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Diffstat (limited to 'samples/OAuthClient/SampleWcf2.aspx.cs')
| -rw-r--r-- | samples/OAuthClient/SampleWcf2.aspx.cs | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/samples/OAuthClient/SampleWcf2.aspx.cs b/samples/OAuthClient/SampleWcf2.aspx.cs new file mode 100644 index 0000000..1b17ab3 --- /dev/null +++ b/samples/OAuthClient/SampleWcf2.aspx.cs @@ -0,0 +1,120 @@ +namespace OAuthClient { + using System; + using System.Collections.Generic; + using System.Globalization; + using System.Linq; + using System.Net; + using System.ServiceModel; + using System.ServiceModel.Channels; + using System.ServiceModel.Security; + using System.Web; + using System.Web.UI; + using System.Web.UI.WebControls; + using DotNetOpenAuth.OAuth2; + + using SampleServiceProvider; + + public partial class SampleWcf2 : System.Web.UI.Page { + /// <summary> + /// The OAuth 2.0 client object to use to obtain authorization and authorize outgoing HTTP requests. + /// </summary> + private static readonly WebServerClient Client; + + /// <summary> + /// The details about the sample OAuth-enabled WCF service that this sample client calls into. + /// </summary> + private static AuthorizationServerDescription authServerDescription = new AuthorizationServerDescription { + TokenEndpoint = new Uri("http://localhost:65169/OAuth.ashx"), + AuthorizationEndpoint = new Uri("http://localhost:65169/Members/Authorize.aspx"), + }; + + /// <summary> + /// Initializes static members of the <see cref="SampleWcf2"/> class. + /// </summary> + static SampleWcf2() { + Client = new WebServerClient(authServerDescription, "sampleconsumer", "samplesecret"); + } + + /// <summary> + /// Gets or sets the authorization details for the logged in user. + /// </summary> + /// <value>The authorization details.</value> + /// <remarks> + /// Because this is a sample, we simply store the authorization information in memory with the user session. + /// A real web app should store at least the access and refresh tokens in this object in a database associated with the user. + /// </remarks> + private static IAuthorizationState Authorization { + get { return (AuthorizationState)HttpContext.Current.Session["Authorization"]; } + set { HttpContext.Current.Session["Authorization"] = value; } + } + + protected void Page_Load(object sender, EventArgs e) { + if (!IsPostBack) { + // Check to see if we're receiving a end user authorization response. + var authorization = Client.ProcessUserAuthorization(); + if (authorization != null) { + // We are receiving an authorization response. Store it and associate it with this user. + Authorization = authorization; + Response.Redirect(Request.Path); // get rid of the /?code= parameter + } + } + } + + protected void getAuthorizationButton_Click(object sender, EventArgs e) { + string[] scopes = (from item in this.scopeList.Items.OfType<ListItem>() + where item.Selected + select item.Value).ToArray(); + + Client.RequestUserAuthorization(scopes); + } + + protected void getNameButton_Click(object sender, EventArgs e) { + try { + this.nameLabel.Text = CallService(client => client.GetName()); + } catch (SecurityAccessDeniedException) { + this.nameLabel.Text = "Access denied!"; + } + } + + protected void getAgeButton_Click(object sender, EventArgs e) { + try { + int? age = CallService(client => client.GetAge()); + this.ageLabel.Text = age.HasValue ? age.Value.ToString(CultureInfo.CurrentCulture) : "not available"; + } catch (SecurityAccessDeniedException) { + this.ageLabel.Text = "Access denied!"; + } + } + + protected void getFavoriteSites_Click(object sender, EventArgs e) { + try { + string[] favoriteSites = CallService(client => client.GetFavoriteSites()); + this.favoriteSitesLabel.Text = string.Join(", ", favoriteSites); + } catch (SecurityAccessDeniedException) { + this.favoriteSitesLabel.Text = "Access denied!"; + } + } + + private T CallService<T>(Func<DataApiClient, T> predicate) { + if (Authorization == null) { + throw new InvalidOperationException("No access token!"); + } + + var wcfClient = new DataApiClient(); + + // Refresh the access token if it expires and if its lifetime is too short to be of use. + if (Authorization.AccessTokenExpirationUtc.HasValue) { + Client.RefreshToken(Authorization, TimeSpan.FromMinutes(1)); + } + + var httpRequest = (HttpWebRequest)WebRequest.Create(wcfClient.Endpoint.Address.Uri); + Client.AuthorizeRequest(httpRequest, Authorization.AccessToken); + + var httpDetails = new HttpRequestMessageProperty(); + httpDetails.Headers[HttpRequestHeader.Authorization] = httpRequest.Headers[HttpRequestHeader.Authorization]; + using (var scope = new OperationContextScope(wcfClient.InnerChannel)) { + OperationContext.Current.OutgoingMessageProperties[HttpRequestMessageProperty.Name] = httpDetails; + return predicate(wcfClient); + } + } + } +}
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