From a2f8fa236143b44f90e53c19806cfd0efa014857 Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Mon, 12 May 2014 04:32:45 -0400
Subject: [PATCH] Set aria-selected and aria-expanded state attributes

---
 program/js/app.js |  631 +++++++++++++++++++++++++++++++++++++++++---------------
 1 files changed, 456 insertions(+), 175 deletions(-)

diff --git a/program/js/app.js b/program/js/app.js
index d8568ce..06008b2 100644
--- a/program/js/app.js
+++ b/program/js/app.js
@@ -1,23 +1,37 @@
-/*
- +-----------------------------------------------------------------------+
- | Roundcube Webmail Client Script                                       |
- |                                                                       |
- | This file is part of the Roundcube Webmail client                     |
- | Copyright (C) 2005-2014, The Roundcube Dev Team                       |
- | Copyright (C) 2011-2014, Kolab Systems AG                             |
- |                                                                       |
- | Licensed under the GNU General Public License version 3 or            |
- | any later version with exceptions for skins & plugins.                |
- | See the README file for a full license statement.                     |
- |                                                                       |
- +-----------------------------------------------------------------------+
- | Authors: Thomas Bruederli <roundcube@gmail.com>                       |
- |          Aleksander 'A.L.E.C' Machniak <alec@alec.pl>                 |
- |          Charles McNulty <charles@charlesmcnulty.com>                 |
- +-----------------------------------------------------------------------+
- | Requires: jquery.js, common.js, list.js                               |
- +-----------------------------------------------------------------------+
-*/
+/**
+ * Roundcube Webmail Client Script
+ *
+ * This file is part of the Roundcube Webmail client
+ *
+ * @licstart  The following is the entire license notice for the
+ * JavaScript code in this file.
+ *
+ * Copyright (C) 2005-2014, The Roundcube Dev Team
+ * Copyright (C) 2011-2014, Kolab Systems AG
+ *
+ * The JavaScript code in this page is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GNU GPL) as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option)
+ * any later version.  The code is distributed WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU GPL for more details.
+ *
+ * As additional permission under GNU GPL version 3 section 7, you
+ * may distribute non-source (e.g., minimized or compacted) forms of
+ * that code without the copy of the GNU GPL normally required by
+ * section 4, provided you include this license notice and a URL
+ * through which recipients can access the Corresponding Source.
+ *
+ * @licend  The above is the entire license notice
+ * for the JavaScript code in this file.
+ *
+ * @author Thomas Bruederli <roundcube@gmail.com>
+ * @author Aleksander 'A.L.E.C' Machniak <alec@alec.pl>
+ * @author Charles McNulty <charles@charlesmcnulty.com>
+ *
+ * @requires jquery.js, common.js, list.js
+ */
 
 function rcube_webmail()
 {
@@ -32,6 +46,7 @@
   this.messages = {};
   this.group2expand = {};
   this.http_request_jobs = {};
+  this.menu_stack = new Array();
 
   // webmail client settings
   this.dblclick_time = 500;
@@ -139,11 +154,11 @@
   // initialize webmail client
   this.init = function()
   {
-    var n, p = this;
+    var n;
     this.task = this.env.task;
 
     // check browser
-    if (!bw.dom || !bw.xmlhttp_test() || (bw.mz && bw.vendver < 1.9)) {
+    if (this.env.server_error != 409 && (!bw.dom || !bw.xmlhttp_test() || (bw.mz && bw.vendver < 1.9) || (bw.ie && bw.vendver < 7))) {
       this.goto_url('error', '_code=0x199');
       return;
     }
@@ -183,7 +198,10 @@
 
     // enable general commands
     this.enable_command('close', 'logout', 'mail', 'addressbook', 'settings', 'save-pref',
-      'compose', 'undo', 'about', 'switch-task', 'menu-open', 'menu-save', true);
+      'compose', 'undo', 'about', 'switch-task', 'menu-open', 'menu-close', 'menu-save', true);
+
+    // set active task button
+    this.set_button(this.task, 'sel');
 
     if (this.env.permaurl)
       this.enable_command('permaurl', 'extwin', true);
@@ -200,26 +218,25 @@
             column_movable:this.env.col_movable, dblclick_time:this.dblclick_time
             });
           this.message_list
-            .addEventListener('initrow', function(o) { p.init_message_row(o); })
-            .addEventListener('dblclick', function(o) { p.msglist_dbl_click(o); })
-            .addEventListener('click', function(o) { p.msglist_click(o); })
-            .addEventListener('keypress', function(o) { p.msglist_keypress(o); })
-            .addEventListener('select', function(o) { p.msglist_select(o); })
-            .addEventListener('dragstart', function(o) { p.drag_start(o); })
-            .addEventListener('dragmove', function(e) { p.drag_move(e); })
-            .addEventListener('dragend', function(e) { p.drag_end(e); })
-            .addEventListener('expandcollapse', function(o) { p.msglist_expand(o); })
-            .addEventListener('column_replace', function(o) { p.msglist_set_coltypes(o); })
-            .addEventListener('listupdate', function(o) { p.triggerEvent('listupdate', o); })
+            .addEventListener('initrow', function(o) { ref.init_message_row(o); })
+            .addEventListener('dblclick', function(o) { ref.msglist_dbl_click(o); })
+            .addEventListener('click', function(o) { ref.msglist_click(o); })
+            .addEventListener('keypress', function(o) { ref.msglist_keypress(o); })
+            .addEventListener('select', function(o) { ref.msglist_select(o); })
+            .addEventListener('dragstart', function(o) { ref.drag_start(o); })
+            .addEventListener('dragmove', function(e) { ref.drag_move(e); })
+            .addEventListener('dragend', function(e) { ref.drag_end(e); })
+            .addEventListener('expandcollapse', function(o) { ref.msglist_expand(o); })
+            .addEventListener('column_replace', function(o) { ref.msglist_set_coltypes(o); })
+            .addEventListener('listupdate', function(o) { ref.triggerEvent('listupdate', o); })
             .init();
 
           // TODO: this should go into the list-widget code
           $(this.message_list.thead).on('click', 'a.sortcol', function(e){
-            return rcmail.command('sort', $(this).attr('rel'), this);
+            return ref.command('sort', $(this).attr('rel'), this);
           });
 
