public void SetFixture(MockRepository mocks)
{
var signer = new OAuthWebRequestSigner(new HmacSha1SignatureGenerator());
webRequest = mocks.DynamicMock <IOAuthWebRequest>();
var mockNonceGenerator = mocks.DynamicMock <INonceGenerator>();
var mockTimestampGenerator = mocks.DynamicMock <ITimestampGenerator>();
var consumerToken = new OAuthToken {
Token = consumerKey, TokenSecret = consumerSecret
};
mockNonceGenerator.Stub(nonceGen => nonceGen.Generate()).Return(nonce);
mockTimestampGenerator.Stub(timestampGen => timestampGen.Generate()).Return(timestamp);
webRequest.Stub(request => request.ConsumerToken).Return(consumerToken);
webRequest.Stub(request => request.NonceGenerator).Return(mockNonceGenerator);
webRequest.Stub(request => request.TimestampGenerator).Return(mockTimestampGenerator);
webRequest.Stub(request => request.RequestUri).Return(new Uri(url));
webRequest.Stub(request => request.Method).Return("GET");
webRequest.Stub(request => request.SetUri(string.Empty)).IgnoreArguments().Do(
(Action <string>)(uri => setUri = uri));
mocks.ReplayAll();
signer.SignWebRequest(webRequest);
}
public WebResponse Create(IOAuthWebRequest request)
{
var httpWebRequest = (HttpWebRequest) WebRequest.Create(request.RequestUri);
httpWebRequest.AutomaticDecompression = request.Compression;
httpWebRequest.UserAgent = request.UserAgent ?? "OAuth WebRequest";
if (request.Timeout != int.MinValue)
httpWebRequest.Timeout = request.Timeout;
if (request.Proxy != null)
httpWebRequest.Proxy = request.Proxy;
httpWebRequest.Method = request.Method??"GET";
if(request.IfModifiedSince.HasValue)
{
httpWebRequest.IfModifiedSince = request.IfModifiedSince.Value;
}
if (request.Method == "POST" || request.Method == "PUT")
{
if (request.Form.Count > 0)
{
var formPost = GetPostString(request.Form);
httpWebRequest.ContentType = "application/x-www-form-urlencoded";
var swRequestWriter = new
StreamWriter(httpWebRequest.GetRequestStream());
swRequestWriter.Write(formPost);
swRequestWriter.Close();
}
}
if (request.Headers.Count > 0)
{
httpWebRequest.Headers.Add(request.Headers);
}
return httpWebRequest.GetResponse();
}
internal static List <QueryParameter> GetAllParameters(IOAuthWebRequest request)
{
var parameters = new List <QueryParameter>();
parameters.AddRange(GetQueryStringParameters(request.RequestUri));
if (request.Method == "POST")
{
parameters.AddRange(request.Form);
}
parameters.AddRange(GetSignatureBaseParameters(parameters, request));
return(parameters);
}
public WebResponse Create(IOAuthWebRequest request)
{
var httpWebRequest = (HttpWebRequest)WebRequest.Create(request.RequestUri);
httpWebRequest.AutomaticDecompression = request.Compression;
httpWebRequest.UserAgent = request.UserAgent ?? "OAuth WebRequest";
if (request.Timeout != int.MinValue)
{
httpWebRequest.Timeout = request.Timeout;
}
if (request.Proxy != null)
{
httpWebRequest.Proxy = request.Proxy;
}
httpWebRequest.Method = request.Method ?? "GET";
if (request.IfModifiedSince.HasValue)
{
httpWebRequest.IfModifiedSince = request.IfModifiedSince.Value;
}
if (request.Method == "POST" || request.Method == "PUT")
{
if (request.Form.Count > 0)
{
var formPost = GetPostString(request.Form);
httpWebRequest.ContentType = "application/x-www-form-urlencoded";
var swRequestWriter = new
StreamWriter(httpWebRequest.GetRequestStream());
swRequestWriter.Write(formPost);
swRequestWriter.Close();
}
}
if (request.Headers.Count > 0)
{
httpWebRequest.Headers.Add(request.Headers);
}
return(httpWebRequest.GetResponse());
}
public void SignWebRequest(IOAuthWebRequest request)
{
var secret = request.ConsumerToken.TokenSecret + "&";
if (request.Token != null)
secret = secret + request.Token.TokenSecret;
var parameters = GetAllParameters(request);
var signatureBase = GetSignatureBase(request,parameters);
var signature = SignatureGenerator.Generate(secret, signatureBase);
//sort out a clean request
var oauthParameters = parameters.Where(p => oauthBaseSignatureParams.Contains(p.Key)).Concat(new []{new QueryParameter(Parameters.OAuth_Signature,signature)});
var oauthExemptQueryParameters = HttpUtility.ParseQueryString(request.RequestUri.Query).ToQueryParameters().Where(p => !oauthBaseSignatureParams.Contains(p.Key));
