1 /******************************************************************************
2 * Copyright 2012 - 2013 Intel Corporation.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 *****************************************************************************/
19 /*****************************************************************************/
21 var dbus = { // hook object for dbus types not translated by python-json
22 Double: function(value, level) {
29 /*****************************************************************************/
31 var cloudeebus = window.cloudeebus = {
36 cloudeebus.reset = function() {
37 cloudeebus.sessionBus = null;
38 cloudeebus.systemBus = null;
39 cloudeebus.wampSession = null;
40 cloudeebus.uri = null;
44 cloudeebus.log = function(msg) {
47 cloudeebus.getError = function(error) {
48 if (error.desc && error.uri)
49 return error.desc + " : " + error.uri; // Python exception (cloudeebus.py)
54 if (error.name && error.message)
55 return error.name + " : " + error.message; // Javascript exception
60 return error; // Autobahn error
63 cloudeebus.versionCheck = function(version) {
64 var ver = version.split(".");
65 var min = cloudeebus.minVersion.split(".");
66 for (var i=0; i<ver.length; i++) {
67 if (Number(ver[i]) > Number(min[i]))
69 if (Number(ver[i]) < Number(min[i]))
76 cloudeebus.connect = function(uri, manifest, successCB, errorCB) {
80 function onCloudeebusVersionCheckCB(version) {
81 if (cloudeebus.versionCheck(version)) {
82 cloudeebus.log("Connected to " + cloudeebus.uri);
86 var errorMsg = "Cloudeebus server version " + version + " unsupported, need version " + cloudeebus.minVersion + " or superior";
87 cloudeebus.log(errorMsg);
93 function onWAMPSessionAuthErrorCB(error) {
94 var errorStr = cloudeebus.getError(error);
95 cloudeebus.log("Authentication error: " + errorStr);
100 function onWAMPSessionAuthenticatedCB(permissions) {
101 cloudeebus.sessionBus = new cloudeebus.BusConnection("session", cloudeebus.wampSession);
102 cloudeebus.systemBus = new cloudeebus.BusConnection("system", cloudeebus.wampSession);
103 cloudeebus.wampSession.call("getVersion").then(onCloudeebusVersionCheckCB, errorCB);
106 function onWAMPSessionChallengedCB(challenge) {
107 var signature = cloudeebus.wampSession.authsign(challenge, manifest.key);
108 cloudeebus.wampSession.auth(signature).then(onWAMPSessionAuthenticatedCB, onWAMPSessionAuthErrorCB);
111 function onWAMPSessionConnectedCB(session) {
112 cloudeebus.wampSession = session;
114 cloudeebus.wampSession.authreq(
116 {permissions: manifest.permissions,
117 services: manifest.services}
118 ).then(onWAMPSessionChallengedCB, onWAMPSessionAuthErrorCB);
120 cloudeebus.wampSession.authreq().then(function() {
121 cloudeebus.wampSession.auth().then(onWAMPSessionAuthenticatedCB, onWAMPSessionAuthErrorCB);
122 }, onWAMPSessionAuthErrorCB);
125 function onWAMPSessionErrorCB(code, reason) {
126 if (code == ab.CONNECTION_UNSUPPORTED) {
127 cloudeebus.log("Browser is not supported");
130 cloudeebus.log("Failed to open session, code = " + code + ", reason = " + reason);
136 return ab.connect(cloudeebus.uri, onWAMPSessionConnectedCB, onWAMPSessionErrorCB);
140 cloudeebus.SessionBus = function() {
141 return cloudeebus.sessionBus;
145 cloudeebus.SystemBus = function() {
146 return cloudeebus.systemBus;
151 /*****************************************************************************/
153 cloudeebus.BusConnection = function(name, session) {
155 this.wampSession = session;
160 cloudeebus.BusConnection.prototype.getObject = function(busName, objectPath, introspectCB, errorCB) {
161 var proxy = new cloudeebus.ProxyObject(this.wampSession, this, busName, objectPath);
163 proxy._introspect(introspectCB, errorCB);
168 cloudeebus.BusConnection.prototype.addService = function(serviceName) {
171 var promise = new cloudeebus.Promise(function (resolver) {
172 var cloudeebusService = new cloudeebus.Service(self.wampSession, self, serviceName);
174 function ServiceAddedSuccessCB(serviceName) {
175 cloudeebusService.isCreated = true;
176 resolver.fulfill(cloudeebusService, true);
179 function ServiceAddedErrorCB(error) {
180 var errorStr = cloudeebus.getError(error);
181 cloudeebus.log("Error adding service method: " + self.name + ", error: " + errorStr);
182 resolver.reject(errorStr, true);
190 // call dbusSend with bus type, destination, object, message and arguments
191 self.wampSession.call("serviceAdd", arglist).then(ServiceAddedSuccessCB, ServiceAddedErrorCB);
199 /******************************************************************************
200 * Copyright 2012 - 2013 Intel Corporation.