-          document.onmouseup = function(e){ return p.doc_mouse_up(e); };
-          this.gui_objects.messagelist.parentNode.onmousedown = function(e){ return p.click_on_list(e); };
+          this.gui_objects.messagelist.parentNode.onclick = function(e){ return ref.click_on_list(e || window.event); };
 
           this.enable_command('toggle_status', 'toggle_flag', 'sort', true);
           this.enable_command('set-listmode', this.env.threads && !this.is_multifolder_listing());
@@ -262,7 +279,7 @@
           this.env.address_group_stack = [];
           this.env.compose_commands = ['send-attachment', 'remove-attachment', 'send', 'cancel',
             'toggle-editor', 'list-adresses', 'pushgroup', 'search', 'reset-search', 'extwin',
-            'insert-response', 'save-response'];
+            'insert-response', 'save-response', 'menu-open', 'menu-close'];
 
           if (this.env.drafts_mailbox)
             this.env.compose_commands.push('savedraft')
@@ -283,10 +300,12 @@
             $('a.insertresponse', this.gui_objects.responseslist)
               .attr('unselectable', 'on')
               .mousedown(function(e){ return rcube_event.cancel(e); })
-              .mouseup(function(e){
-                ref.command('insert-response', $(this).attr('rel'));
-                $(document.body).trigger('mouseup');  // hides the menu
-                return rcube_event.cancel(e);
+              .bind('mouseup keypress', function(e){
+                if (e.type == 'mouseup' || rcube_event.get_keycode(e) == 13) {
+                  ref.command('insert-response', $(this).attr('rel'));
+                  $(document.body).trigger('mouseup');  // hides the menu
+                  return rcube_event.cancel(e);
+                }
               });
 
             // avoid textarea loosing focus when hitting the save-response button/link
@@ -294,8 +313,6 @@
               $('#'+this.buttons['save-response'][i].id).mousedown(function(e){ return rcube_event.cancel(e); })
             }
           }
-
-          document.onmouseup = function(e){ return p.doc_mouse_up(e); };
 
           // init message compose form
           this.init_messageform();
@@ -320,11 +337,12 @@
         // init address book widget
         if (this.gui_objects.contactslist) {
           this.contact_list = new rcube_list_widget(this.gui_objects.contactslist,
-            { multiselect:true, draggable:false, keyboard:false });
+            { multiselect:true, draggable:false, keyboard:true });
           this.contact_list
-            .addEventListener('initrow', function(o) { p.triggerEvent('insertrow', { cid:o.uid, row:o }); })
+            .addEventListener('initrow', function(o) { ref.triggerEvent('insertrow', { cid:o.uid, row:o }); })
             .addEventListener('select', function(o) { ref.compose_recipient_select(o); })
             .addEventListener('dblclick', function(o) { ref.compose_add_recipient('to'); })
+            .addEventListener('keypress', function(o) { if (o.key_pressed == o.ENTER_KEY) ref.compose_add_recipient('to'); })
             .init();
         }
 
@@ -363,21 +381,20 @@
           this.contact_list = new rcube_list_widget(this.gui_objects.contactslist,
             {multiselect:true, draggable:this.gui_objects.folderlist?true:false, keyboard:true});
           this.contact_list
-            .addEventListener('initrow', function(o) { p.triggerEvent('insertrow', { cid:o.uid, row:o }); })
-            .addEventListener('keypress', function(o) { p.contactlist_keypress(o); })
-            .addEventListener('select', function(o) { p.contactlist_select(o); })
-            .addEventListener('dragstart', function(o) { p.drag_start(o); })
-            .addEventListener('dragmove', function(e) { p.drag_move(e); })
-            .addEventListener('dragend', function(e) { p.drag_end(e); })
+            .addEventListener('initrow', function(o) { ref.triggerEvent('insertrow', { cid:o.uid, row:o }); })
+            .addEventListener('keypress', function(o) { ref.contactlist_keypress(o); })
+            .addEventListener('select', function(o) { ref.contactlist_select(o); })
+            .addEventListener('dragstart', function(o) { ref.drag_start(o); })
+            .addEventListener('dragmove', function(e) { ref.drag_move(e); })
+            .addEventListener('dragend', function(e) { ref.drag_end(e); })
             .init();
 
           if (this.env.cid)
             this.contact_list.highlight_row(this.env.cid);
 
-          this.gui_objects.contactslist.parentNode.onmousedown = function(e){ return p.click_on_list(e); };
-          document.onmouseup = function(e){ return p.doc_mouse_up(e); };
+          this.gui_objects.contactslist.parentNode.onmousedown = function(e){ return ref.click_on_list(e); };
 
-          $(this.gui_objects.qsearchbox).focusin(function() { rcmail.contact_list.blur(); });
+          $(this.gui_objects.qsearchbox).focusin(function() { ref.contact_list.blur(); });
 
           this.update_group_commands();
           this.command('list');
@@ -429,7 +446,7 @@
           this.identity_list = new rcube_list_widget(this.gui_objects.identitieslist,
             {multiselect:false, draggable:false, keyboard:false});
           this.identity_list
-            .addEventListener('select', function(o) { p.identity_select(o); })
+            .addEventListener('select', function(o) { ref.identity_select(o); })
             .init()
             .focus();
 
@@ -439,7 +456,7 @@
         else if (this.gui_objects.sectionslist) {
           this.sections_list = new rcube_list_widget(this.gui_objects.sectionslist, {multiselect:false, draggable:false, keyboard:false});
           this.sections_list
-            .addEventListener('select', function(o) { p.section_select(o); })
+            .addEventListener('select', function(o) { ref.section_select(o); })
             .init()
             .focus();
         }
@@ -451,10 +468,10 @@
           this.responses_list
             .addEventListener('select', function(list) {
               var win, id = list.get_single_selection();
-              p.enable_command('delete', !!id && $.inArray(id, p.env.readonly_responses) < 0);
-              if (id && (win = p.get_frame_window(p.env.contentframe))) {
-                p.set_busy(true);
-                p.location_href({ _action:'edit-response', _key:id, _framed:1 }, win);
+              ref.enable_command('delete', !!id && $.inArray(id, ref.env.readonly_responses) < 0);
+              if (id && (win = ref.get_frame_window(ref.env.contentframe))) {
+                ref.set_busy(true);
+                ref.location_href({ _action:'edit-response', _key:id, _framed:1 }, win);
               }
             })
             .init()
@@ -473,7 +490,7 @@
           $('#rcmloginpwd').focus();
 
