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# Redmine - project management software

# Copyright (C) 2006-2013  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.

require 'redmine/views/builders/structure'

module Redmine

  module Views

    module Builders

      class Json < Structure

        attr_accessor :jsonp

        def initialize(request, response)

          super

          callback = request.params[:callback] || request.params[:jsonp]

          if callback && Setting.jsonp_enabled?

            self.jsonp = callback.to_s.gsub(/[^a-zA-Z0-9_]/, '')

          end

        end

        def output

          json = @struct.first.to_json

          if jsonp.present?

            json = "#{jsonp}(#{json})"

            response.content_type = 'application/javascript'

          end

          json

        end

      end

    end

  end

end