githubFork/roundcubemail.git

Merge branch 'master' of github.com:roundcube/roundcubemail

Thomas Bruederli

2012-11-17 6ddb16d181e285d4f0ef0ef55bdd0ba787f1b583

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
9b94eb	97	// set task and action properties
1aceb9	98	$this->set_task(rcube_utils::get_input_value('_task', rcube_utils::INPUT_GPC));
A	99	$this->action = asciiwords(rcube_utils::get_input_value('_action', rcube_utils::INPUT_GPC));
9b94eb	100
197601	101	// reset some session parameters when changing task
677e1f	102	if ($this->task != 'utils') {
A	103	if ($this->session && $_SESSION['task'] != $this->task)
	104	$this->session->remove('page');
	105	// set current task to session
	106	$_SESSION['task'] = $this->task;
	107	}
197601	108
48bc52	109	// init output class
A	110	if (!empty($_REQUEST['_remote']))
929a50	111	$GLOBALS['OUTPUT'] = $this->json_init();
48bc52	112	else
A	113	$GLOBALS['OUTPUT'] = $this->load_gui(!empty($_REQUEST['_framed']));
	114
0c2596	115	// load plugins
A	116	$this->plugins->init($this, $this->task);
	117	$this->plugins->load_plugins((array)$this->config->get('plugins', array()), array('filesystem_attachments', 'jqueryui'));
197601	118	}
b62a0d	119
A	120
197601	121	/**
T	122	* Setter for application task
	123	*
	124	* @param string Task to set
	125	*/
	126	public function set_task($task)
	127	{
1c932d	128	$task = asciiwords($task);
9b94eb	129
A	130	if ($this->user && $this->user->ID)
c3be8e	131	$task = !$task ? 'mail' : $task;
9b94eb	132	else
A	133	$task = 'login';
	134
	135	$this->task = $task;
1c932d	136	$this->comm_path = $this->url(array('task' => $this->task));
b62a0d	137
197601	138	if ($this->output)
1c932d	139	$this->output->set_env('task', $this->task);
197601	140	}
b62a0d	141
A	142
197601	143	/**
T	144	* Setter for system user object
	145	*
5c461b	146	* @param rcube_user Current user instance
197601	147	*/
T	148	public function set_user($user)
	149	{
	150	if (is_object($user)) {
	151	$this->user = $user;
b62a0d	152
197601	153	// overwrite config with user preferences
b545d3	154	$this->config->set_user_prefs((array)$this->user->get_prefs());
197601	155	}
b62a0d	156
553225	157	$lang = $this->language_prop($this->config->get('language', $_SESSION['language']));
AM	158	$_SESSION['language'] = $this->user->language = $lang;
531abb	159
197601	160	// set localization
553225	161	setlocale(LC_ALL, $lang . '.utf8', $lang . '.UTF-8', 'en_US.utf8', 'en_US.UTF-8');
14de18	162
b62a0d	163	// workaround for http://bugs.php.net/bug.php?id=18556
553225	164	if (in_array($lang, array('tr_TR', 'ku', 'az_AZ'))) {
AM	165	setlocale(LC_CTYPE, 'en_US.utf8', 'en_US.UTF-8');
	166	}
197601	167	}
b62a0d	168
A	169
197601	170	/**
ade8e1	171	* Return instance of the internal address book class
T	172	*
840b4d	173	* @param string Address book identifier (-1 for default addressbook)
ade8e1	174	* @param boolean True if the address book needs to be writeable
7f7ed2	175	*
5c461b	176	* @return rcube_contacts Address book object
ade8e1	177	*/
T	178	public function get_address_book($id, $writeable = false)
	179	{
b896b1	180	$contacts = null;
ade8e1	181	$ldap_config = (array)$this->config->get('ldap_public');
cc97ea	182
f03d89	183	// 'sql' is the alias for '0' used by autocomplete
A	184	if ($id == 'sql')
840b4d	185	$id = '0';
AM	186	else if ($id == -1) {
	187	$id = $this->config->get('default_addressbook');
	188	$default = true;
	189	}
f03d89	190
0501b6	191	// use existing instance
840b4d	192	if (isset($this->address_books[$id]) && ($this->address_books[$id] instanceof rcube_addressbook)) {
0501b6	193	$contacts = $this->address_books[$id];
T	194	}
cc97ea	195	else if ($id && $ldap_config[$id]) {
c321a9	196	$contacts = new rcube_ldap($ldap_config[$id], $this->config->get('ldap_debug'), $this->config->mail_domain($_SESSION['storage_host']));
cc97ea	197	}
T	198	else if ($id === '0') {
0c2596	199	$contacts = new rcube_contacts($this->db, $this->get_user_id());
ade8e1	200	}
b896b1	201	else {
A	202	$plugin = $this->plugins->exec_hook('addressbook_get', array('id' => $id, 'writeable' => $writeable));
	203
	204	// plugin returned instance of a rcube_addressbook
	205	if ($plugin['instance'] instanceof rcube_addressbook) {
	206	$contacts = $plugin['instance'];
	207	}
840b4d	208	}
AM	209
	210	// Get first addressbook from the list if configured default doesn't exist
	211	// This can happen when user deleted the addressbook (e.g. Kolab folder)
	212	if (!$contacts && (!$id \|\| $default)) {
	213	$source = reset($this->get_address_sources($writeable));
	214	if (!empty($source)) {
	215	$contacts = $this->get_address_book($source['id']);
	216	if ($contacts)
	217	$id = $source['id'];
ade8e1	218	}
5ed119	219	}
A	220
	221	if (!$contacts) {
0c2596	222	self::raise_error(array(
782d85	223	'code' => 700, 'type' => 'php',
5ed119	224	'file' => __FILE__, 'line' => __LINE__,
A	225	'message' => "Addressbook source ($id) not found!"),
	226	true, true);
ade8e1	227	}
457373	228
840b4d	229	if ($writeable && $contacts->readonly) {
AM	230	return null;
	231	}
	232
438753	233	// set configured sort order
T	234	if ($sort_col = $this->config->get('addressbook_sort_col'))
	235	$contacts->set_sort_order($sort_col);
	236
457373	237	// add to the 'books' array for shutdown function
14b342	238	$this->address_books[$id] = $contacts;
b62a0d	239
ade8e1	240	return $contacts;
T	241	}
3704b7	242
A	243
	244	/**
	245	* Return address books list
	246	*
	247	* @param boolean True if the address book needs to be writeable
5c9d1f	248	*
3704b7	249	* @return array Address books array
A	250	*/
	251	public function get_address_sources($writeable = false)
	252	{
	253	$abook_type = strtolower($this->config->get('address_book_type'));
7fdb9d	254	$ldap_config = $this->config->get('ldap_public');
A	255	$autocomplete = (array) $this->config->get('autocomplete_addressbooks');
3704b7	256	$list = array();
A	257
5526f9	258	// We are using the DB address book or a plugin address book
JD	259	if ($abook_type != 'ldap' && $abook_type != '') {
0501b6	260	if (!isset($this->address_books['0']))
0c2596	261	$this->address_books['0'] = new rcube_contacts($this->db, $this->get_user_id());
3704b7	262	$list['0'] = array(
5c9d1f	263	'id' => '0',
0c2596	264	'name' => $this->gettext('personaladrbook'),
5c9d1f	265	'groups' => $this->address_books['0']->groups,
8c263e	266	'readonly' => $this->address_books['0']->readonly,
d06e57	267	'autocomplete' => in_array('sql', $autocomplete),
T	268	'undelete' => $this->address_books['0']->undelete && $this->config->get('undo_timeout'),
3704b7	269	);
A	270	}
	271
7fdb9d	272	if ($ldap_config) {
A	273	$ldap_config = (array) $ldap_config;
08b7b6	274	foreach ($ldap_config as $id => $prop) {
A	275	// handle misconfiguration
	276	if (empty($prop) \|\| !is_array($prop)) {
	277	continue;
	278	}
3704b7	279	$list[$id] = array(
5c9d1f	280	'id' => $id,
1b9923	281	'name' => html::quote($prop['name']),
5c9d1f	282	'groups' => is_array($prop['groups']),
a61bbb	283	'readonly' => !$prop['writable'],
5c9d1f	284	'hidden' => $prop['hidden'],
A	285	'autocomplete' => in_array($id, $autocomplete)
3704b7	286	);
08b7b6	287	}
3704b7	288	}
A	289
e6ce00	290	$plugin = $this->plugins->exec_hook('addressbooks_list', array('sources' => $list));
3704b7	291	$list = $plugin['sources'];
A	292
0501b6	293	foreach ($list as $idx => $item) {
T	294	// register source for shutdown function
	295	if (!is_object($this->address_books[$item['id']]))
	296	$this->address_books[$item['id']] = $item;
	297	// remove from list if not writeable as requested
	298	if ($writeable && $item['readonly'])
c0297f	299	unset($list[$idx]);
3704b7	300	}
8c263e	301
3704b7	302	return $list;
A	303	}
b62a0d	304
A	305
ade8e1	306	/**
197601	307	* Init output object for GUI and add common scripts.