         // detect client timezone
-        if (window.jstz && !bw.ie6) {
+        if (window.jstz) {
           var timezone = jstz.determine();
           if (timezone.name())
             $('#rcmlogintz').val(timezone.name());
@@ -541,6 +558,18 @@
         .get(0).addEventListener('drop', function(e){ return ref.file_dropped(e); }, false);
     }
 
+    // catch document (and iframe) mouse clicks
+    var body_mouseup = function(e){ return ref.doc_mouse_up(e); };
+    $(document.body)
+      .bind('mouseup', body_mouseup)
+      .bind('keydown', function(e){ return ref.doc_keypress(e); });
+
+    $('iframe').load(function(e) {
+        try { $(this.contentDocument || this.contentWindow).on('mouseup', body_mouseup);  }
+        catch (e) {/* catch possible "Permission denied" error in IE */ }
+      })
+      .contents().on('mouseup', body_mouseup);
+
     // trigger init event hook
     this.triggerEvent('init', { task:this.task, action:this.env.action });
 
@@ -576,7 +605,8 @@
     if (obj && obj.blur)
       obj.blur();
 
-    if (this.busy)
+    // do nothing if interface is locked by other command (with exception for searching reset)
+    if (this.busy && !(command == 'reset-search' && this.last_command == 'search'))
       return false;
 
     // let the browser handle this click (shift/ctrl usually opens the link in a new window/tab)
@@ -602,6 +632,8 @@
       this.remove_compose_data(this.env.compose_id);
     }
 
+    this.last_command = command;
+
     // process external commands
     if (typeof this.command_handlers[command] === 'function') {
       ret = this.command_handlers[command](props, obj);
@@ -613,8 +645,8 @@
     }
 
     // trigger plugin hooks
-    this.triggerEvent('actionbefore', {props:props, action:command});
-    ret = this.triggerEvent('before'+command, props);
+    this.triggerEvent('actionbefore', {props:props, action:command, originalEvent:event});
+    ret = this.triggerEvent('before'+command, props || event);
     if (ret !== undefined) {
       // abort if one of the handlers returned false
       if (ret === false)
@@ -689,9 +721,15 @@
           var mimetype = this.env.attachments[props.id];
           this.enable_command('open-attachment', mimetype && this.env.mimetypes && $.inArray(mimetype, this.env.mimetypes) >= 0);
         }
+        this.show_menu(props, props.show || undefined, event);
+        break;
+
+      case 'menu-close':
+        this.hide_menu(props, event);
+        break;
 
       case 'menu-save':
-        this.triggerEvent(command, {props:props});
+        this.triggerEvent(command, {props:props, originalEvent:event});
         return false;
 
       case 'open':
@@ -876,14 +914,14 @@
       case 'move':
       case 'moveto': // deprecated
         if (this.task == 'mail')
-          this.move_messages(props, obj);
+          this.move_messages(props, event);
         else if (this.task == 'addressbook')
           this.move_contacts(props);
         break;
 
       case 'copy':
         if (this.task == 'mail')
-          this.copy_messages(props, obj);
+          this.copy_messages(props, event);
         else if (this.task == 'addressbook')
           this.copy_contacts(props);
         break;
@@ -1074,8 +1112,9 @@
         // Reset the auto-save timer
         clearTimeout(this.save_timer);
 
-        if (!this.upload_file(props || this.gui_objects.uploadform, 'upload')) {
-          alert(this.get_label('selectimportfile'));
+        if (!(flag = this.upload_file(props || this.gui_objects.uploadform, 'upload'))) {
+          if (flag !== false)
+            alert(this.get_label('selectimportfile'));
           aborted = true;
         }
         break;
@@ -1200,12 +1239,15 @@
         break;
 
       case 'import-messages':
-        var form = props || this.gui_objects.importform;
-        var importlock = this.set_busy(true, 'importwait');
+        var form = props || this.gui_objects.importform,
+          importlock = this.set_busy(true, 'importwait');
+
         $('input[name="_unlock"]', form).val(importlock);
-        if (!this.upload_file(form, 'import')) {
+
+        if (!(flag = this.upload_file(form, 'import'))) {
           this.set_busy(false, null, importlock);
-          alert(this.get_label('selectimportfile'));
+          if (flag !== false)
+            alert(this.get_label('selectimportfile'));
           aborted = true;
         }
         break;
@@ -1295,6 +1337,11 @@
       }
     }
   };
+
+  this.command_enabled = function(cmd)
+  {
+    return this.commands[cmd];
+  }
 
   // lock/unlock interface
   this.set_busy = function(a, message, id)
@@ -1436,7 +1483,8 @@
     if (menu && modkey == SHIFT_KEY && this.commands['copy']) {
       var pos = rcube_event.get_mouse_pos(e);
       this.env.drag_target = target;
-      $(menu).css({top: (pos.y-10)+'px', left: (pos.x-10)+'px'}).show();
+      this.show_menu(this.gui_objects.dragmenu.id, true, e);
+      $(menu).css({top: (pos.y-10)+'px', left: (pos.x-10)+'px'});
       return true;
     }
 
@@ -1552,12 +1600,13 @@
     }
   };
 
+  // global mouse-click handler to cleanup some UI elements
   this.doc_mouse_up = function(e)
   {
-    var list, id;
+    var list, id, target = rcube_event.get_target(e);
 
