plugins/managesieve/managesieve.php

   1 <?php
   2
   3 /**
   4  * Managesieve (Sieve Filters)
   5  *
   6  * Plugin that adds a possibility to manage Sieve filters in Thunderbird's style.
   7  * It's clickable interface which operates on text scripts and communicates
   8  * with server using managesieve protocol. Adds Filters tab in Settings.
   9  *
  10  * @version 3.0
  11  * @author Aleksander 'A.L.E.C' Machniak <alec@alec.pl>
  12  *
  13  * Configuration (see config.inc.php.dist)
  14  *
  15  * $Id: managesieve.php 4555 2011-02-16 10:48:11Z alec $
  16  */
  17
  18 class managesieve extends rcube_plugin
  19 {
  20     public $task = 'settings';
  21
  22     private $rc;
  23     private $sieve;
  24     private $errors;
  25     private $form;
  26     private $tips = array();
  27     private $script = array();
  28     private $exts = array();
  29     private $headers = array(
  30         'subject'   => 'Subject',
  31         'sender'    => 'From',
  32         'recipient' => 'To',
  33     );
  34
  35
  36     function init()
  37     {
  38         // add Tab label/title
  39         $this->add_texts('localization/', array('filters','managefilters'));
  40
  41         // register actions
  42         $this->register_action('plugin.managesieve', array($this, 'managesieve_actions'));
  43         $this->register_action('plugin.managesieve-save', array($this, 'managesieve_save'));
  44
  45         // include main js script
  46         $this->include_script('managesieve.js');
  47     }
  48
  49     function managesieve_start()
  50     {
  51         $this->rc = rcmail::get_instance();
  52         $this->load_config();
  53
  54         // register UI objects
  55         $this->rc->output->add_handlers(array(
  56             'filterslist'    => array($this, 'filters_list'),
  57             'filtersetslist' => array($this, 'filtersets_list'),
  58             'filterframe'    => array($this, 'filter_frame'),
  59             'filterform'     => array($this, 'filter_form'),
  60             'filtersetform'  => array($this, 'filterset_form'),
  61         ));
  62
  63         require_once($this->home . '/lib/Net/Sieve.php');
  64         require_once($this->home . '/lib/rcube_sieve.php');
  65
  66         $host = rcube_parse_host($this->rc->config->get('managesieve_host', 'localhost'));
  67         $port = $this->rc->config->get('managesieve_port', 2000);
  68
  69         $host = rcube_idn_to_ascii($host);
  70
  71         // try to connect to managesieve server and to fetch the script
  72         $this->sieve = new rcube_sieve($_SESSION['username'],
  73             $this->rc->decrypt($_SESSION['password']), $host, $port,
  74             $this->rc->config->get('managesieve_auth_type'),
  75             $this->rc->config->get('managesieve_usetls', false),
  76             $this->rc->config->get('managesieve_disabled_extensions'),
  77             $this->rc->config->get('managesieve_debug', false),
  78             $this->rc->config->get('managesieve_auth_cid'),
  79             $this->rc->config->get('managesieve_auth_pw')
  80         );
  81
  82         if (!($error = $this->sieve->error())) {
  83
  84             $list = $this->sieve->get_scripts();
  85             $active = $this->sieve->get_active();
  86             $_SESSION['managesieve_active'] = $active;
  87
  88             if (!empty($_GET['_set'])) {
  89                 $script_name = get_input_value('_set', RCUBE_INPUT_GET);
  90             }
  91             else if (!empty($_SESSION['managesieve_current'])) {
  92                 $script_name = $_SESSION['managesieve_current'];
  93             }
  94             else {
  95                 // get active script
  96                 if ($active) {
  97                     $script_name = $active;
  98                 }
  99                 else if ($list) {
 100                     $script_name = $list[0];
 101                 }
 102                 // create a new (initial) script
 103                 else {
 104                     // if script not exists build default script contents
 105                     $script_file = $this->rc->config->get('managesieve_default');
 106                     $script_name = 'roundcube';
 107                     if ($script_file && is_readable($script_file))
 108                         $content = file_get_contents($script_file);
 109
 110                 // add script and set it active
 111                 if ($this->sieve->save_script($script_name, $content))
 112                     if ($this->sieve->activate($script_name))
 113                         $_SESSION['managesieve_active'] = $script_name;
 114                 }
 115             }
 116
 117             if ($script_name)
 118                 $this->sieve->load($script_name);
 119
 120             $error = $this->sieve->error();
 121         }
 122
 123         // finally set script objects
 124         if ($error) {
 125             switch ($error) {
 126                 case SIEVE_ERROR_CONNECTION:
 127                 case SIEVE_ERROR_LOGIN:
 128                     $this->rc->output->show_message('managesieve.filterconnerror', 'error');
 129                     break;
 130                 default:
 131                     $this->rc->output->show_message('managesieve.filterunknownerror', 'error');
 132                     break;
 133             }
 134
 135             raise_error(array('code' => 403, 'type' => 'php',
 136                 'file' => __FILE__, 'line' => __LINE__,
 137                 'message' => "Unable to connect to managesieve on $host:$port"), true, false);
 138
 139             // to disable 'Add filter' button set env variable
 140             $this->rc->output->set_env('filterconnerror', true);
 141             $this->script = array();
 142         }
 143         else {
 144             $this->script = $this->sieve->script->as_array();
 145             $this->exts = $this->sieve->get_extensions();
 146             $this->rc->output->set_env('active_set', $_SESSION['managesieve_active']);
 147             $_SESSION['managesieve_current'] = $this->sieve->current;
 148         }
 149
 150         return $error;
 151     }
 152
 153     function managesieve_actions()
 154     {
 155         // Init plugin and handle managesieve connection
 156         $error = $this->managesieve_start();
 157
 158         // Handle user requests
 159         if ($action = get_input_value('_act', RCUBE_INPUT_GPC)) {
 160             $fid = (int) get_input_value('_fid', RCUBE_INPUT_GET);
 161
 162             if ($action == 'up' && !$error) {
 163                 if ($fid && isset($this->script[$fid]) && isset($this->script[$fid-1])) {
 164                     if ($this->sieve->script->update_rule($fid, $this->script[$fid-1]) !== false
 165                         && $this->sieve->script->update_rule($fid-1, $this->script[$fid]) !== false) {
 166                         $result = $this->sieve->save();
 167                     }
 168
 169                     if ($result) {
 170 //                      $this->rc->output->show_message('managesieve.filtersaved', 'confirmation');
