Copy plugins into 0.4.1 release branch

1 files changed, 1097 insertions, 0 deletions

diff --git a/plugins/managesieve/managesieve.php b/plugins/managesieve/managesieve.php
new file mode 100644
index 000000000..4705d54db
--- /dev/null
+++ b/plugins/managesieve/managesieve.php
@@ -0,0 +1,1097 @@
+<?php
+
+/**
+ * Managesieve (Sieve Filters)
+ *
+ * Plugin that adds a possibility to manage Sieve filters in Thunderbird's style.
+ * It's clickable interface which operates on text scripts and communicates
+ * with server using managesieve protocol. Adds Filters tab in Settings.
+ *
+ * @version 2.9
+ * @author Aleksander 'A.L.E.C' Machniak <alec@alec.pl>
+ *
+ * Configuration (see config.inc.php.dist)
+ *
+ * $Id$
+ */
+
+class managesieve extends rcube_plugin
+{
+    public $task = 'settings';
+
+    private $rc;
+    private $sieve;
+    private $errors;
+    private $form;
+    private $script = array();
+    private $exts = array();
+    private $headers = array(
+        'subject'   => 'Subject',
+        'sender'    => 'From',
+        'recipient' => 'To',
+    );
+
+
+    function init()
+    {
+        // add Tab label/title
+        $this->add_texts('localization/', array('filters','managefilters'));
+
+        // register actions
+        $this->register_action('plugin.managesieve', array($this, 'managesieve_actions'));
+        $this->register_action('plugin.managesieve-save', array($this, 'managesieve_save'));
+
+        // include main js script
+        $this->include_script('managesieve.js');
+    }
+
+    function managesieve_start()
+    {
+        $this->rc = rcmail::get_instance();
+        $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'),
+        ));
+
+        require_once($this->home . '/lib/Net/Sieve.php');
+        require_once($this->home . '/lib/rcube_sieve.php');
+
+        $host = rcube_parse_host($this->rc->config->get('managesieve_host', 'localhost'));
+        $port = $this->rc->config->get('managesieve_port', 2000);
+
+        // try to connect to managesieve server and to fetch the script
+        $this->sieve = new rcube_sieve($_SESSION['username'],
+            $this->rc->decrypt($_SESSION['password']), $host, $port,
+            $this->rc->config->get('managesieve_auth_type'),
+            $this->rc->config->get('managesieve_usetls', false),
+            $this->rc->config->get('managesieve_disabled_extensions'),
+            $this->rc->config->get('managesieve_debug', false)
+        );
+
+        if (!($error = $this->sieve->error())) {
+
+            $list = $this->sieve->get_scripts();
+            $active = $this->sieve->get_active();
+            $_SESSION['managesieve_active'] = $active;
+
+            if (!empty($_GET['_set'])) {
+                $script_name = get_input_value('_set', RCUBE_INPUT_GET);
+            }
+            else if (!empty($_SESSION['managesieve_current'])) {
+                $script_name = $_SESSION['managesieve_current'];
+            }
+            else {
+                // get active script
+                if ($active) {
+                    $script_name = $active;
+                }
+                else if ($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');
+                    $script_name = 'roundcube';
+                    if ($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, $content))
+                    if ($this->sieve->activate($script_name))
+                        $_SESSION['managesieve_active'] = $script_name;
+                }
+            }
+
+            if ($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->script = $this->sieve->script->as_array();
+            $this->exts = $this->sieve->get_extensions();
+            $this->rc->output->set_env('active_set', $_SESSION['managesieve_active']);
+            $_SESSION['managesieve_current'] = $this->sieve->current;
+        }
+
+        return $error;
+    }
+
+    function managesieve_actions()
+    {
+        // Init plugin and handle managesieve connection
+        $error = $this->managesieve_start();
+
+        // Handle user requests
+        if ($action = get_input_value('_act', RCUBE_INPUT_GPC)) {
+            $fid = (int) get_input_value('_fid', RCUBE_INPUT_GET);
+
+            if ($action == 'up' && !$error) {
+                if ($fid && isset($this->script[$fid]) && isset($this->script[$fid-1])) {
+                    if ($this->sieve->script->update_rule($fid, $this->script[$fid-1]) !== false
+                        && $this->sieve->script->update_rule($fid-1, $this->script[$fid]) !== false) {
+                        $result = $this->sieve->save();
+                    }
+
+                    if ($result) {
+//                      $this->rc->output->show_message('managesieve.filtersaved', 'confirmation');