6075f0	308	* This will instantiate a rcube_output_html object and set
197601	309	* environment vars according to the current session and configuration
0ece58	310	*
T	311	* @param boolean True if this request is loaded in a (i)frame
0c2596	312	* @return rcube_output_html Reference to HTML output object
197601	313	*/
T	314	public function load_gui($framed = false)
	315	{
	316	// init output page
0c2596	317	if (!($this->output instanceof rcube_output_html))
A	318	$this->output = new rcube_output_html($this->task, $framed);
197601	319
f22654	320	// set refresh interval
AM	321	$this->output->set_env('refresh_interval', $this->config->get('refresh_interval', 0));
c442f8	322	$this->output->set_env('session_lifetime', $this->config->get('session_lifetime', 0) * 60);
197601	323
T	324	if ($framed) {
	325	$this->comm_path .= '&_framed=1';
	326	$this->output->set_env('framed', true);
	327	}
	328
	329	$this->output->set_env('task', $this->task);
	330	$this->output->set_env('action', $this->action);
	331	$this->output->set_env('comm_path', $this->comm_path);
79c45f	332	$this->output->set_charset(RCMAIL_CHARSET);
197601	333
7f5a84	334	// add some basic labels to client
77de23	335	$this->output->add_label('loading', 'servererror', 'requesttimedout', 'refreshing');
b62a0d	336
197601	337	return $this->output;
T	338	}
b62a0d	339
A	340
197601	341	/**
T	342	* Create an output object for JSON responses
0ece58	343	*
0c2596	344	* @return rcube_output_json Reference to JSON output object
197601	345	*/
929a50	346	public function json_init()
197601	347	{
0c2596	348	if (!($this->output instanceof rcube_output_json))
A	349	$this->output = new rcube_output_json($this->task);
b62a0d	350
197601	351	return $this->output;
929a50	352	}
A	353
	354
	355	/**
	356	* Create session object and start the session.
	357	*/
	358	public function session_init()
	359	{
963a10	360	parent::session_init();
929a50	361
A	362	// set initial session vars
cf2da2	363	if (!$_SESSION['user_id'])
929a50	364	$_SESSION['temp'] = true;
40d246	365
T	366	// restore skin selection after logout
	367	if ($_SESSION['temp'] && !empty($_SESSION['skin']))
	368	$this->config->set('skin', $_SESSION['skin']);
197601	369	}
T	370
	371
	372	/**
c321a9	373	* Perfom login to the mail server and to the webmail service.
197601	374	* This will also create a new user entry if auto_create_user is configured.
T	375	*
c321a9	376	* @param string Mail storage (IMAP) user name
T	377	* @param string Mail storage (IMAP) password
	378	* @param string Mail storage (IMAP) host
7c8fd8	379	* @param bool Enables cookie check
fdff34	380	*
197601	381	* @return boolean True on success, False on failure
T	382	*/
7c8fd8	383	function login($username, $pass, $host = null, $cookiecheck = false)
197601	384	{
7c8fd8	385	$this->login_error = null;
AM	386
fdff34	387	if (empty($username)) {
7c8fd8	388	return false;
AM	389	}
	390
	391	if ($cookiecheck && empty($_COOKIE)) {
	392	$this->login_error = self::ERROR_COOKIES_DISABLED;
fdff34	393	return false;
A	394	}
	395
197601	396	$config = $this->config->all();
T	397
	398	if (!$host)
	399	$host = $config['default_host'];
	400
	401	// Validate that selected host is in the list of configured hosts
	402	if (is_array($config['default_host'])) {
	403	$allowed = false;
	404	foreach ($config['default_host'] as $key => $host_allowed) {
	405	if (!is_numeric($key))
	406	$host_allowed = $key;
	407	if ($host == $host_allowed) {
	408	$allowed = true;
	409	break;
	410	}
	411	}
7c8fd8	412	if (!$allowed) {
AM	413	$host = null;
197601	414	}
7c8fd8	415	}
AM	416	else if (!empty($config['default_host']) && $host != rcube_utils::parse_host($config['default_host'])) {
	417	$host = null;
	418	}
	419
	420	if (!$host) {
	421	$this->login_error = self::ERROR_INVALID_HOST;
197601	422	return false;
7c8fd8	423	}
197601	424
T	425	// parse $host URL
	426	$a_host = parse_url($host);
	427	if ($a_host['host']) {
	428	$host = $a_host['host'];
c321a9	429	$ssl = (isset($a_host['scheme']) && in_array($a_host['scheme'], array('ssl','imaps','tls'))) ? $a_host['scheme'] : null;
e99991	430	if (!empty($a_host['port']))
c321a9	431	$port = $a_host['port'];
T	432	else if ($ssl && $ssl != 'tls' && (!$config['default_port'] \|\| $config['default_port'] == 143))
	433	$port = 993;
197601	434	}
b62a0d	435
c321a9	436	if (!$port) {
T	437	$port = $config['default_port'];
	438	}
197601	439
b62a0d	440	/* Modify username with domain if required
197601	441	Inspired by Marco <P0L0_notspam_binware.org>
T	442	*/
	443	// Check if we need to add domain
c16fab	444	if (!empty($config['username_domain']) && strpos($username, '@') === false) {
197601	445	if (is_array($config['username_domain']) && isset($config['username_domain'][$host]))
1aceb9	446	$username .= '@'.rcube_utils::parse_host($config['username_domain'][$host], $host);
197601	447	else if (is_string($config['username_domain']))
1aceb9	448	$username .= '@'.rcube_utils::parse_host($config['username_domain'], $host);
197601	449	}
T	450
df95e7	451	if (!isset($config['login_lc'])) {
AM	452	$config['login_lc'] = 2; // default
	453	}
	454
c321a9	455	// Convert username to lowercase. If storage backend
e17553	456	// is case-insensitive we need to store always the same username (#1487113)
A	457	if ($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 = $this->get_storage();
48bc52	484
c321a9	485	// try to log in
df95e7	486	if (!$storage->connect($host, $username, $pass, $port, $ssl)) {
197601	487	return false;
c321a9	488	}
197601	489
T	490	// user already registered -> update user's record
	491	if (is_object($user)) {
d08333	492	// update last login timestamp
197601	493	$user->touch();
T	494	}
	495	// create new system user
	496	else if ($config['auto_create_user']) {
	497	if ($created = rcube_user::create($username, $host)) {
	498	$user = $created;
	499	}
f879f4	500	else {
0c2596	501	self::raise_error(array(
782d85	502	'code' => 620, 'type' => 'php',
6d94ab	503	'file' => __FILE__, 'line' => __LINE__,
f879f4	504	'message' => "Failed to create a user record. Maybe aborted by a plugin?"
10eedb	505	), true, false);
f879f4	506	}
197601	507	}
T	508	else {
0c2596	509	self::raise_error(array(
782d85	510	'code' => 621, 'type' => 'php',
10eedb	511	'file' => __FILE__, 'line' => __LINE__,
782d85	512	'message' => "Access denied for new user $username. 'auto_create_user' is disabled"
197601	513	), true, false);
T	514	}
	515
	516	// login succeeded
	517	if (is_object($user) && $user->ID) {
f53750	518	// Configure environment
197601	519	$this->set_user($user);
c321a9	520	$this->set_storage_prop();
f53750	521
A	522	// fix some old settings according to namespace prefix
	523	$this->fix_namespace_settings($user);
	524
	525	// create default folders on first login
	526	if ($config['create_default_folders'] && (!empty($created) \|\| empty($user->data['last_login']))) {
1aceb9	527	$storage->create_default_folders();
f53750	528	}
197601	529
T	530	// set session vars
c321a9	531	$_SESSION['user_id'] = $user->ID;
T	532	$_SESSION['username'] = $user->data['username'];
	533	$_SESSION['storage_host'] = $host;
	534	$_SESSION['storage_port'] = $port;
	535	$_SESSION['storage_ssl'] = $ssl;
	536	$_SESSION['password'] = $this->encrypt($pass);
6a8b4c	537	$_SESSION['login_time'] = time();
f53750	538
b62a0d	539	if (isset($_REQUEST['_timezone']) && $_REQUEST['_timezone'] != '_default_')
086b15	540	$_SESSION['timezone'] = rcube_utils::get_input_value('_timezone', rcube_utils::INPUT_GPC);
197601	541
T	542	// force reloading complete list of subscribed mailboxes
1aceb9	543	$storage->clear_cache('mailboxes', true);
197601	544
T	545	return true;
	546	}
	547
	548	return false;
	549	}
	550
	551
7c8fd8	552	/**
AM	553	* Returns error code of last login operation
	554	*
	555	* @return int Error code
	556	*/
	557	public function login_error()
	558	{
	559	if ($this->login_error) {
	560	return $this->login_error;
	561	}
	562
	563	if ($this->storage && $this->storage->get_error_code() < -1) {
	564	return self::ERROR_STORAGE;
	565	}
	566	}
	567
	568
197601	569	/**
1854c4	570	* Auto-select IMAP host based on the posted login information
T	571	*
	572	* @return string Selected IMAP host
	573	*/
	574	public function autoselect_host()
	575	{
	576	$default_host = $this->config->get('default_host');
257f88	577	$host = null;
b62a0d	578
257f88	579	if (is_array($default_host)) {
1aceb9	580	$post_host = rcube_utils::get_input_value('_host', rcube_utils::INPUT_POST);
45dd7c	581	$post_user = rcube_utils::get_input_value('_user', rcube_utils::INPUT_POST);
AM	582
	583	list($user, $domain) = explode('@', $post_user);
b62a0d	584
257f88	585	// direct match in default_host array
T	586	if ($default_host[$post_host] \|\| in_array($post_host, array_values($default_host))) {
	587	$host = $post_host;
	588	}
	589	// try to select host by mail domain
45dd7c	590	else if (!empty($domain)) {
c321a9	591	foreach ($default_host as $storage_host => $mail_domains) {
48f04d	592	if (is_array($mail_domains) && in_array_nocase($domain, $mail_domains)) {
c321a9	593	$host = $storage_host;
48f04d	594	break;
T	595	}
