diff options
Diffstat (limited to 'guides/rails_guides/generator.rb')
| -rw-r--r-- | guides/rails_guides/generator.rb | 167 |
1 files changed, 62 insertions, 105 deletions
diff --git a/guides/rails_guides/generator.rb b/guides/rails_guides/generator.rb index a818ca9d72..28164a3cb4 100644 --- a/guides/rails_guides/generator.rb +++ b/guides/rails_guides/generator.rb @@ -1,54 +1,3 @@ -# --------------------------------------------------------------------------- -# -# This script generates the guides. It can be invoked via the -# guides:generate rake task within the guides directory. -# -# Guides are taken from the source directory, and the resulting HTML goes into the -# output directory. Assets are stored under files, and copied to output/files as -# part of the generation process. -# -# Some arguments may be passed via environment variables: -# -# WARNINGS -# If you are writing a guide, please work always with WARNINGS=1. Users can -# generate the guides, and thus this flag is off by default. -# -# Internal links (anchors) are checked. If a reference is broken levenshtein -# distance is used to suggest an existing one. This is useful since IDs are -# generated by Markdown from headers and thus edits alter them. -# -# Also detects duplicated IDs. They happen if there are headers with the same -# text. Please do resolve them, if any, so guides are valid XHTML. -# -# ALL -# Set to "1" to force the generation of all guides. -# -# ONLY -# Use ONLY if you want to generate only one or a set of guides. Prefixes are -# enough: -# -# # generates only association_basics.html -# ONLY=assoc rake guides:generate -# -# Separate many using commas: -# -# # generates only association_basics.html and command_line.html -# ONLY=assoc,command rake guides:generate -# -# Note that if you are working on a guide generation will by default process -# only that one, so ONLY is rarely used nowadays. -# -# GUIDES_LANGUAGE -# Use GUIDES_LANGUAGE when you want to generate translated guides in -# <tt>source/<GUIDES_LANGUAGE></tt> folder (such as <tt>source/es</tt>). -# Ignore it when generating English guides. -# -# EDGE -# Set to "1" to indicate generated guides should be marked as edge. This -# inserts a badge and changes the preamble of the home page. -# -# --------------------------------------------------------------------------- - require "set" require "fileutils" @@ -64,46 +13,37 @@ require "rails_guides/levenshtein" module RailsGuides class Generator - attr_reader :guides_dir, :source_dir, :output_dir, :edge, :warnings, :all - GUIDES_RE = /\.(?:erb|md)\z/ - def initialize(output = nil) - set_flags_from_environment + def initialize(edge:, version:, all:, only:, kindle:, language:) + @edge = edge + @version = version + @all = all + @only = only + @kindle = kindle + @language = language - if kindle? + if @kindle check_for_kindlegen register_kindle_mime_types end - initialize_dirs(output) + initialize_dirs create_output_dir_if_needed - end - - def set_flags_from_environment - @edge = ENV["EDGE"] == "1" - @warnings = ENV["WARNINGS"] == "1" - @all = ENV["ALL"] == "1" - @kindle = ENV["KINDLE"] == "1" - @version = ENV["RAILS_VERSION"] || "local" - @lang = ENV["GUIDES_LANGUAGE"] - end - - def register_kindle_mime_types - Mime::Type.register_alias("application/xml", :opf, %w(opf)) - Mime::Type.register_alias("application/xml", :ncx, %w(ncx)) + initialize_markdown_renderer end def generate generate_guides copy_assets - generate_mobi if kindle? + generate_mobi if @kindle end private - def kindle? - @kindle + def register_kindle_mime_types + Mime::Type.register_alias("application/xml", :opf, %w(opf)) + Mime::Type.register_alias("application/xml", :ncx, %w(ncx)) end def check_for_kindlegen @@ -114,29 +54,35 @@ module RailsGuides def generate_mobi require "rails_guides/kindle" - out = "#{output_dir}/kindlegen.out" - Kindle.generate(output_dir, mobi, out) + out = "#{@output_dir}/kindlegen.out" + Kindle.generate(@output_dir, mobi, out) puts "(kindlegen log at #{out})." end def mobi - "ruby_on_rails_guides_#@version%s.mobi" % (@lang.present? ? ".