/*****************************************************************************/
-var cloudeebus = window.cloudeebus = {version: "0.3.1"};
+var cloudeebus = window.cloudeebus = {
+ version: "0.5.1",
+ minVersion: "0.3.2"
+};
cloudeebus.reset = function() {
cloudeebus.sessionBus = null;
};
+cloudeebus.versionCheck = function(version) {
+ var ver = version.split(".");
+ var min = cloudeebus.minVersion.split(".");
+ for (var i=0; i<ver.length; i++) {
+ if (Number(ver[i]) > Number(min[i]))
+ return true;
+ if (Number(ver[i]) < Number(min[i]))
+ return false;
+ }
+ return true;
+};
+
+
cloudeebus.connect = function(uri, manifest, successCB, errorCB) {
cloudeebus.reset();
cloudeebus.uri = uri;
function onCloudeebusVersionCheckCB(version) {
- if (cloudeebus.version == version) {
+ if (cloudeebus.versionCheck(version)) {
cloudeebus.log("Connected to " + cloudeebus.uri);
if (successCB)
successCB();
} else {
- var errorMsg = "Cloudeebus server version " + version + " and client version " + cloudeebus.version + " mismatch";
+ var errorMsg = "Cloudeebus server version " + version + " unsupported, need version " + cloudeebus.minVersion + " or superior";
cloudeebus.log(errorMsg);
if (errorCB)
errorCB(errorMsg);
if (manifest)
cloudeebus.wampSession.authreq(
manifest.name,
- {permissions: JSON.stringify(manifest.permissions)}
+ {permissions: manifest.permissions}
).then(onWAMPSessionChallengedCB, onWAMPSessionAuthErrorCB);
else
cloudeebus.wampSession.authreq().then(function() {
/*****************************************************************************/
+function _processWrappers(wrappers, value) {
+ for (var i=0; i<wrappers.length; i++)
+ wrappers[i](value);
+}
+
+
+function _processWrappersAsync(wrappers, value) {
+ var taskid = -1;
+ function processAsyncOnce() {
+ _processWrappers(wrappers, value);
+ clearInterval(taskid);
+ }
+ taskid = setInterval(processAsyncOnce, 200);
+}
+
+
+
+/*****************************************************************************/
+
+cloudeebus.PromiseResolver = function(promise) {
+ this.promise = promise;
+ this.resolved = null;
+ return this;
+};
+
+
+cloudeebus.PromiseResolver.prototype.resolve = function(value, sync) {
+ if (this.resolved)
+ return;
+
+ var then = (value && value.then && value.then.apply) ? value.then : null;
+ if (then) {
+ var self = this;
+ var fulfillCallback = function(arg) {
+ self.resolve(arg, true);
+ };
+ var rejectCallback = function(arg) {
+ self.reject(arg, true);
+ };
+ try {
+ then.apply(value, [fulfillCallback, rejectCallback]);
+ }
+ catch (e) {
+ this.reject(e, true);
+ }
+ }
+
+ this.fulfill(value, sync);
+};
+
+
+cloudeebus.PromiseResolver.prototype.fulfill = function(value, sync) {
+ if (this.resolved)
+ return;
+
+ var promise = this.promise;
+ promise.state = "fulfilled";
+ promise.result = value;
+
+ this.resolved = true;
+ if (sync)
+ _processWrappers(promise._fulfillWrappers, value);
+ else
+ _processWrappersAsync(promise._fulfillWrappers, value);
+};
+
+
+cloudeebus.PromiseResolver.prototype.reject = function(value, sync) {
+ if (this.resolved)
+ return;
+
+ var promise = this.promise;
+ promise.state = "rejected";
+ promise.result = value;
+
+ this.resolved = true;
+ if (sync)
+ _processWrappers(promise._rejectWrappers, value);
+ else
+ _processWrappersAsync(promise._rejectWrappers, value);
+};
+
+
+
+/*****************************************************************************/
+
+cloudeebus.Promise = function(init) {
+ this.state = "pending";
+ this.result = null;
+ this._fulfillWrappers = [];
+ this._rejectWrappers = [];
+ this.resolver = new cloudeebus.PromiseResolver(this);
+ if (init) {
+ try {
+ init.apply(this, [this.resolver]);
+ }
+ catch (e) {
+ this.resolver.reject(e, true);
+ }
+ }
+ return this;
+};
+
+
+cloudeebus.Promise.prototype.appendWrappers = function(fulfillWrapper, rejectWrapper) {
+ if (fulfillWrapper)
+ this._fulfillWrappers.push(fulfillWrapper);
+ if (rejectWrapper)
+ this._rejectWrappers.push(rejectWrapper);
+ if (this.state == "fulfilled")
+ _processWrappersAsync(this._fulfillWrappers, this.result);
+ if (this.state == "rejected")