+                        $this->rc->output->command('managesieve_updatelist', 'up', '', $fid);
+                    } else
+                        $this->rc->output->show_message('managesieve.filtersaveerror', 'error');
+                }
+            }
+            else if ($action == 'down' && !$error) {
+                if (isset($this->script[$fid]) && isset($this->script[$fid+1])) {
+                    if ($this->sieve->script->update_rule($fid, $this->script[$fid+1]) !== false
+                        && $this->sieve->script->update_rule($fid+1, $this->script[$fid]) !== false) {
+                        $result = $this->sieve->save();
+                    }
+
+                    if ($result === true) {
+//                      $this->rc->output->show_message('managesieve.filtersaved', 'confirmation');
+                        $this->rc->output->command('managesieve_updatelist', 'down', '', $fid);
+                    } else {
+                        $this->rc->output->show_message('managesieve.filtersaveerror', 'error');
+                    }
+                }
+            }
+            else if ($action == 'delete' && !$error) {
+                if (isset($this->script[$fid])) {
+                    if ($this->sieve->script->delete_rule($fid))
+                        $result = $this->sieve->save();
+
+                    if ($result === true) {
+                        $this->rc->output->show_message('managesieve.filterdeleted', 'confirmation');
+                        $this->rc->output->command('managesieve_updatelist', 'delete', '', $fid);
+                    } else {
+                        $this->rc->output->show_message('managesieve.filterdeleteerror', 'error');
+                    }
+                }
+            }
+            else if ($action == 'setact' && !$error) {
+                $script_name = get_input_value('_set', RCUBE_INPUT_GPC);
+                $result = $this->sieve->activate($script_name);
+
+                if ($result === true) {
+                    $this->rc->output->set_env('active_set', $script_name);
+                    $this->rc->output->show_message('managesieve.setactivated', 'confirmation');
+                    $this->rc->output->command('managesieve_reset');
+                    $_SESSION['managesieve_active'] = $script_name;
+                } else {
+                    $this->rc->output->show_message('managesieve.setactivateerror', 'error');
+                }
+            }
+            else if ($action == 'deact' && !$error) {
+                $result = $this->sieve->deactivate();
+
+                if ($result === true) {
+                    $this->rc->output->set_env('active_set', '');
+                    $this->rc->output->show_message('managesieve.setdeactivated', 'confirmation');
+                    $this->rc->output->command('managesieve_reset');
+                    $_SESSION['managesieve_active'] = '';
+                } else {
+                    $this->rc->output->show_message('managesieve.setdeactivateerror', 'error');
+                }
+            }
+            else if ($action == 'setdel' && !$error) {
+                $script_name = get_input_value('_set', RCUBE_INPUT_GPC);
+                $result = $this->sieve->remove($script_name);
+
+                if ($result === true) {
+                    $this->rc->output->show_message('managesieve.setdeleted', 'confirmation');
+                    $this->rc->output->command('managesieve_reload');
+                    $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);
+                $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 $script;
+                exit;
+            }
+            elseif ($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, $rid);
+            }
+            elseif ($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->send();
+        }
+
+        $this->managesieve_send();
+    }
+
+    function managesieve_save()
+    {
+        // 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);
+            $copy = get_input_value('_copy', RCUBE_INPUT_POST);
+            $from = get_input_value('_from', RCUBE_INPUT_POST);
+
+            if (!$name)
+                $error = 'managesieve.emptyname';
+            else if (mb_strlen($name)>128)
+                $error = 'managesieve.nametoolong';
+            else if ($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 (!$this->sieve->save($name)) {
+                        $error = 'managesieve.setcreateerror';
+                    }
+                }
+                else {  // upload failed
+                    $err = $_FILES['_file']['error'];
+                    $error = true;
+
+                    if ($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 {
