public static async Task <string> GetVideoPortalRootUrl()
{
if (string.IsNullOrEmpty(_videoPortalRootUrl))
{
HttpClient client = new HttpClient();
client.DefaultRequestHeaders.Add("Accept", "application/json;odata=verbose");
client.DefaultRequestHeaders.Add("Authorization", "Bearer " + await AadHelper.GetAccessTokenForSharePoint());
// create request to video portal's discovery endpoint
var query = string.Format("https://{0}.sharepoint.com/_api/VideoService.Discover",
SettingsHelper.Office365TenantId);
// issue request & get response
var response = await client.GetAsync(query);
string responseString = await response.Content.ReadAsStringAsync();
// convert response to object
var jsonResponse = JsonConvert.DeserializeObject <VideoServiceDiscovery>(responseString);
_videoPortalRootUrl = jsonResponse.Data.VideoPortalUrl;
}
return(_videoPortalRootUrl);
}
public static GraphServiceClient GetAuthenticatedClient(string userObjectId)
{
GraphServiceClient graphClient = new GraphServiceClient(//"https://graph.microsoft.com/beta",
new DelegateAuthenticationProvider(
async(requestMessage) =>
{
string accessToken = //await SampleAuthProvider.Instance.GetUserAccessTokenAsync();
await AadHelper.GetAccessTokenFromGraphRefreshTokenAsync(userObjectId);
// Append the access token to the request.
requestMessage.Headers.Authorization = new AuthenticationHeaderValue("bearer", accessToken);
// This header has been added to identify our sample in the Microsoft Graph service. If extracting this code for your project please remove.
//requestMessage.Headers.Add("SampleID", "aspnet-connect-sample");
}));
return(graphClient);
}
