michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: const Cu = Components.utils;
michael@0: 
michael@0: Cu.import("resource://services-sync/main.js");
michael@0: Cu.import("resource:///modules/PlacesUIUtils.jsm");
michael@0: Cu.import("resource://gre/modules/PlacesUtils.jsm", this);
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: 
michael@0: let RemoteTabViewer = {
michael@0:   _tabsList: null,
michael@0: 
michael@0:   init: function () {
michael@0:     Services.obs.addObserver(this, "weave:service:login:finish", false);
michael@0:     Services.obs.addObserver(this, "weave:engine:sync:finish", false);
michael@0: 
michael@0:     this._tabsList = document.getElementById("tabsList");
michael@0: 
michael@0:     this.buildList(true);
michael@0:   },
michael@0: 
michael@0:   uninit: function () {
michael@0:     Services.obs.removeObserver(this, "weave:service:login:finish");
michael@0:     Services.obs.removeObserver(this, "weave:engine:sync:finish");
michael@0:   },
michael@0: 
michael@0:   buildList: function(force) {
michael@0:     if (!Weave.Service.isLoggedIn || !this._refetchTabs(force))
michael@0:       return;
michael@0:     //XXXzpao We should say something about not being logged in & not having data
michael@0:     //        or tell the appropriate condition. (bug 583344)
michael@0: 
michael@0:     this._generateTabList();
michael@0:   },
michael@0: 
michael@0:   createItem: function(attrs) {
michael@0:     let item = document.createElement("richlistitem");
michael@0: 
michael@0:     // Copy the attributes from the argument into the item
michael@0:     for (let attr in attrs)
michael@0:       item.setAttribute(attr, attrs[attr]);
michael@0: 
michael@0:     if (attrs["type"] == "tab")
michael@0:       item.label = attrs.title != "" ? attrs.title : attrs.url;
michael@0: 
michael@0:     return item;
michael@0:   },
michael@0: 
michael@0:   filterTabs: function(event) {
michael@0:     let val = event.target.value.toLowerCase();
michael@0:     let numTabs = this._tabsList.getRowCount();
michael@0:     let clientTabs = 0;
michael@0:     let currentClient = null;
michael@0:     for (let i = 0;i < numTabs;i++) {
michael@0:       let item = this._tabsList.getItemAtIndex(i);
michael@0:       let hide = false;
michael@0:       if (item.getAttribute("type") == "tab") {
michael@0:         if (!item.getAttribute("url").toLowerCase().contains(val) && 
michael@0:             !item.getAttribute("title").toLowerCase().contains(val))
michael@0:           hide = true;
michael@0:         else
michael@0:           clientTabs++;
michael@0:       }
michael@0:       else if (item.getAttribute("type") == "client") {
michael@0:         if (currentClient) {
michael@0:           if (clientTabs == 0)
michael@0:             currentClient.hidden = true;
michael@0:         }
michael@0:         currentClient = item;
michael@0:         clientTabs = 0;
michael@0:       }
michael@0:       item.hidden = hide;
michael@0:     }
michael@0:     if (clientTabs == 0)
michael@0:       currentClient.hidden = true;
michael@0:   },
michael@0: 
michael@0:   openSelected: function() {
michael@0:     let items = this._tabsList.selectedItems;
michael@0:     let urls = [];
michael@0:     for (let i = 0;i < items.length;i++) {
michael@0:       if (items[i].getAttribute("type") == "tab") {
michael@0:         urls.push(items[i].getAttribute("url"));
michael@0:         let index = this._tabsList.getIndexOfItem(items[i]);
michael@0:         this._tabsList.removeItemAt(index);
michael@0:       }
michael@0:     }
michael@0:     if (urls.length) {
michael@0:       getTopWin().gBrowser.loadTabs(urls);
michael@0:       this._tabsList.clearSelection();
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   bookmarkSingleTab: function() {
michael@0:     let item = this._tabsList.selectedItems[0];
michael@0:     let uri = Weave.Utils.makeURI(item.getAttribute("url"));
michael@0:     let title = item.getAttribute("title");
michael@0:     PlacesUIUtils.showBookmarkDialog({ action: "add"
michael@0:                                      , type: "bookmark"
michael@0:                                      , uri: uri
michael@0:                                      , title: title
michael@0:                                      , hiddenRows: [ "description"
michael@0:                                                    , "location"
michael@0:                                                    , "loadInSidebar"
michael@0:                                                    , "keyword" ]
michael@0:                                      }, window.top);
michael@0:   },
michael@0: 
michael@0:   bookmarkSelectedTabs: function() {
michael@0:     let items = this._tabsList.selectedItems;
michael@0:     let URIs = [];
michael@0:     for (let i = 0;i < items.length;i++) {
michael@0:       if (items[i].getAttribute("type") == "tab") {
michael@0:         let uri = Weave.Utils.makeURI(items[i].getAttribute("url"));
michael@0:         if (!uri)
michael@0:           continue;
michael@0: 
michael@0:         URIs.push(uri);
michael@0:       }
michael@0:     }
michael@0:     if (URIs.length) {
michael@0:       PlacesUIUtils.showBookmarkDialog({ action: "add"
michael@0:                                        , type: "folder"
michael@0:                                        , URIList: URIs
michael@0:                                        , hiddenRows: [ "description" ]
michael@0:                                        }, window.top);
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   getIcon: function (iconUri, defaultIcon) {
michael@0:     try {
michael@0:       let iconURI = Weave.Utils.makeURI(iconUri);
michael@0:       return PlacesUtils.favicons.getFaviconLinkForIcon(iconURI).spec;
michael@0:     } catch(ex) {
michael@0:       // Do nothing.
