Class: CloudCannonJekyll::Generator

Inherits:
Jekyll::Generator
  • Object
show all
Defined in:
lib/cloudcannon-jekyll/generator.rb

Overview

Generates JSON files containing build config and build output details

Instance Method Summary collapse

Instance Method Details

#add_blogging_config(collections_config) ⇒ Object

Add posts/drafts to collections config



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# File 'lib/cloudcannon-jekyll/generator.rb', line 91

def add_blogging_config(collections_config)
  collections_config["posts"] = { "output" => true } if Jekyll::VERSION.start_with? "2."
  drafts = @reader.read_drafts(collections_dir)

  if collections_config.key?("posts")
    collections_config["drafts"] = collections_config["posts"].dup
  elsif drafts.any?
    collections_config["drafts"] = {}
  end

  folders = add_category_folder_config(collections_config, collections_config["posts"])
  folders.compact.each do |folder|
    drafts += @reader.read_drafts(folder)
  end

  drafts
end

#add_category_folder_config(collections_config, posts_config = {}) ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 52

def add_category_folder_config(collections_config, posts_config = {})
  posts = @site.posts || @site.collections["posts"]
  seen = {}

  posts.map do |post|
    parts = post.relative_path.split("/_posts/")
    path = parts.first

    # Ignore unless it's an unseen category folder post
    next if parts.length < 2 || path.empty? || seen[path]

    # Could check this to ensure raw files exist since posts can be generated without files
    # next if @reader.read_posts(parts[0]).empty?

    seen[path] = true
    folder = path.sub(%r!^\/+!, "")
    collections_path = "#{collections_dir}/#{folder}".gsub(%r!\/+!, "/").sub(%r!^\/+!, "")

    collections_config["#{folder}/posts"] = posts_config.merge({
      "_path" => "#{collections_path}/_posts",
    })

    # Adding the category draft config like this isn't ideal, since you could have drafts
    #  without posts, but it's a decent trade off vs looking for _drafts folders
    collections_config["#{folder}/drafts"] = posts_config.merge({
      "_path" => "#{collections_path}/_drafts",
    })

    path
  end
end

#add_collection_paths(collections_config) ⇒ Object

Add _path to each collection config



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# File 'lib/cloudcannon-jekyll/generator.rb', line 110

def add_collection_paths(collections_config)
  collections_config.each do |key, collection|
    next if collection.key?("_path")

    collection["_path"] = File.join(collections_dir, "_#{key}").sub(%r!^\/+!, "")
  end
end

#add_data_config(collections_config) ⇒ Object

Add data to collections config if raw data files exist



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# File 'lib/cloudcannon-jekyll/generator.rb', line 85

def add_data_config(collections_config)
  data_files = @reader.read_data(data_dir)
  collections_config["data"] = { "_path" => data_dir } if data_files&.keys&.any?
end

#collections_dir ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 42

def collections_dir
  return "" if Jekyll::VERSION.start_with? "2."

  @site.config["collections_dir"] || ""
end

#data_dir ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 48

def data_dir
  @site.config["data_dir"] || "_data"
end

#destination_path(filename) ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 141

def destination_path(filename)
  Jekyll.sanitized_path(@site.dest, path(filename))
end

#file_content(filename, data) ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 145

def file_content(filename, data)
  page = PageWithoutAFile.new(@site, File.dirname(__FILE__), "", path(filename))
  page.content = File.read(source_path(filename))
  page.data["layout"] = nil
  page.data["sitemap"] = false
  page.data["permalink"] = "/#{path(filename)}"
  page.render({}, data)
  page.output
end

#generate(site) ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 12

def generate(site)
  @site = site
  @reader = Reader.new(@site)

  collections_config = @site.config["collections"].dup || {}

  # Workaround for empty collection configurations
  collections_config.each_key do |key|
    collections_config[key] ||= { "output" => false }
  end

  payload = @site.site_payload.merge({
    "gem_version" => CloudCannonJekyll::VERSION,
  })

  drafts = add_blogging_config(collections_config)
  add_collection_paths(collections_config)
  add_data_config(collections_config)

  generate_file("config", payload.merge({
    "pwd"         => Dir.pwd,
    "config"      => @site.config,
    "collections" => collections_config,
  }))

  generate_file("details", payload.merge({
    "drafts" => drafts,
  }))
end

#generate_file(filename, data) ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 118

def generate_file(filename, data)
  dest = destination_path(filename)
  FileUtils.mkdir_p(File.dirname(dest))
  File.open(dest, "w") { |file| file.write(file_content(filename, data)) }
  @site.keep_files ||= []
  @site.keep_files << path(filename)
end

#path(filename, suffix = "") ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 133

def path(filename, suffix = "")
  "_cloudcannon/#{filename}#{suffix}.json"
end

#source_path(filename) ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 137

def source_path(filename)
  File.expand_path(path(filename, version_path_suffix), File.dirname(__FILE__))
end

#version_path_suffix ⇒ Object 



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# File 'lib/cloudcannon-jekyll/generator.rb', line 126

def version_path_suffix
  return "-2.x" if Jekyll::VERSION.start_with? "2."
  return "-3.0-4.x" if %r!3\.[0-4]\.! =~ Jekyll::VERSION

  ""
end