githubFork/roundcubemail.git

Aleksander Machniak

2012-08-27 6075f084ecbff71490fc5594f2d9470d87938317

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
553225	160	$lang = $this->language_prop($this->config->get('language', $_SESSION['language']));
AM	161	$_SESSION['language'] = $this->user->language = $lang;
531abb	162
197601	163	// set localization
553225	164	setlocale(LC_ALL, $lang . '.utf8', $lang . '.UTF-8', 'en_US.utf8', 'en_US.UTF-8');
14de18	165
b62a0d	166	// workaround for http://bugs.php.net/bug.php?id=18556
553225	167	if (in_array($lang, array('tr_TR', 'ku', 'az_AZ'))) {
AM	168	setlocale(LC_CTYPE, 'en_US.utf8', 'en_US.UTF-8');
	169	}
197601	170	}
b62a0d	171
A	172
197601	173	/**
ade8e1	174	* Return instance of the internal address book class
T	175	*
840b4d	176	* @param string Address book identifier (-1 for default addressbook)
ade8e1	177	* @param boolean True if the address book needs to be writeable
7f7ed2	178	*
5c461b	179	* @return rcube_contacts Address book object
ade8e1	180	*/
T	181	public function get_address_book($id, $writeable = false)
	182	{
b896b1	183	$contacts = null;
ade8e1	184	$ldap_config = (array)$this->config->get('ldap_public');
cc97ea	185
f03d89	186	// 'sql' is the alias for '0' used by autocomplete
A	187	if ($id == 'sql')
840b4d	188	$id = '0';
AM	189	else if ($id == -1) {
	190	$id = $this->config->get('default_addressbook');
	191	$default = true;
	192	}
f03d89	193
0501b6	194	// use existing instance
840b4d	195	if (isset($this->address_books[$id]) && ($this->address_books[$id] instanceof rcube_addressbook)) {
0501b6	196	$contacts = $this->address_books[$id];
T	197	}
cc97ea	198	else if ($id && $ldap_config[$id]) {
c321a9	199	$contacts = new rcube_ldap($ldap_config[$id], $this->config->get('ldap_debug'), $this->config->mail_domain($_SESSION['storage_host']));
cc97ea	200	}
T	201	else if ($id === '0') {
0c2596	202	$contacts = new rcube_contacts($this->db, $this->get_user_id());
ade8e1	203	}
b896b1	204	else {
A	205	$plugin = $this->plugins->exec_hook('addressbook_get', array('id' => $id, 'writeable' => $writeable));
	206
	207	// plugin returned instance of a rcube_addressbook
	208	if ($plugin['instance'] instanceof rcube_addressbook) {
	209	$contacts = $plugin['instance'];
	210	}
840b4d	211	}
AM	212
	213	// Get first addressbook from the list if configured default doesn't exist
	214	// This can happen when user deleted the addressbook (e.g. Kolab folder)
	215	if (!$contacts && (!$id \|\| $default)) {
	216	$source = reset($this->get_address_sources($writeable));
	217	if (!empty($source)) {
	218	$contacts = $this->get_address_book($source['id']);
	219	if ($contacts)
	220	$id = $source['id'];
ade8e1	221	}
5ed119	222	}
A	223
	224	if (!$contacts) {
0c2596	225	self::raise_error(array(
782d85	226	'code' => 700, 'type' => 'php',
5ed119	227	'file' => __FILE__, 'line' => __LINE__,
A	228	'message' => "Addressbook source ($id) not found!"),
	229	true, true);
ade8e1	230	}
457373	231
840b4d	232	if ($writeable && $contacts->readonly) {
AM	233	return null;
	234	}
	235
438753	236	// set configured sort order
T	237	if ($sort_col = $this->config->get('addressbook_sort_col'))
	238	$contacts->set_sort_order($sort_col);
	239
457373	240	// add to the 'books' array for shutdown function
14b342	241	$this->address_books[$id] = $contacts;
b62a0d	242
ade8e1	243	return $contacts;
T	244	}
3704b7	245
A	246
	247	/**
	248	* Return address books list
	249	*
	250	* @param boolean True if the address book needs to be writeable
5c9d1f	251	*
3704b7	252	* @return array Address books array
A	253	*/
	254	public function get_address_sources($writeable = false)
	255	{
	256	$abook_type = strtolower($this->config->get('address_book_type'));
7fdb9d	257	$ldap_config = $this->config->get('ldap_public');
A	258	$autocomplete = (array) $this->config->get('autocomplete_addressbooks');
3704b7	259	$list = array();
A	260
	261	// We are using the DB address book
	262	if ($abook_type != 'ldap') {
0501b6	263	if (!isset($this->address_books['0']))
0c2596	264	$this->address_books['0'] = new rcube_contacts($this->db, $this->get_user_id());
3704b7	265	$list['0'] = array(
5c9d1f	266	'id' => '0',
0c2596	267	'name' => $this->gettext('personaladrbook'),
5c9d1f	268	'groups' => $this->address_books['0']->groups,
8c263e	269	'readonly' => $this->address_books['0']->readonly,
d06e57	270	'autocomplete' => in_array('sql', $autocomplete),
T	271	'undelete' => $this->address_books['0']->undelete && $this->config->get('undo_timeout'),
3704b7	272	);
A	273	}
	274
7fdb9d	275	if ($ldap_config) {
A	276	$ldap_config = (array) $ldap_config;
08b7b6	277	foreach ($ldap_config as $id => $prop) {
A	278	// handle misconfiguration
	279	if (empty($prop) \|\| !is_array($prop)) {
	280	continue;
	281	}
3704b7	282	$list[$id] = array(
5c9d1f	283	'id' => $id,
A	284	'name' => $prop['name'],
	285	'groups' => is_array($prop['groups']),
a61bbb	286	'readonly' => !$prop['writable'],
5c9d1f	287	'hidden' => $prop['hidden'],
A	288	'autocomplete' => in_array($id, $autocomplete)
3704b7	289	);
08b7b6	290	}
3704b7	291	}
A	292
e6ce00	293	$plugin = $this->plugins->exec_hook('addressbooks_list', array('sources' => $list));
3704b7	294	$list = $plugin['sources'];
A	295
0501b6	296	foreach ($list as $idx => $item) {
T	297	// register source for shutdown function
	298	if (!is_object($this->address_books[$item['id']]))
	299	$this->address_books[$item['id']] = $item;
	300	// remove from list if not writeable as requested
	301	if ($writeable && $item['readonly'])
c0297f	302	unset($list[$idx]);
3704b7	303	}
8c263e	304
3704b7	305	return $list;
A	306	}
b62a0d	307
A	308
ade8e1	309	/**
197601	310	* Init output object for GUI and add common scripts.
6075f0	311	* This will instantiate a rcube_output_html object and set
197601	312	* environment vars according to the current session and configuration
0ece58	313	*
T	314	* @param boolean True if this request is loaded in a (i)frame
0c2596	315	* @return rcube_output_html Reference to HTML output object
197601	316	*/
T	317	public function load_gui($framed = false)
	318	{
	319	// init output page
0c2596	320	if (!($this->output instanceof rcube_output_html))
A	321	$this->output = new rcube_output_html($this->task, $framed);
197601	322
95d90f	323	// set keep-alive/check-recent interval
bf67d6	324	if ($this->session && ($keep_alive = $this->session->get_keep_alive())) {
929a50	325	$this->output->set_env('keep_alive', $keep_alive);
95d90f	326	}
197601	327
T	328	if ($framed) {
	329	$this->comm_path .= '&_framed=1';
	330	$this->output->set_env('framed', true);
	331	}
	332
	333	$this->output->set_env('task', $this->task);
	334	$this->output->set_env('action', $this->action);
	335	$this->output->set_env('comm_path', $this->comm_path);
79c45f	336	$this->output->set_charset(RCMAIL_CHARSET);
197601	337
7f5a84	338	// add some basic labels to client
110360	339	$this->output->add_label('loading', 'servererror', 'requesttimedout');
b62a0d	340
197601	341	return $this->output;
T	342	}
b62a0d	343
A	344
197601	345	/**
T	346	* Create an output object for JSON responses
0ece58	347	*
0c2596	348	* @return rcube_output_json Reference to JSON output object
197601	349	*/
929a50	350	public function json_init()
197601	351	{
0c2596	352	if (!($this->output instanceof rcube_output_json))
A	353	$this->output = new rcube_output_json($this->task);
b62a0d	354
197601	355	return $this->output;
929a50	356	}
A	357
	358
	359	/**
	360	* Create session object and start the session.
	361	*/
	362	public function session_init()
	363	{
963a10	364	parent::session_init();
929a50	365
A	366	// set initial session vars
cf2da2	367	if (!$_SESSION['user_id'])
929a50	368	$_SESSION['temp'] = true;
40d246	369
T	370	// restore skin selection after logout
	371	if ($_SESSION['temp'] && !empty($_SESSION['skin']))
	372	$this->config->set('skin', $_SESSION['skin']);
197601	373	}
T	374
	375
	376	/**
c321a9	377	* Perfom login to the mail server and to the webmail service.
197601	378	* This will also create a new user entry if auto_create_user is configured.