michael@0:     }
michael@0: 
michael@0:     // Just give the provided default icon or the system's default.
michael@0:     return defaultIcon || PlacesUtils.favicons.defaultFavicon.spec;
michael@0:   },
michael@0: 
michael@0:   _generateTabList: function() {
michael@0:     let engine = Weave.Service.engineManager.get("tabs");
michael@0:     let list = this._tabsList;
michael@0: 
michael@0:     // clear out existing richlistitems
michael@0:     let count = list.getRowCount();
michael@0:     if (count > 0) {
michael@0:       for (let i = count - 1; i >= 0; i--)
michael@0:         list.removeItemAt(i);
michael@0:     }
michael@0: 
michael@0:     let seenURLs = new Set();
michael@0:     let localURLs = engine.getOpenURLs();
michael@0: 
michael@0:     for (let [guid, client] in Iterator(engine.getAllClients())) {
michael@0:       // Create the client node, but don't add it in-case we don't show any tabs
michael@0:       let appendClient = true;
michael@0: 
michael@0:       client.tabs.forEach(function({title, urlHistory, icon}) {
michael@0:         let url = urlHistory[0];
michael@0:         if (!url || localURLs.has(url) || seenURLs.has(url)) {
michael@0:           return;
michael@0:         }
michael@0:         seenURLs.add(url);
michael@0: 
michael@0:         if (appendClient) {
michael@0:           let attrs = {
michael@0:             type: "client",
michael@0:             clientName: client.clientName,
michael@0:             class: Weave.Service.clientsEngine.isMobile(client.id) ? "mobile" : "desktop"
michael@0:           };
michael@0:           let clientEnt = this.createItem(attrs);
michael@0:           list.appendChild(clientEnt);
michael@0:           appendClient = false;
michael@0:           clientEnt.disabled = true;
michael@0:         }
michael@0:         let attrs = {
michael@0:           type:  "tab",
michael@0:           title: title || url,
michael@0:           url:   url,
michael@0:           icon:  this.getIcon(icon),
michael@0:         }
michael@0:         let tab = this.createItem(attrs);
michael@0:         list.appendChild(tab);
michael@0:       }, this);
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   adjustContextMenu: function(event) {
michael@0:     let mode = "all";
michael@0:     switch (this._tabsList.selectedItems.length) {
michael@0:       case 0:
michael@0:         break;
michael@0:       case 1:
michael@0:         mode = "single"
michael@0:         break;
michael@0:       default:
michael@0:         mode = "multiple";
michael@0:         break;
michael@0:     }
michael@0:     let menu = document.getElementById("tabListContext");
michael@0:     let el = menu.firstChild;
michael@0:     while (el) {
michael@0:       let showFor = el.getAttribute("showFor");
michael@0:       if (showFor)
michael@0:         el.hidden = showFor != mode && showFor != "all";
michael@0: 
michael@0:       el = el.nextSibling;
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   _refetchTabs: function(force) {
michael@0:     if (!force) {
michael@0:       // Don't bother refetching tabs if we already did so recently
michael@0:       let lastFetch = 0;
michael@0:       try {
michael@0:         lastFetch = Services.prefs.getIntPref("services.sync.lastTabFetch");
michael@0:       }
michael@0:       catch (e) { /* Just use the default value of 0 */ }
michael@0:       let now = Math.floor(Date.now() / 1000);
michael@0:       if (now - lastFetch < 30)
michael@0:         return false;
michael@0:     }
michael@0: 
michael@0:     // if Clients hasn't synced yet this session, need to sync it as well
michael@0:     if (Weave.Service.clientsEngine.lastSync == 0)
michael@0:       Weave.Service.clientsEngine.sync();
michael@0: 
michael@0:     // Force a sync only for the tabs engine
michael@0:     let engine = Weave.Service.engineManager.get("tabs");
michael@0:     engine.lastModified = null;
michael@0:     engine.sync();
michael@0:     Services.prefs.setIntPref("services.sync.lastTabFetch",
michael@0:                               Math.floor(Date.now() / 1000));
michael@0: 
michael@0:     return true;
michael@0:   },
michael@0: 
michael@0:   observe: function(subject, topic, data) {
michael@0:     switch (topic) {
michael@0:       case "weave:service:login:finish":
michael@0:         this.buildList(true);
michael@0:         break;
michael@0:       case "weave:engine:sync:finish":
michael@0:         if (subject == "tabs")
michael@0:           this._generateTabList();
michael@0:         break;
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   handleClick: function(event) {
michael@0:     if (event.target.getAttribute("type") != "tab")
michael@0:       return;
michael@0: 
michael@0:     if (event.button == 1) {
michael@0:       let url = event.target.getAttribute("url");
michael@0:       openUILink(url, event);
michael@0:       let index = this._tabsList.getIndexOfItem(event.target);
michael@0:       this._tabsList.removeItemAt(index);
michael@0:     }
michael@0:   }
michael@0: }
michael@0: