login()
	1112	{
	1113	if (!$this->config->get('log_logins')) {
	1114	return;
	1115	}
	1116
	1117	$user_name = $this->get_user_name();
	1118	$user_id = $this->get_user_id();
	1119
	1120	if (!$user_id) {
	1121	return;
	1122	}
	1123
	1124	self::write_log('userlogins',
	1125	sprintf('Successful login for %s (ID: %d) from %s in session %s',
1aceb9	1126	$user_name, $user_id, rcube_utils::remote_ip(), session_id()));
0c2596	1127	}
A	1128
1aceb9	1129
A	1130	/**
	1131	* Create a HTML table based on the given data
	1132	*
	1133	* @param array Named table attributes
	1134	* @param mixed Table row data. Either a two-dimensional array or a valid SQL result set
	1135	* @param array List of cols to show
	1136	* @param string Name of the identifier col
	1137	*
	1138	* @return string HTML table code
	1139	*/
	1140	public function table_output($attrib, $table_data, $a_show_cols, $id_col)
	1141	{
	1142	$table = new html_table(/array('cols' => count($a_show_cols))/);
	1143
	1144	// add table header
	1145	if (!$attrib['noheader']) {
	1146	foreach ($a_show_cols as $col) {
	1147	$table->add_header($col, $this->Q($this->gettext($col)));
	1148	}
	1149	}
	1150
	1151	if (!is_array($table_data)) {
	1152	$db = $this->get_dbh();
	1153	while ($table_data && ($sql_arr = $db->fetch_assoc($table_data))) {
	1154	$table->add_row(array('id' => 'rcmrow' . rcube_utils::html_identifier($sql_arr[$id_col])));
	1155
	1156	// format each col
	1157	foreach ($a_show_cols as $col) {
	1158	$table->add($col, $this->Q($sql_arr[$col]));
	1159	}
	1160	}
	1161	}
	1162	else {
	1163	foreach ($table_data as $row_data) {
	1164	$class = !empty($row_data['class']) ? $row_data['class'] : '';
	1165	$rowid = 'rcmrow' . rcube_utils::html_identifier($row_data[$id_col]);
	1166
	1167	$table->add_row(array('id' => $rowid, 'class' => $class));
	1168
	1169	// format each col
	1170	foreach ($a_show_cols as $col) {
	1171	$table->add($col, $this->Q(is_array($row_data[$col]) ? $row_data[$col][0] : $row_data[$col]));
	1172	}
	1173	}
	1174	}
	1175
	1176	return $table->show($attrib);
	1177	}
	1178
	1179
	1180	/**
	1181	* Convert the given date to a human readable form
	1182	* This uses the date formatting properties from config
	1183	*
	1184	* @param mixed Date representation (string, timestamp or DateTime object)
	1185	* @param string Date format to use
	1186	* @param bool Enables date convertion according to user timezone
	1187	*
	1188	* @return string Formatted date string
	1189	*/
	1190	public function format_date($date, $format = null, $convert = true)
	1191	{
	1192	if (is_object($date) && is_a($date, 'DateTime')) {
	1193	$timestamp = $date->format('U');
	1194	}
	1195	else {
	1196	if (!empty($date)) {
	1197	$timestamp = rcube_strtotime($date);
	1198	}
	1199
	1200	if (empty($timestamp)) {
	1201	return '';
	1202	}
	1203
	1204	try {
	1205	$date = new DateTime("@".$timestamp);
	1206	}
	1207	catch (Exception $e) {
	1208	return '';
	1209	}
	1210	}
	1211
	1212	if ($convert) {
	1213	try {
	1214	// convert to the right timezone
	1215	$stz = date_default_timezone_get();
	1216	$tz = new DateTimeZone($this->config->get('timezone'));
	1217	$date->setTimezone($tz);
	1218	date_default_timezone_set($tz->getName());
	1219
	1220	$timestamp = $date->format('U');
	1221	}
	1222	catch (Exception $e) {
	1223	}
	1224	}
	1225
	1226	// define date format depending on current time
	1227	if (!$format) {
	1228	$now = time();
	1229	$now_date = getdate($now);
	1230	$today_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday'], $now_date['year']);
	1231	$week_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday']-6, $now_date['year']);
	1232	$pretty_date = $this->config->get('prettydate');
	1233
	1234	if ($pretty_date && $timestamp > $today_limit && $timestamp < $now) {
	1235	$format = $this->config->get('date_today', $this->config->get('time_format', 'H:i'));
	1236	$today = true;
	1237	}
	1238	else if ($pretty_date && $timestamp > $week_limit && $timestamp < $now) {
