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namespace OAuthClient {
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using DotNetOpenAuth.ApplicationBlock;
using DotNetOpenAuth.Messaging;
using DotNetOpenAuth.OAuth;
public partial class Yammer : System.Web.UI.Page {
private string RequestToken {
get { return (string)ViewState["YammerRequestToken"]; }
set { ViewState["YammerRequestToken"] = value; }
}
private string AccessToken {
get { return (string)Session["YammerAccessToken"]; }
set { Session["YammerAccessToken"] = value; }
}
private InMemoryTokenManager TokenManager {
get {
var tokenManager = (InMemoryTokenManager)Application["YammerTokenManager"];
if (tokenManager == null) {
string consumerKey = ConfigurationManager.AppSettings["YammerConsumerKey"];
string consumerSecret = ConfigurationManager.AppSettings["YammerConsumerSecret"];
if (!string.IsNullOrEmpty(consumerKey)) {
tokenManager = new InMemoryTokenManager(consumerKey, consumerSecret);
Application["YammerTokenManager"] = tokenManager;
}
}
return tokenManager;
}
}
protected void Page_Load(object sender, EventArgs e) {
if (this.TokenManager != null) {
this.MultiView1.SetActiveView(this.BeginAuthorizationView);
}
}
protected void getYammerMessages_Click(object sender, EventArgs e) {
var yammer = new WebConsumer(YammerConsumer.ServiceDescription, this.TokenManager);
}
protected void obtainAuthorizationButton_Click(object sender, EventArgs e) {
var yammer = YammerConsumer.CreateConsumer(this.TokenManager);
string requestToken;
Uri popupWindowLocation = YammerConsumer.PrepareRequestAuthorization(yammer, out requestToken);
this.RequestToken = requestToken;
string javascript = "window.open('" + popupWindowLocation.AbsoluteUri + "');";
this.Page.ClientScript.RegisterStartupScript(GetType(), "YammerPopup", javascript, true);
this.MultiView1.SetActiveView(this.CompleteAuthorizationView);
}
protected void finishAuthorizationButton_Click(object sender, EventArgs e) {
if (!Page.IsValid) {
return;
}
var yammer = YammerConsumer.CreateConsumer(this.TokenManager);
var authorizationResponse = YammerConsumer.CompleteAuthorization(yammer, this.RequestToken, this.yammerUserCode.Text);
if (authorizationResponse != null) {
this.accessTokenLabel.Text = HttpUtility.HtmlEncode(authorizationResponse.AccessToken);
this.MultiView1.SetActiveView(this.AuthorizationCompleteView);
} else {
this.MultiView1.SetActiveView(this.BeginAuthorizationView);
this.authorizationErrorLabel.Visible = true;
}
}
}
}
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