T	379	*
c321a9	380	* @param string Mail storage (IMAP) user name
T	381	* @param string Mail storage (IMAP) password
	382	* @param string Mail storage (IMAP) host
7c8fd8	383	* @param bool Enables cookie check
fdff34	384	*
197601	385	* @return boolean True on success, False on failure
T	386	*/
7c8fd8	387	function login($username, $pass, $host = null, $cookiecheck = false)
197601	388	{
7c8fd8	389	$this->login_error = null;
AM	390
fdff34	391	if (empty($username)) {
7c8fd8	392	return false;
AM	393	}
	394
	395	if ($cookiecheck && empty($_COOKIE)) {
	396	$this->login_error = self::ERROR_COOKIES_DISABLED;
fdff34	397	return false;
A	398	}
	399
197601	400	$config = $this->config->all();
T	401
	402	if (!$host)
	403	$host = $config['default_host'];
	404
	405	// Validate that selected host is in the list of configured hosts
	406	if (is_array($config['default_host'])) {
	407	$allowed = false;
	408	foreach ($config['default_host'] as $key => $host_allowed) {
	409	if (!is_numeric($key))
	410	$host_allowed = $key;
	411	if ($host == $host_allowed) {
	412	$allowed = true;
	413	break;
	414	}
	415	}
7c8fd8	416	if (!$allowed) {
AM	417	$host = null;
197601	418	}
7c8fd8	419	}
AM	420	else if (!empty($config['default_host']) && $host != rcube_utils::parse_host($config['default_host'])) {
	421	$host = null;
	422	}
	423
	424	if (!$host) {
	425	$this->login_error = self::ERROR_INVALID_HOST;
197601	426	return false;
7c8fd8	427	}
197601	428
T	429	// parse $host URL
	430	$a_host = parse_url($host);
	431	if ($a_host['host']) {
	432	$host = $a_host['host'];
c321a9	433	$ssl = (isset($a_host['scheme']) && in_array($a_host['scheme'], array('ssl','imaps','tls'))) ? $a_host['scheme'] : null;
e99991	434	if (!empty($a_host['port']))
c321a9	435	$port = $a_host['port'];
T	436	else if ($ssl && $ssl != 'tls' && (!$config['default_port'] \|\| $config['default_port'] == 143))
	437	$port = 993;
197601	438	}
b62a0d	439
c321a9	440	if (!$port) {
T	441	$port = $config['default_port'];
	442	}
197601	443
b62a0d	444	/* Modify username with domain if required
197601	445	Inspired by Marco <P0L0_notspam_binware.org>
T	446	*/
	447	// Check if we need to add domain
c16fab	448	if (!empty($config['username_domain']) && strpos($username, '@') === false) {
197601	449	if (is_array($config['username_domain']) && isset($config['username_domain'][$host]))
1aceb9	450	$username .= '@'.rcube_utils::parse_host($config['username_domain'][$host], $host);
197601	451	else if (is_string($config['username_domain']))
1aceb9	452	$username .= '@'.rcube_utils::parse_host($config['username_domain'], $host);
197601	453	}
T	454
c321a9	455	// Convert username to lowercase. If storage backend
e17553	456	// is case-insensitive we need to store always the same username (#1487113)
A	457	if ($config['login_lc']) {
c72325	458	if ($config['login_lc'] == 2 \|\| $config['login_lc'] === true) {
AM	459	$username = mb_strtolower($username);
	460	}
	461	else if (strpos($username, '@')) {
	462	// lowercase domain name
	463	list($local, $domain) = explode('@', $username);
	464	$username = $local . '@' . mb_strtolower($domain);
	465	}
e17553	466	}
A	467
942069	468	// try to resolve email address from virtuser table
e17553	469	if (strpos($username, '@') && ($virtuser = rcube_user::email2user($username))) {
A	470	$username = $virtuser;
	471	}
197601	472
f1adbf	473	// Here we need IDNA ASCII
A	474	// Only rcube_contacts class is using domain names in Unicode
c72325	475	$host = rcube_utils::idn_to_ascii($host);
AM	476	$username = rcube_utils::idn_to_ascii($username);
f1adbf	477
197601	478	// user already registered -> overwrite username
c72325	479	if ($user = rcube_user::query($username, $host)) {
197601	480	$username = $user->data['username'];
c72325	481	}
197601	482
1aceb9	483	$storage = $this->get_storage();
48bc52	484
c321a9	485	// try to log in
1aceb9	486	if (!($login = $storage->connect($host, $username, $pass, $port, $ssl))) {
f1adbf	487	// try with lowercase
6d94ab	488	$username_lc = mb_strtolower($username);
e17553	489	if ($username_lc != $username) {
A	490	// try to find user record again -> overwrite username
	491	if (!$user && ($user = rcube_user::query($username_lc, $host)))
	492	$username_lc = $user->data['username'];
	493
1aceb9	494	if ($login = $storage->connect($host, $username_lc, $pass, $port, $ssl))
e17553	495	$username = $username_lc;
A	496	}
6d94ab	497	}
T	498
c321a9	499	// exit if login failed
T	500	if (!$login) {
197601	501	return false;
c321a9	502	}
197601	503
T	504	// user already registered -> update user's record
	505	if (is_object($user)) {
d08333	506	// update last login timestamp
197601	507	$user->touch();
T	508	}
	509	// create new system user
	510	else if ($config['auto_create_user']) {
	511	if ($created = rcube_user::create($username, $host)) {
	512	$user = $created;
	513	}
f879f4	514	else {
0c2596	515	self::raise_error(array(
782d85	516	'code' => 620, 'type' => 'php',
6d94ab	517	'file' => __FILE__, 'line' => __LINE__,
f879f4	518	'message' => "Failed to create a user record. Maybe aborted by a plugin?"
10eedb	519	), true, false);
f879f4	520	}
197601	521	}
T	522	else {
0c2596	523	self::raise_error(array(
782d85	524	'code' => 621, 'type' => 'php',
10eedb	525	'file' => __FILE__, 'line' => __LINE__,
782d85	526	'message' => "Access denied for new user $username. 'auto_create_user' is disabled"
197601	527	), true, false);
T	528	}
	529
	530	// login succeeded
	531	if (is_object($user) && $user->ID) {
f53750	532	// Configure environment
197601	533	$this->set_user($user);
c321a9	534	$this->set_storage_prop();
88ca38	535	$this->session_configure();
f53750	536
A	537	// fix some old settings according to namespace prefix
	538	$this->fix_namespace_settings($user);
	539
	540	// create default folders on first login
	541	if ($config['create_default_folders'] && (!empty($created) \|\| empty($user->data['last_login']))) {
1aceb9	542	$storage->create_default_folders();
f53750	543	}
197601	544
T	545	// set session vars
c321a9	546	$_SESSION['user_id'] = $user->ID;
T	547	$_SESSION['username'] = $user->data['username'];
	548	$_SESSION['storage_host'] = $host;
	549	$_SESSION['storage_port'] = $port;
	550	$_SESSION['storage_ssl'] = $ssl;
	551	$_SESSION['password'] = $this->encrypt($pass);
6a8b4c	552	$_SESSION['login_time'] = time();
f53750	553
b62a0d	554	if (isset($_REQUEST['_timezone']) && $_REQUEST['_timezone'] != '_default_')
c8ae24	555	$_SESSION['timezone'] = floatval($_REQUEST['_timezone']);
65082b	556	if (isset($_REQUEST['_dstactive']) && $_REQUEST['_dstactive'] != '_default_')
T	557	$_SESSION['dst_active'] = intval($_REQUEST['_dstactive']);
197601	558
T	559	// force reloading complete list of subscribed mailboxes
1aceb9	560	$storage->clear_cache('mailboxes', true);
197601	561
T	562	return true;
	563	}
	564
	565	return false;
	566	}
	567
	568
7c8fd8	569	/**
AM	570	* Returns error code of last login operation
	571	*
	572	* @return int Error code
	573	*/
	574	public function login_error()
	575	{
	576	if ($this->login_error) {
	577	return $this->login_error;
	578	}
	579
	580	if ($this->storage && $this->storage->get_error_code() < -1) {
	581	return self::ERROR_STORAGE;
	582	}
	583	}
	584
	585
197601	586	/**
1854c4	587	* Auto-select IMAP host based on the posted login information
T	588	*
	589	* @return string Selected IMAP host
	590	*/
	591	public function autoselect_host()
	592	{
	593	$default_host = $this->config->get('default_host');
257f88	594	$host = null;
b62a0d	595
257f88	596	if (is_array($default_host)) {
1aceb9	597	$post_host = rcube_utils::get_input_value('_host', rcube_utils::INPUT_POST);
45dd7c	598	$post_user = rcube_utils::get_input_value('_user', rcube_utils::INPUT_POST);
AM	599
	600	list($user, $domain) = explode('@', $post_user);
b62a0d	601
257f88	602	// direct match in default_host array
T	603	if ($default_host[$post_host] \|\| in_array($post_host, array_values($default_host))) {
	604	$host = $post_host;
	605	}
	606	// try to select host by mail domain
45dd7c	607	else if (!empty($domain)) {
c321a9	608	foreach ($default_host as $storage_host => $mail_domains) {
48f04d	609	if (is_array($mail_domains) && in_array_nocase($domain, $mail_domains)) {
c321a9	610	$host = $storage_host;
48f04d	611	break;
T	612	}
	613	else if (stripos($storage_host, $domain) !== false \|\| stripos(strval($mail_domains), $domain) !== false) {
	614	$host = is_numeric($storage_host) ? $mail_domains : $storage_host;
1854c4	615	break;
T	616	}
	617	}
	618	}
	619
48f04d	620	// take the first entry if $host is still not set
257f88	621	if (empty($host)) {
48f04d	622	list($key, $val) = each($default_host);
T	623	$host = is_numeric($key) ? $val : $key;
257f88	624	}
T	625	}
	626	else if (empty($default_host)) {
1aceb9	627	$host = rcube_utils::get_input_value('_host', rcube_utils::INPUT_POST);
1854c4	628	}
eec34e	629	else