	1239	$format = $this->config->get('date_short', 'D H:i');
	1240	}
	1241	else {
	1242	$format = $this->config->get('date_long', 'Y-m-d H:i');
	1243	}
	1244	}
	1245
	1246	// strftime() format
	1247	if (preg_match('/%[a-z]+/i', $format)) {
	1248	$format = strftime($format, $timestamp);
	1249	if ($stz) {
	1250	date_default_timezone_set($stz);
	1251	}
	1252	return $today ? ($this->gettext('today') . ' ' . $format) : $format;
	1253	}
	1254
	1255	// parse format string manually in order to provide localized weekday and month names
	1256	// an alternative would be to convert the date() format string to fit with strftime()
	1257	$out = '';
	1258	for ($i=0; $i<strlen($format); $i++) {
	1259	if ($format[$i] == "\\") { // skip escape chars
	1260	continue;
	1261	}
	1262
	1263	// write char "as-is"
	1264	if ($format[$i] == ' ' \|\| $format[$i-1] == "\\") {
	1265	$out .= $format[$i];
	1266	}
	1267	// weekday (short)
	1268	else if ($format[$i] == 'D') {
	1269	$out .= $this->gettext(strtolower(date('D', $timestamp)));
	1270	}
	1271	// weekday long
	1272	else if ($format[$i] == 'l') {
	1273	$out .= $this->gettext(strtolower(date('l', $timestamp)));
	1274	}
	1275	// month name (short)
	1276	else if ($format[$i] == 'M') {
	1277	$out .= $this->gettext(strtolower(date('M', $timestamp)));
	1278	}
	1279	// month name (long)
	1280	else if ($format[$i] == 'F') {
	1281	$out .= $this->gettext('long'.strtolower(date('M', $timestamp)));
	1282	}
	1283	else if ($format[$i] == 'x') {
	1284	$out .= strftime('%x %X', $timestamp);
	1285	}
	1286	else {
	1287	$out .= date($format[$i], $timestamp);
	1288	}
	1289	}
	1290
	1291	if ($today) {
	1292	$label = $this->gettext('today');
	1293	// replcae $ character with "Today" label (#1486120)
	1294	if (strpos($out, '$') !== false) {
	1295	$out = preg_replace('/\$/', $label, $out, 1);
	1296	}
	1297	else {
	1298	$out = $label . ' ' . $out;
	1299	}
	1300	}
	1301
	1302	if ($stz) {
	1303	date_default_timezone_set($stz);
	1304	}
	1305
	1306	return $out;
	1307	}
	1308
	1309
	1310	/**
	1311	* Return folders list in HTML
	1312	*
	1313	* @param array $attrib Named parameters
	1314	*
	1315	* @return string HTML code for the gui object
	1316	*/
	1317	public function folder_list($attrib)
	1318	{
	1319	static $a_mailboxes;
	1320
	1321	$attrib += array('maxlength' => 100, 'realnames' => false, 'unreadwrap' => ' (%s)');
	1322
	1323	$rcmail = rcmail::get_instance();
	1324	$storage = $rcmail->get_storage();
	1325
	1326	// add some labels to client
	1327	$rcmail->output->add_label('purgefolderconfirm', 'deletemessagesconfirm');
	1328
	1329	$type = $attrib['type'] ? $attrib['type'] : 'ul';
	1330	unset($attrib['type']);
	1331
	1332	if ($type == 'ul' && !$attrib['id']) {
	1333	$attrib['id'] = 'rcmboxlist';
	1334	}
	1335
	1336	if (empty($attrib['folder_name'])) {
	1337	$attrib['folder_name'] = '*';
	1338	}
	1339
	1340	// get current folder
	1341	$mbox_name = $storage->get_folder();
	1342
	1343	// build the folders tree
	1344	if (empty($a_mailboxes)) {
	1345	// get mailbox list
	1346	$a_folders = $storage->list_folders_subscribed(
	1347	'', $attrib['folder_name'], $attrib['folder_filter']);
	1348	$delimiter = $storage->get_hierarchy_delimiter();
	1349	$a_mailboxes = array();
	1350
	1351	foreach ($a_folders as $folder) {
	1352	$rcmail->build_folder_tree($a_mailboxes, $folder, $delimiter);
	1353	}
	1354	}
	1355
	1356	// allow plugins to alter the folder tree or to localize folder names
	1357	$hook = $rcmail->plugins->exec_hook('render_mailboxlist', array(
	1358	'list' => $a_mailboxes,
	1359	'delimiter' => $delimiter,
	1360	'type' => $type,
	1361	'attribs' => $attrib,
	1362	));
	1363
	1364	$a_mailboxes = $hook['list'];
	1365	$attrib = $hook['attribs'];
	1366
	1367	if ($type == 'select') {
0a1dd5	1368	$attrib['is_escaped'] = true;
1aceb9	1369	$select = new html_select($attrib);
A	1370
	1371	// add no-selection option
	1372	if ($attrib['noselection']) {
