protected virtual void unbind()
{
var context = this.context;
if (_channels.ContainsKey(ns))
{
_channels.Remove(ns);
}
if (id == null)
{
return;
}
id = null;
_instances.Clear();
if (isFactory)
{
_principal.nativeObject.setNKScriptChannel(null);
}
_principal = null;
context.NKremoveScriptMessageHandlerForName(id);
_context = null;
_typeInfo = null;
_queue = null;
_instances = null;
context = null;
}
// Public methods
public virtual async Task <NKScriptValue> bindPlugin <T>(T obj, string ns) where T : class
{
var context = this.context;
context.setNKScriptChannel(this);
if ((this.id != null) || (context == null))
{
return(null);
}
this.id = (NKScriptChannel.sequenceNumber++).ToString();
context.NKaddScriptMessageHandler(this, id);
string name;
if (typeof(T) == typeof(Type))
{
// Class, not instance, passed to bindPlugin -- to be used in Factory constructor/instance pattern in js
isFactory = true;
_typeInfo = new NKScriptTypeInfo <T>(obj);
name = (obj as Type).Name;
// Need to store the channel on the class itself so it can be found when native construct requests come in from other plugins
obj.setNKScriptChannel(this);
}
else
{
name = (typeof(T)).Name;
// Instance of Princpal passed to bindPlugin -- to be used in singleton/static pattern in js
isFactory = false;
_typeInfo = new NKScriptTypeInfo <T>(obj);
}
_principal = new NKScriptValueNative(ns, this, 0, obj);
this._instances[0] = _principal;
_channels[ns] = this;
obj.setNKScriptValue(_principal);
var export = new NKScriptExportProxy <T>(obj);
var script = new NKScriptSource(_generateStubs(export, name), ns + "/plugin/" + name + ".js");
await context.NKinjectScript(script);
await export.initializeForContext(context);
return(_principal);
}
public async Task <NKScriptValue> bindPlugin(object obj, string ns)
{
await this.prepareForPlugin();
if ((this.id != null) || (context == null))
{
return(null);
}
if (this.userContentController == null)
{
return(null);
}
this.id = (this.sequenceNumber++).ToString();
this.userContentController.NKaddScriptMessageHandler(this, id);
if (obj.GetType() == typeof(Type))
{
// Class, not instance, passed to bindPlugin -- to be used in Factory constructor/instance pattern in js
isFactory = true;
typeInfo = new NKScriptTypeInfo((Type)obj);
// Need to store the channel on the class itself so it can be found when native construct requests come in from other plugins
obj.setNKScriptChannel(this);
}
else
{
// Instance of Princpal passed to bindPlugin -- to be used in singleton/static pattern in js
isFactory = false;
typeInfo = new NKScriptTypeInfo(obj.GetType());
}
_principal = new NKScriptValueNative(ns, this, obj);
this.instances[0] = _principal;
var script = new NKScriptSource(_generateStubs(typeInfo.Name), ns + "/plugin/" + typeInfo.Name + ".js");
NKLogging.log(script.source);
await script.inject(context);
return(_principal);
}
internal void unbind()
{
if (id == null)
{
return;
}
id = null;
instances.Clear();
if (isFactory)
{
_principal.nativeObject.setNKScriptChannel(null);
}
_principal = null;
userContentController.NKremoveScriptMessageHandlerForName(id);
_userContentController.SetTarget(null);
_context.SetTarget(null);
typeInfo = null;
queue = null;
instances = null;
}
public virtual object didReceiveScriptMessageSync(NKScriptMessage message)
{
// A workaround for when postMessage(undefined)
if (message.body == null)
{
return(false);
}
// thread static
NKScriptValue._currentContext = this.context;
object result;
var body = message.body as Dictionary <string, object>;
if (body != null && body.ContainsKey("$opcode"))
{
string opcode = body["$opcode"] as String;
int target = Int32.Parse(body["$target"].ToString());
if (_instances.ContainsKey(target))
{
var obj = _instances[target];
if (opcode == "-")
{
if (target == 0)
{
// Dispose plugin
this.unbind();
result = true;
}
else if (_instances.ContainsKey(target))
{
obj.setNKScriptValue(null);
result = true;
}
else
{
NKLogging.log(String.Format("!Invalid instance id: {0}", target));
result = false;
}
}
else if (typeInfo.ContainsProperty(opcode))
{
// Update property
obj.updateNativeProperty(opcode, body["$operand"] as object);
result = true;
}
else if (typeInfo.ContainsMethod(opcode))
{
// Invoke method
result = obj.invokeNativeMethodSync(opcode, body["$operand"] as object[]);
}
else
{
NKLogging.log(String.Format("!Invalid member name: {0}", opcode));
result = false;
}
}
else if (opcode == "+")
