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namespace OAuthClient {
using System;
using System.Configuration;
using System.Net;
using System.Runtime.Serialization.Json;
using System.Web;
using System.Web.UI;
using DotNetOpenAuth.ApplicationBlock;
using DotNetOpenAuth.Messaging;
using DotNetOpenAuth.OAuth2;
public partial class AzureAD : System.Web.UI.Page {
private static readonly AzureADClient client = new AzureADClient {
ClientIdentifier = ConfigurationManager.AppSettings["AzureADAppID"],
ClientCredentialApplicator = ClientCredentialApplicator.PostParameter(ConfigurationManager.AppSettings["AzureADAppSecret"]),
};
protected void Page_Load(object sender, EventArgs e) {
IAuthorizationState authorization = client.ProcessUserAuthorization();
if (authorization == null) {
// Kick off authorization request
client.RequestUserAuthorization();
} else {
string token = authorization.AccessToken;
AzureADClaims claimsAD = client.ParseAccessToken(token);
// Request to AD needs a {tenantid}/users/{userid}
var request = WebRequest.Create("https://graph.windows.net/" + claimsAD.Tid + "/users/" + claimsAD.Oid + "?api-version=0.9");
request.Headers = new WebHeaderCollection();
request.Headers.Add("authorization", token);
using (var response = request.GetResponse()) {
using (var responseStream = response.GetResponseStream()) {
var serializer = new DataContractJsonSerializer(typeof(AzureADGraph));
AzureADGraph graphData = (AzureADGraph)serializer.ReadObject(responseStream);
this.nameLabel.Text = HttpUtility.HtmlEncode(graphData.DisplayName);
}
}
}
}
}
}
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