0a1dd5	1373	$select->add(html::quote($rcmail->gettext($attrib['noselection'])), '');
1aceb9	1374	}
A	1375
	1376	$rcmail->render_folder_tree_select($a_mailboxes, $mbox_name, $attrib['maxlength'], $select, $attrib['realnames']);
	1377	$out = $select->show($attrib['default']);
	1378	}
	1379	else {
	1380	$js_mailboxlist = array();
	1381	$out = html::tag('ul', $attrib, $rcmail->render_folder_tree_html($a_mailboxes, $mbox_name, $js_mailboxlist, $attrib), html::$common_attrib);
	1382
	1383	$rcmail->output->add_gui_object('mailboxlist', $attrib['id']);
	1384	$rcmail->output->set_env('mailboxes', $js_mailboxlist);
	1385	$rcmail->output->set_env('unreadwrap', $attrib['unreadwrap']);
	1386	$rcmail->output->set_env('collapsed_folders', (string)$rcmail->config->get('collapsed_folders'));
	1387	}
	1388
	1389	return $out;
	1390	}
	1391
	1392
	1393	/**
	1394	* Return folders list as html_select object
	1395	*
	1396	* @param array $p Named parameters
	1397	*
	1398	* @return html_select HTML drop-down object
	1399	*/
	1400	public function folder_selector($p = array())
	1401	{
0a1dd5	1402	$p += array('maxlength' => 100, 'realnames' => false, 'is_escaped' => true);
1aceb9	1403	$a_mailboxes = array();
A	1404	$storage = $this->get_storage();
	1405
	1406	if (empty($p['folder_name'])) {
	1407	$p['folder_name'] = '*';
	1408	}
	1409
	1410	if ($p['unsubscribed']) {
	1411	$list = $storage->list_folders('', $p['folder_name'], $p['folder_filter'], $p['folder_rights']);
	1412	}
	1413	else {
	1414	$list = $storage->list_folders_subscribed('', $p['folder_name'], $p['folder_filter'], $p['folder_rights']);
	1415	}
	1416
	1417	$delimiter = $storage->get_hierarchy_delimiter();
	1418
	1419	foreach ($list as $folder) {
	1420	if (empty($p['exceptions']) \|\| !in_array($folder, $p['exceptions'])) {
	1421	$this->build_folder_tree($a_mailboxes, $folder, $delimiter);
	1422	}
	1423	}
	1424
	1425	$select = new html_select($p);
	1426
	1427	if ($p['noselection']) {
0a1dd5	1428	$select->add(html::quote($p['noselection']), '');
1aceb9	1429	}
A	1430
	1431	$this->render_folder_tree_select($a_mailboxes, $mbox, $p['maxlength'], $select, $p['realnames'], 0, $p);
	1432
	1433	return $select;
	1434	}
	1435
	1436
	1437	/**
	1438	* Create a hierarchical array of the mailbox list
	1439	*/
	1440	public function build_folder_tree(&$arrFolders, $folder, $delm = '/', $path = '')
	1441	{
	1442	// Handle namespace prefix
	1443	$prefix = '';
	1444	if (!$path) {
	1445	$n_folder = $folder;
	1446	$folder = $this->storage->mod_folder($folder);
	1447
	1448	if ($n_folder != $folder) {
	1449	$prefix = substr($n_folder, 0, -strlen($folder));
	1450	}
	1451	}
	1452
	1453	$pos = strpos($folder, $delm);
	1454
	1455	if ($pos !== false) {
	1456	$subFolders = substr($folder, $pos+1);
	1457	$currentFolder = substr($folder, 0, $pos);
	1458
	1459	// sometimes folder has a delimiter as the last character
	1460	if (!strlen($subFolders)) {
	1461	$virtual = false;
	1462	}
	1463	else if (!isset($arrFolders[$currentFolder])) {
	1464	$virtual = true;
	1465	}
	1466	else {
	1467	$virtual = $arrFolders[$currentFolder]['virtual'];
	1468	}
	1469	}
	1470	else {
	1471	$subFolders = false;
	1472	$currentFolder = $folder;
	1473	$virtual = false;
	1474	}
	1475
	1476	$path .= $prefix . $currentFolder;
	1477
	1478	if (!isset($arrFolders[$currentFolder])) {
	1479	$arrFolders[$currentFolder] = array(
	1480	'id' => $path,
	1481	'name' => rcube_charset::convert($currentFolder, 'UTF7-IMAP'),
	1482	'virtual' => $virtual,
	1483	'folders' => array());
	1484	}
	1485	else {
	1486	$arrFolders[$currentFolder]['virtual'] = $virtual;
	1487	}
	1488
	1489	if (strlen($subFolders)) {
	1490	$this->build_folder_tree($arrFolders[$currentFolder]['folders'], $subFolders, $delm, $path.$delm);
	1491	}
	1492	}
	1493
	1494
	1495	/**
	1496	* Return html for a structured list <ul> for the mailbox tree
	1497	*/
	1498	public function render_folder_tree_html(&$arrFolders, &$mbox_name, &$jslist, $attrib, $nestLevel = 0)
