From a3644638aaf0418598196a870204e0b632a4c8ad Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Fri, 17 Apr 2015 06:28:40 -0400
Subject: [PATCH] Allow preference sections to define CSS class names

---
 plugins/managesieve/managesieve.php | 1980 +++--------------------------------------------------------
 1 files changed, 127 insertions(+), 1,853 deletions(-)

diff --git a/plugins/managesieve/managesieve.php b/plugins/managesieve/managesieve.php
index 055e1b4..f41394e 100644
--- a/plugins/managesieve/managesieve.php
+++ b/plugins/managesieve/managesieve.php
@@ -7,82 +7,58 @@
  * It's clickable interface which operates on text scripts and communicates
  * with server using managesieve protocol. Adds Filters tab in Settings.
  *
- * @version 5.0
+ * @version @package_version@
  * @author Aleksander Machniak <alec@alec.pl>
  *
  * Configuration (see config.inc.php.dist)
  *
- * Copyright (C) 2008-2011, The Roundcube Dev Team
- * Copyright (C) 2011, 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 = '5.2';
-    const PROGNAME = 'Roundcube (Managesieve)';
-
+    private $engine;
 
     function init()
     {
-        $this->rc = rcmail::get_instance();
+        $this->rc = rcube::get_instance();
 
         // 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') {
             // register message hook
-            $this->add_hook('message_headers_output', array($this, 'mail_headers'));
+            if ($this->rc->action == 'show') {
+                $this->add_hook('message_headers_output', array($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
+            ) {
                 $this->mail_task_handler();
             }
         }
@@ -91,16 +67,65 @@
     /**
      * Initializes plugin's UI (localization, js script)
      */
-    private function init_ui()
+    function init_ui()
     {
-        if ($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) {
+            $this->include_stylesheet("$skin_path/managesieve.css");
+        }
+        else {
+            $this->include_stylesheet("$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) {
+            $args['actions'][] = array(
+                'action' => 'plugin.managesieve',
+                'class'  => 'filter',
+                'label'  => 'filters',
+                'domain' => 'managesieve',
+                'title'  => 'filterstitle',
+            );
+        }
+
+        // register Vacation action
+        if ($vacation_mode > 0) {
+            $args['actions'][] = array(
+                'action' => 'plugin.managesieve-vacation',
+                'class'  => 'vacation',
+                'label'  => 'vacation',
+                'domain' => 'managesieve',
+                'title'  => 'vacationtitle',
+            );
+        }
+
+        return $args;
     }
 
     /**
@@ -108,17 +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, 
@@ -150,366 +174,44 @@
 
         $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'));
-        $port = $this->rc->config->get('managesieve_port', 2000);
-
-        $host = rcube_idn_to_ascii($host);
-
-        $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_POST)) {
+            $uids    = rcmail::get_uids();
+            $mailbox = key($uids);
+            $message = new rcube_message($uids[$mailbox][0], $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
@@ -520,1479 +222,51 @@
             $this->include_script('managesieve.js');
         }
 
-        // Init plugin and handle managesieve connection
-        $error = $this->managesieve_start();
-
-        // filters set add action
-        if (!empty($_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 html::tag('iframe', $attrib);
-    }
-
-    function filterset_form($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&nbsp;<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>&nbsp;\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" />&nbsp;</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">&nbsp;&nbsp;</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 .= $select_importance->show(array(intval($action['importance'])));
-        $out .= '</div>';
-
-        // mailbox select
-        if ($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, $mode = 'out')
+    public function get_engine($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);
-            }
-        }
-
-        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;

--
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