1aceb9	630	$host = rcube_utils::parse_host($default_host);
1854c4	631
T	632	return $host;
	633	}
	634
	635
	636	/**
	637	* Destroy session data and remove cookie
	638	*/
	639	public function kill_session()
	640	{
e6ce00	641	$this->plugins->exec_hook('session_destroy');
b62a0d	642
cf2da2	643	$this->session->kill();
40d246	644	$_SESSION = array('language' => $this->user->language, 'temp' => true, 'skin' => $this->config->get('skin'));
1854c4	645	$this->user->reset();
T	646	}
	647
	648
	649	/**
	650	* Do server side actions on logout
	651	*/
	652	public function logout_actions()
	653	{
1aceb9	654	$config = $this->config->all();
A	655	$storage = $this->get_storage();
1854c4	656
T	657	if ($config['logout_purge'] && !empty($config['trash_mbox'])) {
1aceb9	658	$storage->clear_folder($config['trash_mbox']);
1854c4	659	}
T	660
	661	if ($config['logout_expunge']) {
1aceb9	662	$storage->expunge_folder('INBOX');
1854c4	663	}
40a186	664
A	665	// Try to save unsaved user preferences
	666	if (!empty($_SESSION['preferences'])) {
	667	$this->user->save_prefs(unserialize($_SESSION['preferences']));
	668	}
fec2d8	669	}
T	670
	671
	672	/**
57f0c8	673	* Generate a unique token to be used in a form request
T	674	*
	675	* @return string The request token
	676	*/
549933	677	public function get_request_token()
57f0c8	678	{
ec045b	679	$sess_id = $_COOKIE[ini_get('session.name')];
c9f2c4	680	if (!$sess_id) $sess_id = session_id();
1aceb9	681
A	682	$plugin = $this->plugins->exec_hook('request_token', array(
	683	'value' => md5('RT' . $this->get_user_id() . $this->config->get('des_key') . $sess_id)));
	684
ef27a6	685	return $plugin['value'];
57f0c8	686	}
b62a0d	687
A	688
57f0c8	689	/**
T	690	* Check if the current request contains a valid token
	691	*
549933	692	* @param int Request method
57f0c8	693	* @return boolean True if request token is valid false if not
T	694	*/
1aceb9	695	public function check_request($mode = rcube_utils::INPUT_POST)
57f0c8	696	{
1aceb9	697	$token = rcube_utils::get_input_value('_token', $mode);
ec045b	698	$sess_id = $_COOKIE[ini_get('session.name')];
T	699	return !empty($sess_id) && $token == $this->get_request_token();
57f0c8	700	}
b62a0d	701
A	702
57f0c8	703	/**
1854c4	704	* Create unique authorization hash
T	705	*
	706	* @param string Session ID
	707	* @param int Timestamp
	708	* @return string The generated auth hash
	709	*/
	710	private function get_auth_hash($sess_id, $ts)
	711	{
	712	$auth_string = sprintf('rcmailsess%sR%sChk:%s;%s',
	713	$sess_id,
	714	$ts,
	715	$this->config->get('ip_check') ? $_SERVER['REMOTE_ADDR'] : '*...*',
	716	$_SERVER['HTTP_USER_AGENT']);
	717
	718	if (function_exists('sha1'))
	719	return sha1($auth_string);
	720	else
	721	return md5($auth_string);
	722	}
	723
564741	724
A	725	/**
e019f2	726	* Build a valid URL to this instance of Roundcube
c719f3	727	*
T	728	* @param mixed Either a string with the action or url parameters as key-value pairs
1aceb9	729	*
c719f3	730	* @return string Valid application URL
T	731	*/
	732	public function url($p)
	733	{
88fb56	734	if (!is_array($p)) {
TB	735	if (strpos($p, 'http') === 0)
	736	return $p;
	737
fde466	738	$p = array('_action' => @func_get_arg(0));
88fb56	739	}
b62a0d	740
1c932d	741	$task = $p['_task'] ? $p['_task'] : ($p['task'] ? $p['task'] : $this->task);
cc97ea	742	$p['_task'] = $task;
1038a6	743	unset($p['task']);
A	744
cf1777	745	$url = './';
T	746	$delm = '?';
77406b	747	foreach (array_reverse($p) as $key => $val) {
a7321e	748	if ($val !== '' && $val !== null) {
cc97ea	749	$par = $key[0] == '_' ? $key : '_'.$key;
cf1777	750	$url .= $delm.urlencode($par).'='.urlencode($val);
T	751	$delm = '&';
	752	}
	753	}
c719f3	754	return $url;
T	755	}
cefd1d	756
T	757
	758	/**
0c2596	759	* Function to be executed in script shutdown
0501b6	760	*/
0c2596	761	public function shutdown()
0501b6	762	{
0c2596	763	parent::shutdown();
0501b6	764
0c2596	765	foreach ($this->address_books as $book) {
A	766	if (is_object($book) && is_a($book, 'rcube_addressbook'))
	767	$book->close();
0501b6	768	}
T	769
0c2596	770	// before closing the database connection, write session data
A	771	if ($_SERVER['REMOTE_ADDR'] && is_object($this->session)) {
	772	session_write_close();
	773	}
f53750	774
0c2596	775	// write performance stats to logs/console
A	776	if ($this->config->get('devel_mode')) {
	777	if (function_exists('memory_get_usage'))
1aceb9	778	$mem = $this->show_bytes(memory_get_usage());
0c2596	779	if (function_exists('memory_get_peak_usage'))
1aceb9	780	$mem .= '/'.$this->show_bytes(memory_get_peak_usage());
0c2596	781
A	782	$log = $this->task . ($this->action ? '/'.$this->action : '') . ($mem ? " [$mem]" : '');
	783	if (defined('RCMAIL_START'))
	784	self::print_timer(RCMAIL_START, $log);
	785	else
	786	self::console($log);
	787	}
cefd1d	788	}
68d2d5	789
A	790	/**
	791	* Registers action aliases for current task
	792	*
	793	* @param array $map Alias-to-filename hash array
	794	*/
	795	public function register_action_map($map)
	796	{
	797	if (is_array($map)) {
	798	foreach ($map as $idx => $val) {
	799	$this->action_map[$idx] = $val;
	800	}
	801	}
	802	}
f53750	803
68d2d5	804	/**
A	805	* Returns current action filename
	806	*
	807	* @param array $map Alias-to-filename hash array
	808	*/
	809	public function get_action_file()
	810	{
	811	if (!empty($this->action_map[$this->action])) {
	812	return $this->action_map[$this->action];
	813	}
	814
	815	return strtr($this->action, '-', '_') . '.inc';
	816	}
	817
d08333	818	/**
A	819	* Fixes some user preferences according to namespace handling change.
	820	* Old Roundcube versions were using folder names with removed namespace prefix.
	821	* Now we need to add the prefix on servers where personal namespace has prefix.
	822	*
	823	* @param rcube_user $user User object
	824	*/
	825	private function fix_namespace_settings($user)
	826	{
c321a9	827	$prefix = $this->storage->get_namespace('prefix');
d08333	828	$prefix_len = strlen($prefix);
A	829
	830	if (!$prefix_len)
	831	return;
	832
f53750	833	$prefs = $this->config->all();
A	834	if (!empty($prefs['namespace_fixed']))
d08333	835	return;
A	836
	837	// Build namespace prefix regexp
c321a9	838	$ns = $this->storage->get_namespace();
d08333	839	$regexp = array();
A	840
	841	foreach ($ns as $entry) {
	842	if (!empty($entry)) {
	843	foreach ($entry as $item) {
	844	if (strlen($item[0])) {
	845	$regexp[] = preg_quote($item[0], '/');
	846	}
	847	}
	848	}
	849	}
	850	$regexp = '/^('. implode('\|', $regexp).')/';
	851
	852	// Fix preferences
	853	$opts = array('drafts_mbox', 'junk_mbox', 'sent_mbox', 'trash_mbox', 'archive_mbox');
	854	foreach ($opts as $opt) {
	855	if ($value = $prefs[$opt]) {
	856	if ($value != 'INBOX' && !preg_match($regexp, $value)) {
	857	$prefs[$opt] = $prefix.$value;
	858	}
	859	}
	860	}
	861
c321a9	862	if (!empty($prefs['default_folders'])) {
T	863	foreach ($prefs['default_folders'] as $idx => $name) {
d08333	864	if ($name != 'INBOX' && !preg_match($regexp, $name)) {
c321a9	865	$prefs['default_folders'][$idx] = $prefix.$name;
d08333	866	}
A	867	}
	868	}
	869
	870	if (!empty($prefs['search_mods'])) {
	871	$folders = array();
	872	foreach ($prefs['search_mods'] as $idx => $value) {
	873	if ($idx != 'INBOX' && $idx != '*' && !preg_match($regexp, $idx)) {
	874	$idx = $prefix.$idx;
	875	}
	876	$folders[$idx] = $value;
	877	}
	878	$prefs['search_mods'] = $folders;
	879	}
	880
	881	if (!empty($prefs['message_threading'])) {
	882	$folders = array();
	883	foreach ($prefs['message_threading'] as $idx => $value) {
	884	if ($idx != 'INBOX' && !preg_match($regexp, $idx)) {
	885	$idx = $prefix.$idx;
	886	}
	887	$folders[$prefix.$idx] = $value;
	888	}
	889	$prefs['message_threading'] = $folders;
	890	}
	891
	892	if (!empty($prefs['collapsed_folders'])) {
	893	$folders = explode('&&', $prefs['collapsed_folders']);
	894	$count = count($folders);
	895	$folders_str = '';
	896
	897	if ($count) {
	898	$folders[0] = substr($folders[0], 1);
	899	$folders[$count-1] = substr($folders[$count-1], 0, -1);
	900	}
	901
	902	foreach ($folders as $value) {
	903	if ($value != 'INBOX' && !preg_match($regexp, $value)) {
	904	$value = $prefix.$value;
	905	}
	906	$folders_str .= '&'.$value.'&';
	907	}
	908	$prefs['collapsed_folders'] = $folders_str;
	909	}
	910
	911	$prefs['namespace_fixed'] = true;
	912
	913	// save updated preferences and reset imap settings (default folders)
	914	$user->save_prefs($prefs);
c321a9	915	$this->set_storage_prop();
d08333	916	}
A	917
0c2596	918
A	919	/**
	920	* Overwrite action variable
	921	*
	922	* @param string New action value
	923	*/
	924	public function overwrite_action($action)
	925	{
	926	$this->action = $action;
	927	$this->output->set_env('action', $action);
	928	}
	929
	930
	931	/**
	932	* Send the given message using the configured method.