	1499	{
	1500	$maxlength = intval($attrib['maxlength']);
	1501	$realnames = (bool)$attrib['realnames'];
	1502	$msgcounts = $this->storage->get_cache('messagecount');
	1503	$collapsed = $this->config->get('collapsed_folders');
	1504
	1505	$out = '';
	1506	foreach ($arrFolders as $key => $folder) {
	1507	$title = null;
	1508	$folder_class = $this->folder_classname($folder['id']);
	1509	$is_collapsed = strpos($collapsed, '&'.rawurlencode($folder['id']).'&') !== false;
	1510	$unread = $msgcounts ? intval($msgcounts[$folder['id']]['UNSEEN']) : 0;
	1511
	1512	if ($folder_class && !$realnames) {
	1513	$foldername = $this->gettext($folder_class);
	1514	}
	1515	else {
	1516	$foldername = $folder['name'];
	1517
	1518	// shorten the folder name to a given length
	1519	if ($maxlength && $maxlength > 1) {
	1520	$fname = abbreviate_string($foldername, $maxlength);
	1521	if ($fname != $foldername) {
	1522	$title = $foldername;
	1523	}
	1524	$foldername = $fname;
	1525	}
	1526	}
	1527
	1528	// make folder name safe for ids and class names
	1529	$folder_id = rcube_utils::html_identifier($folder['id'], true);
	1530	$classes = array('mailbox');
	1531
	1532	// set special class for Sent, Drafts, Trash and Junk
	1533	if ($folder_class) {
	1534	$classes[] = $folder_class;
	1535	}
	1536
	1537	if ($folder['id'] == $mbox_name) {
	1538	$classes[] = 'selected';
	1539	}
	1540
	1541	if ($folder['virtual']) {
	1542	$classes[] = 'virtual';
	1543	}
	1544	else if ($unread) {
	1545	$classes[] = 'unread';
	1546	}
	1547
	1548	$js_name = $this->JQ($folder['id']);
	1549	$html_name = $this->Q($foldername) . ($unread ? html::span('unreadcount', sprintf($attrib['unreadwrap'], $unread)) : '');
	1550	$link_attrib = $folder['virtual'] ? array() : array(
	1551	'href' => $this->url(array('_mbox' => $folder['id'])),
	1552	'onclick' => sprintf("return %s.command('list','%s',this)", rcmail::JS_OBJECT_NAME, $js_name),
	1553	'rel' => $folder['id'],
	1554	'title' => $title,
	1555	);
	1556
	1557	$out .= html::tag('li', array(
	1558	'id' => "rcmli".$folder_id,
	1559	'class' => join(' ', $classes),
	1560	'noclose' => true),
	1561	html::a($link_attrib, $html_name) .
	1562	(!empty($folder['folders']) ? html::div(array(
	1563	'class' => ($is_collapsed ? 'collapsed' : 'expanded'),
	1564	'style' => "position:absolute",
	1565	'onclick' => sprintf("%s.command('collapse-folder', '%s')", rcmail::JS_OBJECT_NAME, $js_name)
	1566	), ' ') : ''));
	1567
	1568	$jslist[$folder_id] = array(
	1569	'id' => $folder['id'],
	1570	'name' => $foldername,
	1571	'virtual' => $folder['virtual']
	1572	);
	1573
	1574	if (!empty($folder['folders'])) {
	1575	$out .= html::tag('ul', array('style' => ($is_collapsed ? "display:none;" : null)),
	1576	$this->render_folder_tree_html($folder['folders'], $mbox_name, $jslist, $attrib, $nestLevel+1));
	1577	}
	1578
	1579	$out .= "</li>\n";
	1580	}
	1581
	1582	return $out;
	1583	}
	1584
	1585
	1586	/**
	1587	* Return html for a flat list <select> for the mailbox tree
	1588	*/
	1589	public function render_folder_tree_select(&$arrFolders, &$mbox_name, $maxlength, &$select, $realnames = false, $nestLevel = 0, $opts = array())
	1590	{
	1591	$out = '';
	1592
	1593	foreach ($arrFolders as $key => $folder) {
	1594	// skip exceptions (and its subfolders)
	1595	if (!empty($opts['exceptions']) && in_array($folder['id'], $opts['exceptions'])) {
	1596	continue;
	1597	}
	1598
	1599	// skip folders in which it isn't possible to create subfolders
	1600	if (!empty($opts['skip_noinferiors'])) {
	1601	$attrs = $this->storage->folder_attributes($folder['id']);
	1602	if ($attrs && in_array('\\Noinferiors', $attrs)) {
	1603	continue;
	1604	}
	1605	}
	1606
	1607	if (!$realnames && ($folder_class = $this->folder_classname($folder['id']))) {
	1608	$foldername = $this->gettext($folder_class);
	1609	}
	1610	else {
	1611	$foldername = $folder['name'];
	1612
	1613	// shorten the folder name to a given length
	1614	if ($maxlength && $maxlength > 1) {
