flowrrr - how to structure a function?

[Robert Koberg]

David Carlisle wrote:
> you could get rid of the other let - return clause as well if you prefer
> a more xpath style:

Thanks, this is really cool :)

-Rob

> 
> 
> declare function local:enter-project() as element()? {
>      if (local:is-valid-user-for-group()) then
>       doc(databases.xml")/*/instance[@id=request:get-parameter("db-ref", "")]/
>          (
>            session:set-attribute("rest-db-uri",  string(rest-uri)),
>            session:set-attribute("xmlprc-db-uri", string(xmlprc-uri)),
>            session:set-attribute("webdav-db-uri", string(webdav-uri)),
>            session:set-attribute($project-key, $group-name),
>            response:redirect-to(xs:anyURI("./project/"))
>          )
>      else
>        <p class="warn">Could not find credentials to let you enter the 
> project.</p>
> };
> 
> 
> 
> 
> David
> 
>