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100 lines
3.2 KiB
100 lines
3.2 KiB
#-- copyright
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# ChiliProject is a project management system.
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#
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# Copyright (C) 2010-2011 the ChiliProject Team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# See doc/COPYRIGHT.rdoc for more details.
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#++
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class Redmine::MenuManager::Mapper
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def initialize(menu, items)
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items[menu] ||= Redmine::MenuManager::TreeNode.new(:root, {})
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@menu = menu
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@menu_items = items[menu]
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end
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@@last_items_count = Hash.new {|h,k| h[k] = 0}
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# Adds an item at the end of the menu. Available options:
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# * param: the parameter name that is used for the project id (default is :id)
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# * if: a Proc that is called before rendering the item, the item is displayed only if it returns true
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# * caption that can be:
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# * a localized string Symbol
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# * a String
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# * a Proc that can take the project as argument
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# * before, after: specify where the menu item should be inserted (eg. :after => :activity)
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# * parent: menu item will be added as a child of another named menu (eg. :parent => :issues)
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# * children: a Proc that is called before rendering the item. The Proc should return an array of MenuItems, which will be added as children to this item.
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# eg. :children => Proc.new {|project| [Redmine::MenuManager::MenuItem.new(...)] }
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# * last: menu item will stay at the end (eg. :last => true)
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# * html_options: a hash of html options that are passed to link_to
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def push(name, url, options={})
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options = options.dup
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if options[:parent]
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subtree = self.find(options[:parent])
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if subtree
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target_root = subtree
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else
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target_root = @menu_items.root
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end
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else
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target_root = @menu_items.root
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end
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# menu item position
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if first = options.delete(:first)
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target_root.prepend(Redmine::MenuManager::MenuItem.new(name, url, options))
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elsif before = options.delete(:before)
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if exists?(before)
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target_root.add_at(Redmine::MenuManager::MenuItem.new(name, url, options), position_of(before))
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else
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target_root.add(Redmine::MenuManager::MenuItem.new(name, url, options))
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end
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elsif after = options.delete(:after)
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if exists?(after)
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target_root.add_at(Redmine::MenuManager::MenuItem.new(name, url, options), position_of(after) + 1)
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else
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target_root.add(Redmine::MenuManager::MenuItem.new(name, url, options))
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end
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elsif options[:last] # don't delete, needs to be stored
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target_root.add_last(Redmine::MenuManager::MenuItem.new(name, url, options))
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else
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target_root.add(Redmine::MenuManager::MenuItem.new(name, url, options))
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end
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end
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# Removes a menu item
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def delete(name)
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if found = self.find(name)
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@menu_items.remove!(found)
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end
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end
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# Checks if a menu item exists
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def exists?(name)
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@menu_items.any? {|node| node.name == name}
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end
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def find(name)
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@menu_items.find {|node| node.name == name}
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end
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def position_of(name)
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@menu_items.each do |node|
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if node.name == name
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return node.position
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end
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end
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end
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end
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