void GetWebGetAndInvoke(OperationDescription od, out WebGetAttribute get, out WebInvokeAttribute invoke)
{
get = od.Behaviors.Find<WebGetAttribute>();
invoke = od.Behaviors.Find<WebInvokeAttribute>();
if (get == null && invoke == null)
{
// default is POST
invoke = new WebInvokeAttribute();
}
}
public void IOperationBehaviorMethods ()
{
IOperationBehavior oper = new WebInvokeAttribute ();
var pl = new BindingParameterCollection ();
var od = ContractDescription.GetContract (typeof (TestService)).Operations [0];
oper.AddBindingParameters (od, pl);
Assert.AreEqual (0, pl.Count, "#1");
// yeah it really does nothing.
oper.AddBindingParameters (null, null);
oper.ApplyClientBehavior (od, null);
oper.ApplyDispatchBehavior (od, null);
oper.Validate (od);
}
WebMessageBodyStyle GetBodyStyle(WebGetAttribute get, WebInvokeAttribute invoke)
{
if (get != null)
{
return get.BodyStyle;
}
return invoke.BodyStyle;
}
Type GetRequestBodyType(OperationDescription od, out bool isXmlSerializerType)
{
isXmlSerializerType = (od.Behaviors.Find<XmlSerializerOperationBehavior>() != null);
if (od.Behaviors.Find<WebGetAttribute>() != null)
{
return null;
}
WebInvokeAttribute invoke = od.Behaviors.Find<WebInvokeAttribute>();
if (invoke == null) invoke = new WebInvokeAttribute();
List<string> uriParameters = new List<string>();
if (invoke.UriTemplate != null)
{
UriTemplate template = new UriTemplate(invoke.UriTemplate);
foreach (string pathVariable in template.PathSegmentVariableNames)
{
uriParameters.Add(pathVariable);
}
foreach (string queryVariable in template.QueryValueVariableNames)
{
uriParameters.Add(queryVariable);
}
}
if (od.Messages[0].MessageType != null) return null;
List<Type> bodyParts = new List<Type>();
foreach (MessagePartDescription messagePart in od.Messages[0].Body.Parts)
{
bool isUriPart = false;
foreach (string var in uriParameters)
{
if (String.Equals(var, messagePart.Name, StringComparison.OrdinalIgnoreCase))
{
isUriPart = true;
break;
}
}
if (isUriPart)
{
continue;
}
bodyParts.Add(messagePart.Type);
}
if ((bodyParts.Count == 0) || (bodyParts.Count > 1))
{
return null;
}
return bodyParts[0];
}
private string GetMethod(WebGetAttribute get, WebInvokeAttribute invoke)
{
if (get != null) return "GET";
if (invoke != null && !string.IsNullOrEmpty(invoke.Method)) return invoke.Method;
return "POST";
}
private string GetRequestFormat(WebInvokeAttribute invoke, OperationDescription od)
{
if (IsRequestStream(od))
{
return "binary";
}
return "xml or json";
}
private string GetResponseFormat(WebGetAttribute get, WebInvokeAttribute invoke, OperationDescription od)
{
if (IsResponseStream(od))
{
return "binary";
}
if (get != null && get.IsResponseFormatSetExplicitly) return get.ResponseFormat.ToString();
if (invoke != null && invoke.IsResponseFormatSetExplicitly) return invoke.ResponseFormat.ToString();
return this.Behavior.DefaultOutgoingResponseFormat.ToString();
}
private static PreflightOperationBehavior RegisterPreflightOperation(OperationDescription operation)
{
OperationDescription preflightOperation = CreatePreflightOperation(operation);
preflightOperation.Behaviors.Add(new DataContractSerializerOperationBehavior(preflightOperation));
string originalUriTemplate = GetPreflightUriTemplate(operation);
var wia = new WebInvokeAttribute { UriTemplate = originalUriTemplate, Method = "OPTIONS" };
preflightOperation.Behaviors.Add(wia);
string originalMethod = GetHttpMethod(operation);
var preflightOperationBehavior = new PreflightOperationBehavior();
preflightOperationBehavior.AddAllowedMethod(originalMethod);
preflightOperation.Behaviors.Add(preflightOperationBehavior);
operation.DeclaringContract.Operations.Add(preflightOperation);
return preflightOperationBehavior;
}