202 * Licensed under the Apache License, Version 2.0 (the "License");
203 * you may not use this file except in compliance with the License.
204 * You may obtain a copy of the License at
206 * http://www.apache.org/licenses/LICENSE-2.0
208 * Unless required by applicable law or agreed to in writing, software
209 * distributed under the License is distributed on an "AS IS" BASIS,
210 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
211 * See the License for the specific language governing permissions and
212 * limitations under the License.
213 *****************************************************************************/
217 /*****************************************************************************/
219 cloudeebus.Agent = function(objectPath, handler, xml) {
221 this.objectPath = objectPath;
222 this.handler = handler;
227 cloudeebus.Service = function(session, busConnection, name) {
228 this.wampSession = session;
229 this.busConnection = busConnection;
232 this.isCreated = false;
237 cloudeebus.Service.prototype.remove = function() {
240 var promise = new cloudeebus.Promise(function (resolver) {
241 function ServiceRemovedSuccessCB(serviceName) {
242 resolver.fulfill(serviceName, true);
245 function ServiceRemovedErrorCB(error) {
246 var errorStr = cloudeebus.getError(error);
247 resolver.reject(errorStr, true);
254 // call dbusSend with bus type, destination, object, message and arguments
255 self.wampSession.call("serviceRelease", arglist).then(ServiceRemovedSuccessCB, ServiceRemovedErrorCB);
262 cloudeebus.Service.prototype._searchMethod = function(ifName, method, objectJS) {
264 var funcToCall = null;
266 // Check if 'objectJS' has a member 'interfaceProxies' with an interface named 'ifName'
267 // and a method named 'method'
268 if (objectJS.interfaceProxies && objectJS.interfaceProxies[ifName] &&
269 objectJS.interfaceProxies[ifName][method]) {
270 funcToCall = objectJS.interfaceProxies[ifName][method];
272 // retrieve the method directly from 'root' of objectJs
273 funcToCall = objectJS[method];
280 cloudeebus.Service.prototype._addMethod = function(ifName, method, agent) {
283 var methodId = this.name + "#" + agent.objectPath + "#" + ifName + "#" + method;
284 var funcToCall = this._searchMethod(ifName, method, agent.handler);
286 if (funcToCall == null)
287 cloudeebus.log("Method " + method + " doesn't exist in Javascript object");
289 agent.handler.wrapperFunc[method] = function() {
291 var methodId = arguments[0];
293 // affectation of callDict in eval, otherwise dictionary(='{}') interpreted as block of code by eval
294 eval("callDict = " + arguments[1]);
296 result = funcToCall.apply(agent.handler, callDict.args);
297 service._returnMethod(methodId, callDict.callIndex, true, result);
300 var errorStr = cloudeebus.getError(e);
301 cloudeebus.log("Method " + ifName + "." + method + " call on " + agent.objectPath + " exception: " + errorStr);
302 service._returnMethod(methodId, callDict.callIndex, false, errorStr);
305 agent.handler.methodId[agent.objectPath].push(methodId);
306 this.wampSession.subscribe(methodId, agent.handler.wrapperFunc[method]);
311 cloudeebus.Service.prototype._addSignal = function(ifName, signal, agent) {
314 if (agent.handler[signal])
315 cloudeebus.log("Signal '" + signal + "' emitter already implemented");
317 agent.handler[signal] = function() {
319 for (var i=0; i < arguments.length; i++ )
320 args.push(arguments[i]);
321 service._emitSignal(agent.objectPath, signal, args);
327 cloudeebus.Service.prototype._createWrapper = function(agent) {
329 var parser = new DOMParser();
330 var xmlDoc = parser.parseFromString(agent.xml, "text/xml");
331 var ifXml = xmlDoc.getElementsByTagName("interface");
332 agent.handler.wrapperFunc = {};