	1615	$foldername = abbreviate_string($foldername, $maxlength);
	1616	}
e7ca04	1617	}
1aceb9	1618
0a1dd5	1619	$select->add(str_repeat(' ', $nestLevel*4) . html::quote($foldername), $folder['id']);
1aceb9	1620
e7ca04	1621	if (!empty($folder['folders'])) {
A	1622	$out .= $this->render_folder_tree_select($folder['folders'], $mbox_name, $maxlength,
	1623	$select, $realnames, $nestLevel+1, $opts);
1aceb9	1624	}
A	1625	}
	1626
	1627	return $out;
	1628	}
	1629
	1630
	1631	/**
	1632	* Return internal name for the given folder if it matches the configured special folders
	1633	*/
	1634	public function folder_classname($folder_id)
	1635	{
	1636	if ($folder_id == 'INBOX') {
	1637	return 'inbox';
	1638	}
	1639
	1640	// for these mailboxes we have localized labels and css classes
	1641	foreach (array('sent', 'drafts', 'trash', 'junk') as $smbx)
	1642	{
	1643	if ($folder_id === $this->config->get($smbx.'_mbox')) {
	1644	return $smbx;
	1645	}
	1646	}
	1647	}
	1648
	1649
	1650	/**
	1651	* Try to localize the given IMAP folder name.
	1652	* UTF-7 decode it in case no localized text was found
	1653	*
	1654	* @param string $name Folder name
	1655	*
	1656	* @return string Localized folder name in UTF-8 encoding
	1657	*/
	1658	public function localize_foldername($name)
	1659	{
	1660	if ($folder_class = $this->folder_classname($name)) {
	1661	return $this->gettext($folder_class);
	1662	}
	1663	else {
	1664	return rcube_charset::convert($name, 'UTF7-IMAP');
	1665	}
	1666	}
	1667
	1668
	1669	public function localize_folderpath($path)
	1670	{
	1671	$protect_folders = $this->config->get('protect_default_folders');
	1672	$default_folders = (array) $this->config->get('default_folders');
	1673	$delimiter = $this->storage->get_hierarchy_delimiter();
	1674	$path = explode($delimiter, $path);
	1675	$result = array();
	1676
	1677	foreach ($path as $idx => $dir) {
	1678	$directory = implode($delimiter, array_slice($path, 0, $idx+1));
	1679	if ($protect_folders && in_array($directory, $default_folders)) {
	1680	unset($result);
	1681	$result[] = $this->localize_foldername($directory);
	1682	}
	1683	else {
	1684	$result[] = rcube_charset::convert($dir, 'UTF7-IMAP');
	1685	}
	1686	}
	1687
	1688	return implode($delimiter, $result);
	1689	}
	1690
	1691
	1692	public static function quota_display($attrib)
	1693	{
	1694	$rcmail = rcmail::get_instance();
	1695
	1696	if (!$attrib['id']) {
	1697	$attrib['id'] = 'rcmquotadisplay';
	1698	}
	1699
	1700	$_SESSION['quota_display'] = !empty($attrib['display']) ? $attrib['display'] : 'text';
	1701
	1702	$rcmail->output->add_gui_object('quotadisplay', $attrib['id']);
	1703
	1704	$quota = $rcmail->quota_content($attrib);
	1705
	1706	$rcmail->output->add_script('rcmail.set_quota('.rcube_output::json_serialize($quota).');', 'docready');
	1707
	1708	return html::span($attrib, '');
	1709	}
	1710
	1711
	1712	public function quota_content($attrib = null)
	1713	{
	1714	$quota = $this->storage->get_quota();
	1715	$quota = $this->plugins->exec_hook('quota', $quota);
	1716
	1717	$quota_result = (array) $quota;
	1718	$quota_result['type'] = isset($_SESSION['quota_display']) ? $_SESSION['quota_display'] : '';
	1719
	1720	if (!$quota['total'] && $this->config->get('quota_zero_as_unlimited')) {
	1721	$quota_result['title'] = $this->gettext('unlimited');
	1722	$quota_result['percent'] = 0;
	1723	}
	1724	else if ($quota['total']) {
	1725	if (!isset($quota['percent'])) {
	1726	$quota_result['percent'] = min(100, round(($quota['used']/max(1,$quota['total']))*100));
	1727	}
	1728
	1729	$title = sprintf('%s / %s (%.0f%%)',
	1730	$this->show_bytes($quota['used'] * 1024), $this->show_bytes($quota['total'] * 1024),
	1731	$quota_result['percent']);
	1732
	1733	$quota_result['title'] = $title;
	1734
	1735	if ($attrib['width']) {
	1736	$quota_result['width'] = $attrib['width'];
	1737	}
	1738	if ($attrib['height']) {
	1739	$quota_result['height'] = $attrib['height'];
	1740	}
	1741	}
