githubFork/roundcubemail.git

			@@ -12,60 +12,28 @@
			*
			* Configuration (see config.inc.php.dist)
			*
			* Copyright (C) 2008-2012, The Roundcube Dev Team
			* Copyright (C) 2011-2012, Kolab Systems AG
			* Copyright (C) 2008-2013, The Roundcube Dev Team
			* Copyright (C) 2011-2013, 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 free software: you can redistribute it and/or modify
			* it under the terms of the GNU General Public License as published by
			* the Free Software Foundation, either version 3 of the License, or
			* (at your option) any later version.
			*
			* 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.
			* You should have received a copy of the GNU General Public License
			* along with this program. If not, see http://www.gnu.org/licenses/.
			*/

			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;

			private $engine;

			function init()
			{
			@@ -73,9 +41,12 @@

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

			if ($this->rc->task == 'settings') {
			$this->add_hook('settings_actions', array($this, 'settings_actions'));
			$this->init_ui();
			}
			else if ($this->rc->task == 'mail') {
			@@ -83,7 +54,9 @@
			$this->add_hook('message_headers_output', array($this, 'mail_headers'));

			// inject Create Filter popup stuff
			if (empty($this->rc->action) \|\| $this->rc->action == 'show') {
			if (empty($this->rc->action) \|\| $this->rc->action == 'show'
			\|\| strpos($this->rc->action, 'plugin.managesieve') === 0
			) {
			$this->mail_task_handler();
			}
			}
			@@ -92,16 +65,67 @@
			/**
			* Initializes plugin's UI (localization, js script)
			*/
			private function init_ui()
			function init_ui()
			{
			if ($this->ui_initialized)
			if ($this->ui_initialized) {
			return;
			}

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

			$sieve_action = strpos($this->rc->action, 'plugin.managesieve') === 0;

			if ($this->rc->task == 'mail' \|\| $sieve_action) {
			$this->include_script('managesieve.js');
			}

			// include styles
			$skin_path = $this->local_skin_path();
			if ($this->rc->task == 'settings' \|\| $sieve_action) {
			if (is_file($this->home . "/$skin_path/managesieve.css")) {
			$this->include_stylesheet("$skin_path/managesieve.css");
			}
			}
			else {
			if (is_file($this->home . "/$skin_path/managesieve_mail.css")) {
			$this->include_stylesheet("$skin_path/managesieve_mail.css");
			}
			}

			$this->ui_initialized = true;
			}

			/**
			* Adds Filters section in Settings
			*/
			function settings_actions($args)
			{
			$this->load_config();

			$vacation_mode = (int) $this->rc->config->get('managesieve_vacation');

			// register Filters action
			if ($vacation_mode != 2) {
			$args['actions'][] = array(
			'action' => 'plugin.managesieve',
			'class' => 'filter',
			'label' => 'filters',
			'domain' => 'managesieve',
			);
			}

			// register Vacation action
			if ($vacation_mode > 0) {
			$args['actions'][] = array(
			'action' => 'plugin.managesieve-vacation',
			'class' => 'vacation',
			'label' => 'vacation',
			'domain' => 'managesieve',
			);
			}

			return $args;
			}

			/**
			@@ -109,17 +133,16 @@
			*/
			function mail_task_handler()
			{
			// make sure we're not in ajax request
			if ($this->rc->output->type != 'html') {
			return;
			}

			// 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,
			@@ -151,372 +174,43 @@

			$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']);
			}
			}
			}
			}
			$headers = $this->parse_headers($args['headers']);

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

			$this->rc->output->set_env('sieve_headers', $headers);

			return $args;
			}

			/**
			* Loads configuration, initializes plugin (including sieve connection)
			* Plugin action handler
			*/
			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);

			$host = rcube_parse_host($this->rc->config->get('managesieve_host', 'localhost'));
			$host = rcube_idn_to_ascii($host);

			$port = $this->rc->config->get('managesieve_port');
			if (empty($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,
			'auth_type' => $this->rc->config->get('managesieve_auth_type'),
			'usetls' => $this->rc->config->get('managesieve_usetls', false),
			'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'])) {
			$script_name = get_input_value('_set', RCUBE_INPUT_GPC, true);
			}
			else if (!empty($_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;
			}

