Chris@1295: # encoding: utf-8
Chris@1295: #
Chris@1295: # Redmine - project management software
Chris@1295: # Copyright (C) 2006-2013  Jean-Philippe Lang
Chris@1295: #
Chris@1295: # This program is free software; you can redistribute it and/or
Chris@1295: # modify it under the terms of the GNU General Public License
Chris@1295: # as published by the Free Software Foundation; either version 2
Chris@1295: # of the License, or (at your option) any later version.
Chris@1295: #
Chris@1295: # This program is distributed in the hope that it will be useful,
Chris@1295: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@1295: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@1295: # GNU General Public License for more details.
Chris@1295: #
Chris@1295: # You should have received a copy of the GNU General Public License
Chris@1295: # along with this program; if not, write to the Free Software
Chris@1295: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@1295: 
Chris@1295: module CalendarsHelper
Chris@1295:   def link_to_previous_month(year, month, options={})
Chris@1295:     target_year, target_month = if month == 1
Chris@1295:                                   [year - 1, 12]
Chris@1295:                                 else
Chris@1295:                                   [year, month - 1]
Chris@1295:                                 end
Chris@1295: 
Chris@1295:     name = if target_month == 12
Chris@1295:              "#{month_name(target_month)} #{target_year}"
Chris@1295:            else
Chris@1295:              "#{month_name(target_month)}"
Chris@1295:            end
Chris@1295: 
Chris@1295:     # \xc2\xab(utf-8) = «
Chris@1295:     link_to_month(("\xc2\xab " + name), target_year, target_month, options)
Chris@1295:   end
Chris@1295: 
Chris@1295:   def link_to_next_month(year, month, options={})
Chris@1295:     target_year, target_month = if month == 12
Chris@1295:                                   [year + 1, 1]
Chris@1295:                                 else
Chris@1295:                                   [year, month + 1]
Chris@1295:                                 end
Chris@1295: 
Chris@1295:     name = if target_month == 1
Chris@1295:              "#{month_name(target_month)} #{target_year}"
Chris@1295:            else
Chris@1295:              "#{month_name(target_month)}"
Chris@1295:            end
Chris@1295: 
Chris@1295:     # \xc2\xbb(utf-8) = »
Chris@1295:     link_to_month((name + " \xc2\xbb"), target_year, target_month, options)
Chris@1295:   end
Chris@1295: 
Chris@1295:   def link_to_month(link_name, year, month, options={})
Chris@1295:     link_to_content_update(h(link_name), params.merge(:year => year, :month => month))
Chris@1295:   end
Chris@1295: end