- Don't display disabled sections in Settings (#1486099)

2 files changed, 503 insertions, 479 deletions

diff --git a/program/steps/settings/edit_prefs.inc b/program/steps/settings/edit_prefs.inc
index 6abfb00c2..06ae250b3 100644
--- a/program/steps/settings/edit_prefs.inc
+++ b/program/steps/settings/edit_prefs.inc
@@ -24,10 +24,11 @@ if (!$OUTPUT->ajax_call)
 
 
 $CURR_SECTION = get_input_value('_section', RCUBE_INPUT_GPC);
+list($SECTIONS,) = rcmail_user_prefs($CURR_SECTION);
 
 function rcmail_user_prefs_form($attrib)
 {
-  global $RCMAIL, $CURR_SECTION;
+  global $RCMAIL, $CURR_SECTION, $SECTIONS;
 
   // add some labels to client
   $RCMAIL->output->add_label('nopagesizewarning');
@@ -38,480 +39,24 @@ function rcmail_user_prefs_form($attrib)
     array('name' => '_section', 'value' => $CURR_SECTION));
 
   $out = $form_start;
-  
-  $out .= rcmail_user_prefs_block($CURR_SECTION, $attrib);
-  
-  return $out . $form_end;
-}
-
-function rcmail_user_prefs_block($part, $attrib)
-{
-  global $RCMAIL;
-
-  $config = $RCMAIL->config->all();
-  $no_override = array_flip($RCMAIL->config->get('dont_override', array()));
-  
-  $blocks = array();
-  
-  switch ($part)
-  {
-  // General UI settings
-  case 'general':
-  
-    $blocks = array(
-      'main' => array('name' => Q(rcube_label('mainoptions'))),
-      'list' => array('name' => Q(rcube_label('listoptions'))),
-    );
-    
-    // language selection
-    if (!isset($no_override['language'])) {
-      $a_lang = $RCMAIL->list_languages();
-      asort($a_lang);
-
-      $field_id = 'rcmfd_lang';
-      $select_lang = new html_select(array('name' => '_language', 'id' => $field_id));
-      $select_lang->add(array_values($a_lang), array_keys($a_lang));
-
-      $blocks['main']['options']['language'] = array(
-        'title' => html::label($field_id, Q(rcube_label('language'))),
-        'content' => $select_lang->show($RCMAIL->user->language),
-      );
-    }
-
-    // show page size selection
-    if (!isset($no_override['timezone'])) {
-      $field_id = 'rcmfd_timezone';
-      $select_timezone = new html_select(array('name' => '_timezone', 'id' => $field_id, 'onchange' => "document.getElementById('rcmfd_dst').disabled=this.selectedIndex==0"));
-      $select_timezone->add(rcube_label('autodetect'), 'auto');
-      $select_timezone->add('(GMT -11:00) Midway Island, Samoa', '-11');
-      $select_timezone->add('(GMT -10:00) Hawaii', '-10');
-      $select_timezone->add('(GMT -9:30) Marquesas Islands', '-9.5');
-      $select_timezone->add('(GMT -9:00) Alaska', '-9');
-      $select_timezone->add('(GMT -8:00) Pacific Time (US/Canada)', '-8');
-      $select_timezone->add('(GMT -7:00) Mountain Time (US/Canada)', '-7');
-      $select_timezone->add('(GMT -6:00) Central Time (US/Canada), Mexico City', '-6');
-      $select_timezone->add('(GMT -5:00) Eastern Time (US/Canada), Bogota, Lima', '-5');
-      $select_timezone->add('(GMT -4:30) Caracas', '-4.5');
-      $select_timezone->add('(GMT -4:00) Atlantic Time (Canada), La Paz', '-4');
-      $select_timezone->add('(GMT -3:30) Nfld Time (Canada), Nfld, S. Labador', '-3.5');
-      $select_timezone->add('(GMT -3:00) Brazil, Buenos Aires, Georgetown', '-3');
-      $select_timezone->add('(GMT -2:00) Mid-Atlantic', '-2');
-      $select_timezone->add('(GMT -1:00) Azores, Cape Verde Islands', '-1');
-      $select_timezone->add('(GMT) Western Europe, London, Lisbon, Casablanca', '0');
-      $select_timezone->add('(GMT +1:00) Central European Time', '1');
-      $select_timezone->add('(GMT +2:00) EET: Tallinn, Helsinki, Kaliningrad, South Africa', '2');
-      $select_timezone->add('(GMT +3:00) Baghdad, Kuwait, Riyadh, Moscow, Nairobi', '3');
-      $select_timezone->add('(GMT +3:30) Tehran', '3.5');
-      $select_timezone->add('(GMT +4:00) Abu Dhabi, Muscat, Baku, Tbilisi', '4');
-      $select_timezone->add('(GMT +4:30) Kabul', '4.5');
-      $select_timezone->add('(GMT +5:00) Ekaterinburg, Islamabad, Karachi', '5');
-      $select_timezone->add('(GMT +5:30) Chennai, Kolkata, Mumbai, New Delhi', '5.5');
-      $select_timezone->add('(GMT +5:45) Kathmandu', '5.75');
-      $select_timezone->add('(GMT +6:00) Almaty, Dhaka, Colombo', '6');
-      $select_timezone->add('(GMT +6:30) Cocos Islands, Myanmar', '6.5');
-      $select_timezone->add('(GMT +7:00) Bangkok, Hanoi, Jakarta', '7');
-      $select_timezone->add('(GMT +8:00) Beijing, Perth, Singapore, Taipei', '8');
-      $select_timezone->add('(GMT +8:45) Caiguna, Eucla, Border Village', '8.75');
-      $select_timezone->add('(GMT +9:00) Tokyo, Seoul, Yakutsk', '9');
-      $select_timezone->add('(GMT +9:30) Adelaide, Darwin', '9.5');
-      $select_timezone->add('(GMT +10:00) EAST/AEST: Sydney, Guam, Vladivostok', '10');
-      $select_timezone->add('(GMT +10:30) New South Wales', '10.5');
-      $select_timezone->add('(GMT +11:00) Magadan, Solomon Islands', '11');
-      $select_timezone->add('(GMT +11:30) Norfolk Island', '11.5');
-      $select_timezone->add('(GMT +12:00) Auckland, Wellington, Kamchatka', '12');
-      $select_timezone->add('(GMT +12:45) Chatham Islands', '12.75');
-      $select_timezone->add('(GMT +13:00) Tonga, Pheonix Islands', '13');
-      $select_timezone->add('(GMT +14:00) Kiribati', '14');
-
-      $blocks['main']['options']['timezone'] = array(
-        'title' => html::label($field_id, Q(rcube_label('timezone'))),
-        'content' => $select_timezone->show((string)$config['timezone']),
-      );
-    }
-
-    // daylight savings
-    if (!isset($no_override['dst_active'])) {
-      $field_id = 'rcmfd_dst';
-      $input_dst = new html_checkbox(array('name' => '_dst_active', 'id' => $field_id, 'value' => 1, 'disabled' => ($config['timezone'] === 'auto')));
-
-      $blocks['main']['options']['dstactive'] = array(
-        'title' => html::label($field_id, Q(rcube_label('dstactive'))),
-        'content' => $input_dst->show($config['dst_active']),
-      );
-    }
-
-    // MM: Show checkbox for toggling 'pretty dates' 
-    if (!isset($no_override['prettydate'])) {
-      $field_id = 'rcmfd_prettydate';
