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 Templates
        class StigFindingsSummaryTemplate < Risu::Base::TemplateBase
            include TemplateHelper

            def initialize
                @template_info =
                {
                    :name => "stig_findings_summary",
                    :author => "hammackj",
                    :version => "0.0.5",
                    :renderer => "PDF",
                    :description => "DISA Stig findings summary report"
                }

                @output = nil
            end

            def header
                text Report.classification.upcase, :align => :center
                text "\n"

                report_title Report.title
                report_subtitle "Stig Findings Summary"
                report_author "This report was prepared by\n#{Report.author}"

                text "\n\n\n"
            end

            # Creates a list of hosts from an list of Items
            #
            # @param items
            def host_list_from_plugin_id(plugin_id)
                 Host.where('id IN (:hosts)', :hosts => Item.where(:plugin_id => plugin_id).select(:host_id).select('host_id AS id'))
            end

            #
            # @TODO pull to main Host api
            #
            def host_list_text(hosts)
                host_string = ""
                hosts.all.each do |host|
                    host_string << "#{host.ip}"
                    host_string << " (#{host.netbios})" if host.netbios
                    host_string << ", "
                end

                return host_string.chomp!(", ")
            end

            # Generates STIG finding text for
            #
            # @param category I/II/III for each STIG severity
            def stig_findings_text(category="I")
                if category != "I" || category != "II" || category != "III"
                    return
                end

                stigs = Item.stig_findings(category).group(:plugin_id)

                stigs.each do |stig|
                    text "#{stig.plugin_name}", :size => 16
                    hosts = host_list_from_plugin_id(stig.plugin_id)
                    hosts_string = host_list_text(hosts)

                    if hosts.count > 1
                        text "<b>Hosts</b>: #{hosts_string}", :inline_format => true
                    else
                        text "<b>Host</b>: #{hosts_string}", :inline_format => true
                    end

                    text "<b>Risk</b>: #{stig.plugin.risk_factor}", :inline_format => true
                    text "<b>CVE Reference</b>: #{ref_string(stig.plugin.references.cve)}", :inline_format => true
                    text "<b>IAVA Reference</b>: #{ref_string(stig.plugin.references.iava)}", :inline_format => true

                    if stig.plugin.description != nil
                        text "\nDescription:", :style => :bold
                        text stig.plugin.description
                    end

                    text "\n"
                end
            end

            #
            #
            def ref_string ref
                return "" if ref == nil

                ref_string = ""
                ref.each do |r|
                    ref_string << r.value + ", "
                end

                ref_string.chomp!(", ")
            end

            def render output
                header

                if Item.stig_findings("I").count > 0
                    text "<color rgb='551A8B'>Category I Findings</color>", :size => 18, :style => :bold, :inline_format => true
                    stig_findings_text("I")
                end

                if Item.stig_findings("II").count > 0
                    @output.start_new_page
                    text "<color rgb='FF0000'>Category II Findings</color>", :size => 18, :style => :bold, :inline_format => true
                    stig_findings_text("II")
                end

                if Item.stig_findings("III").count > 0
                    @output.start_new_page
                    text "<color rgb='FF8040'>Category III Findings</color>", :size => 18, :style => :bold, :inline_format => true
                    stig_findings_text("III")
                end

                @output.number_pages "<page> of <total>", :at => [@output.bounds.right - 75, 0], :width => 150, :page_filter => :all
            end
        end
    end
end