#@lang" : "") + mobi = "ruby_on_rails_guides_#{@version || @edge[0, 7]}" + mobi += ".#{@language}" if @language + mobi += ".mobi" end - def initialize_dirs(output) - @guides_dir = File.join(File.dirname(__FILE__), "..") - @source_dir = "#@guides_dir/source/#@lang" - @output_dir = if output - output - elsif kindle? - "#@guides_dir/output/kindle/#@lang" - else - "#@guides_dir/output/#@lang" - end.sub(%r</$>, "") + def initialize_dirs + @guides_dir = File.expand_path("..", __dir__) + + @source_dir = "#{@guides_dir}/source" + @source_dir += "/#{@language}" if @language + + @output_dir = "#{@guides_dir}/output" + @output_dir += "/kindle" if @kindle + @source_dir += "/#{@language}" if @language end def create_output_dir_if_needed - FileUtils.mkdir_p(output_dir) + FileUtils.mkdir_p(@output_dir) + end + + def initialize_markdown_renderer + Markdown::Renderer.edge = @edge + Markdown::Renderer.version = @version end def generate_guides @@ -147,27 +93,27 @@ module RailsGuides end def guides_to_generate - guides = Dir.entries(source_dir).grep(GUIDES_RE) + guides = Dir.entries(@source_dir).grep(GUIDES_RE) - if kindle? - Dir.entries("#{source_dir}/kindle").grep(GUIDES_RE).map do |entry| + if @kindle + Dir.entries("#{@source_dir}/kindle").grep(GUIDES_RE).map do |entry| next if entry == "KINDLE.md" guides << "kindle/#{entry}" end end - ENV.key?("ONLY") ? select_only(guides) : guides + @only ? select_only(guides) : guides end def select_only(guides) - prefixes = ENV["ONLY"].split(",").map(&:strip) + prefixes = @only.split(",").map(&:strip) guides.select do |guide| - guide.start_with?("kindle".freeze, *prefixes) + guide.start_with?("kindle", *prefixes) end end def copy_assets - FileUtils.cp_r(Dir.glob("#{guides_dir}/assets/*"), output_dir) + FileUtils.cp_r(Dir.glob("#{@guides_dir}/assets/*"), @output_dir) end def output_file_for(guide) @@ -179,22 +125,28 @@ module RailsGuides end def output_path_for(output_file) - File.join(output_dir, File.basename(output_file)) + File.join(@output_dir, File.basename(output_file)) end def generate?(source_file, output_file) - fin = File.join(source_dir, source_file) + fin = File.join(@source_dir, source_file) fout = output_path_for(output_file) - all || !File.exist?(fout) || File.mtime(fout) < File.mtime(fin) + @all || !File.exist?(fout) || File.mtime(fout) < File.mtime(fin) end def generate_guide(guide, output_file) output_path = output_path_for(output_file) puts "Generating #{guide} as #{output_file}" - layout = kindle? ? "kindle/layout" : "layout" + layout = @kindle ? "kindle/layout" : "layout" File.open(output_path, "w") do |f| - view = ActionView::Base.new(source_dir, edge: @edge, version: @version, mobi: "kindle/#{mobi}", lang: @lang) + view = ActionView::Base.new( + @source_dir, + edge: @edge, + version: @version, + mobi: "kindle/#{mobi}", + language: @language + ) view.extend(Helpers) if guide =~ /\.(\w+)\.erb$/ @@ -202,10 +154,15 @@ module RailsGuides # Passing a template handler in the template name is deprecated. So pass the file name without the extension. result = view.render(layout: layout, formats: [$1], file: $`) else - body = File.read(File.join(source_dir, guide)) - result = RailsGuides::Markdown.new(view, layout).render(body) - - warn_about_broken_links(result) if @warnings + body = File.read("#{@source_dir}/#{guide}") + result = RailsGuides::Markdown.new( + view: view, + layout: layout, + edge: @edge, + version: @version + ).render(body) + + warn_about_broken_links(result) end f.write(result) @@ -231,7 +188,7 @@ module RailsGuides # Footnotes. anchors += Set.new(html.scan(/<p\s+class="footnote"\s+id="([^"]+)/).flatten) anchors += Set.new(html.scan(/<sup\s+class="footnote"\s+id="([^"]+)/).flatten) - return anchors + anchors end def check_fragment_identifiers(html, anchors) |