AwdbWebServiceSoapBinding / getInstantaneousData
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-- Important: See this note about {{-https://cknotes.com/sql-sp_oamethod-string-length-return-value-limitations/|||string length limitations for strings returned by sp_OAMethod calls-}}.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
DECLARE @hr int
DECLARE @iTmp0 int
-- Important: Do not use nvarchar(max). See the {{-https://www.example-code.com/sql/default.asp|||warning about using nvarchar(max)-}}.
DECLARE @sTmp0 nvarchar(4000)
DECLARE @xml int
-- Use "Chilkat_9_5_0.Xml" for versions of Chilkat < 10.0.0
EXEC @hr = sp_OACreate 'Chilkat.Xml', @xml OUT
IF @hr <> 0
BEGIN
PRINT 'Failed to create ActiveX component'
RETURN
END
EXEC sp_OASetProperty @xml, 'Tag', 'soapenv:Envelope'
DECLARE @success int
EXEC sp_OAMethod @xml, 'AddAttribute', @success OUT, 'xmlns:awd', 'http://www.wcc.nrcs.usda.gov/ns/awdbWebService'
EXEC sp_OAMethod @xml, 'AddAttribute', @success OUT, 'xmlns:soapenv', 'http://schemas.xmlsoap.org/soap/envelope/'
EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'soapenv:Header', ''
EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'soapenv:Body|awd:getInstantaneousData|awd:stationTriplets', 'string'
EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'soapenv:Body|awd:getInstantaneousData|awd:elementCd', 'string'
EXEC sp_OAMethod @xml, 'UpdateChildContentInt', NULL, 'soapenv:Body|awd:getInstantaneousData|awd:ordinal', 1042
EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'soapenv:Body|awd:getInstantaneousData|awd:heightDepth|awd:unitCd', 'string'
EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'soapenv:Body|awd:getInstantaneousData|awd:heightDepth|awd:value', '99.0'
EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'soapenv:Body|awd:getInstantaneousData|awd:beginDate', 'string'
EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'soapenv:Body|awd:getInstantaneousData|awd:endDate', 'string'
EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'soapenv:Body|awd:getInstantaneousData|awd:filter', 'ALL'
EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'soapenv:Body|awd:getInstantaneousData|awd:unitSystem', 'ENGLISH'
-- In a SOAP HTTP request, including the XML declaration (<?xml version="1.0" encoding="UTF-8"?>) in the XML body is generally not required.
EXEC sp_OASetProperty @xml, 'EmitXmlDecl', 0
DECLARE @soapRequestBody nvarchar(4000)
EXEC sp_OAMethod @xml, 'GetXml', @soapRequestBody OUT
DECLARE @endpoint nvarchar(4000)
SELECT @endpoint = 'https://wcc.sc.egov.usda.gov/awdbWebService/services'
DECLARE @soapAction nvarchar(4000)
SELECT @soapAction = ''
-- For SOAP requests, the standard Content-Type is usually set to "text/xml" or "application/soap+xml"
DECLARE @contentType nvarchar(4000)
SELECT @contentType = 'text/xml'
DECLARE @http int
-- Use "Chilkat_9_5_0.Http" for versions of Chilkat < 10.0.0
EXEC @hr = sp_OACreate 'Chilkat.Http', @http OUT
EXEC sp_OAMethod @http, 'ClearHeaders', NULL
EXEC sp_OAMethod @http, 'SetRequestHeader', NULL, 'Content-Type', @contentType
EXEC sp_OAMethod @http, 'SetRequestHeader', NULL, 'SOAPAction', @soapAction
DECLARE @resp int
EXEC sp_OAMethod @http, 'PostXml', @resp OUT, @endpoint, @soapRequestBody, 'utf-8'
EXEC sp_OAGetProperty @http, 'LastMethodSuccess', @iTmp0 OUT
IF @iTmp0 = 0
BEGIN
EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
PRINT 'Failed to send SOAP request.'
EXEC @hr = sp_OADestroy @xml
EXEC @hr = sp_OADestroy @http
RETURN
END
-- Get the XML response body.
DECLARE @responseXml int
-- Use "Chilkat_9_5_0.Xml" for versions of Chilkat < 10.0.0
EXEC @hr = sp_OACreate 'Chilkat.Xml', @responseXml OUT
EXEC sp_OAMethod @resp, 'GetBodyXml', @success OUT, @responseXml
DECLARE @statusCode int
EXEC sp_OAGetProperty @resp, 'StatusCode', @statusCode OUT
PRINT 'response status code: ' + @statusCode
EXEC @hr = sp_OADestroy @resp
-- If the status code does not indicate succcess, then show the response XML,
-- which probably contains error information.
IF @statusCode <> 200
BEGIN
EXEC sp_OAMethod @responseXml, 'GetXml', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @xml
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @responseXml
RETURN
END
EXEC sp_OAMethod @responseXml, 'GetXml', @sTmp0 OUT
PRINT @sTmp0
-- 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).
DECLARE @beginDate nvarchar(4000)
EXEC sp_OAMethod @responseXml, 'GetChildContent', @beginDate OUT, '*:Body|*:getInstantaneousDataResponse|*:return|*:beginDate'
DECLARE @endDate nvarchar(4000)
EXEC sp_OAMethod @responseXml, 'GetChildContent', @endDate OUT, '*:Body|*:getInstantaneousDataResponse|*:return|*:endDate'
DECLARE @stationId int
EXEC sp_OAMethod @responseXml, 'GetChildIntValue', @stationId OUT, '*:Body|*:getInstantaneousDataResponse|*:return|*:stationId'
DECLARE @unitCd nvarchar(4000)
EXEC sp_OAMethod @responseXml, 'GetChildContent', @unitCd OUT, '*:Body|*:getInstantaneousDataResponse|*:return|*:unitCd'
DECLARE @flag nvarchar(4000)
EXEC sp_OAMethod @responseXml, 'GetChildContent', @flag OUT, '*:Body|*:getInstantaneousDataResponse|*:return|*:values|*:flag'
DECLARE @time nvarchar(4000)
EXEC sp_OAMethod @responseXml, 'GetChildContent', @time OUT, '*:Body|*:getInstantaneousDataResponse|*:return|*:values|*:time'
DECLARE @value nvarchar(4000)
EXEC sp_OAMethod @responseXml, 'GetChildContent', @value OUT, '*:Body|*:getInstantaneousDataResponse|*:return|*:values|*:value'
EXEC @hr = sp_OADestroy @xml
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @responseXml
END
GO