 171                         $this->rc->output->command('managesieve_updatelist', 'up', '', $fid);
 172                     } else
 173                         $this->rc->output->show_message('managesieve.filtersaveerror', 'error');
 174                 }
 175             }
 176             else if ($action == 'down' && !$error) {
 177                 if (isset($this->script[$fid]) && isset($this->script[$fid+1])) {
 178                     if ($this->sieve->script->update_rule($fid, $this->script[$fid+1]) !== false
 179                         && $this->sieve->script->update_rule($fid+1, $this->script[$fid]) !== false) {
 180                         $result = $this->sieve->save();
 181                     }
 182
 183                     if ($result === true) {
 184 //                      $this->rc->output->show_message('managesieve.filtersaved', 'confirmation');
 185                         $this->rc->output->command('managesieve_updatelist', 'down', '', $fid);
 186                     } else {
 187                         $this->rc->output->show_message('managesieve.filtersaveerror', 'error');
 188                     }
 189                 }
 190             }
 191             else if ($action == 'delete' && !$error) {
 192                 if (isset($this->script[$fid])) {
 193                     if ($this->sieve->script->delete_rule($fid))
 194                         $result = $this->sieve->save();
 195
 196                     if ($result === true) {
 197                         $this->rc->output->show_message('managesieve.filterdeleted', 'confirmation');
 198                         $this->rc->output->command('managesieve_updatelist', 'delete', '', $fid);
 199                     } else {
 200                         $this->rc->output->show_message('managesieve.filterdeleteerror', 'error');
 201                     }
 202                 }
 203             }
 204             else if ($action == 'setact' && !$error) {
 205                 $script_name = get_input_value('_set', RCUBE_INPUT_GPC);
 206                 $result = $this->sieve->activate($script_name);
 207
 208                 if ($result === true) {
 209                     $this->rc->output->set_env('active_set', $script_name);
 210                     $this->rc->output->show_message('managesieve.setactivated', 'confirmation');
 211                     $this->rc->output->command('managesieve_reset');
 212                     $_SESSION['managesieve_active'] = $script_name;
 213                 } else {
 214                     $this->rc->output->show_message('managesieve.setactivateerror', 'error');
 215                 }
 216             }
 217             else if ($action == 'deact' && !$error) {
 218                 $result = $this->sieve->deactivate();
 219
 220                 if ($result === true) {
 221                     $this->rc->output->set_env('active_set', '');
 222                     $this->rc->output->show_message('managesieve.setdeactivated', 'confirmation');
 223                     $this->rc->output->command('managesieve_reset');
 224                     $_SESSION['managesieve_active'] = '';
 225                 } else {
 226                     $this->rc->output->show_message('managesieve.setdeactivateerror', 'error');
 227                 }
 228             }
 229             else if ($action == 'setdel' && !$error) {
 230                 $script_name = get_input_value('_set', RCUBE_INPUT_GPC);
 231                 $result = $this->sieve->remove($script_name);
 232
 233                 if ($result === true) {
 234                     $this->rc->output->show_message('managesieve.setdeleted', 'confirmation');
 235                     $this->rc->output->command('managesieve_reload');
 236                     $this->rc->session->remove('managesieve_current');
 237                 } else {
 238                     $this->rc->output->show_message('managesieve.setdeleteerror', 'error');
 239                 }
 240             }
 241             else if ($action == 'setget') {
 242                 $script_name = get_input_value('_set', RCUBE_INPUT_GPC);
 243                 $script = $this->sieve->get_script($script_name);
 244
 245                 if (PEAR::isError($script))
 246                     exit;
 247
 248                 $browser = new rcube_browser;
 249
 250                 // send download headers
 251                 header("Content-Type: application/octet-stream");
 252                 header("Content-Length: ".strlen($script));
 253
 254                 if ($browser->ie)
 255                     header("Content-Type: application/force-download");
 256                 if ($browser->ie && $browser->ver < 7)
 257                     $filename = rawurlencode(abbreviate_string($script_name, 55));
 258                 else if ($browser->ie)
 259                     $filename = rawurlencode($script_name);
 260                 else
 261                     $filename = addcslashes($script_name, '\\"');
 262
 263                 header("Content-Disposition: attachment; filename=\"$filename.txt\"");
 264                 echo $script;
 265                 exit;
 266             }
 267             elseif ($action == 'ruleadd') {
 268                 $rid = get_input_value('_rid', RCUBE_INPUT_GPC);
 269                 $id = $this->genid();
 270                 $content = $this->rule_div($fid, $id, false);
 271
 272                 $this->rc->output->command('managesieve_rulefill', $content, $id, $rid);
 273             }
 274             elseif ($action == 'actionadd') {
 275                 $aid = get_input_value('_aid', RCUBE_INPUT_GPC);
 276                 $id = $this->genid();
 277                 $content = $this->action_div($fid, $id, false);
 278
 279                 $this->rc->output->command('managesieve_actionfill', $content, $id, $aid);
 280             }
 281
 282             $this->rc->output->send();
 283         }
 284
 285         $this->managesieve_send();
 286     }
 287
 288     function managesieve_save()
 289     {
 290         // Init plugin and handle managesieve connection
 291         $error = $this->managesieve_start();
 292
 293         // filters set add action
 294         if (!empty($_POST['_newset'])) {
 295             $name = get_input_value('_name', RCUBE_INPUT_POST);
 296             $copy = get_input_value('_copy', RCUBE_INPUT_POST);
 297             $from = get_input_value('_from', RCUBE_INPUT_POST);
 298
 299             if (!$name)
 300                 $error = 'managesieve.emptyname';
 301             else if (mb_strlen($name)>128)
 302                 $error = 'managesieve.nametoolong';
 303             else if ($from == 'file') {
 304                 // from file
 305                 if (is_uploaded_file($_FILES['_file']['tmp_name'])) {
 306                     $file = file_get_contents($_FILES['_file']['tmp_name']);
 307                     $file = preg_replace('/\r/', '', $file);
 308                     // for security don't save script directly
 309                     // check syntax before, like this...
