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	diff --git a/plugins/managesieve/Changelog b/plugins/managesieve/Changelog
	index d8baf63ef..c0b46e070 100644
	--- a/plugins/managesieve/Changelog
	+++ b/plugins/managesieve/Changelog
	@@ -1,266 +1,267 @@
	- Support tls:// prefix in managesieve_host option
	- Removed depracated functions usage
	+- Don't trim whitespace in folder names (#1488955)

	* version 6.1 [2012-12-21]
	-----------------------------------------------------------
	- Fixed filter activation/deactivation confirmation message (#1488765)
	- Moved rcube_* classes to <plugin>/lib/Roundcube for compat. with Roundcube Framework autoloader
	- Fixed filter selection after filter deletion (#1488832)
	- Fixed compatibility with jQueryUI-1.9
	- Don't force 'stop' action on last rule in a script

	* version 6.0 [2012-10-03]
	-----------------------------------------------------------
	- Fixed issue with DBMail bug [http://pear.php.net/bugs/bug.php?id=19077] (#1488594)
	- Added support for enotify/notify (RFC5435, RFC5436, draft-ietf-sieve-notify-00)
	- Change default port to 4190 (IANA-allocated), add port auto-detection (#1488713)
	- Added request size limits detection and script corruption prevention (#1488648)
	- Fix so scripts listed in managesieve_filename_exceptions aren't displayed on the list (#1488724)

	* version 5.2 [2012-07-24]
	-----------------------------------------------------------
	- Added GUI for variables setting - RFC5229 (patch from Paweł Słowik)
	- Fixed scrollbars in Larry's iframes
	- Fix performance issue in message_headers_output hook handling

	* version 5.1 [2012-06-21]
	-----------------------------------------------------------
	- Fixed filter popup width (for non-english localizations)
	- Fixed tokenizer infinite loop on invalid script content
	- Larry skin support
	- Fixed custom header name validity check, made RFC2822-compliant

	* version 5.0 [2012-01-05]
	-----------------------------------------------------------
	- Fixed setting test type to :is when none is specified
	- Fixed javascript error in IE8
	- Fixed possible ID duplication when adding filter rules very fast (#1488288)
	- Fixed bug where drag layer wasn't removed when dragging was ended over sets list

	* version 5.0-rc1 [2011-11-17]
	-----------------------------------------------------------
	- Fixed sorting of scripts, scripts including aware of the sort order
	- Fixed import of rules with unsupported tests
	- Added 'address' and 'envelope' tests support
	- Added 'body' extension support (RFC5173)
	- Added 'subaddress' extension support (RFC5233)
	- Added comparators support
	- Changed Sender/Recipient labels to From/To
	- Fixed importing rule names from Ingo
	- Fixed handling of extensions disabled in config

	* version 5.0-beta [2011-10-17]
	-----------------------------------------------------------
	- Added possibility to create a filter based on selected message "in-place"
	- Fixed import from Horde-INGO (#1488064)
	- Add managesieve_script_name option for default name of the script (#1487956)
	- Fixed handling of enabled magic_quotes_gpc setting
	- Fixed PHP warning on connection error when submitting filter form
	- Fixed bug where new action row with flags wasn't handled properly
	- Added managesieve_connect hook for plugins
	- Fixed doubled Filter tab on page refresh
	- Added filters set selector in filter form when invoked in mail task
	- Improved script parser, added support for include and variables extensions
	- Added Kolab's KEP:14 support (http://wiki.kolab.org/User:Greve/Drafts/KEP:14)
	- Use smaller action/rule buttons
	- UI redesign: added possibility to move filter to any place using drag&drop
	(instead of up/down buttons), added filter sets list object, added more
	'loading' messages
	- Added option to hide some scripts (managesieve_filename_exceptions)

	* version 4.3 [2011-07-28]
	-----------------------------------------------------------
	- Fixed handling of error in Net_Sieve::listScripts()
	- Fixed handling of REFERRAL responses (http://pear.php.net/bugs/bug.php?id=17107)
	- Fixed bug where wrong folders hierarchy was displayed on folders listing

	* version 4.2 [2011-05-24]
	-----------------------------------------------------------
	- Moved elsif replacement code to handle only imports from other formats
	- Fixed mod_mailbox() usage for newer Roundcube versions
	- Fixed regex extension (error: regex require missing)

	* version 4.1 [2011-03-07]
	-----------------------------------------------------------
	- Fix fileinto target is always INBOX (#1487776)
	- Fix escaping of backslash character in quoted strings (#1487780)
	- Fix handling of non-safe characters (double-quote, backslash)
	or UTF-8 characters (dovecot's implementation bug workaround)
	in script names
	- Fix saving of a script using flags extension on servers with imap4flags support (#1487825)

	* version 4.0 [2011-02-10]
	-----------------------------------------------------------
	- Fix STARTTLS for timsieved < 2.3.10
	- Added :regex and :matches support (#1487746)
	- Added setflag/addflag/removeflag support (#1487449)
	- Added support for vacation :subject field (#1487120)
	- rcube_sieve_script class moved to separate file
	- Moved javascript code from skin templates into managesieve.js file

	* version 3.0 [2011-02-01]
	-----------------------------------------------------------
	- Added support for SASL proxy authentication (#1486691)
	- Fixed parsing of scripts with \r\n line separator
	- Apply forgotten changes for form errors handling
	- Fix multi-line strings parsing (#1487685)
	- Added tests for script parser
	- Rewritten script parser
	- Fix double request when clicking on Filters tab using Firefox

	* version 2.10 [2010-10-10]
	-----------------------------------------------------------
	- Fixed import from Avelsieve
	- Use localized size units (#1486976)
	- Added support for relational operators and i;ascii-numeric comparator
	- Added popups with form errors

	* version 2.9 [2010-08-02]
	-----------------------------------------------------------
	- Fixed vacation parameters parsing (#1486883)

	* version 2.8 [2010-07-08]
	-----------------------------------------------------------
	- Added managesieve_auth_type option (#1486731)

	* version 2.7 [2010-07-06]
	-----------------------------------------------------------
	- Update Net_Sieve to version 1.3.0 (fixes LOGIN athentication)
	- Added support for copying and copy sending of messages (COPY extension)

	* version 2.6 [2010-06-03]
	-----------------------------------------------------------
	- Support %n and %d variables in managesieve_host option

	* version 2.5 [2010-05-04]
	-----------------------------------------------------------
	- Fix filters set label after activation
	- Fix filters set activation, add possibility to deactivate sets (#1486699)
	- Fix download button state when sets list is empty
	- Fix errors when sets list is empty

	* version 2.4 [2010-04-01]
	-----------------------------------------------------------
	- Fixed bug in DIGEST-MD5 authentication (http://pear.php.net/bugs/bug.php?id=17285)
	- Fixed disabling rules with many tests
	- Small css unification with core
	- Scripts import/export

	* version 2.3 [2010-03-18]
	-----------------------------------------------------------
	- Added import from Horde-INGO
	- Support for more than one match using if+stop instead of if+elsif structures (#1486078)
	- Support for selectively disabling rules within a single sieve script (#1485882)
	- Added vertical splitter

	* version 2.2 [2010-02-06]
	-----------------------------------------------------------
	- Fix handling of "<>" characters in filter names (#1486477)

	* version 2.1 [2010-01-12]
	-----------------------------------------------------------
	- Fix "require" structure generation when many modules are used
	- Fix problem with '<' and '>' characters in header tests

	* version 2.0 [2009-11-02]
	-----------------------------------------------------------
	- Added 'managesieve_debug' option
	- Added multi-script support
	- Small css improvements + sprite image buttons
	- PEAR::NetSieve 1.2.0b1

	* version 1.7 [2009-09-20]
	-----------------------------------------------------------
	- Support multiple managesieve hosts using %h variable
	in managesieve_host option
	- Fix first rule deleting (#1486140)

	* version 1.6 [2009-09-08]
	-----------------------------------------------------------
	- Fix warning when importing squirrelmail rules
	- Fix handling of "true" as "anyof (true)" test

	* version 1.5 [2009-09-04]
	-----------------------------------------------------------
	- Added es_ES, ua_UA localizations
	- Added 'managesieve_mbox_encoding' option

	* version 1.4 [2009-07-29]
	-----------------------------------------------------------
	- Updated PEAR::Net_Sieve to 1.1.7

	* version 1.3 [2009-07-24]
	-----------------------------------------------------------
	- support more languages
	- support config.inc.php file

	* version 1.2 [2009-06-28]
	-----------------------------------------------------------
	- Support IMAP namespaces in fileinto (#1485943)
	- Added it_IT localization

	* version 1.1 [2009-05-27]
	-----------------------------------------------------------
	- Added new icons
	- Added support for headers lists (coma-separated) in rules
	- Added de_CH localization

	* version 1.0 [2009-05-21]
	-----------------------------------------------------------
	- Rewritten using plugin API
	- Added hu_HU localization (Tamas Tevesz)

	* version beta7 (svn-r2300) [2009-03-01]
	-----------------------------------------------------------
	- Added SquirrelMail script auto-import (Jonathan Ernst)
	- Added 'vacation' support (Jonathan Ernst & alec)
	- Added 'stop' support (Jonathan Ernst)
	- Added option for extensions disabling (Jonathan Ernst & alec)
	- Added fi_FI, nl_NL, bg_BG localization
	- Small style fixes

	* version 0.2-stable1 (svn-r2205) [2009-01-03]
	-----------------------------------------------------------
	- Fix moving down filter row
	- Fixes for compressed js files in stable release package
	- Created patch for svn version r2205

	* version 0.2-stable [2008-12-31]
	-----------------------------------------------------------
	- Added ru_RU, fr_FR, zh_CN translation
	- Fixes for Roundcube 0.2-stable

	* version rc0.2beta [2008-09-21]
	-----------------------------------------------------------
	- Small css fixes for IE
	- Fixes for Roundcube 0.2-beta

	* version beta6 [2008-08-08]
	-----------------------------------------------------------
	- Added de_DE translation
	- Fix for Roundcube r1634

	* version beta5 [2008-06-10]
	-----------------------------------------------------------
	- Fixed 'exists' operators
	- Fixed 'not*' operators for custom headers
	- Fixed filters deleting

	* version beta4 [2008-06-09]
	-----------------------------------------------------------
	- Fix for Roundcube r1490

	* version beta3 [2008-05-22]
	-----------------------------------------------------------
	- Fixed textarea error class setting
	- Added pagetitle setting
	- Added option 'managesieve_replace_delimiter'
	- Fixed errors on IE (still need some css fixes)

	* version beta2 [2008-05-20]
	-----------------------------------------------------------
	- Use 'if' only for first filter and 'elsif' for the rest

	* version beta1 [2008-05-15]
	-----------------------------------------------------------
	- Initial version for Roundcube r1388.
	diff --git a/plugins/managesieve/managesieve.php b/plugins/managesieve/managesieve.php
	index 8f50cd5a2..da682595f 100644
	--- a/plugins/managesieve/managesieve.php
	+++ b/plugins/managesieve/managesieve.php
	@@ -1,2050 +1,2050 @@
	<?php

