SOAP WSDL Generate Code

AwdbWebServiceSoapBinding / getForecastPeriodAverages

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Min Request Full Request 
var
xml: HCkXml;
soapRequestBody: PWideChar;
endpoint: PWideChar;
soapAction: PWideChar;
contentType: PWideChar;
http: HCkHttp;
resp: HCkHttpResponse;
responseXml: HCkXml;
statusCode: Integer;
forecastPeriod: PWideChar;
numberObservations: Integer;
stationTriplet: PWideChar;
value: PWideChar;

begin
xml := CkXml_Create();
CkXml_putTag(xml,'soapenv:Envelope');
CkXml_AddAttribute(xml,'xmlns:awd','http://www.wcc.nrcs.usda.gov/ns/awdbWebService');
CkXml_AddAttribute(xml,'xmlns:soapenv','http://schemas.xmlsoap.org/soap/envelope/');
CkXml_UpdateChildContent(xml,'soapenv:Header','');
CkXml_UpdateChildContent(xml,'soapenv:Body|awd:getForecastPeriodAverages|awd:stationTriplets','string');
CkXml_UpdateChildContent(xml,'soapenv:Body|awd:getForecastPeriodAverages|awd:elementCd','string');
CkXml_UpdateChildContent(xml,'soapenv:Body|awd:getForecastPeriodAverages|awd:periods','string');
CkXml_UpdateChildContent(xml,'soapenv:Body|awd:getForecastPeriodAverages|awd:getNumberObservationsUsed','true');

// 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://wcc.sc.egov.usda.gov/awdbWebService/services';
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) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Memo1.Lines.Add('Failed to send SOAP request.');
    Exit;
  end;

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

statusCode := CkHttpResponse_getStatusCode(resp);
Memo1.Lines.Add('response status code: ' + IntToStr(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) then
  begin
    Memo1.Lines.Add(CkXml__getXml(responseXml));
    Exit;
  end;

Memo1.Lines.Add(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).

forecastPeriod := CkXml__getChildContent(responseXml,'*:Body|*:getForecastPeriodAveragesResponse|*:return|*:forecastPeriod');
numberObservations := CkXml_GetChildIntValue(responseXml,'*:Body|*:getForecastPeriodAveragesResponse|*:return|*:numberObservations');
stationTriplet := CkXml__getChildContent(responseXml,'*:Body|*:getForecastPeriodAveragesResponse|*:return|*:stationTriplet');
value := CkXml__getChildContent(responseXml,'*:Body|*:getForecastPeriodAveragesResponse|*:return|*:value');

CkXml_Dispose(xml);
CkHttp_Dispose(http);
CkXml_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:getForecastPeriodAverages>
            <awd:stationTriplets>string</awd:stationTriplets>
            <awd:elementCd>string</awd:elementCd>
            <awd:periods>string</awd:periods>
            <awd:getNumberObservationsUsed>true</awd:getNumberObservationsUsed>
        </awd:getForecastPeriodAverages>
    </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:getForecastPeriodAveragesResponse>
            <awd:return>
                <awd:forecastPeriod>string</awd:forecastPeriod>
                <awd:numberObservations>1042</awd:numberObservations>
                <awd:stationTriplet>string</awd:stationTriplet>
                <awd:value>99.0</awd:value>
            </awd:return>
        </awd:getForecastPeriodAveragesResponse>
    </soapenv:Body>
</soapenv:Envelope>