     // ignore event if jquery UI dialog is open
-    if ($(rcube_event.get_target(e)).closest('.ui-dialog, .ui-widget-overlay').length)
+    if ($(target).closest('.ui-dialog, .ui-widget-overlay').length)
       return;
 
     list = this.message_list || this.contact_list;
@@ -1571,7 +1620,73 @@
           this.button_out(this.buttons_sel[id], id);
       this.buttons_sel = {};
     }
+
+    // reset popup menus; delayed to have updated menu_stack data
+    window.setTimeout(function(e){
+      var obj, skip, config, id, i;
+      for (i = ref.menu_stack.length - 1; i >= 0; i--) {
+        id = ref.menu_stack[i];
+        obj = $('#' + id);
+
+        if (obj.is(':visible')
+          && target != obj.data('opener')
+          && target != obj.get(0)  // check if scroll bar was clicked (#1489832)
+          && id != skip
+          && (obj.attr('data-editable') != 'true' || !$(target).parents('#' + id).length)
+          && (obj.attr('data-sticky') != 'true' || !rcube_mouse_is_over(e, obj.get(0)))
+        ) {
+          ref.hide_menu(id, e);
+        }
+        skip = obj.data('parent');
+      }
+    }, 10);
   };
+
+  // global keypress event handler
+  this.doc_keypress = function(e)
+  {
+    // Helper method to move focus to the next/prev active menu item
+    var focus_menu_item = function(dir) {
+      var obj, mod = dir < 0 ? 'prevAll' : 'nextAll', limit = dir < 0 ? 'last' : 'first';
+      if (ref.focused_menu && (obj = $('#'+ref.focused_menu))) {
+        return obj.find(':focus').closest('li')[mod](':has(:not([aria-disabled=true]))').find('a,input')[limit]().focus().length;
+      }
+
+      return 0;
+    };
+
+    var target = e.target || {},
+      keyCode = rcube_event.get_keycode(e);
+
+    if (e.keyCode != 27 && (!this.menu_keyboard_active || target.nodeName == 'TEXTAREA' || target.nodeName == 'SELECT')) {
+      return true;
+    }
+
+    switch (keyCode) {
+      case 38:
+      case 40:
+      case 63232: // "up", in safari keypress
+      case 63233: // "down", in safari keypress
+        focus_menu_item(mod = keyCode == 38 || keyCode == 63232 ? -1 : 1);
+        break;
+
+      case 9:   // tab
+        if (this.focused_menu) {
+          var mod = rcube_event.get_modifier(e);
+          if (!focus_menu_item(mod == SHIFT_KEY ? -1 : 1)) {
+            this.hide_menu(this.focused_menu, e);
+          }
+        }
+        return rcube_event.cancel(e);
+
+      case 27:  // esc
+        if (this.menu_stack.length)
+          this.hide_menu(this.menu_stack[this.menu_stack.length-1], e);
+        break;
+    }
+
+    return true;
+  }
 
   this.click_on_list = function(e)
   {
@@ -1579,9 +1694,9 @@
       this.gui_objects.qsearchbox.blur();
 
     if (this.message_list)
-      this.message_list.focus();
+      this.message_list.focus(e);
     else if (this.contact_list)
-      this.contact_list.focus();
+      this.contact_list.focus(e);
 
     return true;
   };
@@ -1784,7 +1899,7 @@
 
   this.init_message_row = function(row)
   {
-    var i, fn = {}, self = this, uid = row.uid,
+    var i, fn = {}, uid = row.uid,
       status_icon = (this.env.status_col != null ? 'status' : 'msg') + 'icn' + row.id;
 
     if (uid && this.env.messages[uid])
@@ -1792,7 +1907,7 @@
 
     // set eventhandler to status icon
     if (row.icon = document.getElementById(status_icon)) {
-      fn.icon = function(e) { self.command('toggle_status', uid); };
+      fn.icon = function(e) { ref.command('toggle_status', uid); };
     }
 
     // save message icon position too
@@ -1803,12 +1918,12 @@
 
     // set eventhandler to flag icon
     if (this.env.flagged_col != null && (row.flagicon = document.getElementById('flagicn'+row.id))) {
-      fn.flagicon = function(e) { self.command('toggle_flag', uid); };
+      fn.flagicon = function(e) { ref.command('toggle_flag', uid); };
     }
 
     // set event handler to thread expand/collapse icon
     if (!row.depth && row.has_children && (row.expando = document.getElementById('rcmexpando'+row.id))) {
-      fn.expando = function(e) { self.expand_message_row(e, uid); };
+      fn.expando = function(e) { ref.expand_message_row(e, uid); };
     }
 
     // attach events
@@ -1927,16 +2042,18 @@
 
     // build subject link
     if (cols.subject) {
-      var action = flags.mbox == this.env.drafts_mailbox ? 'compose' : 'show';
-      var uid_param = flags.mbox == this.env.drafts_mailbox ? '_draft_uid' : '_uid';
-      cols.subject = '<a href="./?_task=mail&_action='+action+'&_mbox='+urlencode(flags.mbox)+'&'+uid_param+'='+urlencode(uid)+'"'+
-        ' onclick="return rcube_event.cancel(event)" onmouseover="rcube_webmail.long_subject_title(this,'+(message.depth+1)+')"><span>'+cols.subject+'</span></a>';
+      var action  = flags.mbox == this.env.drafts_mailbox ? 'compose' : 'show',
+        uid_param = flags.mbox == this.env.drafts_mailbox ? '_draft_uid' : '_uid',
+        query = { _mbox: flags.mbox };
+      query[uid_param] = uid;
+      cols.subject = '<a href="' + this.url(action, query) + '" onclick="return rcube_event.keyboard_only(event)"' +
+        ' onmouseover="rcube_webmail.long_subject_title(this,'+(message.depth+1)+')" tabindex="-1"><span>'+cols.subject+'</span></a>';
     }
 
     // add each submitted col
     for (n in this.env.listcols) {
       c = this.env.listcols[n];
-      col = { className: String(c).toLowerCase() };
+      col = {className: String(c).toLowerCase(), events:{}};
 
       if (this.env.coltypes[c] && this.env.coltypes[c].hidden) {
         col.className += ' hidden';
@@ -1970,11 +2087,8 @@
       else if (c == 'threads')
         html = expando;
       else if (c == 'subject') {
-        if (bw.ie) {
-          col.onmouseover = function() { rcube_webmail.long_subject_title_ex(this, message.depth+1); };
-          if (bw.ie8)
-            tree = '<span></span>' + tree; // #1487821
-        }
+        if (bw.ie)
+          col.events.mouseover = function() { rcube_webmail.long_subject_title_ex(this); };
         html = tree + cols[c];
       }
       else if (c == 'priority') {
@@ -1982,6 +2096,9 @@
           html = '<span class="prio'+flags.prio+'">&nbsp;</span>';
         else
           html = '&nbsp;';
+      }
+      else if (c == 'folder') {
+        html = '<span onmouseover="rcube_webmail.long_subject_title(this)">' + cols[c] + '<span>';
       }
       else
         html = cols[c];
@@ -2180,7 +2297,7 @@
     var lock = this.set_busy(true, 'checkingmail'),
       params = this.check_recent_params();
 
