DataFlex

Office365 POP3 Login with OAuth2 Authentication

See more Office365 Examples

Demonstrates how to authenticate using OAuth2 using the POP3 protocol with outlook.office365.com.

Note: This example requires Chilkat v9.5.0.83 or greater.

DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoMailman
    Handle hoJsonToken
    Integer iNumEmails
    String sTemp1

    Move False To iSuccess

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    Get Create (RefClass(cComChilkatMailMan)) To hoMailman
    If (Not(IsComObjectCreated(hoMailman))) Begin
        Send CreateComObject of hoMailman
    End

    Set ComMailHost Of hoMailman To "outlook.office365.com"
    Set ComMailPort Of hoMailman To 995
    Set ComPopSsl Of hoMailman To True

    // Use your O365 email address here.
    Set ComPopUsername Of hoMailman To "OFFICE365_EMAIL_ADDRESS"

    // When using OAuth2 authentication, leave the password empty.
    Set ComPopPassword Of hoMailman To ""

    // Load our previously obtained OAuth2 access token.
    Get Create (RefClass(cComChilkatJsonObject)) To hoJsonToken
    If (Not(IsComObjectCreated(hoJsonToken))) Begin
        Send CreateComObject of hoJsonToken
    End
    Get ComLoadFile Of hoJsonToken "qa_data/tokens/office365.json" To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoJsonToken To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComStringOf Of hoJsonToken "access_token" To sTemp1
    Set ComOAuth2AccessToken Of hoMailman To sTemp1

    // Make the TLS connection to the outlook.office365.com POP3 server.
    Get ComPop3Connect Of hoMailman To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoMailman To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Authenticate using XOAUTH2
    Get ComPop3Authenticate Of hoMailman To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoMailman To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Find out how many emails are on the server..
    Get ComCheckMail Of hoMailman To iNumEmails
    If (iNumEmails < 0) Begin
        Get ComLastErrorText Of hoMailman To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Examine the POP3 session log:
    Get ComPop3SessionLog Of hoMailman To sTemp1
    Showln sTemp1

    // The POP3 session log will look something like this:

    // **** Connected to outlook.office365.com:995
    // < +OK The Microsoft Exchange POP3 service is ready. [QwBIADIAUABSADEAOABD...YwBvAG0A]
    // > AUTH XOAUTH2
    // < + 
    // > <base64 string in XOAUTH2 format>
    // < +OK User successfully authenticated.
    // > STAT
    // < +OK 3 375302

    // End the POP3 session and close the connection to the GMail server.
    Get ComPop3EndSession Of hoMailman To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoMailman To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Showln "Finished."


End_Procedure