AwdbWebServiceSoapBinding / getForecast

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

void ChilkatSample(void)
    {
    HCkXmlW xml;
    const wchar_t *soapRequestBody;
    const wchar_t *endpoint;
    const wchar_t *soapAction;
    const wchar_t *contentType;
    HCkHttpW http;
    HCkHttpResponseW resp;
    HCkXmlW responseXml;
    int statusCode;
    const wchar_t *calculationDate;
    const wchar_t *elementCd;
    int exceedenceProbabilities;
    const wchar_t *exceedenceValues;
    const wchar_t *forecastPeriod;
    const wchar_t *periodAverage;
    const wchar_t *publicationDate;
    const wchar_t *stationTriplet;
    const wchar_t *unitCd;

    xml = CkXmlW_Create();
    CkXmlW_putTag(xml,L"soapenv:Envelope");
    CkXmlW_AddAttribute(xml,L"xmlns:awd",L"http://www.wcc.nrcs.usda.gov/ns/awdbWebService");
    CkXmlW_AddAttribute(xml,L"xmlns:soapenv",L"http://schemas.xmlsoap.org/soap/envelope/");
    CkXmlW_UpdateChildContent(xml,L"soapenv:Header",L"");
    CkXmlW_UpdateChildContent(xml,L"soapenv:Body|awd:getForecast|awd:stationTriplet",L"string");
    CkXmlW_UpdateChildContent(xml,L"soapenv:Body|awd:getForecast|awd:elementCd",L"string");
    CkXmlW_UpdateChildContent(xml,L"soapenv:Body|awd:getForecast|awd:forecastPeriod",L"string");
    CkXmlW_UpdateChildContent(xml,L"soapenv:Body|awd:getForecast|awd:publicationDate",L"string");

    // In a SOAP HTTP request, including the XML declaration (<?xml version="1.0" encoding="UTF-8"?>) in the XML body is generally not required. 
    CkXmlW_putEmitXmlDecl(xml,FALSE);
    soapRequestBody = CkXmlW_getXml(xml);

    endpoint = L"https://wcc.sc.egov.usda.gov/awdbWebService/services";
    soapAction = L"";
    //  For SOAP requests, the standard Content-Type is usually set to "text/xml" or "application/soap+xml"
    contentType = L"text/xml";

    http = CkHttpW_Create();

    CkHttpW_ClearHeaders(http);
    CkHttpW_SetRequestHeader(http,L"Content-Type",contentType);
    CkHttpW_SetRequestHeader(http,L"SOAPAction",soapAction);

    resp = CkHttpW_PostXml(http,endpoint,soapRequestBody,L"utf-8");
    if (CkHttpW_getLastMethodSuccess(http) == FALSE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        wprintf(L"Failed to send SOAP request.\n");
        CkXmlW_Dispose(xml);
        CkHttpW_Dispose(http);
        return;
    }

    // Get the XML response body.
    responseXml = CkXmlW_Create();
    CkHttpResponseW_GetBodyXml(resp,responseXml);

    statusCode = CkHttpResponseW_getStatusCode(resp);
    wprintf(L"response status code: %d\n",statusCode);

    CkHttpResponseW_Dispose(resp);

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

    wprintf(L"%s\n",CkXmlW_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).

    calculationDate = CkXmlW_getChildContent(responseXml,L"*:Body|*:getForecastResponse|*:return|*:calculationDate");
    elementCd = CkXmlW_getChildContent(responseXml,L"*:Body|*:getForecastResponse|*:return|*:elementCd");
    exceedenceProbabilities = CkXmlW_GetChildIntValue(responseXml,L"*:Body|*:getForecastResponse|*:return|*:exceedenceProbabilities");
    exceedenceValues = CkXmlW_getChildContent(responseXml,L"*:Body|*:getForecastResponse|*:return|*:exceedenceValues");
    forecastPeriod = CkXmlW_getChildContent(responseXml,L"*:Body|*:getForecastResponse|*:return|*:forecastPeriod");
    periodAverage = CkXmlW_getChildContent(responseXml,L"*:Body|*:getForecastResponse|*:return|*:periodAverage");
    publicationDate = CkXmlW_getChildContent(responseXml,L"*:Body|*:getForecastResponse|*:return|*:publicationDate");
    stationTriplet = CkXmlW_getChildContent(responseXml,L"*:Body|*:getForecastResponse|*:return|*:stationTriplet");
    unitCd = CkXmlW_getChildContent(responseXml,L"*:Body|*:getForecastResponse|*:return|*:unitCd");


    CkXmlW_Dispose(xml);
    CkHttpW_Dispose(http);
    CkXmlW_Dispose(responseXml);

    }

Request XML

<soapenv:Envelope xmlns:awd="http://www.wcc.nrcs.usda.gov/ns/awdbWebService" xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
    <soapenv:Header/>
    <soapenv:Body>
        <awd:getForecast>
            <awd:stationTriplet>string</awd:stationTriplet>
            <awd:elementCd>string</awd:elementCd>
            <awd:forecastPeriod>string</awd:forecastPeriod>
            <awd:publicationDate>string</awd:publicationDate>
        </awd:getForecast>
    </soapenv:Body>
</soapenv:Envelope>

Response XML

<soapenv:Envelope xmlns:awd="http://www.wcc.nrcs.usda.gov/ns/awdbWebService" xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
    <soapenv:Header/>
    <soapenv:Body>
        <awd:getForecastResponse>
            <awd:return>
                <awd:calculationDate>string</awd:calculationDate>
                <awd:elementCd>string</awd:elementCd>
                <awd:exceedenceProbabilities>1042</awd:exceedenceProbabilities>
                <awd:exceedenceValues>99.0</awd:exceedenceValues>
                <awd:forecastPeriod>string</awd:forecastPeriod>
                <awd:periodAverage>99.0</awd:periodAverage>
                <awd:publicationDate>string</awd:publicationDate>
                <awd:stationTriplet>string</awd:stationTriplet>
                <awd:unitCd>string</awd:unitCd>
            </awd:return>
        </awd:getForecastResponse>
    </soapenv:Body>
</soapenv:Envelope>