	1742	else {
	1743	$quota_result['title'] = $this->gettext('unknown');
	1744	$quota_result['percent'] = 0;
	1745	}
	1746
	1747	return $quota_result;
	1748	}
	1749
	1750
	1751	/**
	1752	* Outputs error message according to server error/response codes
	1753	*
	1754	* @param string $fallback Fallback message label
	1755	* @param array $fallback_args Fallback message label arguments
	1756	*/
	1757	public function display_server_error($fallback = null, $fallback_args = null)
	1758	{
	1759	$err_code = $this->storage->get_error_code();
	1760	$res_code = $this->storage->get_response_code();
	1761
	1762	if ($err_code < 0) {
	1763	$this->output->show_message('storageerror', 'error');
	1764	}
	1765	else if ($res_code == rcube_storage::NOPERM) {
	1766	$this->output->show_message('errornoperm', 'error');
	1767	}
	1768	else if ($res_code == rcube_storage::READONLY) {
	1769	$this->output->show_message('errorreadonly', 'error');
	1770	}
	1771	else if ($err_code && ($err_str = $this->storage->get_error_str())) {
	1772	// try to detect access rights problem and display appropriate message
	1773	if (stripos($err_str, 'Permission denied') !== false) {
	1774	$this->output->show_message('errornoperm', 'error');
	1775	}
	1776	else {
	1777	$this->output->show_message('servererrormsg', 'error', array('msg' => $err_str));
	1778	}
	1779	}
	1780	else if ($fallback) {
	1781	$this->output->show_message($fallback, 'error', $fallback_args);
	1782	}
	1783	}
	1784
	1785
	1786	/**
	1787	* Output HTML editor scripts
	1788	*
	1789	* @param string $mode Editor mode
	1790	*/
	1791	public function html_editor($mode = '')
	1792	{
	1793	$hook = $this->plugins->exec_hook('html_editor', array('mode' => $mode));
	1794
	1795	if ($hook['abort']) {
	1796	return;
	1797	}
	1798
	1799	$lang = strtolower($_SESSION['language']);
	1800
	1801	// TinyMCE uses two-letter lang codes, with exception of Chinese
	1802	if (strpos($lang, 'zh_') === 0) {
	1803	$lang = str_replace('_', '-', $lang);
	1804	}
	1805	else {
	1806	$lang = substr($lang, 0, 2);
	1807	}
	1808
	1809	if (!file_exists(INSTALL_PATH . 'program/js/tiny_mce/langs/'.$lang.'.js')) {
	1810	$lang = 'en';
	1811	}
	1812
	1813	$script = json_encode(array(
	1814	'mode' => $mode,
	1815	'lang' => $lang,
	1816	'skin_path' => $this->output->get_skin_path(),
	1817	'spellcheck' => intval($this->config->get('enable_spellcheck')),
	1818	'spelldict' => intval($this->config->get('spellcheck_dictionary'))
	1819	));
	1820
	1821	$this->output->include_script('tiny_mce/tiny_mce.js');
	1822	$this->output->include_script('editor.js');
	1823	$this->output->add_script("rcmail_editor_init($script)", 'docready');
	1824	}
	1825
	1826
	1827	/**
	1828	* Replaces TinyMCE's emoticon images with plain-text representation
	1829	*
	1830	* @param string $html HTML content
	1831	*
	1832	* @return string HTML content
	1833	*/
	1834	public static function replace_emoticons($html)
	1835	{
	1836	$emoticons = array(
	1837	'8-)' => 'smiley-cool',
	1838	':-#' => 'smiley-foot-in-mouth',
	1839	':-*' => 'smiley-kiss',
	1840	':-X' => 'smiley-sealed',
	1841	':-P' => 'smiley-tongue-out',
	1842	':-@' => 'smiley-yell',
	1843	":'(" => 'smiley-cry',
	1844	':-(' => 'smiley-frown',
	1845	':-D' => 'smiley-laughing',
	1846	':-)' => 'smiley-smile',
	1847	':-S' => 'smiley-undecided',
	1848	':-$' => 'smiley-embarassed',
	1849	'O:-)' => 'smiley-innocent',
	1850	':-\|' => 'smiley-money-mouth',
	1851	':-O' => 'smiley-surprised',
	1852	';-)' => 'smiley-wink',
	1853	);
	1854
	1855	foreach ($emoticons as $idx => $file) {
	1856	// <img title="Cry" src="http://.../program/js/tiny_mce/plugins/emotions/img/smiley-cry.gif" border="0" alt="Cry" />
	1857	$search[] = '/<img title="[a-z ]+" src="https?:\/\/[a-z0-9_.\/-]+\/tiny_mce\/plugins\/emotions\/img\/'.$file.'.gif"[^>]+\/>/i';
	1858	$replace[] = $idx;
	1859	}
	1860
	1861	return preg_replace($search, $replace, $html);
	1862	}
	1863
	1864
	1865	/**
	1866	* File upload progress handler.