	933	*
	934	* @param object $message Reference to Mail_MIME object
	935	* @param string $from Sender address string
	936	* @param array $mailto Array of recipient address strings
	937	* @param array $smtp_error SMTP error array (reference)
	938	* @param string $body_file Location of file with saved message body (reference),
	939	* used when delay_file_io is enabled
	940	* @param array $smtp_opts SMTP options (e.g. DSN request)
	941	*
	942	* @return boolean Send status.
	943	*/
	944	public function deliver_message(&$message, $from, $mailto, &$smtp_error, &$body_file = null, $smtp_opts = null)
	945	{
	946	$headers = $message->headers();
	947
	948	// send thru SMTP server using custom SMTP library
	949	if ($this->config->get('smtp_server')) {
	950	// generate list of recipients
	951	$a_recipients = array($mailto);
	952
	953	if (strlen($headers['Cc']))
	954	$a_recipients[] = $headers['Cc'];
	955	if (strlen($headers['Bcc']))
	956	$a_recipients[] = $headers['Bcc'];
	957
	958	// clean Bcc from header for recipients
	959	$send_headers = $headers;
	960	unset($send_headers['Bcc']);
	961	// here too, it because txtHeaders() below use $message->_headers not only $send_headers
	962	unset($message->_headers['Bcc']);
	963
	964	$smtp_headers = $message->txtHeaders($send_headers, true);
	965
	966	if ($message->getParam('delay_file_io')) {
	967	// use common temp dir
	968	$temp_dir = $this->config->get('temp_dir');
	969	$body_file = tempnam($temp_dir, 'rcmMsg');
	970	if (PEAR::isError($mime_result = $message->saveMessageBody($body_file))) {
	971	self::raise_error(array('code' => 650, 'type' => 'php',
	972	'file' => __FILE__, 'line' => __LINE__,
	973	'message' => "Could not create message: ".$mime_result->getMessage()),
	974	TRUE, FALSE);
	975	return false;
	976	}
	977	$msg_body = fopen($body_file, 'r');
	978	}
	979	else {
	980	$msg_body = $message->get();
	981	}
	982
	983	// send message
	984	if (!is_object($this->smtp)) {
	985	$this->smtp_init(true);
	986	}
	987
	988	$sent = $this->smtp->send_mail($from, $a_recipients, $smtp_headers, $msg_body, $smtp_opts);
	989	$smtp_response = $this->smtp->get_response();
	990	$smtp_error = $this->smtp->get_error();
	991
	992	// log error
	993	if (!$sent) {
	994	self::raise_error(array('code' => 800, 'type' => 'smtp',
	995	'line' => __LINE__, 'file' => __FILE__,
	996	'message' => "SMTP error: ".join("\n", $smtp_response)), TRUE, FALSE);
	997	}
	998	}
	999	// send mail using PHP's mail() function
	1000	else {
	1001	// unset some headers because they will be added by the mail() function
	1002	$headers_enc = $message->headers($headers);
	1003	$headers_php = $message->_headers;
	1004	unset($headers_php['To'], $headers_php['Subject']);
	1005
	1006	// reset stored headers and overwrite
	1007	$message->_headers = array();
	1008	$header_str = $message->txtHeaders($headers_php);
	1009
	1010	// #1485779
	1011	if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
	1012	if (preg_match_all('/<([^@]+@[^>]+)>/', $headers_enc['To'], $m)) {
	1013	$headers_enc['To'] = implode(', ', $m[1]);
	1014	}
	1015	}
	1016
	1017	$msg_body = $message->get();
	1018
	1019	if (PEAR::isError($msg_body)) {
	1020	self::raise_error(array('code' => 650, 'type' => 'php',
	1021	'file' => __FILE__, 'line' => __LINE__,
	1022	'message' => "Could not create message: ".$msg_body->getMessage()),
	1023	TRUE, FALSE);
	1024	}
	1025	else {
	1026	$delim = $this->config->header_delimiter();
	1027	$to = $headers_enc['To'];
	1028	$subject = $headers_enc['Subject'];
	1029	$header_str = rtrim($header_str);
	1030
	1031	if ($delim != "\r\n") {
	1032	$header_str = str_replace("\r\n", $delim, $header_str);
	1033	$msg_body = str_replace("\r\n", $delim, $msg_body);
	1034	$to = str_replace("\r\n", $delim, $to);
	1035	$subject = str_replace("\r\n", $delim, $subject);
	1036	}
	1037
	1038	if (ini_get('safe_mode'))
	1039	$sent = mail($to, $subject, $msg_body, $header_str);
	1040	else
	1041	$sent = mail($to, $subject, $msg_body, $header_str, "-f$from");
	1042	}
	1043	}
	1044
	1045	if ($sent) {
	1046	$this->plugins->exec_hook('message_sent', array('headers' => $headers, 'body' => $msg_body));
	1047
	1048	// remove MDN headers after sending
	1049	unset($headers['Return-Receipt-To'], $headers['Disposition-Notification-To']);
	1050
	1051	// get all recipients
	1052	if ($headers['Cc'])
	1053	$mailto .= $headers['Cc'];
	1054	if ($headers['Bcc'])
	1055	$mailto .= $headers['Bcc'];
	1056	if (preg_match_all('/<([^@]+@[^>]+)>/', $mailto, $m))
	1057	$mailto = implode(', ', array_unique($m[1]));
	1058
	1059	if ($this->config->get('smtp_log')) {
	1060	self::write_log('sendmail', sprintf("User %s [%s]; Message for %s; %s",
	1061	$this->user->get_username(),
	1062	$_SERVER['REMOTE_ADDR'],
	1063	$mailto,
	1064	!empty($smtp_response) ? join('; ', $smtp_response) : ''));
	1065	}
	1066	}
	1067
	1068	if (is_resource($msg_body)) {
	1069	fclose($msg_body);
	1070	}
	1071
	1072	$message->_headers = array();
	1073	$message->headers($headers);
	1074
	1075	return $sent;
	1076	}
	1077
	1078
	1079	/**
	1080	* Unique Message-ID generator.
	1081	*
	1082	* @return string Message-ID
	1083	*/
	1084	public function gen_message_id()
	1085	{
	1086	$local_part = md5(uniqid('rcmail'.mt_rand(),true));
	1087	$domain_part = $this->user->get_username('domain');
	1088
	1089	// Try to find FQDN, some spamfilters doesn't like 'localhost' (#1486924)
	1090	if (!preg_match('/\.[a-z]+$/i', $domain_part)) {
	1091	foreach (array($_SERVER['HTTP_HOST'], $_SERVER['SERVER_NAME']) as $host) {
	1092	$host = preg_replace('/:[0-9]+$/', '', $host);
	1093	if ($host && preg_match('/\.[a-z]+$/i', $host)) {
	1094	$domain_part = $host;
	1095	}
	1096	}
	1097	}
	1098
	1099	return sprintf('<%s@%s>', $local_part, $domain_part);
	1100	}
	1101
	1102
	1103	/**
	1104	* Returns RFC2822 formatted current date in user's timezone
	1105	*
	1106	* @return string Date
	1107	*/
	1108	public function user_date()
	1109	{
	1110	// get user's timezone
	1111	try {
	1112	$tz = new DateTimeZone($this->config->get('timezone'));
	1113	$date = new DateTime('now', $tz);
	1114	}
	1115	catch (Exception $e) {
	1116	$date = new DateTime();
	1117	}
	1118
	1119	return $date->format('r');
	1120	}
	1121
	1122
	1123	/**
	1124	* Write login data (name, ID, IP address) to the 'userlogins' log file.
