(Unicode C) HTTP POST with XML Body

Demonstrates sending an HTTP POST with a XML body.

For more information, see https://chilkatsoft.com/http_post_with_xml_body.asp

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#include <C_CkHttpW.h>
#include <C_CkXmlW.h>
#include <C_CkStringBuilderW.h>
#include <C_CkHttpResponseW.h>

void ChilkatSample(void)
    {
    HCkHttpW http;
    BOOL success;
    HCkXmlW xml;
    HCkStringBuilderW sbRequestBody;
    HCkHttpResponseW resp;

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

    http = CkHttpW_Create();

    // Implements the following CURL command:

    // curl -X POST https://example.com/StockQuote \
    //   -H "Host: www.example.org" \
    //   -H "Content-Type: application/soap+xml; charset=utf-8" \
    //   -H "SOAPAction: http://www.example.org/StockPrice" \
    //   -d '<?xml version="1.0"?>
    // 
    // <soap:Envelope
    // xmlns:soap="http://www.w3.org/2003/05/soap-envelope/"
    // soap:encodingStyle="http://www.w3.org/2003/05/soap-encoding">
    // 
    // <soap:Body xmlns:m="http://www.example.org/stock">
    //   <m:GetStockPrice>
    //     <m:StockName>IBM</m:StockName>
    //   </m:GetStockPrice>
    // </soap:Body>
    // 
    // </soap:Envelope>'

    // Use the following online tool to generate HTTP code from a CURL command
    // Convert a cURL Command to HTTP Source Code

    // Use this online tool to generate code from sample XML:
    // Generate Code to Create XML

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

    // The following XML is sent in the request body.

    // <?xml version="1.0" encoding="utf-8"?>
    // <soap:Envelope xmlns:soap="http://www.w3.org/2003/05/soap-envelope/" soap:encodingStyle="http://www.w3.org/2003/05/soap-encoding">
    //     <soap:Body xmlns:m="http://www.example.org/stock">
    //         <m:GetStockPrice>
    //             <m:StockName>IBM</m:StockName>
    //         </m:GetStockPrice>
    //     </soap:Body>
    // </soap:Envelope>
    // 

    xml = CkXmlW_Create();
    CkXmlW_putTag(xml,L"soap:Envelope");
    CkXmlW_AddAttribute(xml,L"xmlns:soap",L"http://www.w3.org/2003/05/soap-envelope/");
    CkXmlW_AddAttribute(xml,L"soap:encodingStyle",L"http://www.w3.org/2003/05/soap-encoding");
    CkXmlW_UpdateAttrAt(xml,L"soap:Body",TRUE,L"xmlns:m",L"http://www.example.org/stock");
    CkXmlW_UpdateChildContent(xml,L"soap:Body|m:GetStockPrice|m:StockName",L"IBM");

    CkHttpW_SetRequestHeader(http,L"SOAPAction",L"http://www.example.org/StockPrice");
    CkHttpW_SetRequestHeader(http,L"Host",L"www.example.org");
    CkHttpW_SetRequestHeader(http,L"Content-Type",L"application/soap+xml; charset=utf-8");

    sbRequestBody = CkStringBuilderW_Create();
    CkXmlW_GetXmlSb(xml,sbRequestBody);

    resp = CkHttpW_PTextSb(http,L"POST",L"https://example.com/StockQuote",sbRequestBody,L"utf-8",L"application/soap+xml; charset=utf-8",FALSE,FALSE);
    if (CkHttpW_getLastMethodSuccess(http) == FALSE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        CkXmlW_Dispose(xml);
        CkStringBuilderW_Dispose(sbRequestBody);
        return;
    }

    wprintf(L"%d\n",CkHttpResponseW_getStatusCode(resp));
    wprintf(L"%s\n",CkHttpResponseW_bodyStr(resp));
    CkHttpResponseW_Dispose(resp);


    CkHttpW_Dispose(http);
    CkXmlW_Dispose(xml);
    CkStringBuilderW_Dispose(sbRequestBody);

    }