-    this.http_request('check-recent', params, lock);
+    this.http_post('check-recent', params, lock);
   };
 
   // list messages of a specific mailbox using filter
@@ -2192,6 +2309,7 @@
 
     // reset vars
     this.env.current_page = 1;
+    this.env.search_filter = filter;
     this.http_request('search', this.search_params(false, filter), lock);
   };
 
@@ -2284,6 +2402,7 @@
       url._page = page;
 
     this.http_request('list', url, lock);
+    this.update_state({ _mbox: mbox, _page: (page && page > 1 ? page : null) });
   };
 
   // removes messages that doesn't exists from list selection array
@@ -2670,12 +2789,12 @@
   };
 
   // copy selected messages to the specified mailbox
-  this.copy_messages = function(mbox, obj)
+  this.copy_messages = function(mbox, event)
   {
     if (mbox && typeof mbox === 'object')
       mbox = mbox.id;
     else if (!mbox)
-      return this.folder_selector(obj, function(folder) { ref.command('copy', folder); });
+      return this.folder_selector(event, function(folder) { ref.command('copy', folder); });
 
     // exit if current or no mailbox specified
     if (!mbox || mbox == this.env.mailbox)
@@ -2692,12 +2811,12 @@
   };
 
   // move selected messages to the specified mailbox
-  this.move_messages = function(mbox, obj)
+  this.move_messages = function(mbox, event)
   {
     if (mbox && typeof mbox === 'object')
       mbox = mbox.id;
     else if (!mbox)
-      return this.folder_selector(obj, function(folder) { ref.command('move', folder); });
+      return this.folder_selector(event, function(folder) { ref.command('move', folder); });
 
     // exit if current or no mailbox specified
     if (!mbox || (mbox == this.env.mailbox && !this.is_multifolder_listing()))
@@ -3103,8 +3222,8 @@
   // handler for keyboard events on the _user field
   this.login_user_keyup = function(e)
   {
-    var key = rcube_event.get_keycode(e);
-    var passwd = $('#rcmloginpwd');
+    var key = rcube_event.get_keycode(e),
+      passwd = $('#rcmloginpwd');
 
     // enter
     if (key == 13 && passwd.length && !passwd.val()) {
@@ -3560,15 +3679,18 @@
       $('<a>').addClass('insertresponse active')
         .attr('href', '#')
         .attr('rel', key)
+        .attr('tabindex', '0')
         .html(this.quote_html(response.name))
         .appendTo(li)
         .mousedown(function(e){
           return rcube_event.cancel(e);
         })
-        .mouseup(function(e){
-          ref.command('insert-response', key);
-          $(document.body).trigger('mouseup');  // hides the menu
-          return rcube_event.cancel(e);
+        .bind('mouseup keypress', function(e){
+          if (e.type == 'mouseup' || rcube_event.get_keycode(e) == 13) {
+            ref.command('insert-response', $(this).attr('rel'));
+            $(document.body).trigger('mouseup');  // hides the menu
+            return rcube_event.cancel(e);
+          }
         });
     }
   };
@@ -3846,9 +3968,9 @@
   this.clear_compose_data = function()
   {
     if (window.localStorage) {
-      var index = this.local_storage_get_item('compose.index', []);
+      var i, index = this.local_storage_get_item('compose.index', []);
 
-      for (var i=0; i < index.length; i++) {
+      for (i=0; i < index.length; i++) {
         this.local_storage_remove_item('compose.' + index[i]);
       }
       this.local_storage_remove_item('compose.index');
@@ -3898,7 +4020,7 @@
 
       // cleanup
       rx = new RegExp(rx_delim + '\\s*' + rx_delim, 'g');
-      input_val = input_val.replace(rx, delim);
+      input_val = String(input_val).replace(rx, delim);
       rx = new RegExp('^[\\s' + rx_delim + ']+');
       input_val = input_val.replace(rx, '');
 
@@ -4019,7 +4141,7 @@
   this.upload_file = function(form, action)
   {
     if (!form)
-      return false;
+      return;
 
     // count files and size on capable browser
     var size = 0, numfiles = 0;
@@ -4079,8 +4201,6 @@
       this.gui_objects.attachmentform = form;
       return true;
     }
-
-    return false;
   };
 
   // add file name to attachment list
@@ -4102,7 +4222,7 @@
     li.attr('id', name)
       .addClass(att.classname)
       .html(att.html)
-      .on('mouseover', function() { rcube_webmail.long_subject_title_ex(this, 0); });
+      .on('mouseover', function() { rcube_webmail.long_subject_title_ex(this); });
 
     // replace indicator's li
     if (upload_id && (indicator = document.getElementById(upload_id))) {
@@ -4199,7 +4319,22 @@
 
       this.env.qsearch = {lock: lock, request: r};
       this.enable_command('set-listmode', this.env.threads && (this.env.search_scope || 'base') == 'base');
+
+      return true;
     }
+
+    return false;
+  };
+
+  this.continue_search = function(request_id)
+  {
+    var lock = ref.set_busy(true, 'stillsearching');
+
+    setTimeout(function(){
+      var url = ref.search_params();
+      url._continue = request_id;
+      ref.env.qsearch = { lock: lock, request: ref.http_request('search', url, lock) };
+    }, 100);
   };
 
   // build URL params for search
@@ -4263,8 +4398,9 @@
 
     // re-send search query with new scope
     if (scope != old && this.env.search_request) {
-      this.qsearch(this.gui_objects.qsearchbox.value);
-      if (scope == 'base')
+      if (!this.qsearch(this.gui_objects.qsearchbox.value) && this.env.search_filter && this.env.search_filter != 'ALL')
+        this.filter_mailbox(this.env.search_filter);
+      if (scope != 'all')
         this.select_folder(this.env.mailbox, '', true);
     }
   };
@@ -4644,7 +4780,7 @@
     if (this.preview_timer)
       clearTimeout(this.preview_timer);
 