	1125	*/
	1126	public function log_login()
	1127	{
	1128	if (!$this->config->get('log_logins')) {
	1129	return;
	1130	}
	1131
	1132	$user_name = $this->get_user_name();
	1133	$user_id = $this->get_user_id();
	1134
	1135	if (!$user_id) {
	1136	return;
	1137	}
	1138
	1139	self::write_log('userlogins',
	1140	sprintf('Successful login for %s (ID: %d) from %s in session %s',
1aceb9	1141	$user_name, $user_id, rcube_utils::remote_ip(), session_id()));
0c2596	1142	}
A	1143
1aceb9	1144
A	1145	/**
	1146	* Create a HTML table based on the given data
	1147	*
	1148	* @param array Named table attributes
	1149	* @param mixed Table row data. Either a two-dimensional array or a valid SQL result set
	1150	* @param array List of cols to show
	1151	* @param string Name of the identifier col
	1152	*
	1153	* @return string HTML table code
	1154	*/
	1155	public function table_output($attrib, $table_data, $a_show_cols, $id_col)
	1156	{
	1157	$table = new html_table(/array('cols' => count($a_show_cols))/);
	1158
	1159	// add table header
	1160	if (!$attrib['noheader']) {
	1161	foreach ($a_show_cols as $col) {
	1162	$table->add_header($col, $this->Q($this->gettext($col)));
	1163	}
	1164	}
	1165
	1166	if (!is_array($table_data)) {
	1167	$db = $this->get_dbh();
	1168	while ($table_data && ($sql_arr = $db->fetch_assoc($table_data))) {
	1169	$table->add_row(array('id' => 'rcmrow' . rcube_utils::html_identifier($sql_arr[$id_col])));
	1170
	1171	// format each col
	1172	foreach ($a_show_cols as $col) {
	1173	$table->add($col, $this->Q($sql_arr[$col]));
	1174	}
	1175	}
	1176	}
	1177	else {
	1178	foreach ($table_data as $row_data) {
	1179	$class = !empty($row_data['class']) ? $row_data['class'] : '';
	1180	$rowid = 'rcmrow' . rcube_utils::html_identifier($row_data[$id_col]);
	1181
	1182	$table->add_row(array('id' => $rowid, 'class' => $class));
	1183
	1184	// format each col
	1185	foreach ($a_show_cols as $col) {
	1186	$table->add($col, $this->Q(is_array($row_data[$col]) ? $row_data[$col][0] : $row_data[$col]));
	1187	}
	1188	}
	1189	}
	1190
	1191	return $table->show($attrib);
	1192	}
	1193
	1194
	1195	/**
	1196	* Convert the given date to a human readable form
	1197	* This uses the date formatting properties from config
	1198	*
	1199	* @param mixed Date representation (string, timestamp or DateTime object)
	1200	* @param string Date format to use
	1201	* @param bool Enables date convertion according to user timezone
	1202	*
	1203	* @return string Formatted date string
	1204	*/
	1205	public function format_date($date, $format = null, $convert = true)
	1206	{
	1207	if (is_object($date) && is_a($date, 'DateTime')) {
	1208	$timestamp = $date->format('U');
	1209	}
	1210	else {
	1211	if (!empty($date)) {
6075f0	1212	$timestamp = rcube_utils::strtotime($date);
1aceb9	1213	}
A	1214
	1215	if (empty($timestamp)) {
	1216	return '';
	1217	}
	1218
	1219	try {
	1220	$date = new DateTime("@".$timestamp);
	1221	}
	1222	catch (Exception $e) {
	1223	return '';
	1224	}
	1225	}
	1226
	1227	if ($convert) {
	1228	try {
	1229	// convert to the right timezone
	1230	$stz = date_default_timezone_get();
	1231	$tz = new DateTimeZone($this->config->get('timezone'));
	1232	$date->setTimezone($tz);
	1233	date_default_timezone_set($tz->getName());
	1234
	1235	$timestamp = $date->format('U');
	1236	}
	1237	catch (Exception $e) {
	1238	}
	1239	}
	1240
	1241	// define date format depending on current time
	1242	if (!$format) {
	1243	$now = time();
	1244	$now_date = getdate($now);
	1245	$today_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday'], $now_date['year']);
	1246	$week_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday']-6, $now_date['year']);
	1247	$pretty_date = $this->config->get('prettydate');
	1248
	1249	if ($pretty_date && $timestamp > $today_limit && $timestamp < $now) {
	1250	$format = $this->config->get('date_today', $this->config->get('time_format', 'H:i'));
	1251	$today = true;
	1252	}
	1253	else if ($pretty_date && $timestamp > $week_limit && $timestamp < $now) {
	1254	$format = $this->config->get('date_short', 'D H:i');
	1255	}
	1256	else {
	1257	$format = $this->config->get('date_long', 'Y-m-d H:i');
	1258	}
	1259	}
	1260
	1261	// strftime() format
	1262	if (preg_match('/%[a-z]+/i', $format)) {
	1263	$format = strftime($format, $timestamp);
	1264	if ($stz) {
	1265	date_default_timezone_set($stz);
	1266	}
	1267	return $today ? ($this->gettext('today') . ' ' . $format) : $format;
	1268	}
	1269
	1270	// parse format string manually in order to provide localized weekday and month names
	1271	// an alternative would be to convert the date() format string to fit with strftime()
	1272	$out = '';
	1273	for ($i=0; $i<strlen($format); $i++) {
	1274	if ($format[$i] == "\\") { // skip escape chars
	1275	continue;
	1276	}
	1277
	1278	// write char "as-is"
	1279	if ($format[$i] == ' ' \|\| $format[$i-1] == "\\") {
	1280	$out .= $format[$i];
	1281	}
	1282	// weekday (short)
	1283	else if ($format[$i] == 'D') {
	1284	$out .= $this->gettext(strtolower(date('D', $timestamp)));
	1285	}
	1286	// weekday long
	1287	else if ($format[$i] == 'l') {
	1288	$out .= $this->gettext(strtolower(date('l', $timestamp)));
	1289	}
	1290	// month name (short)
	1291	else if ($format[$i] == 'M') {
	1292	$out .= $this->gettext(strtolower(date('M', $timestamp)));
	1293	}
	1294	// month name (long)
	1295	else if ($format[$i] == 'F') {
	1296	$out .= $this->gettext('long'.strtolower(date('M', $timestamp)));
	1297	}
	1298	else if ($format[$i] == 'x') {
	1299	$out .= strftime('%x %X', $timestamp);
	1300	}
	1301	else {
	1302	$out .= date($format[$i], $timestamp);
	1303	}
	1304	}
	1305
	1306	if ($today) {
	1307	$label = $this->gettext('today');
	1308	// replcae $ character with "Today" label (#1486120)
	1309	if (strpos($out, '$') !== false) {
	1310	$out = preg_replace('/\$/', $label, $out, 1);
	1311	}
	1312	else {
	1313	$out = $label . ' ' . $out;
	1314	}
	1315	}
	1316
	1317	if ($stz) {
	1318	date_default_timezone_set($stz);
	1319	}
	1320
	1321	return $out;
	1322	}
	1323
	1324
	1325	/**
	1326	* Return folders list in HTML
	1327	*
	1328	* @param array $attrib Named parameters
	1329	*
	1330	* @return string HTML code for the gui object
	1331	*/
	1332	public function folder_list($attrib)
	1333	{
	1334	static $a_mailboxes;
	1335
	1336	$attrib += array('maxlength' => 100, 'realnames' => false, 'unreadwrap' => ' (%s)');
	1337
	1338	$rcmail = rcmail::get_instance();
	1339	$storage = $rcmail->get_storage();
	1340
	1341	// add some labels to client
	1342	$rcmail->output->add_label('purgefolderconfirm', 'deletemessagesconfirm');
	1343
	1344	$type = $attrib['type'] ? $attrib['type'] : 'ul';
	1345	unset($attrib['type']);
	1346
	1347	if ($type == 'ul' && !$attrib['id']) {
	1348	$attrib['id'] = 'rcmboxlist';
	1349	}
	1350
	1351	if (empty($attrib['folder_name'])) {
	1352	$attrib['folder_name'] = '*';
	1353	}
	1354
	1355	// get current folder
	1356	$mbox_name = $storage->get_folder();
	1357
	1358	// build the folders tree
	1359	if (empty($a_mailboxes)) {
	1360	// get mailbox list
	1361	$a_folders = $storage->list_folders_subscribed(
	1362	'', $attrib['folder_name'], $attrib['folder_filter']);
	1363	$delimiter = $storage->get_hierarchy_delimiter();
	1364	$a_mailboxes = array();
	1365
	1366	foreach ($a_folders as $folder) {
	1367	$rcmail->build_folder_tree($a_mailboxes, $folder, $delimiter);
	1368	}
	1369	}
	1370
	1371	// allow plugins to alter the folder tree or to localize folder names
	1372	$hook = $rcmail->plugins->exec_hook('render_mailboxlist', array(
	1373	'list' => $a_mailboxes,
	1374	'delimiter' => $delimiter,
	1375	'type' => $type,
	1376	'attribs' => $attrib,
	1377	));
	1378
	1379	$a_mailboxes = $hook['list'];
	1380	$attrib = $hook['attribs'];
	1381
	1382	if ($type == 'select') {
0a1dd5	1383	$attrib['is_escaped'] = true;
1aceb9	1384	$select = new html_select($attrib);
A	1385
	1386	// add no-selection option
	1387	if ($attrib['noselection']) {
0a1dd5	1388	$select->add(html::quote($rcmail->gettext($attrib['noselection'])), '');
1aceb9	1389	}
A	1390
	1391	$rcmail->render_folder_tree_select($a_mailboxes, $mbox_name, $attrib['maxlength'], $select, $attrib['realnames']);
	1392	$out = $select->show($attrib['default']);
	1393	}
	1394	else {
	1395	$js_mailboxlist = array();
	1396	$out = html::tag('ul', $attrib, $rcmail->render_folder_tree_html($a_mailboxes, $mbox_name, $js_mailboxlist, $attrib), html::$common_attrib);
	1397
	1398	$rcmail->output->add_gui_object('mailboxlist', $attrib['id']);
