reverted DSL

lib/feedzirra.rb

@@ -2,25 +2,17 @@
 
 $LOAD_PATH.unshift(File.expand_path(File.dirname(__FILE__))) unless $LOAD_PATH.include?(File.expand_path(File.dirname(__FILE__)))
 
-require 'sax-machine'
-require 'activesupport'
-require 'curb'
-
-require 'core_ext/object'
-
 require 'feedzirra/feed_utilities'
 require 'feedzirra/feed_entry_utilities'
 require 'feedzirra/feed'
+require 'feedzirra/atom'
 require 'feedzirra/atom_entry'
+require 'feedzirra/atom_feed_burner'
 require 'feedzirra/atom_feed_burner_entry'
+require 'feedzirra/rdf'
 require 'feedzirra/rdf_entry'
+require 'feedzirra/rss'
 require 'feedzirra/rss_entry'
-require 'feedzirra/parser'
-
-parsers = Dir[File.join(File.dirname(__FILE__), *%w[feedzirra parsers *])]
-parsers.each { |lib| require lib }
-
-# Feed parsers
 
 module Feedzirra
   VERSION = "0.0.1"

lib/feedzirra/atom.rb

@@ -0,0 +1,17 @@
+require 'sax-machine'
+require 'feedzirra/atom_entry'
+
+module Feedzirra
+  class Atom
+    include SAXMachine
+    include FeedUtilities
+    element :title
+    element :link, :as => :url, :value => :href, :with => {:type => "text/html"}
+    element :link, :as => :feed_url, :value => :href, :with => {:type => "application/atom+xml"}
+    elements :entry, :as => :entries, :class => AtomEntry
+
+    def self.able_to_parse?(xml)
+      xml =~ /Atom/
+    end
+  end
+end

lib/feedzirra/atom_entry.rb

@@ -1,3 +1,6 @@
+require 'sax-machine'
+require 'feedzirra/feed_utilities'
+
 module Feedzirra
   class AtomEntry
     include SAXMachine

lib/feedzirra/atom_feed_burner.rb

@@ -0,0 +1,17 @@
+require 'sax-machine'
+require 'feedzirra/atom_feed_burner_entry'
+
+module Feedzirra
+  class AtomFeedBurner
+    include SAXMachine
+    include FeedUtilities
+    element :title
+    element :link, :as => :url, :value => :href, :with => {:type => "text/html"}
+    element :link, :as => :feed_url, :value => :href, :with => {:type => "application/atom+xml"}
+    elements :entry, :as => :entries, :class => AtomFeedBurnerEntry
+
+    def self.able_to_parse?(xml)
+      (xml =~ /Atom/ && xml =~ /feedburner/) || false
+    end
+  end
+end

lib/feedzirra/feed.rb

@@ -1,3 +1,8 @@
+require 'feedzirra/atom'
+require 'feedzirra/atom_feed_burner'
+require 'curb'
+require 'activesupport'
+
 module Feedzirra
   class NoParserAvailable < StandardError; end
 
@@ -22,7 +27,7 @@ def self.add_feed_class(klass)
     end
 
     def self.feed_classes
-      @feed_classes ||= []
+      @feed_classes ||= [RSS, RDF, AtomFeedBurner, Atom]
     end
 
     # can take a single url or an array of urls

lib/feedzirra/rdf.rb

@@ -0,0 +1,18 @@
+require 'sax-machine'
+require 'feedzirra/rdf_entry'
+
+module Feedzirra
+  class RDF
+    include SAXMachine
+    include FeedUtilities
+    element :title
+    element :link, :as => :url
+    elements :item, :as => :entries, :class => RDFEntry
+
+    attr_accessor :feed_url
+
+    def self.able_to_parse?(xml)
+      xml =~ /rdf\:RDF/ || false
+    end
+  end
+end

lib/feedzirra/rss.rb

@@ -0,0 +1,18 @@
+require 'sax-machine'
+require 'feedzirra/rss_entry'
+
+module Feedzirra
+  class RSS
+    include SAXMachine
+    include FeedUtilities
+    element :title
+    element :link, :as => :url
+    elements :item, :as => :entries, :class => RSSEntry
+
+    attr_accessor :feed_url
+
+    def self.able_to_parse?(xml)
+      xml =~ /rss version\=\"2\.0\"/
+    end
+  end
+end