-      $input_prettydate = new html_checkbox(array('name' => '_pretty_date', 'id' => $field_id, 'value' => 1));
-
-      $blocks['main']['options']['prettydate'] = array(
-        'title' => html::label($field_id, Q(rcube_label('prettydate'))),
-        'content' => $input_prettydate->show($config['prettydate']?1:0),
-      );
-    }
-
-    // show page size selection
-    if (!isset($no_override['pagesize'])) {
-      $field_id = 'rcmfd_pgsize';
-      $input_pagesize = new html_inputfield(array('name' => '_pagesize', 'id' => $field_id, 'size' => 5));
-
-      $blocks['list']['options']['pagesize'] = array(
-        'title' => html::label($field_id, Q(rcube_label('pagesize'))),
-        'content' => $input_pagesize->show($config['pagesize']),
-      );
-    }
-
-    // Show checkbox for toggling 'index_sort' 
-    if (!isset($no_override['index_sort'])) {
-      $field_id = 'rcmfd_indexsort';
-      $input_indexsort = new html_checkbox(array('name' => '_index_sort', 'id' => $field_id, 'value' => 1));
-
-      $blocks['list']['options']['index_sort'] = array(
-        'title' => html::label($field_id, Q(rcube_label('indexsort'))),
-        'content' => $input_indexsort->show($config['index_sort']?1:0),
-      );
-    }
-
-    // show drop-down for available skins
-    if (!isset($no_override['skin'])) {
-      $skins = rcmail_get_skins();
-
-      if (count($skins) > 1) {
-        $field_id = 'rcmfd_skin';
-        $input_skin = new html_select(array('name'=>'_skin', 'id'=>$field_id));
-
-        foreach($skins as $skin)
-          $input_skin->add($skin, $skin);
-
-        $blocks['main']['options']['skin'] = array(
-          'title' => html::label($field_id, Q(rcube_label('skin'))),
-          'content' => $input_skin->show($config['skin']),
-        );
-      }
-    }
-    
-    break;
-
-  // Mailbox view (mail screen)
-  case 'mailbox':
-
-    $blocks = array(
-      'main' => array('name' => Q(rcube_label('mainoptions'))),
-      'new_message' => array('name' => Q(rcube_label('newmessage'))),
-    );
-
-    // show config parameter for preview pane
-    if (!isset($no_override['preview_pane'])) {
-      $field_id = 'rcmfd_preview';
-      $input_preview = new html_checkbox(array('name' => '_preview_pane', 'id' => $field_id, 'value' => 1));
-
-      $blocks['main']['options']['preview_pane'] = array(
-        'title' => html::label($field_id, Q(rcube_label('previewpane'))),
-        'content' => $input_preview->show($config['preview_pane']?1:0),
-      );
-    }
-
-    if (!isset($no_override['mdn_requests'])) {
-      $field_id = 'rcmfd_mdn_requests';
-      $select_mdn_requests = new html_select(array('name' => '_mdn_requests', 'id' => $field_id));
-      $select_mdn_requests->add(rcube_label('askuser'), 0);
-      $select_mdn_requests->add(rcube_label('autosend'), 1);
-      $select_mdn_requests->add(rcube_label('ignore'), 2);
-
-      $blocks['main']['options']['mdn_requests'] = array(
-        'title' => html::label($field_id, Q(rcube_label('mdnrequests'))),
-        'content' => $select_mdn_requests->show($config['mdn_requests']),
-      );
-    }
-
-    if (!isset($no_override['focus_on_new_message'])) {
-      $field_id = 'rcmfd_focus_on_new_message';
-      $input_focus_on_new_message = new html_checkbox(array('name' => '_focus_on_new_message', 'id' => $field_id, 'value' => 1));
-
-      $blocks['new_message']['options']['focus_on_new_message'] = array(
-        'title' => html::label($field_id, Q(rcube_label('focusonnewmessage'))),
-        'content' => $input_focus_on_new_message->show($config['focus_on_new_message']?1:0),
-      );
-    }
-
-    if (!isset($no_override['keep_alive'])) {
-      $field_id = 'rcmfd_keep_alive';
-      $select_keep_alive = new html_select(array('name' => '_keep_alive', 'id' => $field_id));
-
-      foreach(array(1, 3, 5, 10, 15, 30, 60) as $min)
-        if((!$config['min_keep_alive'] || $config['min_keep_alive'] <= $min * 60)
-            && (!$config['session_lifetime'] || $config['session_lifetime'] > $min)) {
-          $select_keep_alive->add(rcube_label(array('name' => 'everynminutes', 'vars' => array('n' => $min))), $min);
-        }
-
-      $blocks['new_message']['options']['keep_alive'] = array(
-        'title' => html::label($field_id, Q(rcube_label('keepalive'))),
-        'content' => $select_keep_alive->show($config['keep_alive']/60),
-      );
-    }
-
-    if (!isset($no_override['check_all_folders'])) {
-      $field_id = 'rcmfd_check_all_folders';
-      $input_check_all = new html_checkbox(array('name' => '_check_all_folders', 'id' => $field_id, 'value' => 1));
-
-      $blocks['new_message']['options']['check_all_folders'] = array(
-        'title' => html::label($field_id, Q(rcube_label('checkallfolders'))),
-        'content' => $input_check_all->show($config['check_all_folders']?1:0),
-      );
-    }
-
-    break;
-
-  // Message viewing
-  case 'mailview':
-
-    $blocks = array(
-      'main' => array('name' => Q(rcube_label('mainoptions'))),
-    );
-
-    // show checkbox for HTML/plaintext messages
-    if (!isset($no_override['prefer_html'])) {
-      $field_id = 'rcmfd_htmlmsg';
-      $input_preferhtml = new html_checkbox(array('name' => '_prefer_html', 'id' => $field_id, 'value' => 1,
-        'onchange' => JS_OBJECT_NAME.'.toggle_prefer_html(this)'));
-
-      $blocks['main']['options']['prefer_html'] = array(
-        'title' => html::label($field_id, Q(rcube_label('preferhtml'))),
-        'content' => $input_preferhtml->show($config['prefer_html']?1:0),
-      );
-    }
-
-    if (!isset($no_override['show_images'])) {
-      $field_id = 'rcmfd_show_images';
-      $input_show_images = new html_select(array('name' => '_show_images', 'id' => $field_id));
-      $input_show_images->add(rcube_label('never'), 0);
-      $input_show_images->add(rcube_label('fromknownsenders'), 1);
-      $input_show_images->add(rcube_label('always'), 2);
-
-      $blocks['main']['options']['show_images'] = array(
-        'title' => html::label($field_id, Q(rcube_label('showremoteimages'))),
-        'content' => $input_show_images->show($config['show_images']),
-      );
-    }
 