-    var n, id, sid, contact, ref = this, writable = false,
+    var n, id, sid, contact, writable = false,
       source = this.env.source ? this.env.address_sources[this.env.source] : null;
 
     // we don't have dblclick handler here, so use 200 instead of this.dblclick_time
@@ -5061,7 +5197,7 @@
 
   this.init_contact_form = function()
   {
-    var ref = this, col;
+    var col;
 
     if (this.env.coltypes) {
       this.set_photo_actions($('#ff_photo').val());
@@ -5709,25 +5845,25 @@
 
   this.init_subscription_list = function()
   {
-    var p = this, delim = RegExp.escape(this.env.delimiter);
+    var delim = RegExp.escape(this.env.delimiter);
 
     this.last_sub_rx = RegExp('['+delim+']?[^'+delim+']+$');
 
     this.subscription_list = new rcube_list_widget(this.gui_objects.subscriptionlist,
       {multiselect:false, draggable:true, keyboard:false, toggleselect:true});
     this.subscription_list
-      .addEventListener('select', function(o){ p.subscription_select(o); })
-      .addEventListener('dragstart', function(o){ p.drag_active = true; })
-      .addEventListener('dragend', function(o){ p.subscription_move_folder(o); })
+      .addEventListener('select', function(o){ ref.subscription_select(o); })
+      .addEventListener('dragstart', function(o){ ref.drag_active = true; })
+      .addEventListener('dragend', function(o){ ref.subscription_move_folder(o); })
       .addEventListener('initrow', function (row) {
-        row.obj.onmouseover = function() { p.focus_subscription(row.id); };
-        row.obj.onmouseout = function() { p.unfocus_subscription(row.id); };
+        row.obj.onmouseover = function() { ref.focus_subscription(row.id); };
+        row.obj.onmouseout = function() { ref.unfocus_subscription(row.id); };
       })
       .init();
 
     $('#mailboxroot')
-      .mouseover(function(){ p.focus_subscription(this.id); })
-      .mouseout(function(){ p.unfocus_subscription(this.id); })
+      .mouseover(function(){ ref.focus_subscription(this.id); })
+      .mouseout(function(){ ref.unfocus_subscription(this.id); })
   };
 
   this.focus_subscription = function(id)
@@ -6141,22 +6277,19 @@
         init_button(cmd, this.buttons[cmd][i]);
       }
     }
-
-    // set active task button
-    this.set_button(this.task, 'sel');
   };
 
   // set button to a specific state
   this.set_button = function(command, state)
   {
-    var n, button, obj, a_buttons = this.buttons[command],
+    var n, button, obj, $obj, a_buttons = this.buttons[command],
       len = a_buttons ? a_buttons.length : 0;
 
     for (n=0; n<len; n++) {
       button = a_buttons[n];
       obj = document.getElementById(button.id);
 
-      if (!obj)
+      if (!obj || button.status == state)
         continue;
 
       // get default/passive setting of the button
@@ -6185,7 +6318,14 @@
         obj.disabled = state == 'pas';
       }
       else if (button.type == 'uibutton') {
+        button.status = state;
         $(obj).button('option', 'disabled', state == 'pas');
+      }
+      else {
+        $obj = $(obj);
+        $obj
+          .attr('tabindex', state == 'pas' || state == 'sel' ? '-1' : ($obj.attr('data-tabindex') || '0'))
+          .attr('aria-disabled', state == 'pas' || state == 'sel' ? 'true' : 'false');
       }
     }
   };
@@ -6271,8 +6411,7 @@
 
     type = type ? type : 'notice';
 
-    var ref = this,
-      key = this.html_identifier(msg),
+    var key = this.html_identifier(msg),
       date = new Date(),
       id = type + date.getTime();
 
@@ -6311,7 +6450,8 @@
       this.messages[key].labels = [{'id': id, 'msg': msg}];
     }
     else {
-      obj.click(function() { return ref.hide_message(obj); });
+      obj.click(function() { return ref.hide_message(obj); })
+        .attr('role', 'alert');
     }
 
     this.triggerEvent('message', { message:msg, type:type, timeout:timeout, object:obj });
@@ -6660,8 +6800,9 @@
 
     // fetch headers only once
     if (!this.gui_objects.all_headers_box.innerHTML) {
-      var lock = this.display_message(this.get_label('loading'), 'loading');
-      this.http_post('headers', {_uid: this.env.uid}, lock);
+      this.http_post('headers', {_uid: this.env.uid, _mbox: this.env.mailbox},
+        this.display_message(this.get_label('loading'), 'loading')
+      );
     }
   };
 
@@ -6677,17 +6818,15 @@
   };
 
   // create folder selector popup, position and display it
-  this.folder_selector = function(obj, callback)
+  this.folder_selector = function(event, callback)
   {
     var container = this.folder_selector_element;
 
     if (!container) {
       var rows = [],
         delim = this.env.delimiter,
-        ul = $('<ul class="toolbarmenu iconized">'),
-        li = document.createElement('li'),
-        link = document.createElement('a'),
-        span = document.createElement('span');
+        ul = $('<ul class="toolbarmenu">'),
+        link = document.createElement('a');
 
       container = $('<div id="folder-selector" class="popupmenu"></div>');
       link.href = '#';
@@ -6695,33 +6834,30 @@
 
       // loop over sorted folders list
       $.each(this.env.mailboxes_list, function() {
-        var tmp, n = 0, s = 0,
+        var n = 0, s = 0,
           folder = ref.env.mailboxes[this],
           id = folder.id,
-          a = link.cloneNode(false), row = li.cloneNode(false);
+          a = $(link.cloneNode(false)),
+          row = $('<li>');
 
         if (folder.virtual)
-          a.className += ' virtual';
-        else {
-          a.className += ' active';
-          a.onclick = function() { container.hide().data('callback')(folder.id); };
-        }
+          a.addClass('virtual').attr('aria-disabled', 'true').attr('tabindex', '-1');
+        else
+          a.addClass('active').data('id', folder.id);
 
         if (folder['class'])
-          a.className += ' ' + folder['class'];
+          a.addClass(folder['class']);
 