private static void CreatePreflightOperation(OperationDescription operation, string originalUriTemplate, string originalMethod, ContractDescription contract, out OperationDescription preflightOperation, out PreflightOperationBehavior preflightOperationBehavior)
{
preflightOperation = new OperationDescription(operation.Name + CorsConstants.PreflightSuffix, contract);
MessageDescription inputMessage = new MessageDescription(operation.Messages[0].Action + CorsConstants.PreflightSuffix, MessageDirection.Input);
inputMessage.Body.Parts.Add(new MessagePartDescription("input", contract.Namespace) { Index = 0, Type = typeof(Message) });
preflightOperation.Messages.Add(inputMessage);
MessageDescription outputMessage = new MessageDescription(operation.Messages[1].Action + CorsConstants.PreflightSuffix, MessageDirection.Output);
outputMessage.Body.ReturnValue = new MessagePartDescription(preflightOperation.Name + "Return", contract.Namespace) { Type = typeof(Message) };
preflightOperation.Messages.Add(outputMessage);
WebInvokeAttribute wia = new WebInvokeAttribute();
wia.UriTemplate = originalUriTemplate;
wia.Method = "OPTIONS";
preflightOperation.Behaviors.Add(wia);
preflightOperation.Behaviors.Add(new DataContractSerializerOperationBehavior(preflightOperation));
preflightOperationBehavior = new PreflightOperationBehavior(preflightOperation);
preflightOperationBehavior.AddAllowedMethod(originalMethod);
preflightOperation.Behaviors.Add(preflightOperationBehavior);
}
static void EnsureOk(WebGetAttribute wga, WebInvokeAttribute wia, OperationDescription od)
{
if (wga != null && wia != null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(
SR2.GetString(SR2.MultipleWebAttributes, od.Name, od.DeclaringContract.Name)));
}
}
private static void TryGetSurrogateBehavior(OperationDescription operationDescription, ref IOperationBehavior original, ref IOperationBehavior surrogate)
{
if (!IsUntypedMessage(operationDescription.Messages[0]) &&
operationDescription.Messages[0].Body.Parts.Count != 0)
{
var webGetAttribute = operationDescription.Behaviors.Find<WebGetAttribute>();
if (webGetAttribute != null)
{
original = webGetAttribute;
surrogate = new WebInvokeAttribute {
BodyStyle = webGetAttribute.BodyStyle,
Method = "NONE",
RequestFormat = webGetAttribute.RequestFormat,
ResponseFormat = webGetAttribute.ResponseFormat,
UriTemplate = webGetAttribute.UriTemplate };
}
else
{
var webInvokeAttribute = operationDescription.Behaviors.Find<WebInvokeAttribute>();
if (webInvokeAttribute != null && webInvokeAttribute.Method == "GET")
{
original = webInvokeAttribute;
surrogate = new WebInvokeAttribute {
BodyStyle = webInvokeAttribute.BodyStyle,
Method = "NONE",
RequestFormat = webInvokeAttribute.RequestFormat,
ResponseFormat = webInvokeAttribute.ResponseFormat,
UriTemplate = webInvokeAttribute.UriTemplate };
}
}
}
}
private static void EnsureOneOneWebAttribute(WebGetAttribute webGet, WebInvokeAttribute webInvoke, HttpOperationDescription operation)
{
if (webGet != null && webInvoke != null)
{
throw Fx.Exception.AsError(
new InvalidOperationException(
SR.MultipleWebAttributes(
operation.Name,
operation.DeclaringContract.Name,
webGetAttributeType.Name,
webInvokeAttributeType.Name)));
}
}
private Endpoint CreateEndpoint(MethodInfo method, WebInvokeAttribute webInvokeAttribute)
{
var request = CreateRequest(method);
var endpoint = new Endpoint()
{
Name = method.Name,
Requests = request,
HttpVerb = (HttpVerb)Enum.Parse(typeof(HttpVerb), webInvokeAttribute.Method),
Response = method.ReturnType,
RequestFormat = (Format)Enum.Parse(typeof(Format), webInvokeAttribute.RequestFormat.ToString()),
ResponseFormat = (Format)Enum.Parse(typeof(Format), webInvokeAttribute.ResponseFormat.ToString()),
UriTemplate = webInvokeAttribute.UriTemplate
};
return endpoint;
}
/// <summary>
/// Serialize a .NET method definition in json.
