AwdbWebServiceSoapBinding / getForecastPeriodAverages

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require 'chilkat'

xml = Chilkat::CkXml.new()
xml.put_Tag("soapenv:Envelope")
xml.AddAttribute("xmlns:awd","http://www.wcc.nrcs.usda.gov/ns/awdbWebService")
xml.AddAttribute("xmlns:soapenv","http://schemas.xmlsoap.org/soap/envelope/")
xml.UpdateChildContent("soapenv:Header","")
xml.UpdateChildContent("soapenv:Body|awd:getForecastPeriodAverages|awd:stationTriplets","string")
xml.UpdateChildContent("soapenv:Body|awd:getForecastPeriodAverages|awd:elementCd","string")
xml.UpdateChildContent("soapenv:Body|awd:getForecastPeriodAverages|awd:periods","string")
xml.UpdateChildContent("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. 
xml.put_EmitXmlDecl(false)
soapRequestBody = xml.getXml()

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 = Chilkat::CkHttp.new()

http.ClearHeaders()
http.SetRequestHeader("Content-Type",contentType)
http.SetRequestHeader("SOAPAction",soapAction)

# resp is a CkHttpResponse
resp = http.PostXml(endpoint,soapRequestBody,"utf-8")
if (http.get_LastMethodSuccess() == false)
    print http.lastErrorText() + "\n";
    print "Failed to send SOAP request." + "\n";
    exit
end

# Get the XML response body.
responseXml = Chilkat::CkXml.new()
resp.GetBodyXml(responseXml)

statusCode = resp.get_StatusCode()
print "response status code: " + statusCode.to_s() + "\n";

# If the status code does not indicate succcess, then show the response XML,
# which probably contains error information.
if (statusCode != 200)
    print responseXml.getXml() + "\n";
    exit
end

print responseXml.getXml() + "\n";

# 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 = responseXml.getChildContent("*:Body|*:getForecastPeriodAveragesResponse|*:return|*:forecastPeriod")
numberObservations = responseXml.GetChildIntValue("*:Body|*:getForecastPeriodAveragesResponse|*:return|*:numberObservations")
stationTriplet = responseXml.getChildContent("*:Body|*:getForecastPeriodAveragesResponse|*:return|*:stationTriplet")
value = responseXml.getChildContent("*:Body|*:getForecastPeriodAveragesResponse|*:return|*:value")

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>