require 'sinatra/base'

require 'sinatra/assetpack'

require 'redcarpet'

require 'sass'

class MarkdownTutorial < Sinatra::Base

set :root, File.dirname(__FILE__)

register Sinatra::AssetPack

# "Thin is a supremely better performing web server so do please use it!"

set :server, %w[thin webrick]

assets {

js :app, [

'/js/*.js'

]

css :application, [

'/css/*.css'

]

js_compression :closure, :level => "SIMPLE_OPTIMIZATIONS"

css_compression :sass

}

# trim trailing slashes

before do

@page_count = 0

@is_conclusion = false

request.path_info.sub! %r{/$}, ''

end

not_found do

markdown :notfound, :locals => {:force => false}

end

# for all markdown files, keep using layout.erb

set :markdown, :layout_engine => :erb

get "/" do

markdown :index

end

get "/conclusion" do

@is_conclusion = true

markdown :conclusion

end

get '/lesson/:number' do

erb :"lesson#{params[:number]}"

end

helpers do

def title(number=nil)

title = "Markdown Tutorial"

# helper for formatting your title string

if number

title + " | Lesson #{number}"

else

title

end

end

# Draws a blank circle in the nav bar for every other page

def current_page_icon(force=false)

@page_count += 1

if @page_count == params[:number].to_i || (force and @is_conclusion)

""

else

"-blank"

end

end

end

end