 310                     $this->sieve->load_script($file);
 311                     if (!$this->sieve->save($name)) {
 312                         $error = 'managesieve.setcreateerror';
 313                     }
 314                 }
 315                 else {  // upload failed
 316                     $err = $_FILES['_file']['error'];
 317                     $error = true;
 318
 319                     if ($err == UPLOAD_ERR_INI_SIZE || $err == UPLOAD_ERR_FORM_SIZE) {
 320                         $msg = rcube_label(array('name' => 'filesizeerror',
 321                             'vars' => array('size' =>
 322                                 show_bytes(parse_bytes(ini_get('upload_max_filesize'))))));
 323                     }
 324                     else {
 325                         $error = 'fileuploaderror';
 326                     }
 327                 }
 328             }
 329             else if (!$this->sieve->copy($name, $from == 'set' ? $copy : '')) {
 330                 $error = 'managesieve.setcreateerror';
 331             }
 332
 333             if (!$error) {
 334                 $this->rc->output->show_message('managesieve.setcreated', 'confirmation');
 335                 $this->rc->output->command('parent.managesieve_reload', $name);
 336             } else if ($msg) {
 337                 $this->rc->output->command('display_message', $msg, 'error');
 338             } else {
 339                 $this->rc->output->show_message($error, 'error');
 340             }
 341         }
 342         // filter add/edit action
 343         else if (isset($_POST['_name'])) {
 344             $name = trim(get_input_value('_name', RCUBE_INPUT_POST, true));
 345             $fid  = trim(get_input_value('_fid', RCUBE_INPUT_POST));
 346             $join = trim(get_input_value('_join', RCUBE_INPUT_POST));
 347
 348             // and arrays
 349             $headers = $_POST['_header'];
 350             $cust_headers = $_POST['_custom_header'];
 351             $ops = $_POST['_rule_op'];
 352             $sizeops = $_POST['_rule_size_op'];
 353             $sizeitems = $_POST['_rule_size_item'];
 354             $sizetargets = $_POST['_rule_size_target'];
 355             $targets = $_POST['_rule_target'];
 356             $act_types = $_POST['_action_type'];
 357             $mailboxes = $_POST['_action_mailbox'];
 358             $act_targets = $_POST['_action_target'];
 359             $area_targets = $_POST['_action_target_area'];
 360             $reasons = $_POST['_action_reason'];
 361             $addresses = $_POST['_action_addresses'];
 362             $days = $_POST['_action_days'];
 363
 364             // we need a "hack" for radiobuttons
 365             foreach ($sizeitems as $item)
 366                 $items[] = $item;
 367
 368             $this->form['disabled'] = $_POST['_disabled'] ? true : false;
 369             $this->form['join']     = $join=='allof' ? true : false;
 370             $this->form['name']     = $name;
 371             $this->form['tests']    = array();
 372             $this->form['actions']  = array();
 373
 374             if ($name == '')
 375                 $this->errors['name'] = $this->gettext('cannotbeempty');
 376             else
 377                 foreach($this->script as $idx => $rule)
 378                     if($rule['name'] == $name && $idx != $fid) {
 379                         $this->errors['name'] = $this->gettext('ruleexist');
 380                         break;
 381                     }
 382
 383             $i = 0;
 384             // rules
 385             if ($join == 'any') {
 386                 $this->form['tests'][0]['test'] = 'true';
 387             }
 388             else {
 389                 foreach ($headers as $idx => $header) {
 390                     $header = $this->strip_value($header);
 391                     $target = $this->strip_value($targets[$idx], true);
 392                     $op     = $this->strip_value($ops[$idx]);
 393
 394                     // normal header
 395                     if (in_array($header, $this->headers)) {
 396                         if (preg_match('/^not/', $op))
 397                             $this->form['tests'][$i]['not'] = true;
 398                         $type = preg_replace('/^not/', '', $op);
 399
 400                         if ($type == 'exists') {
 401                             $this->form['tests'][$i]['test'] = 'exists';
 402                             $this->form['tests'][$i]['arg'] = $header;
 403                         }
 404                         else {
 405                             $this->form['tests'][$i]['type'] = $type;
 406                             $this->form['tests'][$i]['test'] = 'header';
 407                             $this->form['tests'][$i]['arg1'] = $header;
 408                             $this->form['tests'][$i]['arg2'] = $target;
 409
 410                             if ($target == '')
 411                                 $this->errors['tests'][$i]['target'] = $this->gettext('cannotbeempty');
 412                             else if (preg_match('/^(value|count)-/', $type) && !preg_match('/[0-9]+/', $target))
 413                                 $this->errors['tests'][$i]['target'] = $this->gettext('forbiddenchars');
 414                         }
 415                     }
 416                     else
 417                         switch ($header) {
 418                         case 'size':
 419                             $sizeop     = $this->strip_value($sizeops[$idx]);
 420                             $sizeitem   = $this->strip_value($items[$idx]);
 421                             $sizetarget = $this->strip_value($sizetargets[$idx]);
 422
 423                             $this->form['tests'][$i]['test'] = 'size';
 424                             $this->form['tests'][$i]['type'] = $sizeop;
 425                             $this->form['tests'][$i]['arg']  = $sizetarget.$sizeitem;
 426
 427                             if ($sizetarget == '')
 428                                 $this->errors['tests'][$i]['sizetarget'] = $this->gettext('cannotbeempty');
 429                             else if (!preg_match('/^[0-9]+(K|M|G)*$/i', $sizetarget))
 430                                 $this->errors['tests'][$i]['sizetarget'] = $this->gettext('forbiddenchars');
 431                             break;
 432                         case '...':
 433                             $cust_header = $headers = $this->strip_value($cust_headers[$idx]);
 434
 435                             if (preg_match('/^not/', $op))
 436                                 $this->form['tests'][$i]['not'] = true;
 437                             $type = preg_replace('/^not/', '', $op);
 438
 439                             if ($cust_header == '')
 440                                 $this->errors['tests'][$i]['header'] = $this->gettext('cannotbeempty');
 441                             else {
 442                                 $headers = preg_split('/[\s,]+/', $cust_header, -1, PREG_SPLIT_NO_EMPTY);
 443
 444                                 if (!count($headers))
 445                                     $this->errors['tests'][$i]['header'] = $this->gettext('cannotbeempty');
 446                                 else {
 447                                     foreach ($headers as $hr)
 448                                         if (!preg_match('/^[a-z0-9-]+$/i', $hr))
 449                                             $this->errors['tests'][$i]['header'] = $this->gettext('forbiddenchars');
 450                                 }
 451                             }
 452
 453                             if (empty($this->errors['tests'][$i]['header']))
 454                                 $cust_header = (is_array($headers) && count($headers) == 1) ? $headers[0] : $headers;
 455
 456                             if ($type == 'exists') {
 457                                 $this->form['tests'][$i]['test'] = 'exists';
 458                                 $this->form['tests'][$i]['arg']  = $cust_header;
 459                             }
 460                             else {
 461                                 $this->form['tests'][$i]['test'] = 'header';
 462                                 $this->form['tests'][$i]['type'] = $type;
 463                                 $this->form['tests'][$i]['arg1'] = $cust_header;
 464                                 $this->form['tests'][$i]['arg2'] = $target;
 465
 466                                 if ($target == '')
 467                                     $this->errors['tests'][$i]['target'] = $this->gettext('cannotbeempty');
 468                                 else if (preg_match('/^(value|count)-/', $type) && !preg_match('/[0-9]+/', $target))
