# File lib/webgen/tag/breadcrumbtrail.rb, line 17
17:     def call(tag, body, context)
18:       out = breadcrumb_trail_list(context.content_node)
19:       (context.dest_node.node_info[:tag_breadcrumb_trail] ||= {})[[@params.to_a.sort, context.content_node.alcn]] = out.map {|n| n.alcn}
20:       out = out.map {|n| context.dest_node.link_to(n, :lang => context.content_node.lang) }.
21:         join(param('tag.breadcrumbtrail.separator'))
22:       log(:debug) { "Breadcrumb trail for <#{context.content_node}>: #{out}" }
23:       out
24:     end

    # File lib/webgen/tag/breadcrumbtrail.rb, line 32
32:     def breadcrumb_trail_list(node)
33:       list = []
34:       omit_index_path = if node.meta_info.has_key?('omit_index_path')
35:                           node['omit_index_path']
36:                         else
37:                           param('tag.breadcrumbtrail.omit_index_path')
38:                         end
39:       omit_index_path = omit_index_path && node.parent.routing_node(node.lang) == node
40: 
41:       node = node.parent if omit_index_path
42: 
43:       until node == node.tree.dummy_root
44:         list.unshift(node)
45:         node = node.parent
46:       end
47:       list[param('tag.breadcrumbtrail.start_level')..param('tag.breadcrumbtrail.end_level')].to_a
48:     end

    # File lib/webgen/tag/breadcrumbtrail.rb, line 51
51:     def node_changed?(node)
52:       return if !node.node_info[:tag_breadcrumb_trail]
53: 
54:       node.node_info[:tag_breadcrumb_trail].each do |(params, cn_alcn), cached_list|
55:         cn = node.tree[cn_alcn]
56:         set_params(params.to_hash)
57:         list = breadcrumb_trail_list(cn)
58:         set_params({})
59: 
60:         if (list.map {|n| n.alcn} != cached_list) ||
61:             list.any? {|n| (r = n.routing_node(cn.lang)) && r != node && r.meta_info_changed?}
62:           node.flag(:dirty)
63:           break
64:         end
65:       end
66:     end