/// <summary>
        /// Depending on the syntax used in the Javascript function, the object
        /// returned by Jint can be either a Dictionary or a
        /// Jint.Native.ObjectInstance, each with a different parsing logic.
        /// </summary>
        private Dictionary <string, object> JsValueToDictionary(JsValue data)
        {
            var result = new Dictionary <string, object>();

            if (data == null)
            {
                return(result);
            }

            try
            {
                // Manage output as a Dictionary
                result = data.ToObject() as Dictionary <string, object>;
                if (result != null)
                {
                    this.log.Debug("JS function output", () => new
                    {
                        Type = "Dictionary",
                        data.GetType().FullName,
                        result
                    });

                    return(result);
                }

                // Manage output as a Jint.Native.ObjectInstance
                result = new Dictionary <string, object>();
                var properties = data.AsObject().GetOwnProperties().ToArray();

                foreach (KeyValuePair <string, PropertyDescriptor> p in properties)
                {
                    result.Add(p.Key, p.Value.Value.ToObject());
                }

                this.log.Debug("JS function output", () => new
                {
                    Type = "ObjectInstance",
                    data.GetType().FullName,
                    result
                });

                return(result);
            }
            catch (Exception e)
            {
                this.log.Error("JsValue parsing failure",
                               () => new { e.Message, e.GetType().FullName });

                return(new Dictionary <string, object>());
            }
        }
Example #2
0
        /// Implementation from ObjectInstance official specs as the one 
        /// in ObjectInstance is optimized for the general case and wouldn't work 
        /// for arrays
        public override void Put(string propertyName, JsValue value, bool throwOnError)
        {
            if (!CanPut(propertyName))
            {
                if (throwOnError)
                {
                    throw new JavaScriptException(Engine.TypeError);
                }

                return;
            }
            if (InternalArray != null)
            {
                int ind;
                if (int.TryParse(propertyName, out ind))
                {
                    object val;
                    switch (value.Type)
                    {
                        case Types.Undefined:
                            val = null;
                            break;
                        case Types.Null:
                            val = null;
                            break;
                        case Types.Boolean:
                            val = value.AsBoolean();
                            break;
                        case Types.String:
                            val = value.AsString();
                            break;
                        case Types.Number:
                            val = value.AsNumber();
                            break;
                        case Types.Object:
                            val = value;
                            var ow = ((JsValue)val).AsObject() as ObjectWrapper;
                            if (ow != null)
                            {
                                val = ow.Target;
                            }
                            break;
                        default:
                            throw new ArgumentOutOfRangeException();
                    }
                    if (ind >= InternalArray.Count)
                    {
                        for (int i = InternalArray.Count; i <= ind; i++)
                        {
                            if (val != null)
                                InternalArray.Add(GetDefault(val.GetType()));
                            else
                                InternalArray.Add(null);
                        }
                    }

                    InternalArray[ind] = val;
                }
            }

            var ownDesc = GetOwnProperty(propertyName);

            if (ownDesc.IsDataDescriptor())
            {
                var valueDesc = new PropertyDescriptor(value: value, writable: null, enumerable: null, configurable: null);
                DefineOwnProperty(propertyName, valueDesc, throwOnError);
                return;
            }

            // property is an accessor or inherited
            var desc = GetProperty(propertyName);

            if (desc.IsAccessorDescriptor())
            {
                var setter = desc.Set.Value.TryCast<ICallable>();
                setter.Call(new JsValue(this), new[] { value });
            }
            else
            {
                var newDesc = new PropertyDescriptor(value, true, true, true);
                DefineOwnProperty(propertyName, newDesc, throwOnError);
            }
        }
Example #3
0
        /// Implementation from ObjectInstance official specs as the one
        /// in ObjectInstance is optimized for the general case and wouldn't work
        /// for arrays
        public override void Put(string propertyName, JsValue value, bool throwOnError)
        {
            if (!CanPut(propertyName))
            {
                if (throwOnError)
                {
                    throw new JavaScriptException(Engine.TypeError);
                }

                return;
            }
            if (InternalArray != null)
            {
                int ind;
                if (int.TryParse(propertyName, out ind))
                {
                    object val;
                    switch (value.Type)
                    {
                    case Types.Undefined:
                        val = null;
                        break;

                    case Types.Null:
                        val = null;
                        break;

                    case Types.Boolean:
                        val = value.AsBoolean();
                        break;

                    case Types.String:
                        val = value.AsString();
                        break;

                    case Types.Number:
                        val = value.AsNumber();
                        break;

                    case Types.Object:
                        val = value;
                        var ow = ((JsValue)val).AsObject() as ObjectWrapper;
                        if (ow != null)
                        {
                            val = ow.Target;
                        }
                        break;

                    default:
                        throw new ArgumentOutOfRangeException();
                    }
                    if (ind >= InternalArray.Count)
                    {
                        for (int i = InternalArray.Count; i <= ind; i++)
                        {
                            if (val != null)
                            {
                                InternalArray.Add(GetDefault(val.GetType()));
                            }
                            else
                            {
                                InternalArray.Add(null);
                            }
                        }
                    }

                    InternalArray[ind] = val;
                }
            }


            var ownDesc = GetOwnProperty(propertyName);

            if (ownDesc.IsDataDescriptor())
            {
                var valueDesc = new PropertyDescriptor(value: value, writable: null, enumerable: null, configurable: null);
                DefineOwnProperty(propertyName, valueDesc, throwOnError);
                return;
            }

            // property is an accessor or inherited
            var desc = GetProperty(propertyName);

            if (desc.IsAccessorDescriptor())
            {
                var setter = desc.Set.Value.TryCast <ICallable>();
                setter.Call(new JsValue(this), new[] { value });
            }
            else
            {
                var newDesc = new PropertyDescriptor(value, true, true, true);
                DefineOwnProperty(propertyName, newDesc, throwOnError);
            }
        }