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(ns demo
"Demo of html controls"
(:use compojure.core, ring.adapter.jetty)
(:require [compojure.route :as route])
(:use hiccup.core)
(:use form-dot-clj.core)
(:use form-dot-clj.html-controls))
;; In slime ^c^k to compile this file
;; To start a webserver running this example app
;; (demo/start)
;; To stop the webserver
;; (demo/stop)
(def-field username
[:maxlength 20]
[:pattern "[a-zA-Z]+" "Only alphanumeric characters please"]
[:no-match #"(?i)(root|admin)" "Sorry that username is reserved"])
(def-field email
[:email "Sorry, we cannot handle that email address"])
(def-field num-computers
[:integer 1 10 "This must be an integer between 1 and 10"])
(def-field dob
[:date "1900-01-01" "2010-7-10" "Must be a date between 1900 and 2010"])
(def-field ability
[:integer 1 10 "This must be an integer between 1 and 10"])
(def-field home-page
[:maxlength 256]
[:url "Sorry, we cannot handle that URL"])
(def-field os
[:pattern "(windows|linux|bsd)"
"Sorry, we can only handle windows, linux or bsd"])
(def-field likes-demo
[:boolean])
(defn fill-num-computers
"Function to fill a html select box"
[]
(map (fn [i c] {:id i :content c})
(range 1 11) (range 1 11)))
(defn fill-os
"Function to fill the OS radiobutton"
[]
[{:id "windows" :desc "Anything by Microsoft"}
{:id "linux" :desc "Any flavour of Linux"}
{:id "bsd" :desc "Open/Free/Net BSD"}
{:id "macos" :desc "Mac OS"}])
(def-form demo
{:size 20 :required "This field is compulsory"}
:username (textbox username)
:email (textbox email)
:num-computers (selectbox num-computers
{:size 1
:fill-fn fill-num-computers})
:os (radiobutton os {:fill-fn fill-os
:fill-keys [:id :desc]})
:likes-demo (checkbox likes-demo
{:label "Do you like this demo?"})
:url (textbox home-page)
)
(defn show-form [params errors]
(html
[:head
[:title "Demo Form"]
[:style {:type "text/css"}
"label { display: block }"]]
[:body
[:form#myform {:action "/" :method "post"}
[:fieldset
(show-controls demo params errors)
[:p (default-submit "Submit")]]]]))
(defn success [params]
(html
[:h1 "Successful Post"]
(str params)))
(defroutes routing
(GET "/" [] (show-form {} {}))
(POST "/" {params :params}
(on-post demo params success show-form))
(route/not-found
(html [:h1 "Page not found"])))
(defonce server (atom nil))
(defn stop []
(if-not (nil? @server)
(do
(.stop @server)
(reset! server nil))))
(defn start []
(stop)
(let [s (run-jetty routing {:port 8081 :join? false})]
(reset! server s)))