[Haskell-cafe] Web application from the ground up

Thomas Hartman tphyahoo at gmail.com
Thu Oct 9 06:43:20 EDT 2008

Have you seen happstutorial.com?


2008/10/9 Arnaud Bailly <abailly at oqube.com>:
> Hello,
> I am trying to implement a complete web application from the ground
> up, with the objective to convince myself and others that 1) it is
> possible, 2) it is powerful and 3) it is more expressive to do such a
> thing in Haskell.
> I managed to get to the point where I can handle users lifecycle
> with DB handling, and I have a CLI application. I have a World that
> stores Session objects, containing a "continuation" of possible
> functions to call.
> The problem I am facing now is how to handle (Fast)CGI requests, given
> that each request seems to be served by a dinstinct invocation of a
> function, and share the World between all connections. I have a vague
> idea that this could be handled by creating some CGIT transformed
> monad operating on a TVar World (that's what is hinted at on haskell
> wiki), but I am not sure how to tackle this.
> I asked this question on #haskell but had to leave too quickly. Some
> people there seems to think this is something very common that has
> been resolved over a hundred times. Once would be enough for me, and I
> would be very happy if someone could point me to the right direction
> or provide some sample code for this.
> Best regards,
> --
> Arnaud Bailly, PhD
> OQube - Software Engineering
> http://www.oqube.com
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