	1399	$rcmail->output->set_env('mailboxes', $js_mailboxlist);
	1400	$rcmail->output->set_env('unreadwrap', $attrib['unreadwrap']);
	1401	$rcmail->output->set_env('collapsed_folders', (string)$rcmail->config->get('collapsed_folders'));
	1402	}
	1403
	1404	return $out;
	1405	}
	1406
	1407
	1408	/**
	1409	* Return folders list as html_select object
	1410	*
	1411	* @param array $p Named parameters
	1412	*
	1413	* @return html_select HTML drop-down object
	1414	*/
	1415	public function folder_selector($p = array())
	1416	{
0a1dd5	1417	$p += array('maxlength' => 100, 'realnames' => false, 'is_escaped' => true);
1aceb9	1418	$a_mailboxes = array();
A	1419	$storage = $this->get_storage();
	1420
	1421	if (empty($p['folder_name'])) {
	1422	$p['folder_name'] = '*';
	1423	}
	1424
	1425	if ($p['unsubscribed']) {
	1426	$list = $storage->list_folders('', $p['folder_name'], $p['folder_filter'], $p['folder_rights']);
	1427	}
	1428	else {
	1429	$list = $storage->list_folders_subscribed('', $p['folder_name'], $p['folder_filter'], $p['folder_rights']);
	1430	}
	1431
	1432	$delimiter = $storage->get_hierarchy_delimiter();
	1433
	1434	foreach ($list as $folder) {
	1435	if (empty($p['exceptions']) \|\| !in_array($folder, $p['exceptions'])) {
	1436	$this->build_folder_tree($a_mailboxes, $folder, $delimiter);
	1437	}
	1438	}
	1439
	1440	$select = new html_select($p);
	1441
	1442	if ($p['noselection']) {
0a1dd5	1443	$select->add(html::quote($p['noselection']), '');
1aceb9	1444	}
A	1445
	1446	$this->render_folder_tree_select($a_mailboxes, $mbox, $p['maxlength'], $select, $p['realnames'], 0, $p);
	1447
	1448	return $select;
	1449	}
	1450
	1451
	1452	/**
	1453	* Create a hierarchical array of the mailbox list
	1454	*/
	1455	public function build_folder_tree(&$arrFolders, $folder, $delm = '/', $path = '')
	1456	{
	1457	// Handle namespace prefix
	1458	$prefix = '';
	1459	if (!$path) {
	1460	$n_folder = $folder;
	1461	$folder = $this->storage->mod_folder($folder);
	1462
	1463	if ($n_folder != $folder) {
	1464	$prefix = substr($n_folder, 0, -strlen($folder));
	1465	}
	1466	}
	1467
	1468	$pos = strpos($folder, $delm);
	1469
	1470	if ($pos !== false) {
	1471	$subFolders = substr($folder, $pos+1);
	1472	$currentFolder = substr($folder, 0, $pos);
	1473
	1474	// sometimes folder has a delimiter as the last character
	1475	if (!strlen($subFolders)) {
	1476	$virtual = false;
	1477	}
	1478	else if (!isset($arrFolders[$currentFolder])) {
	1479	$virtual = true;
	1480	}
	1481	else {
	1482	$virtual = $arrFolders[$currentFolder]['virtual'];
	1483	}
	1484	}
	1485	else {
	1486	$subFolders = false;
	1487	$currentFolder = $folder;
	1488	$virtual = false;
	1489	}
	1490
	1491	$path .= $prefix . $currentFolder;
	1492
	1493	if (!isset($arrFolders[$currentFolder])) {
	1494	$arrFolders[$currentFolder] = array(
	1495	'id' => $path,
	1496	'name' => rcube_charset::convert($currentFolder, 'UTF7-IMAP'),
	1497	'virtual' => $virtual,
	1498	'folders' => array());
	1499	}
	1500	else {
	1501	$arrFolders[$currentFolder]['virtual'] = $virtual;
	1502	}
	1503
	1504	if (strlen($subFolders)) {
	1505	$this->build_folder_tree($arrFolders[$currentFolder]['folders'], $subFolders, $delm, $path.$delm);
	1506	}
	1507	}
	1508
	1509
	1510	/**
	1511	* Return html for a structured list <ul> for the mailbox tree
	1512	*/
	1513	public function render_folder_tree_html(&$arrFolders, &$mbox_name, &$jslist, $attrib, $nestLevel = 0)
	1514	{
	1515	$maxlength = intval($attrib['maxlength']);
	1516	$realnames = (bool)$attrib['realnames'];
	1517	$msgcounts = $this->storage->get_cache('messagecount');
	1518	$collapsed = $this->config->get('collapsed_folders');
	1519
	1520	$out = '';
	1521	foreach ($arrFolders as $key => $folder) {
	1522	$title = null;
	1523	$folder_class = $this->folder_classname($folder['id']);
	1524	$is_collapsed = strpos($collapsed, '&'.rawurlencode($folder['id']).'&') !== false;
	1525	$unread = $msgcounts ? intval($msgcounts[$folder['id']]['UNSEEN']) : 0;
	1526
	1527	if ($folder_class && !$realnames) {
	1528	$foldername = $this->gettext($folder_class);
	1529	}
	1530	else {
	1531	$foldername = $folder['name'];
	1532
	1533	// shorten the folder name to a given length
	1534	if ($maxlength && $maxlength > 1) {
	1535	$fname = abbreviate_string($foldername, $maxlength);
	1536	if ($fname != $foldername) {
	1537	$title = $foldername;
	1538	}
	1539	$foldername = $fname;
	1540	}
	1541	}
	1542
	1543	// make folder name safe for ids and class names
	1544	$folder_id = rcube_utils::html_identifier($folder['id'], true);
	1545	$classes = array('mailbox');
	1546
	1547	// set special class for Sent, Drafts, Trash and Junk
	1548	if ($folder_class) {
	1549	$classes[] = $folder_class;
	1550	}
	1551
	1552	if ($folder['id'] == $mbox_name) {
	1553	$classes[] = 'selected';
	1554	}
	1555
	1556	if ($folder['virtual']) {
	1557	$classes[] = 'virtual';
	1558	}
	1559	else if ($unread) {
	1560	$classes[] = 'unread';
	1561	}
	1562
	1563	$js_name = $this->JQ($folder['id']);
	1564	$html_name = $this->Q($foldername) . ($unread ? html::span('unreadcount', sprintf($attrib['unreadwrap'], $unread)) : '');
	1565	$link_attrib = $folder['virtual'] ? array() : array(
	1566	'href' => $this->url(array('_mbox' => $folder['id'])),
	1567	'onclick' => sprintf("return %s.command('list','%s',this)", rcmail::JS_OBJECT_NAME, $js_name),
	1568	'rel' => $folder['id'],
	1569	'title' => $title,
	1570	);
	1571
	1572	$out .= html::tag('li', array(
	1573	'id' => "rcmli".$folder_id,
	1574	'class' => join(' ', $classes),
	1575	'noclose' => true),
	1576	html::a($link_attrib, $html_name) .
	1577	(!empty($folder['folders']) ? html::div(array(
	1578	'class' => ($is_collapsed ? 'collapsed' : 'expanded'),
	1579	'style' => "position:absolute",
	1580	'onclick' => sprintf("%s.command('collapse-folder', '%s')", rcmail::JS_OBJECT_NAME, $js_name)
	1581	), ' ') : ''));
	1582
	1583	$jslist[$folder_id] = array(
	1584	'id' => $folder['id'],
	1585	'name' => $foldername,
	1586	'virtual' => $folder['virtual']
	1587	);
	1588
	1589	if (!empty($folder['folders'])) {
	1590	$out .= html::tag('ul', array('style' => ($is_collapsed ? "display:none;" : null)),
	1591	$this->render_folder_tree_html($folder['folders'], $mbox_name, $jslist, $attrib, $nestLevel+1));
	1592	}
	1593
	1594	$out .= "</li>\n";
	1595	}
	1596
	1597	return $out;
	1598	}
	1599
	1600
	1601	/**
	1602	* Return html for a flat list <select> for the mailbox tree
	1603	*/
	1604	public function render_folder_tree_select(&$arrFolders, &$mbox_name, $maxlength, &$select, $realnames = false, $nestLevel = 0, $opts = array())
	1605	{
	1606	$out = '';
	1607
	1608	foreach ($arrFolders as $key => $folder) {
	1609	// skip exceptions (and its subfolders)
	1610	if (!empty($opts['exceptions']) && in_array($folder['id'], $opts['exceptions'])) {
	1611	continue;
	1612	}
	1613
	1614	// skip folders in which it isn't possible to create subfolders
	1615	if (!empty($opts['skip_noinferiors'])) {
	1616	$attrs = $this->storage->folder_attributes($folder['id']);
	1617	if ($attrs && in_array('\\Noinferiors', $attrs)) {
	1618	continue;
	1619	}
	1620	}
	1621
	1622	if (!$realnames && ($folder_class = $this->folder_classname($folder['id']))) {
	1623	$foldername = $this->gettext($folder_class);
	1624	}
	1625	else {
	1626	$foldername = $folder['name'];
	1627
	1628	// shorten the folder name to a given length
	1629	if ($maxlength && $maxlength > 1) {
	1630	$foldername = abbreviate_string($foldername, $maxlength);
	1631	}
e7ca04	1632	}
1aceb9	1633
0a1dd5	1634	$select->add(str_repeat(' ', $nestLevel*4) . html::quote($foldername), $folder['id']);
1aceb9	1635
e7ca04	1636	if (!empty($folder['folders'])) {
A	1637	$out .= $this->render_folder_tree_select($folder['folders'], $mbox_name, $maxlength,
	1638	$select, $realnames, $nestLevel+1, $opts);
1aceb9	1639	}
A	1640	}
	1641
	1642	return $out;
	1643	}
	1644
	1645
	1646	/**
	1647	* Return internal name for the given folder if it matches the configured special folders
	1648	*/
	1649	public function folder_classname($folder_id)
	1650	{
	1651	if ($folder_id == 'INBOX') {
	1652	return 'inbox';
	1653	}
	1654
	1655	// for these mailboxes we have localized labels and css classes
	1656	foreach (array('sent', 'drafts', 'trash', 'junk') as $smbx)
	1657	{
	1658	if ($folder_id === $this->config->get($smbx.'_mbox')) {
	1659	return $smbx;
	1660	}
	1661	}
	1662	}
	1663
	1664
	1665	/**
	1666	* Try to localize the given IMAP folder name.
