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[racket] normalize-response (in the context of web server)

From: J G Cho (gcho at fundingmatters.com)
Date: Tue Apr 30 14:04:52 EDT 2013		 
It printed out the surrounding "".

I changed to write-string, and the chrome seems to handle it as correct
html.

Thanks.


On Tue, Apr 30, 2013 at 2:03 PM, Jay McCarthy <jay.mccarthy at gmail.com>wrote:

> What's wrong with that output? Is that you want display and not write?
>
> On Tue, Apr 30, 2013 at 12:00 PM, J G Cho <gcho at fundingmatters.com> wrote:
> > It seems like pages are built and saved to a table which looks like
> >
> > '#hasheq((#<procedure:static-page>
> >           .
> >           (html
> >            (head (title "My CV"))
> >            (body (p (a ((href "index.html")) "Dave Herman")))))
> >          (#<procedure:static-page>
> >           .
> >           (html
> >            (head (title "My Web Site"))
> >            (body (p "Check out my " (a ((href "cv.html")) "CV."))))))
> >
> > Then the values of the above are written out.
> >
> > Except in the code seems to "normalize" (html ...) and do a conditional
> to
> > see full? vs incremental?.
> >
> > (define (write-page site page [out (current-output-port)])
> >   (let ([data (normalize-response #t (hash-ref (site-table site) page))])
> >     (cond
> >       [(response/full? data)
> >        (for ([bytes (response/full-body data)])
> >          (write-bytes bytes out))]
> >       [(response/incremental? data)
> >        (error 'write-page "incremental responses unsupported")])))
> >
> > I changed to
> >
> > (define (write-page site page [out (current-output-port)])
> >   (let ([data (hash-ref (site-table site) page)])
> >     (cond
> >       [(xexpr? data)
> >        (write (xexpr->string data) out)]
> >       [else
> >        (error 'write-page "incremental responses unsupported")])))
> >
> > Almost, but output is not quite right:
> >
> > "<html><head><title>My Web Site</title></head><body><p>Check out my <a
> > href=\"cv.html\">CV.</a></p></body></html>"
> >
> >
> > Any advice on how to do it correctly?
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > On Tue, Apr 30, 2013 at 1:15 PM, Jay McCarthy <jay.mccarthy at gmail.com>
> > wrote:
> >>
> >> That package is incredibly old and used internal functions of the Web
> >> server. You'll have to look into what it was doing and update it to
> >> the modern documented server.
> >>
> >> Jay
> >>
> >> On Tue, Apr 30, 2013 at 11:12 AM, J G Cho <gcho at fundingmatters.com>
> wrote:
> >> > While trying out dherman's site generator (from
> >> >
> >> >
> planet.racket-lang.oracketg/package-source/dherman/static-page.plt/1/0/main.ss),
> >> > the following error is thrown:
> >> >
> >> > normalize-response: unbound identifier
> >> >
> >> > This procedure does not turn up in Search Manuals. Is there way to
> >> > fix/work
> >> > around this?
> >> >
> >> > jGc
> >> >
> >> > ____________________
> >> >   Racket Users list:
> >> >   http://lists.racket-lang.org/users
> >> >
> >>
> >>
> >>
> >> --
> >> Jay McCarthy <jay at cs.byu.edu>
> >> Assistant Professor / Brigham Young University
> >> http://faculty.cs.byu.edu/~jay
> >>
> >> "The glory of God is Intelligence" - D&C 93
> >
> >
>
>
>
> --
> Jay McCarthy <jay at cs.byu.edu>
> Assistant Professor / Brigham Young University
> http://faculty.cs.byu.edu/~jay
>
> "The glory of God is Intelligence" - D&C 93
>
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