	/**
	* Managesieve (Sieve Filters)
	*
	* Plugin that adds a possibility to manage Sieve filters in Thunderbird's style.
	* It's clickable interface which operates on text scripts and communicates
	* with server using managesieve protocol. Adds Filters tab in Settings.
	*
	* @version @package_version@
	* @author Aleksander Machniak <alec@alec.pl>
	*
	* Configuration (see config.inc.php.dist)
	*
	* Copyright (C) 2008-2012, The Roundcube Dev Team
	* Copyright (C) 2011-2012, Kolab Systems AG
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License version 2
	* as published by the Free Software Foundation.
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License along
	* with this program; if not, write to the Free Software Foundation, Inc.,
	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	*/

	class managesieve extends rcube_plugin
	{
	public $task = 'mail\|settings';

	private $rc;
	private $sieve;
	private $errors;
	private $form;
	private $tips = array();
	private $script = array();
	private $exts = array();
	private $list;
	private $active = array();
	private $headers = array(
	'subject' => 'Subject',
	'from' => 'From',
	'to' => 'To',
	);
	private $addr_headers = array(
	// Required
	"from", "to", "cc", "bcc", "sender", "resent-from", "resent-to",
	// Additional (RFC 822 / RFC 2822)
	"reply-to", "resent-reply-to", "resent-sender", "resent-cc", "resent-bcc",
	// Non-standard (RFC 2076, draft-palme-mailext-headers-08.txt)
	"for-approval", "for-handling", "for-comment", "apparently-to", "errors-to",
	"delivered-to", "return-receipt-to", "x-admin", "read-receipt-to",
	"x-confirm-reading-to", "return-receipt-requested",
	"registered-mail-reply-requested-by", "mail-followup-to", "mail-reply-to",
	"abuse-reports-to", "x-complaints-to", "x-report-abuse-to",
	// Undocumented
	"x-beenthere",
	);

	const VERSION = '6.1';
	const PROGNAME = 'Roundcube (Managesieve)';
	const PORT = 4190;


	function init()
	{
	$this->rc = rcmail::get_instance();

	// register actions
	$this->register_action('plugin.managesieve', array($this, 'managesieve_actions'));
	$this->register_action('plugin.managesieve-save', array($this, 'managesieve_save'));

	if ($this->rc->task == 'settings') {
	$this->init_ui();
	}
	else if ($this->rc->task == 'mail') {
	// register message hook
	$this->add_hook('message_headers_output', array($this, 'mail_headers'));

	// inject Create Filter popup stuff
	if (empty($this->rc->action) \|\| $this->rc->action == 'show') {
	$this->mail_task_handler();
	}
	}
	}

	/**
	* Initializes plugin's UI (localization, js script)
	*/
	private function init_ui()
	{
	if ($this->ui_initialized)
	return;

	// load localization
	$this->add_texts('localization/', array('filters','managefilters'));
	$this->include_script('managesieve.js');

	$this->ui_initialized = true;
	}

	/**
	* Add UI elements to the 'mailbox view' and 'show message' UI.
	*/
	function mail_task_handler()
	{
	// use jQuery for popup window
	$this->require_plugin('jqueryui');

	// include js script and localization
	$this->init_ui();

	// include styles
	$skin_path = $this->local_skin_path();
	if (is_file($this->home . "/$skin_path/managesieve_mail.css")) {
	$this->include_stylesheet("$skin_path/managesieve_mail.css");
	}

	// add 'Create filter' item to message menu
	$this->api->add_content(html::tag('li', null,
	$this->api->output->button(array(
	'command' => 'managesieve-create',
	'label' => 'managesieve.filtercreate',
	'type' => 'link',
	'classact' => 'icon filterlink active',
	'class' => 'icon filterlink',
	'innerclass' => 'icon filterlink',
	))), 'messagemenu');

	// register some labels/messages
	$this->rc->output->add_label('managesieve.newfilter', 'managesieve.usedata',
	'managesieve.nodata', 'managesieve.nextstep', 'save');

	$this->rc->session->remove('managesieve_current');
	}

	/**
	* Get message headers for popup window
	*/
	function mail_headers($args)
	{
	// this hook can be executed many times
	if ($this->mail_headers_done) {
	return $args;
	}

	$this->mail_headers_done = true;

	$headers = $args['headers'];
	$ret = array();

	if ($headers->subject)
	$ret[] = array('Subject', rcube_mime::decode_header($headers->subject));

	// @TODO: List-Id, others?
	foreach (array('From', 'To') as $h) {
	$hl = strtolower($h);
	if ($headers->$hl) {
	$list = rcube_mime::decode_address_list($headers->$hl);
	foreach ($list as $item) {
	if ($item['mailto']) {
	$ret[] = array($h, $item['mailto']);
	}
	}
	}
	}

	if ($this->rc->action == 'preview')
	$this->rc->output->command('parent.set_env', array('sieve_headers' => $ret));
	else
	$this->rc->output->set_env('sieve_headers', $ret);


	return $args;
	}

	/**
	* Loads configuration, initializes plugin (including sieve connection)
	*/
	function managesieve_start()
	{
	$this->load_config();

	// register UI objects
	$this->rc->output->add_handlers(array(
	'filterslist' => array($this, 'filters_list'),
	'filtersetslist' => array($this, 'filtersets_list'),
	'filterframe' => array($this, 'filter_frame'),
	'filterform' => array($this, 'filter_form'),
	'filtersetform' => array($this, 'filterset_form'),
	));

	// Add include path for internal classes
	$include_path = $this->home . '/lib' . PATH_SEPARATOR;
	$include_path .= ini_get('include_path');
	set_include_path($include_path);

	// Get connection parameters
	$host = $this->rc->config->get('managesieve_host', 'localhost');
	$port = $this->rc->config->get('managesieve_port');
	$tls = $this->rc->config->get('managesieve_usetls', false);

	$host = rcube_utils::parse_host($host);
	$host = rcube_utils::idn_to_ascii($host);

	// remove tls:// prefix, set TLS flag
	if (($host = preg_replace('\|^tls://\|i', '', $host, 1, $cnt)) && $cnt) {
	$tls = true;
	}

	if (empty($port)) {
	$port = getservbyname('sieve', 'tcp');
	if (empty($port)) {
	$port = self::PORT;
	}
	}

	$plugin = $this->rc->plugins->exec_hook('managesieve_connect', array(
	'user' => $_SESSION['username'],
	'password' => $this->rc->decrypt($_SESSION['password']),
	'host' => $host,
	'port' => $port,
	'usetls' => $tls,
	'auth_type' => $this->rc->config->get('managesieve_auth_type'),
	'disabled' => $this->rc->config->get('managesieve_disabled_extensions'),
	'debug' => $this->rc->config->get('managesieve_debug', false),
	'auth_cid' => $this->rc->config->get('managesieve_auth_cid'),
	'auth_pw' => $this->rc->config->get('managesieve_auth_pw'),
	));

	// try to connect to managesieve server and to fetch the script
	$this->sieve = new rcube_sieve(
	$plugin['user'],
	$plugin['password'],
	$plugin['host'],
	$plugin['port'],
	$plugin['auth_type'],
	$plugin['usetls'],
	$plugin['disabled'],
	$plugin['debug'],
	$plugin['auth_cid'],
	$plugin['auth_pw']
	);

	if (!($error = $this->sieve->error())) {
	// Get list of scripts
	$list = $this->list_scripts();

	if (!empty($_GET['_set']) \|\| !empty($_POST['_set'])) {
	$script_name = rcube_utils::get_input_value('_set', rcube_utils::INPUT_GPC, true);
	}
	else if (!empty($_SESSION['managesieve_current'])) {
	$script_name = $_SESSION['managesieve_current'];
	}
	else {
	// get (first) active script
	if (!empty($this->active[0])) {
	$script_name = $this->active[0];
	}
	else if ($list) {
	$script_name = $list[0];
	}
	// create a new (initial) script
	else {
	// if script not exists build default script contents
	$script_file = $this->rc->config->get('managesieve_default');
	$script_name = $this->rc->config->get('managesieve_script_name');

	if (empty($script_name))
	$script_name = 'roundcube';

	if ($script_file && is_readable($script_file))
	$content = file_get_contents($script_file);

	// add script and set it active
	if ($this->sieve->save_script($script_name, $content)) {
	$this->activate_script($script_name);
	$this->list[] = $script_name;
	}
	}
	}

	if ($script_name) {
	$this->sieve->load($script_name);
	}

	$error = $this->sieve->error();
	}

	// finally set script objects
	if ($error) {
	switch ($error) {
	case SIEVE_ERROR_CONNECTION:
	case SIEVE_ERROR_LOGIN:
	$this->rc->output->show_message('managesieve.filterconnerror', 'error');
	break;
	default:
	$this->rc->output->show_message('managesieve.filterunknownerror', 'error');
	break;
	}

	rcube::raise_error(array('code' => 403, 'type' => 'php',
	'file' => __FILE__, 'line' => __LINE__,
	'message' => "Unable to connect to managesieve on $host:$port"), true, false);

	// to disable 'Add filter' button set env variable
	$this->rc->output->set_env('filterconnerror', true);
	$this->script = array();
	}
	else {
	$this->exts = $this->sieve->get_extensions();
	$this->script = $this->sieve->script->as_array();
	$this->rc->output->set_env('currentset', $this->sieve->current);
	$_SESSION['managesieve_current'] = $this->sieve->current;
	}

	return $error;
	}

	function managesieve_actions()
	{
	$this->init_ui();

	$error = $this->managesieve_start();

	// Handle user requests
	if ($action = rcube_utils::get_input_value('_act', rcube_utils::INPUT_GPC)) {
	$fid = (int) rcube_utils::get_input_value('_fid', rcube_utils::INPUT_POST);

	if ($action == 'delete' && !$error) {
	if (isset($this->script[$fid])) {
	if ($this->sieve->script->delete_rule($fid))
	$result = $this->save_script();

	if ($result === true) {
	$this->rc->output->show_message('managesieve.filterdeleted', 'confirmation');
	$this->rc->output->command('managesieve_updatelist', 'del', array('id' => $fid));
	} else {
	$this->rc->output->show_message('managesieve.filterdeleteerror', 'error');
	}
	}
	}
	else if ($action == 'move' && !$error) {
	if (isset($this->script[$fid])) {
	$to = (int) rcube_utils::get_input_value('_to', rcube_utils::INPUT_POST);
	$rule = $this->script[$fid];

	// remove rule
	unset($this->script[$fid]);
	$this->script = array_values($this->script);

	// add at target position
	if ($to >= count($this->script)) {
	$this->script[] = $rule;
	}
	else {
	$script = array();
	foreach ($this->script as $idx => $r) {
	if ($idx == $to)
	$script[] = $rule;
	$script[] = $r;
	}
	$this->script = $script;
	}

	$this->sieve->script->content = $this->script;
	$result = $this->save_script();

	if ($result === true) {
	$result = $this->list_rules();

