private void eventHandler(Object sender, EventArgs e, String eventName, String handle, WebBrowser browser)
{
TiResponse response = new TiResponse();
response["_hnd"] = handle;
response["type"] = eventName;
string senderHandle = "";
bool senderExists = InstanceRegistry.containsInstance(sender);
if (senderExists)
{
senderHandle = InstanceRegistry.getInstanceHandleByValue(sender);
}
else
{
senderHandle = InstanceRegistry.createHandle(sender);
}
response["sender"] = senderHandle;
string eventArgsHandle = "";
bool eventArgsExists = InstanceRegistry.containsInstance(e);
if (eventArgsExists)
{
eventArgsHandle = InstanceRegistry.getInstanceHandleByValue(e);
}
else
{
eventArgsHandle = InstanceRegistry.createHandle(e);
}
response["eventArgs"] = eventArgsHandle;
response["error"] = null;
if (e.GetType() == typeof(ErrorEventArgs))
{
response["error"] = ((ErrorEventArgs)e).error;
}
browser.InvokeScript("execScript", new string[] { "tiwp8.fireEvent(" + JsonConvert.SerializeObject(response, Formatting.None) + ")" });
if (!senderExists)
{
InstanceRegistry.removeInstance(senderHandle);
}
if (!eventArgsExists)
{
InstanceRegistry.removeInstance(eventArgsHandle);
}
}
public async void run(object instance, MethodInfo methodInfo, object[] fnArguments)
{
SynchronizationContext ctx = SynchronizationContext.Current;
if (!methodInfo.ReturnType.GetInterfaces().Contains(typeof(IAsyncInfo)))
{
// this should be easy, just run it as if it was synchronous
var result = methodInfo.Invoke(instance, fnArguments);
InvokeAsyncEventArgs eventArgs = new InvokeAsyncEventArgs();
if (methodInfo.ReturnType == typeof(void))
{
eventArgs.primitiveValue = null;
}
else
{
Type type = result.GetType();
if (type.IsPrimitive || type == typeof(string) || type == typeof(decimal))
{
eventArgs.primitiveValue = result;
}
else if (InstanceRegistry.containsInstance(result))
{
eventArgs.handle = InstanceRegistry.getInstanceHandleByValue(result);
}
else
{
string handle = InstanceRegistry.createHandle(result);
eventArgs.handle = handle;
}
}
this.OnComplete(eventArgs);
return;
}
MethodInfo castMethod = Type.GetType("TitaniumApp.TiRequestHandlers.AsyncAwaiter").GetMethod("awaitTask");
castMethod = castMethod.MakeGenericMethod(methodInfo.ReturnType.GenericTypeArguments[0]);
InvokeAsync _this = this;
Task.Run(() => {
var comObject = methodInfo.Invoke(instance, fnArguments);
Task <object> obj = (Task <object>)castMethod.Invoke(null, new object[] { comObject });
obj.Wait();
var result = obj.Result;
InvokeAsyncEventArgs eventArgs = new InvokeAsyncEventArgs();
if (methodInfo.ReturnType == typeof(void))
{
eventArgs.primitiveValue = null;
}
else
{
Type type = result.GetType();
if (type.IsPrimitive || type == typeof(string) || type == typeof(decimal))
{
eventArgs.primitiveValue = result;
}
else if (InstanceRegistry.containsInstance(result))
{
eventArgs.handle = InstanceRegistry.getInstanceHandleByValue(result);
}
else
{
string handle = InstanceRegistry.createHandle(result);
eventArgs.handle = handle;
}
}
ctx.Post(args => {
_this.OnComplete((InvokeAsyncEventArgs)args);
}, eventArgs);
});
}
private TiResponse invokeStaticAsync(TiRequestParams data)
{
if (!data.ContainsKey("className"))
{
throw new ReflectionException("\"invokeStatic\" request missing \"className\" param");
}
string className = (string)data["className"];
var classType = InstanceRegistry.lookupType(className);
if (classType == null)
{
throw new ReflectionException("\"invokeStatic\" request invalid classname \"" + className + "\"");
}
if (!data.ContainsKey("method"))
{
throw new ReflectionException("\"invokeStatic\" request missing \"method\" param");
}
if (!data.ContainsKey("args"))
{
throw new ReflectionException("\"invokeStatic\" request missing \"args\" param");
}
JArray args = (JArray)data["args"];
if (args.Count % 2 != 0)
{
throw new ReflectionException("\"invokeStatic\" request arguments must contain an even number of type-values");
}
// create the argument types array
Type[] fnArgumentTypes = new Type[args.Count / 2];
for (int i = 0, j = 0; i < args.Count; i += 2, j++)
{
fnArgumentTypes[j] = InstanceRegistry.lookupType((string)args[i]);
}
// get the method info
MethodInfo methodInfo = classType.GetMethod((string)data["method"], fnArgumentTypes);
// create the argument values array
object[] fnArguments = new object[args.Count / 2];
for (int i = 1, j = 0; i < args.Count; i += 2, j++)
{
JObject arg = (JObject)args[i];
if (arg["valueHnd"] != null)
{
fnArguments[j] = InstanceRegistry.getInstance((string)arg["valueHnd"]);
}
else if (fnArgumentTypes[j] == typeof(Uri))