 469                                     $this->errors['tests'][$i]['target'] = $this->gettext('forbiddenchars');
 470                             }
 471                             break;
 472                         }
 473                     $i++;
 474                 }
 475             }
 476
 477             $i = 0;
 478             // actions
 479             foreach($act_types as $idx => $type) {
 480                 $type   = $this->strip_value($type);
 481                 $target = $this->strip_value($act_targets[$idx]);
 482
 483                 switch ($type) {
 484                 case 'fileinto':
 485                 case 'fileinto_copy':
 486                     $mailbox = $this->strip_value($mailboxes[$idx]);
 487                     $this->form['actions'][$i]['target'] = $mailbox;
 488                     if ($type == 'fileinto_copy') {
 489                         $type = 'fileinto';
 490                         $this->form['actions'][$i]['copy'] = true;
 491                     }
 492                     break;
 493                 case 'reject':
 494                 case 'ereject':
 495                     $target = $this->strip_value($area_targets[$idx]);
 496                     $this->form['actions'][$i]['target'] = str_replace("\r\n", "\n", $target);
 497
 498  //                 if ($target == '')
 499 //                      $this->errors['actions'][$i]['targetarea'] = $this->gettext('cannotbeempty');
 500                     break;
 501                 case 'redirect':
 502                 case 'redirect_copy':
 503                     $this->form['actions'][$i]['target'] = $target;
 504
 505                     if ($this->form['actions'][$i]['target'] == '')
 506                         $this->errors['actions'][$i]['target'] = $this->gettext('cannotbeempty');
 507                     else if (!check_email($this->form['actions'][$i]['target']))
 508                         $this->errors['actions'][$i]['target'] = $this->gettext('noemailwarning');
 509
 510                     if ($type == 'redirect_copy') {
 511                         $type = 'redirect';
 512                         $this->form['actions'][$i]['copy'] = true;
 513                     }
 514                     break;
 515                 case 'vacation':
 516                     $reason = $this->strip_value($reasons[$idx]);
 517                     $this->form['actions'][$i]['reason']    = str_replace("\r\n", "\n", $reason);
 518                     $this->form['actions'][$i]['days']      = $days[$idx];
 519                     $this->form['actions'][$i]['addresses'] = explode(',', $addresses[$idx]);
 520 // @TODO: vacation :subject, :mime, :from, :handle
 521
 522                     if ($this->form['actions'][$i]['addresses']) {
 523                         foreach($this->form['actions'][$i]['addresses'] as $aidx => $address) {
 524                             $address = trim($address);
 525                             if (!$address)
 526                                 unset($this->form['actions'][$i]['addresses'][$aidx]);
 527                             else if(!check_email($address)) {
 528                                 $this->errors['actions'][$i]['addresses'] = $this->gettext('noemailwarning');
 529                                 break;
 530                             } else
 531                                 $this->form['actions'][$i]['addresses'][$aidx] = $address;
 532                         }
 533                     }
 534
 535                     if ($this->form['actions'][$i]['reason'] == '')
 536                         $this->errors['actions'][$i]['reason'] = $this->gettext('cannotbeempty');
 537                     if ($this->form['actions'][$i]['days'] && !preg_match('/^[0-9]+$/', $this->form['actions'][$i]['days']))
 538                         $this->errors['actions'][$i]['days'] = $this->gettext('forbiddenchars');
 539                     break;
 540                 }
 541
 542                 $this->form['actions'][$i]['type'] = $type;
 543                 $i++;
 544             }
 545
 546             if (!$this->errors) {
 547                 // zapis skryptu
 548                 if (!isset($this->script[$fid])) {
 549                     $fid = $this->sieve->script->add_rule($this->form);
 550                     $new = true;
 551                 } else
 552                     $fid = $this->sieve->script->update_rule($fid, $this->form);
 553
 554                 if ($fid !== false)
 555                     $save = $this->sieve->save();
 556
 557                 if ($save && $fid !== false) {
 558                     $this->rc->output->show_message('managesieve.filtersaved', 'confirmation');
 559                     $this->rc->output->add_script(
 560                         sprintf("rcmail.managesieve_updatelist('%s', '%s', %d, %d);",
 561                             isset($new) ? 'add' : 'update', Q($this->form['name']),
 562                             $fid, $this->form['disabled']),
 563                         'foot');
 564                 }
 565                 else {
 566                     $this->rc->output->show_message('managesieve.filtersaveerror', 'error');
 567 //                  $this->rc->output->send();
 568                 }
 569             }
 570         }
 571
 572         $this->managesieve_send();
 573     }
 574
 575     private function managesieve_send()
 576     {
 577         // Handle form action
 578         if (isset($_GET['_framed']) || isset($_POST['_framed'])) {
 579             if (isset($_GET['_newset']) || isset($_POST['_newset'])) {
 580                 $this->rc->output->send('managesieve.setedit');
 581             }
 582             else {
 583                 $this->rc->output->send('managesieve.filteredit');
 584             }
 585         } else {
 586             $this->rc->output->set_pagetitle($this->gettext('filters'));
 587             $this->rc->output->send('managesieve.managesieve');
 588         }
 589     }
 590
 591     // return the filters list as HTML table
 592     function filters_list($attrib)
 593     {
 594         // add id to message list table if not specified
 595         if (!strlen($attrib['id']))
 596             $attrib['id'] = 'rcmfilterslist';
 597
 598         // define list of cols to be displayed
 599         $a_show_cols = array('managesieve.filtername');
 600
 601         foreach($this->script as $idx => $filter)
 602             $result[] = array(
 603                 'managesieve.filtername' => $filter['name'],
 604                 'id' => $idx,
 605                 'class' => $filter['disabled'] ? 'disabled' : '',
 606             );
 607
 608         // create XHTML table
 609         $out = rcube_table_output($attrib, $result, $a_show_cols, 'id');
 610
 611         // set client env
 612         $this->rc->output->add_gui_object('filterslist', $attrib['id']);
 613         $this->rc->output->include_script('list.js');
 614
 615         // add some labels to client
 616         $this->rc->output->add_label('managesieve.filterdeleteconfirm');
 617
 618         return $out;
 619     }
 620
 621     // return the filters list as <SELECT>
 622     function filtersets_list($attrib)
 623     {
 624         // add id to message list table if not specified
 625         if (!strlen($attrib['id']))
 626             $attrib['id'] = 'rcmfiltersetslist';
 627
 628         $list = $this->sieve->get_scripts();
 629         $active = $this->sieve->get_active();
 630
 631         $select = new html_select(array('name' => '_set', 'id' => $attrib['id'],
 632             'onchange' => 'rcmail.managesieve_set()'));
 633
 634         if ($list) {
 635             asort($list, SORT_LOCALE_STRING);
 636
 637             foreach ($list as $set)
 638                 $select->add($set . ($set == $active ? ' ('.$this->gettext('active').')' : ''), $set);
 639         }
 640
 641         $out = $select->show($this->sieve->current);
 642
 643         // set client env
 644         $this->rc->output->add_gui_object('filtersetslist', $attrib['id']);
 645         $this->rc->output->add_label(
 646             'managesieve.setdeleteconfirm',
 647             'managesieve.active',
 648             'managesieve.filtersetact',
 649             'managesieve.filtersetdeact'
 650         );
 651
 652         return $out;
 653     }
 654
 655     function filter_frame($attrib)
 656     {
 657         if (!$attrib['id'])
 658             $attrib['id'] = 'rcmfilterframe';
 659
 660         $attrib['name'] = $attrib['id'];
 661
 662         $this->rc->output->set_env('contentframe', $attrib['name']);
 663         $this->rc->output->set_env('blankpage', $attrib['src'] ?