	1667	* UTF-7 decode it in case no localized text was found
	1668	*
	1669	* @param string $name Folder name
	1670	*
	1671	* @return string Localized folder name in UTF-8 encoding
	1672	*/
	1673	public function localize_foldername($name)
	1674	{
	1675	if ($folder_class = $this->folder_classname($name)) {
	1676	return $this->gettext($folder_class);
	1677	}
	1678	else {
	1679	return rcube_charset::convert($name, 'UTF7-IMAP');
	1680	}
	1681	}
	1682
	1683
	1684	public function localize_folderpath($path)
	1685	{
	1686	$protect_folders = $this->config->get('protect_default_folders');
	1687	$default_folders = (array) $this->config->get('default_folders');
	1688	$delimiter = $this->storage->get_hierarchy_delimiter();
	1689	$path = explode($delimiter, $path);
	1690	$result = array();
	1691
	1692	foreach ($path as $idx => $dir) {
	1693	$directory = implode($delimiter, array_slice($path, 0, $idx+1));
	1694	if ($protect_folders && in_array($directory, $default_folders)) {
	1695	unset($result);
	1696	$result[] = $this->localize_foldername($directory);
	1697	}
	1698	else {
	1699	$result[] = rcube_charset::convert($dir, 'UTF7-IMAP');
	1700	}
	1701	}
	1702
	1703	return implode($delimiter, $result);
	1704	}
	1705
	1706
	1707	public static function quota_display($attrib)
	1708	{
	1709	$rcmail = rcmail::get_instance();
	1710
	1711	if (!$attrib['id']) {
	1712	$attrib['id'] = 'rcmquotadisplay';
	1713	}
	1714
	1715	$_SESSION['quota_display'] = !empty($attrib['display']) ? $attrib['display'] : 'text';
	1716
	1717	$rcmail->output->add_gui_object('quotadisplay', $attrib['id']);
	1718
	1719	$quota = $rcmail->quota_content($attrib);
	1720
	1721	$rcmail->output->add_script('rcmail.set_quota('.rcube_output::json_serialize($quota).');', 'docready');
	1722
	1723	return html::span($attrib, '');
	1724	}
	1725
	1726
	1727	public function quota_content($attrib = null)
	1728	{
	1729	$quota = $this->storage->get_quota();
	1730	$quota = $this->plugins->exec_hook('quota', $quota);
	1731
	1732	$quota_result = (array) $quota;
	1733	$quota_result['type'] = isset($_SESSION['quota_display']) ? $_SESSION['quota_display'] : '';
	1734
	1735	if (!$quota['total'] && $this->config->get('quota_zero_as_unlimited')) {
	1736	$quota_result['title'] = $this->gettext('unlimited');
	1737	$quota_result['percent'] = 0;
	1738	}
	1739	else if ($quota['total']) {
	1740	if (!isset($quota['percent'])) {
	1741	$quota_result['percent'] = min(100, round(($quota['used']/max(1,$quota['total']))*100));
	1742	}
	1743
	1744	$title = sprintf('%s / %s (%.0f%%)',
	1745	$this->show_bytes($quota['used'] * 1024), $this->show_bytes($quota['total'] * 1024),
	1746	$quota_result['percent']);
	1747
	1748	$quota_result['title'] = $title;
	1749
	1750	if ($attrib['width']) {
	1751	$quota_result['width'] = $attrib['width'];
	1752	}
	1753	if ($attrib['height']) {
	1754	$quota_result['height'] = $attrib['height'];
	1755	}
	1756	}
	1757	else {
	1758	$quota_result['title'] = $this->gettext('unknown');
	1759	$quota_result['percent'] = 0;
	1760	}
	1761
	1762	return $quota_result;
	1763	}
	1764
	1765
	1766	/**
	1767	* Outputs error message according to server error/response codes
	1768	*
	1769	* @param string $fallback Fallback message label
	1770	* @param array $fallback_args Fallback message label arguments
	1771	*/
	1772	public function display_server_error($fallback = null, $fallback_args = null)
	1773	{
	1774	$err_code = $this->storage->get_error_code();
	1775	$res_code = $this->storage->get_response_code();
	1776
	1777	if ($err_code < 0) {
	1778	$this->output->show_message('storageerror', 'error');
	1779	}
	1780	else if ($res_code == rcube_storage::NOPERM) {
	1781	$this->output->show_message('errornoperm', 'error');
	1782	}
	1783	else if ($res_code == rcube_storage::READONLY) {
	1784	$this->output->show_message('errorreadonly', 'error');
	1785	}
	1786	else if ($err_code && ($err_str = $this->storage->get_error_str())) {
	1787	// try to detect access rights problem and display appropriate message
	1788	if (stripos($err_str, 'Permission denied') !== false) {
	1789	$this->output->show_message('errornoperm', 'error');
	1790	}
	1791	else {
	1792	$this->output->show_message('servererrormsg', 'error', array('msg' => $err_str));
	1793	}
	1794	}
	1795	else if ($fallback) {
	1796	$this->output->show_message($fallback, 'error', $fallback_args);
	1797	}
	1798	}
	1799
	1800
	1801	/**
	1802	* Output HTML editor scripts
	1803	*
	1804	* @param string $mode Editor mode
	1805	*/
	1806	public function html_editor($mode = '')
	1807	{
	1808	$hook = $this->plugins->exec_hook('html_editor', array('mode' => $mode));
	1809
	1810	if ($hook['abort']) {
	1811	return;
	1812	}
	1813
	1814	$lang = strtolower($_SESSION['language']);
	1815
	1816	// TinyMCE uses two-letter lang codes, with exception of Chinese
	1817	if (strpos($lang, 'zh_') === 0) {
	1818	$lang = str_replace('_', '-', $lang);
	1819	}
	1820	else {
	1821	$lang = substr($lang, 0, 2);
	1822	}
	1823
	1824	if (!file_exists(INSTALL_PATH . 'program/js/tiny_mce/langs/'.$lang.'.js')) {
	1825	$lang = 'en';
	1826	}
	1827
	1828	$script = json_encode(array(
	1829	'mode' => $mode,
	1830	'lang' => $lang,
	1831	'skin_path' => $this->output->get_skin_path(),
	1832	'spellcheck' => intval($this->config->get('enable_spellcheck')),
	1833	'spelldict' => intval($this->config->get('spellcheck_dictionary'))
	1834	));
	1835
	1836	$this->output->include_script('tiny_mce/tiny_mce.js');
	1837	$this->output->include_script('editor.js');
	1838	$this->output->add_script("rcmail_editor_init($script)", 'docready');
	1839	}
	1840
	1841
	1842	/**
	1843	* Replaces TinyMCE's emoticon images with plain-text representation
	1844	*
	1845	* @param string $html HTML content
	1846	*
	1847	* @return string HTML content
	1848	*/
	1849	public static function replace_emoticons($html)
	1850	{
	1851	$emoticons = array(
	1852	'8-)' => 'smiley-cool',
	1853	':-#' => 'smiley-foot-in-mouth',
	1854	':-*' => 'smiley-kiss',
	1855	':-X' => 'smiley-sealed',
	1856	':-P' => 'smiley-tongue-out',
	1857	':-@' => 'smiley-yell',
	1858	":'(" => 'smiley-cry',
	1859	':-(' => 'smiley-frown',
	1860	':-D' => 'smiley-laughing',
	1861	':-)' => 'smiley-smile',
	1862	':-S' => 'smiley-undecided',
	1863	':-$' => 'smiley-embarassed',
	1864	'O:-)' => 'smiley-innocent',
	1865	':-\|' => 'smiley-money-mouth',
	1866	':-O' => 'smiley-surprised',
	1867	';-)' => 'smiley-wink',
	1868	);
	1869
	1870	foreach ($emoticons as $idx => $file) {
	1871	// <img title="Cry" src="http://.../program/js/tiny_mce/plugins/emotions/img/smiley-cry.gif" border="0" alt="Cry" />
	1872	$search[] = '/<img title="[a-z ]+" src="https?:\/\/[a-z0-9_.\/-]+\/tiny_mce\/plugins\/emotions\/img\/'.$file.'.gif"[^>]+\/>/i';
	1873	$replace[] = $idx;
	1874	}
	1875
	1876	return preg_replace($search, $replace, $html);
	1877	}
	1878
	1879
	1880	/**
	1881	* File upload progress handler.
