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@celldee
Created April 24, 2010 07:22
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Camping framework - teepee.rb
# teepee.rb - For all of you camping users who can't find this elsewhere
#!/usr/bin/env ruby
$:.unshift File.dirname(__FILE__) + "/../../lib"
%w(rubygems camping camping/db redcloth acts_as_versioned).each { |lib| require lib }
Camping.goes :Tepee
module Tepee::Models
def self.schema(&block)
@@schema = block if block_given?
@@schema
end
class Page < Base
PAGE_LINK = /\[\[([^\]|]*)[|]?([^\]]*)\]\]/
validates_uniqueness_of :title
before_save { |r| r.title = r.title.underscore }
acts_as_versioned
end
end
Tepee::Models.schema do
create_table :tepee_pages, :force => true do |t|
t.column :title, :string, :limit => 255
t.column :body, :text
end
Tepee::Models::Page.create_versioned_table
end
module Tepee::Controllers
class Index < R '/'
def get
redirect Show, 'home_page'
end
end
class List < R '/list'
def get
@pages = Page.find :all, :order => 'title'
render :list
end
end
class Show < R '/s/(\w+)', '/s/(\w+)/(\d+)'
def get page_name, version = nil
redirect(Edit, page_name, 1) and return unless @page = Page.find_by_title(page_name)
@version = (version.nil? or version == @page.version.to_s) ? @page : @page.versions.find_by_version(version)
render :show
end
end
class Edit < R '/e/(\w+)/(\d+)', '/e/(\w+)'
def get page_name, version = nil
@page = Page.find_or_create_by_title(page_name)
@page = @page.versions.find_by_version(version) unless version.nil? or version == @page.version.to_s
render :edit
end
def post page_name
Page.find_or_create_by_title(page_name).update_attributes :body => input.post_body and redirect Show, page_name
end
end
end
module Tepee::Views
def layout
html do
head do
title 'test'
end
body do
p do
small do
span "welcome to " ; a 'tepee', :href => "http://code.whytheluckystiff.net/svn/camping/trunk/examples/tepee/"
span '. go ' ; a 'home', :href => R(Show, 'home_page')
span '. list all ' ; a 'pages', :href => R(List)
end
end
div.content do
self << yield
end
end
end
end
def show
h1 @page.title
div { _markup @version.body }
p do
a 'edit', :href => R(Edit, @version.title, @version.version)
a 'back', :href => R(Show, @version.title, @version.version-1) unless @version.version == 1
a 'next', :href => R(Show, @version.title, @version.version+1) unless @version.version == @page.version
a 'current', :href => R(Show, @version.title) unless @version.version == @page.version
end
end
def edit
form :method => 'post', :action => R(Edit, @page.title) do
p do
label 'Body' ; br
textarea @page.body, :name => 'post_body', :rows => 50, :cols => 100
end
p do
input :type => 'submit'
a 'cancel', :href => R(Show, @page.title, @page.version)
end
end
end
def list
h1 'all pages'
ul { @pages.each { |p| li { a p.title, :href => R(Show, p.title) } } }
end
def _markup body
return '' if body.blank?
body.gsub!(Tepee::Models::Page::PAGE_LINK) do
page = title = $1
title = $2 unless $2.empty?
page = page.gsub /\W/, '_'
if Tepee::Models::Page.find(:all, :select => 'title').collect { |p| p.title }.include?(page)
%Q{<a href="#{self/R(Show, page)}">#{title}</a>}
else
%Q{<span>#{title}<a href="#{self/R(Edit, page, 1)}">?</a></span>}
end
end
RedCloth.new(body, [ :hard_breaks ]).to_html
end
end
def Tepee.create
unless Tepee::Models::Page.table_exists?
ActiveRecord::Schema.define(&Tepee::Models.schema)
Tepee::Models::Page.reset_column_information
end
end
if __FILE__ == $0
require 'mongrel/camping'
Tepee::Models::Base.establish_connection :adapter => 'sqlite3', :database => 'tepee.db'
Tepee::Models::Base.logger = Logger.new('camping.log')
Tepee::Models::Base.threaded_connections=false
Tepee.create
server = Mongrel::Camping::start("0.0.0.0",3000,"/tepee",Tepee)
puts "** Tepee example is running at http://localhost:3000/tepee"
server.acceptor.join
end
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