Add support for unattached menus (generated dynamically)

A MenuItem can define a :child_menus option with a Proc.  When the menus
are rendered, the Proc will be run and the resulting MenuItems will be
added to the page as child menus

  #4250

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3091 e93f8b46-1217-0410-a6f0-8f06a7374b81
This commit is contained in:
Eric Davis 2009-11-25 05:36:50 +00:00
parent 1f06cf8899
commit b0999e3764
4 changed files with 181 additions and 13 deletions

View File

@ -95,6 +95,9 @@ Tree::TreeNode.send(:include, TreeNodePatch)
module Redmine
module MenuManager
class MenuError < StandardError #:nodoc:
end
module MenuController
def self.included(base)
base.extend(ClassMethods)
@ -164,27 +167,71 @@ module Redmine
end
def render_menu_node(node, project=nil)
caption, url, selected = extract_node_details(node, project)
if node.hasChildren?
html = []
html << '<li>'
html << render_single_menu_node(node, caption, url, selected) # parent
html << ' <ul>'
node.children.each do |child|
html << render_menu_node(child, project)
end
html << ' </ul>'
html << '</li>'
return html.join("\n")
if node.hasChildren? || !node.child_menus.nil?
return render_menu_node_with_children(node, project)
else
caption, url, selected = extract_node_details(node, project)
return content_tag('li',
render_single_menu_node(node, caption, url, selected))
end
end
def render_menu_node_with_children(node, project=nil)
caption, url, selected = extract_node_details(node, project)
html = returning [] do |html|
html << '<li>'
# Parent
html << render_single_menu_node(node, caption, url, selected)
# Standard children
standard_children_list = returning "" do |child_html|
node.children.each do |child|
child_html << render_menu_node(child, project)
end
end
html << content_tag(:ul, standard_children_list, :class => 'menu-children') unless standard_children_list.empty?
# Unattached children
unattached_children_list = render_unattached_children_menu(node, project)
html << content_tag(:ul, unattached_children_list, :class => 'menu-children unattached') unless unattached_children_list.blank?
html << '</li>'
end
return html.join("\n")
end
# Returns a list of unattached children menu items
def render_unattached_children_menu(node, project)
return nil unless node.child_menus
returning "" do |child_html|
unattached_children = node.child_menus.call(project)
# Tree nodes support #each so we need to do object detection
if unattached_children.is_a? Array
unattached_children.each do |child|
child_html << content_tag(:li, render_unattached_menu_item(child, project))
end
else
raise MenuError, ":child_menus must be an array of MenuItems"
end
end
end
def render_single_menu_node(item, caption, url, selected)
link_to(h(caption), url, item.html_options(:selected => selected))
end
def render_unattached_menu_item(menu_item, project)
raise MenuError, ":child_menus must be an array of MenuItems" unless menu_item.is_a? MenuItem
if User.current.allowed_to?(menu_item.url, project)
link_to(h(menu_item.caption),
menu_item.url,
menu_item.html_options)
end
end
def menu_items_for(menu, project=nil)
items = []
@ -336,12 +383,13 @@ module Redmine
class MenuItem < Tree::TreeNode
include Redmine::I18n
attr_reader :name, :url, :param, :condition, :parent_menu
attr_reader :name, :url, :param, :condition, :parent_menu, :child_menus
def initialize(name, url, options)
raise ArgumentError, "Invalid option :if for menu item '#{name}'" if options[:if] && !options[:if].respond_to?(:call)
raise ArgumentError, "Invalid option :html for menu item '#{name}'" if options[:html] && !options[:html].is_a?(Hash)
raise ArgumentError, "Cannot set the :parent_menu to be the same as this item" if options[:parent_menu] == name.to_sym
raise ArgumentError, "Invalid option :child_menus for menu item '#{name}'" if options[:child_menus] && !options[:child_menus].respond_to?(:call)
@name = name
@url = url
@condition = options[:if]
@ -351,6 +399,7 @@ module Redmine
# Adds a unique class to each menu item based on its name
@html_options[:class] = [@html_options[:class], @name.to_s.dasherize].compact.join(' ')
@parent_menu = options[:parent_menu]
@child_menus = options[:child_menus]
super @name.to_sym
end

