Documentation

Official Documentation & Tutorials

Happstack Lite Tutorial

happstack-lite is a great starting point for new Happstack developers. Check out this short tutorial.

Happstack Crash Course

The Happstack Crash Course is the most complete resource for learning Happstack. New sections are added regularly, so check back often.

Haddock API Reference

The haddock API documentation for Happstack can be found here.

Examples

Guestbook Demo

The guestbook demo, included with Happstack, is a complete, cabalized web application which demonstrates using MACID database, HSP templating, and HStringTemplate. There is currently no separate tutorial, but the code is heavily commented for instructive purposes.

You can browse the source code for the guestbook demo here.

To get a local copy you can play with do:

$ export PATH=~/.cabal/bin:$PATH
$ cabal update
$ cabal install happstack
$ happstack new project guestbook
$ cd guestbook

happstack-imageboard

happstack-imageboard implements a simple 4chan-like imageboard. It demonstrates acid-state, ixset, digestive-functors, HSX, jmacro, web-routes, cookies, AJAX, uploads, image resizing, and more. It is available via:

darcs get http://src.seereason.com/examples/happstack-imageboard/

3rd Party Tutorials & Examples

Short tutorial on Happstack.State / MACID

Happstack.State - the basics by Paul Kuliniewicz

Tutorialpedia web-routes

Happstack type-safe routing and URLs using web-routes and the Regular library

Build a pasteboard with Happstack

This tutorial demonstrates building a simple pasteboard application by using Happstack with sqlite and Text.Html.