			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()
			{
			$this->init_ui();
			// handle fetching email headers for the new filter form
			if ($uid = rcube_utils::get_input_value('_uid', rcube_utils::INPUT_GPC)) {
			$mailbox = $this->rc->get_storage()->get_folder();
			$message = new rcube_message($uid, $mailbox);
			$headers = $this->parse_headers($message->headers);

			$error = $this->managesieve_start();

			// Handle user requests
			if ($action = get_input_value('_act', RCUBE_INPUT_GPC)) {
			$fid = (int) get_input_value('_fid', RCUBE_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) get_input_value('_to', RCUBE_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 = get_input_value('_set', RCUBE_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 = get_input_value('_set', RCUBE_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 = get_input_value('_set', RCUBE_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 = get_input_value('_set', RCUBE_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 = get_input_value('_rid', RCUBE_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 = get_input_value('_aid', RCUBE_INPUT_GPC);
			$id = $this->genid();
			$content = $this->action_div($fid, $id, false);

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

			$this->rc->output->set_env('sieve_headers', $headers);
			$this->rc->output->command('managesieve_create', true);
			$this->rc->output->send();
			}
			else if ($this->rc->task == 'mail') {
			// Initialize the form
			$rules = get_input_value('r', RCUBE_INPUT_GET);
			if (!empty($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'),
			),
			);
			}
			}
			// handle other actions
			$engine_type = $this->rc->action == 'plugin.managesieve-vacation' ? 'vacation' : '';
			$engine = $this->get_engine($engine_type);

			$this->managesieve_send();
			$this->init_ui();
			$engine->actions();
			}

			/**
			* Forms save action handler
			*/
			function managesieve_save()
			{
			// load localization
			@@ -527,1513 +221,51 @@
			$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 = get_input_value('_name', RCUBE_INPUT_POST, true);
			$copy = get_input_value('_copy', RCUBE_INPUT_POST, true);
			$from = get_input_value('_from', RCUBE_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 = rcube_label(array('name' => 'filesizeerror',
			'vars' => array('size' =>
			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(get_input_value('_name', RCUBE_INPUT_POST, true));
			$fid = trim(get_input_value('_fid', RCUBE_INPUT_POST));
			$join = trim(get_input_value('_join', RCUBE_INPUT_POST));

			// and arrays
			$headers = get_input_value('_header', RCUBE_INPUT_POST);
			$cust_headers = get_input_value('_custom_header', RCUBE_INPUT_POST);
			$ops = get_input_value('_rule_op', RCUBE_INPUT_POST);
			$sizeops = get_input_value('_rule_size_op', RCUBE_INPUT_POST);
			$sizeitems = get_input_value('_rule_size_item', RCUBE_INPUT_POST);
			$sizetargets = get_input_value('_rule_size_target', RCUBE_INPUT_POST);
			$targets = get_input_value('_rule_target', RCUBE_INPUT_POST, true);
			$mods = get_input_value('_rule_mod', RCUBE_INPUT_POST);
			$mod_types = get_input_value('_rule_mod_type', RCUBE_INPUT_POST);
			$body_trans = get_input_value('_rule_trans', RCUBE_INPUT_POST);
			$body_types = get_input_value('_rule_trans_type', RCUBE_INPUT_POST, true);
			$comparators = get_input_value('_rule_comp', RCUBE_INPUT_POST);
			$act_types = get_input_value('_action_type', RCUBE_INPUT_POST, true);
			$mailboxes = get_input_value('_action_mailbox', RCUBE_INPUT_POST, true);
			$act_targets = get_input_value('_action_target', RCUBE_INPUT_POST, true);
			$area_targets = get_input_value('_action_target_area', RCUBE_INPUT_POST, true);
			$reasons = get_input_value('_action_reason', RCUBE_INPUT_POST, true);
			$addresses = get_input_value('_action_addresses', RCUBE_INPUT_POST, true);
			$days = get_input_value('_action_days', RCUBE_INPUT_POST);
			$subject = get_input_value('_action_subject', RCUBE_INPUT_POST, true);
			$flags = get_input_value('_action_flags', RCUBE_INPUT_POST);
			$varnames = get_input_value('_action_varname', RCUBE_INPUT_POST);
			$varvalues = get_input_value('_action_varvalue', RCUBE_INPUT_POST);
			$varmods = get_input_value('_action_varmods', RCUBE_INPUT_POST);
			$notifyaddrs = get_input_value('_action_notifyaddress', RCUBE_INPUT_POST);
			$notifybodies = get_input_value('_action_notifybody', RCUBE_INPUT_POST);
			$notifymessages = get_input_value('_action_notifymessage', RCUBE_INPUT_POST);
			$notifyfrom = get_input_value('_action_notifyfrom', RCUBE_INPUT_POST);
			$notifyimp = get_input_value('_action_notifyimportance', RCUBE_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]);
			$this->form['actions'][$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'] = $this->gettext('cannotbeempty');
			else if (!check_email($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(!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'] = $this->gettext('cannotbeempty');
			}
			else if (!check_email($notifyaddrs[$idx])) {
			$this->errors['actions'][$i]['address'] = $this->gettext('noemailwarning');
			}
			if (!empty($notifyfrom[$idx]) && !check_email($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' => 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
			$out = rcube_table_output($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;
			$result[] = array(
			'name' => Q($set),
			'id' => 'S'.$idx,
			'class' => !in_array($set, $this->active) ? 'disabled' : '',
			);
			}
			}