+                        $error = 'fileuploaderror';
+                    }
+                }
+            }
+            else if (!$this->sieve->copy($name, $from == 'set' ? $copy : '')) {
+                $error = 'managesieve.setcreateerror';
+            }
+
+            if (!$error) {
+                $this->rc->output->show_message('managesieve.setcreated', 'confirmation');
+                $this->rc->output->command('parent.managesieve_reload', $name);
+            } else if ($msg) {
+                $this->rc->output->command('display_message', $msg, 'error');
+            } else {
+                $this->rc->output->show_message($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 = $_POST['_header'];
+            $cust_headers = $_POST['_custom_header'];
+            $ops = $_POST['_rule_op'];
+            $sizeops = $_POST['_rule_size_op'];
+            $sizeitems = $_POST['_rule_size_item'];
+            $sizetargets = $_POST['_rule_size_target'];
+            $targets = $_POST['_rule_target'];
+            $act_types = $_POST['_action_type'];
+            $mailboxes = $_POST['_action_mailbox'];
+            $act_targets = $_POST['_action_target'];
+            $area_targets = $_POST['_action_target_area'];
+            $reasons = $_POST['_action_reason'];
+            $addresses = $_POST['_action_addresses'];
+            $days = $_POST['_action_days'];
+
+            // we need a "hack" for radiobuttons
+            foreach ($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);
+                    $op     = $this->strip_value($ops[$idx]);
+
+                    // normal header
+                    if (in_array($header, $this->headers)) {
+                        if(preg_match('/^not/', $op))
+                            $this->form['tests'][$i]['not'] = true;
+                        $type = preg_replace('/^not/', '', $op);
+
+                        if ($type == 'exists') {
+                            $this->form['tests'][$i]['test'] = 'exists';
+                            $this->form['tests'][$i]['arg'] = $header;
+                        }
+                        else {
+                            $this->form['tests'][$i]['type'] = $type;
+                            $this->form['tests'][$i]['test'] = 'header';
+                            $this->form['tests'][$i]['arg1'] = $header;
+                            $this->form['tests'][$i]['arg2'] = $target;
+
+                            if ($target == '')
+                                $this->errors['tests'][$i]['target'] = $this->gettext('cannotbeempty');
+                        }
+                    }
+                    else
+                        switch ($header) {
+                        case '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']  = $sizetarget.$sizeitem;
+
+                            if (!preg_match('/^[0-9]+(K|M|G)*$/i', $sizetarget))
+                                $this->errors['tests'][$i]['sizetarget'] = $this->gettext('wrongformat');
+                            break;
+                        case '...':
+                            $cust_header = $headers = $this->strip_value($cust_headers[$idx]);
+
+                            if(preg_match('/^not/', $op))
+                                $this->form['tests'][$i]['not'] = true;
+                            $type = preg_replace('/^not/', '', $op);
+
+                            if ($cust_header == '')
+                                $this->errors['tests'][$i]['header'] = $this->gettext('cannotbeempty');
+                            else {
+                                $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 $hr)
+                                        if (!preg_match('/^[a-z0-9-]+$/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']  = $cust_header;
+                            }
+                            else {
+                                $this->form['tests'][$i]['test'] = 'header';
+                                $this->form['tests'][$i]['type'] = $type;
+                                $this->form['tests'][$i]['arg1'] = $cust_header;
+                                $this->form['tests'][$i]['arg2'] = $target;
+
+                                if ($target == '')
+                                    $this->errors['tests'][$i]['target'] = $this->gettext('cannotbeempty');
+                            }
+                            break;
+                        }
+                    $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'] = $mailbox;
+                    if ($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 '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]['addresses'] = explode(',', $addresses[$idx]);