333 agent.handler.methodId = {};
334 agent.handler.methodId[agent.objectPath] = [];
335 for (var i=0; i < ifXml.length; i++) {
336 var ifName = ifXml[i].attributes.getNamedItem("name").value;
337 var ifChild = ifXml[i].firstChild;
339 if (ifChild.nodeName == "method") {
340 var metName = ifChild.attributes.getNamedItem("name").value;
341 self._addMethod(ifName, metName, agent);
343 if (ifChild.nodeName == "signal") {
344 var metName = ifChild.attributes.getNamedItem("name").value;
345 self._addSignal(ifName, metName, agent);
347 ifChild = ifChild.nextSibling;
353 cloudeebus.Service.prototype.addAgent = function(agent) {
356 var promise = new cloudeebus.Promise(function (resolver) {
357 function ServiceAddAgentSuccessCB(objPath) {
358 self.agents.push(agent);
360 self._createWrapper(agent);
363 var errorStr = cloudeebus.getError(e);
364 cloudeebus.log("Exception creating agent wrapper " + agent.objectPath + " : " + errorStr);
365 resolver.reject(errorStr, true);
368 resolver.fulfill(objPath, true);
371 function ServiceAddAgenterrorCB(error) {
372 var errorStr = cloudeebus.getError(error);
373 cloudeebus.log("Error adding agent : " + agent.objectPath + ", error: " + errorStr);
374 resolver.reject(errorStr, true);
383 // call dbusSend with bus type, destination, object, message and arguments
384 self.wampSession.call("serviceAddAgent", arglist).then(ServiceAddAgentSuccessCB, ServiceAddAgenterrorCB);
391 cloudeebus.Service.prototype._deleteWrapper = function(agent) {
392 var objJs = agent.handler;
393 if (objJs.methodId[agent.objectPath]) {
394 while (objJs.methodId[agent.objectPath].length) {
396 this.wampSession.unsubscribe( objJs.methodId[agent.objectPath].pop() );
399 cloudeebus.log("Unsubscribe error: " + cloudeebus.getError(e));
402 objJs.methodId[agent.objectPath] = null;
407 cloudeebus.Service.prototype.removeAgent = function(rmAgent) {
410 var promise = new cloudeebus.Promise(function (resolver) {
411 function ServiceRemoveAgentSuccessCB(objectPath) {
412 // Searching agent in list
413 for (var idx in self.agents)
414 if (self.agents[idx].objectPath == objectPath) {
415 agent = self.agents[idx];
419 self.agents.splice(idx, 1);
420 self._deleteWrapper(agent);
421 resolver.fulfill(agent, true);
424 function ServiceRemoveAgentErrorCB(error) {
425 var errorStr = cloudeebus.getError(error);
426 cloudeebus.log("Error removing agent : " + rmAgent.objectPath + ", error: " + errorStr);
427 resolver.reject(errorStr, true);
434 // call dbusSend with bus type, destination, object, message and arguments
435 self.wampSession.call("serviceDelAgent", arglist).then(ServiceRemoveAgentSuccessCB, ServiceRemoveAgentErrorCB);
442 cloudeebus.Service.prototype._returnMethod = function(methodId, callIndex, success, result, successCB, errorCB) {
450 this.wampSession.call("returnMethod", arglist).then(successCB, errorCB);
454 cloudeebus.Service.prototype._emitSignal = function(objectPath, signalName, args, successCB, errorCB) {
461 this.wampSession.call("emitSignal", arglist).then(successCB, errorCB);
466 /******************************************************************************
467 * Copyright 2012 - 2013 Intel Corporation.
469 * Licensed under the Apache License, Version 2.0 (the "License");
470 * you may not use this file except in compliance with the License.
471 * You may obtain a copy of the License at
473 * http://www.apache.org/licenses/LICENSE-2.0
475 * Unless required by applicable law or agreed to in writing, software
476 * distributed under the License is distributed on an "AS IS" BASIS,
477 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
478 * See the License for the specific language governing permissions and
479 * limitations under the License.
