(DataFlex) Send HTML Email with Embedded Image Loaded from Memory

Demonstrates how to compose an HTML email with an embedded image where the image data is loaded directly from memory.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-win32.pkg

Procedure Test
    Handle hoFac
    Variant hoImageBytes
    Handle hoMailman
    Variant vEmail
    Handle hoEmail
    Boolean iSuccess
    String sContentIdStarfish
    Handle hoSbHtml
    Integer iNumReplacements
    Boolean iSuccess
    String sTemp1
    Boolean bTemp1

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

    // First load image data into memory.
    // This example loads image data from a file.
    // However, your application could get the image data from any other source, such as
    // from a database.
    Get Create (RefClass(cComCkFileAccess)) To hoFac
    If (Not(IsComObjectCreated(hoFac))) Begin
        Send CreateComObject of hoFac
    End

    Get ComReadEntireFile Of hoFac "qa_data/jpg/starfish.jpg" To hoImageBytes

    // The mailman object is used for sending and receiving email.
    Get Create (RefClass(cComChilkatMailMan)) To hoMailman
    If (Not(IsComObjectCreated(hoMailman))) Begin
        Send CreateComObject of hoMailman
    End

    // Use your SMTP server hostname.  This example uses office365, but it could be any SMTP server..
    Set ComSmtpHost Of hoMailman To "outlook.office365.com"
    Set ComSmtpPort Of hoMailman To 587
    Set ComStartTLS Of hoMailman To True

    // Set the SMTP login/password
    Set ComSmtpUsername Of hoMailman To "OFFICE365-SMTP-LOGIN"
    Set ComSmtpPassword Of hoMailman To "OFFICE365-SMTP-PASSWORD"

    // Create a new email object
    Get Create (RefClass(cComChilkatEmail)) To hoEmail
    If (Not(IsComObjectCreated(hoEmail))) Begin
        Send CreateComObject of hoEmail
    End
    Set ComSubject Of hoEmail To "HTML Email with Image Loaded from In-Memory Bytes"
    Set ComFrom Of hoEmail To "Chilkat Support <my-office365-user@mydomain.com>"
    Get ComAddTo Of hoEmail "Chilkat Support" "support@chilkatsoft.com" To iSuccess

    Get ComAddRelatedData Of hoEmail "starfish.jpg" vImageBytes To sContentIdStarfish
    Get ComLastMethodSuccess Of hoEmail To bTemp1
    If (bTemp1 <> True) Begin
        Get ComLastErrorText Of hoEmail To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // The src attribute for the image tag is set to the contentIdStarfish:
    Get Create (RefClass(cComChilkatStringBuilder)) To hoSbHtml
    If (Not(IsComObjectCreated(hoSbHtml))) Begin
        Send CreateComObject of hoSbHtml
    End
    Get ComAppend Of hoSbHtml "<html><body><p>This is an HTML email with an embedded image.</p>" To iSuccess
    Get ComAppend Of hoSbHtml '<p><img src="cid:CONTENT_ID_STARFISH" /></p></body></html>' To iSuccess
    Get ComReplace Of hoSbHtml "CONTENT_ID_STARFISH" sContentIdStarfish To iNumReplacements

    Get ComGetAsString Of hoSbHtml To sTemp1
    Send ComSetHtmlBody To hoEmail sTemp1

    Get pvComObject of hoEmail to vEmail
    Get ComSendEmail Of hoMailman vEmail To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoMailman To sTemp1
        Showln sTemp1
    End
    Else Begin
        Showln "Mail Sent!"
    End



End_Procedure