	596	else if (stripos($storage_host, $domain) !== false \|\| stripos(strval($mail_domains), $domain) !== false) {
	597	$host = is_numeric($storage_host) ? $mail_domains : $storage_host;
1854c4	598	break;
T	599	}
	600	}
	601	}
	602
48f04d	603	// take the first entry if $host is still not set
257f88	604	if (empty($host)) {
48f04d	605	list($key, $val) = each($default_host);
T	606	$host = is_numeric($key) ? $val : $key;
257f88	607	}
T	608	}
	609	else if (empty($default_host)) {
1aceb9	610	$host = rcube_utils::get_input_value('_host', rcube_utils::INPUT_POST);
1854c4	611	}
eec34e	612	else
1aceb9	613	$host = rcube_utils::parse_host($default_host);
1854c4	614
T	615	return $host;
	616	}
	617
	618
	619	/**
	620	* Destroy session data and remove cookie
	621	*/
	622	public function kill_session()
	623	{
e6ce00	624	$this->plugins->exec_hook('session_destroy');
b62a0d	625
cf2da2	626	$this->session->kill();
40d246	627	$_SESSION = array('language' => $this->user->language, 'temp' => true, 'skin' => $this->config->get('skin'));
1854c4	628	$this->user->reset();
T	629	}
	630
	631
	632	/**
	633	* Do server side actions on logout
	634	*/
	635	public function logout_actions()
	636	{
1aceb9	637	$config = $this->config->all();
A	638	$storage = $this->get_storage();
1854c4	639
T	640	if ($config['logout_purge'] && !empty($config['trash_mbox'])) {
1aceb9	641	$storage->clear_folder($config['trash_mbox']);
1854c4	642	}
T	643
	644	if ($config['logout_expunge']) {
1aceb9	645	$storage->expunge_folder('INBOX');
1854c4	646	}
40a186	647
A	648	// Try to save unsaved user preferences
	649	if (!empty($_SESSION['preferences'])) {
	650	$this->user->save_prefs(unserialize($_SESSION['preferences']));
	651	}
fec2d8	652	}
T	653
	654
	655	/**
57f0c8	656	* Generate a unique token to be used in a form request
T	657	*
	658	* @return string The request token
	659	*/
549933	660	public function get_request_token()
57f0c8	661	{
ec045b	662	$sess_id = $_COOKIE[ini_get('session.name')];
c9f2c4	663	if (!$sess_id) $sess_id = session_id();
1aceb9	664
A	665	$plugin = $this->plugins->exec_hook('request_token', array(
	666	'value' => md5('RT' . $this->get_user_id() . $this->config->get('des_key') . $sess_id)));
	667
ef27a6	668	return $plugin['value'];
57f0c8	669	}
b62a0d	670
A	671
57f0c8	672	/**
T	673	* Check if the current request contains a valid token
	674	*
549933	675	* @param int Request method
57f0c8	676	* @return boolean True if request token is valid false if not
T	677	*/
1aceb9	678	public function check_request($mode = rcube_utils::INPUT_POST)
57f0c8	679	{
1aceb9	680	$token = rcube_utils::get_input_value('_token', $mode);
ec045b	681	$sess_id = $_COOKIE[ini_get('session.name')];
T	682	return !empty($sess_id) && $token == $this->get_request_token();
57f0c8	683	}
b62a0d	684
A	685
57f0c8	686	/**
1854c4	687	* Create unique authorization hash
T	688	*
	689	* @param string Session ID
	690	* @param int Timestamp
	691	* @return string The generated auth hash
	692	*/
	693	private function get_auth_hash($sess_id, $ts)
	694	{
	695	$auth_string = sprintf('rcmailsess%sR%sChk:%s;%s',
	696	$sess_id,
	697	$ts,
	698	$this->config->get('ip_check') ? $_SERVER['REMOTE_ADDR'] : '*...*',
	699	$_SERVER['HTTP_USER_AGENT']);
	700
	701	if (function_exists('sha1'))
	702	return sha1($auth_string);
	703	else
	704	return md5($auth_string);
	705	}
	706
564741	707
A	708	/**
e019f2	709	* Build a valid URL to this instance of Roundcube
c719f3	710	*
T	711	* @param mixed Either a string with the action or url parameters as key-value pairs
1aceb9	712	*
c719f3	713	* @return string Valid application URL
T	714	*/
	715	public function url($p)
	716	{
88fb56	717	if (!is_array($p)) {
TB	718	if (strpos($p, 'http') === 0)
	719	return $p;
	720
fde466	721	$p = array('_action' => @func_get_arg(0));
88fb56	722	}
b62a0d	723
1c932d	724	$task = $p['_task'] ? $p['_task'] : ($p['task'] ? $p['task'] : $this->task);
cc97ea	725	$p['_task'] = $task;
1038a6	726	unset($p['task']);
A	727
cf1777	728	$url = './';
T	729	$delm = '?';
77406b	730	foreach (array_reverse($p) as $key => $val) {
a7321e	731	if ($val !== '' && $val !== null) {
cc97ea	732	$par = $key[0] == '_' ? $key : '_'.$key;
cf1777	733	$url .= $delm.urlencode($par).'='.urlencode($val);
T	734	$delm = '&';
	735	}
	736	}
c719f3	737	return $url;
T	738	}
cefd1d	739
T	740
	741	/**
0c2596	742	* Function to be executed in script shutdown
0501b6	743	*/
0c2596	744	public function shutdown()
0501b6	745	{
0c2596	746	parent::shutdown();
0501b6	747
0c2596	748	foreach ($this->address_books as $book) {
A	749	if (is_object($book) && is_a($book, 'rcube_addressbook'))
	750	$book->close();
0501b6	751	}
T	752
0c2596	753	// before closing the database connection, write session data
A	754	if ($_SERVER['REMOTE_ADDR'] && is_object($this->session)) {
	755	session_write_close();
	756	}
f53750	757
0c2596	758	// write performance stats to logs/console
A	759	if ($this->config->get('devel_mode')) {
	760	if (function_exists('memory_get_usage'))
1aceb9	761	$mem = $this->show_bytes(memory_get_usage());
0c2596	762	if (function_exists('memory_get_peak_usage'))
1aceb9	763	$mem .= '/'.$this->show_bytes(memory_get_peak_usage());
0c2596	764
A	765	$log = $this->task . ($this->action ? '/'.$this->action : '') . ($mem ? " [$mem]" : '');
	766	if (defined('RCMAIL_START'))
	767	self::print_timer(RCMAIL_START, $log);
	768	else
	769	self::console($log);
	770	}
cefd1d	771	}
68d2d5	772
77de23	773
68d2d5	774	/**
A	775	* Registers action aliases for current task
	776	*
	777	* @param array $map Alias-to-filename hash array
	778	*/
	779	public function register_action_map($map)
	780	{
	781	if (is_array($map)) {
	782	foreach ($map as $idx => $val) {
	783	$this->action_map[$idx] = $val;
	784	}
	785	}
	786	}
f53750	787
77de23	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
77de23	803
d08333	804	/**
A	805	* Fixes some user preferences according to namespace handling change.
	806	* Old Roundcube versions were using folder names with removed namespace prefix.
	807	* Now we need to add the prefix on servers where personal namespace has prefix.
	808	*
	809	* @param rcube_user $user User object
	810	*/
	811	private function fix_namespace_settings($user)
	812	{
c321a9	813	$prefix = $this->storage->get_namespace('prefix');
d08333	814	$prefix_len = strlen($prefix);
A	815
	816	if (!$prefix_len)
	817	return;
	818
f53750	819	$prefs = $this->config->all();
A	820	if (!empty($prefs['namespace_fixed']))
d08333	821	return;
A	822
	823	// Build namespace prefix regexp
c321a9	824	$ns = $this->storage->get_namespace();
d08333	825	$regexp = array();
A	826
	827	foreach ($ns as $entry) {
	828	if (!empty($entry)) {
	829	foreach ($entry as $item) {
	830	if (strlen($item[0])) {
	831	$regexp[] = preg_quote($item[0], '/');
	832	}
	833	}
	834	}
	835	}
	836	$regexp = '/^('. implode('\|', $regexp).')/';
	837
	838	// Fix preferences
	839	$opts = array('drafts_mbox', 'junk_mbox', 'sent_mbox', 'trash_mbox', 'archive_mbox');
	840	foreach ($opts as $opt) {
	841	if ($value = $prefs[$opt]) {
	842	if ($value != 'INBOX' && !preg_match($regexp, $value)) {
	843	$prefs[$opt] = $prefix.$value;
	844	}
	845	}
	846	}
	847
c321a9	848	if (!empty($prefs['default_folders'])) {
T	849	foreach ($prefs['default_folders'] as $idx => $name) {
d08333	850	if ($name != 'INBOX' && !preg_match($regexp, $name)) {
c321a9	851	$prefs['default_folders'][$idx] = $prefix.$name;
d08333	852	}
A	853	}
	854	}
	855
	856	if (!empty($prefs['search_mods'])) {
	857	$folders = array();
	858	foreach ($prefs['search_mods'] as $idx => $value) {
	859	if ($idx != 'INBOX' && $idx != '*' && !preg_match($regexp, $idx)) {
	860	$idx = $prefix.$idx;
	861	}
	862	$folders[$idx] = $value;
	863	}
	864	$prefs['search_mods'] = $folders;
	865	}
	866
	867	if (!empty($prefs['message_threading'])) {
	868	$folders = array();
	869	foreach ($prefs['message_threading'] as $idx => $value) {
	870	if ($idx != 'INBOX' && !preg_match($regexp, $idx)) {
	871	$idx = $prefix.$idx;
	872	}
	873	$folders[$prefix.$idx] = $value;
	874	}
	875	$prefs['message_threading'] = $folders;
	876	}
	877
	878	if (!empty($prefs['collapsed_folders'])) {
	879	$folders = explode('&&', $prefs['collapsed_folders']);
	880	$count = count($folders);
	881	$folders_str = '';
	882
	883	if ($count) {
	884	$folders[0] = substr($folders[0], 1);
	885	$folders[$count-1] = substr($folders[$count-1], 0, -1);
	886	}
	887
	888	foreach ($folders as $value) {
	889	if ($value != 'INBOX' && !preg_match($regexp, $value)) {
	890	$value = $prefix.$value;
	891	}
	892	$folders_str .= '&'.$value.'&';
	893	}
	894	$prefs['collapsed_folders'] = $folders_str;
	895	}
	896
	897	$prefs['namespace_fixed'] = true;
	898
	899	// save updated preferences and reset imap settings (default folders)
	900	$user->save_prefs($prefs);
c321a9	901	$this->set_storage_prop();
d08333	902	}
A	903
0c2596	904
A	905	/**
	906	* Overwrite action variable
	907	*
	908	* @param string New action value
	909	*/
	910	public function overwrite_action($action)
	911	{
	912	$this->action = $action;
	913	$this->output->set_env('action', $action);
	914	}
	915
	916
	917	/**
	918	* Send the given message using the configured method.