+// @TODO: vacation :subject, :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;
+                }
+
+                $this->form['actions'][$i]['type'] = $type;
+                $i++;
+            }
+
+            if (!$this->errors) {
+                // 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 = $this->sieve->save();
+
+                if ($save && $fid !== false) {
+                    $this->rc->output->show_message('managesieve.filtersaved', 'confirmation');
+                    $this->rc->output->add_script(
+                        sprintf("rcmail.managesieve_updatelist('%s', '%s', %d, %d);",
+                            isset($new) ? 'add' : 'update', Q($this->form['name']),
+                            $fid, $this->form['disabled']),
+                        'foot');
+                }
+                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
+        $a_show_cols = array('managesieve.filtername');
+
+        foreach($this->script as $idx => $filter)
+            $result[] = array(
+                'managesieve.filtername' => $filter['name'],
+                'id' => $idx,
+                'class' => $filter['disabled'] ? 'disabled' : '',
+            );
+
+        // 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)
+    {
+        // add id to message list table if not specified
+        if (!strlen($attrib['id']))
+            $attrib['id'] = 'rcmfiltersetslist';
+
+        $list = $this->sieve->get_scripts();
+        $active = $this->sieve->get_active();
+
+        $select = new html_select(array('name' => '_set', 'id' => $attrib['id'],
+            'onchange' => 'rcmail.managesieve_set()'));
+
+        if ($list) {
+            asort($list, SORT_LOCALE_STRING);
+
+            foreach ($list as $set)
+                $select->add($set . ($set == $active ? ' ('.$this->gettext('active').')' : ''), $set);
+        }
+
+        $out = $select->show($this->sieve->current);
+
+        // set client env
+        $this->rc->output->add_gui_object('filtersetslist', $attrib['id']);
+        $this->rc->output->add_label(
+            'managesieve.setdeleteconfirm',
+            'managesieve.active',
+            'managesieve.filtersetact',
+            'managesieve.filtersetdeact'
+        );
+
+        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/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);
+
+        $table = new html_table(array('cols' => 2));
+
+        // filter set name input
+        $input_name = new html_inputfield(array('name' => '_name', 'id' => '_name', 'size' => 30,
+            'class' => ($this->errors['name'] ? 'error' : '')));
+
+        $table->add('title', sprintf('<label for="%s"><b>%s:</b></label>',
+            '_name', Q($this->gettext('filtersetname'))));
+        $table->add(null, $input_name->show($name));
+
+        $from ='<div class="itemlist">';
+        $from .= '<input type="radio" id="from_none" name="_from" value="none"'
+            .(!$selected || $selected=='none' ? ' checked="checked"' : '').'></input>';
+        $from .= sprintf('<label for="%s">%s</label> ', 'from_none', Q($this->gettext('none')));
+
+        // filters set list
+        $list   = $this->sieve->get_scripts();
+        $active = $this->sieve->get_active();
+
+        $select = new html_select(array('name' => '_copy', 'id' => '_copy'));
+
+        if (is_array($list)) {
+            asort($list, SORT_LOCALE_STRING);
+
+            foreach ($list as $set)
+                $select->add($set . ($set == $active ? ' ('.$this->gettext('active').')' : ''), $set);
+
+            $from .= '<br /><input type="radio" id="from_set" name="_from" value="set"'
+                .($selected=='set' ? ' checked="checked"' : '').'></input>';
+            $from .= sprintf('<label for="%s">%s:</label> ', 'from_set', Q($this->gettext('fromset')));
+            $from .= $select->show($copy);
+        }
+
+        // script upload box
+        $upload = new html_inputfield(array('name' => '_file', 'id' => '_file', 'size' => 30,
+            'type' => 'file', 'class' => ($this->errors['name'] ? 'error' : '')));
+
+        $from .= '<br /><input type="radio" id="from_file" name="_from" value="file"'
+            .($selected=='file' ? ' checked="checked"' : '').'></input>';
+        $from .= sprintf('<label for="%s">%s:</label> ', 'from_file', Q($this->gettext('fromfile')));
+        $from .= $upload->show();
+        $from .= '</div>';
+
+        $table->add('title', '<label>'.$this->gettext('filters').':</label>');
+        $table->add(null, $from);
+
+        $out .= $table->show();
+
+        $this->rc->output->add_gui_object('sieveform', 'filtersetform');
+