         // calculate/set indentation level
         while ((s = id.indexOf(delim, s)) >= 0) {
           n++; s++;
         }
-        a.style.paddingLeft =  n ? (n * 16) + 'px' : 0;
+        a.css('padding-left', n ? (n * 16) + 'px' : 0);
 
         // add folder name element
-        tmp = span.cloneNode(false);
-        $(tmp).text(folder.name);
-        a.appendChild(tmp);
+        a.append($('<span>').text(folder.name));
 
-        row.appendChild(a);
+        row.append(a);
         rows.push(row);
       });
 
@@ -6733,22 +6869,158 @@
 
       // set max-height if the list is long
       if (rows.length > 10)
-        container.css('max-height', $('li', container)[0].offsetHeight * 10 + 9)
+        container.css('max-height', $('li', container)[0].offsetHeight * 10 + 9);
 
+      // register delegate event handler for folder item clicks
+      container.on('click', 'a.active', function(e){
+        container.data('callback')($(this).data('id'));
+        return false;
+      });
+/*
       // hide selector on click out of selector element
       var fn = function(e) { if (e.target != container.get(0)) container.hide(); };
       $(document.body).on('mouseup', fn);
       $('iframe').contents().on('mouseup', fn)
         .load(function(e) { try { $(this).contents().on('mouseup', fn); } catch(e) {}; });
-
+*/
       this.folder_selector_element = container;
     }
 
-    // position menu on the screen
-    this.element_position(container, obj);
+    container.data('callback', callback);
 
-    container.show().data('callback', callback);
+    // position menu on the screen
+    this.show_menu('folder-selector', true, event);
   };
+
+
+  /***********************************************/
+  /*********    popup menu functions     *********/
+  /***********************************************/
+
+  // Show/hide a specific popup menu
+  this.show_menu = function(prop, show, event)
+  {
+    var name = typeof prop == 'object' ? prop.menu : prop,
+      obj = $('#'+name),
+      ref = event && event.target ? $(event.target) : $(obj.attr('rel') || '#'+name+'link'),
+      keyboard = rcube_event.is_keyboard(event),
+      align = obj.attr('data-align') || '',
+      stack = false;
+
+    if (typeof prop == 'string')
+      prop = { menu:name };
+
+    // let plugins or skins provide the menu element
+    if (!obj.length) {
+      obj = this.triggerEvent('menu-get', { name:name, props:prop, originalEvent:event });
+    }
+
+    if (!obj || !obj.length) {
+      // just delegate the action to subscribers
+      return this.triggerEvent(show === false ? 'menu-close' : 'menu-open', { name:name, props:prop, originalEvent:event });
+    }
+
+    // move element to top for proper absolute positioning
+    obj.appendTo(document.body);
+
+    if (typeof show == 'undefined')
+      show = obj.is(':visible') ? false : true;
+
+    if (show && ref.length) {
+      var win = $(window),
+        pos = ref.offset(),
+        above = align.indexOf('bottom') >= 0;
+
+      stack = ref.attr('role') == 'menuitem' || ref.closest('[role=menuitem]').length > 0;
+
+      ref.offsetWidth = ref.outerWidth();
+      ref.offsetHeight = ref.outerHeight();
+      if (!above && pos.top + ref.offsetHeight + obj.height() > win.height()) {
+        above = true;
+      }
+      if (align.indexOf('right') >= 0) {
+        pos.left = pos.left + ref.outerWidth() - obj.width();
+      }
+      else if (stack) {
+        pos.left = pos.left + ref.offsetWidth - 5;
+        pos.top -= ref.offsetHeight;
+      }
+      if (pos.left + obj.width() > win.width()) {
+        pos.left = win.width() - obj.width() - 12;
+      }
+      pos.top = Math.max(0, pos.top + (above ? -obj.height() : ref.offsetHeight));
+      obj.css({ left:pos.left+'px', top:pos.top+'px' });
+    }
+
+    // add menu to stack
+    if (show) {
+      // truncate stack down to the one containing the ref link
+      for (var i = this.menu_stack.length - 1; stack && i >= 0; i--) {
+        if (!$(ref).parents('#'+this.menu_stack[i]).length)
+          this.hide_menu(this.menu_stack[i]);
+      }
+      if (stack && this.menu_stack.length) {
+        obj.data('parent', this.menu_stack.last());
+        obj.css('z-index', ($('#'+this.menu_stack.last()).css('z-index') || 0) + 1);
+      }
+      else if (!stack && this.menu_stack.length) {
+        this.hide_menu(this.menu_stack[0], event);
+      }
+
+      obj.show().attr('aria-hidden', 'false').data('opener', ref.attr('aria-expanded', 'true').get(0));
+      this.triggerEvent('menu-open', { name:name, obj:obj, props:prop, originalEvent:event });
+      this.menu_stack.push(name);
+
+      this.menu_keyboard_active = show && keyboard;
+      if (this.menu_keyboard_active) {
+        this.focused_menu = name;
+        obj.find('a,input:not(:disabled)').not('[aria-disabled=true]').first().focus();
+      }
+    }
+    else {  // close menu
+      this.hide_menu(name, event);
+    }
+
+    return show;
+  };
+
+  // hide the given popup menu (and it's childs)
+  this.hide_menu = function(name, event)
+  {
+    if (!this.menu_stack.length) {
+      // delegate to subscribers
+      this.triggerEvent('menu-close', { name:name, props:{ menu:name }, originalEvent:event });
+      return;
+    }
+
+    var obj, keyboard = rcube_event.is_keyboard(event);
+    for (var j=this.menu_stack.length-1; j >= 0; j--) {
+      obj = $('#' + this.menu_stack[j]).hide().attr('aria-hidden', 'true').data('parent', false);
+      this.triggerEvent('menu-close', { name:this.menu_stack[j], obj:obj, props:{ menu:this.menu_stack[j] }, originalEvent:event });
+      if (this.menu_stack[j] == name) {
+        j = -1;  // stop loop
+        if (obj.data('opener')) {
+          $(obj.data('opener')).attr('aria-expanded', 'false');
+          if (keyboard)
+            obj.data('opener').focus();
+        }
+      }
+      this.menu_stack.pop();
+    }
+
+    // focus previous menu in stack
+    if (this.menu_stack.length && keyboard) {
+      this.menu_keyboard_active = true;
+      this.focused_menu = this.menu_stack.last();
+      if (!obj || !obj.data('opener'))
+        $('#'+this.focused_menu).find('a,input:not(:disabled)').not('[aria-disabled=true]').first().focus();
+    }
+    else {
+      this.focused_menu = null;
+      this.menu_keyboard_active = false;
+    }
+  }
+
 