			// create XHTML table
			$out = rcube_table_output($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 = get_input_value('_name', RCUBE_INPUT_POST);
			$copy = get_input_value('_copy', RCUBE_INPUT_POST);
			$selected = get_input_value('_from', RCUBE_INPUT_POST);

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

			$out .= sprintf('<label for="%s"><b>%s:</b></label> %s<br /><br />',
			'_name', Q($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>';
			$out .= sprintf('<label for="%s">%s</label> ', 'from_none', Q($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>';
			$out .= sprintf('<label for="%s">%s:</label> ', 'from_set', Q($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>';
			$out .= sprintf('<label for="%s">%s:</label> ', 'from_file', Q($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 = get_input_value('_fid', RCUBE_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",
			$field_id, Q($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",
			$field_id, Q($this->gettext('filterset')),
			$this->filtersets_list(array('id' => 'sievescriptname'), true));
			}

			$out .= '<br /><br /><fieldset><legend>' . Q($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, $field_id, Q($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, $field_id, Q($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, $field_id, Q($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
			$out .= '<fieldset><legend>' . Q($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)
			$select_header->add(Q($this->gettext($name)), Q($val));
			if (in_array('body', $this->exts))
			$select_header->add(Q($this->gettext('body')), 'body');
			$select_header->add(Q($this->gettext('size')), 'size');
			$select_header->add(Q($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="' .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.')'));
			$select_op->add(Q($this->gettext('filtercontains')), 'contains');
			$select_op->add(Q($this->gettext('filternotcontains')), 'notcontains');
			$select_op->add(Q($this->gettext('filteris')), 'is');
			$select_op->add(Q($this->gettext('filterisnot')), 'notis');
			$select_op->add(Q($this->gettext('filterexists')), 'exists');
			$select_op->add(Q($this->gettext('filternotexists')), 'notexists');
			$select_op->add(Q($this->gettext('filtermatches')), 'matches');
			$select_op->add(Q($this->gettext('filternotmatches')), 'notmatches');
			if (in_array('regex', $this->exts)) {
			$select_op->add(Q($this->gettext('filterregex')), 'regex');
			$select_op->add(Q($this->gettext('filternotregex')), 'notregex');
			}
			if (in_array('relational', $this->exts)) {
			$select_op->add(Q($this->gettext('countisgreaterthan')), 'count-gt');
			$select_op->add(Q($this->gettext('countisgreaterthanequal')), 'count-ge');
			$select_op->add(Q($this->gettext('countislessthan')), 'count-lt');
			$select_op->add(Q($this->gettext('countislessthanequal')), 'count-le');
			$select_op->add(Q($this->gettext('countequals')), 'count-eq');
			$select_op->add(Q($this->gettext('countnotequals')), 'count-ne');
			$select_op->add(Q($this->gettext('valueisgreaterthan')), 'value-gt');
			$select_op->add(Q($this->gettext('valueisgreaterthanequal')), 'value-ge');
			$select_op->add(Q($this->gettext('valueislessthan')), 'value-lt');
			$select_op->add(Q($this->gettext('valueislessthanequal')), 'value-le');
			$select_op->add(Q($this->gettext('valueequals')), 'value-eq');
			$select_op->add(Q($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="' .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));
			$select_size_op->add(Q($this->gettext('filterover')), 'over');
			$select_size_op->add(Q($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" />'.rcube_label('B').'
			<input type="radio" name="_rule_size_item['.$id.']" value="K"'
			. ($sizeitem=='K' ? ' checked="checked"' : '') .' class="radio" />'.rcube_label('KB').'
			<input type="radio" name="_rule_size_item['.$id.']" value="M"'
			. ($sizeitem=='M' ? ' checked="checked"' : '') .' class="radio" />'.rcube_label('MB').'
			<input type="radio" name="_rule_size_item['.$id.']" value="G"'
			. ($sizeitem=='G' ? ' checked="checked"' : '') .' class="radio" />'.rcube_label('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 .')'));
			$select_mod->add(Q($this->gettext('none')), '');
			$select_mod->add(Q($this->gettext('address')), 'address');
			if (in_array('envelope', $this->exts))
			$select_mod->add(Q($this->gettext('envelope')), 'envelope');

