hammackj/risu

# Copyright (c) 2010-2020 Jacob Hammack.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.


module Risu
    module Base

        # Templater class for generating a report from a ERB template
        class Templater
            attr_accessor :template, :template_manager, :findings, :output_file

            # Setups of the Templater class initializing all of the variables
            #
            # @return [Templater] New Instance
            def initialize template, findings, output, template_manager
                @template = template
                @findings = findings
                @output_file = output
                @template_manager = template_manager
            end

            # Generates a report based on the ERB template
            def generate
                begin
                    template = @template
                    template_manager = @template_manager

                    t = template_manager.find_template_by_name(template)
                    t = t.class.new

                    if t.template_info[:renderer] == "CSV"
                        Risu::Renderers::CSVRenderer.generate(@output_file) do |output|
                            t = template_manager.find_template_by_name(template)
                            t = t.class.new
                            t.output = output
                            t.render(output) unless t == nil
                        end
                    elsif t.template_info[:renderer] == "PDF"
                        Prawn::Document.generate(@output_file, :margin => [75, 50, 75, 50]) do |output|
                            output.font_size 10
                            t = template_manager.find_template_by_name(template)
                            t = t.class.new
                            t.output = output
                            t.render(output) unless t == nil
                        end
                    end
                rescue => e
                    raise unless Rails.env.production?
                    puts "Templater Error: #{e.message} \n #{e.backtrace.join("\n\t")}\n"
                end
            end
        end
    end
end