 664         $this->rc->output->abs_url($attrib['src']) : 'program/blank.gif');
 665
 666         return html::tag('iframe', $attrib);
 667     }
 668
 669     function filterset_form($attrib)
 670     {
 671         if (!$attrib['id'])
 672             $attrib['id'] = 'rcmfiltersetform';
 673
 674         $out = '<form name="filtersetform" action="./" method="post" enctype="multipart/form-data">'."\n";
 675
 676         $hiddenfields = new html_hiddenfield(array('name' => '_task', 'value' => $this->rc->task));
 677         $hiddenfields->add(array('name' => '_action', 'value' => 'plugin.managesieve-save'));
 678         $hiddenfields->add(array('name' => '_framed', 'value' => ($_POST['_framed'] || $_GET['_framed'] ? 1 : 0)));
 679         $hiddenfields->add(array('name' => '_newset', 'value' => 1));
 680
 681         $out .= $hiddenfields->show();
 682
 683         $name     = get_input_value('_name', RCUBE_INPUT_POST);
 684         $copy     = get_input_value('_copy', RCUBE_INPUT_POST);
 685         $selected = get_input_value('_from', RCUBE_INPUT_POST);
 686
 687         // filter set name input
 688         $input_name = new html_inputfield(array('name' => '_name', 'id' => '_name', 'size' => 30,
 689             'class' => ($this->errors['name'] ? 'error' : '')));
 690
 691         $out .= sprintf('<label for="%s"><b>%s:</b></label> %s<br /><br />',
 692             '_name', Q($this->gettext('filtersetname')), $input_name->show($name));
 693
 694         $out .="\n<fieldset class=\"itemlist\"><legend>" . $this->gettext('filters') . ":</legend>\n";
 695         $out .= '<input type="radio" id="from_none" name="_from" value="none"'
 696             .(!$selected || $selected=='none' ? ' checked="checked"' : '').'></input>';
 697         $out .= sprintf('<label for="%s">%s</label> ', 'from_none', Q($this->gettext('none')));
 698
 699         // filters set list
 700         $list   = $this->sieve->get_scripts();
 701         $active = $this->sieve->get_active();
 702
 703         $select = new html_select(array('name' => '_copy', 'id' => '_copy'));
 704
 705         if (is_array($list)) {
 706             asort($list, SORT_LOCALE_STRING);
 707
 708             foreach ($list as $set)
 709                 $select->add($set . ($set == $active ? ' ('.$this->gettext('active').')' : ''), $set);
 710
 711             $out .= '<br /><input type="radio" id="from_set" name="_from" value="set"'
 712                 .($selected=='set' ? ' checked="checked"' : '').'></input>';
 713             $out .= sprintf('<label for="%s">%s:</label> ', 'from_set', Q($this->gettext('fromset')));
 714             $out .= $select->show($copy);
 715         }
 716
 717         // script upload box
 718         $upload = new html_inputfield(array('name' => '_file', 'id' => '_file', 'size' => 30,
 719             'type' => 'file', 'class' => ($this->errors['name'] ? 'error' : '')));
 720
 721         $out .= '<br /><input type="radio" id="from_file" name="_from" value="file"'
 722             .($selected=='file' ? ' checked="checked"' : '').'></input>';
 723         $out .= sprintf('<label for="%s">%s:</label> ', 'from_file', Q($this->gettext('fromfile')));
 724         $out .= $upload->show();
 725         $out .= '</fieldset>';
 726
 727         $this->rc->output->add_gui_object('sieveform', 'filtersetform');
 728
 729         return $out;
 730     }
 731
 732
 733     function filter_form($attrib)
 734     {
 735         if (!$attrib['id'])
 736             $attrib['id'] = 'rcmfilterform';
 737
 738         $fid = get_input_value('_fid', RCUBE_INPUT_GPC);
 739         $scr = isset($this->form) ? $this->form : $this->script[$fid];
 740
 741         $hiddenfields = new html_hiddenfield(array('name' => '_task', 'value' => $this->rc->task));
 742         $hiddenfields->add(array('name' => '_action', 'value' => 'plugin.managesieve-save'));
 743         $hiddenfields->add(array('name' => '_framed', 'value' => ($_POST['_framed'] || $_GET['_framed'] ? 1 : 0)));
 744         $hiddenfields->add(array('name' => '_fid', 'value' => $fid));
 745
 746         $out = '<form name="filterform" action="./" method="post">'."\n";
 747         $out .= $hiddenfields->show();
 748
 749         // 'any' flag
 750         if (sizeof($scr['tests']) == 1 && $scr['tests'][0]['test'] == 'true' && !$scr['tests'][0]['not'])
 751             $any = true;
 752
 753         // filter name input
 754         $field_id = '_name';
 755         $input_name = new html_inputfield(array('name' => '_name', 'id' => $field_id, 'size' => 30,
 756             'class' => ($this->errors['name'] ? 'error' : '')));
 757
 758         if ($this->errors['name'])
 759             $this->add_tip($field_id, $this->errors['name'], true);
 760
 761         if (isset($scr))
 762             $input_name = $input_name->show($scr['name']);
 763         else
 764             $input_name = $input_name->show();
 765
 766         $out .= sprintf("\n<label for=\"%s\"><b>%s:</b></label> %s<br /><br />\n",
 767             $field_id, Q($this->gettext('filtername')), $input_name);
 768
 769         $out .= '<fieldset><legend>' . Q($this->gettext('messagesrules')) . "</legend>\n";
 770
 771         // any, allof, anyof radio buttons
 772         $field_id = '_allof';
 773         $input_join = new html_radiobutton(array('name' => '_join', 'id' => $field_id, 'value' => 'allof',
 774             'onclick' => 'rule_join_radio(\'allof\')', 'class' => 'radio'));
 775
 776         if (isset($scr) && !$any)
 777             $input_join = $input_join->show($scr['join'] ? 'allof' : '');
 778         else
 779             $input_join = $input_join->show();
 780
 781         $out .= sprintf("%s<label for=\"%s\">%s</label>&nbsp;\n",
 782             $input_join, $field_id, Q($this->gettext('filterallof')));
 783
 784         $field_id = '_anyof';
 785         $input_join = new html_radiobutton(array('name' => '_join', 'id' => $field_id, 'value' => 'anyof',
 786             'onclick' => 'rule_join_radio(\'anyof\')', 'class' => 'radio'));
 787
 788         if (isset($scr) && !$any)
 789             $input_join = $input_join->show($scr['join'] ? '' : 'anyof');
 790         else
