(DataFlex) Send XMLHttpRequest and Get Response

Demonstrates how to send an HTTP XML request and retrieve the response.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoHttp
    String sXmlStr
    String sUrlEndpoint
    String sXmlCharset
    Variant vResp
    Handle hoResp
    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

    // The XML sent in the body of the request is application
    // specified -- it should contain whatever the server-side
    // application is expecting..
    Move '<?xml version="1.0" encoding="UTF-8"?><appXml><something>123</something></appXml>' To sXmlStr

    Move "http://www.chilkatsoft.com/xmlEcho.asp" To sUrlEndpoint
    Move "utf-8" To sXmlCharset

    Get Create (RefClass(cComChilkatHttpResponse)) To hoResp
    If (Not(IsComObjectCreated(hoResp))) Begin
        Send CreateComObject of hoResp
    End
    Get pvComObject of hoResp to vResp
    Get ComHttpStr Of hoHttp "POST" sUrlEndpoint sXmlStr sXmlCharset "application/xml" vResp To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // The raw HTTP request sent by the above call is:

    // POST /xmlEcho.asp HTTP/1.1
    // Content-Type: text/xml
    // Host: www.chilkatsoft.com
    // Accept: */*
    // Accept-Charset: ISO-8859-1,utf-8;q=0.7,*; q=0.7
    // Accept-Language: en-us,en;q=0.5
    // Accept-Encoding: gzip
    // Content-Length: 81
    // 
    // <?xml version="1.0" encoding="UTF-8"?><appXml><something>123</something></appXml>

    // Examine the Body of the HTTP response
    // This would be the XML response sent by the server.
    Get ComBodyStr Of hoResp To sTemp1
    Showln sTemp1


End_Procedure