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	GUAC-605: Move client and tunnel creation into factories. Use scope watch on ID to handle connect/disconnect.
This commit is contained in:
		| @@ -0,0 +1,169 @@ | ||||
| /* | ||||
|  * 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 clients. | ||||
|  */ | ||||
| angular.module('client').factory('guacClientFactory', ['$rootScope', | ||||
|         function guacClientFactory($rootScope) { | ||||
|  | ||||
|     var service = {}; | ||||
|  | ||||
|     /** | ||||
|      * Returns a new Guacamole client instance which connects using the | ||||
|      * provided tunnel. | ||||
|      * | ||||
|      * @param {Guacamole.Tunnel} tunnel The tunnel to connect through. | ||||
|      * @returns {Guacamole.Client} A new Guacamole client instance. | ||||
|      */ | ||||
|     service.getInstance = function getClientInstance(tunnel) { | ||||
|  | ||||
|         // Instantiate client | ||||
|         var guac = new Guacamole.Client(tunnel); | ||||
|  | ||||
|         /* | ||||
|          * Fire guacClientStateChange events when client state changes. | ||||
|          */ | ||||
|         guac.onstatechange = function onClientStateChange(clientState) { | ||||
|  | ||||
|             switch (clientState) { | ||||
|  | ||||
|                 // Idle | ||||
|                 case 0: | ||||
|                     $rootScope.$broadcast('guacClientStateChange', guac, "idle"); | ||||
|                     break; | ||||
|  | ||||
|                 // Connecting | ||||
|                 case 1: | ||||
|                     $rootScope.$broadcast('guacClientStateChange', guac, "connecting"); | ||||
|                     break; | ||||
|  | ||||
|                 // Connected + waiting | ||||
|                 case 2: | ||||
|                     $rootScope.$broadcast('guacClientStateChange', guac, "waiting"); | ||||
|                     break; | ||||
|  | ||||
|                 // Connected | ||||
|                 case 3: | ||||
|                     $rootScope.$broadcast('guacClientStateChange', guac, "connected"); | ||||
|  | ||||
|                     // Update server clipboard with current data | ||||
|                     if ($rootScope.clipboard) | ||||
|                         guac.setClipboard($rootScope.clipboard); | ||||
|  | ||||
|                     break; | ||||
|  | ||||
|                 // Disconnecting / disconnected are handled by tunnel instead | ||||
|                 case 4: | ||||
|                 case 5: | ||||
|                     break; | ||||
|  | ||||
|             } | ||||
|         }; | ||||
|          | ||||
|         /* | ||||
|          * Fire guacClientName events when a new name is received. | ||||
|          */ | ||||
|         guac.onname = function onClientName(name) { | ||||
|             $rootScope.$broadcast('guacClientName', guac, name); | ||||
|         }; | ||||
|  | ||||
|         /* | ||||
|          * Disconnect and fire guacClientError when the client receives an | ||||
|          * error. | ||||
|          */ | ||||
|         guac.onerror = function onClientError(status) { | ||||
|  | ||||
|             // Disconnect, if connected | ||||
|             guac.disconnect(); | ||||
|              | ||||
|             $rootScope.$broadcast('guacClientError', guac, status.code); | ||||
|  | ||||
|         }; | ||||
|  | ||||
|         /* | ||||
|          * Fire guacClientClipboard events after new clipboard data is received. | ||||
|          */ | ||||
|         guac.onclipboard = function onClientClipboard(stream, mimetype) { | ||||
|  | ||||
|             // Only text/plain is supported for now | ||||
|             if (mimetype !== "text/plain") { | ||||
|                 stream.sendAck("Only text/plain supported", Guacamole.Status.Code.UNSUPPORTED); | ||||
|                 return; | ||||
|             } | ||||
|  | ||||
|             var reader = new Guacamole.StringReader(stream); | ||||
|             var data = ""; | ||||
|  | ||||
|             // Append any received data to buffer | ||||
|             reader.ontext = function clipboard_text_received(text) { | ||||
|                 data += text; | ||||
|                 stream.sendAck("Received", Guacamole.Status.Code.SUCCESS); | ||||
|             }; | ||||
|  | ||||
|             // Emit event when done | ||||
|             reader.onend = function clipboard_text_end() { | ||||
|                 $rootScope.$broadcast('guacClientClipboard', guac, data); | ||||
|             }; | ||||
|  | ||||
|         }; | ||||
|  | ||||
|         /* | ||||
|          * Fire guacFileStart, guacFileProgress, and guacFileEnd events during | ||||
|          * the receipt of files. | ||||
|          */ | ||||
|         guac.onfile = function onClientFile(stream, mimetype, filename) { | ||||
|  | ||||
|             // Begin file download | ||||
|             var guacFileStartEvent = $rootScope.$broadcast('guacFileStart', guac, stream.index, mimetype, filename); | ||||
|             if (!guacFileStartEvent.defaultPrevented) { | ||||
|  | ||||
|                 var blob_reader = new Guacamole.BlobReader(stream, mimetype); | ||||
|  | ||||
|                 // Update progress as data is received | ||||
|                 blob_reader.onprogress = function onprogress() { | ||||
|                     $rootScope.$broadcast('guacFileProgress', guac, stream.index, mimetype, filename); | ||||
|                     stream.sendAck("Received", Guacamole.Status.Code.SUCCESS); | ||||
|                 }; | ||||
|  | ||||
|                 // When complete, prompt for download | ||||
|                 blob_reader.onend = function onend() { | ||||
|                     $rootScope.$broadcast('guacFileEnd', guac, stream.index, mimetype, filename); | ||||
|                 }; | ||||
|  | ||||
|                 stream.sendAck("Ready", Guacamole.Status.Code.SUCCESS); | ||||
|                  | ||||
|             } | ||||
|              | ||||
|             // Respond with UNSUPPORTED if download (default action) canceled within event handler | ||||
|             else | ||||
|                 stream.sendAck("Download canceled", Guacamole.Status.Code.UNSUPPORTED); | ||||
|  | ||||
|         }; | ||||
|  | ||||
|         return guac; | ||||
|          | ||||
|     }; | ||||
|  | ||||
|     return service; | ||||
|  | ||||
| }]); | ||||
| @@ -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; | ||||
|  | ||||
| }]); | ||||
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