	$this->rc->output->show_message('managesieve.moved', 'confirmation');
	$this->rc->output->command('managesieve_updatelist', 'list',
	array('list' => $result, 'clear' => true, 'set' => $to));
	} else {
	$this->rc->output->show_message('managesieve.moveerror', 'error');
	}
	}
	}
	else if ($action == 'act' && !$error) {
	if (isset($this->script[$fid])) {
	$rule = $this->script[$fid];
	$disabled = $rule['disabled'] ? true : false;
	$rule['disabled'] = !$disabled;
	$result = $this->sieve->script->update_rule($fid, $rule);

	if ($result !== false)
	$result = $this->save_script();

	if ($result === true) {
	if ($rule['disabled'])
	$this->rc->output->show_message('managesieve.deactivated', 'confirmation');
	else
	$this->rc->output->show_message('managesieve.activated', 'confirmation');
	$this->rc->output->command('managesieve_updatelist', 'update',
	array('id' => $fid, 'disabled' => $rule['disabled']));
	} else {
	if ($rule['disabled'])
	$this->rc->output->show_message('managesieve.deactivateerror', 'error');
	else
	$this->rc->output->show_message('managesieve.activateerror', 'error');
	}
	}
	}
	else if ($action == 'setact' && !$error) {
	$script_name = rcube_utils::get_input_value('_set', rcube_utils::INPUT_GPC, true);
	$result = $this->activate_script($script_name);
	$kep14 = $this->rc->config->get('managesieve_kolab_master');

	if ($result === true) {
	$this->rc->output->set_env('active_sets', $this->active);
	$this->rc->output->show_message('managesieve.setactivated', 'confirmation');
	$this->rc->output->command('managesieve_updatelist', 'setact',
	array('name' => $script_name, 'active' => true, 'all' => !$kep14));
	} else {
	$this->rc->output->show_message('managesieve.setactivateerror', 'error');
	}
	}
	else if ($action == 'deact' && !$error) {
	$script_name = rcube_utils::get_input_value('_set', rcube_utils::INPUT_GPC, true);
	$result = $this->deactivate_script($script_name);

	if ($result === true) {
	$this->rc->output->set_env('active_sets', $this->active);
	$this->rc->output->show_message('managesieve.setdeactivated', 'confirmation');
	$this->rc->output->command('managesieve_updatelist', 'setact',
	array('name' => $script_name, 'active' => false));
	} else {
	$this->rc->output->show_message('managesieve.setdeactivateerror', 'error');
	}
	}
	else if ($action == 'setdel' && !$error) {
	$script_name = rcube_utils::get_input_value('_set', rcube_utils::INPUT_GPC, true);
	$result = $this->remove_script($script_name);

	if ($result === true) {
	$this->rc->output->show_message('managesieve.setdeleted', 'confirmation');
	$this->rc->output->command('managesieve_updatelist', 'setdel',
	array('name' => $script_name));
	$this->rc->session->remove('managesieve_current');
	} else {
	$this->rc->output->show_message('managesieve.setdeleteerror', 'error');
	}
	}
	else if ($action == 'setget') {
	$script_name = rcube_utils::get_input_value('_set', rcube_utils::INPUT_GPC, true);
	$script = $this->sieve->get_script($script_name);

	if (PEAR::isError($script))
	exit;

	$browser = new rcube_browser;

	// send download headers
	header("Content-Type: application/octet-stream");
	header("Content-Length: ".strlen($script));

	if ($browser->ie)
	header("Content-Type: application/force-download");
	if ($browser->ie && $browser->ver < 7)
	$filename = rawurlencode(abbreviate_string($script_name, 55));
	else if ($browser->ie)
	$filename = rawurlencode($script_name);
	else
	$filename = addcslashes($script_name, '\\"');

	header("Content-Disposition: attachment; filename=\"$filename.txt\"");
	echo $script;
	exit;
	}
	else if ($action == 'list') {
	$result = $this->list_rules();

	$this->rc->output->command('managesieve_updatelist', 'list', array('list' => $result));
	}
	else if ($action == 'ruleadd') {
	$rid = rcube_utils::get_input_value('_rid', rcube_utils::INPUT_GPC);
	$id = $this->genid();
	$content = $this->rule_div($fid, $id, false);

	$this->rc->output->command('managesieve_rulefill', $content, $id, $rid);
	}
	else if ($action == 'actionadd') {
	$aid = rcube_utils::get_input_value('_aid', rcube_utils::INPUT_GPC);
	$id = $this->genid();
	$content = $this->action_div($fid, $id, false);

	$this->rc->output->command('managesieve_actionfill', $content, $id, $aid);
	}

	$this->rc->output->send();
	}
	else if ($this->rc->task == 'mail') {
	// Initialize the form
	$rules = rcube_utils::get_input_value('r', rcube_utils::INPUT_GET);
	if (!empty($rules)) {
	$i = 0;
	foreach ($rules as $rule) {
	list($header, $value) = explode(':', $rule, 2);
	$tests[$i] = array(
	'type' => 'contains',
	'test' => 'header',
	'arg1' => $header,
	'arg2' => $value,
	);
	$i++;
	}

	$this->form = array(
	'join' => count($tests) > 1 ? 'allof' : 'anyof',
	'name' => '',
	'tests' => $tests,
	'actions' => array(
	0 => array('type' => 'fileinto'),
	1 => array('type' => 'stop'),
	),
	);
	}
	}

	$this->managesieve_send();
	}

	function managesieve_save()
	{
	// load localization
	$this->add_texts('localization/', array('filters','managefilters'));

	// include main js script
	if ($this->api->output->type == 'html') {
	$this->include_script('managesieve.js');
	}

	// Init plugin and handle managesieve connection
	$error = $this->managesieve_start();

	// get request size limits (#1488648)
	$max_post = max(array(
	ini_get('max_input_vars'),
	ini_get('suhosin.request.max_vars'),
	ini_get('suhosin.post.max_vars'),
	));
	$max_depth = max(array(
	ini_get('suhosin.request.max_array_depth'),
	ini_get('suhosin.post.max_array_depth'),
	));

	// check request size limit
	if ($max_post && count($_POST, COUNT_RECURSIVE) >= $max_post) {
	rcube::raise_error(array(
	'code' => 500, 'type' => 'php',
	'file' => __FILE__, 'line' => __LINE__,
	'message' => "Request size limit exceeded (one of max_input_vars/suhosin.request.max_vars/suhosin.post.max_vars)"
	), true, false);
	$this->rc->output->show_message('managesieve.filtersaveerror', 'error');
	}
	// check request depth limits
	else if ($max_depth && count($_POST['_header']) > $max_depth) {
	rcube::raise_error(array(
	'code' => 500, 'type' => 'php',
	'file' => __FILE__, 'line' => __LINE__,
	'message' => "Request size limit exceeded (one of suhosin.request.max_array_depth/suhosin.post.max_array_depth)"
	), true, false);
	$this->rc->output->show_message('managesieve.filtersaveerror', 'error');
	}
	// filters set add action
	else if (!empty($_POST['_newset'])) {
	$name = rcube_utils::get_input_value('_name', rcube_utils::INPUT_POST, true);
	$copy = rcube_utils::get_input_value('_copy', rcube_utils::INPUT_POST, true);
	$from = rcube_utils::get_input_value('_from', rcube_utils::INPUT_POST);
	$exceptions = $this->rc->config->get('managesieve_filename_exceptions');
	$kolab = $this->rc->config->get('managesieve_kolab_master');
	$name_uc = mb_strtolower($name);
	$list = $this->list_scripts();

	if (!$name) {
	$this->errors['name'] = $this->gettext('cannotbeempty');
	}
	else if (mb_strlen($name) > 128) {
	$this->errors['name'] = $this->gettext('nametoolong');
	}
	else if (!empty($exceptions) && in_array($name, (array)$exceptions)) {
	$this->errors['name'] = $this->gettext('namereserved');
	}
	else if (!empty($kolab) && in_array($name_uc, array('MASTER', 'USER', 'MANAGEMENT'))) {
	$this->errors['name'] = $this->gettext('namereserved');
	}
	else if (in_array($name, $list)) {
	$this->errors['name'] = $this->gettext('setexist');
	}
	else if ($from == 'file') {
	// from file
	if (is_uploaded_file($_FILES['_file']['tmp_name'])) {
	$file = file_get_contents($_FILES['_file']['tmp_name']);
	$file = preg_replace('/\r/', '', $file);
	// for security don't save script directly
	// check syntax before, like this...
	$this->sieve->load_script($file);
	if (!$this->save_script($name)) {
	$this->errors['file'] = $this->gettext('setcreateerror');
	}
	}
	else { // upload failed
	$err = $_FILES['_file']['error'];

	if ($err == UPLOAD_ERR_INI_SIZE \|\| $err == UPLOAD_ERR_FORM_SIZE) {
	$msg = $this->rc->gettext(array('name' => 'filesizeerror',
	'vars' => array('size' =>
	$this->rc->show_bytes(parse_bytes(ini_get('upload_max_filesize'))))));
	}
	else {
	$this->errors['file'] = $this->gettext('fileuploaderror');
	}
	}
	}
	else if (!$this->sieve->copy($name, $from == 'set' ? $copy : '')) {
	$error = 'managesieve.setcreateerror';
	}

	if (!$error && empty($this->errors)) {
	// Find position of the new script on the list
	$list[] = $name;
	asort($list, SORT_LOCALE_STRING);
	$list = array_values($list);
	$index = array_search($name, $list);

	$this->rc->output->show_message('managesieve.setcreated', 'confirmation');
	$this->rc->output->command('parent.managesieve_updatelist', 'setadd',
	array('name' => $name, 'index' => $index));
	} else if ($msg) {
	$this->rc->output->command('display_message', $msg, 'error');
	} else if ($error) {
	$this->rc->output->show_message($error, 'error');
	}
	}
	// filter add/edit action
	else if (isset($_POST['_name'])) {
	$name = trim(rcube_utils::get_input_value('_name', rcube_utils::INPUT_POST, true));
	$fid = trim(rcube_utils::get_input_value('_fid', rcube_utils::INPUT_POST));
	$join = trim(rcube_utils::get_input_value('_join', rcube_utils::INPUT_POST));

	// and arrays
	$headers = rcube_utils::get_input_value('_header', rcube_utils::INPUT_POST);
	$cust_headers = rcube_utils::get_input_value('_custom_header', rcube_utils::INPUT_POST);
	$ops = rcube_utils::get_input_value('_rule_op', rcube_utils::INPUT_POST);
	$sizeops = rcube_utils::get_input_value('_rule_size_op', rcube_utils::INPUT_POST);
	$sizeitems = rcube_utils::get_input_value('_rule_size_item', rcube_utils::INPUT_POST);
	$sizetargets = rcube_utils::get_input_value('_rule_size_target', rcube_utils::INPUT_POST);
	$targets = rcube_utils::get_input_value('_rule_target', rcube_utils::INPUT_POST, true);
	$mods = rcube_utils::get_input_value('_rule_mod', rcube_utils::INPUT_POST);
	$mod_types = rcube_utils::get_input_value('_rule_mod_type', rcube_utils::INPUT_POST);
	$body_trans = rcube_utils::get_input_value('_rule_trans', rcube_utils::INPUT_POST);
	$body_types = rcube_utils::get_input_value('_rule_trans_type', rcube_utils::INPUT_POST, true);
	$comparators = rcube_utils::get_input_value('_rule_comp', rcube_utils::INPUT_POST);
	$act_types = rcube_utils::get_input_value('_action_type', rcube_utils::INPUT_POST, true);
	$mailboxes = rcube_utils::get_input_value('_action_mailbox', rcube_utils::INPUT_POST, true);
	$act_targets = rcube_utils::get_input_value('_action_target', rcube_utils::INPUT_POST, true);
	$area_targets = rcube_utils::get_input_value('_action_target_area', rcube_utils::INPUT_POST, true);
	$reasons = rcube_utils::get_input_value('_action_reason', rcube_utils::INPUT_POST, true);
	$addresses = rcube_utils::get_input_value('_action_addresses', rcube_utils::INPUT_POST, true);
	$days = rcube_utils::get_input_value('_action_days', rcube_utils::INPUT_POST);
	$subject = rcube_utils::get_input_value('_action_subject', rcube_utils::INPUT_POST, true);
	$flags = rcube_utils::get_input_value('_action_flags', rcube_utils::INPUT_POST);
	$varnames = rcube_utils::get_input_value('_action_varname', rcube_utils::INPUT_POST);
	$varvalues = rcube_utils::get_input_value('_action_varvalue', rcube_utils::INPUT_POST);
	$varmods = rcube_utils::get_input_value('_action_varmods', rcube_utils::INPUT_POST);
	$notifyaddrs = rcube_utils::get_input_value('_action_notifyaddress', rcube_utils::INPUT_POST);
	$notifybodies = rcube_utils::get_input_value('_action_notifybody', rcube_utils::INPUT_POST);
	$notifymessages = rcube_utils::get_input_value('_action_notifymessage', rcube_utils::INPUT_POST);
	$notifyfrom = rcube_utils::get_input_value('_action_notifyfrom', rcube_utils::INPUT_POST);
	$notifyimp = rcube_utils::get_input_value('_action_notifyimportance', rcube_utils::INPUT_POST);