	919	*
	920	* @param object $message Reference to Mail_MIME object
	921	* @param string $from Sender address string
	922	* @param array $mailto Array of recipient address strings
	923	* @param array $smtp_error SMTP error array (reference)
	924	* @param string $body_file Location of file with saved message body (reference),
	925	* used when delay_file_io is enabled
	926	* @param array $smtp_opts SMTP options (e.g. DSN request)
	927	*
	928	* @return boolean Send status.
	929	*/
	930	public function deliver_message(&$message, $from, $mailto, &$smtp_error, &$body_file = null, $smtp_opts = null)
	931	{
	932	$headers = $message->headers();
	933
	934	// send thru SMTP server using custom SMTP library
	935	if ($this->config->get('smtp_server')) {
	936	// generate list of recipients
	937	$a_recipients = array($mailto);
	938
	939	if (strlen($headers['Cc']))
	940	$a_recipients[] = $headers['Cc'];
	941	if (strlen($headers['Bcc']))
	942	$a_recipients[] = $headers['Bcc'];
	943
	944	// clean Bcc from header for recipients
	945	$send_headers = $headers;
	946	unset($send_headers['Bcc']);
	947	// here too, it because txtHeaders() below use $message->_headers not only $send_headers
	948	unset($message->_headers['Bcc']);
	949
	950	$smtp_headers = $message->txtHeaders($send_headers, true);
	951
	952	if ($message->getParam('delay_file_io')) {
	953	// use common temp dir
	954	$temp_dir = $this->config->get('temp_dir');
	955	$body_file = tempnam($temp_dir, 'rcmMsg');
	956	if (PEAR::isError($mime_result = $message->saveMessageBody($body_file))) {
	957	self::raise_error(array('code' => 650, 'type' => 'php',
	958	'file' => __FILE__, 'line' => __LINE__,
	959	'message' => "Could not create message: ".$mime_result->getMessage()),
	960	TRUE, FALSE);
	961	return false;
	962	}
	963	$msg_body = fopen($body_file, 'r');
	964	}
	965	else {
	966	$msg_body = $message->get();
	967	}
	968
	969	// send message
	970	if (!is_object($this->smtp)) {
	971	$this->smtp_init(true);
	972	}
	973
	974	$sent = $this->smtp->send_mail($from, $a_recipients, $smtp_headers, $msg_body, $smtp_opts);
	975	$smtp_response = $this->smtp->get_response();
	976	$smtp_error = $this->smtp->get_error();
	977
	978	// log error
	979	if (!$sent) {
	980	self::raise_error(array('code' => 800, 'type' => 'smtp',
	981	'line' => __LINE__, 'file' => __FILE__,
	982	'message' => "SMTP error: ".join("\n", $smtp_response)), TRUE, FALSE);
	983	}
	984	}
	985	// send mail using PHP's mail() function
	986	else {
	987	// unset some headers because they will be added by the mail() function
	988	$headers_enc = $message->headers($headers);
	989	$headers_php = $message->_headers;
	990	unset($headers_php['To'], $headers_php['Subject']);
	991
	992	// reset stored headers and overwrite
	993	$message->_headers = array();
	994	$header_str = $message->txtHeaders($headers_php);
	995
	996	// #1485779
	997	if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
	998	if (preg_match_all('/<([^@]+@[^>]+)>/', $headers_enc['To'], $m)) {
	999	$headers_enc['To'] = implode(', ', $m[1]);
	1000	}
	1001	}
	1002
	1003	$msg_body = $message->get();
	1004
	1005	if (PEAR::isError($msg_body)) {
	1006	self::raise_error(array('code' => 650, 'type' => 'php',
	1007	'file' => __FILE__, 'line' => __LINE__,
	1008	'message' => "Could not create message: ".$msg_body->getMessage()),
	1009	TRUE, FALSE);
	1010	}
	1011	else {
	1012	$delim = $this->config->header_delimiter();
	1013	$to = $headers_enc['To'];
	1014	$subject = $headers_enc['Subject'];
	1015	$header_str = rtrim($header_str);
	1016
	1017	if ($delim != "\r\n") {
	1018	$header_str = str_replace("\r\n", $delim, $header_str);
	1019	$msg_body = str_replace("\r\n", $delim, $msg_body);
	1020	$to = str_replace("\r\n", $delim, $to);
	1021	$subject = str_replace("\r\n", $delim, $subject);
	1022	}
	1023
	1024	if (ini_get('safe_mode'))
	1025	$sent = mail($to, $subject, $msg_body, $header_str);
	1026	else
	1027	$sent = mail($to, $subject, $msg_body, $header_str, "-f$from");
	1028	}
	1029	}
	1030
	1031	if ($sent) {
	1032	$this->plugins->exec_hook('message_sent', array('headers' => $headers, 'body' => $msg_body));
	1033
	1034	// remove MDN headers after sending
	1035	unset($headers['Return-Receipt-To'], $headers['Disposition-Notification-To']);
	1036
	1037	// get all recipients
	1038	if ($headers['Cc'])
	1039	$mailto .= $headers['Cc'];
	1040	if ($headers['Bcc'])
	1041	$mailto .= $headers['Bcc'];
	1042	if (preg_match_all('/<([^@]+@[^>]+)>/', $mailto, $m))
	1043	$mailto = implode(', ', array_unique($m[1]));
	1044
	1045	if ($this->config->get('smtp_log')) {
	1046	self::write_log('sendmail', sprintf("User %s [%s]; Message for %s; %s",
	1047	$this->user->get_username(),
	1048	$_SERVER['REMOTE_ADDR'],
	1049	$mailto,
	1050	!empty($smtp_response) ? join('; ', $smtp_response) : ''));
	1051	}
	1052	}
	1053
	1054	if (is_resource($msg_body)) {
	1055	fclose($msg_body);
	1056	}
	1057
	1058	$message->_headers = array();
	1059	$message->headers($headers);
	1060
	1061	return $sent;
	1062	}
	1063
	1064
	1065	/**
	1066	* Unique Message-ID generator.
	1067	*
	1068	* @return string Message-ID
	1069	*/
	1070	public function gen_message_id()
	1071	{
	1072	$local_part = md5(uniqid('rcmail'.mt_rand(),true));
	1073	$domain_part = $this->user->get_username('domain');
	1074
	1075	// Try to find FQDN, some spamfilters doesn't like 'localhost' (#1486924)
	1076	if (!preg_match('/\.[a-z]+$/i', $domain_part)) {
	1077	foreach (array($_SERVER['HTTP_HOST'], $_SERVER['SERVER_NAME']) as $host) {
	1078	$host = preg_replace('/:[0-9]+$/', '', $host);
	1079	if ($host && preg_match('/\.[a-z]+$/i', $host)) {
	1080	$domain_part = $host;
	1081	}
	1082	}
	1083	}
	1084
	1085	return sprintf('<%s@%s>', $local_part, $domain_part);
	1086	}
	1087
	1088
	1089	/**
	1090	* Returns RFC2822 formatted current date in user's timezone
	1091	*
	1092	* @return string Date
	1093	*/
	1094	public function user_date()
	1095	{
	1096	// get user's timezone
	1097	try {
	1098	$tz = new DateTimeZone($this->config->get('timezone'));
	1099	$date = new DateTime('now', $tz);
	1100	}
	1101	catch (Exception $e) {
	1102	$date = new DateTime();
	1103	}
	1104
	1105	return $date->format('r');
	1106	}
	1107
	1108
	1109	/**
	1110	* Write login data (name, ID, IP address) to the 'userlogins' log file.