	1867	*/
	1868	public function upload_progress()
	1869	{
	1870	$prefix = ini_get('apc.rfc1867_prefix');
	1871	$params = array(
	1872	'action' => $this->action,
	1873	'name' => rcube_utils::get_input_value('_progress', rcube_utils::INPUT_GET),
	1874	);
	1875
	1876	if (function_exists('apc_fetch')) {
	1877	$status = apc_fetch($prefix . $params['name']);
	1878
	1879	if (!empty($status)) {
	1880	$status['percent'] = round($status['current']/$status['total']*100);
	1881	$params = array_merge($status, $params);
	1882	}
	1883	}
	1884
	1885	if (isset($params['percent']))
	1886	$params['text'] = $this->gettext(array('name' => 'uploadprogress', 'vars' => array(
	1887	'percent' => $params['percent'] . '%',
	1888	'current' => $this->show_bytes($params['current']),
	1889	'total' => $this->show_bytes($params['total'])
	1890	)));
	1891
	1892	$this->output->command('upload_progress_update', $params);
	1893	$this->output->send();
	1894	}
	1895
	1896
	1897	/**
	1898	* Initializes file uploading interface.
	1899	*/
	1900	public function upload_init()
	1901	{
	1902	// Enable upload progress bar
	1903	if (($seconds = $this->config->get('upload_progress')) && ini_get('apc.rfc1867')) {
	1904	if ($field_name = ini_get('apc.rfc1867_name')) {
	1905	$this->output->set_env('upload_progress_name', $field_name);
	1906	$this->output->set_env('upload_progress_time', (int) $seconds);
	1907	}
	1908	}
	1909
	1910	// find max filesize value
	1911	$max_filesize = parse_bytes(ini_get('upload_max_filesize'));
	1912	$max_postsize = parse_bytes(ini_get('post_max_size'));
	1913	if ($max_postsize && $max_postsize < $max_filesize) {
	1914	$max_filesize = $max_postsize;
	1915	}
	1916
	1917	$this->output->set_env('max_filesize', $max_filesize);
	1918	$max_filesize = self::show_bytes($max_filesize);
	1919	$this->output->set_env('filesizeerror', $this->gettext(array(
	1920	'name' => 'filesizeerror', 'vars' => array('size' => $max_filesize))));
	1921
	1922	return $max_filesize;
	1923	}
	1924
	1925
	1926	/**
	1927	* Initializes client-side autocompletion.
	1928	*/
	1929	public function autocomplete_init()
	1930	{
	1931	static $init;
	1932
	1933	if ($init) {
	1934	return;
	1935	}
	1936
	1937	$init = 1;
	1938
	1939	if (($threads = (int)$this->config->get('autocomplete_threads')) > 0) {
	1940	$book_types = (array) $this->config->get('autocomplete_addressbooks', 'sql');
	1941	if (count($book_types) > 1) {
	1942	$this->output->set_env('autocomplete_threads', $threads);
	1943	$this->output->set_env('autocomplete_sources', $book_types);
	1944	}
	1945	}
	1946
	1947	$this->output->set_env('autocomplete_max', (int)$this->config->get('autocomplete_max', 15));
	1948	$this->output->set_env('autocomplete_min_length', $this->config->get('autocomplete_min_length'));
	1949	$this->output->add_label('autocompletechars', 'autocompletemore');
	1950	}
	1951
	1952
	1953	/**
	1954	* Returns supported font-family specifications
	1955	*
	1956	* @param string $font Font name
	1957	*
	1958	* @param string\|array Font-family specification array or string (if $font is used)
	1959	*/
	1960	public static function font_defs($font = null)
	1961	{
	1962	$fonts = array(
	1963	'Andale Mono' => '"Andale Mono",Times,monospace',
	1964	'Arial' => 'Arial,Helvetica,sans-serif',
	1965	'Arial Black' => '"Arial Black","Avant Garde",sans-serif',
	1966	'Book Antiqua' => '"Book Antiqua",Palatino,serif',
	1967	'Courier New' => '"Courier New",Courier,monospace',
	1968	'Georgia' => 'Georgia,Palatino,serif',
	1969	'Helvetica' => 'Helvetica,Arial,sans-serif',
	1970	'Impact' => 'Impact,Chicago,sans-serif',
	1971	'Tahoma' => 'Tahoma,Arial,Helvetica,sans-serif',
	1972	'Terminal' => 'Terminal,Monaco,monospace',
	1973	'Times New Roman' => '"Times New Roman",Times,serif',
