public static Uri SignOut(string postLogoutRedirect)
{
if (_discoveryContext == null)
{
_discoveryContext = new Microsoft.Office365.OAuth.DiscoveryContext();
}
_discoveryContext.ClearCache();
return(_discoveryContext.GetLogoutUri <SessionCache>(postLogoutRedirect));
}
public static async Task <SharePointClient> EnsureClientCreated()
{
if (_discoveryContext == null)
{
_discoveryContext = await Microsoft.Office365.OAuth.DiscoveryContext.CreateAsync();
}
var dcr = await _discoveryContext.DiscoverResourceAsync(ServiceResourceId);
_lastLoggedInUser = dcr.UserId;
return(new SharePointClient(ServiceEndpointUri, async() =>
{
return (await _discoveryContext.AuthenticationContext.AcquireTokenByRefreshTokenAsync(new SessionCache().Read("RefreshToken"), new Microsoft.IdentityModel.Clients.ActiveDirectory.ClientCredential(_discoveryContext.AppIdentity.ClientId, _discoveryContext.AppIdentity.ClientSecret), ServiceResourceId)).AccessToken;
}));
}