{
// Create instance
var args = body["$operand"] as object[];
var nsInstance = String.Format("{0}[{1}]", this.ns, target);
_instances[target] = new NKScriptValueNative(nsInstance, this, target, args, true);
result = true;
}
else
{
// else Unknown opcode
var obj = _principal.plugin as NKScriptMessageHandler;
if (obj != null)
{
result = obj.didReceiveScriptMessageSync(message);
}
else
{
// discard unknown message
NKLogging.log(String.Format("!Unknown message: {0}", message.body.ToString()));
result = false;
}
}
}
else
{
// null body
result = false;
}
//thread static
NKScriptValue._currentContext = null;
return(result);
}
public virtual void addInstance(int id, NKScriptValueNative instance)
{
_instances[id] = instance;
}
public async Task<NKScriptValue> bindPlugin(object obj, string ns)
{
await this.prepareForPlugin();
if ((this.id != null) || (context == null) ) return null;
if (this.userContentController == null) return null;
this.id = (this.sequenceNumber++).ToString();
this.userContentController.NKaddScriptMessageHandler(this, id);
if (obj.GetType() == typeof(Type))
{
// Class, not instance, passed to bindPlugin -- to be used in Factory constructor/instance pattern in js
isFactory = true;
typeInfo = new NKScriptTypeInfo((Type)obj);
// Need to store the channel on the class itself so it can be found when native construct requests come in from other plugins
obj.setNKScriptChannel(this);
}
else {
// Instance of Princpal passed to bindPlugin -- to be used in singleton/static pattern in js
isFactory = false;
typeInfo = new NKScriptTypeInfo(obj.GetType());
}
_principal = new NKScriptValueNative(ns, this, obj);
this.instances[0] = _principal;
var script = new NKScriptSource(_generateStubs(typeInfo.Name), ns + "/plugin/" + typeInfo.Name + ".js");
NKLogging.log(script.source);
await script.inject(context);
return _principal;
}
public object didReceiveScriptMessageSync(NKScriptMessage message)
{
// A workaround for when postMessage(undefined)
if (message.body == null) return false;
// thread static
NKScriptChannel._currentContext = this.context;
object result;
var body = message.body as Dictionary<string, object>;
if (body != null && body.ContainsKey("$opcode"))
{
string opcode = body["$opcode"] as String;
int target = Convert.ToInt32(body["$target"] as String);
if (instances.ContainsKey(target))
{
var obj = instances[target];
if (opcode == "-")
{
if (target == 0)
{
// Dispose plugin
this.unbind();
result = true;
}
else if (instances.ContainsKey(target))
{
obj.setNKScriptValue(null);
result = true;
}
else
{
NKLogging.log(String.Format("!Invalid instance id: {0}", target));
result = false;
}
}
else if (typeInfo.ContainsProperty(opcode))
{
// Update property
obj.updateNativeProperty(opcode, body["$operand"] as object);
result = true;
}
else if (typeInfo.ContainsMethod(opcode))
{
// Invoke method
result = obj.invokeNativeMethodSync(opcode, body["$operand"] as object[]);
}
else {
NKLogging.log(String.Format("!Invalid member name: {0}", opcode));
result = false;
}
}
else if (opcode == "+")
{
// Create instance
var args = body["$operand"] as Array;
var ns = String.Format("{0}[{1}]", principal.ns, target);
instances[target] = new NKScriptValueNative(ns, this, args);
result = true;
}
else
{
// else Unknown opcode
var obj = principal.plugin as NKScriptMessageHandler;
if (obj != null)
{
result = obj.didReceiveScriptMessageSync(message);
}
else
{
// discard unknown message
NKLogging.log(String.Format("!Unknown message: {0}", message.body.ToString()));
result = false;
}
}
}
else
{
// null body
result = false;
}
//thread static
NKScriptChannel._currentContext = null;
return result;
}
internal void unbind()
{
if (id == null) return;
id = null;
instances.Clear();
if (isFactory)
_principal.nativeObject.setNKScriptChannel(null);
_principal = null;
userContentController.NKremoveScriptMessageHandlerForName(id);
_userContentController.SetTarget(null);
_context.SetTarget(null);
typeInfo = null;
queue = null;
instances = null;
}
public virtual string NKserialize(object obj)
{
IFormatProvider invariant = System.Globalization.CultureInfo.InvariantCulture;
Type t = obj.GetType();
TypeInfo ti = t.GetTypeInfo();
if (obj == null)
{
return("undefined");
}
if (obj != null && obj.GetType().GetTypeInfo().IsPrimitive)
{
// The primitive types are Boolean, Byte, SByte, Int16, UInt16, Int32, UInt32, Int64, UInt64, IntPtr, UIntPtr, Char, Double, and Single.