+ _processWrappersAsync(this._rejectWrappers, this.result);
+};
+
+
+cloudeebus.Promise.prototype.then = function(fulfillCB, rejectCB) {
+ var promise = new cloudeebus.Promise();
+ var resolver = promise.resolver;
+ var fulfillWrapper, rejectWrapper;
+
+ if (fulfillCB)
+ fulfillWrapper = function(arg) {
+ try {
+ var value = fulfillCB.apply(promise, [arg]);
+ resolver.resolve(value, true);
+ }
+ catch (e) {
+ resolver.reject(e, true);
+ }
+ };
+ else
+ fulfillWrapper = function(arg) {
+ resolver.fulfill(arg, true);
+ };
+
+ if (rejectCB)
+ rejectWrapper = function(arg) {
+ try {
+ var value = rejectCB.apply(promise, [arg]);
+ resolver.resolve(value, true);
+ }
+ catch (e) {
+ resolver.reject(e, true);
+ }
+ };
+ else
+ rejectWrapper = function(arg) {
+ resolver.reject(arg, true);
+ };
+
+ this.appendWrappers(fulfillWrapper,rejectWrapper);
+ return promise;
+};
+
+
+cloudeebus.Promise.prototype["catch"] = function(rejectCB) {
+ return this.then(undefined,rejectCB);
+};
+
+
+cloudeebus.Promise.prototype.done = function(fulfillCB, rejectCB) {
+ this.appendWrappers(fulfillCB,rejectCB);
+};
+
+
+cloudeebus.Promise.resolve = function(value) {
+ var promise = new cloudeebus.Promise();
+ promise.resolver.resolve(value);
+ return promise;
+};
+
+
+cloudeebus.Promise.fulfill = function(value) {
+ var promise = new cloudeebus.Promise();
+ promise.resolver.fulfill(value);
+ return promise;
+};
+
+
+cloudeebus.Promise.reject = function(value) {
+ var promise = new cloudeebus.Promise();
+ promise.resolver.reject(value);
+ return promise;
+};
+
+
+cloudeebus.Promise.any = function() {
+ var promise = new cloudeebus.Promise();
+ var resolver = promise.resolver;
+ var fulfillCallback = function(arg) {
+ resolver.resolve(arg, true);
+ };
+ var rejectCallback = function(arg) {
+ resolver.reject(arg, true);
+ };
+ if (arguments.length == 0)
+ resolver.resolve(undefined, true);
+ else
+ for (i in arguments)
+ Promise.resolve(arguments[i]).appendWrappers(fulfillCallback,rejectCallback);
+ return promise;
+};
+
+
+cloudeebus.Promise.every = function() {
+ var promise = new cloudeebus.Promise();
+ var resolver = promise.resolver;
+ var index = 0;
+ var countdown = arguments.length;
+ var args = new Array(countdown);
+ var rejectCallback = function(arg) {
+ resolver.reject(arg, true);
+ };
+ if (arguments.length == 0)
+ resolver.resolve(undefined, true);
+ else
+ for (i in arguments) {
+ var fulfillCallback = function(arg) {
+ args[index] = arg;
+ countdown--;
+ if (countdown == 0)
+ resolver.resolve(args, true);
+ };
+ index++;
+ Promise.resolve(arguments[i]).appendWrappers(fulfillCallback,rejectCallback);
+ }
+
+ return promise;
+};
+
+
+cloudeebus.Promise.some = function() {
+ var promise = new cloudeebus.Promise();
+ var resolver = promise.resolver;
+ var index = 0;
+ var countdown = arguments.length;
+ var args = new Array(countdown);
+ var fulfillCallback = function(arg) {
+ resolver.resolve(arg, true);
+ };
+ if (arguments.length == 0)
+ resolver.resolve(undefined, true);
+ else
+ for (i in arguments) {
+ var rejectCallback = function(arg) {
+ args[index] = arg;
+ countdown--;
+ if (countdown == 0)
+ resolver.reject(args, true);
+ };
+ index++;
+ Promise.resolve(arguments[i]).appendWrappers(fulfillCallback,rejectCallback);
+ }
+
+ return promise;
+};
+
+
+
+/*****************************************************************************/
+
cloudeebus.ProxyObject = function(session, busConnection, busName, objectPath) {
this.wampSession = session;
this.busConnection = busConnection;
if (self.propInterfaces.length > 0)
self.callMethod("org.freedesktop.DBus.Properties",
"GetAll",
- [self.propInterfaces[self.propInterfaces.length-1]],
- getAllPropertiesSuccessCB,
+ [self.propInterfaces[self.propInterfaces.length-1]]).then(getAllPropertiesSuccessCB,
errorCB ? errorCB : getAllPropertiesNextInterfaceCB);
else {
self.propInterfaces = null;
while (ifChild) {
if (ifChild.nodeName == "method") {
var nArgs = 0;
+ var signature = "";
var metChild = ifChild.firstChild;
while (metChild) {
if (metChild.nodeName == "arg" &&
- metChild.attributes.getNamedItem("direction").value == "in")