	// we need a "hack" for radiobuttons
	foreach ($sizeitems as $item)
	$items[] = $item;

	$this->form['disabled'] = $_POST['_disabled'] ? true : false;
	$this->form['join'] = $join=='allof' ? true : false;
	$this->form['name'] = $name;
	$this->form['tests'] = array();
	$this->form['actions'] = array();

	if ($name == '')
	$this->errors['name'] = $this->gettext('cannotbeempty');
	else {
	foreach($this->script as $idx => $rule)
	if($rule['name'] == $name && $idx != $fid) {
	$this->errors['name'] = $this->gettext('ruleexist');
	break;
	}
	}

	$i = 0;
	// rules
	if ($join == 'any') {
	$this->form['tests'][0]['test'] = 'true';
	}
	else {
	foreach ($headers as $idx => $header) {
	$header = $this->strip_value($header);
	$target = $this->strip_value($targets[$idx], true);
	$operator = $this->strip_value($ops[$idx]);
	$comparator = $this->strip_value($comparators[$idx]);

	if ($header == 'size') {
	$sizeop = $this->strip_value($sizeops[$idx]);
	$sizeitem = $this->strip_value($items[$idx]);
	$sizetarget = $this->strip_value($sizetargets[$idx]);

	$this->form['tests'][$i]['test'] = 'size';
	$this->form['tests'][$i]['type'] = $sizeop;
	$this->form['tests'][$i]['arg'] = $sizetarget;

	if ($sizetarget == '')
	$this->errors['tests'][$i]['sizetarget'] = $this->gettext('cannotbeempty');
	else if (!preg_match('/^[0-9]+(K\|M\|G)?$/i', $sizetarget.$sizeitem, $m)) {
	$this->errors['tests'][$i]['sizetarget'] = $this->gettext('forbiddenchars');
	$this->form['tests'][$i]['item'] = $sizeitem;
	}
	else
	$this->form['tests'][$i]['arg'] .= $m[1];
	}
	else if ($header == 'body') {
	$trans = $this->strip_value($body_trans[$idx]);
	$trans_type = $this->strip_value($body_types[$idx], true);

	if (preg_match('/^not/', $operator))
	$this->form['tests'][$i]['not'] = true;
	$type = preg_replace('/^not/', '', $operator);

	if ($type == 'exists') {
	$this->errors['tests'][$i]['op'] = true;
	}

	$this->form['tests'][$i]['test'] = 'body';
	$this->form['tests'][$i]['type'] = $type;
	$this->form['tests'][$i]['arg'] = $target;

	if ($target == '' && $type != 'exists')
	$this->errors['tests'][$i]['target'] = $this->gettext('cannotbeempty');
	else if (preg_match('/^(value\|count)-/', $type) && !preg_match('/[0-9]+/', $target))
	$this->errors['tests'][$i]['target'] = $this->gettext('forbiddenchars');

	$this->form['tests'][$i]['part'] = $trans;
	if ($trans == 'content') {
	$this->form['tests'][$i]['content'] = $trans_type;
	}
	}
	else {
	$cust_header = $headers = $this->strip_value($cust_headers[$idx]);
	$mod = $this->strip_value($mods[$idx]);
	$mod_type = $this->strip_value($mod_types[$idx]);

	if (preg_match('/^not/', $operator))
	$this->form['tests'][$i]['not'] = true;
	$type = preg_replace('/^not/', '', $operator);

	if ($header == '...') {
	$headers = preg_split('/[\s,]+/', $cust_header, -1, PREG_SPLIT_NO_EMPTY);

	if (!count($headers))
	$this->errors['tests'][$i]['header'] = $this->gettext('cannotbeempty');
	else {
	foreach ($headers as $hr) {
	// RFC2822: printable ASCII except colon
	if (!preg_match('/^[\x21-\x39\x41-\x7E]+$/i', $hr)) {
	$this->errors['tests'][$i]['header'] = $this->gettext('forbiddenchars');
	}
	}
	}

	if (empty($this->errors['tests'][$i]['header']))
	$cust_header = (is_array($headers) && count($headers) == 1) ? $headers[0] : $headers;
	}

	if ($type == 'exists') {
	$this->form['tests'][$i]['test'] = 'exists';
	$this->form['tests'][$i]['arg'] = $header == '...' ? $cust_header : $header;
	}
	else {
	$test = 'header';
	$header = $header == '...' ? $cust_header : $header;

	if ($mod == 'address' \|\| $mod == 'envelope') {
	$found = false;
	if (empty($this->errors['tests'][$i]['header'])) {
	foreach ((array)$header as $hdr) {
	if (!in_array(strtolower(trim($hdr)), $this->addr_headers))
	$found = true;
	}
	}
	if (!$found)
	$test = $mod;
	}

	$this->form['tests'][$i]['type'] = $type;
	$this->form['tests'][$i]['test'] = $test;
	$this->form['tests'][$i]['arg1'] = $header;
	$this->form['tests'][$i]['arg2'] = $target;

	if ($target == '')
	$this->errors['tests'][$i]['target'] = $this->gettext('cannotbeempty');
	else if (preg_match('/^(value\|count)-/', $type) && !preg_match('/[0-9]+/', $target))
	$this->errors['tests'][$i]['target'] = $this->gettext('forbiddenchars');

	if ($mod) {
	$this->form['tests'][$i]['part'] = $mod_type;
	}
	}
	}

	if ($header != 'size' && $comparator) {
	if (preg_match('/^(value\|count)/', $this->form['tests'][$i]['type']))
	$comparator = 'i;ascii-numeric';

	$this->form['tests'][$i]['comparator'] = $comparator;
	}

	$i++;
	}
	}

	$i = 0;
	// actions
	foreach($act_types as $idx => $type) {
	$type = $this->strip_value($type);
	$target = $this->strip_value($act_targets[$idx]);

	switch ($type) {

	case 'fileinto':
	case 'fileinto_copy':
	- $mailbox = $this->strip_value($mailboxes[$idx]);
	+ $mailbox = $this->strip_value($mailboxes[$idx], false, false);
	$this->form['actions'][$i]['target'] = $this->mod_mailbox($mailbox, 'in');
	if ($type == 'fileinto_copy') {
	$type = 'fileinto';
	$this->form['actions'][$i]['copy'] = true;
	}
	break;

	case 'reject':
	case 'ereject':
	$target = $this->strip_value($area_targets[$idx]);
	$this->form['actions'][$i]['target'] = str_replace("\r\n", "\n", $target);

	// if ($target == '')
	// $this->errors['actions'][$i]['targetarea'] = $this->gettext('cannotbeempty');
	break;

	case 'redirect':
	case 'redirect_copy':
	$this->form['actions'][$i]['target'] = $target;

	if ($this->form['actions'][$i]['target'] == '')
	$this->errors['actions'][$i]['target'] = $this->gettext('cannotbeempty');
	else if (!rcube_utils::check_email($this->form['actions'][$i]['target']))
	$this->errors['actions'][$i]['target'] = $this->gettext('noemailwarning');

	if ($type == 'redirect_copy') {
	$type = 'redirect';
	$this->form['actions'][$i]['copy'] = true;
	}
	break;

	case 'addflag':
	case 'setflag':
	case 'removeflag':
	$_target = array();
	if (empty($flags[$idx])) {
	$this->errors['actions'][$i]['target'] = $this->gettext('noflagset');
	}
	else {
	foreach ($flags[$idx] as $flag) {
	$_target[] = $this->strip_value($flag);
	}
	}
	$this->form['actions'][$i]['target'] = $_target;
	break;

	case 'vacation':
	$reason = $this->strip_value($reasons[$idx]);
	$this->form['actions'][$i]['reason'] = str_replace("\r\n", "\n", $reason);
	$this->form['actions'][$i]['days'] = $days[$idx];
	$this->form['actions'][$i]['subject'] = $subject[$idx];
	$this->form['actions'][$i]['addresses'] = explode(',', $addresses[$idx]);
	// @TODO: vacation :mime, :from, :handle

	if ($this->form['actions'][$i]['addresses']) {
	foreach($this->form['actions'][$i]['addresses'] as $aidx => $address) {
	$address = trim($address);
	if (!$address)
	unset($this->form['actions'][$i]['addresses'][$aidx]);
	else if(!rcube_utils::check_email($address)) {
	$this->errors['actions'][$i]['addresses'] = $this->gettext('noemailwarning');
	break;
	} else
	$this->form['actions'][$i]['addresses'][$aidx] = $address;
	}
	}

	if ($this->form['actions'][$i]['reason'] == '')
	$this->errors['actions'][$i]['reason'] = $this->gettext('cannotbeempty');
	if ($this->form['actions'][$i]['days'] && !preg_match('/^[0-9]+$/', $this->form['actions'][$i]['days']))
	$this->errors['actions'][$i]['days'] = $this->gettext('forbiddenchars');
	break;

	case 'set':
	$this->form['actions'][$i]['name'] = $varnames[$idx];
	$this->form['actions'][$i]['value'] = $varvalues[$idx];
	foreach ((array)$varmods[$idx] as $v_m) {
	$this->form['actions'][$i][$v_m] = true;
	}

	if (empty($varnames[$idx])) {
	$this->errors['actions'][$i]['name'] = $this->gettext('cannotbeempty');
	}
	else if (!preg_match('/^[0-9a-z_]+$/i', $varnames[$idx])) {
	$this->errors['actions'][$i]['name'] = $this->gettext('forbiddenchars');
	}

	if (!isset($varvalues[$idx]) \|\| $varvalues[$idx] === '') {
	$this->errors['actions'][$i]['value'] = $this->gettext('cannotbeempty');
	}
	break;

	case 'notify':
	if (empty($notifyaddrs[$idx])) {
	$this->errors['actions'][$i]['address'] = $this->gettext('cannotbeempty');
	}
	else if (!rcube_utils::check_email($notifyaddrs[$idx])) {
	$this->errors['actions'][$i]['address'] = $this->gettext('noemailwarning');
	}
	if (!empty($notifyfrom[$idx]) && !rcube_utils::check_email($notifyfrom[$idx])) {
	$this->errors['actions'][$i]['from'] = $this->gettext('noemailwarning');
	}
	$this->form['actions'][$i]['address'] = $notifyaddrs[$idx];
	$this->form['actions'][$i]['body'] = $notifybodies[$idx];
	$this->form['actions'][$i]['message'] = $notifymessages[$idx];
	$this->form['actions'][$i]['from'] = $notifyfrom[$idx];
	$this->form['actions'][$i]['importance'] = $notifyimp[$idx];
	break;
	}