-    if (!isset($no_override['inline_images'])) {
-      $field_id = 'rcmfd_inline_images';
-      $input_inline_images = new html_checkbox(array('name' => '_inline_images', 'id' => $field_id, 'value' => 1));
-
-      $blocks['main']['options']['inline_images'] = array(
-        'title' => html::label($field_id, Q(rcube_label('showinlineimages'))),
-        'content' => $input_inline_images->show($config['inline_images']?1:0),
-      );
-    }
-
-    // "display after delete" checkbox
-    if (!isset($no_override['display_next'])) {
-      $field_id = 'rcmfd_displaynext';
-      $input_displaynext = new html_checkbox(array('name' => '_display_next', 'id' => $field_id, 'value' => 1));
-
-      $blocks['main']['options']['display_next'] = array(
-        'title' => html::label($field_id, Q(rcube_label('displaynext'))),
-        'content' => $input_displaynext->show($config['display_next']?1:0),
-      );
-    }
-
-    break;
-
-  // Mail composition
-  case 'compose':
-
-    $blocks = array(
-      'main' => array('name' => Q(rcube_label('mainoptions'))),
-    );
-
-    // Show checkbox for HTML Editor
-    if (!isset($no_override['htmleditor'])) {
-      $field_id = 'rcmfd_htmleditor';
-      $input_htmleditor = new html_checkbox(array('name' => '_htmleditor', 'id' => $field_id, 'value' => 1));
-
-      $blocks['main']['options']['htmleditor'] = array(
-        'title' => html::label($field_id, Q(rcube_label('htmleditor'))),
-        'content' => $input_htmleditor->show($config['htmleditor']?1:0),
-      );
-    }
-
-    if (!isset($no_override['draft_autosave'])) {
-      $field_id = 'rcmfd_autosave';
-      $select_autosave = new html_select(array('name' => '_draft_autosave', 'id' => $field_id, 'disabled' => empty($config['drafts_mbox'])));
-      $select_autosave->add(rcube_label('never'), 0);
-      foreach (array(1, 3, 5, 10) as $i => $min)
-        $select_autosave->add(rcube_label(array('name' => 'everynminutes', 'vars' => array('n' => $min))), $min*60);
-
-      $blocks['main']['options']['draft_autosave'] = array(
-        'title' => html::label($field_id, Q(rcube_label('autosavedraft'))),
-        'content' => $select_autosave->show($config['draft_autosave']),
-      );
-    }
-
-    if (!isset($no_override['mime_param_folding'])) {
-      $field_id = 'rcmfd_param_folding';
-      $select_param_folding = new html_select(array('name' => '_mime_param_folding', 'id' => $field_id));
-      $select_param_folding->add(rcube_label('2231folding'), 0);
-      $select_param_folding->add(rcube_label('miscfolding'), 1);
-      $select_param_folding->add(rcube_label('2047folding'), 2);
-
-      $blocks['main']['options']['mime_param_folding'] = array(
-	'advanced' => true,
-        'title' => html::label($field_id, Q(rcube_label('mimeparamfolding'))),
-        'content' => $select_param_folding->show($config['mime_param_folding']),
-      );
-    }
-
-    break;
-
-  // Special IMAP folders
-  case 'folders':
-
-    $blocks = array(
-      'main' => array('name' => Q(rcube_label('mainoptions'))),
-    );
-
-    // Configure special folders
-    if (!isset($no_override['default_imap_folders'])) {
-      $RCMAIL->imap_init(true);
-      $select = rcmail_mailbox_select(array('noselection' => '---', 'realnames' => true,
-        'maxlength' => 30, 'exceptions' => array('INBOX')));
-
-      if (!isset($no_override['drafts_mbox']))
-        $blocks['main']['options']['drafts_mbox'] = array(
-          'title' => Q(rcube_label('drafts')),
-          'content' => $select->show($config['drafts_mbox'], array('name' => "_drafts_mbox")),
-        );
-
-      if (!isset($no_override['sent_mbox']))
-        $blocks['main']['options']['sent_mbox'] = array(
-          'title' => Q(rcube_label('sent')),
-          'content' => $select->show($config['sent_mbox'], array('name' => "_sent_mbox")),
-	);
-
-      if (!isset($no_override['junk_mbox']))
-        $blocks['main']['options']['junk_mbox'] = array(
-          'title' => Q(rcube_label('junk')),
-          'content' => $select->show($config['junk_mbox'], array('name' => "_junk_mbox")),
-	);
-
-      if (!isset($no_override['trash_mbox']))
-        $blocks['main']['options']['trash_mbox'] = array(
-          'title' => Q(rcube_label('trash')),
-          'content' => $select->show($config['trash_mbox'], array('name' => "_trash_mbox")),
-        );
-    }
-    break;
-
-  // Server settings
-  case 'server':
-
-    $blocks = array(
-      'main' => array('name' => Q(rcube_label('mainoptions'))),
-      'maintenance' => array('name' => Q(rcube_label('maintenance'))),
-    );
-
-    if (!isset($no_override['read_when_deleted'])) {
-      $field_id = 'rcmfd_read_deleted';
-      $input_readdeleted = new html_checkbox(array('name' => '_read_when_deleted', 'id' => $field_id, 'value' => 1));
-
-      $blocks['main']['options']['read_when_deleted'] = array(
-        'title' => html::label($field_id, Q(rcube_label('readwhendeleted'))),
-        'content' => $input_readdeleted->show($config['read_when_deleted']?1:0),
-      );
-    }
-
-    if (!isset($no_override['flag_for_deletion'])) {
-      $field_id = 'rcmfd_flag_for_deletion';
-      $input_flagfordeletion = new html_checkbox(array('name' => '_flag_for_deletion', 'id' => $field_id, 'value' => 1));
-
-      $blocks['main']['options']['flag_for_deletion'] = array(
-        'title' => html::label($field_id, Q(rcube_label('flagfordeletion'))),
-        'content' => $input_flagfordeletion->show($config['flag_for_deletion']?1:0),
-      );
-    }
-
-    // don't show deleted messages
-    if (!isset($no_override['skip_deleted'])) {
-      $field_id = 'rcmfd_skip_deleted';
-      $input_purge = new html_checkbox(array('name' => '_skip_deleted', 'id' => $field_id, 'value' => 1));
-
-      $blocks['main']['options']['skip_deleted'] = array(
-        'title' => html::label($field_id, Q(rcube_label('skipdeleted'))),
-        'content' => $input_purge->show($config['skip_deleted']?1:0),
-      );
-    }
-
-    // Trash purging on logout
-    if (!isset($no_override['logout_purge'])) {
-      $field_id = 'rcmfd_logout_purge';
-      $input_purge = new html_checkbox(array('name' => '_logout_purge', 'id' => $field_id, 'value' => 1));
-
-      $blocks['maintenance']['options']['logout_purge'] = array(
-        'title' => html::label($field_id, Q(rcube_label('logoutclear'))),
-        'content' => $input_purge->show($config['logout_purge']?1:0),
-      );
-    }
-
-    // INBOX compacting on logout
-    if (!isset($no_override['logout_expunge'])) {
-      $field_id = 'rcmfd_logout_expunge';
-      $input_expunge = new html_checkbox(array('name' => '_logout_expunge', 'id' => $field_id, 'value' => 1));
-
-      $blocks['maintenance']['options']['logout_expunge'] = array(
-        'title' => html::label($field_id, Q(rcube_label('logoutcompact'))),
-        'content' => $input_expunge->show($config['logout_expunge']?1:0),
-      );
-    }
-
-    break;
-  }
-
-  $data = $RCMAIL->plugins->exec_hook('user_preferences', array('section' => $part, 'blocks' => $blocks));
-
-  // create output
-  foreach ($data['blocks'] as $idx => $block) {
+  foreach ($SECTIONS[$CURR_SECTION]['blocks'] as $idx => $block) {
     if ($block['options']) {
       $table = new html_table(array('cols' => 2));
 
