C++

Office365 IMAP with OAuth2 Authentication

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Demonstrates how to authenticate using OAuth2 with outlook.office365.com. C++

#include <CkJsonObject.h>
#include <CkImap.h>

void ChilkatSample(void)
    {
    bool success = false;

    //  An Office365 OAuth2 access token must first be obtained prior
    //  to running this code.

    //  Getting the OAuth2 access token for the 1st time requires the O365 account owner's 
    //  interactive authorizaition via a web browser.  Afterwards, the access token
    //  can be repeatedly refreshed automatically.

    //  See the following examples for getting and refreshing an OAuth2 access token

    //  Get Office365 SMTP/IMAP/POP3 OAuth2 Access Token
    //  Refresh Office365 SMTP/IMAP/POP3 OAuth2 Access Token

    //  First get our previously obtained OAuth2 access token.
    CkJsonObject jsonToken;
    success = jsonToken.LoadFile("qa_data/tokens/office365.json");
    if (success == false) {
        std::cout << "Failed to open the office365 OAuth JSON file." << "\r\n";
        return;
    }

    CkImap imap;

    imap.put_Ssl(true);
    imap.put_Port(993);

    //  Connect to the Office365 IMAP server.
    success = imap.Connect("outlook.office365.com");
    if (success != true) {
        std::cout << imap.lastErrorText() << "\r\n";
        return;
    }

    //  Use OAuth2 authentication.
    imap.put_AuthMethod("XOAUTH2");

    //  Login using our username (i.e. email address) and the access token for the password.
    success = imap.Login("OFFICE365_EMAIL_ADDRESS",jsonToken.stringOf("access_token"));
    if (success != true) {
        std::cout << imap.lastErrorText() << "\r\n";
        return;
    }

    std::cout << "O365 OAuth authentication is successful." << "\r\n";

    //  Do something...
    success = imap.SelectMailbox("Inbox");
    if (success != true) {
        std::cout << imap.lastErrorText() << "\r\n";
        return;
    }

    //  Your application can continue to do other things in the IMAP session....

    //  When finished, logout and close the connection.
    success = imap.Logout();
    success = imap.Disconnect();

    std::cout << "Finished." << "\r\n";
    }