Module: NodeHelperChanges

Defined in:
lib/node_helper_changes.rb

Class Method Summary collapse

Class Method Details

.included(clazz) ⇒ Object 



2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
 
# File 'lib/node_helper_changes.rb', line 2

def self.included(clazz)
  clazz.class_eval do
    def node_title
      %{<span class="title">#{ @current_node.breadcrumb }</span>}
    end
    
    def expanded_rows
      unless @expanded_rows
       @expanded_rows = case
        when rows = cookies[:expanded_rows]
          rows.split(',').select { |x| /^\d+(_[\d_a-z]+)?$/i === x rescue nil }.compact
        else
          []
        end

       if homepage and !@expanded_rows.include?(homepage.id.to_s)
         @expanded_rows << homepage.id.to_s
       end
     end
     @expanded_rows
    end
    
    def expanded
      show_all? || expanded_rows.include?(@current_node.id.to_s)
    end
      
    def children_class
      if has_children?
        if expanded
          " children_visible"
        else
          " children_hidden"
        end
      else
        " no_children"
      end
    end
    
    def expander(level)
      unless !has_children? or level == 0
        image((expanded ? "collapse" : "expand"), 
              :class => "expander", :alt => 'toggle children', 
              :title => '')
      else
        ""
      end
    end      
    
    def has_children?
      if @current_node.respond_to? :tree_children
        @current_node.tree_children.any?
      else
        @current_node.children.any?
      end
    end
    
    def prepare_node(page)
      @current_node = page
      page.extend MenuRenderer
      page.view = self
      if page.additional_menu_features?
        page.extend(*page.menu_renderer_modules)
      end
    end
    
    def render_nodes(pages, locals = {})
      locals.reverse_merge!(:level => 0, :simple => false).merge!(:pages => pages)
      render :partial => 'admin/pages/nodes', :locals =>  locals
    end
  end
end