+        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 (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<br /><br />\n",
+            $field_id, Q($this->gettext('filtername')), $input_name);
+
+        $out .= '<fieldset><legend>' . Q($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";
+
+        $out .= "</fieldset>\n";
+
+        if ($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']);
+
+        $out = $div ? '<div class="rulerow" id="rulerow' .$id .'">'."\n" : '';
+
+        $out .= '<table><tr><td class="rowactions">';
+
+        // headers select
+        $select_header = new html_select(array('name' => "_header[]", 'id' => 'header'.$id,
+            'onchange' => 'header_select(' .$id .')'));
+        foreach($this->headers as $name => $val)
+            $select_header->add(Q($this->gettext($name)), Q($val));
+        $select_header->add(Q($this->gettext('size')), 'size');
+        $select_header->add(Q($this->gettext('...')), '...');
+
+        // TODO: list arguments
+
+        if ((isset($rule['test']) && $rule['test'] == 'header')
+            && !is_array($rule['arg1']) && in_array($rule['arg1'], $this->headers))
+            $out .= $select_header->show($rule['arg1']);
+        else if ((isset($rule['test']) && $rule['test'] == 'exists')
+            && !is_array($rule['arg']) && in_array($rule['arg'], $this->headers))
+            $out .= $select_header->show($rule['arg']);
+        else if (isset($rule['test']) && $rule['test'] == 'size')
+            $out .= $select_header->show('size');
+        else if (isset($rule['test']) && $rule['test'] != 'true')
+            $out .= $select_header->show('...');
+        else
+            $out .= $select_header->show();
+
+        $out .= '</td><td class="rowtargets">';
+
+        if ((isset($rule['test']) && $rule['test'] == 'header')
+            && (is_array($rule['arg1']) || !in_array($rule['arg1'], $this->headers)))
+            $custom = is_array($rule['arg1']) ? implode(', ', $rule['arg1']) : $rule['arg1'];
+        else if ((isset($rule['test']) && $rule['test'] == 'exists')
+            && (is_array($rule['arg']) || !in_array($rule['arg'], $this->headers)))
+            $custom = is_array($rule['arg']) ? implode(', ', $rule['arg']) : $rule['arg'];
+
+        $out .= '<div id="custom_header' .$id. '" style="display:' .(isset($custom) ? 'inline' : 'none'). '">
+            <input type="text" name="_custom_header[]" '. $this->error_class($id, 'test', 'header')
+            .' value="' .Q($custom). '" size="20" />&nbsp;</div>' . "\n";
+
+        // matching type select (operator)
+        $select_op = new html_select(array('name' => "_rule_op[]", 'id' => 'rule_op'.$id,
+            'style' => 'display:' .($rule['test']!='size' ? 'inline' : 'none'),
+            'onchange' => 'rule_op_select('.$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');
+
+        // target input (TODO: lists)
+
+        if ($rule['test'] == 'header') {
+            $out .= $select_op->show(($rule['not'] ? 'not' : '').$rule['type']);
+            $target = $rule['arg2'];
+        }
+        else if ($rule['test'] == 'size') {
+            $out .= $select_op->show();
+            if(preg_match('/^([0-9]+)(K|M|G)*$/', $rule['arg'], $matches)) {
+                $sizetarget = $matches[1];
+                $sizeitem = $matches[2];
+            }
+        }
+        else {
+            $out .= $select_op->show(($rule['not'] ? 'not' : '').$rule['test']);
+            $target = '';
+        }
+
+        $out .= '<input type="text" name="_rule_target[]" id="rule_target' .$id. '"
+            value="' .Q($target). '" size="20" ' . $this->error_class($id, 'test', '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('filterunder')), 'under');
+        $select_size_op->add(Q($this->gettext('filterover')), 'over');
+
+        $out .= '<div id="rule_size' .$id. '" style="display:' . ($rule['test']=='size' ? 'inline' : 'none') .'">';
+        $out .= $select_size_op->show($rule['test']=='size' ? $rule['type'] : '');
+        $out .= '<input type="text" name="_rule_size_target[]" value="'.$sizetarget.'" size="10" ' 
+            . $this->error_class($id, 'test', 'sizetarget') .' />
+            <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');
+        $out .= '</div>';
+        $out .= '</td>';
+
+        // add/del buttons
+        $out .= '<td class="rowbuttons">';
+        $out .= '<input type="button" id="ruleadd' . $id .'" value="'. Q($this->gettext('add')). '"
+            onclick="rcmail.managesieve_ruleadd(' . $id .')" class="button" /> ';
+        $out .= '<input type="button" id="ruledel' . $id .'" value="'. Q($this->gettext('del')). '"
+            onclick="rcmail.managesieve_ruledel(' . $id .')" class="button' . ($rows_num<2 ? ' disabled' : '') .'"'