	$this->form['actions'][$i]['type'] = $type;
	$i++;
	}

	if (!$this->errors && !$error) {
	// zapis skryptu
	if (!isset($this->script[$fid])) {
	$fid = $this->sieve->script->add_rule($this->form);
	$new = true;
	} else
	$fid = $this->sieve->script->update_rule($fid, $this->form);

	if ($fid !== false)
	$save = $this->save_script();

	if ($save && $fid !== false) {
	$this->rc->output->show_message('managesieve.filtersaved', 'confirmation');
	if ($this->rc->task != 'mail') {
	$this->rc->output->command('parent.managesieve_updatelist',
	isset($new) ? 'add' : 'update',
	array(
	'name' => rcube::Q($this->form['name']),
	'id' => $fid,
	'disabled' => $this->form['disabled']
	));
	}
	else {
	$this->rc->output->command('managesieve_dialog_close');
	$this->rc->output->send('iframe');
	}
	}
	else {
	$this->rc->output->show_message('managesieve.filtersaveerror', 'error');
	// $this->rc->output->send();
	}
	}
	}

	$this->managesieve_send();
	}

	private function managesieve_send()
	{
	// Handle form action
	if (isset($_GET['_framed']) \|\| isset($_POST['_framed'])) {
	if (isset($_GET['_newset']) \|\| isset($_POST['_newset'])) {
	$this->rc->output->send('managesieve.setedit');
	}
	else {
	$this->rc->output->send('managesieve.filteredit');
	}
	} else {
	$this->rc->output->set_pagetitle($this->gettext('filters'));
	$this->rc->output->send('managesieve.managesieve');
	}
	}

	// return the filters list as HTML table
	function filters_list($attrib)
	{
	// add id to message list table if not specified
	if (!strlen($attrib['id']))
	$attrib['id'] = 'rcmfilterslist';

	// define list of cols to be displayed
	$a_show_cols = array('name');

	$result = $this->list_rules();

	// create XHTML table
	$out = $this->rc->table_output($attrib, $result, $a_show_cols, 'id');

	// set client env
	$this->rc->output->add_gui_object('filterslist', $attrib['id']);
	$this->rc->output->include_script('list.js');

	// add some labels to client
	$this->rc->output->add_label('managesieve.filterdeleteconfirm');

	return $out;
	}

	// return the filters list as <SELECT>
	function filtersets_list($attrib, $no_env = false)
	{
	// add id to message list table if not specified
	if (!strlen($attrib['id']))
	$attrib['id'] = 'rcmfiltersetslist';

	$list = $this->list_scripts();

	if ($list) {
	asort($list, SORT_LOCALE_STRING);
	}

	if (!empty($attrib['type']) && $attrib['type'] == 'list') {
	// define list of cols to be displayed
	$a_show_cols = array('name');

	if ($list) {
	foreach ($list as $idx => $set) {
	$scripts['S'.$idx] = $set;
	$result[] = array(
	'name' => rcube::Q($set),
	'id' => 'S'.$idx,
	'class' => !in_array($set, $this->active) ? 'disabled' : '',
	);
	}
	}

	// create XHTML table
	$out = $this->rc->table_output($attrib, $result, $a_show_cols, 'id');

	$this->rc->output->set_env('filtersets', $scripts);
	$this->rc->output->include_script('list.js');
	}
	else {
	$select = new html_select(array('name' => '_set', 'id' => $attrib['id'],
	'onchange' => $this->rc->task != 'mail' ? 'rcmail.managesieve_set()' : ''));

	if ($list) {
	foreach ($list as $set)
	$select->add($set, $set);
	}

	$out = $select->show($this->sieve->current);
	}

	// set client env
	if (!$no_env) {
	$this->rc->output->add_gui_object('filtersetslist', $attrib['id']);
	$this->rc->output->add_label('managesieve.setdeleteconfirm');
	}

	return $out;
	}

	function filter_frame($attrib)
	{
	if (!$attrib['id'])
	$attrib['id'] = 'rcmfilterframe';

	$attrib['name'] = $attrib['id'];

	$this->rc->output->set_env('contentframe', $attrib['name']);
	$this->rc->output->set_env('blankpage', $attrib['src'] ?
	$this->rc->output->abs_url($attrib['src']) : 'program/resources/blank.gif');

	return $this->rc->output->frame($attrib);
	}

	function filterset_form($attrib)
	{
	if (!$attrib['id'])
	$attrib['id'] = 'rcmfiltersetform';

	$out = '<form name="filtersetform" action="./" method="post" enctype="multipart/form-data">'."\n";

	$hiddenfields = new html_hiddenfield(array('name' => '_task', 'value' => $this->rc->task));
	$hiddenfields->add(array('name' => '_action', 'value' => 'plugin.managesieve-save'));
	$hiddenfields->add(array('name' => '_framed', 'value' => ($_POST['_framed'] \|\| $_GET['_framed'] ? 1 : 0)));
	$hiddenfields->add(array('name' => '_newset', 'value' => 1));

	$out .= $hiddenfields->show();

	$name = rcube_utils::get_input_value('_name', rcube_utils::INPUT_POST);
	$copy = rcube_utils::get_input_value('_copy', rcube_utils::INPUT_POST);
	$selected = rcube_utils::get_input_value('_from', rcube_utils::INPUT_POST);

	// filter set name input
	$input_name = new html_inputfield(array('name' => '_name', 'id' => '_name', 'size' => 30,
	'class' => ($this->errors['name'] ? 'error' : '')));

	$out .= sprintf('<label for="%s"><b>%s:</b></label> %s<br /><br />',
	'_name', rcube::Q($this->gettext('filtersetname')), $input_name->show($name));

	$out .="\n<fieldset class=\"itemlist\"><legend>" . $this->gettext('filters') . ":</legend>\n";
	$out .= '<input type="radio" id="from_none" name="_from" value="none"'
	.(!$selected \|\| $selected=='none' ? ' checked="checked"' : '').'></input>';
	$out .= sprintf('<label for="%s">%s</label> ', 'from_none', rcube::Q($this->gettext('none')));

	// filters set list
	$list = $this->list_scripts();
	$select = new html_select(array('name' => '_copy', 'id' => '_copy'));

	if (is_array($list)) {
	asort($list, SORT_LOCALE_STRING);

	if (!$copy)
	$copy = $_SESSION['managesieve_current'];

	foreach ($list as $set) {
	$select->add($set, $set);
	}

	$out .= '<br /><input type="radio" id="from_set" name="_from" value="set"'
	.($selected=='set' ? ' checked="checked"' : '').'></input>';
	$out .= sprintf('<label for="%s">%s:</label> ', 'from_set', rcube::Q($this->gettext('fromset')));
	$out .= $select->show($copy);
	}

	// script upload box
	$upload = new html_inputfield(array('name' => '_file', 'id' => '_file', 'size' => 30,
	'type' => 'file', 'class' => ($this->errors['file'] ? 'error' : '')));

	$out .= '<br /><input type="radio" id="from_file" name="_from" value="file"'
	.($selected=='file' ? ' checked="checked"' : '').'></input>';
	$out .= sprintf('<label for="%s">%s:</label> ', 'from_file', rcube::Q($this->gettext('fromfile')));
	$out .= $upload->show();
	$out .= '</fieldset>';

	$this->rc->output->add_gui_object('sieveform', 'filtersetform');

	if ($this->errors['name'])
	$this->add_tip('_name', $this->errors['name'], true);
	if ($this->errors['file'])
	$this->add_tip('_file', $this->errors['file'], true);

	$this->print_tips();

	return $out;
	}


	function filter_form($attrib)
	{
	if (!$attrib['id'])
	$attrib['id'] = 'rcmfilterform';

	$fid = rcube_utils::get_input_value('_fid', rcube_utils::INPUT_GPC);
	$scr = isset($this->form) ? $this->form : $this->script[$fid];

	$hiddenfields = new html_hiddenfield(array('name' => '_task', 'value' => $this->rc->task));
	$hiddenfields->add(array('name' => '_action', 'value' => 'plugin.managesieve-save'));
	$hiddenfields->add(array('name' => '_framed', 'value' => ($_POST['_framed'] \|\| $_GET['_framed'] ? 1 : 0)));
	$hiddenfields->add(array('name' => '_fid', 'value' => $fid));

	$out = '<form name="filterform" action="./" method="post">'."\n";
	$out .= $hiddenfields->show();

	// 'any' flag
	if (sizeof($scr['tests']) == 1 && $scr['tests'][0]['test'] == 'true' && !$scr['tests'][0]['not'])
	$any = true;

	// filter name input
	$field_id = '_name';
	$input_name = new html_inputfield(array('name' => '_name', 'id' => $field_id, 'size' => 30,
	'class' => ($this->errors['name'] ? 'error' : '')));

	if ($this->errors['name'])
	$this->add_tip($field_id, $this->errors['name'], true);

	if (isset($scr))
	$input_name = $input_name->show($scr['name']);
	else
	$input_name = $input_name->show();

	$out .= sprintf("\n<label for=\"%s\"><b>%s:</b></label> %s\n",
	$field_id, rcube::Q($this->gettext('filtername')), $input_name);

	// filter set selector
	if ($this->rc->task == 'mail') {
	$out .= sprintf("\n <label for=\"%s\"><b>%s:</b></label> %s\n",
	$field_id, rcube::Q($this->gettext('filterset')),
	$this->filtersets_list(array('id' => 'sievescriptname'), true));
	}

	$out .= '<br /><br /><fieldset><legend>' . rcube::Q($this->gettext('messagesrules')) . "</legend>\n";

	// any, allof, anyof radio buttons
	$field_id = '_allof';
	$input_join = new html_radiobutton(array('name' => '_join', 'id' => $field_id, 'value' => 'allof',
	'onclick' => 'rule_join_radio(\'allof\')', 'class' => 'radio'));

	if (isset($scr) && !$any)
	$input_join = $input_join->show($scr['join'] ? 'allof' : '');
	else
	$input_join = $input_join->show();

	$out .= sprintf("%s<label for=\"%s\">%s</label> \n",
	$input_join, $field_id, rcube::Q($this->gettext('filterallof')));

	$field_id = '_anyof';
	$input_join = new html_radiobutton(array('name' => '_join', 'id' => $field_id, 'value' => 'anyof',
	'onclick' => 'rule_join_radio(\'anyof\')', 'class' => 'radio'));

	if (isset($scr) && !$any)
	$input_join = $input_join->show($scr['join'] ? '' : 'anyof');
	else
	$input_join = $input_join->show('anyof'); // default

	$out .= sprintf("%s<label for=\"%s\">%s</label>\n",
	$input_join, $field_id, rcube::Q($this->gettext('filteranyof')));

	$field_id = '_any';
	$input_join = new html_radiobutton(array('name' => '_join', 'id' => $field_id, 'value' => 'any',
	'onclick' => 'rule_join_radio(\'any\')', 'class' => 'radio'));

	$input_join = $input_join->show($any ? 'any' : '');

	$out .= sprintf("%s<label for=\"%s\">%s</label>\n",
	$input_join, $field_id, rcube::Q($this->gettext('filterany')));

	$rows_num = isset($scr) ? sizeof($scr['tests']) : 1;

	$out .= '<div id="rules"'.($any ? ' style="display: none"' : '').'>';
	for ($x=0; $x<$rows_num; $x++)
	$out .= $this->rule_div($fid, $x);
	$out .= "</div>\n";

	$out .= "</fieldset>\n";

	// actions
	$out .= '<fieldset><legend>' . rcube::Q($this->gettext('messagesactions')) . "</legend>\n";

	$rows_num = isset($scr) ? sizeof($scr['actions']) : 1;

	$out .= '<div id="actions">';
	for ($x=0; $x<$rows_num; $x++)
	$out .= $this->action_div($fid, $x);
	$out .= "</div>\n";

	$out .= "</fieldset>\n";

