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# Redmine - project management software

# Copyright (C) 2006-2011  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.

class GanttsController < ApplicationController

  menu_item :gantt

  before_filter :find_optional_project

  rescue_from Query::StatementInvalid, :with => :query_statement_invalid

  helper :gantt

  helper :issues

  helper :projects

  helper :queries

  include QueriesHelper

  helper :sort

  include SortHelper

  include Redmine::Export::PDF

  def show

    @gantt = Redmine::Helpers::Gantt.new(params)

    @gantt.project = @project

    retrieve_query

    @query.group_by = nil

    @gantt.query = @query if @query.valid?

    basename = (@project ? "#{@project.identifier}-" : '') + 'gantt'

    respond_to do |format|

      format.html { render :action => "show", :layout => !request.xhr? }

      format.png  { send_data(@gantt.to_image, :disposition => 'inline', :type => 'image/png', :filename => "#{basename}.png") } if @gantt.respond_to?('to_image')

      format.pdf  { send_data(@gantt.to_pdf, :type => 'application/pdf', :filename => "#{basename}.pdf") }

    end

  end

end