       foreach ($block['options'] as $option) {
-	if ($option['advanced'])
-          $table->set_row_attribs('advanced');
-	
+        if ($option['advanced'])
+	  $table->set_row_attribs('advanced');
+    
         $table->add('title', $option['title']);
 	$table->add(null, $option['content']);
-      }
-
+        }
+    
       $out .= html::tag('fieldset', null, html::tag('legend', null, $block['name']) . $table->show($attrib));
+      }
     }
-  }
-
-  return $out;
-}
-
-
-function rcmail_get_skins()
-{
-  $path = 'skins';
-  $skins = array();
-
-  $dir = opendir($path);
-  
-  if (!$dir)
-	return false;
-  
-  while (($file = readdir($dir)) !== false)
-  {
-    $filename = $path.'/'.$file;
-    if (is_dir($filename) && is_readable($filename) 
-	&& !in_array($file, array('.', '..', '.svn')))
-      $skins[] = $file;
-  }
-
-  closedir($dir);
-
-  return $skins;
+								      
+  return $out . $form_end;
 }
 
 function rcmail_prefs_section_name()
diff --git a/program/steps/settings/func.inc b/program/steps/settings/func.inc
index 11201781c..7bd30a3f4 100644
--- a/program/steps/settings/func.inc
+++ b/program/steps/settings/func.inc
@@ -22,14 +22,6 @@
 if (!$OUTPUT->ajax_call)
   $OUTPUT->set_pagetitle(rcube_label('preferences'));
 
-// define sections list
-$SECTIONS['general'] = array('id' => 'general', 'section' => rcube_label('uisettings'));
-$SECTIONS['mailbox'] = array('id' => 'mailbox', 'section' => rcube_label('mailboxview'));
-$SECTIONS['compose'] = array('id' => 'compose', 'section' => rcube_label('messagescomposition'));
-$SECTIONS['mailview'] = array('id' => 'mailview','section' => rcube_label('messagesdisplaying'));
-$SECTIONS['folders'] = array('id' => 'folders', 'section' => rcube_label('specialfolders'));
-$SECTIONS['server'] = array('id' => 'server',  'section' => rcube_label('serversettings'));
-
 