if (request.Method == "POST")
{
IEnumerable<QueryParameter> oauthExemptFormParameters = request.Form.Where(p => !oauthBaseSignatureParams.Contains(p.Key)).ToList();
request.Form.Clear();
request.Form.AddRange(oauthExemptFormParameters);
}
if(request.UseAuthorizationHeader)
{
request.Headers.Add(Parameters.OAuth_Authorization_Header,GenerateOAuthHeader(oauthParameters));
}
else if(request.Method == "POST")
{
request.Form.AddRange(oauthParameters);
}
else
{
oauthExemptQueryParameters = oauthExemptQueryParameters.Concat(oauthParameters);
}
request.SetUri(NormalizeUri(request.RequestUri) + "?" + GetQueryString(oauthExemptQueryParameters));
}
public void SignWebRequest(IOAuthWebRequest request)
{
var secret = request.ConsumerToken.TokenSecret + "&";
if (request.Token != null)
{
secret = secret + request.Token.TokenSecret;
}
var parameters = GetAllParameters(request);
var signatureBase = GetSignatureBase(request, parameters);
var signature = SignatureGenerator.Generate(secret, signatureBase);
//sort out a clean request
var oauthParameters = parameters.Where(p => oauthBaseSignatureParams.Contains(p.Key)).Concat(new [] { new QueryParameter(Parameters.OAuth_Signature, signature) });
var oauthExemptQueryParameters = HttpUtility.ParseQueryString(request.RequestUri.Query).ToQueryParameters().Where(p => !oauthBaseSignatureParams.Contains(p.Key));
if (request.Method == "POST")
{
IEnumerable <QueryParameter> oauthExemptFormParameters = request.Form.Where(p => !oauthBaseSignatureParams.Contains(p.Key)).ToList();
request.Form.Clear();
request.Form.AddRange(oauthExemptFormParameters);
}
if (request.UseAuthorizationHeader)
{
request.Headers.Add(Parameters.OAuth_Authorization_Header, GenerateOAuthHeader(oauthParameters));
}
else if (request.Method == "POST")
{
request.Form.AddRange(oauthParameters);
}
else
{
oauthExemptQueryParameters = oauthExemptQueryParameters.Concat(oauthParameters);
}
request.SetUri(NormalizeUri(request.RequestUri) + "?" + GetQueryString(oauthExemptQueryParameters));
}
private static IEnumerable<QueryParameter> GetSignatureBaseParameters(List<QueryParameter> parameters, IOAuthWebRequest request)
{
var baseParameters = new List<QueryParameter>();
foreach (var parameter in oauthBaseSignatureParams)
{
string expectedParameter = parameter;
if (!parameters.Exists(p => p.Key == expectedParameter))
{
baseParameters.Add(new QueryParameter(parameter,ParameterFetchers[parameter].Invoke(request)));
}
else
{
var param = parameters.Single(kvp => kvp.Key == expectedParameter);
parameters.Remove(param);
baseParameters.Add(param);
}
}
return baseParameters.Where(param => !(param.Key == Parameters.OAuth_Token && string.IsNullOrEmpty(param.Value)));
}
internal static List<QueryParameter> GetAllParameters(IOAuthWebRequest request)
{
var parameters = new List<QueryParameter>();
parameters.AddRange(GetQueryStringParameters(request.RequestUri));
if (request.Method == "POST")
{
parameters.AddRange(request.Form);
}
parameters.AddRange(GetSignatureBaseParameters(parameters, request));
return parameters;
}
private string GetSignatureBase(IOAuthWebRequest request, List<QueryParameter> parameters)
{
var method = request.Method;
return GetSignatureBase(method, request.RequestUri, parameters);
}
private static IEnumerable <QueryParameter> GetSignatureBaseParameters(List <QueryParameter> parameters, IOAuthWebRequest request)
{
var baseParameters = new List <QueryParameter>();
foreach (var parameter in oauthBaseSignatureParams)
{
string expectedParameter = parameter;
if (!parameters.Exists(p => p.Key == expectedParameter))
{
baseParameters.Add(new QueryParameter(parameter, ParameterFetchers[parameter].Invoke(request)));
}
else
{
var param = parameters.Single(kvp => kvp.Key == expectedParameter);
parameters.Remove(param);
baseParameters.Add(param);
}
}
return(baseParameters.Where(param => !(param.Key == Parameters.OAuth_Token && string.IsNullOrEmpty(param.Value))));
}
private string GetSignatureBase(IOAuthWebRequest request, List <QueryParameter> parameters)
{
var method = request.Method;
return(GetSignatureBase(method, request.RequestUri, parameters));
}