if (obj is Char)
{
return("'" + Convert.ToString(((Char)obj), invariant) + "'");
}
if (obj is Boolean)
{
return((Boolean)obj ? "true" : "false");
}
return(Convert.ToString(obj, System.Globalization.CultureInfo.InvariantCulture));
}
if (obj is NKScriptValue)
{
return(((NKScriptValue)obj).ns);
}
if (obj is NKScriptExport)
{
var scriptValueObject = obj.getNKScriptValue();
if (scriptValueObject != null)
{
return(scriptValueObject.ns);
}
var newScriptValueObject = new NKScriptValueNative(obj, (NKScriptContext)this);
return(newScriptValueObject.ns);
}
if (obj is string)
{
var str = NKData.jsonSerialize((string)obj);
return(str); // str.Substring(1, str.Length - 2);
}
if (obj is DateTime)
{
return("\"" + ((DateTime)obj).ToString("u") + "\"");
}
if (typeof(IDictionary).GetTypeInfo().IsAssignableFrom(ti))
{
var genericKey = ti.GenericTypeArguments[0];
if (typeof(string).GetTypeInfo().IsAssignableFrom(genericKey.GetTypeInfo()))
{
var dict = (IDictionary <string, dynamic>)obj;
return("{" + string.Join(", ", dict.Keys.Select(k => "\"" + k + "\":" + NKserialize(dict[k]))) + "}");
}
}
if (typeof(IEnumerable).GetTypeInfo().IsAssignableFrom(ti))
{
return("[" + string.Join(", ", ((IEnumerable <dynamic>)obj).Select(o => NKserialize(o))) + "]");
}
return(Convert.ToString(obj, System.Globalization.CultureInfo.InvariantCulture));
}
public void didReceiveScriptMessage(NKScriptMessage message)
{
// A workaround for when postMessage(undefined)
if (message.body == null)
{
return;
}
// thread static
NKScriptChannel._currentContext = this.context;
var body = message.body as Dictionary <string, object>;
if (body != null && body.ContainsKey("$opcode"))
{
string opcode = body["$opcode"] as String;
int target = Convert.ToInt32(body["$target"] as String);
if (instances.ContainsKey(target))
{
var obj = instances[target];
if (opcode == "-")
{
if (target == 0)
{
// Dispose plugin
this.unbind();
}
else if (instances.ContainsKey(target))
{
obj.setNKScriptValue(null);
}
else
{
NKLogging.log(String.Format("!Invalid instance id: {0}", target));
}
}
else if (typeInfo.ContainsProperty(opcode))
{
// Update property
obj.updateNativeProperty(opcode, body["$operand"] as object);
}
else if (typeInfo.ContainsMethod(opcode))
{
// Invoke method
obj.invokeNativeMethod(opcode, body["$operand"] as object[]);
}
else
{
NKLogging.log(String.Format("!Invalid member name: {0}", opcode));
}
}
else if (opcode == "+")
{
// Create instance
var args = body["$operand"] as Array;
var ns = String.Format("{0}[{1}]", principal.ns, target);
instances[target] = new NKScriptValueNative(ns, this, args);
}
else
{
// else Unknown opcode
var obj = principal.plugin as NKScriptMessageHandler;
if (obj != null)
{
obj.didReceiveScriptMessage(message);
}
else
{
// discard unknown message
NKLogging.log(String.Format("!Unknown message: {0}", message.body.ToString()));
}
}
}
else
{
// null body, ignore
}
//thread static
NKScriptChannel._currentContext = null;
}