/// </summary>
/// <param name="writer"></param>
/// <param name="method"></param>
/// <param name="getAttr"></param>
/// <param name="invokAttr"></param>
private void serializeMethod(JsonWriter writer, MethodInfo method, WebGetAttribute getAttr, WebInvokeAttribute invokAttr)
{
writer.WritePropertyName(method.Name);
writer.WriteStartObject();
writer.WritePropertyName("transport");
writer.WriteValue(getAttr != null ? "GET" : invokAttr.Method);
writer.WritePropertyName("target");
writer.WriteValue(method.Name);
writer.WritePropertyName("envelope");
writer.WriteValue(getAttr != null ? "URL" : "JSON");
writer.WritePropertyName("parameters");
writer.WriteStartArray();
ParameterInfo[] prams = method.GetParameters();
foreach (ParameterInfo prm in method.GetParameters())
{
writer.WriteStartObject();
writer.WritePropertyName("name");
writer.WriteValue(prm.Name);
writer.WritePropertyName("type");
writer.WriteValue(prm.ParameterType.ToString());
writer.WriteEndObject();
}
writer.WriteEndArray();
writer.WriteEndObject();
}
private static void CheckWebInvokeAndWebGet(WebInvokeAttribute wia, WebGetAttribute wga, OperationDescription operationDescription)
{
if (wga != null && wia != null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(DiagnosticUtility.GetString(SR.OperationContractConflictsWebGetOrWebInvoke, operationDescription.Name)));
}
}
/// <summary>
/// Adds the preflight operations.
/// </summary>
/// <param name="endpoint">The endpoint.</param>
/// <param name="corsOperations">The cors operations.</param>
private void AddPreflightOperations(ServiceEndpoint endpoint, List<OperationDescription> corsOperations)
{
Dictionary<string, PreflightOperationBehavior> uriTemplates = new Dictionary<string, PreflightOperationBehavior>(StringComparer.OrdinalIgnoreCase);
foreach (var operation in corsOperations)
{
if ((operation.Behaviors.Find<WebGetAttribute>() != null) || (operation.IsOneWay))
{
continue;
}
string originalUriTemplate;
WebInvokeAttribute originalWia = operation.Behaviors.Find<WebInvokeAttribute>();
if (originalWia != null && originalWia.UriTemplate != null)
{
originalUriTemplate = NormalizeTemplate(originalWia.UriTemplate);
}
else
{
originalUriTemplate = operation.Name;
}
string originalMethod = originalWia != null && originalWia.Method != null ? originalWia.Method : "POST";
if (uriTemplates.ContainsKey(originalUriTemplate))
{
PreflightOperationBehavior operationBehavior = uriTemplates[originalUriTemplate];
operationBehavior.AddAllowedMethod(originalMethod);
}
else
{
ContractDescription contract = operation.DeclaringContract;
OperationDescription preflightOperation = new OperationDescription(operation.Name + CorsConstants.PreflightSuffix, contract);
MessageDescription inputMessage = new MessageDescription(operation.Messages[0].Action + CorsConstants.PreflightSuffix, MessageDirection.Input);
inputMessage.Body.Parts.Add(new MessagePartDescription("input", contract.Namespace) { Index = 0, Type = typeof(Message) });
preflightOperation.Messages.Add(inputMessage);
MessageDescription outputMessage = new MessageDescription(operation.Messages[1].Action + CorsConstants.PreflightSuffix, MessageDirection.Output);
outputMessage.Body.ReturnValue = new MessagePartDescription(preflightOperation.Name + "Return", contract.Namespace) { Type = typeof(Message) };
preflightOperation.Messages.Add(outputMessage);
WebInvokeAttribute wia = new WebInvokeAttribute();
wia.UriTemplate = originalUriTemplate;
wia.Method = "OPTIONS";
preflightOperation.Behaviors.Add(wia);
preflightOperation.Behaviors.Add(new DataContractSerializerOperationBehavior(preflightOperation));
PreflightOperationBehavior preflightOperationBehavior = new PreflightOperationBehavior(preflightOperation);
preflightOperationBehavior.AddAllowedMethod(originalMethod);
preflightOperationBehavior.AddAllowedMethod("DELETE");
preflightOperation.Behaviors.Add(preflightOperationBehavior);
uriTemplates.Add(originalUriTemplate, preflightOperationBehavior);
contract.Operations.Add(preflightOperation);
}
}
}
private static void EnsureOk(WebGetAttribute wga, WebInvokeAttribute wia, OperationDescription od)
{
if (wga != null && wia != null)
{
throw new InvalidOperationException();
}
}
private string GetUriTemplate(WebGetAttribute get, WebInvokeAttribute invoke, OperationDescription od)
{
if (get != null)
{
if (get.UriTemplate != null)
{
return get.UriTemplate;
}
else
{
StringBuilder sb = new StringBuilder(od.Name);
if (!IsUntypedMessage(od.Messages[0]))
{
sb.Append("?");
foreach (MessagePartDescription mpd in od.Messages[0].Body.Parts)
{
string parameterName = mpd.Name;
sb.Append(parameterName);
sb.Append("={");
sb.Append(parameterName);
sb.Append("}&");
}
sb.Remove(sb.Length - 1, 1);
}
return sb.ToString();
}
}
if (invoke.UriTemplate != null)
{
return invoke.UriTemplate;
}
else
{
return od.Name;
}
}