	1111	*/
	1112	public function log_login()
	1113	{
	1114	if (!$this->config->get('log_logins')) {
	1115	return;
	1116	}
	1117
	1118	$user_name = $this->get_user_name();
	1119	$user_id = $this->get_user_id();
	1120
	1121	if (!$user_id) {
	1122	return;
	1123	}
	1124
	1125	self::write_log('userlogins',
	1126	sprintf('Successful login for %s (ID: %d) from %s in session %s',
1aceb9	1127	$user_name, $user_id, rcube_utils::remote_ip(), session_id()));
0c2596	1128	}
A	1129
1aceb9	1130
A	1131	/**
	1132	* Create a HTML table based on the given data
	1133	*
	1134	* @param array Named table attributes
	1135	* @param mixed Table row data. Either a two-dimensional array or a valid SQL result set
	1136	* @param array List of cols to show
	1137	* @param string Name of the identifier col
	1138	*
	1139	* @return string HTML table code
	1140	*/
	1141	public function table_output($attrib, $table_data, $a_show_cols, $id_col)
	1142	{
	1143	$table = new html_table(/array('cols' => count($a_show_cols))/);
	1144
	1145	// add table header
	1146	if (!$attrib['noheader']) {
	1147	foreach ($a_show_cols as $col) {
	1148	$table->add_header($col, $this->Q($this->gettext($col)));
	1149	}
	1150	}
	1151
	1152	if (!is_array($table_data)) {
	1153	$db = $this->get_dbh();
	1154	while ($table_data && ($sql_arr = $db->fetch_assoc($table_data))) {
	1155	$table->add_row(array('id' => 'rcmrow' . rcube_utils::html_identifier($sql_arr[$id_col])));
	1156
	1157	// format each col
	1158	foreach ($a_show_cols as $col) {
	1159	$table->add($col, $this->Q($sql_arr[$col]));
	1160	}
	1161	}
	1162	}
	1163	else {
	1164	foreach ($table_data as $row_data) {
	1165	$class = !empty($row_data['class']) ? $row_data['class'] : '';
	1166	$rowid = 'rcmrow' . rcube_utils::html_identifier($row_data[$id_col]);
	1167
	1168	$table->add_row(array('id' => $rowid, 'class' => $class));
	1169
	1170	// format each col
	1171	foreach ($a_show_cols as $col) {
	1172	$table->add($col, $this->Q(is_array($row_data[$col]) ? $row_data[$col][0] : $row_data[$col]));
	1173	}
	1174	}
	1175	}
	1176
	1177	return $table->show($attrib);
	1178	}
	1179
	1180
	1181	/**
	1182	* Convert the given date to a human readable form
	1183	* This uses the date formatting properties from config
	1184	*
	1185	* @param mixed Date representation (string, timestamp or DateTime object)
	1186	* @param string Date format to use
	1187	* @param bool Enables date convertion according to user timezone
	1188	*
	1189	* @return string Formatted date string
	1190	*/
	1191	public function format_date($date, $format = null, $convert = true)
	1192	{
	1193	if (is_object($date) && is_a($date, 'DateTime')) {
	1194	$timestamp = $date->format('U');
	1195	}
	1196	else {
	1197	if (!empty($date)) {
6075f0	1198	$timestamp = rcube_utils::strtotime($date);
1aceb9	1199	}
A	1200
	1201	if (empty($timestamp)) {
	1202	return '';
	1203	}
	1204
	1205	try {
	1206	$date = new DateTime("@".$timestamp);
	1207	}
	1208	catch (Exception $e) {
	1209	return '';
	1210	}
	1211	}
	1212
	1213	if ($convert) {
	1214	try {
	1215	// convert to the right timezone
	1216	$stz = date_default_timezone_get();
	1217	$tz = new DateTimeZone($this->config->get('timezone'));
	1218	$date->setTimezone($tz);
	1219	date_default_timezone_set($tz->getName());
	1220
	1221	$timestamp = $date->format('U');
	1222	}
	1223	catch (Exception $e) {
	1224	}
	1225	}
	1226
	1227	// define date format depending on current time
	1228	if (!$format) {
	1229	$now = time();
	1230	$now_date = getdate($now);
	1231	$today_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday'], $now_date['year']);
	1232	$week_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday']-6, $now_date['year']);
	1233	$pretty_date = $this->config->get('prettydate');
	1234
	1235	if ($pretty_date && $timestamp > $today_limit && $timestamp < $now) {
	1236	$format = $this->config->get('date_today', $this->config->get('time_format', 'H:i'));
	1237	$today = true;
	1238	}
	1239	else if ($pretty_date && $timestamp > $week_limit && $timestamp < $now) {
	1240	$format = $this->config->get('date_short', 'D H:i');
	1241	}
	1242	else {
	1243	$format = $this->config->get('date_long', 'Y-m-d H:i');
	1244	}
	1245	}
	1246
	1247	// strftime() format
	1248	if (preg_match('/%[a-z]+/i', $format)) {
	1249	$format = strftime($format, $timestamp);
	1250	if ($stz) {
	1251	date_default_timezone_set($stz);
	1252	}
	1253	return $today ? ($this->gettext('today') . ' ' . $format) : $format;
	1254	}
	1255
	1256	// parse format string manually in order to provide localized weekday and month names
	1257	// an alternative would be to convert the date() format string to fit with strftime()
	1258	$out = '';
	1259	for ($i=0; $i<strlen($format); $i++) {
	1260	if ($format[$i] == "\\") { // skip escape chars
	1261	continue;
	1262	}
	1263
	1264	// write char "as-is"
	1265	if ($format[$i] == ' ' \|\| $format[$i-1] == "\\") {
	1266	$out .= $format[$i];
	1267	}
	1268	// weekday (short)
	1269	else if ($format[$i] == 'D') {
	1270	$out .= $this->gettext(strtolower(date('D', $timestamp)));
	1271	}
	1272	// weekday long
	1273	else if ($format[$i] == 'l') {
	1274	$out .= $this->gettext(strtolower(date('l', $timestamp)));
	1275	}
	1276	// month name (short)
	1277	else if ($format[$i] == 'M') {
	1278	$out .= $this->gettext(strtolower(date('M', $timestamp)));
	1279	}
	1280	// month name (long)
	1281	else if ($format[$i] == 'F') {
	1282	$out .= $this->gettext('long'.strtolower(date('M', $timestamp)));
	1283	}
	1284	else if ($format[$i] == 'x') {
	1285	$out .= strftime('%x %X', $timestamp);
	1286	}
	1287	else {
	1288	$out .= date($format[$i], $timestamp);
	1289	}
	1290	}
	1291
	1292	if ($today) {
	1293	$label = $this->gettext('today');
	1294	// replcae $ character with "Today" label (#1486120)
	1295	if (strpos($out, '$') !== false) {
	1296	$out = preg_replace('/\$/', $label, $out, 1);
	1297	}
	1298	else {
	1299	$out = $label . ' ' . $out;
	1300	}
	1301	}
	1302
	1303	if ($stz) {
	1304	date_default_timezone_set($stz);
	1305	}
	1306
	1307	return $out;
	1308	}
	1309
	1310
	1311	/**
	1312	* Return folders list in HTML
	1313	*
	1314	* @param array $attrib Named parameters
	1315	*
	1316	* @return string HTML code for the gui object
	1317	*/
	1318	public function folder_list($attrib)
	1319	{
	1320	static $a_mailboxes;
	1321
	1322	$attrib += array('maxlength' => 100, 'realnames' => false, 'unreadwrap' => ' (%s)');
	1323
	1324	$rcmail = rcmail::get_instance();
	1325	$storage = $rcmail->get_storage();
	1326
	1327	// add some labels to client
	1328	$rcmail->output->add_label('purgefolderconfirm', 'deletemessagesconfirm');
	1329
	1330	$type = $attrib['type'] ? $attrib['type'] : 'ul';
	1331	unset($attrib['type']);
	1332
	1333	if ($type == 'ul' && !$attrib['id']) {
	1334	$attrib['id'] = 'rcmboxlist';
	1335	}
	1336
	1337	if (empty($attrib['folder_name'])) {
	1338	$attrib['folder_name'] = '*';
	1339	}
	1340
	1341	// get current folder
	1342	$mbox_name = $storage->get_folder();
	1343
	1344	// build the folders tree
	1345	if (empty($a_mailboxes)) {
	1346	// get mailbox list
	1347	$a_folders = $storage->list_folders_subscribed(
	1348	'', $attrib['folder_name'], $attrib['folder_filter']);
	1349	$delimiter = $storage->get_hierarchy_delimiter();
	1350	$a_mailboxes = array();
	1351
	1352	foreach ($a_folders as $folder) {
	1353	$rcmail->build_folder_tree($a_mailboxes, $folder, $delimiter);
	1354	}
	1355	}
	1356
	1357	// allow plugins to alter the folder tree or to localize folder names
	1358	$hook = $rcmail->plugins->exec_hook('render_mailboxlist', array(
	1359	'list' => $a_mailboxes,
	1360	'delimiter' => $delimiter,
	1361	'type' => $type,
	1362	'attribs' => $attrib,
	1363	));
	1364
	1365	$a_mailboxes = $hook['list'];
	1366	$attrib = $hook['attribs'];
	1367
	1368	if ($type == 'select') {
0a1dd5	1369	$attrib['is_escaped'] = true;
1aceb9	1370	$select = new html_select($attrib);
A	1371
	1372	// add no-selection option
	1373	if ($attrib['noselection']) {
0a1dd5	1374	$select->add(html::quote($rcmail->gettext($attrib['noselection'])), '');
1aceb9	1375	}
A	1376
	1377	$rcmail->render_folder_tree_select($a_mailboxes, $mbox_name, $attrib['maxlength'], $select, $attrib['realnames']);
	1378	$out = $select->show($attrib['default']);
	1379	}
	1380	else {
	1381	$js_mailboxlist = array();
	1382	$out = html::tag('ul', $attrib, $rcmail->render_folder_tree_html($a_mailboxes, $mbox_name, $js_mailboxlist, $attrib), html::$common_attrib);
	1383
	1384	$rcmail->output->add_gui_object('mailboxlist', $attrib['id']);