			$select_type = new html_select(array('name' => "_rule_mod_type[]", 'id' => 'rule_mod_type'.$id));
			$select_type->add(Q($this->gettext('allparts')), 'all');
			$select_type->add(Q($this->gettext('domain')), 'domain');
			$select_type->add(Q($this->gettext('localpart')), 'localpart');
			if (in_array('subaddress', $this->exts)) {
			$select_type->add(Q($this->gettext('user')), 'user');
			$select_type->add(Q($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>';
			$mout .= Q($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') .'">';
			$mout .= Q($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 .')'));
			$select_mod->add(Q($this->gettext('text')), 'text');
			$select_mod->add(Q($this->gettext('undecoded')), 'raw');
			$select_mod->add(Q($this->gettext('contenttype')), 'content');

			$mout .= '<div id="rule_trans' .$id. '" class="adv" style="display:' . ($rule['test'] == 'body' ? 'block' : 'none') .'">';
			$mout .= ' <span>';
			$mout .= Q($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));
			$select_comp->add(Q($this->gettext('default')), '');
			$select_comp->add(Q($this->gettext('octet')), 'i;octet');
			$select_comp->add(Q($this->gettext('asciicasemap')), 'i;ascii-casemap');
			if (in_array('comparator-i;ascii-numeric', $this->exts)) {
			$select_comp->add(Q($this->gettext('asciinumeric')), 'i;ascii-numeric');
			}

			$mout .= '<div id="rule_comp' .$id. '" class="adv" style="display:' . ($rule['test'] != 'size' ? 'block' : 'none') .'">';
			$mout .= ' <span>';
			$mout .= Q($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' . $id .'" title="'. Q($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' . $id .'" title="'. Q($this->gettext('add')). '"
			onclick="rcmail.managesieve_ruleadd(' . $id .')" class="button add"></a>';
			$out .= '<a href="#" id="ruledel' . $id .'" title="'. Q($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))
			$select_action->add(Q($this->gettext('messagemoveto')), 'fileinto');
			if (in_array('fileinto', $this->exts) && in_array('copy', $this->exts))
			$select_action->add(Q($this->gettext('messagecopyto')), 'fileinto_copy');
			$select_action->add(Q($this->gettext('messageredirect')), 'redirect');
			if (in_array('copy', $this->exts))
			$select_action->add(Q($this->gettext('messagesendcopy')), 'redirect_copy');
			if (in_array('reject', $this->exts))
			$select_action->add(Q($this->gettext('messagediscard')), 'reject');
			else if (in_array('ereject', $this->exts))
			$select_action->add(Q($this->gettext('messagediscard')), 'ereject');
			if (in_array('vacation', $this->exts))
			$select_action->add(Q($this->gettext('messagereply')), 'vacation');
			$select_action->add(Q($this->gettext('messagedelete')), 'discard');
			if (in_array('imapflags', $this->exts) \|\| in_array('imap4flags', $this->exts)) {
			$select_action->add(Q($this->gettext('setflags')), 'setflag');
			$select_action->add(Q($this->gettext('addflags')), 'addflag');
			$select_action->add(Q($this->gettext('removeflags')), 'removeflag');
			}
			if (in_array('variables', $this->exts)) {
			$select_action->add(Q($this->gettext('setvariable')), 'set');
			}
			if (in_array('enotify', $this->exts) \|\| in_array('notify', $this->exts)) {
			$select_action->add(Q($this->gettext('notify')), 'notify');
			}
			$select_action->add(Q($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' ? 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')) ? Q($action['target'], 'strict', false) : '')
			. "</textarea>\n";

