138 lines
4.2 KiB
Ruby
138 lines
4.2 KiB
Ruby
module Redmine::MenuManager::MenuHelper
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# Returns the current menu item name
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def current_menu_item
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@controller.current_menu_item
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end
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# Renders the application main menu
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def render_main_menu(project)
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render_menu((project && !project.new_record?) ? :project_menu : :application_menu, project)
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end
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def display_main_menu?(project)
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menu_name = project && !project.new_record? ? :project_menu : :application_menu
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Redmine::MenuManager.items(menu_name).size > 1 # 1 element is the root
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end
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def render_menu(menu, project=nil)
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links = []
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menu_items_for(menu, project) do |node|
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links << render_menu_node(node, project)
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end
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links.empty? ? nil : content_tag('ul', links.join("\n"))
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end
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def render_menu_node(node, project=nil)
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if node.hasChildren? || !node.child_menus.nil?
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return render_menu_node_with_children(node, project)
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else
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caption, url, selected = extract_node_details(node, project)
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return content_tag('li',
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render_single_menu_node(node, caption, url, selected))
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end
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end
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def render_menu_node_with_children(node, project=nil)
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caption, url, selected = extract_node_details(node, project)
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html = [].tap do |html|
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html << '<li>'
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# Parent
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html << render_single_menu_node(node, caption, url, selected)
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# Standard children
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standard_children_list = "".tap do |child_html|
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node.children.each do |child|
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child_html << render_menu_node(child, project)
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end
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end
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html << content_tag(:ul, standard_children_list, :class => 'menu-children') unless standard_children_list.empty?
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# Unattached children
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unattached_children_list = render_unattached_children_menu(node, project)
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html << content_tag(:ul, unattached_children_list, :class => 'menu-children unattached') unless unattached_children_list.blank?
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html << '</li>'
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end
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return html.join("\n")
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end
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# Returns a list of unattached children menu items
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def render_unattached_children_menu(node, project)
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return nil unless node.child_menus
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"".tap do |child_html|
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unattached_children = node.child_menus.call(project)
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# Tree nodes support #each so we need to do object detection
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if unattached_children.is_a? Array
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unattached_children.each do |child|
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child_html << content_tag(:li, render_unattached_menu_item(child, project))
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end
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else
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raise Redmine::MenuManager::MenuError, ":child_menus must be an array of MenuItems"
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end
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end
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end
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def render_single_menu_node(item, caption, url, selected)
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link_to(h(caption), url, item.html_options(:selected => selected))
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end
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def render_unattached_menu_item(menu_item, project)
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raise Redmine::MenuManager::MenuError, ":child_menus must be an array of MenuItems" unless menu_item.is_a? Redmine::MenuManager::MenuItem
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if User.current.allowed_to?(menu_item.url, project)
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link_to(h(menu_item.caption),
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menu_item.url,
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menu_item.html_options)
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end
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end
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def menu_items_for(menu, project=nil)
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items = []
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Redmine::MenuManager.items(menu).root.children.each do |node|
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if allowed_node?(node, User.current, project)
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if block_given?
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yield node
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else
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items << node # TODO: not used?
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end
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end
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end
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return block_given? ? nil : items
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end
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def extract_node_details(node, project=nil)
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item = node
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url = case item.url
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when Hash
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project.nil? ? item.url : {item.param => project}.merge(item.url)
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when Symbol
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send(item.url)
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else
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item.url
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end
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caption = item.caption(project)
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return [caption, url, (current_menu_item == item.name)]
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end
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# Checks if a user is allowed to access the menu item by:
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#
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# * Checking the conditions of the item
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# * Checking the url target (project only)
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def allowed_node?(node, user, project)
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if node.condition && !node.condition.call(project)
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# Condition that doesn't pass
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return false
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end
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if project
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return user && user.allowed_to?(node.url, project)
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else
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# outside a project, all menu items allowed
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return true
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end
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end
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end
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