480 *****************************************************************************/
484 /*****************************************************************************/
486 function _processWrappers(wrappers, value) {
487 for (var i=0; i<wrappers.length; i++)
492 function _processWrappersAsync(wrappers, value) {
494 function processAsyncOnce() {
495 if (!wrappers.processed)
496 _processWrappers(wrappers, value);
497 clearInterval(taskid);
498 wrappers.processed = true;
500 taskid = setInterval(processAsyncOnce, 200);
505 /*****************************************************************************/
507 cloudeebus.PromiseResolver = function(promise) {
508 this.promise = promise;
509 this.resolved = null;
514 cloudeebus.PromiseResolver.prototype.resolve = function(value, sync) {
518 var then = (value && value.then && value.then.apply) ? value.then : null;
521 var fulfillCallback = function(arg) {
522 self.resolve(arg, true);
524 var rejectCallback = function(arg) {
525 self.reject(arg, true);
528 then.apply(value, [fulfillCallback, rejectCallback]);
531 this.reject(cloudeebus.getError(e), true);
535 this.fulfill(value, sync);
539 cloudeebus.PromiseResolver.prototype.fulfill = function(value, sync) {
543 var promise = this.promise;
544 promise.state = "fulfilled";
545 promise.result = value;
547 this.resolved = true;
549 _processWrappers(promise._fulfillWrappers, value);
551 _processWrappersAsync(promise._fulfillWrappers, value);
555 cloudeebus.PromiseResolver.prototype.reject = function(value, sync) {
559 var promise = this.promise;
560 promise.state = "rejected";
561 promise.result = value;
563 this.resolved = true;
565 _processWrappers(promise._rejectWrappers, value);
567 _processWrappersAsync(promise._rejectWrappers, value);
572 /*****************************************************************************/
574 cloudeebus.Promise = function(init) {
575 this.state = "pending";
577 this._fulfillWrappers = [];
578 this._rejectWrappers = [];
579 this.resolver = new cloudeebus.PromiseResolver(this);
582 init.apply(this, [this.resolver]);
585 this.resolver.reject(cloudeebus.getError(e), true);
592 cloudeebus.Promise.prototype.appendWrappers = function(fulfillWrapper, rejectWrapper) {
594 this._fulfillWrappers.push(fulfillWrapper);
596 this._rejectWrappers.push(rejectWrapper);
597 if (this.state == "fulfilled")
598 _processWrappersAsync(this._fulfillWrappers, this.result);
599 if (this.state == "rejected")
600 _processWrappersAsync(this._rejectWrappers, this.result);
604 cloudeebus.Promise.prototype.then = function(fulfillCB, rejectCB) {
605 var promise = new cloudeebus.Promise();
606 var resolver = promise.resolver;
607 var fulfillWrapper, rejectWrapper;
610 fulfillWrapper = function(arg) {
612 var value = fulfillCB.apply(promise, [arg]);
613 resolver.resolve(value, true);
616 resolver.reject(cloudeebus.getError(e), true);
620 fulfillWrapper = function(arg) {
621 resolver.fulfill(arg, true);
625 rejectWrapper = function(arg) {
627 var value = rejectCB.apply(promise, [arg]);
628 resolver.resolve(value, true);
631 resolver.reject(cloudeebus.getError(e), true);
635 rejectWrapper = function(arg) {
636 resolver.reject(arg, true);
639 this.appendWrappers(fulfillWrapper,rejectWrapper);
644 cloudeebus.Promise.prototype["catch"] = function(rejectCB) {
645 return this.then(undefined,rejectCB);
649 cloudeebus.Promise.prototype.done = function(fulfillCB, rejectCB) {
650 this.appendWrappers(fulfillCB,rejectCB);
654 cloudeebus.Promise.resolve = function(value) {
655 var promise = new cloudeebus.Promise();
656 promise.resolver.resolve(value);
661 cloudeebus.Promise.fulfill = function(value) {
662 var promise = new cloudeebus.Promise();
663 promise.resolver.fulfill(value);
668 cloudeebus.Promise.reject = function(value) {
669 var promise = new cloudeebus.Promise();
670 promise.resolver.reject(value);
675 cloudeebus.Promise.any = function() {
