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<%@ WebHandler Language="C#" Class="OAuth" %>
using System;
using System.Linq;
using System.Web;
using System.Web.SessionState;
using DotNetOAuth;
using DotNetOAuth.ChannelElements;
using DotNetOAuth.Messages;
using DotNetOAuth.Messaging;
public class OAuth : IHttpHandler, IRequiresSessionState {
ServiceProvider sp;
public OAuth() {
sp = new ServiceProvider(Constants.SelfDescription, Global.TokenManager, new CustomOAuthTypeProvider(Global.TokenManager));
}
public void ProcessRequest(HttpContext context) {
IProtocolMessage request = sp.ReadRequest();
RequestScopedTokenMessage requestToken;
UserAuthorizationRequest requestAuth;
AuthorizedTokenRequest requestAccessToken;
if ((requestToken = request as RequestScopedTokenMessage) != null) {
var response = sp.PrepareUnauthorizedTokenMessage(requestToken);
sp.Channel.Send(response).Send();
} else if ((requestAuth = request as UserAuthorizationRequest) != null) {
Global.PendingOAuthAuthorization = requestAuth;
HttpContext.Current.Response.Redirect("~/Members/Authorize.aspx");
} else if ((requestAccessToken = request as AuthorizedTokenRequest) != null) {
var response = sp.PrepareAccessTokenMessage(requestAccessToken);
sp.Channel.Send(response).Send();
} else {
throw new InvalidOperationException();
}
}
public bool IsReusable {
get { return true; }
}
}
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