 // similar function as /steps/settings/identities.inc::rcmail_identity_frame()
 function rcmail_preferences_frame($attrib)
@@ -50,18 +42,16 @@ function rcmail_preferences_frame($attrib)
 
 function rcmail_sections_list($attrib)
   {
-  global $RCMAIL, $SECTIONS;
+  global $RCMAIL;
   
   // add id to message list table if not specified
   if (!strlen($attrib['id']))
     $attrib['id'] = 'rcmsectionslist';
 
-  // hook + define list cols
-  $plugin = $RCMAIL->plugins->exec_hook('list_prefs_sections',
-    array('list' => $SECTIONS, 'cols' => array('section')));
+  list($list, $cols) = rcmail_user_prefs();
 	    
   // create XHTML table
-  $out = rcube_table_output($attrib, $plugin['list'], $plugin['cols'], 'id');
+  $out = rcube_table_output($attrib, $list, $cols, 'id');
 
   // set client env
   $RCMAIL->output->add_gui_object('sectionslist', $attrib['id']);
@@ -123,6 +113,495 @@ function get_form_tags($attrib, $action, $id = null, $hidden = null)
   }
 
 
+function rcmail_user_prefs($current=null)
+{
+  global $RCMAIL;
+
+  $sections['general'] = array('id' => 'general', 'section' => rcube_label('uisettings'));
+  $sections['mailbox'] = array('id' => 'mailbox', 'section' => rcube_label('mailboxview'));
+  $sections['compose'] = array('id' => 'compose', 'section' => rcube_label('messagescomposition'));
+  $sections['mailview'] = array('id' => 'mailview','section' => rcube_label('messagesdisplaying'));
+  $sections['folders'] = array('id' => 'folders', 'section' => rcube_label('specialfolders'));
+  $sections['server'] = array('id' => 'server',  'section' => rcube_label('serversettings'));
+
+  // hook + define list cols
+  $plugin = $RCMAIL->plugins->exec_hook('list_prefs_sections',
+        array('list' => $sections, 'cols' => array('section')));
+
+  $sections = $plugin['list'];
+	
+  $config = $RCMAIL->config->all();
+  $no_override = array_flip($RCMAIL->config->get('dont_override', array()));
+  
+  foreach ($sections as $idx => $sect) {
+  
+    if ($current && $sect['id'] != $current)
+      continue;
+  
+    $blocks = array();
+    
+    switch ($sect['id']) {
+    // general
+    case 'general':
+    
+    $blocks = array(
+      'main' => array('name' => Q(rcube_label('mainoptions'))),
+      'list' => array('name' => Q(rcube_label('listoptions'))),
+    );
+    
+    // language selection
+    if (!isset($no_override['language'])) {
+      $a_lang = $RCMAIL->list_languages();
+      asort($a_lang);
+
+      $field_id = 'rcmfd_lang';
+      $select_lang = new html_select(array('name' => '_language', 'id' => $field_id));
+      $select_lang->add(array_values($a_lang), array_keys($a_lang));
+
+      $blocks['main']['options']['language'] = array(
+        'title' => html::label($field_id, Q(rcube_label('language'))),
+        'content' => $select_lang->show($RCMAIL->user->language),
+      );
+    }
+
+    // show page size selection
+    if (!isset($no_override['timezone'])) {
+      $field_id = 'rcmfd_timezone';
+      $select_timezone = new html_select(array('name' => '_timezone', 'id' => $field_id, 'onchange' => "document.getElementById('rcmfd_dst').disabled=this.selectedIndex==0"));
+      $select_timezone->add(rcube_label('autodetect'), 'auto');
+      $select_timezone->add('(GMT -11:00) Midway Island, Samoa', '-11');
+      $select_timezone->add('(GMT -10:00) Hawaii', '-10');
+      $select_timezone->add('(GMT -9:30) Marquesas Islands', '-9.5');
+      $select_timezone->add('(GMT -9:00) Alaska', '-9');
+      $select_timezone->add('(GMT -8:00) Pacific Time (US/Canada)', '-8');
+      $select_timezone->add('(GMT -7:00) Mountain Time (US/Canada)', '-7');
+      $select_timezone->add('(GMT -6:00) Central Time (US/Canada), Mexico City', '-6');
+      $select_timezone->add('(GMT -5:00) Eastern Time (US/Canada), Bogota, Lima', '-5');
+      $select_timezone->add('(GMT -4:30) Caracas', '-4.5');
+      $select_timezone->add('(GMT -4:00) Atlantic Time (Canada), La Paz', '-4');
+      $select_timezone->add('(GMT -3:30) Nfld Time (Canada), Nfld, S. Labador', '-3.5');
+      $select_timezone->add('(GMT -3:00) Brazil, Buenos Aires, Georgetown', '-3');
+      $select_timezone->add('(GMT -2:00) Mid-Atlantic', '-2');
+      $select_timezone->add('(GMT -1:00) Azores, Cape Verde Islands', '-1');
+      $select_timezone->add('(GMT) Western Europe, London, Lisbon, Casablanca', '0');
+      $select_timezone->add('(GMT +1:00) Central European Time', '1');
+      $select_timezone->add('(GMT +2:00) EET: Tallinn, Helsinki, Kaliningrad, South Africa', '2');
+      $select_timezone->add('(GMT +3:00) Baghdad, Kuwait, Riyadh, Moscow, Nairobi', '3');
+      $select_timezone->add('(GMT +3:30) Tehran', '3.5');
+      $select_timezone->add('(GMT +4:00) Abu Dhabi, Muscat, Baku, Tbilisi', '4');
+      $select_timezone->add('(GMT +4:30) Kabul', '4.5');
+      $select_timezone->add('(GMT +5:00) Ekaterinburg, Islamabad, Karachi', '5');
+      $select_timezone->add('(GMT +5:30) Chennai, Kolkata, Mumbai, New Delhi', '5.5');
+      $select_timezone->add('(GMT +5:45) Kathmandu', '5.75');
+      $select_timezone->add('(GMT +6:00) Almaty, Dhaka, Colombo', '6');
+      $select_timezone->add('(GMT +6:30) Cocos Islands, Myanmar', '6.5');
+      $select_timezone->add('(GMT +7:00) Bangkok, Hanoi, Jakarta', '7');