	1385	$rcmail->output->set_env('mailboxes', $js_mailboxlist);
	1386	$rcmail->output->set_env('unreadwrap', $attrib['unreadwrap']);
	1387	$rcmail->output->set_env('collapsed_folders', (string)$rcmail->config->get('collapsed_folders'));
	1388	}
	1389
	1390	return $out;
	1391	}
	1392
	1393
	1394	/**
	1395	* Return folders list as html_select object
	1396	*
	1397	* @param array $p Named parameters
	1398	*
	1399	* @return html_select HTML drop-down object
	1400	*/
	1401	public function folder_selector($p = array())
	1402	{
0a1dd5	1403	$p += array('maxlength' => 100, 'realnames' => false, 'is_escaped' => true);
1aceb9	1404	$a_mailboxes = array();
A	1405	$storage = $this->get_storage();
	1406
	1407	if (empty($p['folder_name'])) {
	1408	$p['folder_name'] = '*';
	1409	}
	1410
	1411	if ($p['unsubscribed']) {
	1412	$list = $storage->list_folders('', $p['folder_name'], $p['folder_filter'], $p['folder_rights']);
	1413	}
	1414	else {
	1415	$list = $storage->list_folders_subscribed('', $p['folder_name'], $p['folder_filter'], $p['folder_rights']);
	1416	}
	1417
	1418	$delimiter = $storage->get_hierarchy_delimiter();
	1419
	1420	foreach ($list as $folder) {
	1421	if (empty($p['exceptions']) \|\| !in_array($folder, $p['exceptions'])) {
	1422	$this->build_folder_tree($a_mailboxes, $folder, $delimiter);
	1423	}
	1424	}
	1425
	1426	$select = new html_select($p);
	1427
	1428	if ($p['noselection']) {
0a1dd5	1429	$select->add(html::quote($p['noselection']), '');
1aceb9	1430	}
A	1431
	1432	$this->render_folder_tree_select($a_mailboxes, $mbox, $p['maxlength'], $select, $p['realnames'], 0, $p);
	1433
	1434	return $select;
	1435	}
	1436
	1437
	1438	/**
	1439	* Create a hierarchical array of the mailbox list
	1440	*/
	1441	public function build_folder_tree(&$arrFolders, $folder, $delm = '/', $path = '')
	1442	{
	1443	// Handle namespace prefix
	1444	$prefix = '';
	1445	if (!$path) {
	1446	$n_folder = $folder;
	1447	$folder = $this->storage->mod_folder($folder);
	1448
	1449	if ($n_folder != $folder) {
	1450	$prefix = substr($n_folder, 0, -strlen($folder));
	1451	}
	1452	}
	1453
	1454	$pos = strpos($folder, $delm);
	1455
	1456	if ($pos !== false) {
	1457	$subFolders = substr($folder, $pos+1);
	1458	$currentFolder = substr($folder, 0, $pos);
	1459
	1460	// sometimes folder has a delimiter as the last character
	1461	if (!strlen($subFolders)) {
	1462	$virtual = false;
	1463	}
	1464	else if (!isset($arrFolders[$currentFolder])) {
	1465	$virtual = true;
	1466	}
	1467	else {
	1468	$virtual = $arrFolders[$currentFolder]['virtual'];
	1469	}
	1470	}
	1471	else {
	1472	$subFolders = false;
	1473	$currentFolder = $folder;
	1474	$virtual = false;
	1475	}
	1476
	1477	$path .= $prefix . $currentFolder;
	1478
	1479	if (!isset($arrFolders[$currentFolder])) {
	1480	$arrFolders[$currentFolder] = array(
	1481	'id' => $path,
	1482	'name' => rcube_charset::convert($currentFolder, 'UTF7-IMAP'),
	1483	'virtual' => $virtual,
	1484	'folders' => array());
	1485	}
	1486	else {
	1487	$arrFolders[$currentFolder]['virtual'] = $virtual;
	1488	}
	1489
	1490	if (strlen($subFolders)) {
	1491	$this->build_folder_tree($arrFolders[$currentFolder]['folders'], $subFolders, $delm, $path.$delm);
	1492	}
	1493	}
	1494
	1495
	1496	/**
	1497	* Return html for a structured list <ul> for the mailbox tree
	1498	*/
	1499	public function render_folder_tree_html(&$arrFolders, &$mbox_name, &$jslist, $attrib, $nestLevel = 0)
	1500	{
	1501	$maxlength = intval($attrib['maxlength']);
	1502	$realnames = (bool)$attrib['realnames'];
	1503	$msgcounts = $this->storage->get_cache('messagecount');
	1504	$collapsed = $this->config->get('collapsed_folders');
	1505
	1506	$out = '';
	1507	foreach ($arrFolders as $key => $folder) {
	1508	$title = null;
	1509	$folder_class = $this->folder_classname($folder['id']);
	1510	$is_collapsed = strpos($collapsed, '&'.rawurlencode($folder['id']).'&') !== false;
	1511	$unread = $msgcounts ? intval($msgcounts[$folder['id']]['UNSEEN']) : 0;
	1512
	1513	if ($folder_class && !$realnames) {
	1514	$foldername = $this->gettext($folder_class);
	1515	}
	1516	else {
	1517	$foldername = $folder['name'];
	1518
	1519	// shorten the folder name to a given length
	1520	if ($maxlength && $maxlength > 1) {
	1521	$fname = abbreviate_string($foldername, $maxlength);
	1522	if ($fname != $foldername) {
	1523	$title = $foldername;
	1524	}
	1525	$foldername = $fname;
	1526	}
	1527	}
	1528
	1529	// make folder name safe for ids and class names
	1530	$folder_id = rcube_utils::html_identifier($folder['id'], true);
	1531	$classes = array('mailbox');
	1532
	1533	// set special class for Sent, Drafts, Trash and Junk
	1534	if ($folder_class) {
	1535	$classes[] = $folder_class;
	1536	}
	1537
	1538	if ($folder['id'] == $mbox_name) {
	1539	$classes[] = 'selected';
	1540	}
	1541
	1542	if ($folder['virtual']) {
	1543	$classes[] = 'virtual';
	1544	}
	1545	else if ($unread) {
	1546	$classes[] = 'unread';
	1547	}
	1548
	1549	$js_name = $this->JQ($folder['id']);
	1550	$html_name = $this->Q($foldername) . ($unread ? html::span('unreadcount', sprintf($attrib['unreadwrap'], $unread)) : '');
	1551	$link_attrib = $folder['virtual'] ? array() : array(
	1552	'href' => $this->url(array('_mbox' => $folder['id'])),
	1553	'onclick' => sprintf("return %s.command('list','%s',this)", rcmail::JS_OBJECT_NAME, $js_name),
	1554	'rel' => $folder['id'],
	1555	'title' => $title,
	1556	);
	1557
	1558	$out .= html::tag('li', array(
	1559	'id' => "rcmli".$folder_id,
	1560	'class' => join(' ', $classes),
	1561	'noclose' => true),
	1562	html::a($link_attrib, $html_name) .
	1563	(!empty($folder['folders']) ? html::div(array(
	1564	'class' => ($is_collapsed ? 'collapsed' : 'expanded'),
	1565	'style' => "position:absolute",
	1566	'onclick' => sprintf("%s.command('collapse-folder', '%s')", rcmail::JS_OBJECT_NAME, $js_name)
	1567	), ' ') : ''));
	1568
	1569	$jslist[$folder_id] = array(
	1570	'id' => $folder['id'],
	1571	'name' => $foldername,
	1572	'virtual' => $folder['virtual']
	1573	);
	1574
	1575	if (!empty($folder['folders'])) {
	1576	$out .= html::tag('ul', array('style' => ($is_collapsed ? "display:none;" : null)),
	1577	$this->render_folder_tree_html($folder['folders'], $mbox_name, $jslist, $attrib, $nestLevel+1));
	1578	}
	1579
	1580	$out .= "</li>\n";
	1581	}
	1582
	1583	return $out;
	1584	}
	1585
	1586
	1587	/**
	1588	* Return html for a flat list <select> for the mailbox tree
	1589	*/
	1590	public function render_folder_tree_select(&$arrFolders, &$mbox_name, $maxlength, &$select, $realnames = false, $nestLevel = 0, $opts = array())
	1591	{
	1592	$out = '';
	1593
	1594	foreach ($arrFolders as $key => $folder) {
	1595	// skip exceptions (and its subfolders)
	1596	if (!empty($opts['exceptions']) && in_array($folder['id'], $opts['exceptions'])) {
	1597	continue;
	1598	}
	1599
	1600	// skip folders in which it isn't possible to create subfolders
	1601	if (!empty($opts['skip_noinferiors'])) {
	1602	$attrs = $this->storage->folder_attributes($folder['id']);
	1603	if ($attrs && in_array('\\Noinferiors', $attrs)) {
	1604	continue;
	1605	}
	1606	}
	1607
	1608	if (!$realnames && ($folder_class = $this->folder_classname($folder['id']))) {
	1609	$foldername = $this->gettext($folder_class);
	1610	}
	1611	else {
	1612	$foldername = $folder['name'];
	1613
	1614	// shorten the folder name to a given length
	1615	if ($maxlength && $maxlength > 1) {
	1616	$foldername = abbreviate_string($foldername, $maxlength);
	1617	}
e7ca04	1618	}
1aceb9	1619
0a1dd5	1620	$select->add(str_repeat(' ', $nestLevel*4) . html::quote($foldername), $folder['id']);
1aceb9	1621
e7ca04	1622	if (!empty($folder['folders'])) {
A	1623	$out .= $this->render_folder_tree_select($folder['folders'], $mbox_name, $maxlength,
	1624	$select, $realnames, $nestLevel+1, $opts);
1aceb9	1625	}
A	1626	}
	1627
	1628	return $out;
	1629	}
	1630
	1631
	1632	/**
	1633	* Return internal name for the given folder if it matches the configured special folders
	1634	*/
	1635	public function folder_classname($folder_id)
	1636	{
	1637	if ($folder_id == 'INBOX') {
	1638	return 'inbox';
	1639	}
	1640
	1641	// for these mailboxes we have localized labels and css classes
	1642	foreach (array('sent', 'drafts', 'trash', 'junk') as $smbx)
	1643	{
	1644	if ($folder_id === $this->config->get($smbx.'_mbox')) {
	1645	return $smbx;
	1646	}
	1647	}
	1648	}
	1649
	1650
	1651	/**
	1652	* Try to localize the given IMAP folder name.