   // position a menu element on the screen in relation to other object
   this.element_position = function(element, obj)
@@ -6790,15 +7062,14 @@
 
   this.html2plain = function(htmlText, id)
   {
-    var rcmail = this,
-      url = '?_task=utils&_action=html2text',
+    var url = '?_task=utils&_action=html2text',
       lock = this.set_busy(true, 'converting');
 
     this.log('HTTP POST: ' + url);
 
     $.ajax({ type: 'POST', url: url, data: htmlText, contentType: 'application/octet-stream',
-      error: function(o, status, err) { rcmail.http_error(o, status, err, lock); },
-      success: function(data) { rcmail.set_busy(false, null, lock); $('#'+id).val(data); rcmail.log(data); }
+      error: function(o, status, err) { ref.http_error(o, status, err, lock); },
+      success: function(data) { ref.set_busy(false, null, lock); $('#'+id).val(data); ref.log(data); }
     });
   };
 
@@ -6829,13 +7100,13 @@
 
     if (action)
       query._action = action;
-    else
+    else if (this.env.action)
       query._action = this.env.action;
 
     var base = this.env.comm_path, k, param = {};
 
     // overwrite task name
-    if (query._action.match(/([a-z0-9_-]+)\/([a-z0-9-_.]+)/)) {
+    if (action && action.match(/([a-z0-9_-]+)\/([a-z0-9-_.]+)/)) {
       query._action = RegExp.$2;
       base = base.replace(/\_task=[a-z0-9_-]+/, '_task='+RegExp.$1);
     }
@@ -6846,7 +7117,7 @@
         param[k] = query[k];
     }
 
-    return base + '&' + $.param(param) + querystring;
+    return base + (base.indexOf('?') > -1 ? '&' : '?') + $.param(param) + querystring;
   };
 
   this.redirect = function(url, lock)
@@ -6889,6 +7160,13 @@
 
     // reset keep-alive interval
     this.start_keepalive();
+  };
+
+  // update browser location to remember current view
+  this.update_state = function(query)
+  {
+    if (window.history.replaceState)
+      window.history.replaceState({}, document.title, rcmail.url('', query));
   };
 
   // send a http request to the server
@@ -7067,13 +7345,16 @@
         this.env.qsearch = null;
       case 'list':
         if (this.task == 'mail') {
+          var is_multifolder = this.is_multifolder_listing();
           this.enable_command('show', 'select-all', 'select-none', this.env.messagecount > 0);
-          this.enable_command('expunge', this.env.exists);
-          this.enable_command('purge', this.purge_mailbox_test());
-          this.enable_command('expand-all', 'expand-unread', 'collapse-all', this.env.threading && this.env.messagecount);
-          this.enable_command('set-listmode', this.env.threads && !this.is_multifolder_listing());
+          this.enable_command('expunge', this.env.exists && !is_multifolder);
+          this.enable_command('purge', this.purge_mailbox_test() && !is_multifolder);
+          this.enable_command('import-messages', !is_multifolder);
+          this.enable_command('expand-all', 'expand-unread', 'collapse-all', this.env.threading && this.env.messagecount && !is_multifolder);
+          this.enable_command('set-listmode', this.env.threads && !is_multifolder);
 
           if ((response.action == 'list' || response.action == 'search') && this.message_list) {
+            this.message_list.focus();
             this.msglist_select(this.message_list);
             this.triggerEvent('listupdate', { folder:this.env.mailbox, rowcount:this.message_list.rowcount });
           }
@@ -7085,6 +7366,7 @@
             this.enable_command('search-create', this.env.source == '');
             this.enable_command('search-delete', this.env.search_id);
             this.update_group_commands();
+            this.contact_list.focus();
             this.triggerEvent('listupdate', { folder:this.env.source, rowcount:this.contact_list.rowcount });
           }
         }
@@ -7176,7 +7458,8 @@
   */
   this.multi_thread_http_request = function(prop)
   {
-    var reqid = new Date().getTime();
+    var i, item, reqid = new Date().getTime(),
+      threads = prop.threads || 1;
 
     prop.reqid = reqid;
     prop.running = 0;
@@ -7191,8 +7474,7 @@
     this.http_request_jobs[reqid] = prop;
 
     // start n threads
-    var item, threads = prop.threads || 1;
-    for (var i=0; i < threads; i++) {
+    for (i=0; i < threads; i++) {
       item = prop._items.shift();
       if (item === undefined)
         break;
@@ -7500,7 +7782,7 @@
     this.env.lastrefresh = new Date();
 
     // plugins should bind to 'requestrefresh' event to add own params
-    this.http_request('refresh', params, lock);
+    this.http_post('refresh', params, lock);
   };
 
   // returns check-recent request parameters
@@ -7830,7 +8112,6 @@
   // wrapper for localStorage.getItem(key)
   this.local_storage_get_item = function(key, deflt, encrypted)
   {
-
     // TODO: add encryption
     var item = localStorage.getItem(this.get_local_storage_prefix() + key);
     return item !== null ? JSON.parse(item) : (deflt || null);
@@ -7857,12 +8138,12 @@
 {
   if (!elem.title) {
     var $elem = $(elem);
-    if ($elem.width() + indent * 15 > $elem.parent().width())
+    if ($elem.width() + (indent || 0) * 15 > $elem.parent().width())
       elem.title = $elem.text();
   }
 };
 
-rcube_webmail.long_subject_title_ex = function(elem, indent)
+rcube_webmail.long_subject_title_ex = function(elem)
 {
   if (!elem.title) {
     var $elem = $(elem),
@@ -7874,7 +8155,7 @@
       w = tmp.width();
 
     tmp.remove();
-    if (w + indent * 15 > $elem.width())
+    if (w + $('span.branch', $elem).width() * 15 > $elem.width())
       elem.title = txt;
   }
 };

--
Gitblit v1.9.1