676 var promise = new cloudeebus.Promise();
677 var resolver = promise.resolver;
678 var fulfillCallback = function(arg) {
679 resolver.resolve(arg, true);
681 var rejectCallback = function(arg) {
682 resolver.reject(arg, true);
684 if (arguments.length == 0)
685 resolver.resolve(undefined, true);
688 cloudeebus.Promise.resolve(arguments[i]).appendWrappers(fulfillCallback,rejectCallback);
693 cloudeebus.Promise.every = function() {
694 var promise = new cloudeebus.Promise();
695 var resolver = promise.resolver;
697 var countdown = arguments.length;
698 var args = new Array(countdown);
699 var rejectCallback = function(arg) {
700 resolver.reject(arg, true);
702 if (arguments.length == 0)
703 resolver.resolve(undefined, true);
705 for (i in arguments) {
706 var fulfillCallback = function(arg) {
710 resolver.resolve(args, true);
713 cloudeebus.Promise.resolve(arguments[i]).appendWrappers(fulfillCallback,rejectCallback);
720 cloudeebus.Promise.some = function() {
721 var promise = new cloudeebus.Promise();
722 var resolver = promise.resolver;
724 var countdown = arguments.length;
725 var args = new Array(countdown);
726 var fulfillCallback = function(arg) {
727 resolver.resolve(arg, true);
729 if (arguments.length == 0)
730 resolver.resolve(undefined, true);
732 for (i in arguments) {
733 var rejectCallback = function(arg) {
737 resolver.reject(args, true);
740 cloudeebus.Promise.resolve(arguments[i]).appendWrappers(fulfillCallback,rejectCallback);
748 /******************************************************************************
749 * Copyright 2012 - 2013 Intel Corporation.
751 * Licensed under the Apache License, Version 2.0 (the "License");
752 * you may not use this file except in compliance with the License.
753 * You may obtain a copy of the License at
755 * http://www.apache.org/licenses/LICENSE-2.0
757 * Unless required by applicable law or agreed to in writing, software
758 * distributed under the License is distributed on an "AS IS" BASIS,
759 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
760 * See the License for the specific language governing permissions and
761 * limitations under the License.
762 *****************************************************************************/
766 /*****************************************************************************/
768 cloudeebus.ProxyObject = function(session, busConnection, busName, objectPath) {
769 this.wampSession = session;
770 this.busConnection = busConnection;
771 this.busName = busName;
772 this.objectPath = objectPath;
773 this.interfaceProxies = {};
774 this.childNodeNames = [];
779 cloudeebus.ProxyObject.prototype.getInterface = function(ifName) {
780 return this.interfaceProxies[ifName];
784 cloudeebus.ProxyObject.prototype._introspect = function(successCB, errorCB) {
788 function getAllPropertiesSuccessCB(props) {
789 var ifProxy = self.interfaceProxies[self.propInterfaces[self.propInterfaces.length-1]];
790 for (var prop in props)
791 ifProxy[prop] = self[prop] = props[prop];
792 getAllPropertiesNextInterfaceCB();
795 function getAllPropertiesNextInterfaceCB() {
796 self.propInterfaces.pop();
797 if (self.propInterfaces.length > 0)
798 self.callMethod("org.freedesktop.DBus.Properties",
800 [self.propInterfaces[self.propInterfaces.length-1]]).then(getAllPropertiesSuccessCB,
801 errorCB ? errorCB : getAllPropertiesNextInterfaceCB);
803 self.propInterfaces = null;
809 function introspectSuccessCB(str) {
810 var parser = new DOMParser();
811 var xmlDoc = parser.parseFromString(str, "text/xml");
812 var nodes = xmlDoc.getElementsByTagName("node");
813 // first node is the parent/head node
814 for(var i=1; i < nodes.length; i++)
815 self.childNodeNames.push(nodes[i].getAttribute("name"));
816 var interfaces = xmlDoc.getElementsByTagName("interface");
817 self.propInterfaces = [];
818 var supportDBusProperties = false;
