(C) Simple SOAP Request

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Demonstrates how to send a simple SOAP request.

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#include <C_CkXml.h>
#include <C_CkHttp.h>
#include <C_CkHttpResponse.h>

void ChilkatSample(void)
    {
    HCkXml xml;
    const char *soapRequestBody;
    const char *endpoint;
    const char *soapAction;
    const char *contentType;
    HCkHttp http;
    HCkHttpResponse resp;
    HCkXml responseXml;
    int statusCode;
    const char *dat_NumberToDollarsResult;

    // --------------------------------------------------------------------------------
    // 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>

    xml = CkXml_Create();
    CkXml_putTag(xml,"soapenv:Envelope");
    CkXml_AddAttribute(xml,"xmlns:dat","http://www.dataaccess.com/webservicesserver/");
    CkXml_AddAttribute(xml,"xmlns:soapenv","http://schemas.xmlsoap.org/soap/envelope/");
    CkXml_UpdateChildContent(xml,"soapenv:Header","");
    CkXml_UpdateChildContent(xml,"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. 
    CkXml_putEmitXmlDecl(xml,FALSE);
    soapRequestBody = CkXml_getXml(xml);

    endpoint = "https://www.dataaccess.com/webservicesserver/numberconversion.wso";
    soapAction = "";
    //  For SOAP requests, the standard Content-Type is usually set to "text/xml" or "application/soap+xml"
    contentType = "text/xml";

    http = CkHttp_Create();

    CkHttp_ClearHeaders(http);
    CkHttp_SetRequestHeader(http,"Content-Type",contentType);
    CkHttp_SetRequestHeader(http,"SOAPAction",soapAction);

    resp = CkHttp_PostXml(http,endpoint,soapRequestBody,"utf-8");
    if (CkHttp_getLastMethodSuccess(http) == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        printf("Failed to send SOAP request.\n");
        CkXml_Dispose(xml);
        CkHttp_Dispose(http);
        return;
    }

    // Get the XML response body.
    responseXml = CkXml_Create();
    CkHttpResponse_GetBodyXml(resp,responseXml);

    statusCode = CkHttpResponse_getStatusCode(resp);
    printf("response status code: %d\n",statusCode);

    CkHttpResponse_Dispose(resp);

    // If the status code does not indicate succcess, then show the response XML,
    // which probably contains error information.
    if (statusCode != 200) {
        printf("%s\n",CkXml_getXml(responseXml));
        CkXml_Dispose(xml);
        CkHttp_Dispose(http);
        CkXml_Dispose(responseXml);
        return;
    }

    printf("%s\n",CkXml_getXml(responseXml));

    // 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>

    dat_NumberToDollarsResult = CkXml_getChildContent(responseXml,"*:Body|*:NumberToDollarsResponse|*:NumberToDollarsResult");
    printf("result: %s\n",dat_NumberToDollarsResult);


    CkXml_Dispose(xml);
    CkHttp_Dispose(http);
    CkXml_Dispose(responseXml);

    }