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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
#pragma warning disable 1634, 1691
namespace System.ServiceModel.Dispatcher
{
using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Globalization;
using System.Reflection;
using System.ServiceModel;
using System.ServiceModel.Channels;
using System.ServiceModel.Description;
using System.Text;
using System.Xml;
using System.ServiceModel.Web;
class UriTemplateClientFormatter : IClientMessageFormatter
{
internal Dictionary<int, string> pathMapping;
internal Dictionary<int, KeyValuePair<string, Type>> queryMapping;
Uri baseUri;
IClientMessageFormatter inner;
bool innerIsUntypedMessage;
bool isGet;
string method;
QueryStringConverter qsc;
int totalNumUTVars;
UriTemplate uriTemplate;
public UriTemplateClientFormatter(OperationDescription operationDescription, IClientMessageFormatter inner, QueryStringConverter qsc, Uri baseUri, bool innerIsUntypedMessage, string contractName)
{
this.inner = inner;
this.qsc = qsc;
this.baseUri = baseUri;
this.innerIsUntypedMessage = innerIsUntypedMessage;
Populate(out this.pathMapping,
out this.queryMapping,
out this.totalNumUTVars,
out this.uriTemplate,
operationDescription,
qsc,
contractName);
this.method = WebHttpBehavior.GetWebMethod(operationDescription);
isGet = this.method == WebHttpBehavior.GET;
}
public object DeserializeReply(Message message, object[] parameters)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotSupportedException(SR2.GetString(SR2.QueryStringFormatterOperationNotSupportedClientSide)));
}
public Message SerializeRequest(MessageVersion messageVersion, object[] parameters)
{
object[] innerParameters = new object[parameters.Length - this.totalNumUTVars];
NameValueCollection nvc = new NameValueCollection();
int j = 0;
for (int i = 0; i < parameters.Length; ++i)
{
if (this.pathMapping.ContainsKey(i))
{
nvc[this.pathMapping[i]] = parameters[i] as string;
}
else if (this.queryMapping.ContainsKey(i))
{
if (parameters[i] != null)
{
nvc[this.queryMapping[i].Key] = this.qsc.ConvertValueToString(parameters[i], this.queryMapping[i].Value);
}
}
else
{
innerParameters[j] = parameters[i];
++j;
}
}
Message m = inner.SerializeRequest(messageVersion, innerParameters);
bool userSetTheToOnMessage = (this.innerIsUntypedMessage && m.Headers.To != null);
bool userSetTheToOnOutgoingHeaders = (OperationContext.Current != null && OperationContext.Current.OutgoingMessageHeaders.To != null);
if (!userSetTheToOnMessage && !userSetTheToOnOutgoingHeaders)
{
m.Headers.To = this.uriTemplate.BindByName(this.baseUri, nvc);
}
if (WebOperationContext.Current != null)
{
if (isGet)
{
WebOperationContext.Current.OutgoingRequest.SuppressEntityBody = true;
}
if (this.method != WebHttpBehavior.WildcardMethod && WebOperationContext.Current.OutgoingRequest.Method != null)
{
WebOperationContext.Current.OutgoingRequest.Method = this.method;
}
}
else
{
HttpRequestMessageProperty hrmp;
if (m.Properties.ContainsKey(HttpRequestMessageProperty.Name))
{
hrmp = m.Properties[HttpRequestMessageProperty.Name] as HttpRequestMessageProperty;
}
else
{
hrmp = new HttpRequestMessageProperty();
m.Properties.Add(HttpRequestMessageProperty.Name, hrmp);
}
if (isGet)
{
hrmp.SuppressEntityBody = true;
}
if (this.method != WebHttpBehavior.WildcardMethod)
{
hrmp.Method = this.method;
}
}
return m;
}
internal static string GetUTStringOrDefault(OperationDescription operationDescription)
{
string utString = WebHttpBehavior.GetWebUriTemplate(operationDescription);
if (utString == null && WebHttpBehavior.GetWebMethod(operationDescription) == WebHttpBehavior.GET)