	$this->print_tips();

	if ($scr['disabled']) {
	$this->rc->output->set_env('rule_disabled', true);
	}
	$this->rc->output->add_label(
	'managesieve.ruledeleteconfirm',
	'managesieve.actiondeleteconfirm'
	);
	$this->rc->output->add_gui_object('sieveform', 'filterform');

	return $out;
	}

	function rule_div($fid, $id, $div=true)
	{
	$rule = isset($this->form) ? $this->form['tests'][$id] : $this->script[$fid]['tests'][$id];
	$rows_num = isset($this->form) ? sizeof($this->form['tests']) : sizeof($this->script[$fid]['tests']);

	// headers select
	$select_header = new html_select(array('name' => "_header[]", 'id' => 'header'.$id,
	'onchange' => 'rule_header_select(' .$id .')'));
	foreach($this->headers as $name => $val)
	$select_header->add(rcube::Q($this->gettext($name)), Q($val));
	if (in_array('body', $this->exts))
	$select_header->add(rcube::Q($this->gettext('body')), 'body');
	$select_header->add(rcube::Q($this->gettext('size')), 'size');
	$select_header->add(rcube::Q($this->gettext('...')), '...');

	// TODO: list arguments
	$aout = '';

	if ((isset($rule['test']) && in_array($rule['test'], array('header', 'address', 'envelope')))
	&& !is_array($rule['arg1']) && in_array($rule['arg1'], $this->headers)
	) {
	$aout .= $select_header->show($rule['arg1']);
	}
	else if ((isset($rule['test']) && $rule['test'] == 'exists')
	&& !is_array($rule['arg']) && in_array($rule['arg'], $this->headers)
	) {
	$aout .= $select_header->show($rule['arg']);
	}
	else if (isset($rule['test']) && $rule['test'] == 'size')
	$aout .= $select_header->show('size');
	else if (isset($rule['test']) && $rule['test'] == 'body')
	$aout .= $select_header->show('body');
	else if (isset($rule['test']) && $rule['test'] != 'true')
	$aout .= $select_header->show('...');
	else
	$aout .= $select_header->show();

	if (isset($rule['test']) && in_array($rule['test'], array('header', 'address', 'envelope'))) {
	if (is_array($rule['arg1']))
	$custom = implode(', ', $rule['arg1']);
	else if (!in_array($rule['arg1'], $this->headers))
	$custom = $rule['arg1'];
	}
	else if (isset($rule['test']) && $rule['test'] == 'exists') {
	if (is_array($rule['arg']))
	$custom = implode(', ', $rule['arg']);
	else if (!in_array($rule['arg'], $this->headers))
	$custom = $rule['arg'];
	}

	$tout = '<div id="custom_header' .$id. '" style="display:' .(isset($custom) ? 'inline' : 'none'). '">
	<input type="text" name="_custom_header[]" id="custom_header_i'.$id.'" '
	. $this->error_class($id, 'test', 'header', 'custom_header_i')
	.' value="' .rcube::Q($custom). '" size="15" /> </div>' . "\n";

	// matching type select (operator)
	$select_op = new html_select(array('name' => "_rule_op[]", 'id' => 'rule_op'.$id,
	'style' => 'display:' .($rule['test']!='size' ? 'inline' : 'none'),
	'class' => 'operator_selector',
	'onchange' => 'rule_op_select('.$id.')'));
	$select_op->add(rcube::Q($this->gettext('filtercontains')), 'contains');
	$select_op->add(rcube::Q($this->gettext('filternotcontains')), 'notcontains');
	$select_op->add(rcube::Q($this->gettext('filteris')), 'is');
	$select_op->add(rcube::Q($this->gettext('filterisnot')), 'notis');
	$select_op->add(rcube::Q($this->gettext('filterexists')), 'exists');
	$select_op->add(rcube::Q($this->gettext('filternotexists')), 'notexists');
	$select_op->add(rcube::Q($this->gettext('filtermatches')), 'matches');
	$select_op->add(rcube::Q($this->gettext('filternotmatches')), 'notmatches');
	if (in_array('regex', $this->exts)) {
	$select_op->add(rcube::Q($this->gettext('filterregex')), 'regex');
	$select_op->add(rcube::Q($this->gettext('filternotregex')), 'notregex');
	}
	if (in_array('relational', $this->exts)) {
	$select_op->add(rcube::Q($this->gettext('countisgreaterthan')), 'count-gt');
	$select_op->add(rcube::Q($this->gettext('countisgreaterthanequal')), 'count-ge');
	$select_op->add(rcube::Q($this->gettext('countislessthan')), 'count-lt');
	$select_op->add(rcube::Q($this->gettext('countislessthanequal')), 'count-le');
	$select_op->add(rcube::Q($this->gettext('countequals')), 'count-eq');
	$select_op->add(rcube::Q($this->gettext('countnotequals')), 'count-ne');
	$select_op->add(rcube::Q($this->gettext('valueisgreaterthan')), 'value-gt');
	$select_op->add(rcube::Q($this->gettext('valueisgreaterthanequal')), 'value-ge');
	$select_op->add(rcube::Q($this->gettext('valueislessthan')), 'value-lt');
	$select_op->add(rcube::Q($this->gettext('valueislessthanequal')), 'value-le');
	$select_op->add(rcube::Q($this->gettext('valueequals')), 'value-eq');
	$select_op->add(rcube::Q($this->gettext('valuenotequals')), 'value-ne');
	}

	// target input (TODO: lists)

	if (in_array($rule['test'], array('header', 'address', 'envelope'))) {
	$test = ($rule['not'] ? 'not' : '').($rule['type'] ? $rule['type'] : 'is');
	$target = $rule['arg2'];
	}
	else if ($rule['test'] == 'body') {
	$test = ($rule['not'] ? 'not' : '').($rule['type'] ? $rule['type'] : 'is');
	$target = $rule['arg'];
	}
	else if ($rule['test'] == 'size') {
	$test = '';
	$target = '';
	if (preg_match('/^([0-9]+)(K\|M\|G)?$/', $rule['arg'], $matches)) {
	$sizetarget = $matches[1];
	$sizeitem = $matches[2];
	}
	else {
	$sizetarget = $rule['arg'];
	$sizeitem = $rule['item'];
	}
	}
	else {
	$test = ($rule['not'] ? 'not' : '').$rule['test'];
	$target = '';
	}

	$tout .= $select_op->show($test);
	$tout .= '<input type="text" name="_rule_target[]" id="rule_target' .$id. '"
	value="' .rcube::Q($target). '" size="20" ' . $this->error_class($id, 'test', 'target', 'rule_target')
	. ' style="display:' . ($rule['test']!='size' && $rule['test'] != 'exists' ? 'inline' : 'none') . '" />'."\n";

	$select_size_op = new html_select(array('name' => "_rule_size_op[]", 'id' => 'rule_size_op'.$id));
	$select_size_op->add(rcube::Q($this->gettext('filterover')), 'over');
	$select_size_op->add(rcube::Q($this->gettext('filterunder')), 'under');

	$tout .= '<div id="rule_size' .$id. '" style="display:' . ($rule['test']=='size' ? 'inline' : 'none') .'">';
	$tout .= $select_size_op->show($rule['test']=='size' ? $rule['type'] : '');
	$tout .= '<input type="text" name="_rule_size_target[]" id="rule_size_i'.$id.'" value="'.$sizetarget.'" size="10" '
	. $this->error_class($id, 'test', 'sizetarget', 'rule_size_i') .' />
	<input type="radio" name="_rule_size_item['.$id.']" value=""'
	. (!$sizeitem ? ' checked="checked"' : '') .' class="radio" />'.$this->rc->gettext('B').'
	<input type="radio" name="_rule_size_item['.$id.']" value="K"'
	. ($sizeitem=='K' ? ' checked="checked"' : '') .' class="radio" />'.$this->rc->gettext('KB').'
	<input type="radio" name="_rule_size_item['.$id.']" value="M"'
	. ($sizeitem=='M' ? ' checked="checked"' : '') .' class="radio" />'.$this->rc->gettext('MB').'
	<input type="radio" name="_rule_size_item['.$id.']" value="G"'
	. ($sizeitem=='G' ? ' checked="checked"' : '') .' class="radio" />'.$this->rc->gettext('GB');
	$tout .= '</div>';

	// Advanced modifiers (address, envelope)
	$select_mod = new html_select(array('name' => "_rule_mod[]", 'id' => 'rule_mod_op'.$id,
	'onchange' => 'rule_mod_select(' .$id .')'));
	$select_mod->add(rcube::Q($this->gettext('none')), '');
	$select_mod->add(rcube::Q($this->gettext('address')), 'address');
	if (in_array('envelope', $this->exts))
	$select_mod->add(rcube::Q($this->gettext('envelope')), 'envelope');

	$select_type = new html_select(array('name' => "_rule_mod_type[]", 'id' => 'rule_mod_type'.$id));
	$select_type->add(rcube::Q($this->gettext('allparts')), 'all');
	$select_type->add(rcube::Q($this->gettext('domain')), 'domain');
	$select_type->add(rcube::Q($this->gettext('localpart')), 'localpart');
	if (in_array('subaddress', $this->exts)) {
	$select_type->add(rcube::Q($this->gettext('user')), 'user');
	$select_type->add(rcube::Q($this->gettext('detail')), 'detail');
	}

	$need_mod = $rule['test'] != 'size' && $rule['test'] != 'body';
	$mout = '<div id="rule_mod' .$id. '" class="adv" style="display:' . ($need_mod ? 'block' : 'none') .'">';
	$mout .= ' <span>';
	$mout .= rcube::Q($this->gettext('modifier')) . ' ';
	$mout .= $select_mod->show($rule['test']);
	$mout .= '</span>';
	$mout .= ' <span id="rule_mod_type' . $id . '"';
	$mout .= ' style="display:' . (in_array($rule['test'], array('address', 'envelope')) ? 'inline' : 'none') .'">';
	$mout .= rcube::Q($this->gettext('modtype')) . ' ';
	$mout .= $select_type->show($rule['part']);
	$mout .= '</span>';
	$mout .= '</div>';

	// Advanced modifiers (body transformations)
	$select_mod = new html_select(array('name' => "_rule_trans[]", 'id' => 'rule_trans_op'.$id,
	'onchange' => 'rule_trans_select(' .$id .')'));
	$select_mod->add(rcube::Q($this->gettext('text')), 'text');
	$select_mod->add(rcube::Q($this->gettext('undecoded')), 'raw');
	$select_mod->add(rcube::Q($this->gettext('contenttype')), 'content');

	$mout .= '<div id="rule_trans' .$id. '" class="adv" style="display:' . ($rule['test'] == 'body' ? 'block' : 'none') .'">';
	$mout .= ' <span>';
	$mout .= rcube::Q($this->gettext('modifier')) . ' ';
	$mout .= $select_mod->show($rule['part']);
	$mout .= '<input type="text" name="_rule_trans_type[]" id="rule_trans_type'.$id
	. '" value="'.(is_array($rule['content']) ? implode(',', $rule['content']) : $rule['content'])
	.'" size="20" style="display:' . ($rule['part'] == 'content' ? 'inline' : 'none') .'"'
	. $this->error_class($id, 'test', 'part', 'rule_trans_type') .' />';
	$mout .= '</span>';
	$mout .= '</div>';