			// vacation
			$out .= '<div id="action_vacation' .$id.'" style="display:' .($action['type']=='vacation' ? 'inline' : 'none') .'">';
			$out .= '<span class="label">'. Q($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";
			$out .= '<br /><span class="label">' .Q($this->gettext('vacationsubject')) . '</span><br />'
			.'<input type="text" name="_action_subject['.$id.']" id="action_subject'.$id.'" '
			.'value="' . (is_array($action['subject']) ? Q(implode(', ', $action['subject']), 'strict', false) : $action['subject']) . '" size="35" '
			. $this->error_class($id, 'action', 'subject', 'action_subject') .' />';
			$out .= '<br /><span class="label">' .Q($this->gettext('vacationaddresses')) . '</span><br />'
			.'<input type="text" name="_action_addresses['.$id.']" id="action_addr'.$id.'" '
			.'value="' . (is_array($action['addresses']) ? Q(implode(', ', $action['addresses']), 'strict', false) : $action['addresses']) . '" size="35" '
			. $this->error_class($id, 'action', 'addresses', 'action_addr') .' />';
			$out .= '<br /><span class="label">' . Q($this->gettext('vacationdays')) . '</span><br />'
			.'<input type="text" name="_action_days['.$id.']" id="action_days'.$id.'" '
			.'value="' .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, $flags_target) ? 'checked="checked"' : '') . ' />'
			. Q($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') .'">';
			$out .= '<span class="label">' .Q($this->gettext('setvarname')) . '</span><br />'
			.'<input type="text" name="_action_varname['.$id.']" id="action_varname'.$id.'" '
			.'value="' . Q($action['name']) . '" size="35" '
			. $this->error_class($id, 'action', 'name', 'action_varname') .' />';
			$out .= '<br /><span class="label">' .Q($this->gettext('setvarvalue')) . '</span><br />'
			.'<input type="text" name="_action_varvalue['.$id.']" id="action_varvalue'.$id.'" '
			.'value="' . Q($action['value']) . '" size="35" '
			. $this->error_class($id, 'action', 'value', 'action_varvalue') .' />';
			$out .= '<br /><span class="label">' .Q($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"' : ''),
			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') .'">';
			$out .= '<span class="label">' .Q($this->gettext('notifyaddress')) . '</span><br />'
			.'<input type="text" name="_action_notifyaddress['.$id.']" id="action_notifyaddress'.$id.'" '
			.'value="' . Q($action['address']) . '" size="35" '
			. $this->error_class($id, 'action', 'address', 'action_notifyaddress') .' />';
			$out .= '<br /><span class="label">'. Q($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') . '>'
			. Q($action['body'], 'strict', false) . "</textarea>\n";
			$out .= '<br /><span class="label">' .Q($this->gettext('notifysubject')) . '</span><br />'
			.'<input type="text" name="_action_notifymessage['.$id.']" id="action_notifymessage'.$id.'" '
			.'value="' . Q($action['message']) . '" size="35" '
			. $this->error_class($id, 'action', 'message', 'action_notifymessage') .' />';
			$out .= '<br /><span class="label">' .Q($this->gettext('notifyfrom')) . '</span><br />'
			.'<input type="text" name="_action_notifyfrom['.$id.']" id="action_notifyfrom'.$id.'" '
			.'value="' . 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) {
			$select_importance->add(Q($this->gettext($io_n)), $io_v);
			}
			$out .= '<br /><span class="label">' . Q($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 = rcmail_mailbox_select(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' . $id .'" title="'. Q($this->gettext('add')). '"
			onclick="rcmail.managesieve_actionadd(' . $id .')" class="button add"></a>';
			$out .= '<a href="#" id="actiondel' . $id .'" title="'. Q($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;
			}

			private function strip_value($str, $allow_html=false)
			{
			if (!$allow_html)
			$str = strip_tags($str);

			return trim($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;

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

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

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

			$class_name = 'rcube_sieve_' . ($type ? $type : 'engine');
			$this->engine = new $class_name($this);
			}

			return $mailbox;
			return $this->engine;
			}

			/**
			* List sieve scripts
			*
			* @return array Scripts list
			* Extract mail headers for new filter form
			*/
			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()
			private function parse_headers($headers)
			{
			$result = array();
			$i = 1;

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

			return $result;