@@ -1,22 +1,12 @@ How to Run ========== -In the first time you run these scripts you must pass the id of the "next item" as a command-line argument. Example: +In the first time you run these scripts you must provide the id of the initial item as a command-line argument. Example: $ ruby malvados.rb 1198 -This will generate the XML file. In the next run you can do just like this: +This will generate the XML file. In the next time you don't need it anymore: $ ruby malvados.rb Now rssifier.rb will try to get the next item (based on the last item number present in the XML file) and update the XML. - -How to create a new feed -======================== - -The 'rssify' method takes some parameters, with two special cases: the parameter ':get_body' must contain a Proc that gets a -string 's' containing the body of the feed item and formats it. The parameter ':next_item_getter' (yeah, I must fix these -names...) doest the same for the next item number. - -The guess_next_item method acts sequentially, adding 1 to the next_item number and trying to download it based on a template. -If it's successful (!= '404'), the XML file containing the feed is updated. README.txt @@ -9,15 +9,19 @@ require 'rssify' rssify do - { + { :filename => 'malvados.xml', :home => 'http://www.malvados.com.br/', :title => 'Malvados - Quadrinhos de Humor', :description => 'Unofficial Malvados feed by Dirceu Pereira Tiegs - http://dirceu.info', - :title_templ => 'Malvados #{next_item}', - :link_templ => 'http://www.malvados.com.br/index#{next_item}.html', - :get_body => Proc.new {|s| "<p><img src='http://www.malvados.com.br/" + s.scan(/(tirinha\d+.gif)/)[0][0] + "' /></p>" }, - :next_item_getter => Proc.new { |next_item| next_item }, - :next_item => ARGV[0], + :templates => { + :title => 'Malvados #{next_item}', + :link => 'http://www.malvados.com.br/index#{next_item}.html', + }, + :procs => { + :body => Proc.new {|s| "<p><img src='http://www.malvados.com.br/" + s.scan(/(tirinha\d+.gif)/)[0][0] + "' /></p>" }, + :next_item => Proc.new { |next_item| next_item }, + }, + :initial_item => ARGV[0], } end malvados.rb @@ -9,15 +9,19 @@ require 'rssify' rssify do - { + { :filename => 'oots.xml', :home => 'http://www.giantitp.com/comics/oots.html', :title => 'The Order of the Stick', :description => 'Unofficial OOtS feed by Dirceu Pereira Tiegs - http://dirceu.info', - :title_templ => 'OOtS #{next_item}', - :link_templ => 'http://www.giantitp.com/comics/oots#{next_item}.html', - :get_body => Proc.new {|s| "<p><img src='http://www.giantitp.com/" + s.scan(/(\/comics\/images\/.+.gif)/)[0][0] + "' /></p>" }, - :next_item_getter => Proc.new { |next_item| "0#{next_item.to_i}" if next_item.to_i < 1000 }, - :next_item => ARGV[0], + :templates => { + :title => 'OOtS #{next_item}', + :link => 'http://www.giantitp.com/comics/oots#{next_item}.html', + }, + :procs => { + :body => Proc.new {|s| "<p><img src='http://www.giantitp.com/" + s.scan(/(\/comics\/images\/.+.gif)/)[0][0] + "' /></p>" }, + :next_item => Proc.new { |next_item| "0#{next_item.to_i}" if next_item.to_i < 1000 }, + }, + :initial_item => ARGV[0], } end oots.rb @@ -1,37 +1,33 @@ require 'net/http' require 'uri' -require 'rss/2.0' require 'rss/maker' class RSSifier - + def initialize(p) - # FIXME: These is fcking ugly! - @home,@title,@description,@title_templ,@link_templ,@get_body,@next_item_getter,@next_item = p[:home],p[:title],p[:description],p[:title_templ],p[:link_templ],p[:get_body],p[:next_item_getter],p[:next_item] + @p = p @rss_filename = File.expand_path('.') + '/' + p[:filename] + + @next_item = p[:initial_item] if !@next_item guess_next_item end end def next_item - @next_item = @next_item_getter.call(@next_item) + @next_item = @p[:procs][:next_item].call(@next_item) end def _render_templ(s) s.gsub('#{next_item}', next_item.to_s) end - + def link_templ - _render_templ(@link_templ) - end - - def title_templ - _render_templ(@title_templ) + _render_templ(@p[:templates][:link]) end - def get_body(s) - @get_body.call(s) + def title_templ + _render_templ(@p[:templates][:title]) end def guess_next_item @@ -44,12 +40,12 @@ class RSSifier Process.exit end end - + def create_feed @content = RSS::Maker.make('2.0') do |m| - m.channel.title = @title - m.channel.link = @home - m.channel.description = @description + m.channel.title = @p[:title] + m.channel.link = @p[:home] + m.channel.description = @p[:description] m.items.do_sort = true 2.downto 0 do |n| @@ -57,7 +53,7 @@ class RSSifier if response.code != "404" i = m.items.new_item i.title = title_templ - i.description = get_body(response.body) + i.description = @p[:procs][:body].call(response.body) i.link = link_templ i.date = Time.parse(response['last-modified']) end @@ -65,7 +61,7 @@ class RSSifier end end end - + def write_feed File.open(@rss_filename, "w") do |f| f.write(@content) rssify.rb c392beba1b937601daa34bcc18b222ddae57fca5 Dirceu Pereira Tiegs dirceutiegs@gmail.com http://github.com/dirceu/rssifier/commit/007335e9ee83334e8d536a8b983993e3cf008ca4 007335e9ee83334e8d536a8b983993e3cf008ca4 2009-01-11T19:34:06-08:00 2009-01-11T19:34:06-08:00 Refactoring rssify code 7a6d2fc4c94464329438d522b2b4f7adcfb738ac Dirceu Pereira Tiegs dirceutiegs@gmail.com