1  # encoding: utf-8
   2  #
   3  # Redmine - project management software
   4  # Copyright (C) 2006-2011  Jean-Philippe Lang
   5  #
   6  # This program is free software; you can redistribute it and/or
   7  # modify it under the terms of the GNU General Public License
   8  # as published by the Free Software Foundation; either version 2
   9  # of the License, or (at your option) any later version.
  10  #
  11  # This program is distributed in the hope that it will be useful,
  12  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  # GNU General Public License for more details.
  15  #
  16  # You should have received a copy of the GNU General Public License
  17  # along with this program; if not, write to the Free Software
  18  # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19 
  20  module WikiHelper
  21 
  22    def wiki_page_options_for_select(pages, selected = nil, parent = nil, level = 0)
  23      pages = pages.group_by(&:parent) unless pages.is_a?(Hash)
  24      s = ''
  25      if pages.has_key?(parent)
  26        pages[parent].each do |page|
  27          attrs = "value='#{page.id}'"
  28          attrs << " selected='selected'" if selected == page
  29          indent = (level > 0) ? ('&nbsp;' * level * 2 + '&#187; ') : nil
  30 
  31          s << "<option #{attrs}>#{indent}#{h page.pretty_title}</option>\n" +
  32                 wiki_page_options_for_select(pages, selected, page, level + 1)
  33        end
  34      end
  35      s
  36    end
  37 
  38    def wiki_page_breadcrumb(page)
  39      breadcrumb(page.ancestors.reverse.collect {|parent|
  40        link_to(h(parent.pretty_title), {:controller => 'wiki', :action => 'show', :id => parent.title, :project_id => parent.project})
  41      })
  42    end
  43  end