Module: Webgen::Tag::Langbar

Defined in:
lib/webgen/tag/langbar.rb

Overview

Generates a list with all the languages of the page.

Class Method Summary collapse

Class Method Details

.call(tag, body, context) ⇒ Object

Return a rendering of the list of all translations of the content node.



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# File 'lib/webgen/tag/langbar.rb', line 12

def self.call(tag, body, context)
  context.website.ext.item_tracker.add(context.dest_node, :nodes,
                                       ['Webgen::Tag::Langbar', 'node_translations'],
                                       context.content_node.alcn, :meta_info)
  nodes = node_translations(context.website, context.content_node.alcn)

  if context[:config]['tag.langbar.show_single_lang'] || nodes.length > 1
    context[:nodes] = nodes.
      reject {|n| (context.content_node.lang == n.lang && !context[:config]['tag.langbar.show_own_lang'])}.
      sort {|a, b| a.lang <=> b.lang}
    Webgen::Tag.render_tag_template(context, 'langbar')
  else
    ''
  end
end

.node_translations(website, node_alcn) ⇒ Object

Generate the list of node translations given the options.

This method is invoked by Webgen::ItemTracker::NodeList to retrieve the translations nodes when necessary.



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# File 'lib/webgen/tag/langbar.rb', line 32

def self.node_translations(website, node_alcn)
  website.tree.translations(website.tree[node_alcn])
end