DataFlex

Simple SOAP Request

See more HTTP Examples

Demonstrates how to send a simple SOAP request. DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoXml
    String sSoapRequestBody
    String sEndpoint
    String sSoapAction
    String sContentType
    Handle hoHttp
    Variant vResp
    Handle hoResp
    Variant vResponseXml
    Handle hoResponseXml
    Integer iStatusCode
    String sDat_NumberToDollarsResult
    String sTemp1

    Move False To iSuccess

    // --------------------------------------------------------------------------------
    // Also see Chilkat's Online WSDL Code Generator
    // to generate code and SOAP Request and Response XML for each operation in a WSDL.
    // --------------------------------------------------------------------------------

    // Create the following XML to be sent in the SOAP request body.

    // <soapenv:Envelope xmlns:dat="http://www.dataaccess.com/webservicesserver/" xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
    //     <soapenv:Header/>
    //     <soapenv:Body>
    //         <dat:NumberToDollars>
    //             <dat:dNum>99.0</dat:dNum>
    //         </dat:NumberToDollars>
    //     </soapenv:Body>
    // </soapenv:Envelope>

    Get Create (RefClass(cComChilkatXml)) To hoXml
    If (Not(IsComObjectCreated(hoXml))) Begin
        Send CreateComObject of hoXml
    End
    Set ComTag Of hoXml To "soapenv:Envelope"
    Get ComAddAttribute Of hoXml "xmlns:dat" "http://www.dataaccess.com/webservicesserver/" To iSuccess
    Get ComAddAttribute Of hoXml "xmlns:soapenv" "http://schemas.xmlsoap.org/soap/envelope/" To iSuccess
    Send ComUpdateChildContent To hoXml "soapenv:Header" ""
    Send ComUpdateChildContent To hoXml "soapenv:Body|dat:NumberToDollars|dat:dNum" "99.0"

    // In a SOAP HTTP request, including the XML declaration (<?xml version="1.0" encoding="UTF-8"?>) in the XML body is generally not required. 
    Set ComEmitXmlDecl Of hoXml To False
    Get ComGetXml Of hoXml To sSoapRequestBody

    Move "https://www.dataaccess.com/webservicesserver/numberconversion.wso" To sEndpoint
    Move "" To sSoapAction
    //  For SOAP requests, the standard Content-Type is usually set to "text/xml" or "application/soap+xml"
    Move "text/xml" To sContentType

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

    Send ComClearHeaders To hoHttp
    Send ComSetRequestHeader To hoHttp "SOAPAction" sSoapAction

    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" sEndpoint sSoapRequestBody "utf-8" sContentType vResp To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Get the XML response body.
    Get Create (RefClass(cComChilkatXml)) To hoResponseXml
    If (Not(IsComObjectCreated(hoResponseXml))) Begin
        Send CreateComObject of hoResponseXml
    End
    Get pvComObject of hoResponseXml to vResponseXml
    Get ComGetBodyXml Of hoResp vResponseXml To iSuccess

    Get ComStatusCode Of hoResp To iStatusCode
    Showln "response status code: " iStatusCode

    // If the status code does not indicate succcess, then show the response XML,
    // which probably contains error information.
    If (iStatusCode <> 200) Begin
        Get ComGetXml Of hoResponseXml To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComGetXml Of hoResponseXml To sTemp1
    Showln sTemp1

    // Parse the successful SOAP response XML.

    // This is a sample of the response XML, but the namespace prefixes will be different.
    // We can parse the result using "*" for the namespace prefixes (see below).

    // <soapenv:Envelope xmlns:dat="http://www.dataaccess.com/webservicesserver/" xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
    //     <soapenv:Header/>
    //     <soapenv:Body>
    //         <dat:NumberToDollarsResponse>
    //             <dat:NumberToDollarsResult>string</dat:NumberToDollarsResult>
    //         </dat:NumberToDollarsResponse>
    //     </soapenv:Body>
    // </soapenv:Envelope>

    Get ComGetChildContent Of hoResponseXml "*:Body|*:NumberToDollarsResponse|*:NumberToDollarsResult" To sDat_NumberToDollarsResult
    Showln "result: " sDat_NumberToDollarsResult


End_Procedure