Sample code for 30+ languages & platforms
DataFlex

Mailgun Send Send HTML Email with Attachments and HTML Images

See more Mailgun Examples

Sends an HTML email with images and attachments.

Chilkat DataFlex Downloads

Download Chilkat for DataFlex
DataFlex 
Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoHttp
    Variant vReq
    Handle hoReq
    Variant vBd
    Handle hoBd
    Variant vResp
    Handle hoResp
    Variant vSbResponseBody
    Handle hoSbResponseBody
    Handle hoJResp
    Integer iRespStatusCode
    String sId
    String sMessage
    String sTemp1

    Move False To iSuccess

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

    Get Create (RefClass(cComChilkatHttp)) To hoHttp
    If (Not(IsComObjectCreated(hoHttp))) Begin
        Send CreateComObject of hoHttp
    End

    Set ComLogin Of hoHttp To "api"
    Set ComPassword Of hoHttp To "sending_api_key"    //  Replace with your actual sending API key.

    Get Create (RefClass(cComChilkatHttpRequest)) To hoReq
    If (Not(IsComObjectCreated(hoReq))) Begin
        Send CreateComObject of hoReq
    End
    Set ComHttpVerb Of hoReq To "POST"
    Set ComPath Of hoReq To "/v3/YOUR_DOMAIN_NAME/messages"
    Set ComContentType Of hoReq To "multipart/form-data"

    // Change YOUR_DOMAIN_NAME to something like "mg.your-domain.com".
    Send ComAddParam To hoReq "from" "Your Name <mailgun@YOUR_DOMAIN_NAME>"
    Send ComAddParam To hoReq "to" "Joe Example <joe@example.com>"
    Send ComAddParam To hoReq "subject" "Hello Joe Example"
    Send ComAddParam To hoReq "html" '<html><body><b>This is the HTML body</b><br><img src="cid:cidStarfish.jpg"></body></html>'

    // An a attachd file
    Get Create (RefClass(cComChilkatBinData)) To hoBd
    If (Not(IsComObjectCreated(hoBd))) Begin
        Send CreateComObject of hoBd
    End
    Get ComLoadFile Of hoBd "qa_data/hamlet.zip" To iSuccess
    If (iSuccess = False) Begin
        Showln "Failed to load file attachment."
        Procedure_Return
    End

    Get pvComObject of hoBd to vBd
    Get ComAddBdForUpload Of hoReq "attachment" "hamlet.zip" vBd "application/zip" To iSuccess

    // add an image as CID
    Get ComLoadFile Of hoBd "qa_data/jpg/starfish.jpg" To iSuccess
    If (iSuccess = False) Begin
        Showln "Failed to load HTML image."
        Procedure_Return
    End

    Get pvComObject of hoBd to vBd
    Get ComAddBdForUpload Of hoReq "inline" "cidStarfish.jpg" vBd "image/jpeg" To iSuccess

    Get Create (RefClass(cComChilkatHttpResponse)) To hoResp
    If (Not(IsComObjectCreated(hoResp))) Begin
        Send CreateComObject of hoResp
    End
    Get pvComObject of hoReq to vReq
    Get pvComObject of hoResp to vResp
    Get ComHttpSReq Of hoHttp "api.mailgun.net" 443 True vReq vResp To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatStringBuilder)) To hoSbResponseBody
    If (Not(IsComObjectCreated(hoSbResponseBody))) Begin
        Send CreateComObject of hoSbResponseBody
    End
    Get pvComObject of hoSbResponseBody to vSbResponseBody
    Get ComGetBodySb Of hoResp vSbResponseBody To iSuccess
    Get Create (RefClass(cComChilkatJsonObject)) To hoJResp
    If (Not(IsComObjectCreated(hoJResp))) Begin
        Send CreateComObject of hoJResp
    End
    Get pvComObject of hoSbResponseBody to vSbResponseBody
    Get ComLoadSb Of hoJResp vSbResponseBody To iSuccess
    Set ComEmitCompact Of hoJResp To False

    Showln "Response Body:"
    Get ComEmit Of hoJResp To sTemp1
    Showln sTemp1

    Get ComStatusCode Of hoResp To iRespStatusCode
    Showln "Response Status Code = " iRespStatusCode
    If (iRespStatusCode >= 400) Begin
        Showln "Response Header:"
        Get ComHeader Of hoResp To sTemp1
        Showln sTemp1
        Showln "Failed."
        Procedure_Return
    End

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "id": "<20210429234809.1.2D550E1C94D3D98F@sandbox0e542e4c577f4bbb98c8bf6b6bca727b.mailgun.org>",
    //   "message": "Queued. Thank you."
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    Get ComStringOf Of hoJResp "id" To sId
    Get ComStringOf Of hoJResp "message" To sMessage


End_Procedure