	1974	'Trebuchet MS' => '"Trebuchet MS",Geneva,sans-serif',
	1975	'Verdana' => 'Verdana,Geneva,sans-serif',
	1976	);
	1977
	1978	if ($font) {
	1979	return $fonts[$font];
	1980	}
	1981
	1982	return $fonts;
	1983	}
	1984
	1985
	1986	/**
	1987	* Create a human readable string for a number of bytes
	1988	*
	1989	* @param int Number of bytes
	1990	*
	1991	* @return string Byte string
	1992	*/
	1993	public function show_bytes($bytes)
	1994	{
	1995	if ($bytes >= 1073741824) {
	1996	$gb = $bytes/1073741824;
	1997	$str = sprintf($gb>=10 ? "%d " : "%.1f ", $gb) . $this->gettext('GB');
	1998	}
	1999	else if ($bytes >= 1048576) {
	2000	$mb = $bytes/1048576;
	2001	$str = sprintf($mb>=10 ? "%d " : "%.1f ", $mb) . $this->gettext('MB');
	2002	}
	2003	else if ($bytes >= 1024) {
	2004	$str = sprintf("%d ", round($bytes/1024)) . $this->gettext('KB');
	2005	}
	2006	else {
	2007	$str = sprintf('%d ', $bytes) . $this->gettext('B');
	2008	}
	2009
	2010	return $str;
	2011	}
	2012
	2013
	2014	/**
	2015	* Quote a given string.
	2016	* Shortcut function for rcube_utils::rep_specialchars_output()
	2017	*
	2018	* @return string HTML-quoted string
	2019	*/
	2020	public static function Q($str, $mode = 'strict', $newlines = true)
	2021	{
	2022	return rcube_utils::rep_specialchars_output($str, 'html', $mode, $newlines);
	2023	}
	2024
	2025
	2026	/**
	2027	* Quote a given string for javascript output.
	2028	* Shortcut function for rcube_utils::rep_specialchars_output()
	2029	*
	2030	* @return string JS-quoted string
	2031	*/
	2032	public static function JQ($str)
	2033	{
	2034	return rcube_utils::rep_specialchars_output($str, 'js');
	2035	}
	2036
	2037
8749e9	2038	/**
AM	2039	* Returns real size (calculated) of the message part
	2040	*
	2041	* @param rcube_message_part Message part
	2042	*
	2043	* @return string Part size (and unit)
	2044	*/
	2045	public function message_part_size($part)
	2046	{
	2047	if (isset($part->d_parameters['size'])) {
	2048	$size = $this->show_bytes((int)$part->d_parameters['size']);
	2049	}
	2050	else {
	2051	$size = $part->size;
	2052	if ($part->encoding == 'base64') {
	2053	$size = $size / 1.33;
	2054	}
	2055
	2056	$size = '~' . $this->show_bytes($size);
	2057	}
	2058
	2059	return $size;
	2060	}
	2061
	2062
1aceb9	2063	/************************************************************************
A	2064	******* Deprecated methods (to be removed) *******
	2065	***********************************************************************/
	2066
	2067	public static function setcookie($name, $value, $exp = 0)
	2068	{
	2069	rcube_utils::setcookie($name, $value, $exp);
	2070	}
38a08c	2071
AM	2072	public function imap_connect()
	2073	{
	2074	return $this->storage_connect();
	2075	}
5a575b	2076
b97f21	2077	public function imap_init()
TB	2078	{
	2079	return $this->storage_init();
	2080	}
	2081
5a575b	2082	/**
AM	2083	* Connect to the mail storage server with stored session data
	2084	*
	2085	* @return bool True on success, False on error
	2086	*/
	2087	public function storage_connect()
	2088	{
	2089	$storage = $this->get_storage();
	2090
	2091	if ($_SESSION['storage_host'] && !$storage->is_connected()) {
	2092	$host = $_SESSION['storage_host'];
	2093	$user = $_SESSION['username'];
	2094	$port = $_SESSION['storage_port'];
	2095	$ssl = $_SESSION['storage_ssl'];
	2096	$pass = $this->decrypt($_SESSION['password']);
	2097
	2098	if (!$storage->connect($host, $user, $pass, $port, $ssl)) {
	2099	if (is_object($this->output)) {
	2100	$error = $storage->get_error_code() == -1 ? 'storageerror' : 'sessionerror';
	2101	$this->output->show_message($error, 'error');
	2102	}
	2103	}
	2104	else {
	2105	$this->set_storage_prop();
	2106	return $storage->is_connected();
	2107	}
	2108	}
	2109
	2110	return false;
	2111	}
197601	2112	}