public void RequestAccessTokenAndUserEmail()
{
if (string.IsNullOrWhiteSpace(AuthorizationCode))
{
throw new Exception("Authorization code is not existed!");
}
string requestData = _provider.GenerateAccessTokenRequestData(AuthorizationCode);
string responseText = _postString(_provider.TokenUri, requestData);
OAuthResponseParser parser = new OAuthResponseParser();
parser.Load(responseText);
_provider.AccessToken = parser.AccessToken;
_provider.RefreshToken = parser.RefreshToken;
_provider.UserEmail = parser.EmailInIdToken;
_provider.TokenExpiresInSeconds = parser.TokenExpiresInSeconds;
if (string.IsNullOrWhiteSpace(_provider.AccessToken))
{
throw new Exception("Failed to request access token!");
}
if (string.IsNullOrWhiteSpace(_provider.UserEmail))
{
throw new Exception("Failed to request user email address!");
}
}
public void RefreshAccessToken()
{
if (string.IsNullOrWhiteSpace(_provider.RefreshToken))
{
throw new Exception("Refresh token is not existed!");
}
string requestData = _provider.GenerateRefreshTokenRequestData();
string responseText = _postString(_provider.TokenUri, requestData);
OAuthResponseParser parser = new OAuthResponseParser();
parser.Load(responseText);
_provider.AccessToken = parser.AccessToken;
if (!string.IsNullOrEmpty(parser.RefreshToken))
{
_provider.RefreshToken = parser.RefreshToken;
}
if (parser.TokenExpiresInSeconds > 0)
{
_provider.TokenExpiresInSeconds = parser.TokenExpiresInSeconds;
}
}
public void ReceiveMailByOauth()
{
try
{
string client_id = "3ac1c2b8-9518-4f7d-9520-f886515364d6"; // "8f54719b-4070-41ae-91ad-f48e3c793c5f";
string client_secret = "s3y39]smt_rQ5D.-WXbol0RV6=9mFUaz"; // "cbmYyGQjz[d29wL2ArcgoO7HLwJXL/-.";
// If your application is not created by Office365 administrator,
// please use Office365 directory tenant id, you should ask Offic365 administrator to send it to you.
// Office365 administrator can query tenant id in https://portal.azure.com/ - Azure Active Directory.
string tenant = "b5b8b483-5597-4ae7-8e27-fcc464a3b584";// "79a42c6f-5a9a-439b-a2ca-7aa1b0ed9776";
string scopes = "https://outlook.office.com/EWS.AccessAsUser.All%20offline_access%20email%20openid";
//string scopes = "https://outlook.office365.com/EWS.AccessUserEmail";
string requestData =
string.Format("client_id={0}&client_secret={1}&scope={2}",
client_id, client_secret, scopes);
string tokenUri = string.Format("https://login.microsoftonline.com/{0}/oauth2/v2.0/token", tenant);
//string tokenUri = string.Format("https://login.microsoftonline.com/{0}", tenant);
string responseText = _postString(tokenUri, requestData);
OAuthResponseParser parser = new OAuthResponseParser();
parser.Load(responseText);
// Create a folder named "inbox" under current directory
// to save the email retrieved.
string localInbox = string.Format("{0}\\inbox", Directory.GetCurrentDirectory());
// If the folder is not existed, create it.