	1653	* UTF-7 decode it in case no localized text was found
	1654	*
	1655	* @param string $name Folder name
	1656	*
	1657	* @return string Localized folder name in UTF-8 encoding
	1658	*/
	1659	public function localize_foldername($name)
	1660	{
	1661	if ($folder_class = $this->folder_classname($name)) {
	1662	return $this->gettext($folder_class);
	1663	}
	1664	else {
	1665	return rcube_charset::convert($name, 'UTF7-IMAP');
	1666	}
	1667	}
	1668
	1669
	1670	public function localize_folderpath($path)
	1671	{
	1672	$protect_folders = $this->config->get('protect_default_folders');
	1673	$default_folders = (array) $this->config->get('default_folders');
	1674	$delimiter = $this->storage->get_hierarchy_delimiter();
	1675	$path = explode($delimiter, $path);
	1676	$result = array();
	1677
	1678	foreach ($path as $idx => $dir) {
	1679	$directory = implode($delimiter, array_slice($path, 0, $idx+1));
	1680	if ($protect_folders && in_array($directory, $default_folders)) {
	1681	unset($result);
	1682	$result[] = $this->localize_foldername($directory);
	1683	}
	1684	else {
	1685	$result[] = rcube_charset::convert($dir, 'UTF7-IMAP');
	1686	}
	1687	}
	1688
	1689	return implode($delimiter, $result);
	1690	}
	1691
	1692
	1693	public static function quota_display($attrib)
	1694	{
	1695	$rcmail = rcmail::get_instance();
	1696
	1697	if (!$attrib['id']) {
	1698	$attrib['id'] = 'rcmquotadisplay';
	1699	}
	1700
	1701	$_SESSION['quota_display'] = !empty($attrib['display']) ? $attrib['display'] : 'text';
	1702
	1703	$rcmail->output->add_gui_object('quotadisplay', $attrib['id']);
	1704
	1705	$quota = $rcmail->quota_content($attrib);
	1706
	1707	$rcmail->output->add_script('rcmail.set_quota('.rcube_output::json_serialize($quota).');', 'docready');
	1708
	1709	return html::span($attrib, '');
	1710	}
	1711
	1712
	1713	public function quota_content($attrib = null)
	1714	{
	1715	$quota = $this->storage->get_quota();
	1716	$quota = $this->plugins->exec_hook('quota', $quota);
	1717
	1718	$quota_result = (array) $quota;
	1719	$quota_result['type'] = isset($_SESSION['quota_display']) ? $_SESSION['quota_display'] : '';
	1720
	1721	if (!$quota['total'] && $this->config->get('quota_zero_as_unlimited')) {
	1722	$quota_result['title'] = $this->gettext('unlimited');
	1723	$quota_result['percent'] = 0;
	1724	}
	1725	else if ($quota['total']) {
	1726	if (!isset($quota['percent'])) {
	1727	$quota_result['percent'] = min(100, round(($quota['used']/max(1,$quota['total']))*100));
	1728	}
	1729
	1730	$title = sprintf('%s / %s (%.0f%%)',
	1731	$this->show_bytes($quota['used'] * 1024), $this->show_bytes($quota['total'] * 1024),
	1732	$quota_result['percent']);
	1733
	1734	$quota_result['title'] = $title;
	1735
	1736	if ($attrib['width']) {
	1737	$quota_result['width'] = $attrib['width'];
	1738	}
	1739	if ($attrib['height']) {
	1740	$quota_result['height'] = $attrib['height'];
	1741	}
	1742	}
	1743	else {
	1744	$quota_result['title'] = $this->gettext('unknown');
	1745	$quota_result['percent'] = 0;
	1746	}
	1747
	1748	return $quota_result;
	1749	}
	1750
	1751
	1752	/**
	1753	* Outputs error message according to server error/response codes
	1754	*
	1755	* @param string $fallback Fallback message label
	1756	* @param array $fallback_args Fallback message label arguments
	1757	*/
	1758	public function display_server_error($fallback = null, $fallback_args = null)
	1759	{
	1760	$err_code = $this->storage->get_error_code();
	1761	$res_code = $this->storage->get_response_code();
	1762
524e48	1763	if ($res_code == rcube_storage::NOPERM) {
1aceb9	1764	$this->output->show_message('errornoperm', 'error');
A	1765	}
	1766	else if ($res_code == rcube_storage::READONLY) {
	1767	$this->output->show_message('errorreadonly', 'error');
	1768	}
	1769	else if ($err_code && ($err_str = $this->storage->get_error_str())) {
	1770	// try to detect access rights problem and display appropriate message
	1771	if (stripos($err_str, 'Permission denied') !== false) {
	1772	$this->output->show_message('errornoperm', 'error');
	1773	}
	1774	else {
	1775	$this->output->show_message('servererrormsg', 'error', array('msg' => $err_str));
	1776	}
	1777	}
524e48	1778	else if ($err_code < 0) {
AM	1779	$this->output->show_message('storageerror', 'error');
	1780	}
1aceb9	1781	else if ($fallback) {
A	1782	$this->output->show_message($fallback, 'error', $fallback_args);
	1783	}
	1784	}
	1785
	1786
	1787	/**
	1788	* Output HTML editor scripts
	1789	*
	1790	* @param string $mode Editor mode
	1791	*/
	1792	public function html_editor($mode = '')
	1793	{
	1794	$hook = $this->plugins->exec_hook('html_editor', array('mode' => $mode));
	1795
	1796	if ($hook['abort']) {
	1797	return;
	1798	}
	1799
	1800	$lang = strtolower($_SESSION['language']);
	1801
	1802	// TinyMCE uses two-letter lang codes, with exception of Chinese
	1803	if (strpos($lang, 'zh_') === 0) {
	1804	$lang = str_replace('_', '-', $lang);
	1805	}
	1806	else {
	1807	$lang = substr($lang, 0, 2);
	1808	}
	1809
	1810	if (!file_exists(INSTALL_PATH . 'program/js/tiny_mce/langs/'.$lang.'.js')) {
	1811	$lang = 'en';
	1812	}
	1813
	1814	$script = json_encode(array(
	1815	'mode' => $mode,
	1816	'lang' => $lang,
	1817	'skin_path' => $this->output->get_skin_path(),
	1818	'spellcheck' => intval($this->config->get('enable_spellcheck')),
	1819	'spelldict' => intval($this->config->get('spellcheck_dictionary'))
	1820	));
	1821
	1822	$this->output->include_script('tiny_mce/tiny_mce.js');
	1823	$this->output->include_script('editor.js');
	1824	$this->output->add_script("rcmail_editor_init($script)", 'docready');
	1825	}
	1826
	1827
	1828	/**
	1829	* Replaces TinyMCE's emoticon images with plain-text representation
	1830	*
	1831	* @param string $html HTML content
	1832	*
	1833	* @return string HTML content
	1834	*/
	1835	public static function replace_emoticons($html)
	1836	{
	1837	$emoticons = array(
	1838	'8-)' => 'smiley-cool',
	1839	':-#' => 'smiley-foot-in-mouth',
	1840	':-*' => 'smiley-kiss',
	1841	':-X' => 'smiley-sealed',
	1842	':-P' => 'smiley-tongue-out',
	1843	':-@' => 'smiley-yell',
	1844	":'(" => 'smiley-cry',
	1845	':-(' => 'smiley-frown',
	1846	':-D' => 'smiley-laughing',
	1847	':-)' => 'smiley-smile',
	1848	':-S' => 'smiley-undecided',
	1849	':-$' => 'smiley-embarassed',
	1850	'O:-)' => 'smiley-innocent',
	1851	':-\|' => 'smiley-money-mouth',
	1852	':-O' => 'smiley-surprised',
	1853	';-)' => 'smiley-wink',
	1854	);
	1855
	1856	foreach ($emoticons as $idx => $file) {
	1857	// <img title="Cry" src="http://.../program/js/tiny_mce/plugins/emotions/img/smiley-cry.gif" border="0" alt="Cry" />
	1858	$search[] = '/<img title="[a-z ]+" src="https?:\/\/[a-z0-9_.\/-]+\/tiny_mce\/plugins\/emotions\/img\/'.$file.'.gif"[^>]+\/>/i';
	1859	$replace[] = $idx;
	1860	}
	1861
	1862	return preg_replace($search, $replace, $html);
	1863	}
	1864
	1865
	1866	/**
	1867	* File upload progress handler.
