1 files changed, 38 insertions, 38 deletions

diff --git a/guides/rails_guides/kindle.rb b/guides/rails_guides/kindle.rb
index 081afcb09f..6fb8183cb1 100644
--- a/guides/rails_guides/kindle.rb
+++ b/guides/rails_guides/kindle.rb
@@ -1,26 +1,26 @@
 #!/usr/bin/env ruby
 
-unless `which kindlerb` 
+unless `which kindlerb`
   abort "Please gem install kindlerb"
 end
 
-require 'nokogiri'
-require 'fileutils'
-require 'yaml'
-require 'date'
+require "nokogiri"
+require "fileutils"
+require "yaml"
+require "date"
 
 module Kindle
   extend self
 
   def generate(output_dir, mobi_outfile, logfile)
     output_dir = File.absolute_path(output_dir)
-    Dir.chdir output_dir do 
+    Dir.chdir output_dir do
       puts "=> Using output dir: #{output_dir}"
       puts "=> Arranging html pages in document order"
       toc = File.read("toc.ncx")
-      doc = Nokogiri::XML(toc).xpath("//ncx:content", 'ncx' => "http://www.daisy.org/z3986/2005/ncx/")
-      html_pages = doc.select {|c| c[:src]}.map {|c| c[:src]}.uniq
-     
+      doc = Nokogiri::XML(toc).xpath("//ncx:content", "ncx" => "http://www.daisy.org/z3986/2005/ncx/")
+      html_pages = doc.select { |c| c[:src] }.map { |c| c[:src] }.uniq
+
       generate_front_matter(html_pages)
 
       generate_sections(html_pages)
@@ -37,26 +37,26 @@ module Kindle
 
   def generate_front_matter(html_pages)
     frontmatter = []
-    html_pages.delete_if {|x| 
+    html_pages.delete_if { |x|
       if x =~ /(toc|welcome|credits|copyright).html/
         frontmatter << x unless x =~ /toc/
         true
       end
     }
-    html = frontmatter.map {|x|
+    html = frontmatter.map { |x|
       Nokogiri::HTML(File.open(x)).at("body").inner_html
     }.join("\n")
 
     fdoc = Nokogiri::HTML(html)
     fdoc.search("h3").each do |h3|
-      h3.name = 'h4'
+      h3.name = "h4"
     end
-    fdoc.search("h2").each do |h2| 
-      h2.name = 'h3'
-      h2['id'] = h2.inner_text.gsub(/\s/, '-')
+    fdoc.search("h2").each do |h2|
+      h2.name = "h3"
+      h2["id"] = h2.inner_text.gsub(/\s/, "-")
     end
     add_head_section fdoc, "Front Matter"
-    File.open("frontmatter.html",'w') {|f| f.puts fdoc.to_html}
+    File.open("frontmatter.html","w") { |f| f.puts fdoc.to_html }
     html_pages.unshift "frontmatter.html"
   end
 
@@ -65,20 +65,20 @@ module Kindle
     html_pages.each_with_index do |page, section_idx|
       FileUtils::mkdir_p("sections/%03d" % section_idx)
       doc = Nokogiri::HTML(File.open(page))
-      title = doc.at("title").inner_text.gsub("Ruby on Rails Guides: ", '')
-      title = page.capitalize.gsub('.html', '') if title.strip == ''
-      File.open("sections/%03d/_section.txt" % section_idx, 'w') {|f| f.puts title}
+      title = doc.at("title").inner_text.gsub("Ruby on Rails Guides: ", "")
+      title = page.capitalize.gsub(".html", "") if title.strip == ""
+      File.open("sections/%03d/_section.txt" % section_idx, "w") { |f| f.puts title }
       doc.xpath("//h3[@id]").each_with_index do |h3,item_idx|
         subsection = h3.inner_text
-        content = h3.xpath("./following-sibling::*").take_while {|x| x.name != "h3"}.map(&:to_html)
+        content = h3.xpath("./following-sibling::*").take_while { |x| x.name != "h3" }.map(&:to_html)
         item = Nokogiri::HTML(h3.to_html + content.join("\n"))
-        item_path = "sections/%03d/%03d.html" % [section_idx, item_idx] 
+        item_path = "sections/%03d/%03d.html" % [section_idx, item_idx]
         add_head_section(item, subsection)
         item.search("img").each do |img|
-          img['src'] = "#{Dir.pwd}/#{img['src']}"
+          img["src"] = "#{Dir.pwd}/#{img['src']}"
         end
-        item.xpath("//li/p").each {|p| p.swap(p.children); p.remove}
-        File.open(item_path, 'w') {|f| f.puts item.to_html}
+        item.xpath("//li/p").each { |p| p.swap(p.children); p.remove }
+        File.open(item_path, "w") { |f| f.puts item.to_html }
       end
     end
   end
@@ -87,21 +87,21 @@ module Kindle
     puts "=> Generating _document.yml"
     x = Nokogiri::XML(File.open("rails_guides.opf")).remove_namespaces!
     cover_jpg = "#{Dir.pwd}/images/rails_guides_kindle_cover.jpg"
-    cover_gif = cover_jpg.sub(/jpg$/, 'gif')
+    cover_gif = cover_jpg.sub(/jpg$/, "gif")
     puts `convert #{cover_jpg} #{cover_gif}`
     document = {
-      'doc_uuid' => x.at("package")['unique-identifier'],
-      'title' => x.at("title").inner_text.gsub(/\(.*$/, " v2"),
-      'publisher' => x.at("publisher").inner_text,
-      'author' => x.at("creator").inner_text,
-      'subject' => x.at("subject").inner_text,
-      'date' => x.at("date").inner_text,
-      'cover' => cover_gif,
-      'masthead' => nil,
-      'mobi_outfile' => mobi_outfile
+      "doc_uuid" => x.at("package")["unique-identifier"],
+      "title" => x.at("title").inner_text.gsub(/\(.*$/, " v2"),
+      "publisher" => x.at("publisher").inner_text,
+      "author" => x.at("creator").inner_text,
+      "subject" => x.at("subject").inner_text,
+      "date" => x.at("date").inner_text,
+      "cover" => cover_gif,
+      "masthead" => nil,
+      "mobi_outfile" => mobi_outfile
     }
     puts document.to_yaml
-    File.open("_document.yml", 'w'){|f| f.puts document.to_yaml}
+    File.open("_document.yml", "w") { |f| f.puts document.to_yaml }
   end
 
   def add_head_section(doc, title)
@@ -110,9 +110,9 @@ module Kindle
     title_node.content = title
     title_node.parent = head
     css = Nokogiri::XML::Node.new "link", doc
-    css['rel'] = 'stylesheet'
-    css['type'] = 'text/css'
-    css['href'] = "#{Dir.pwd}/stylesheets/kindle.css"
+    css["rel"] = "stylesheet"
+    css["type"] = "text/css"
+    css["href"] = "#{Dir.pwd}/stylesheets/kindle.css"
     css.parent = head
     doc.at("body").before head
   end