Beispiel #1
0
        internal static object[] BindParameter(IDictionary<string, object> environment, ILightNodeOptions options, IOperationCoordinator coordinator, ValueProvider valueProvider, ParameterInfoSlim[] arguments)
        {
            var methodParameters = new object[arguments.Length];
            for (int i = 0; i < arguments.Length; i++)
            {
                var item = arguments[i];

                var _values = valueProvider.GetValue(item.Name);
                var value = _values as string;
                var values = _values as List<string>;
                var isEmpty = _values == null;
                var byteArray = _values as byte[];

                // TODO:Experimental support
                if (byteArray != null && item.ParameterTypeIsArray && item.ParameterType == typeof(byte[]))
                {
                    methodParameters[i] = byteArray;
                    continue;
                }

                if (isEmpty && !item.ParameterTypeIsArray)
                {
                    if (item.IsOptional)
                    {
                        methodParameters[i] = item.DefaultValue;
                        continue;
                    }
                    else if ((!item.ParameterTypeIsString || options.ParameterStringImplicitNullAsDefault) && (item.ParameterTypeIsClass || item.ParameterTypeIsNullable))
                    {
                        methodParameters[i] = null;
                        continue;
                    }
                    else
                    {
                        coordinator.OnProcessInterrupt(options, environment, InterruptReason.ParameterBindMissing, "Lack of Parameter:" + item.Name);
                        options.Logger.ParameterBindMissing(OperationMissingKind.LackOfParameter, item.Name);
                        if (options.OperationMissingHandlingPolicy == OperationMissingHandlingPolicy.ThrowException)
                        {
                            throw new ParameterMissingException(OperationMissingKind.LackOfParameter, item.Name);
                        }
                        else
                        {
                            environment.EmitBadRequest();
                            if (options.OperationMissingHandlingPolicy == OperationMissingHandlingPolicy.ReturnErrorStatusCodeIncludeErrorDetails)
                            {
                                environment.EmitStringMessage("Lack of Parameter:" + item.Name);
                            }
                            return null;
                        }
                    }
                }
                else if (!item.ParameterTypeIsArray)
                {
                    var conv = TypeBinder.GetConverter(item.ParameterType, !options.ParameterEnumAllowsFieldNameParse);
                    if (conv == null) throw new InvalidOperationException("critical:register code is broken");

                    object pValue;
                    if (conv(value ?? values[0], out pValue))
                    {
                        methodParameters[i] = pValue;
                        continue;
                    }
                    else if (item.IsOptional)
                    {
                        methodParameters[i] = item.DefaultValue;
                        continue;
                    }
                    else if ((!item.ParameterTypeIsString || options.ParameterStringImplicitNullAsDefault) && (item.ParameterTypeIsClass || item.ParameterTypeIsNullable))
                    {
                        methodParameters[i] = null;
                        continue;
                    }
                    else
                    {
                        coordinator.OnProcessInterrupt(options, environment, InterruptReason.ParameterBindMissing, "Mismatch ParameterType:" + item.Name);
                        options.Logger.ParameterBindMissing(OperationMissingKind.MissmatchParameterType, item.Name);
                        if (options.OperationMissingHandlingPolicy == OperationMissingHandlingPolicy.ThrowException)
                        {
                            throw new ParameterMissingException(OperationMissingKind.MissmatchParameterType, item.Name);
                        }
                        else
                        {
                            environment.EmitBadRequest();
                            if (options.OperationMissingHandlingPolicy == OperationMissingHandlingPolicy.ReturnErrorStatusCodeIncludeErrorDetails)
                            {
                                environment.EmitStringMessage("Mismatch ParameterType:" + item.Name);
                            }
                            return null;
                        }
                    }
                }

                var arrayConv = TypeBinder.GetArrayConverter(item.ParameterType, !options.ParameterEnumAllowsFieldNameParse);
                if (arrayConv == null) throw new InvalidOperationException("critical:register code is broken");

                methodParameters[i] = arrayConv((values != null) ? values : (value != null) ? new[] { value } : (IList<string>)new string[0]);
                continue;
            }

            return methodParameters;
        }
Beispiel #2
0
        internal static object[] BindParameter(IDictionary<string, object> environment, LightNodeOptions options, ValueProvider valueProvider, ParameterInfoSlim[] arguments)
        {
            var methodParameters = new object[arguments.Length];
            for (int i = 0; i < arguments.Length; i++)
            {
                var item = arguments[i];

                var _values = valueProvider.GetValue(item.Name);
                var value = _values as string;
                var values = _values as List<string>;
                var isEmpty = _values == null;

                if (isEmpty && !item.ParameterTypeIsArray)
                {
                    if (item.IsOptional)
                    {
                        methodParameters[i] = item.DefaultValue;
                        continue;
                    }
                    else if ((!item.ParameterTypeIsString || options.ParameterStringImplicitNullAsDefault) && (item.ParameterTypeIsClass || item.ParameterTypeIsNullable))
                    {
                        methodParameters[i] = null;
                        continue;
                    }
                    else
                    {
                        environment.EmitBadRequest();
                        environment.EmitStringMessage("Lack of Parameter:" + item.Name);
                        return null;
                    }
                }
                else if (!item.ParameterTypeIsArray)
                {
                    var conv = TypeBinder.GetConverter(item.ParameterType, !options.ParameterEnumAllowsFieldNameParse);
                    if (conv == null) throw new InvalidOperationException("critical:register code is broken");

                    object pValue;
                    if (conv(value ?? values[0], out pValue))
                    {
                        methodParameters[i] = pValue;
                        continue;
                    }
                    else if (item.IsOptional)
                    {
                        methodParameters[i] = item.DefaultValue;
                        continue;
                    }
                    else if ((!item.ParameterTypeIsString || options.ParameterStringImplicitNullAsDefault) && (item.ParameterTypeIsClass || item.ParameterTypeIsNullable))
                    {
                        methodParameters[i] = null;
                        continue;
                    }
                    else
                    {
                        environment.EmitBadRequest();
                        environment.EmitStringMessage("Mismatch Parameter Type:" + item.Name);
                        return null;
                    }
                }

                var arrayConv = TypeBinder.GetArrayConverter(item.ParameterType, !options.ParameterEnumAllowsFieldNameParse);
                if (arrayConv == null) throw new InvalidOperationException("critical:register code is broken");

                methodParameters[i] = arrayConv((values != null) ? values : (value != null) ? new[] { value } : Enumerable.Empty<string>());
                continue;
            }

            return methodParameters;
        }