819 for (var i=0; i < interfaces.length; i++) {
820 var ifName = interfaces[i].attributes.getNamedItem("name").value;
821 self.interfaceProxies[ifName] = new cloudeebus.ProxyObject(self.wampSession, self.busConnection, self.busName, self.objectPath);
822 if (ifName == "org.freedesktop.DBus.Properties")
823 supportDBusProperties = true;
824 var hasProperties = false;
825 var ifChild = interfaces[i].firstChild;
827 if (ifChild.nodeName == "method") {
830 var metChild = ifChild.firstChild;
832 if (metChild.nodeName == "arg" &&
833 metChild.attributes.getNamedItem("direction").value == "in") {
834 signature += metChild.attributes.getNamedItem("type").value;
837 metChild = metChild.nextSibling;
839 var metName = ifChild.attributes.getNamedItem("name").value;
841 self._addMethod(ifName, metName, nArgs, signature);
842 self.interfaceProxies[ifName]._addMethod(ifName, metName, nArgs, signature);
844 else if (ifChild.nodeName == "property") {
846 self.propInterfaces.push(ifName);
847 hasProperties = true;
849 ifChild = ifChild.nextSibling;
852 if (supportDBusProperties && self.propInterfaces.length > 0) {
853 self.callMethod("org.freedesktop.DBus.Properties",
855 [self.propInterfaces[self.propInterfaces.length-1]]).then(getAllPropertiesSuccessCB,
856 errorCB ? errorCB : getAllPropertiesNextInterfaceCB);
859 self.propInterfaces = null;
865 // call Introspect on self
866 self.callMethod("org.freedesktop.DBus.Introspectable", "Introspect", []).then(introspectSuccessCB, errorCB);
870 cloudeebus.ProxyObject.prototype._addMethod = function(ifName, method, nArgs, signature) {
874 self[method] = function() {
876 for (var i=0; i < nArgs; i++ )
877 args.push(arguments[i]);
878 return self.callMethod(ifName, method, args, signature);
883 cloudeebus.ProxyObject.prototype.callMethod = function(ifName, method, args, signature) {
887 var promise = new cloudeebus.Promise(function (resolver) {
888 function callMethodSuccessCB(str) {
889 try { // calling dbus hook object function for un-translated types
890 var result = eval(str);
891 resolver.fulfill(result[0], true);
894 var errorStr = cloudeebus.getError(e);
895 cloudeebus.log("Method callback exception: " + errorStr);
896 resolver.reject(errorStr, true);
900 function callMethodErrorCB(error) {
901 var errorStr = cloudeebus.getError(error);
902 cloudeebus.log("Error calling method: " + method + " on object: " + self.objectPath + " : " + errorStr);
903 resolver.reject(errorStr, true);
907 self.busConnection.name,
915 // call dbusSend with bus type, destination, object, message and arguments
916 self.wampSession.call("dbusSend", arglist).then(callMethodSuccessCB, callMethodErrorCB);
923 cloudeebus.ProxyObject.prototype.connectToSignal = function(ifName, signal, handlerCB, errorCB) {
927 function signalHandler(id, data) {
929 try { // calling dbus hook object function for un-translated types
930 handlerCB.apply(self, eval(data));
933 var errorStr = cloudeebus.getError(e);
934 cloudeebus.log("Signal handler exception: " + errorStr);
941 function connectToSignalSuccessCB(str) {
943 self.wampSession.subscribe(str, signalHandler);
946 cloudeebus.log("Subscribe error: " + cloudeebus.getError(e));
950 function connectToSignalErrorCB(error) {
951 var errorStr = cloudeebus.getError(error);
952 cloudeebus.log("Error connecting to signal: " + signal + " on object: " + self.objectPath + " : " + errorStr);
958 self.busConnection.name,
965 // call dbusSend with bus type, destination, object, message and arguments
966 self.wampSession.call("dbusRegister", arglist).then(connectToSignalSuccessCB, connectToSignalErrorCB);
970 cloudeebus.ProxyObject.prototype.disconnectSignal = function(ifName, signal) {
972 this.wampSession.unsubscribe(this.busConnection.name + "#" + this.busName + "#" + this.objectPath + "#" + ifName + "#" + signal);
975 cloudeebus.log("Unsubscribe error: " + cloudeebus.getError(e));