+      $select_timezone->add('(GMT +8:00) Beijing, Perth, Singapore, Taipei', '8');
+      $select_timezone->add('(GMT +8:45) Caiguna, Eucla, Border Village', '8.75');
+      $select_timezone->add('(GMT +9:00) Tokyo, Seoul, Yakutsk', '9');
+      $select_timezone->add('(GMT +9:30) Adelaide, Darwin', '9.5');
+      $select_timezone->add('(GMT +10:00) EAST/AEST: Sydney, Guam, Vladivostok', '10');
+      $select_timezone->add('(GMT +10:30) New South Wales', '10.5');
+      $select_timezone->add('(GMT +11:00) Magadan, Solomon Islands', '11');
+      $select_timezone->add('(GMT +11:30) Norfolk Island', '11.5');
+      $select_timezone->add('(GMT +12:00) Auckland, Wellington, Kamchatka', '12');
+      $select_timezone->add('(GMT +12:45) Chatham Islands', '12.75');
+      $select_timezone->add('(GMT +13:00) Tonga, Pheonix Islands', '13');
+      $select_timezone->add('(GMT +14:00) Kiribati', '14');
+
+      $blocks['main']['options']['timezone'] = array(
+        'title' => html::label($field_id, Q(rcube_label('timezone'))),
+        'content' => $select_timezone->show((string)$config['timezone']),
+      );
+    }
+
+    // daylight savings
+    if (!isset($no_override['dst_active'])) {
+      $field_id = 'rcmfd_dst';
+      $input_dst = new html_checkbox(array('name' => '_dst_active', 'id' => $field_id, 'value' => 1, 'disabled' => ($config['timezone'] === 'auto')));
+
+      $blocks['main']['options']['dstactive'] = array(
+        'title' => html::label($field_id, Q(rcube_label('dstactive'))),
+        'content' => $input_dst->show($config['dst_active']),
+      );
+    }
+
+    // MM: Show checkbox for toggling 'pretty dates' 
+    if (!isset($no_override['prettydate'])) {
+      $field_id = 'rcmfd_prettydate';
+      $input_prettydate = new html_checkbox(array('name' => '_pretty_date', 'id' => $field_id, 'value' => 1));
+
+      $blocks['main']['options']['prettydate'] = array(
+        'title' => html::label($field_id, Q(rcube_label('prettydate'))),
+        'content' => $input_prettydate->show($config['prettydate']?1:0),
+      );
+    }
+
+    // show page size selection
+    if (!isset($no_override['pagesize'])) {
+      $field_id = 'rcmfd_pgsize';
+      $input_pagesize = new html_inputfield(array('name' => '_pagesize', 'id' => $field_id, 'size' => 5));
+
+      $blocks['list']['options']['pagesize'] = array(
+        'title' => html::label($field_id, Q(rcube_label('pagesize'))),
+        'content' => $input_pagesize->show($config['pagesize']),
+      );
+    }
+
+    // Show checkbox for toggling 'index_sort' 
+    if (!isset($no_override['index_sort'])) {
+      $field_id = 'rcmfd_indexsort';
+      $input_indexsort = new html_checkbox(array('name' => '_index_sort', 'id' => $field_id, 'value' => 1));
+
+      $blocks['list']['options']['index_sort'] = array(
+        'title' => html::label($field_id, Q(rcube_label('indexsort'))),
+        'content' => $input_indexsort->show($config['index_sort']?1:0),
+      );
+    }
+
+    // show drop-down for available skins
+    if (!isset($no_override['skin'])) {
+      $skins = rcmail_get_skins();
+
+      if (count($skins) > 1) {
+        $field_id = 'rcmfd_skin';
+        $input_skin = new html_select(array('name'=>'_skin', 'id'=>$field_id));
+
+        foreach($skins as $skin)
+          $input_skin->add($skin, $skin);
+
+        $blocks['main']['options']['skin'] = array(
+          'title' => html::label($field_id, Q(rcube_label('skin'))),
+          'content' => $input_skin->show($config['skin']),
+        );
+      }
+    }
+    
+    break;    
+    
+    // Mailbox view (mail screen)
+    case 'mailbox':
+    
+    $blocks = array(
+      'main' => array('name' => Q(rcube_label('mainoptions'))),
+      'new_message' => array('name' => Q(rcube_label('newmessage'))),
+    );
+
+    // show config parameter for preview pane
+    if (!isset($no_override['preview_pane'])) {
+      $field_id = 'rcmfd_preview';
+      $input_preview = new html_checkbox(array('name' => '_preview_pane', 'id' => $field_id, 'value' => 1));
+
+      $blocks['main']['options']['preview_pane'] = array(
+        'title' => html::label($field_id, Q(rcube_label('previewpane'))),
+        'content' => $input_preview->show($config['preview_pane']?1:0),
+      );
+    }
+
+    if (!isset($no_override['mdn_requests'])) {
+      $field_id = 'rcmfd_mdn_requests';
+      $select_mdn_requests = new html_select(array('name' => '_mdn_requests', 'id' => $field_id));
+      $select_mdn_requests->add(rcube_label('askuser'), 0);
+      $select_mdn_requests->add(rcube_label('autosend'), 1);
+      $select_mdn_requests->add(rcube_label('ignore'), 2);
+
+      $blocks['main']['options']['mdn_requests'] = array(
+        'title' => html::label($field_id, Q(rcube_label('mdnrequests'))),
+        'content' => $select_mdn_requests->show($config['mdn_requests']),
+      );
+    }
+
+    if (!isset($no_override['focus_on_new_message'])) {
+      $field_id = 'rcmfd_focus_on_new_message';
+      $input_focus_on_new_message = new html_checkbox(array('name' => '_focus_on_new_message', 'id' => $field_id, 'value' => 1));
+
+      $blocks['new_message']['options']['focus_on_new_message'] = array(
+        'title' => html::label($field_id, Q(rcube_label('focusonnewmessage'))),
+        'content' => $input_focus_on_new_message->show($config['focus_on_new_message']?1:0),
