GUAC-605: Move client and tunnel creation into factories. Use scope watch on ID to handle connect/disconnect.

2025-09-09 14:41:21 +00:00 · 2014-11-14 11:46:06 -08:00
parent 660828da9d
commit 4863a8e96b
5 changed files with 302 additions and 231 deletions
--- a/guacamole/src/main/webapp/app/client/services/guacTunnelFactory.js
+++ b/guacamole/src/main/webapp/app/client/services/guacTunnelFactory.js
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2014 Glyptodon LLC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/**
+ * A service for creating Guacamole tunnels.
+ */
+angular.module('client').factory('guacTunnelFactory', ['$rootScope', '$window',
+        function guacTunnelFactory($rootScope, $window) {
+
+    var service = {};
+
+    /**
+     * Returns a new Guacamole tunnel instance, using an implementation that is
+     * supported by the web browser.
+     *
+     * @returns {Guacamole.Tunnel} A new Guacamole tunnel instance.
+     */
+    service.getInstance = function getTunnelInstance() {
+
+        var tunnel;
+        
+        // If WebSocket available, try to use it.
+        if ($window.WebSocket)
+            tunnel = new Guacamole.ChainedTunnel(
+                new Guacamole.WebSocketTunnel('websocket-tunnel'),
+                new Guacamole.HTTPTunnel('tunnel')
+            );
+        
+        // If no WebSocket, then use HTTP.
+        else
+            tunnel = new Guacamole.HTTPTunnel('tunnel');
+        
+        // Fire events for tunnel errors
+        tunnel.onerror = function onTunnelError(status) {
+            $rootScope.$broadcast('guacTunnelError', tunnel, status.code);
+        };
+        
+        // Fire events for tunnel state changes
+        tunnel.onstatechange = function onTunnelStateChange(state) {
+            
+            switch (state) {
+                
+                case Guacamole.Tunnel.State.CONNECTING:
+                    $rootScope.$broadcast('guacTunnelStateChange', tunnel, 'connecting');
+                    break;
+                
+                case Guacamole.Tunnel.State.OPEN:
+                    $rootScope.$broadcast('guacTunnelStateChange', tunnel, 'open');
+                    break;
+                
+                case Guacamole.Tunnel.State.CLOSED:
+                    $rootScope.$broadcast('guacTunnelStateChange', tunnel, 'closed');
+                    break;
+                
+            }
+            
+        };
+        
+        return tunnel;
+        
+    };
+
+    return service;
+
+}]);