Webgen::Tag::Langbar

    # File lib/webgen/tag/langbar.rb, line 16
16:     def call(tag, body, context)
17:       lang_nodes = all_lang_nodes(context.content_node)
18:       (context.dest_node.node_info[:tag_langbar_data] ||= {})[context.content_node.acn] = lang_nodes.map {|n| n.alcn}
19:       result = lang_nodes.
20:         reject {|n| (context.content_node.lang == n.lang && !param('tag.langbar.show_own_lang'))}.
21:         sort {|a, b| a.lang <=> b.lang}.
22:         collect do |n|
23:         attrs = {:link_text => (param('tag.langbar.lang_names')[n.lang] || n.lang), :lang => n.lang}
24:         attrs['class'] = 'webgen-langbar-current-lang' if context.content_node.lang == n.lang
25:         context.dest_node.link_to(n, attrs)
26:       end.join(param('tag.langbar.separator'))
27: 
28:       [(param('tag.langbar.show_single_lang') || lang_nodes.length > 1 ? result : ""), param('tag.langbar.process_output')]
29:     end

    # File lib/webgen/tag/langbar.rb, line 36
36:     def all_lang_nodes(node)
37:       node.tree.node_access[:acn][node.acn]
38:     end

    # File lib/webgen/tag/langbar.rb, line 41
41:     def node_changed?(node)
42:       return unless (cdata = node.node_info[:tag_langbar_data])
43:       cdata.each do |acn, clang_nodes|
44:         lang_nodes = all_lang_nodes(node.tree[acn, :acn]) rescue nil
45:         if !lang_nodes || lang_nodes.length != clang_nodes.length ||
46:             lang_nodes.any? {|n| n.meta_info_changed?}
47:           node.flag(:dirty)
48:           break
49:         end
50:       end
51:     end