	// Advanced modifiers (body transformations)
	$select_comp = new html_select(array('name' => "_rule_comp[]", 'id' => 'rule_comp_op'.$id));
	$select_comp->add(rcube::Q($this->gettext('default')), '');
	$select_comp->add(rcube::Q($this->gettext('octet')), 'i;octet');
	$select_comp->add(rcube::Q($this->gettext('asciicasemap')), 'i;ascii-casemap');
	if (in_array('comparator-i;ascii-numeric', $this->exts)) {
	$select_comp->add(rcube::Q($this->gettext('asciinumeric')), 'i;ascii-numeric');
	}

	$mout .= '<div id="rule_comp' .$id. '" class="adv" style="display:' . ($rule['test'] != 'size' ? 'block' : 'none') .'">';
	$mout .= ' <span>';
	$mout .= rcube::Q($this->gettext('comparator')) . ' ';
	$mout .= $select_comp->show($rule['comparator']);
	$mout .= '</span>';
	$mout .= '</div>';

	// Build output table
	$out = $div ? '<div class="rulerow" id="rulerow' .$id .'">'."\n" : '';
	$out .= '<table><tr>';
	$out .= '<td class="advbutton">';
	$out .= '<a href="#" id="ruleadv' . $id .'" title="'. rcube::Q($this->gettext('advancedopts')). '"
	onclick="rule_adv_switch(' . $id .', this)" class="show">  </a>';
	$out .= '</td>';
	$out .= '<td class="rowactions">' . $aout . '</td>';
	$out .= '<td class="rowtargets">' . $tout . "\n";
	$out .= '<div id="rule_advanced' .$id. '" style="display:none">' . $mout . '</div>';
	$out .= '</td>';

	// add/del buttons
	$out .= '<td class="rowbuttons">';
	$out .= '<a href="#" id="ruleadd' . $id .'" title="'. rcube::Q($this->gettext('add')). '"
	onclick="rcmail.managesieve_ruleadd(' . $id .')" class="button add"></a>';
	$out .= '<a href="#" id="ruledel' . $id .'" title="'. rcube::Q($this->gettext('del')). '"
	onclick="rcmail.managesieve_ruledel(' . $id .')" class="button del' . ($rows_num<2 ? ' disabled' : '') .'"></a>';
	$out .= '</td>';
	$out .= '</tr></table>';

	$out .= $div ? "</div>\n" : '';

	return $out;
	}

	function action_div($fid, $id, $div=true)
	{
	$action = isset($this->form) ? $this->form['actions'][$id] : $this->script[$fid]['actions'][$id];
	$rows_num = isset($this->form) ? sizeof($this->form['actions']) : sizeof($this->script[$fid]['actions']);

	$out = $div ? '<div class="actionrow" id="actionrow' .$id .'">'."\n" : '';

	$out .= '<table><tr><td class="rowactions">';

	// action select
	$select_action = new html_select(array('name' => "_action_type[$id]", 'id' => 'action_type'.$id,
	'onchange' => 'action_type_select(' .$id .')'));
	if (in_array('fileinto', $this->exts))
	$select_action->add(rcube::Q($this->gettext('messagemoveto')), 'fileinto');
	if (in_array('fileinto', $this->exts) && in_array('copy', $this->exts))
	$select_action->add(rcube::Q($this->gettext('messagecopyto')), 'fileinto_copy');
	$select_action->add(rcube::Q($this->gettext('messageredirect')), 'redirect');
	if (in_array('copy', $this->exts))
	$select_action->add(rcube::Q($this->gettext('messagesendcopy')), 'redirect_copy');
	if (in_array('reject', $this->exts))
	$select_action->add(rcube::Q($this->gettext('messagediscard')), 'reject');
	else if (in_array('ereject', $this->exts))
	$select_action->add(rcube::Q($this->gettext('messagediscard')), 'ereject');
	if (in_array('vacation', $this->exts))
	$select_action->add(rcube::Q($this->gettext('messagereply')), 'vacation');
	$select_action->add(rcube::Q($this->gettext('messagedelete')), 'discard');
	if (in_array('imapflags', $this->exts) \|\| in_array('imap4flags', $this->exts)) {
	$select_action->add(rcube::Q($this->gettext('setflags')), 'setflag');
	$select_action->add(rcube::Q($this->gettext('addflags')), 'addflag');
	$select_action->add(rcube::Q($this->gettext('removeflags')), 'removeflag');
	}
	if (in_array('variables', $this->exts)) {
	$select_action->add(rcube::Q($this->gettext('setvariable')), 'set');
	}
	if (in_array('enotify', $this->exts) \|\| in_array('notify', $this->exts)) {
	$select_action->add(rcube::Q($this->gettext('notify')), 'notify');
	}
	$select_action->add(rcube::Q($this->gettext('rulestop')), 'stop');

	$select_type = $action['type'];
	if (in_array($action['type'], array('fileinto', 'redirect')) && $action['copy']) {
	$select_type .= '_copy';
	}

	$out .= $select_action->show($select_type);
	$out .= '</td>';

	// actions target inputs
	$out .= '<td class="rowtargets">';
	// shared targets
	$out .= '<input type="text" name="_action_target['.$id.']" id="action_target' .$id. '" '
	.'value="' .($action['type']=='redirect' ? rcube::Q($action['target'], 'strict', false) : ''). '" size="35" '
	.'style="display:' .($action['type']=='redirect' ? 'inline' : 'none') .'" '
	. $this->error_class($id, 'action', 'target', 'action_target') .' />';
	$out .= '<textarea name="_action_target_area['.$id.']" id="action_target_area' .$id. '" '
	.'rows="3" cols="35" '. $this->error_class($id, 'action', 'targetarea', 'action_target_area')
	.'style="display:' .(in_array($action['type'], array('reject', 'ereject')) ? 'inline' : 'none') .'">'
	. (in_array($action['type'], array('reject', 'ereject')) ? rcube::Q($action['target'], 'strict', false) : '')
	. "</textarea>\n";

	// vacation
	$out .= '<div id="action_vacation' .$id.'" style="display:' .($action['type']=='vacation' ? 'inline' : 'none') .'">';
	$out .= '<span class="label">'. rcube::Q($this->gettext('vacationreason')) .'</span><br />'
	.'<textarea name="_action_reason['.$id.']" id="action_reason' .$id. '" '
	.'rows="3" cols="35" '. $this->error_class($id, 'action', 'reason', 'action_reason') . '>'
	. Q($action['reason'], 'strict', false) . "</textarea>\n";
	$out .= '<br /><span class="label">' .rcube::Q($this->gettext('vacationsubject')) . '</span><br />'
	.'<input type="text" name="_action_subject['.$id.']" id="action_subject'.$id.'" '
	.'value="' . (is_array($action['subject']) ? rcube::Q(implode(', ', $action['subject']), 'strict', false) : $action['subject']) . '" size="35" '
	. $this->error_class($id, 'action', 'subject', 'action_subject') .' />';
	$out .= '<br /><span class="label">' .rcube::Q($this->gettext('vacationaddresses')) . '</span><br />'
	.'<input type="text" name="_action_addresses['.$id.']" id="action_addr'.$id.'" '
	.'value="' . (is_array($action['addresses']) ? rcube::Q(implode(', ', $action['addresses']), 'strict', false) : $action['addresses']) . '" size="35" '
	. $this->error_class($id, 'action', 'addresses', 'action_addr') .' />';
	$out .= '<br /><span class="label">' . rcube::Q($this->gettext('vacationdays')) . '</span><br />'
	.'<input type="text" name="_action_days['.$id.']" id="action_days'.$id.'" '
	.'value="' .rcube::Q($action['days'], 'strict', false) . '" size="2" '
	. $this->error_class($id, 'action', 'days', 'action_days') .' />';
	$out .= '</div>';

	// flags
	$flags = array(
	'read' => '\\Seen',
	'answered' => '\\Answered',
	'flagged' => '\\Flagged',
	'deleted' => '\\Deleted',
	'draft' => '\\Draft',
	);
	$flags_target = (array)$action['target'];

	$out .= '<div id="action_flags' .$id.'" style="display:'
	. (preg_match('/^(set\|add\|remove)flag$/', $action['type']) ? 'inline' : 'none') . '"'
	. $this->error_class($id, 'action', 'flags', 'action_flags') . '>';
	foreach ($flags as $fidx => $flag) {
	$out .= '<input type="checkbox" name="_action_flags[' .$id .'][]" value="' . $flag . '"'
	. (in_array_nocase($flag, $flags_target) ? 'checked="checked"' : '') . ' />'
	. rcube::Q($this->gettext('flag'.$fidx)) .'<br>';
	}
	$out .= '</div>';

	// set variable
	$set_modifiers = array(
	'lower',
	'upper',
	'lowerfirst',
	'upperfirst',
	'quotewildcard',
	'length'
	);

	$out .= '<div id="action_set' .$id.'" style="display:' .($action['type']=='set' ? 'inline' : 'none') .'">';
	$out .= '<span class="label">' .rcube::Q($this->gettext('setvarname')) . '</span><br />'
	.'<input type="text" name="_action_varname['.$id.']" id="action_varname'.$id.'" '
	.'value="' . rcube::Q($action['name']) . '" size="35" '
	. $this->error_class($id, 'action', 'name', 'action_varname') .' />';
	$out .= '<br /><span class="label">' .rcube::Q($this->gettext('setvarvalue')) . '</span><br />'
	.'<input type="text" name="_action_varvalue['.$id.']" id="action_varvalue'.$id.'" '
	.'value="' . rcube::Q($action['value']) . '" size="35" '
	. $this->error_class($id, 'action', 'value', 'action_varvalue') .' />';
	$out .= '<br /><span class="label">' .rcube::Q($this->gettext('setvarmodifiers')) . '</span><br />';
	foreach ($set_modifiers as $j => $s_m) {
	$s_m_id = 'action_varmods' . $id . $s_m;
	$out .= sprintf('<input type="checkbox" name="_action_varmods[%s][]" value="%s" id="%s"%s />%s<br>',
	$id, $s_m, $s_m_id,
	(array_key_exists($s_m, (array)$action) && $action[$s_m] ? ' checked="checked"' : ''),
	rcube::Q($this->gettext('var' . $s_m)));
	}
	$out .= '</div>';

	// notify
	// skip :options tag - not used by the mailto method
	$out .= '<div id="action_notify' .$id.'" style="display:' .($action['type']=='notify' ? 'inline' : 'none') .'">';
	$out .= '<span class="label">' .rcube::Q($this->gettext('notifyaddress')) . '</span><br />'
	.'<input type="text" name="_action_notifyaddress['.$id.']" id="action_notifyaddress'.$id.'" '
	.'value="' . rcube::Q($action['address']) . '" size="35" '
	. $this->error_class($id, 'action', 'address', 'action_notifyaddress') .' />';
	$out .= '<br /><span class="label">'. rcube::Q($this->gettext('notifybody')) .'</span><br />'
	.'<textarea name="_action_notifybody['.$id.']" id="action_notifybody' .$id. '" '
	.'rows="3" cols="35" '. $this->error_class($id, 'action', 'method', 'action_notifybody') . '>'
	. rcube::Q($action['body'], 'strict', false) . "</textarea>\n";
	$out .= '<br /><span class="label">' .rcube::Q($this->gettext('notifysubject')) . '</span><br />'
	.'<input type="text" name="_action_notifymessage['.$id.']" id="action_notifymessage'.$id.'" '
	.'value="' . rcube::Q($action['message']) . '" size="35" '
	. $this->error_class($id, 'action', 'message', 'action_notifymessage') .' />';
	$out .= '<br /><span class="label">' .rcube::Q($this->gettext('notifyfrom')) . '</span><br />'
	.'<input type="text" name="_action_notifyfrom['.$id.']" id="action_notifyfrom'.$id.'" '
	.'value="' . rcube::Q($action['from']) . '" size="35" '
	. $this->error_class($id, 'action', 'from', 'action_notifyfrom') .' />';
	$importance_options = array(
	3 => 'notifyimportancelow',
	2 => 'notifyimportancenormal',
	1 => 'notifyimportancehigh'
	);
	$select_importance = new html_select(array(
	'name' => '_action_notifyimportance[' . $id . ']',
	'id' => '_action_notifyimportance' . $id,
	'class' => $this->error_class($id, 'action', 'importance', 'action_notifyimportance')));
	foreach ($importance_options as $io_v => $io_n) {
	$select_importance->add(rcube::Q($this->gettext($io_n)), $io_v);
	}
	$out .= '<br /><span class="label">' . rcube::Q($this->gettext('notifyimportance')) . '</span><br />';
	$out .= $select_importance->show($action['importance'] ? $action['importance'] : 2);
	$out .= '</div>';