+      );
+    }
+
+    if (!isset($no_override['keep_alive'])) {
+      $field_id = 'rcmfd_keep_alive';
+      $select_keep_alive = new html_select(array('name' => '_keep_alive', 'id' => $field_id));
+
+      foreach(array(1, 3, 5, 10, 15, 30, 60) as $min)
+        if((!$config['min_keep_alive'] || $config['min_keep_alive'] <= $min * 60)
+            && (!$config['session_lifetime'] || $config['session_lifetime'] > $min)) {
+          $select_keep_alive->add(rcube_label(array('name' => 'everynminutes', 'vars' => array('n' => $min))), $min);
+        }
+
+      $blocks['new_message']['options']['keep_alive'] = array(
+        'title' => html::label($field_id, Q(rcube_label('keepalive'))),
+        'content' => $select_keep_alive->show($config['keep_alive']/60),
+      );
+    }
+
+    if (!isset($no_override['check_all_folders'])) {
+      $field_id = 'rcmfd_check_all_folders';
+      $input_check_all = new html_checkbox(array('name' => '_check_all_folders', 'id' => $field_id, 'value' => 1));
+
+      $blocks['new_message']['options']['check_all_folders'] = array(
+        'title' => html::label($field_id, Q(rcube_label('checkallfolders'))),
+        'content' => $input_check_all->show($config['check_all_folders']?1:0),
+      );
+    }
+
+    break;
+    
+    // Message viewing
+    case 'mailview':
+    
+    $blocks = array(
+      'main' => array('name' => Q(rcube_label('mainoptions'))),
+    );
+
+    // show checkbox for HTML/plaintext messages
+    if (!isset($no_override['prefer_html'])) {
+      $field_id = 'rcmfd_htmlmsg';
+      $input_preferhtml = new html_checkbox(array('name' => '_prefer_html', 'id' => $field_id, 'value' => 1,
+        'onchange' => JS_OBJECT_NAME.'.toggle_prefer_html(this)'));
+
+      $blocks['main']['options']['prefer_html'] = array(
+        'title' => html::label($field_id, Q(rcube_label('preferhtml'))),
+        'content' => $input_preferhtml->show($config['prefer_html']?1:0),
+      );
+    }
+
+    if (!isset($no_override['show_images'])) {
+      $field_id = 'rcmfd_show_images';
+      $input_show_images = new html_select(array('name' => '_show_images', 'id' => $field_id));
+      $input_show_images->add(rcube_label('never'), 0);
+      $input_show_images->add(rcube_label('fromknownsenders'), 1);
+      $input_show_images->add(rcube_label('always'), 2);
+
+      $blocks['main']['options']['show_images'] = array(
+        'title' => html::label($field_id, Q(rcube_label('showremoteimages'))),
+        'content' => $input_show_images->show($config['show_images']),
+      );
+    }
+
+    if (!isset($no_override['inline_images'])) {
+      $field_id = 'rcmfd_inline_images';
+      $input_inline_images = new html_checkbox(array('name' => '_inline_images', 'id' => $field_id, 'value' => 1));
+
+      $blocks['main']['options']['inline_images'] = array(
+        'title' => html::label($field_id, Q(rcube_label('showinlineimages'))),
+        'content' => $input_inline_images->show($config['inline_images']?1:0),
+      );
+    }
+
+    // "display after delete" checkbox
+    if (!isset($no_override['display_next'])) {
+      $field_id = 'rcmfd_displaynext';
+      $input_displaynext = new html_checkbox(array('name' => '_display_next', 'id' => $field_id, 'value' => 1));
+
+      $blocks['main']['options']['display_next'] = array(
+        'title' => html::label($field_id, Q(rcube_label('displaynext'))),
+        'content' => $input_displaynext->show($config['display_next']?1:0),
+      );
+    }
+
+    break;
+    
+    // Mail composition
+    case 'compose':
+    
+    $blocks = array(
+      'main' => array('name' => Q(rcube_label('mainoptions'))),
+    );
+
+    // Show checkbox for HTML Editor
+    if (!isset($no_override['htmleditor'])) {
+      $field_id = 'rcmfd_htmleditor';
+      $input_htmleditor = new html_checkbox(array('name' => '_htmleditor', 'id' => $field_id, 'value' => 1));
+
+      $blocks['main']['options']['htmleditor'] = array(
+        'title' => html::label($field_id, Q(rcube_label('htmleditor'))),
+        'content' => $input_htmleditor->show($config['htmleditor']?1:0),
+      );
+    }
+
+    if (!isset($no_override['draft_autosave'])) {
+      $field_id = 'rcmfd_autosave';
+      $select_autosave = new html_select(array('name' => '_draft_autosave', 'id' => $field_id, 'disabled' => empty($config['drafts_mbox'])));
+      $select_autosave->add(rcube_label('never'), 0);
+      foreach (array(1, 3, 5, 10) as $i => $min)
+        $select_autosave->add(rcube_label(array('name' => 'everynminutes', 'vars' => array('n' => $min))), $min*60);
+
+      $blocks['main']['options']['draft_autosave'] = array(
+        'title' => html::label($field_id, Q(rcube_label('autosavedraft'))),
+        'content' => $select_autosave->show($config['draft_autosave']),
+      );
+    }
+
+    if (!isset($no_override['mime_param_folding'])) {
+      $field_id = 'rcmfd_param_folding';
+      $select_param_folding = new html_select(array('name' => '_mime_param_folding', 'id' => $field_id));
+      $select_param_folding->add(rcube_label('2231folding'), 0);
+      $select_param_folding->add(rcube_label('miscfolding'), 1);
+      $select_param_folding->add(rcube_label('2047folding'), 2);
+
+      $blocks['main']['options']['mime_param_folding'] = array(
