Merge pull request #15 from darvin/master

Little book on Coffeescript recipe

recipes/little_book_on_coffeescript.rb

@@ -0,0 +1,62 @@
+require 'kindlefodder'
+
+class LittleCoffeeScript < Kindlefodder
+
+  def get_source_files
+    @start_url = "http://arcturo.github.com/library/coffeescript/"
+    @start_doc = Nokogiri::HTML run_shell_command("curl -s #{@start_url}")
+
+    sections = extract_articles
+
+    File.open("#{output_dir}/sections.yml", 'w') {|f|
+      f.puts sections.to_yaml
+    }
+  end
+
+  def document 
+    # download cover image
+    if !File.size?("cover.gif")
+      `curl -s 'http://akamaicovers.oreilly.com/images/0636920024309/lrg.jpg' > cover.jpg`
+      run_shell_command "convert cover.jpg -type Grayscale -resize '400x300>' cover.gif"
+    end
+    {
+      'title' => 'The Little Book on CoffeeScript',
+      'author' => 'Alex MacCaw',
+      'cover' => 'cover.gif',
+      'masthead' => nil
+    }
+  end
+
+
+  def extract_articles
+    @start_doc.search('ol.pages li a').map do |o|
+      puts o
+      title = o.inner_text
+
+      $stderr.puts "#{title}"
+
+      FileUtils::mkdir_p "#{output_dir}/articles"
+
+      {
+        title: title,
+        path: save_article_and_return_path(o[:href])
+      }
+    end
+  end
+  def save_article_and_return_path href, filename=nil
+    path = filename || "articles/" + href.sub(/^\//, '').sub(/\/$/, '').gsub('/', '.')
+    full_url = @start_url + href.sub(/^\//, '')
+    puts path, full_url
+    html = run_shell_command "curl -s #{full_url}"
+    article_doc = Nokogiri::HTML html
+    b = article_doc.at(".back")
+    b.remove if b
+    res = article_doc.at('#content').inner_html
+    File.open("#{output_dir}/#{path}", 'w') {|f| f.puts res}
+    path
+  end
+
+end
+
+LittleCoffeeScript.generate
+