middleman/lib/middleman/features/blog.rb
2011-06-08 20:53:46 -07:00

121 lines
No EOL
4.1 KiB
Ruby

require "rdiscount"
module Middleman
module Features
module Blog
class << self
def registered(app)
# Depend on FrontMatter
app.activate Middleman::Features::FrontMatter
# Include helpers
app.helpers Middleman::Features::Blog::Helpers
app.after_feature_init do
if !app.settings.respond_to? :blog_permalink
app.set :blog_permalink, "/:year/:month/:day/:title.html"
end
if !app.settings.respond_to? :blog_layout
app.set :blog_layout, "layout"
end
if !app.settings.respond_to? :blog_summary_separator
app.set :blog_summary_separator, /READMORE/
end
if !app.settings.respond_to? :blog_summary_length
app.set :blog_summary_length, 250
end
if !app.settings.respond_to? :blog_layout_engine
app.set :blog_layout_engine, "erb"
end
if !app.settings.respond_to? :blog_index_template
app.set :blog_index_template, "index_template"
end
if !app.settings.respond_to? :blog_article_template
app.set :blog_article_template, "article_template"
end
$stderr.puts "== Blog: #{app.settings.blog_permalink}"
articles_glob = File.join(app.views, app.settings.blog_permalink.gsub(/(:\w+)/, "*") + ".*")
articles = Dir[articles_glob].map do |article|
template_content = File.read(article)
data, content = parse_front_matter(template_content)
data["date"] = Date.parse(data["date"])
yaml_regex = /^(---\s*\n.*?\n?)^(---\s*$\n?)/m
data["raw"] = template_content.split(yaml_regex).last
data["url"] = article.gsub(app.views, "").split(".html").first + ".html"
all_content = Tilt.new(article).render
data["body"] = all_content.gsub!(app.settings.blog_summary_separator, "")
sum = if data["raw"] =~ app.settings.blog_summary_separator
data["raw"].split(app.settings.blog_summary_separator).first
else data["raw"].match(/(.{1,#{app.settings.blog_summary_length}}.*?)(\n|\Z)/m).to_s
end
engine = RDiscount.new(sum)
data["summary"] = engine.to_html
data
end.sort { |a, b| b["date"] <=> a["date"] }
app.data_content("blog", { :articles => articles })
app.get(app.settings.blog_permalink) do
options = {}
options[:layout] = settings.blog_layout
options[:layout_engine] = settings.blog_layout_engine
extensionless_path, template_engine = resolve_template(request.path)
full_file_path = "#{extensionless_path}.#{template_engine}"
system_path = File.join(settings.views, full_file_path)
data, content = self.class.parse_front_matter(File.read(system_path))
# Forward remaining data to helpers
self.class.data_content("page", data)
output = render(request.path, options)
# No need for separator on permalink page
output.gsub!(settings.blog_summary_separator, "")
status 200
output
end
end
end
alias :included :registered
end
module Helpers
def is_blog_article?
!current_article_title.blank?
end
def blog_title
end
def current_article_date
DateTime.parse(current_article_metadata.date)
end
def current_article_title
current_article_metadata.title
end
def current_article_metadata
data.page
end
end
end
end
end