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# redMine - project management software
# Copyright (C) 2006-2007 Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
module Redmine
module MenuManager
module MenuController
def self.included(base)
base.extend(ClassMethods)
end
module ClassMethods
@@menu_items = Hash.new {|hash, key| hash[key] = {:default => key, :actions => {}}}
mattr_accessor :menu_items
# Set the menu item name for a controller or specific actions
# Examples:
# * menu_item :tickets # => sets the menu name to :tickets for the whole controller
# * menu_item :tickets, :only => :list # => sets the menu name to :tickets for the 'list' action only
# * menu_item :tickets, :only => [:list, :show] # => sets the menu name to :tickets for 2 actions only
#
# The default menu item name for a controller is controller_name by default
# Eg. the default menu item name for ProjectsController is :projects
def menu_item(id, options = {})
if actions = options[:only]
actions = [] << actions unless actions.is_a?(Array)
actions.each {|a| menu_items[controller_name.to_sym][:actions][a.to_sym] = id}
else
menu_items[controller_name.to_sym][:default] = id
end
end
end
def menu_items
self.class.menu_items
end
# Returns the menu item name according to the current action
def current_menu_item
menu_items[controller_name.to_sym][:actions][action_name.to_sym] ||
menu_items[controller_name.to_sym][:default]
end
end
module MenuHelper
# Returns the current menu item name
def current_menu_item
@controller.current_menu_item
end
# Renders the application main menu
def render_main_menu(project)
render_menu((project && !project.new_record?) ? :project_menu : :application_menu, project)
end
def render_menu(menu, project=nil)
links = []
Redmine::MenuManager.allowed_items(menu, User.current, project).each do |item|
unless item.condition && !item.condition.call(project)
url = case item.url
when Hash
project.nil? ? item.url : {item.param => project}.merge(item.url)
when Symbol
send(item.url)
else
item.url
end
#url = (project && item.url.is_a?(Hash)) ? {item.param => project}.merge(item.url) : (item.url.is_a?(Symbol) ? send(item.url) : item.url)
links << content_tag('li',
link_to(l(item.caption), url, (current_menu_item == item.name ? item.html_options.merge(:class => 'selected') : item.html_options)))
end
end
links.empty? ? nil : content_tag('ul', links.join("\n"))
end
end
class << self
def map(menu_name)
mapper = Mapper.new
yield mapper
@items ||= {}
@items[menu_name.to_sym] ||= []
@items[menu_name.to_sym] += mapper.items
end
def items(menu_name)
@items[menu_name.to_sym] || []
end
def allowed_items(menu_name, user, project)
project ? items(menu_name).select {|item| user && user.allowed_to?(item.url, project)} : items(menu_name)
end
end
class Mapper
# Adds an item at the end of the menu. Available options:
# * param: the parameter name that is used for the project id (default is :id)
# * if: a proc that is called before rendering the item, the item is displayed only if it returns true
# * caption: the localized string key that is used as the item label
# * html_options: a hash of html options that are passed to link_to
def push(name, url, options={})
items << MenuItem.new(name, url, options)
end
def items
@items ||= []
end
end
class MenuItem
include GLoc
attr_reader :name, :url, :param, :condition, :caption, :html_options
def initialize(name, url, options)
raise "Invalid option :if for menu item '#{name}'" if options[:if] && !options[:if].respond_to?(:call)
raise "Invalid option :html for menu item '#{name}'" if options[:html] && !options[:html].is_a?(Hash)
@name = name
@url = url
@condition = options[:if]
@param = options[:param] || :id
@caption = options[:caption] || (l_has_string?("label_#{name}".to_sym) ? "label_#{name}".to_sym : name.to_s.humanize)
@html_options = options[:html] || {}
end
end
end
end
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