if (!Directory.Exists(localInbox))
{
Directory.CreateDirectory(localInbox);
}
string officeUser = "******";
string token = parser.AccessToken;
//token = "eyJ0eXAiOiJKV1QiLCJub25jZSI6Imhhc2VaaEZUQ3gtY1RmVFM4ZGtUN1lydVEzQ3BwUFl5ZE1xUDdjT3d1RFkiLCJhbGciOiJSUzI1NiIsIng1dCI6IllNRUxIVDBndmIwbXhvU0RvWWZvbWpxZmpZVSIsImtpZCI6IllNRUxIVDBndmIwbXhvU0RvWWZvbWpxZmpZVSJ9.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.Yd4qV8E3jQAOzDKWU-H5e7__XvJvPXOa4QwT_ryauAVPLG8rV_3tIwZdVHdsYUb3T4dSjkivq7kpl2AvbJGiBF1tZSBhrKEjlpPtYNZyE_oqTtiB0G06ZsoDac37ZatPqKq3OhraYh4OO7VYM8WNCvoeebwHIxe3PZZYRuFCZ-Vu2E3HtkiXFduxXQlcsKXFvEI136xQXMPYw1onSGEybMiz5HYsPPTVHx0PW4WEAyb4tiTNtby2vfFxbMFUROkZhwvRzeQgsHXYuafer2ebiWHapPOmkIbrXHnIvyjEJH8vSg4gGRW2HWvDyLxwR5UhZDcn_if0wa16qdDkFz7qzg";
// use SSL EWS + OAUTH 2.0
MailServer oServer = new MailServer("outlook.office365.com", officeUser, token, true,
ServerAuthType.AuthXOAUTH2, ServerProtocol.ExchangeEWS);
Console.WriteLine("Connecting server ...");
MailClient oClient = new MailClient("TryIt");
oClient.Connect(oServer);
Console.WriteLine("Retreiving email list ...");
MailInfo[] infos = oClient.GetMailInfos();
Console.WriteLine("Total {0} email(s)", infos.Length);
for (int i = 0; i < infos.Length; i++)
{
Console.WriteLine("Checking {0}/{1} ...", i + 1, infos.Length);
MailInfo info = infos[i];
// Generate an unqiue email file name based on date time.
string fileName = _generateFileName(i + 1);
string fullPath = string.Format("{0}\\{1}", localInbox, fileName);
Console.WriteLine("Downloading {0}/{1} ...", i + 1, infos.Length);
Mail oMail = oClient.GetMail(info);
// Save mail to local file
oMail.SaveAs(fullPath, true);
// Mark the email as deleted on server.
Console.WriteLine("Deleting ... {0}/{1}", i + 1, infos.Length);
oClient.Delete(info);
}
Console.WriteLine("Disconnecting ...");
// Delete method just mark the email as deleted,
// Quit method expunge the emails from server permanently.
oClient.Quit();
Console.WriteLine("Completed!");
}
catch (Exception ep)
{
Console.WriteLine("Error: {0}", ep.Message);
}
}
async void DoOauthAndRetrieveEmail()
{
// Creates a redirect URI using an available port on the loopback address.
string redirectUri = string.Format("http://127.0.0.1:{0}/", GetRandomUnusedPort());
Console.WriteLine("redirect URI: " + redirectUri);
// Creates an HttpListener to listen for requests on that redirect URI.
var http = new HttpListener();
http.Prefixes.Add(redirectUri);
Console.WriteLine("Listening ...");
http.Start();
// Creates the OAuth 2.0 authorization request.
string authorizationRequest = string.Format("{0}?response_type=code&scope={1}&redirect_uri={2}&client_id={3}",
authUri,
scope,
Uri.EscapeDataString(redirectUri),//"urn:ietf:wg:oauth:2.0:oob",
clientID
);
// Opens request in the browser.
System.Diagnostics.Process.Start(authorizationRequest);
// Waits for the OAuth authorization response.
var context = await http.GetContextAsync();
// Brings the Console to Focus.
BringConsoleToFront();
// Sends an HTTP response to the browser.
var response = context.Response;
string responseString = string.Format("<html><head></head><body>Please return to the app and close current window.</body></html>");
var buffer = Encoding.UTF8.GetBytes(responseString);
response.ContentLength64 = buffer.Length;
var responseOutput = response.OutputStream;
Task responseTask = responseOutput.WriteAsync(buffer, 0, buffer.Length).ContinueWith((task) =>
{
responseOutput.Close();
http.Stop();
Console.WriteLine("HTTP server stopped.");
});
// Checks for errors.
if (context.Request.QueryString.Get("error") != null)
{
Console.WriteLine(string.Format("OAuth authorization error: {0}.", context.Request.QueryString.Get("error")));
return;
}
if (context.Request.QueryString.Get("code") == null)
{
Console.WriteLine("Malformed authorization response. " + context.Request.QueryString);
return;
}
// extracts the code
var code = context.Request.QueryString.Get("code");
Console.WriteLine("Authorization code: " + code);
string responseText = await RequestAccessToken(code, redirectUri);
Console.WriteLine(responseText);
OAuthResponseParser parser = new OAuthResponseParser();
parser.Load(responseText);
var user = parser.EmailInIdToken;
var accessToken = parser.AccessToken;
Console.WriteLine("User: {0}", user);
Console.WriteLine("AccessToken: {0}", accessToken);
RetrieveMailWithXOAUTH2(user, accessToken);
}