+            . ($rows_num<2 ? ' disabled="disabled"' : '') .' />';
+        $out .= '</td></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
+        $select_action = new html_select(array('name' => "_action_type[]", 'id' => 'action_type'.$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');
+        $select_action->add(Q($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
+        $out .= '<input type="text" name="_action_target[]" id="action_target' .$id. '" '
+            .'value="' .($action['type']=='redirect' ? Q($action['target'], 'strict', false) : ''). '" size="40" '
+            .'style="display:' .($action['type']=='redirect' ? 'inline' : 'none') .'" '
+            . $this->error_class($id, 'action', 'target') .' />';
+        $out .= '<textarea name="_action_target_area[]" id="action_target_area' .$id. '" '
+            .'rows="3" cols="40" '. $this->error_class($id, 'action', 'targetarea')
+            .'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="action_reason' .$id. '" '
+            .'rows="3" cols="40" '. $this->error_class($id, 'action', 'reason') . '>'
+            . Q($action['reason'], 'strict', false) . "</textarea>\n";
+        $out .= '<br /><span class="label">' .Q($this->gettext('vacationaddresses')) . '</span><br />'
+            .'<input type="text" name="_action_addresses[]" '
+            .'value="' . (is_array($action['addresses']) ? Q(implode(', ', $action['addresses']), 'strict', false) : $action['addresses']) . '" size="40" '
+            . $this->error_class($id, 'action', 'addresses') .' />';
+        $out .= '<br /><span class="label">' . Q($this->gettext('vacationdays')) . '</span><br />'
+            .'<input type="text" name="_action_days[]" '
+            .'value="' .Q($action['days'], 'strict', false) . '" size="2" '
+            . $this->error_class($id, 'action', 'days') .' />';
+        $out .= '</div>';
+
+        // mailbox select
+        $out .= '<select id="action_mailbox' .$id. '" name="_action_mailbox[]" style="display:'
+            .(!isset($action) || $action['type']=='fileinto' ? 'inline' : 'none'). '">';
+
+        $this->rc->imap_connect();
+
+        $a_folders = $this->rc->imap->list_mailboxes();
+        $delimiter = $this->rc->imap->get_hierarchy_delimiter();
+
+        // set mbox encoding
+        $mbox_encoding = $this->rc->config->get('managesieve_mbox_encoding', 'UTF7-IMAP');
+
+        if ($action['type'] == 'fileinto')
+            $mailbox = $action['target'];
+        else
+            $mailbox = '';
+
+        foreach ($a_folders as $folder) {
+            $utf7folder = $this->rc->imap->mod_mailbox($folder);
+            $names = explode($delimiter, rcube_charset_convert($folder, 'UTF7-IMAP'));
+            $name  = $names[sizeof($names)-1];
+
+            if ($replace_delimiter = $this->rc->config->get('managesieve_replace_delimiter'))
+                $utf7folder = str_replace($delimiter, $replace_delimiter, $utf7folder);
+
+            // convert to Sieve implementation encoding
+            $utf7folder = $this->mbox_encode($utf7folder, $mbox_encoding);
+
+            if ($folder_class = rcmail_folder_classname($name))
+                $foldername = $this->gettext($folder_class);
+            else
+                $foldername = $name;
+
+            $out .= sprintf('<option value="%s"%s>%s%s</option>'."\n",
+                htmlspecialchars($utf7folder),
+                ($mailbox == $utf7folder ? ' selected="selected"' : ''),
+                str_repeat('&nbsp;', 4 * (sizeof($names)-1)),
+                Q(abbreviate_string($foldername, 40 - (2 * sizeof($names)-1))));
+        }
+        $out .= '</select>';
+        $out .= '</td>';
+
+        // add/del buttons
+        $out .= '<td class="rowbuttons">';
+        $out .= '<input type="button" id="actionadd' . $id .'" value="'. Q($this->gettext('add')). '"
+            onclick="rcmail.managesieve_actionadd(' . $id .')" class="button" /> ';
+        $out .= '<input type="button" id="actiondel' . $id .'" value="'. Q($this->gettext('del')). '"
+            onclick="rcmail.managesieve_actiondel(' . $id .')" class="button' . ($rows_num<2 ? ' disabled' : '') .'"'
+            . ($rows_num<2 ? ' disabled="disabled"' : '') .' />';
+        $out .= '</td>';
+
+        $out .= '</tr></table>';
+
+        $out .= $div ? "</div>\n" : '';
+
+        return $out;
+    }
+
+    private function genid()
+    {
+        $result = intval(rcube_timer());
+        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, $name_only=false)
+    {
+        // TODO: tooltips
+        if ($type == 'test' && isset($this->errors['tests'][$id][$target]))
+            return ($name_only ? 'error' : ' class="error"');
+        else if ($type == 'action' && isset($this->errors['actions'][$id][$target]))
+            return ($name_only ? 'error' : ' class="error"');
+
+        return '';
+    }
+
+    private function mbox_encode($text, $encoding)
+    {
+        return rcube_charset_convert($text, 'UTF7-IMAP', $encoding);
+    }
+}