dispatch.rb in murlsh-0.3.0

- old
+ new

@@ -9,12 +9,14 @@
 yaml
 }.each { |m| require m }
 
 module Murlsh
 
+  # Dispatch requests.
   class Dispatch
 
+    # Set up config hash and database connection.
     def initialize
       @config = YAML.load_file('config.yaml')
       @url_root = URI(@config.fetch('root_url')).path
 
       ActiveRecord::Base.establish_connection(
@@ -23,10 +25,11 @@
       @db = ActiveRecord::Base.connection.instance_variable_get(:@connection)
 
       @url_server = Murlsh::UrlServer.new(@config, @db)
     end
 
+    # Rack call.
     def call(env)
       dispatch = {
         ['GET', @url_root] => [@url_server, :get],
         ['POST', @url_root] => [@url_server, :post],
         ['GET', "#{@url_root}url"] => [@url_server, :get],
@@ -39,9 +42,10 @@
       obj, meth = dispatch[[req.request_method, req.path]]
 
       obj.send(meth, req).finish
     end
 
+    # Called if the request is not found.
     def not_found(req)
       Rack::Response.new("<p>#{req.url} not found</p>
 
 <p><a href=\"#{@config['root_url']}\">root<a></p>
 ",