 791             $input_join = $input_join->show('anyof'); // default
 792
 793         $out .= sprintf("%s<label for=\"%s\">%s</label>\n",
 794             $input_join, $field_id, Q($this->gettext('filteranyof')));
 795
 796         $field_id = '_any';
 797         $input_join = new html_radiobutton(array('name' => '_join', 'id' => $field_id, 'value' => 'any',
 798             'onclick' => 'rule_join_radio(\'any\')', 'class' => 'radio'));
 799
 800         $input_join = $input_join->show($any ? 'any' : '');
 801
 802         $out .= sprintf("%s<label for=\"%s\">%s</label>\n",
 803             $input_join, $field_id, Q($this->gettext('filterany')));
 804
 805         $rows_num = isset($scr) ? sizeof($scr['tests']) : 1;
 806
 807         $out .= '<div id="rules"'.($any ? ' style="display: none"' : '').'>';
 808         for ($x=0; $x<$rows_num; $x++)
 809             $out .= $this->rule_div($fid, $x);
 810         $out .= "</div>\n";
 811
 812         $out .= "</fieldset>\n";
 813
 814         // actions
 815         $out .= '<fieldset><legend>' . Q($this->gettext('messagesactions')) . "</legend>\n";
 816
 817         $rows_num = isset($scr) ? sizeof($scr['actions']) : 1;
 818
 819         $out .= '<div id="actions">';
 820         for ($x=0; $x<$rows_num; $x++)
 821             $out .= $this->action_div($fid, $x);
 822         $out .= "</div>\n";
 823
 824         $out .= "</fieldset>\n";
 825
 826         $this->print_tips();
 827
 828         if ($scr['disabled']) {
 829             $this->rc->output->set_env('rule_disabled', true);
 830         }
 831         $this->rc->output->add_label(
 832             'managesieve.ruledeleteconfirm',
 833             'managesieve.actiondeleteconfirm'
 834         );
 835         $this->rc->output->add_gui_object('sieveform', 'filterform');
 836
 837         return $out;
 838     }
 839
 840     function rule_div($fid, $id, $div=true)
 841     {
 842         $rule     = isset($this->form) ? $this->form['tests'][$id] : $this->script[$fid]['tests'][$id];
 843         $rows_num = isset($this->form) ? sizeof($this->form['tests']) : sizeof($this->script[$fid]['tests']);
 844
 845         $out = $div ? '<div class="rulerow" id="rulerow' .$id .'">'."\n" : '';
 846
 847         $out .= '<table><tr><td class="rowactions">';
 848
 849         // headers select
 850         $select_header = new html_select(array('name' => "_header[]", 'id' => 'header'.$id,
 851             'onchange' => 'header_select(' .$id .')'));
 852         foreach($this->headers as $name => $val)
 853             $select_header->add(Q($this->gettext($name)), Q($val));
 854         $select_header->add(Q($this->gettext('size')), 'size');
 855         $select_header->add(Q($this->gettext('...')), '...');
 856
 857         // TODO: list arguments
 858
 859         if ((isset($rule['test']) && $rule['test'] == 'header')
 860             && !is_array($rule['arg1']) && in_array($rule['arg1'], $this->headers))
 861             $out .= $select_header->show($rule['arg1']);
 862         else if ((isset($rule['test']) && $rule['test'] == 'exists')
 863             && !is_array($rule['arg']) && in_array($rule['arg'], $this->headers))
 864             $out .= $select_header->show($rule['arg']);
 865         else if (isset($rule['test']) && $rule['test'] == 'size')
 866             $out .= $select_header->show('size');
 867         else if (isset($rule['test']) && $rule['test'] != 'true')
 868             $out .= $select_header->show('...');
 869         else
 870             $out .= $select_header->show();
 871
 872         $out .= '</td><td class="rowtargets">';
 873
 874         if ((isset($rule['test']) && $rule['test'] == 'header')
 875             && (is_array($rule['arg1']) || !in_array($rule['arg1'], $this->headers)))
 876             $custom = is_array($rule['arg1']) ? implode(', ', $rule['arg1']) : $rule['arg1'];
 877         else if ((isset($rule['test']) && $rule['test'] == 'exists')
 878             && (is_array($rule['arg']) || !in_array($rule['arg'], $this->headers)))
 879             $custom = is_array($rule['arg']) ? implode(', ', $rule['arg']) : $rule['arg'];
 880
 881         $out .= '<div id="custom_header' .$id. '" style="display:' .(isset($custom) ? 'inline' : 'none'). '">
 882             <input type="text" name="_custom_header[]" id="custom_header_i'.$id.'" '
 883             . $this->error_class($id, 'test', 'header', 'custom_header_i')
 884             .' value="' .Q($custom). '" size="20" />&nbsp;</div>' . "\n";
 885
 886         // matching type select (operator)
 887         $select_op = new html_select(array('name' => "_rule_op[]", 'id' => 'rule_op'.$id,
 888             'style' => 'display:' .($rule['test']!='size' ? 'inline' : 'none'),
 889             'onchange' => 'rule_op_select('.$id.')'));
 890         $select_op->add(Q($this->gettext('filtercontains')), 'contains');
 891         $select_op->add(Q($this->gettext('filternotcontains')), 'notcontains');
 892         $select_op->add(Q($this->gettext('filteris')), 'is');
 893         $select_op->add(Q($this->gettext('filterisnot')), 'notis');
 894         $select_op->add(Q($this->gettext('filterexists')), 'exists');
 895         $select_op->add(Q($this->gettext('filternotexists')), 'notexists');
 896 //      $select_op->add(Q($this->gettext('filtermatches')), 'matches');
 897 //      $select_op->add(Q($this->gettext('filternotmatches')), 'notmatches');
 898                 if (in_array('relational', $this->exts)) {
 899                         $select_op->add(Q($this->gettext('countisgreaterthan')), 'count-gt');
 900                         $select_op->add(Q($this->gettext('countisgreaterthanequal')), 'count-ge');
 901                         $select_op->add(Q($this->gettext('countislessthan')), 'count-lt');
 902                         $select_op->add(Q($this->gettext('countislessthanequal')), 'count-le');
 903                         $select_op->add(Q($this->gettext('countequals')), 'count-eq');
 904                         $select_op->add(Q($this->gettext('countnotequals')), 'count-ne');
 905                         $select_op->add(Q($this->gettext('valueisgreaterthan')), 'value-gt');
