private static async Task <string> GetThumbnail(AADGraphClient client, string userPrincipalName)
{
var result = string.Empty;
try
{
var userPhoto = await client.GetThumbnailAsync(userPrincipalName);
if (userPhoto != null)
{
result = userPhoto;
}
}
catch (Microsoft.Data.OData.ODataErrorException ex)
{
if (ex.Error.ErrorCode == "Request_ResourceNotFound")
{
result = Constants.AnonymPhotoPath;
}
}
catch (Exception e)
{
result = Constants.AnonymPhotoPath;
}
return(result);
}
private static AADGraphClient GetGraphClient()
{
var activeDirectoryClient = AuthenticationHelper.GetActiveDirectoryClient();
var graphClient = new AADGraphClient(activeDirectoryClient);
return(graphClient);
}