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require 'rubygems'
require 'sinatra'
require 'haml'
require 'sass'
require 'indextank'
require 'pdfkit'
require './topic'
# unless development?
# require 'rhomobile/nav'
# use Rhomobile::Nav::Base, {
# :nav_host => "#{AppConfig['rhonav_host']}/#{ENV["RACK_ENV"]}",
# :blog => true, :subscribe => false, :support => false, :footer => false #footer true/false if you (or don't) want render the footer
# }
# end
unless development?
PDFKit.configure do |config|
config.wkhtmltopdf = File.expand_path(File.join( File.dirname(__FILE__), 'bin', 'wkhtmltopdf-amd64')).to_s
#config.wkhtmltopdf = '/usr/local/bin/wkhtmltopdf'
end
end
require 'coderay'
require './lib/term.rb'
require 'rack/codehighlighter'
require './pdfmaker'
use PdfMaker
use Rack::Codehighlighter, :coderay, :markdown => true, :element => "pre>code",
:pattern => /\A:::(\w+)\s*(\n|
)/i, :logging => false
$LOAD_PATH << File.dirname(__FILE__) + '/lib'
set :app_file, __FILE__
not_found do
erb :not_found
end
['/', '/home'].each do |path|
get path do
@print = 0
cache_long
haml :index
end
end
get '/print/home' do
@print = 1
cache_long
haml :index
end
get '/search' do
@print = 0
page = params[:page].to_i
search, prev_page, next_page = search_for(params[:q], page)
erb :search, :locals => {:search => search, :query => params[:q], :prev_page => prev_page, :next_page => next_page}
end
get '/css/docs.css' do
cache_long
content_type 'text/css'
erb :css, :layout => false
end
#get '/:topic' do
# TODO: use proper regex
['/:topic/?', '/:subpath/:topic/?'].each do |path|
get path do
cache_long
# If the topic ends in ".pdf" or ".print", tell render_topic to use the print view
if params[:topic] =~ /(\.pdf|\.print)$/
newtopic = params[:topic].gsub(/(\.pdf|\.print)/,"")
render_topic newtopic, params[:subpath], 1
else
render_topic params[:topic], params[:subpath], 0
end
end
end
helpers do
def render_topic(topic, subpath = nil, print = 0)
source = File.read(topic_file(topic, subpath))
@topic = Topic.load(topic, source)
@title = @topic.title
@content = @topic.content
@intro = @topic.intro
@toc = @topic.toc
@body = @topic.body
@print = print
erb :topic
rescue Errno::ENOENT
status 404
end
def search_for(query, page = 0)
client = IndexTank::Client.new(ENV['HEROKUTANK_API_URL'])
index = client.indexes(AppConfig['index'])
search = index.search(query, :start => page * 10, :len => 10, :fetch => 'title', :snippet => 'text')
next_page =
if search['matches'] > (page + 1) * 10
page + 1
end
prev_page =
if page > 0
page - 1
end
[search, prev_page, next_page]
end
def topic_file(topic, subpath = nil)
if topic.include?('/')
topic
elsif subpath
File.join(AppConfig['dirs'][subpath], "#{topic}.txt")
else
"#{options.root}/docs/#{topic}.txt"
end
end
def topic_path
params[:subpath] ? [params[:subpath],params[:topic]].join('/') : params[:topic]
end
def cache_long
response['Cache-Control'] = "public, max-age=#{60 * 60}" unless development?
end
def slugify(title)
title.downcase.gsub(/[^a-z0-9 -]/, '').gsub(/ /, '-')
end
def sections
TOC.sections
end
def next_section(current_slug, root=sections)
return sections.first if current_slug.nil?
root.each_with_index do |(slug, title, topics), i|
if current_slug == slug and i < root.length-1
return root[i+1]
elsif topics.any?
res = next_section(current_slug, topics)
return res if res
end
end
nil
end
alias_method :h, :escape_html
end
module TOC
extend self
def sections
@sections ||= []
end
# define a section
def section(name, title)
sections << [name, title, []]
yield if block_given?
end
# define a topic
def topic(name, title)
sections.last.last << [name, title, []]
end
file = File.dirname(__FILE__) + '/toc.rb'
eval File.read(file), binding, file
end
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