public async Task <HttpResponseMessage> OAuthCallback([FromUri] string code, [FromUri] string session_state, string state, CancellationToken token)
{
var dict = HttpUtility.ParseQueryString(state);
string json = JsonConvert.SerializeObject(dict.Cast <string>().ToDictionary(k => k, v => dict[v]));
Address encodedAddress = JsonConvert.DeserializeObject <Address>(json);
Address address = new Address(
botId: SharepointHelpers.TokenDecoder(encodedAddress.BotId),
channelId: SharepointHelpers.TokenDecoder(encodedAddress.ChannelId),
conversationId: SharepointHelpers.TokenDecoder(encodedAddress.ConversationId),
serviceUrl: SharepointHelpers.TokenDecoder(encodedAddress.ServiceUrl),
userId: SharepointHelpers.TokenDecoder(encodedAddress.UserId)
);
var conversationReference = address.ToConversationReference();
// Exchange the Sharepoint Auth code with Access token
var accessToken = await SharepointHelpers.ExchangeCodeForAccessToken(conversationReference, code, Constants.SharepointOauthCallback.ToString());
// Create the message that is send to conversation to resume the login flow
var msg = conversationReference.GetPostToBotMessage();
msg.Text = $"token:{accessToken}";
// Resume the conversation to AuthDialog
await Conversation.ResumeAsync(conversationReference, msg);
using (var scope = DialogModule.BeginLifetimeScope(Conversation.Container, msg))
{
var dataBag = scope.Resolve <IBotData>();
await dataBag.LoadAsync(token);
ConversationReference pending;
if (dataBag.PrivateConversationData.TryGetValue("persistedCookie", out pending))
{
// remove persisted cookie
dataBag.PrivateConversationData.RemoveValue("persistedCookie");
await dataBag.FlushAsync(token);
return(Request.CreateResponse("You are now logged in! Continue talking to the bot."));
}
else
{
// Callback is called with no pending message as a result the login flow cannot be resumed.
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, new InvalidOperationException("Cannot resume!")));
}
}
}
private static Microsoft.Bot.Connector.Attachment GetSigninCard(ConversationReference conversationReference)
{
List <CardAction> cardButtons = new List <CardAction>();
CardAction plButton = new CardAction()
{
Value = SharepointHelpers.GetSharepointLoginURL(conversationReference, Constants.SharepointOauthCallback.ToString()),
Type = "openUrl",
Title = "Authentication Required"
};
cardButtons.Add(plButton);
SigninCard plCard = new SigninCard("Please login to microsoft account", new List <CardAction>()
{
plButton
});
return(plCard.ToAttachment());
}
private static Microsoft.Bot.Connector.Attachment GetSkypeSigninCard(ConversationReference conversationReference)
{
var signinCard = new SigninCard
{
Text = "Please login to microsoft account",
Buttons = new List <CardAction> {
new CardAction(ActionTypes.Signin, "Authentication Required", value: SharepointHelpers.GetSharepointLoginURL(conversationReference, Constants.SharepointOauthCallback.ToString()))
}
};
return(signinCard.ToAttachment());
}