 906                         $select_op->add(Q($this->gettext('valueisgreaterthanequal')), 'value-ge');
 907                         $select_op->add(Q($this->gettext('valueislessthan')), 'value-lt');
 908                         $select_op->add(Q($this->gettext('valueislessthanequal')), 'value-le');
 909                         $select_op->add(Q($this->gettext('valueequals')), 'value-eq');
 910                         $select_op->add(Q($this->gettext('valuenotequals')), 'value-ne');
 911                 }
 912
 913         // target input (TODO: lists)
 914
 915         if ($rule['test'] == 'header') {
 916             $out .= $select_op->show(($rule['not'] ? 'not' : '').$rule['type']);
 917             $target = $rule['arg2'];
 918         }
 919         else if ($rule['test'] == 'size') {
 920             $out .= $select_op->show();
 921             if (preg_match('/^([0-9]+)(K|M|G)*$/', $rule['arg'], $matches)) {
 922                 $sizetarget = $matches[1];
 923                 $sizeitem = $matches[2];
 924             }
 925         }
 926         else {
 927             $out .= $select_op->show(($rule['not'] ? 'not' : '').$rule['test']);
 928             $target = '';
 929         }
 930
 931         $out .= '<input type="text" name="_rule_target[]" id="rule_target' .$id. '"
 932             value="' .Q($target). '" size="20" ' . $this->error_class($id, 'test', 'target', 'rule_target')
 933             . ' style="display:' . ($rule['test']!='size' && $rule['test'] != 'exists' ? 'inline' : 'none') . '" />'."\n";
 934
 935         $select_size_op = new html_select(array('name' => "_rule_size_op[]", 'id' => 'rule_size_op'.$id));
 936         $select_size_op->add(Q($this->gettext('filterunder')), 'under');
 937         $select_size_op->add(Q($this->gettext('filterover')), 'over');
 938
 939         $out .= '<div id="rule_size' .$id. '" style="display:' . ($rule['test']=='size' ? 'inline' : 'none') .'">';
 940         $out .= $select_size_op->show($rule['test']=='size' ? $rule['type'] : '');
 941         $out .= '<input type="text" name="_rule_size_target[]" id="rule_size_i'.$id.'" value="'.$sizetarget.'" size="10" '
 942             . $this->error_class($id, 'test', 'sizetarget', 'rule_size_i') .' />
 943             <input type="radio" name="_rule_size_item['.$id.']" value=""'
 944                 . (!$sizeitem ? ' checked="checked"' : '') .' class="radio" />'.rcube_label('B').'
 945             <input type="radio" name="_rule_size_item['.$id.']" value="K"'
 946                 . ($sizeitem=='K' ? ' checked="checked"' : '') .' class="radio" />'.rcube_label('KB').'
 947             <input type="radio" name="_rule_size_item['.$id.']" value="M"'
 948                 . ($sizeitem=='M' ? ' checked="checked"' : '') .' class="radio" />'.rcube_label('MB').'
 949             <input type="radio" name="_rule_size_item['.$id.']" value="G"'
 950                 . ($sizeitem=='G' ? ' checked="checked"' : '') .' class="radio" />'.rcube_label('GB');
 951         $out .= '</div>';
 952         $out .= '</td>';
 953
 954         // add/del buttons
 955         $out .= '<td class="rowbuttons">';
 956         $out .= '<input type="button" id="ruleadd' . $id .'" value="'. Q($this->gettext('add')). '"
 957             onclick="rcmail.managesieve_ruleadd(' . $id .')" class="button" /> ';
 958         $out .= '<input type="button" id="ruledel' . $id .'" value="'. Q($this->gettext('del')). '"
 959             onclick="rcmail.managesieve_ruledel(' . $id .')" class="button' . ($rows_num<2 ? ' disabled' : '') .'"'
 960             . ($rows_num<2 ? ' disabled="disabled"' : '') .' />';
 961         $out .= '</td></tr></table>';
 962
 963         $out .= $div ? "</div>\n" : '';
 964
 965         return $out;
 966     }
 967
 968     function action_div($fid, $id, $div=true)
 969     {
 970         $action   = isset($this->form) ? $this->form['actions'][$id] : $this->script[$fid]['actions'][$id];
 971         $rows_num = isset($this->form) ? sizeof($this->form['actions']) : sizeof($this->script[$fid]['actions']);
 972
 973         $out = $div ? '<div class="actionrow" id="actionrow' .$id .'">'."\n" : '';
 974
 975         $out .= '<table><tr><td class="rowactions">';
 976
 977         // action select
 978         $select_action = new html_select(array('name' => "_action_type[]", 'id' => 'action_type'.$id,
 979             'onchange' => 'action_type_select(' .$id .')'));
 980         if (in_array('fileinto', $this->exts))
 981             $select_action->add(Q($this->gettext('messagemoveto')), 'fileinto');
 982         if (in_array('fileinto', $this->exts) && in_array('copy', $this->exts))
 983             $select_action->add(Q($this->gettext('messagecopyto')), 'fileinto_copy');
 984         $select_action->add(Q($this->gettext('messageredirect')), 'redirect');
 985         if (in_array('copy', $this->exts))
 986             $select_action->add(Q($this->gettext('messagesendcopy')), 'redirect_copy');
 987         if (in_array('reject', $this->exts))
 988             $select_action->add(Q($this->gettext('messagediscard')), 'reject');
 989         else if (in_array('ereject', $this->exts))
 990             $select_action->add(Q($this->gettext('messagediscard')), 'ereject');
 991         if (in_array('vacation', $this->exts))
 992             $select_action->add(Q($this->gettext('messagereply')), 'vacation');
 993         $select_action->add(Q($this->gettext('messagedelete')), 'discard');
 994         $select_action->add(Q($this->gettext('rulestop')), 'stop');
 995
 996         $select_type = $action['type'];
 997         if (in_array($action['type'], array('fileinto', 'redirect')) && $action['copy']) {
 998             $select_type .= '_copy';
 999         }
1000
1001         $out .= $select_action->show($select_type);
1002         $out .= '</td>';
1003
1004         // actions target inputs
1005         $out .= '<td class="rowtargets">';
1006         // shared targets
1007         $out .= '<input type="text" name="_action_target[]" id="action_target' .$id. '" '
1008             .'value="' .($action['type']=='redirect' ? Q($action['target'], 'strict', false) : ''). '" size="40" '