{
fnArguments[j] = new Uri((string)arg["valuePrimitive"], UriKind.RelativeOrAbsolute);
}
else
{
fnArguments[j] = ((JValue)arg["valuePrimitive"]).Value;
}
if (fnArguments[j] != null)
{
IConvertible convertible = fnArguments[j] as IConvertible;
if (convertible != null)
{
fnArguments[j] = Convert.ChangeType(fnArguments[j], fnArgumentTypes[j]);
}
}
}
TiResponse response = new TiResponse();
InvokeAsync ia = new InvokeAsync();
response["handle"] = InstanceRegistry.createHandle(ia);
ia.run(null, methodInfo, fnArguments);
return(response);
}
private TiResponse createInstance(TiRequestParams data)
{
if (!data.ContainsKey("className"))
{
throw new ReflectionException("\"createInstance\" request missing \"className\" param");
}
string className = (string)data["className"];
var classType = InstanceRegistry.lookupType(className);
if (classType == null)
{
throw new ReflectionException("\"createInstance\" request invalid classname \"" + classType + "\"");
}
if (!data.ContainsKey("args"))
{
throw new ReflectionException("\"createInstance\" request missing \"args\" param");
}
JArray args = (JArray)data["args"];
if (args.Count % 2 != 0)
{
throw new ReflectionException("\"createInstance\" request arguments must contain an even number of type-values");
}
// create the argument types array
Type[] ctorArgumentTypes = new Type[args.Count / 2];
for (int i = 0, j = 0; i < args.Count; i += 2, j++)
{
ctorArgumentTypes[j] = InstanceRegistry.lookupType((string)args[i]);
}
// create the argument values array
object[] ctorArguments = new object[args.Count / 2];
for (int i = 1, j = 0; i < args.Count; i += 2, j++)
{
JObject arg = (JObject)args[i];
if (arg["valueHnd"] != null)
{
ctorArguments[j] = InstanceRegistry.getInstance((string)arg["valueHnd"]);
}
else if (ctorArgumentTypes[j] == typeof(Uri))
{
ctorArguments[j] = new Uri((string)arg["valuePrimitive"], UriKind.RelativeOrAbsolute);
}
else
{
ctorArguments[j] = ((JValue)arg["valuePrimitive"]).Value;
}
if (ctorArguments[j] != null)
{
ctorArguments[j] = Convert.ChangeType(ctorArguments[j], ctorArgumentTypes[j]);
}
}
// Invoke the constructor and return the result
var instance = classType.GetConstructor(ctorArgumentTypes).Invoke(ctorArguments);
TiResponse response = new TiResponse();
response["handle"] = InstanceRegistry.createHandle(instance);
return(response);
}
public TiResponse process(TiRequestParams data)
{
if (!data.ContainsKey("url"))
{
throw new DownloadException("Request missing 'url' param");
}
string url = (string)data["url"];
if (!url.StartsWith("http://") && !url.StartsWith("https://"))
{
throw new DownloadException("'url' param must start with 'http://' or 'https://'");
}
string saveTo = "";
int p;
if (data.ContainsKey("saveTo"))
{
saveTo = (string)data["saveTo"];
}
else
{
// try to determine the filename based on the URL
p = url.LastIndexOf('/');
if (p > 8 && p != -1) // make sure the last / is after the ://
{
saveTo = url.Substring(p + 1);
}
else
{
throw new DownloadException("Request missing 'saveTo' param");
}
}
if (saveTo == null || saveTo == "")
{
throw new DownloadException("Invalid 'saveTo' param");
}
saveTo = saveTo.Replace('\\', '/');
IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForApplication();
p = saveTo.LastIndexOf('\\');
if (p != -1)
{
string dir = saveTo.Substring(0, p);
try {
if (!isf.DirectoryExists(dir))
{
isf.CreateDirectory(dir);
}
} catch (IsolatedStorageException) {
throw new DownloadException("Unable to create destination directory '" + dir + "' because of insufficient permissions or the isolated storage has been disabled or removed");
}
}
if (isf.FileExists(saveTo))
{
if (data.ContainsKey("overwrite") && (bool)data["overwrite"])
{
isf.DeleteFile(saveTo);
}
else
{
throw new DownloadException("File '" + saveTo + "' already exists");
}
}
IsolatedStorageFileStream fileStream = null;
try {
fileStream = isf.CreateFile(saveTo);
} catch (IsolatedStorageException) {
throw new DownloadException("Unable to create file '" + saveTo + "' because the isolated storage has been disabled or removed");
} catch (DirectoryNotFoundException) {
throw new DownloadException("Unable to create file '" + saveTo + "' because the directory does not exist");
} catch (ObjectDisposedException) {
throw new DownloadException("Unable to create file '" + saveTo + "' because the isolated storage has been disposed");
}
TiResponse response = new TiResponse();
DownloadFile df = new DownloadFile(SynchronizationContext.Current, new Uri(url), fileStream);
response["handle"] = InstanceRegistry.createHandle(df);
return(response);
}