	// mailbox select
	if ($action['type'] == 'fileinto')
	$mailbox = $this->mod_mailbox($action['target'], 'out');
	else
	$mailbox = '';

	$select = $this->rc->folder_selector(array(
	'realnames' => false,
	'maxlength' => 100,
	'id' => 'action_mailbox' . $id,
	'name' => "_action_mailbox[$id]",
	'style' => 'display:'.(!isset($action) \|\| $action['type']=='fileinto' ? 'inline' : 'none')
	));
	$out .= $select->show($mailbox);
	$out .= '</td>';

	// add/del buttons
	$out .= '<td class="rowbuttons">';
	$out .= '<a href="#" id="actionadd' . $id .'" title="'. rcube::Q($this->gettext('add')). '"
	onclick="rcmail.managesieve_actionadd(' . $id .')" class="button add"></a>';
	$out .= '<a href="#" id="actiondel' . $id .'" title="'. rcube::Q($this->gettext('del')). '"
	onclick="rcmail.managesieve_actiondel(' . $id .')" class="button del' . ($rows_num<2 ? ' disabled' : '') .'"></a>';
	$out .= '</td>';

	$out .= '</tr></table>';

	$out .= $div ? "</div>\n" : '';

	return $out;
	}

	private function genid()
	{
	- $result = preg_replace('/[^0-9]/', '', microtime(true));
	- return $result;
	+ return preg_replace('/[^0-9]/', '', microtime(true));
	}

	- private function strip_value($str, $allow_html=false)
	+ private function strip_value($str, $allow_html = false, $trim = true)
	{
	- if (!$allow_html)
	+ if (!$allow_html) {
	$str = strip_tags($str);
	+ }

	- return trim($str);
	+ return $trim ? trim($str) : $str;
	}

	private function error_class($id, $type, $target, $elem_prefix='')
	{
	// TODO: tooltips
	if (($type == 'test' && ($str = $this->errors['tests'][$id][$target])) \|\|
	($type == 'action' && ($str = $this->errors['actions'][$id][$target]))
	) {
	$this->add_tip($elem_prefix.$id, $str, true);
	return ' class="error"';
	}

	return '';
	}

	private function add_tip($id, $str, $error=false)
	{
	if ($error)
	$str = html::span('sieve error', $str);

	$this->tips[] = array($id, $str);
	}

	private function print_tips()
	{
	if (empty($this->tips))
	return;

	$script = rcmail_output::JS_OBJECT_NAME.'.managesieve_tip_register('.json_encode($this->tips).');';
	$this->rc->output->add_script($script, 'foot');
	}

	/**
	* Converts mailbox name from/to UTF7-IMAP from/to internal Sieve encoding
	* with delimiter replacement.
	*
	* @param string $mailbox Mailbox name
	* @param string $mode Conversion direction ('in'\|'out')
	*
	* @return string Mailbox name
	*/
	private function mod_mailbox($mailbox, $mode = 'out')
	{
	$delimiter = $_SESSION['imap_delimiter'];
	$replace_delimiter = $this->rc->config->get('managesieve_replace_delimiter');
	$mbox_encoding = $this->rc->config->get('managesieve_mbox_encoding', 'UTF7-IMAP');

	if ($mode == 'out') {
	$mailbox = rcube_charset::convert($mailbox, $mbox_encoding, 'UTF7-IMAP');
	if ($replace_delimiter && $replace_delimiter != $delimiter)
	$mailbox = str_replace($replace_delimiter, $delimiter, $mailbox);
	}
	else {
	$mailbox = rcube_charset::convert($mailbox, 'UTF7-IMAP', $mbox_encoding);
	if ($replace_delimiter && $replace_delimiter != $delimiter)
	$mailbox = str_replace($delimiter, $replace_delimiter, $mailbox);
	}

	return $mailbox;
	}

	/**
	* List sieve scripts
	*
	* @return array Scripts list
	*/
	public function list_scripts()
	{
	if ($this->list !== null) {
	return $this->list;
	}

	$this->list = $this->sieve->get_scripts();

	// Handle active script(s) and list of scripts according to Kolab's KEP:14
	if ($this->rc->config->get('managesieve_kolab_master')) {

	// Skip protected names
	foreach ((array)$this->list as $idx => $name) {
	$_name = strtoupper($name);
	if ($_name == 'MASTER')
	$master_script = $name;
	else if ($_name == 'MANAGEMENT')
	$management_script = $name;
	else if($_name == 'USER')
	$user_script = $name;
	else
	continue;

	unset($this->list[$idx]);
	}

	// get active script(s), read USER script
	if ($user_script) {
	$extension = $this->rc->config->get('managesieve_filename_extension', '.sieve');
	$filename_regex = '/'.preg_quote($extension, '/').'$/';
	$_SESSION['managesieve_user_script'] = $user_script;

	$this->sieve->load($user_script);

	foreach ($this->sieve->script->as_array() as $rules) {
	foreach ($rules['actions'] as $action) {
	if ($action['type'] == 'include' && empty($action['global'])) {
	$name = preg_replace($filename_regex, '', $action['target']);
	$this->active[] = $name;
	}
	}
	}
	}
	// create USER script if it doesn't exist
	else {
	$content = "# USER Management Script\n"
	."#\n"
	."# This script includes the various active sieve scripts\n"
	."# it is AUTOMATICALLY GENERATED. DO NOT EDIT MANUALLY!\n"
	."#\n"
	."# For more information, see http://wiki.kolab.org/KEP:14#USER\n"
	."#\n";
	if ($this->sieve->save_script('USER', $content)) {
	$_SESSION['managesieve_user_script'] = 'USER';
	if (empty($this->master_file))
	$this->sieve->activate('USER');
	}
	}
	}
	else if (!empty($this->list)) {
	// Get active script name
	if ($active = $this->sieve->get_active()) {
	$this->active = array($active);
	}

	// Hide scripts from config
	$exceptions = $this->rc->config->get('managesieve_filename_exceptions');
	if (!empty($exceptions)) {
	$this->list = array_diff($this->list, (array)$exceptions);
	}
	}

	return $this->list;
	}

	/**
	* Removes sieve script
	*
	* @param string $name Script name
	*
	* @return bool True on success, False on failure
	*/
	public function remove_script($name)
	{
	$result = $this->sieve->remove($name);

	// Kolab's KEP:14
	if ($result && $this->rc->config->get('managesieve_kolab_master')) {
	$this->deactivate_script($name);
	}

	return $result;
	}

	/**
	* Activates sieve script
	*
	* @param string $name Script name
	*
	* @return bool True on success, False on failure
	*/
	public function activate_script($name)
	{
	// Kolab's KEP:14
	if ($this->rc->config->get('managesieve_kolab_master')) {
	$extension = $this->rc->config->get('managesieve_filename_extension', '.sieve');
	$user_script = $_SESSION['managesieve_user_script'];

	// if the script is not active...
	if ($user_script && ($key = array_search($name, $this->active)) === false) {
	// ...rewrite USER file adding appropriate include command
	if ($this->sieve->load($user_script)) {
	$script = $this->sieve->script->as_array();
	$list = array();
	$regexp = '/' . preg_quote($extension, '/') . '$/';

	// Create new include entry
	$rule = array(
	'actions' => array(
	0 => array(
	'target' => $name.$extension,
	'type' => 'include',
	'personal' => true,
	)));

	// get all active scripts for sorting
	foreach ($script as $rid => $rules) {
	foreach ($rules['actions'] as $aid => $action) {
	if ($action['type'] == 'include' && empty($action['global'])) {
	$target = $extension ? preg_replace($regexp, '', $action['target']) : $action['target'];
	$list[] = $target;
	}
	}
	}
	$list[] = $name;

	// Sort and find current script position
	asort($list, SORT_LOCALE_STRING);
	$list = array_values($list);
	$index = array_search($name, $list);

	// add rule at the end of the script
	if ($index === false \|\| $index == count($list)-1) {
	$this->sieve->script->add_rule($rule);
	}
	// add rule at index position
	else {
	$script2 = array();
	foreach ($script as $rid => $rules) {
	if ($rid == $index) {
	$script2[] = $rule;
	}
	$script2[] = $rules;
	}
	$this->sieve->script->content = $script2;
	}

	$result = $this->sieve->save();
	if ($result) {
	$this->active[] = $name;
	}
	}
	}
	}
	else {
	$result = $this->sieve->activate($name);
	if ($result)
	$this->active = array($name);
	}

	return $result;
	}

	/**
	* Deactivates sieve script
	*
	* @param string $name Script name
	*
	* @return bool True on success, False on failure
	*/
	public function deactivate_script($name)
	{
	// Kolab's KEP:14
	if ($this->rc->config->get('managesieve_kolab_master')) {
	$extension = $this->rc->config->get('managesieve_filename_extension', '.sieve');
	$user_script = $_SESSION['managesieve_user_script'];

	// if the script is active...
	if ($user_script && ($key = array_search($name, $this->active)) !== false) {
	// ...rewrite USER file removing appropriate include command
	if ($this->sieve->load($user_script)) {
	$script = $this->sieve->script->as_array();
	$name = $name.$extension;

	foreach ($script as $rid => $rules) {
	foreach ($rules['actions'] as $aid => $action) {
	if ($action['type'] == 'include' && empty($action['global'])
	&& $action['target'] == $name
	) {
	break 2;
	}
	}
	}

	// Entry found
	if ($rid < count($script)) {
	$this->sieve->script->delete_rule($rid);
	$result = $this->sieve->save();
	if ($result) {
	unset($this->active[$key]);
	}
	}
	}
	}
	}
	else {
	$result = $this->sieve->deactivate();
	if ($result)
	$this->active = array();
	}

	return $result;
	}

	/**
	* Saves current script (adding some variables)
	*/
	public function save_script($name = null)
	{
	// Kolab's KEP:14
	if ($this->rc->config->get('managesieve_kolab_master')) {
	$this->sieve->script->set_var('EDITOR', self::PROGNAME);
	$this->sieve->script->set_var('EDITOR_VERSION', self::VERSION);
	}

	return $this->sieve->save($name);
	}

	/**
	* Returns list of rules from the current script
	*
	* @return array List of rules
	*/
	public function list_rules()
	{
	$result = array();
	$i = 1;

	foreach ($this->script as $idx => $filter) {
	if ($filter['type'] != 'if') {
	continue;
	}
	$fname = $filter['name'] ? $filter['name'] : "#$i";
	$result[] = array(
	'id' => $idx,
	'name' => rcube::Q($fname),
	'class' => $filter['disabled'] ? 'disabled' : '',
	);
	$i++;
	}

	return $result;
	}
	}

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