1009             .'style="display:' .($action['type']=='redirect' ? 'inline' : 'none') .'" '
1010             . $this->error_class($id, 'action', 'target', 'action_target') .' />';
1011         $out .= '<textarea name="_action_target_area[]" id="action_target_area' .$id. '" '
1012             .'rows="3" cols="40" '. $this->error_class($id, 'action', 'targetarea', 'action_target_area')
1013             .'style="display:' .(in_array($action['type'], array('reject', 'ereject')) ? 'inline' : 'none') .'">'
1014             . (in_array($action['type'], array('reject', 'ereject')) ? Q($action['target'], 'strict', false) : '')
1015             . "</textarea>\n";
1016
1017         // vacation
1018         $out .= '<div id="action_vacation' .$id.'" style="display:' .($action['type']=='vacation' ? 'inline' : 'none') .'">';
1019         $out .= '<span class="label">'. Q($this->gettext('vacationreason')) .'</span><br />'
1020             .'<textarea name="_action_reason[]" id="action_reason' .$id. '" '
1021             .'rows="3" cols="40" '. $this->error_class($id, 'action', 'reason', 'action_reason') . '>'
1022             . Q($action['reason'], 'strict', false) . "</textarea>\n";
1023         $out .= '<br /><span class="label">' .Q($this->gettext('vacationaddresses')) . '</span><br />'
1024             .'<input type="text" name="_action_addresses[]" id="action_addr'.$id.'" '
1025             .'value="' . (is_array($action['addresses']) ? Q(implode(', ', $action['addresses']), 'strict', false) : $action['addresses']) . '" size="40" '
1026             . $this->error_class($id, 'action', 'addresses', 'action_addr') .' />';
1027         $out .= '<br /><span class="label">' . Q($this->gettext('vacationdays')) . '</span><br />'
1028             .'<input type="text" name="_action_days[]" id="action_days'.$id.'" '
1029             .'value="' .Q($action['days'], 'strict', false) . '" size="2" '
1030             . $this->error_class($id, 'action', 'days', 'action_days') .' />';
1031         $out .= '</div>';
1032
1033         // mailbox select
1034         $out .= '<select id="action_mailbox' .$id. '" name="_action_mailbox[]" style="display:'
1035             .(!isset($action) || $action['type']=='fileinto' ? 'inline' : 'none'). '">';
1036
1037         $this->rc->imap_connect();
1038
1039         $a_folders = $this->rc->imap->list_mailboxes();
1040         $delimiter = $this->rc->imap->get_hierarchy_delimiter();
1041
1042         // set mbox encoding
1043         $mbox_encoding = $this->rc->config->get('managesieve_mbox_encoding', 'UTF7-IMAP');
1044
1045         if ($action['type'] == 'fileinto')
1046             $mailbox = $action['target'];
1047         else
1048             $mailbox = '';
1049
1050         foreach ($a_folders as $folder) {
1051             $utf7folder = $this->rc->imap->mod_mailbox($folder);
1052             $names = explode($delimiter, rcube_charset_convert($folder, 'UTF7-IMAP'));
1053             $name  = $names[sizeof($names)-1];
1054
1055             if ($replace_delimiter = $this->rc->config->get('managesieve_replace_delimiter'))
1056                 $utf7folder = str_replace($delimiter, $replace_delimiter, $utf7folder);
1057
1058             // convert to Sieve implementation encoding
1059             $utf7folder = $this->mbox_encode($utf7folder, $mbox_encoding);
1060
1061             if ($folder_class = rcmail_folder_classname($name))
1062                 $foldername = $this->gettext($folder_class);
1063             else
1064                 $foldername = $name;
1065
1066             $out .= sprintf('<option value="%s"%s>%s%s</option>'."\n",
1067                 htmlspecialchars($utf7folder),
1068                 ($mailbox == $utf7folder ? ' selected="selected"' : ''),
1069                 str_repeat('&nbsp;', 4 * (sizeof($names)-1)),
1070                 Q(abbreviate_string($foldername, 40 - (2 * sizeof($names)-1))));
1071         }
1072         $out .= '</select>';
1073         $out .= '</td>';
1074
1075         // add/del buttons
1076         $out .= '<td class="rowbuttons">';
1077         $out .= '<input type="button" id="actionadd' . $id .'" value="'. Q($this->gettext('add')). '"
1078             onclick="rcmail.managesieve_actionadd(' . $id .')" class="button" /> ';
1079         $out .= '<input type="button" id="actiondel' . $id .'" value="'. Q($this->gettext('del')). '"
1080             onclick="rcmail.managesieve_actiondel(' . $id .')" class="button' . ($rows_num<2 ? ' disabled' : '') .'"'
1081             . ($rows_num<2 ? ' disabled="disabled"' : '') .' />';
1082         $out .= '</td>';
1083
1084         $out .= '</tr></table>';
1085
1086         $out .= $div ? "</div>\n" : '';
1087
1088         return $out;
1089     }
1090
1091     private function genid()
1092     {
1093         $result = intval(rcube_timer());
1094         return $result;
1095     }
1096
1097     private function strip_value($str, $allow_html=false)
1098     {
1099         if (!$allow_html)
1100             $str = strip_tags($str);
1101
1102         return trim($str);
1103     }
1104
1105     private function error_class($id, $type, $target, $elem_prefix='')
1106     {
1107         // TODO: tooltips
1108         if (($type == 'test' && ($str = $this->errors['tests'][$id][$target])) ||
1109             ($type == 'action' && ($str = $this->errors['actions'][$id][$target]))
1110         ) {
1111             $this->add_tip($elem_prefix.$id, $str, true);
1112             return ' class="error"';
1113         }
1114
1115         return '';
1116     }
1117
1118     private function mbox_encode($text, $encoding)
1119     {
1120         return rcube_charset_convert($text, 'UTF7-IMAP', $encoding);
1121     }
1122
1123     private function add_tip($id, $str, $error=false)
1124     {
1125         if ($error)
1126             $str = html::span('sieve error', $str);
1127
1128         $this->tips[] = array($id, $str);
1129     }
1130
1131     private function print_tips()
1132     {
1133         if (empty($this->tips))
1134             return;
1135
1136         $script = JS_OBJECT_NAME.'.managesieve_tip_register('.json_encode($this->tips).');';
1137         $this->rc->output->add_script($script, 'foot');
1138     }
1139
1140 }