PureBasic

Simple SOAP Request

See more HTTP Examples

Demonstrates how to send a simple SOAP request. PureBasic

IncludeFile "CkHttpResponse.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkXml.pb"

Procedure ChilkatExample()

    success.i = 0

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

    ; Create the following XML to be sent in the SOAP request body.

    ; <soapenv:Envelope xmlns:dat="http://www.dataaccess.com/webservicesserver/" xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
    ;     <soapenv:Header/>
    ;     <soapenv:Body>
    ;         <dat:NumberToDollars>
    ;             <dat:dNum>99.0</dat:dNum>
    ;         </dat:NumberToDollars>
    ;     </soapenv:Body>
    ; </soapenv:Envelope>

    xml.i = CkXml::ckCreate()
    If xml.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkXml::setCkTag(xml, "soapenv:Envelope")
    CkXml::ckAddAttribute(xml,"xmlns:dat","http://www.dataaccess.com/webservicesserver/")
    CkXml::ckAddAttribute(xml,"xmlns:soapenv","http://schemas.xmlsoap.org/soap/envelope/")
    CkXml::ckUpdateChildContent(xml,"soapenv:Header","")
    CkXml::ckUpdateChildContent(xml,"soapenv:Body|dat:NumberToDollars|dat:dNum","99.0")

    ; 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::setCkEmitXmlDecl(xml, 0)
    soapRequestBody.s = CkXml::ckGetXml(xml)

    endpoint.s = "https://www.dataaccess.com/webservicesserver/numberconversion.wso"
    soapAction.s = ""
    ;  For SOAP requests, the standard Content-Type is usually set to "text/xml" or "application/soap+xml"
    contentType.s = "text/xml"

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkHttp::ckClearHeaders(http)
    CkHttp::ckSetRequestHeader(http,"SOAPAction",soapAction)

    resp.i = CkHttpResponse::ckCreate()
    If resp.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkHttp::ckHttpStr(http,"POST",endpoint,soapRequestBody,"utf-8",contentType,resp)
    If success = 0
        Debug CkHttp::ckLastErrorText(http)
        CkXml::ckDispose(xml)
        CkHttp::ckDispose(http)
        CkHttpResponse::ckDispose(resp)
        ProcedureReturn
    EndIf

    ; Get the XML response body.
    responseXml.i = CkXml::ckCreate()
    If responseXml.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkHttpResponse::ckGetBodyXml(resp,responseXml)

    statusCode.i = CkHttpResponse::ckStatusCode(resp)
    Debug "response status code: " + Str(statusCode)

    ; If the status code does not indicate succcess, then show the response XML,
    ; which probably contains error information.
    If statusCode <> 200
        Debug CkXml::ckGetXml(responseXml)
        CkXml::ckDispose(xml)
        CkHttp::ckDispose(http)
        CkHttpResponse::ckDispose(resp)
        CkXml::ckDispose(responseXml)
        ProcedureReturn
    EndIf

    Debug CkXml::ckGetXml(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).

    ; <soapenv:Envelope xmlns:dat="http://www.dataaccess.com/webservicesserver/" xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
    ;     <soapenv:Header/>
    ;     <soapenv:Body>
    ;         <dat:NumberToDollarsResponse>
    ;             <dat:NumberToDollarsResult>string</dat:NumberToDollarsResult>
    ;         </dat:NumberToDollarsResponse>
    ;     </soapenv:Body>
    ; </soapenv:Envelope>

    dat_NumberToDollarsResult.s = CkXml::ckGetChildContent(responseXml,"*:Body|*:NumberToDollarsResponse|*:NumberToDollarsResult")
    Debug "result: " + dat_NumberToDollarsResult


    CkXml::ckDispose(xml)
    CkHttp::ckDispose(http)
    CkHttpResponse::ckDispose(resp)
    CkXml::ckDispose(responseXml)


    ProcedureReturn
EndProcedure