EXPath HTTP Client post form data – an example

http-post-form.xql

let $parameter1 := "one"
let $parameter2 := "two"
let $parameter3 := "three"
let $boundary := current-dateTime() => util:hash("md5") => substring(0,17)
let $request :=
  <hc:request method="POST" href="{ $webauthUrl }" http-version="1.0">
      <hc:header name="Connection" value="close" />
      <hc:multipart media-type="multipart/form-data" boundary="------------------------{$boundary}">
          <hc:header name="Content-Disposition" value='form-data; name="parameter1"'/>
          <hc:body media-type="text/plain">{$parameter1}</hc:body>
          <hc:header name="Content-Disposition" value='form-data; name="parameter2"'/>
          <hc:body media-type="text/plain">{$parameter2}</hc:body>
          <hc:header name="Content-Disposition" value='form-data; name="parameter3"'/>
          <hc:body media-type="text/plain">{$parameter3}</hc:body>
      </hc:multipart>
  </hc:request>
return
   hc:send-request($request)