	1868	*/
	1869	public function upload_progress()
	1870	{
	1871	$prefix = ini_get('apc.rfc1867_prefix');
	1872	$params = array(
	1873	'action' => $this->action,
	1874	'name' => rcube_utils::get_input_value('_progress', rcube_utils::INPUT_GET),
	1875	);
	1876
	1877	if (function_exists('apc_fetch')) {
	1878	$status = apc_fetch($prefix . $params['name']);
	1879
	1880	if (!empty($status)) {
	1881	$status['percent'] = round($status['current']/$status['total']*100);
	1882	$params = array_merge($status, $params);
	1883	}
	1884	}
	1885
	1886	if (isset($params['percent']))
	1887	$params['text'] = $this->gettext(array('name' => 'uploadprogress', 'vars' => array(
	1888	'percent' => $params['percent'] . '%',
	1889	'current' => $this->show_bytes($params['current']),
	1890	'total' => $this->show_bytes($params['total'])
	1891	)));
	1892
	1893	$this->output->command('upload_progress_update', $params);
	1894	$this->output->send();
	1895	}
	1896
	1897
	1898	/**
	1899	* Initializes file uploading interface.
	1900	*/
	1901	public function upload_init()
	1902	{
	1903	// Enable upload progress bar
	1904	if (($seconds = $this->config->get('upload_progress')) && ini_get('apc.rfc1867')) {
	1905	if ($field_name = ini_get('apc.rfc1867_name')) {
	1906	$this->output->set_env('upload_progress_name', $field_name);
	1907	$this->output->set_env('upload_progress_time', (int) $seconds);
	1908	}
	1909	}
	1910
	1911	// find max filesize value
	1912	$max_filesize = parse_bytes(ini_get('upload_max_filesize'));
	1913	$max_postsize = parse_bytes(ini_get('post_max_size'));
	1914	if ($max_postsize && $max_postsize < $max_filesize) {
	1915	$max_filesize = $max_postsize;
	1916	}
	1917
	1918	$this->output->set_env('max_filesize', $max_filesize);
	1919	$max_filesize = self::show_bytes($max_filesize);
	1920	$this->output->set_env('filesizeerror', $this->gettext(array(
	1921	'name' => 'filesizeerror', 'vars' => array('size' => $max_filesize))));
	1922
	1923	return $max_filesize;
	1924	}
	1925
	1926
	1927	/**
	1928	* Initializes client-side autocompletion.
	1929	*/
	1930	public function autocomplete_init()
	1931	{
	1932	static $init;
	1933
	1934	if ($init) {
	1935	return;
	1936	}
	1937
	1938	$init = 1;
	1939
	1940	if (($threads = (int)$this->config->get('autocomplete_threads')) > 0) {
	1941	$book_types = (array) $this->config->get('autocomplete_addressbooks', 'sql');
	1942	if (count($book_types) > 1) {
	1943	$this->output->set_env('autocomplete_threads', $threads);
	1944	$this->output->set_env('autocomplete_sources', $book_types);
	1945	}
	1946	}
	1947
	1948	$this->output->set_env('autocomplete_max', (int)$this->config->get('autocomplete_max', 15));
	1949	$this->output->set_env('autocomplete_min_length', $this->config->get('autocomplete_min_length'));
	1950	$this->output->add_label('autocompletechars', 'autocompletemore');
	1951	}
	1952
	1953
	1954	/**
	1955	* Returns supported font-family specifications
	1956	*
	1957	* @param string $font Font name
	1958	*
	1959	* @param string\|array Font-family specification array or string (if $font is used)
	1960	*/
	1961	public static function font_defs($font = null)
	1962	{
	1963	$fonts = array(
	1964	'Andale Mono' => '"Andale Mono",Times,monospace',
	1965	'Arial' => 'Arial,Helvetica,sans-serif',
	1966	'Arial Black' => '"Arial Black","Avant Garde",sans-serif',
	1967	'Book Antiqua' => '"Book Antiqua",Palatino,serif',
	1968	'Courier New' => '"Courier New",Courier,monospace',
	1969	'Georgia' => 'Georgia,Palatino,serif',
	1970	'Helvetica' => 'Helvetica,Arial,sans-serif',
	1971	'Impact' => 'Impact,Chicago,sans-serif',
	1972	'Tahoma' => 'Tahoma,Arial,Helvetica,sans-serif',
	1973	'Terminal' => 'Terminal,Monaco,monospace',
	1974	'Times New Roman' => '"Times New Roman",Times,serif',
	1975	'Trebuchet MS' => '"Trebuchet MS",Geneva,sans-serif',
	1976	'Verdana' => 'Verdana,Geneva,sans-serif',
	1977	);
	1978
	1979	if ($font) {
	1980	return $fonts[$font];
	1981	}
	1982
	1983	return $fonts;
	1984	}
	1985
	1986
	1987	/**
	1988	* Create a human readable string for a number of bytes
	1989	*
	1990	* @param int Number of bytes
	1991	*
	1992	* @return string Byte string
	1993	*/
	1994	public function show_bytes($bytes)
	1995	{
	1996	if ($bytes >= 1073741824) {
	1997	$gb = $bytes/1073741824;
	1998	$str = sprintf($gb>=10 ? "%d " : "%.1f ", $gb) . $this->gettext('GB');
	1999	}
	2000	else if ($bytes >= 1048576) {
	2001	$mb = $bytes/1048576;
	2002	$str = sprintf($mb>=10 ? "%d " : "%.1f ", $mb) . $this->gettext('MB');
	2003	}
	2004	else if ($bytes >= 1024) {
	2005	$str = sprintf("%d ", round($bytes/1024)) . $this->gettext('KB');
	2006	}
	2007	else {
	2008	$str = sprintf('%d ', $bytes) . $this->gettext('B');
	2009	}
	2010
	2011	return $str;
	2012	}
	2013
	2014
	2015	/**
	2016	* Quote a given string.
	2017	* Shortcut function for rcube_utils::rep_specialchars_output()
	2018	*
	2019	* @return string HTML-quoted string
	2020	*/
	2021	public static function Q($str, $mode = 'strict', $newlines = true)
	2022	{
	2023	return rcube_utils::rep_specialchars_output($str, 'html', $mode, $newlines);
	2024	}
	2025
	2026
	2027	/**
	2028	* Quote a given string for javascript output.
	2029	* Shortcut function for rcube_utils::rep_specialchars_output()
	2030	*
	2031	* @return string JS-quoted string
	2032	*/
	2033	public static function JQ($str)
	2034	{
	2035	return rcube_utils::rep_specialchars_output($str, 'js');
	2036	}
	2037
	2038
8749e9	2039	/**
AM	2040	* Returns real size (calculated) of the message part
	2041	*
	2042	* @param rcube_message_part Message part
	2043	*
	2044	* @return string Part size (and unit)
	2045	*/
	2046	public function message_part_size($part)
	2047	{
	2048	if (isset($part->d_parameters['size'])) {
	2049	$size = $this->show_bytes((int)$part->d_parameters['size']);
	2050	}
	2051	else {
	2052	$size = $part->size;
	2053	if ($part->encoding == 'base64') {
	2054	$size = $size / 1.33;
	2055	}
	2056
	2057	$size = '~' . $this->show_bytes($size);
	2058	}
	2059
	2060	return $size;
	2061	}
	2062
	2063
1aceb9	2064	/************************************************************************
A	2065	******* Deprecated methods (to be removed) *******
	2066	***********************************************************************/
	2067
	2068	public static function setcookie($name, $value, $exp = 0)
	2069	{
	2070	rcube_utils::setcookie($name, $value, $exp);
	2071	}
38a08c	2072
AM	2073	public function imap_connect()
	2074	{
	2075	return $this->storage_connect();
	2076	}
5a575b	2077
b97f21	2078	public function imap_init()
TB	2079	{
	2080	return $this->storage_init();
	2081	}
	2082
5a575b	2083	/**
AM	2084	* Connect to the mail storage server with stored session data
	2085	*
	2086	* @return bool True on success, False on error
	2087	*/
	2088	public function storage_connect()
	2089	{
	2090	$storage = $this->get_storage();
	2091
	2092	if ($_SESSION['storage_host'] && !$storage->is_connected()) {
	2093	$host = $_SESSION['storage_host'];
	2094	$user = $_SESSION['username'];
	2095	$port = $_SESSION['storage_port'];
	2096	$ssl = $_SESSION['storage_ssl'];
	2097	$pass = $this->decrypt($_SESSION['password']);
	2098
	2099	if (!$storage->connect($host, $user, $pass, $port, $ssl)) {
	2100	if (is_object($this->output)) {
7ea292	2101	$this->output->show_message('storageerror', 'error');
5a575b	2102	}
AM	2103	}
	2104	else {
	2105	$this->set_storage_prop();
	2106	}
	2107	}
	2108
5f6c71	2109	return $storage->is_connected();
5a575b	2110	}
197601	2111	}