+	'advanced' => true,
+        'title' => html::label($field_id, Q(rcube_label('mimeparamfolding'))),
+        'content' => $select_param_folding->show($config['mime_param_folding']),
+      );
+    }
+
+    break;
+    
+    // Special IMAP folders
+    case 'folders':
+    
+    $blocks = array(
+      'main' => array('name' => Q(rcube_label('mainoptions'))),
+    );
+
+    // Configure special folders
+    if (!isset($no_override['default_imap_folders'])) {
+      $RCMAIL->imap_init(true);
+      $select = rcmail_mailbox_select(array('noselection' => '---', 'realnames' => true,
+        'maxlength' => 30, 'exceptions' => array('INBOX')));
+
+      if (!isset($no_override['drafts_mbox']))
+        $blocks['main']['options']['drafts_mbox'] = array(
+          'title' => Q(rcube_label('drafts')),
+          'content' => $select->show($config['drafts_mbox'], array('name' => "_drafts_mbox")),
+        );
+
+      if (!isset($no_override['sent_mbox']))
+        $blocks['main']['options']['sent_mbox'] = array(
+          'title' => Q(rcube_label('sent')),
+          'content' => $select->show($config['sent_mbox'], array('name' => "_sent_mbox")),
+	);
+
+      if (!isset($no_override['junk_mbox']))
+        $blocks['main']['options']['junk_mbox'] = array(
+          'title' => Q(rcube_label('junk')),
+          'content' => $select->show($config['junk_mbox'], array('name' => "_junk_mbox")),
+	);
+
+      if (!isset($no_override['trash_mbox']))
+        $blocks['main']['options']['trash_mbox'] = array(
+          'title' => Q(rcube_label('trash')),
+          'content' => $select->show($config['trash_mbox'], array('name' => "_trash_mbox")),
+        );
+    }
+
+    break;
+    
+    // Server settings
+    case 'server':
+    
+    $blocks = array(
+      'main' => array('name' => Q(rcube_label('mainoptions'))),
+      'maintenance' => array('name' => Q(rcube_label('maintenance'))),
+    );
+
+    if (!isset($no_override['read_when_deleted'])) {
+      $field_id = 'rcmfd_read_deleted';
+      $input_readdeleted = new html_checkbox(array('name' => '_read_when_deleted', 'id' => $field_id, 'value' => 1));
+
+      $blocks['main']['options']['read_when_deleted'] = array(
+        'title' => html::label($field_id, Q(rcube_label('readwhendeleted'))),
+        'content' => $input_readdeleted->show($config['read_when_deleted']?1:0),
+      );
+    }
+
+    if (!isset($no_override['flag_for_deletion'])) {
+      $field_id = 'rcmfd_flag_for_deletion';
+      $input_flagfordeletion = new html_checkbox(array('name' => '_flag_for_deletion', 'id' => $field_id, 'value' => 1));
+
+      $blocks['main']['options']['flag_for_deletion'] = array(
+        'title' => html::label($field_id, Q(rcube_label('flagfordeletion'))),
+        'content' => $input_flagfordeletion->show($config['flag_for_deletion']?1:0),
+      );
+    }
+
+    // don't show deleted messages
+    if (!isset($no_override['skip_deleted'])) {
+      $field_id = 'rcmfd_skip_deleted';
+      $input_purge = new html_checkbox(array('name' => '_skip_deleted', 'id' => $field_id, 'value' => 1));
+
+      $blocks['main']['options']['skip_deleted'] = array(
+        'title' => html::label($field_id, Q(rcube_label('skipdeleted'))),
+        'content' => $input_purge->show($config['skip_deleted']?1:0),
+      );
+    }
+
+    // Trash purging on logout
+    if (!isset($no_override['logout_purge'])) {
+      $field_id = 'rcmfd_logout_purge';
+      $input_purge = new html_checkbox(array('name' => '_logout_purge', 'id' => $field_id, 'value' => 1));
+
+      $blocks['maintenance']['options']['logout_purge'] = array(
+        'title' => html::label($field_id, Q(rcube_label('logoutclear'))),
+        'content' => $input_purge->show($config['logout_purge']?1:0),
+      );
+    }
+
+    // INBOX compacting on logout
+    if (!isset($no_override['logout_expunge'])) {
+      $field_id = 'rcmfd_logout_expunge';
+      $input_expunge = new html_checkbox(array('name' => '_logout_expunge', 'id' => $field_id, 'value' => 1));
+
+      $blocks['maintenance']['options']['logout_expunge'] = array(
+        'title' => html::label($field_id, Q(rcube_label('logoutcompact'))),
+        'content' => $input_expunge->show($config['logout_expunge']?1:0),
+      );
+    }
+    
+    break;
+    }
+
+    $data = $RCMAIL->plugins->exec_hook('user_preferences', array('section' => $sect['id'], 'blocks' => $blocks));
+    $found = false;
+    
+    // create output
+    foreach ($data['blocks'] as $block) {
+      if ($block['options']) {
+        foreach ($block['options'] as $option) {
+          $found = true;
+	  break 2;
+	}
+      }
+    }
+
+    if (!$found)
+      unset($sections[$idx]);
+    else
+      $sections[$idx]['blocks'] = $data['blocks'];
+  }
+
+  return array($sections, $plugin['cols']);
+}
+
+
+function rcmail_get_skins()
+{
+  $path = 'skins';
+  $skins = array();
+
+  $dir = opendir($path);
+  
+  if (!$dir)
+	return false;
+  
+  while (($file = readdir($dir)) !== false)
+  {
+    $filename = $path.'/'.$file;
+    if (is_dir($filename) && is_readable($filename) 
+	&& !in_array($file, array('.', '..', '.svn')))
+      $skins[] = $file;
+  }
+
+  closedir($dir);
+
+  return $skins;
+}
+
+
 // register UI objects
 $OUTPUT->add_handlers(array(
   'prefsframe' => 'rcmail_preferences_frame',