Module: Skyline::TreeHelper

Defined in:
app/helpers/skyline/tree_helper.rb

Instance Method Summary collapse

Instance Method Details

#media_dir_tree(dirs, roots, options = {}) ⇒ Object 



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# File 'app/helpers/skyline/tree_helper.rb', line 26

def media_dir_tree(dirs,roots,options={})
  node_content = Proc.new do |node|
    content_tag("span",node.name)
  end
  
  node_title = Proc.new do |node|
    node.name
  end
      
  node_url = Proc.new do |node|
    skyline_media_dir_media_files_path(node)
  end
  options.reverse_merge! :id_prefix => "media", :node_content => node_content, :node_url => node_url, :node_title => node_title
  node_tree(dirs,roots,options)    
end

#node_tree(node_collection, nodes, options = {}) ⇒ Object 



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# File 'app/helpers/skyline/tree_helper.rb', line 43

def node_tree(node_collection,nodes,options={})
  node_url = Proc.new{|node| "" }
  node_content = Proc.new{|node| node }
  node_title = Proc.new{|node| "" }
  options.reverse_merge! :id_prefix => "node", :node_content => node_content, :node_url => node_url, :node_title => node_title, :selected => nil, :open => []
  tags = []
  nodes ||= []
  
  nodes.each do |node|
    selected = options[:selected].present? ? options[:selected].id == node.id : false
    li = link_to(options[:node_content].call(node), options[:node_url].call(node), :class => (selected ? "selected" : nil), :title => options[:node_title].call(node))
    li << node_tree(node_collection,node_collection[node.id],options) if node_collection.has_key?(node.id)
    tags << content_tag("li",li , :id => "#{options[:id_prefix]}_#{node.id}", :class => (options[:open].include?(node)))
  end
  
  content_tag("ul",tags.join("\n"));
end

#page_tree(pages, roots, options = {}) ⇒ Object 



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# File 'app/helpers/skyline/tree_helper.rb', line 3

def page_tree(pages, roots, options = {})
  node_content = Proc.new do |page|
    css_class = case
      when page["locked"] == "1" then "locked"
      when page.published? && page.identical_to_publication? then "published"
      when page.published? then "changed"
      else nil
    end      
    content_tag("span", page.title, :class => css_class)
  end
  
  node_title = Proc.new do |page|
    page.title
  end
  
  node_url = Proc.new do |page|
    edit_skyline_article_path(page["id"])
  end
  
  options.reverse_merge! :id_prefix => "article", :node_content => node_content, :node_url => node_url, :node_title => node_title
  node_tree(pages,roots,options)
end