View File

@ -101,6 +101,107 @@ class Redmine::MenuManager::MenuHelperTest < HelperTestCase
end
def test_render_menu_node_with_child_menus
User.current = User.find(2)
parent_node = Redmine::MenuManager::MenuItem.new(:parent_node,
'/test',
{
:child_menus => Proc.new {|p|
child_menus = []
3.times do |time|
child_menus << Redmine::MenuManager::MenuItem.new("test_child_#{time}",
{:controller => 'issues', :action => 'index'},
{})
end
child_menus
}
})
@response.body = render_menu_node(parent_node, Project.find(1))
assert_select("li") do
assert_select("a.parent-node", "Parent node")
assert_select("ul") do
assert_select("li a.test-child-0", "Test child 0")
assert_select("li a.test-child-1", "Test child 1")
assert_select("li a.test-child-2", "Test child 2")
end
end
end
def test_render_menu_node_with_nested_items_and_child_menus
User.current = User.find(2)
parent_node = Redmine::MenuManager::MenuItem.new(:parent_node,
'/test',
{
:child_menus => Proc.new {|p|
child_menus = []
3.times do |time|
child_menus << Redmine::MenuManager::MenuItem.new("test_child_#{time}", {:controller => 'issues', :action => 'index'}, {})
end
child_menus
}
})
parent_node << Redmine::MenuManager::MenuItem.new(:child_node,
'/test',
{
:child_menus => Proc.new {|p|
child_menus = []
6.times do |time|
child_menus << Redmine::MenuManager::MenuItem.new("test_dynamic_child_#{time}", {:controller => 'issues', :action => 'index'}, {})
end
child_menus
}
})
@response.body = render_menu_node(parent_node, Project.find(1))
assert_select("li") do
assert_select("a.parent-node", "Parent node")
assert_select("ul") do
assert_select("li a.child-node", "Child node")
assert_select("ul") do
assert_select("li a.test-dynamic-child-0", "Test dynamic child 0")
assert_select("li a.test-dynamic-child-1", "Test dynamic child 1")
assert_select("li a.test-dynamic-child-2", "Test dynamic child 2")
assert_select("li a.test-dynamic-child-3", "Test dynamic child 3")
assert_select("li a.test-dynamic-child-4", "Test dynamic child 4")
assert_select("li a.test-dynamic-child-5", "Test dynamic child 5")
end
assert_select("li a.test-child-0", "Test child 0")
assert_select("li a.test-child-1", "Test child 1")
assert_select("li a.test-child-2", "Test child 2")
end
end
end
def test_render_menu_node_with_child_menus_without_an_array
parent_node = Redmine::MenuManager::MenuItem.new(:parent_node,
'/test',
{
:child_menus => Proc.new {|p| Redmine::MenuManager::MenuItem.new("test_child", "/testing", {})}
})
assert_raises Redmine::MenuManager::MenuError, ":child_menus must be an array of MenuItems" do
@response.body = render_menu_node(parent_node, Project.find(1))
end
end
def test_render_menu_node_with_incorrect_child_menus
parent_node = Redmine::MenuManager::MenuItem.new(:parent_node,
'/test',
{
:child_menus => Proc.new {|p| ["a string"] }
})
assert_raises Redmine::MenuManager::MenuError, ":child_menus must be an array of MenuItems" do
@response.body = render_menu_node(parent_node, Project.find(1))
end
end
def test_menu_items_for_should_yield_all_items_if_passed_a_block
menu_name = :test_menu_items_for_should_yield_all_items_if_passed_a_block
Redmine::MenuManager.map menu_name do |menu|

View File

@ -92,6 +92,20 @@ class Redmine::MenuManager::MenuItemTest < Test::Unit::TestCase
})
end
def test_new_menu_item_should_require_a_proc_to_use_the_child_menus_option
assert_raises ArgumentError do
Redmine::MenuManager::MenuItem.new(:test_error, '/test',
{
:child_menus => ['not_a_proc']
})
end
assert Redmine::MenuManager::MenuItem.new(:test_good_child_menus, '/test',
{
:child_menus => Proc.new{}
})
end
def test_new_should_not_allow_setting_the_parent_menu_item_to_the_current_item
assert_raises ArgumentError do
Redmine::MenuManager::MenuItem.new(:test_error, '/test', { :parent_menu => :test_error })

View File

@ -25,4 +25,8 @@ class Redmine::MenuManagerTest < Test::Unit::TestCase
context "MenuManager#items" do
should "be tested"
end
should "be tested" do
assert true
end
end