Class: Murlsh::AtomBody

Inherits:
Object
  • Object
show all
Includes:
FeedBody
Defined in:
lib/murlsh/atom_body.rb

Overview

Atom feed builder.

Instance Attribute Summary

Attributes included from FeedBody

#config, #feed_url, #req, #updated, #urls

Instance Method Summary collapse

Methods included from FeedBody

#each, #feed_title, #initialize

Instance Method Details

#build ⇒ Object

Atom feed builder.



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# File 'lib/murlsh/atom_body.rb', line 14

def build
  if defined?(@body)
    @body
  else
    feed = TinyAtom::Feed.new(config.fetch('root_url'), feed_title,
      feed_url, :hubs => config.fetch('pubsubhubbub_hubs', []).
      map { |x| x['subscribe_url'] })

    urls.each do |mu|
      Murlsh::Plugin.hooks('url_display_pre') do |p|
        p.run mu, req, config
      end

      options = {
        :author_name => mu.name,
        :summary => mu.title_stripped
      }

      options[:enclosures] = []
      mu.enclosures.each do |e|
        new_e = {
          :enclosure_href => e.enclosure_url,
          :enclosure_title => e.title_stripped,
          :enclosure_type => e.content_type
        }

        new_e[:enclosure_length] = e.content_length  if e.content_length

        options[:enclosures] << new_e
      end

      if mu.thumbnail_url
        begin
          # Add root url to relative urls.
          tu = URI(mu.thumbnail_url)
          abs_url = if tu.is_a?(URI::HTTP)
            tu
          else
            URI.join config.fetch('root_url'), tu
          end
          options.merge! :media_thumbnail_url => abs_url
        rescue URI::InvalidURIError
        end
      end

      Murlsh::failproof do
        if mu.via
          options.merge!(
            :via_type => 'text/html',
            :via_href => mu.via,
            :via_title => URI(mu.via).extend(Murlsh::URIDomain).domain
            )
        end
      end

      feed.add_entry mu.id, mu.title_stripped, mu.time, mu.url, options
    end

    @updated = feed.updated
    @body = feed.make
  end

end