+ metChild.attributes.getNamedItem("direction").value == "in") {
+ signature += metChild.attributes.getNamedItem("type").value;
nArgs++;
+ }
metChild = metChild.nextSibling;
}
var metName = ifChild.attributes.getNamedItem("name").value;
if (!self[metName])
- self._addMethod(ifName, metName, nArgs);
- self.interfaceProxies[ifName]._addMethod(ifName, metName, nArgs);
+ self._addMethod(ifName, metName, nArgs, signature);
+ self.interfaceProxies[ifName]._addMethod(ifName, metName, nArgs, signature);
}
else if (ifChild.nodeName == "property") {
if (!hasProperties)
if (supportDBusProperties && self.propInterfaces.length > 0) {
self.callMethod("org.freedesktop.DBus.Properties",
"GetAll",
- [self.propInterfaces[self.propInterfaces.length-1]],
- getAllPropertiesSuccessCB,
+ [self.propInterfaces[self.propInterfaces.length-1]]).then(getAllPropertiesSuccessCB,
errorCB ? errorCB : getAllPropertiesNextInterfaceCB);
}
else {
}
// call Introspect on self
- self.callMethod("org.freedesktop.DBus.Introspectable", "Introspect", [], introspectSuccessCB, errorCB);
+ self.callMethod("org.freedesktop.DBus.Introspectable", "Introspect", []).then(introspectSuccessCB, errorCB);
};
-cloudeebus.ProxyObject.prototype._addMethod = function(ifName, method, nArgs) {
+cloudeebus.ProxyObject.prototype._addMethod = function(ifName, method, nArgs, signature) {
var self = this;
self[method] = function() {
- if (arguments.length < nArgs || arguments.length > nArgs + 2)
- throw "Error: method " + method + " takes " + nArgs + " parameters, got " + arguments.length + ".";
var args = [];
- var successCB = null;
- var errorCB = null;
for (var i=0; i < nArgs; i++ )
args.push(arguments[i]);
- if (arguments.length > nArgs)
- successCB = arguments[nArgs];
- if (arguments.length > nArgs + 1)
- errorCB = arguments[nArgs + 1];
- self.callMethod(ifName, method, args, successCB, errorCB);
- };
-
+ return self.callMethod(ifName, method, args, signature);
+ };
};
-cloudeebus.ProxyObject.prototype.callMethod = function(ifName, method, args, successCB, errorCB) {
+cloudeebus.ProxyObject.prototype.callMethod = function(ifName, method, args, signature) {
- var self = this;
-
- function callMethodSuccessCB(str) {
- if (successCB) {
+ var self = this;
+
+ var promise = new cloudeebus.Promise(function (resolver) {
+ function callMethodSuccessCB(str) {
try { // calling dbus hook object function for un-translated types
- successCB.apply(self, eval(str));
+ var result = eval(str);
+ resolver.fulfill(result[0], true);
}
catch (e) {
cloudeebus.log("Method callback exception: " + e);
- if (errorCB)
- errorCB(e);
+ resolver.reject(e, true);
}
}
- }
- function callMethodErrorCB(error) {
- cloudeebus.log("Error calling method: " + method + " on object: " + self.objectPath + " : " + error.desc);
- if (errorCB)
- errorCB(error.desc);
- }
-
- var arglist = [
- self.busConnection.name,
- self.busName,
- self.objectPath,
- ifName,
- method,
- JSON.stringify(args)
- ];
+ function callMethodErrorCB(error) {
+ cloudeebus.log("Error calling method: " + method + " on object: " + self.objectPath + " : " + error.desc);
+ resolver.reject(error.desc, true);
+ }
- // call dbusSend with bus type, destination, object, message and arguments
- self.wampSession.call("dbusSend", arglist).then(callMethodSuccessCB, callMethodErrorCB);
+ var arglist = [
+ self.busConnection.name,
+ self.busName,
+ self.objectPath,
+ ifName,
+ method,
+ JSON.stringify(args)
+ ];
+
+ // call dbusSend with bus type, destination, object, message and arguments
+ self.wampSession.call("dbusSend", arglist).then(callMethodSuccessCB, callMethodErrorCB);
+ });
+
+ return promise;
};
-cloudeebus.ProxyObject.prototype.connectToSignal = function(ifName, signal, successCB, errorCB) {
+cloudeebus.ProxyObject.prototype.connectToSignal = function(ifName, signal, handlerCB, errorCB) {
var self = this;
function signalHandler(id, data) {
- if (successCB) {
+ if (handlerCB) {
try { // calling dbus hook object function for un-translated types
- successCB.apply(self, eval(data));
+ handlerCB.apply(self, eval(data));
}
catch (e) {
cloudeebus.log("Signal handler exception: " + e);