{
utString = MakeDefaultGetUTString(operationDescription);
}
if (utString == null)
{
utString = operationDescription.Name; // note: not + "/*", see 8988 and 9653
}
return utString;
}
internal static void Populate(out Dictionary<int, string> pathMapping,
out Dictionary<int, KeyValuePair<string, Type>> queryMapping,
out int totalNumUTVars,
out UriTemplate uriTemplate,
OperationDescription operationDescription,
QueryStringConverter qsc,
string contractName)
{
pathMapping = new Dictionary<int, string>();
queryMapping = new Dictionary<int, KeyValuePair<string, Type>>();
string utString = GetUTStringOrDefault(operationDescription);
uriTemplate = new UriTemplate(utString);
List<string> neededPathVars = new List<string>(uriTemplate.PathSegmentVariableNames);
List<string> neededQueryVars = new List<string>(uriTemplate.QueryValueVariableNames);
Dictionary<string, byte> alreadyGotVars = new Dictionary<string, byte>(StringComparer.OrdinalIgnoreCase);
totalNumUTVars = neededPathVars.Count + neededQueryVars.Count;
for (int i = 0; i < operationDescription.Messages[0].Body.Parts.Count; ++i)
{
MessagePartDescription mpd = operationDescription.Messages[0].Body.Parts[i];
string parameterName = mpd.XmlName.DecodedName;
if (alreadyGotVars.ContainsKey(parameterName))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(
SR2.GetString(SR2.UriTemplateVarCaseDistinction, operationDescription.XmlName.DecodedName, contractName, parameterName)));
}
List<string> neededPathCopy = new List<string>(neededPathVars);
foreach (string pathVar in neededPathCopy)
{
if (string.Compare(parameterName, pathVar, StringComparison.OrdinalIgnoreCase) == 0)
{
if (mpd.Type != typeof(string))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(
SR2.GetString(SR2.UriTemplatePathVarMustBeString, operationDescription.XmlName.DecodedName, contractName, parameterName)));
}
pathMapping.Add(i, parameterName);
alreadyGotVars.Add(parameterName, 0);
neededPathVars.Remove(pathVar);
}
}
List<string> neededQueryCopy = new List<string>(neededQueryVars);
foreach (string queryVar in neededQueryCopy)
{
if (string.Compare(parameterName, queryVar, StringComparison.OrdinalIgnoreCase) == 0)
{
if (!qsc.CanConvert(mpd.Type))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(
SR2.GetString(SR2.UriTemplateQueryVarMustBeConvertible, operationDescription.XmlName.DecodedName, contractName, parameterName, mpd.Type, qsc.GetType().Name)));
}
queryMapping.Add(i, new KeyValuePair<string, Type>(parameterName, mpd.Type));
alreadyGotVars.Add(parameterName, 0);
neededQueryVars.Remove(queryVar);
}
}
}
if (neededPathVars.Count != 0)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR2.GetString(
SR2.UriTemplateMissingVar, operationDescription.XmlName.DecodedName, contractName, neededPathVars[0])));
}
if (neededQueryVars.Count != 0)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR2.GetString
(SR2.UriTemplateMissingVar, operationDescription.XmlName.DecodedName, contractName, neededQueryVars[0])));
}
}
static string MakeDefaultGetUTString(OperationDescription od)
{
StringBuilder sb = new StringBuilder(od.XmlName.DecodedName);
//sb.Append("/*"); // note: not + "/*", see 8988 and 9653
if (!WebHttpBehavior.IsUntypedMessage(od.Messages[0]))
{
sb.Append("?");
foreach (MessagePartDescription mpd in od.Messages[0].Body.Parts)
{
string parameterName = mpd.XmlName.DecodedName;
sb.Append(parameterName);
sb.Append("={");
sb.Append(parameterName);
sb.Append("}&");
}
sb.Remove(sb.Length - 1, 1);
}
return sb.ToString();
}
}
}
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