	1882	*/
	1883	public function upload_progress()
	1884	{
	1885	$prefix = ini_get('apc.rfc1867_prefix');
	1886	$params = array(
	1887	'action' => $this->action,
	1888	'name' => rcube_utils::get_input_value('_progress', rcube_utils::INPUT_GET),
	1889	);
	1890
	1891	if (function_exists('apc_fetch')) {
	1892	$status = apc_fetch($prefix . $params['name']);
	1893
	1894	if (!empty($status)) {
	1895	$status['percent'] = round($status['current']/$status['total']*100);
	1896	$params = array_merge($status, $params);
	1897	}
	1898	}
	1899
	1900	if (isset($params['percent']))
	1901	$params['text'] = $this->gettext(array('name' => 'uploadprogress', 'vars' => array(
	1902	'percent' => $params['percent'] . '%',
	1903	'current' => $this->show_bytes($params['current']),
	1904	'total' => $this->show_bytes($params['total'])
	1905	)));
	1906
	1907	$this->output->command('upload_progress_update', $params);
	1908	$this->output->send();
	1909	}
	1910
	1911
	1912	/**
	1913	* Initializes file uploading interface.
	1914	*/
	1915	public function upload_init()
	1916	{
	1917	// Enable upload progress bar
	1918	if (($seconds = $this->config->get('upload_progress')) && ini_get('apc.rfc1867')) {
	1919	if ($field_name = ini_get('apc.rfc1867_name')) {
	1920	$this->output->set_env('upload_progress_name', $field_name);
	1921	$this->output->set_env('upload_progress_time', (int) $seconds);
	1922	}
	1923	}
	1924
	1925	// find max filesize value
	1926	$max_filesize = parse_bytes(ini_get('upload_max_filesize'));
	1927	$max_postsize = parse_bytes(ini_get('post_max_size'));
	1928	if ($max_postsize && $max_postsize < $max_filesize) {
	1929	$max_filesize = $max_postsize;
	1930	}
	1931
	1932	$this->output->set_env('max_filesize', $max_filesize);
	1933	$max_filesize = self::show_bytes($max_filesize);
	1934	$this->output->set_env('filesizeerror', $this->gettext(array(
	1935	'name' => 'filesizeerror', 'vars' => array('size' => $max_filesize))));
	1936
	1937	return $max_filesize;
	1938	}
	1939
	1940
	1941	/**
	1942	* Initializes client-side autocompletion.
	1943	*/
	1944	public function autocomplete_init()
	1945	{
	1946	static $init;
	1947
	1948	if ($init) {
	1949	return;
	1950	}
	1951
	1952	$init = 1;
	1953
	1954	if (($threads = (int)$this->config->get('autocomplete_threads')) > 0) {
	1955	$book_types = (array) $this->config->get('autocomplete_addressbooks', 'sql');
	1956	if (count($book_types) > 1) {
	1957	$this->output->set_env('autocomplete_threads', $threads);
	1958	$this->output->set_env('autocomplete_sources', $book_types);
	1959	}
	1960	}
	1961
	1962	$this->output->set_env('autocomplete_max', (int)$this->config->get('autocomplete_max', 15));
	1963	$this->output->set_env('autocomplete_min_length', $this->config->get('autocomplete_min_length'));
	1964	$this->output->add_label('autocompletechars', 'autocompletemore');
	1965	}
	1966
	1967
	1968	/**
	1969	* Returns supported font-family specifications
	1970	*
	1971	* @param string $font Font name
	1972	*
	1973	* @param string\|array Font-family specification array or string (if $font is used)
	1974	*/
	1975	public static function font_defs($font = null)
	1976	{
	1977	$fonts = array(
	1978	'Andale Mono' => '"Andale Mono",Times,monospace',
	1979	'Arial' => 'Arial,Helvetica,sans-serif',
	1980	'Arial Black' => '"Arial Black","Avant Garde",sans-serif',
	1981	'Book Antiqua' => '"Book Antiqua",Palatino,serif',
	1982	'Courier New' => '"Courier New",Courier,monospace',
	1983	'Georgia' => 'Georgia,Palatino,serif',
	1984	'Helvetica' => 'Helvetica,Arial,sans-serif',
	1985	'Impact' => 'Impact,Chicago,sans-serif',
	1986	'Tahoma' => 'Tahoma,Arial,Helvetica,sans-serif',
	1987	'Terminal' => 'Terminal,Monaco,monospace',
	1988	'Times New Roman' => '"Times New Roman",Times,serif',
	1989	'Trebuchet MS' => '"Trebuchet MS",Geneva,sans-serif',
	1990	'Verdana' => 'Verdana,Geneva,sans-serif',
	1991	);
	1992
	1993	if ($font) {
	1994	return $fonts[$font];
	1995	}
	1996
	1997	return $fonts;
	1998	}
	1999
	2000
	2001	/**
	2002	* Create a human readable string for a number of bytes
	2003	*
	2004	* @param int Number of bytes
	2005	*
	2006	* @return string Byte string
	2007	*/
	2008	public function show_bytes($bytes)
	2009	{
	2010	if ($bytes >= 1073741824) {
	2011	$gb = $bytes/1073741824;
	2012	$str = sprintf($gb>=10 ? "%d " : "%.1f ", $gb) . $this->gettext('GB');
	2013	}
	2014	else if ($bytes >= 1048576) {
	2015	$mb = $bytes/1048576;
	2016	$str = sprintf($mb>=10 ? "%d " : "%.1f ", $mb) . $this->gettext('MB');
	2017	}
	2018	else if ($bytes >= 1024) {
	2019	$str = sprintf("%d ", round($bytes/1024)) . $this->gettext('KB');
	2020	}
	2021	else {
	2022	$str = sprintf('%d ', $bytes) . $this->gettext('B');
	2023	}
	2024
	2025	return $str;
	2026	}
	2027
	2028
	2029	/**
	2030	* Quote a given string.
	2031	* Shortcut function for rcube_utils::rep_specialchars_output()
	2032	*
	2033	* @return string HTML-quoted string
	2034	*/
	2035	public static function Q($str, $mode = 'strict', $newlines = true)
	2036	{
	2037	return rcube_utils::rep_specialchars_output($str, 'html', $mode, $newlines);
	2038	}
	2039
	2040
	2041	/**
	2042	* Quote a given string for javascript output.
	2043	* Shortcut function for rcube_utils::rep_specialchars_output()
	2044	*
	2045	* @return string JS-quoted string
	2046	*/
	2047	public static function JQ($str)
	2048	{
	2049	return rcube_utils::rep_specialchars_output($str, 'js');
	2050	}
	2051
	2052
8749e9	2053	/**
AM	2054	* Returns real size (calculated) of the message part
	2055	*
	2056	* @param rcube_message_part Message part
	2057	*
	2058	* @return string Part size (and unit)
	2059	*/
	2060	public function message_part_size($part)
	2061	{
	2062	if (isset($part->d_parameters['size'])) {
	2063	$size = $this->show_bytes((int)$part->d_parameters['size']);
	2064	}
	2065	else {
	2066	$size = $part->size;
	2067	if ($part->encoding == 'base64') {
	2068	$size = $size / 1.33;
	2069	}
	2070
	2071	$size = '~' . $this->show_bytes($size);
	2072	}
	2073
	2074	return $size;
	2075	}
	2076
	2077
1aceb9	2078	/************************************************************************
A	2079	******* Deprecated methods (to be removed) *******
	2080	***********************************************************************/
	2081
	2082	public static function setcookie($name, $value, $exp = 0)
	2083	{
	2084	rcube_utils::setcookie($name, $value, $exp);
	2085	}
38a08c	2086
AM	2087	public function imap_connect()
	2088	{
	2089	return $this->storage_connect();
	2090	}
5a575b	2091
b97f21	2092	public function imap_init()
TB	2093	{
	2094	return $this->storage_init();
	2095	}
	2096
5a575b	2097	/**
AM	2098	* Connect to the mail storage server with stored session data
	2099	*
	2100	* @return bool True on success, False on error
	2101	*/
	2102	public function storage_connect()
	2103	{
	2104	$storage = $this->get_storage();
	2105
	2106	if ($_SESSION['storage_host'] && !$storage->is_connected()) {
	2107	$host = $_SESSION['storage_host'];
	2108	$user = $_SESSION['username'];
	2109	$port = $_SESSION['storage_port'];
	2110	$ssl = $_SESSION['storage_ssl'];
	2111	$pass = $this->decrypt($_SESSION['password']);
	2112
	2113	if (!$storage->connect($host, $user, $pass, $port, $ssl)) {
	2114	if (is_object($this->output)) {
	2115	$error = $storage->get_error_code() == -1 ? 'storageerror' : 'sessionerror';
	2116	$this->output->show_message($error, 'error');
	2117	}
	2118	}
	2119	else {
	2120	$this->set_storage_prop();
	2121	return $storage->is_connected();
	2122	}
	2123	}
	2124
	2125	return false;
	2126	}
197601	2127	}