require 'rubygems'
require 'sinatra'
require 'environment'
 
configure do
  set :views, "#{File.dirname(__FILE__)}/views"
  set :authorization_realm, "Protected"
end
 
error do
  e = request.env['sinatra.error']
  Kernel.puts e.backtrace.join("\n")
  'Application error'
end
 
helpers do
  include Merb::PaginationHelper
 
  def authorize(login, password)
    login == SiteConfig.admin_login && password == SiteConfig.admin_password
  end
 
  def authorization_realm
    "Protected"
  end
end
 
# main page, index of recent entries
['/', '/page/:page'].each do |action|
  get action do 
    @pages, @entries = Entry.paginated(:order => [:published_at.desc], 
                                       :per_page => SiteConfig.per_page,
                                       :page => (params[:page] || 1).to_i,
                                       'feed.approved' => true)
    haml :main
  end
end
 
# atom feed
get '/feed' do
  content_type 'application/atom+xml', :charset => 'utf-8'
  @entries = Entry.all(:order => [:published_at.desc],
                       :limit => SiteConfig.per_page,
                       'feed.approved' => true)
  builder :feed
end
 
post '/suggest' do
  @preview_contents = Feed.preview_url(params[:url])
  if @preview_contents.size == 1
    Feed.create(:url => @preview_contents[0][1])
    redirect '/'
  else
    haml :preview
  end
end
 
post '/search' do
  @entries = Entry.search(:conditions => [params[:q].to_s], 
                          :limit => SiteConfig.per_page)
  haml :search
end
 
# admin page, feed management
['/admin', '/admin/feeds'].each do |action|
  get action do
    login_required
    @feeds = Feed.all
    haml :admin
  end
end
 
# admin feed create
post '/admin/feeds' do
  login_required
  @feed = Feed.new(:url => params[:url], :approved => true)
  @feed.save
  redirect '/admin'
end
 
# admin feed delete
delete '/admin/feeds/:id' do
  login_required
  @feed = Feed.get(params[:id])
  @feed.destroy
  redirect '/admin'
end
 
# admin feed update (from remote)
post '/admin/feeds/:id/update' do
  login_required
  @feed = Feed.get(params[:id])
  @feed.update_from_remote
  redirect '/admin'
end
 
# mark the given feed as approved
post '/admin/feeds/:id/approve' do
  login_required
  @feed = Feed.get(params[:id])
  @feed.approve!
  redirect '/admin'
end