Redmine 3.4.4

app/controllers/gantts_controller.rb

@@ -0,0 +1,46 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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_action :find_optional_project
+
+  rescue_from Query::StatementInvalid, :with => :query_statement_invalid
+
+  helper :gantt
+  helper :issues
+  helper :projects
+  helper :queries
+  include QueriesHelper
+  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