Fixes #37792 - Safe mode and bootdisk_* template helpers

app/lib/foreman_bootdisk/scope/bootdisk.rb

@@ -3,48 +3,6 @@
 module ForemanBootdisk
   module Scope
     class Bootdisk < ::Foreman::Renderer::Scope::Provisioning
-      extend ApipieDSL::Class
-
-      apipie :class, 'Macros related to provisioning via boot disk' do
-        name 'Bootdisk'
-        sections only: %w[all provisioning]
-      end
-
-      apipie :method, 'Generates URL for boot chain' do
-        optional :mac, String, 'MAC address of the host', default: 'MAC address of the current host'
-        optional :action, String, 'Bootloader to use', default: 'iPXE'
-        returns String, desc: 'URL for boot chain'
-        example 'bootdisk_chain_url #=> "http://foreman.example.com/unattended/iPXE?mac=00%3A11%3A22%3A33%3A44%3A55"'
-        example 'bootdisk_chain_url("00:11:22:33:44:55") #=> "http://foreman.example.com/unattended/iPXE?mac=00%3A11%3A22%3A33%3A44%3A55"'
-      end
-      def bootdisk_chain_url(mac = host.try(:mac), action = 'iPXE')
-        url = foreman_url(action)
-        u = URI.parse(url)
-        new_query_data = URI.decode_www_form(u.query || '') << ['mac', mac || '']
-        new_querystring = URI.encode_www_form(new_query_data)
-        u.query = nil
-        u.query = new_querystring if new_querystring.present?
-        u.fragment = nil
-        u.to_s
-      end
-
-      apipie :method, 'Always raises an error with a description provided as an argument' do
-        desc 'This method is useful for aborting script execution if some of the conditions are not met'
-        list :args, desc: 'Description for the error'
-        raises error: ::Foreman::Exception, desc: 'The error is always being raised'
-        returns nil, desc: "Doesn't return anything"
-        example "<%
-  interface = @host.provision_interface #=> interface = nil
-  bootdisk_raise(N_('Host has no provisioning interface defined')) unless interface #=> Foreman::Exception is raised and the execution of the script is aborted
-%>"
-      end
-      def bootdisk_raise(*args)
-        raise ::Foreman::Exception.new(*args)
-      end
-
-      def template_name
-        "Foreman Bootdisk"
-      end
     end
   end
 end

app/lib/foreman_bootdisk/template_helpers.rb

@@ -0,0 +1,48 @@
+# frozen_string_literal: true
+
+module ForemanBootdisk
+  module TemplateHelpers
+    extend ApipieDSL::Class
+
+    apipie :class, 'Macros related to provisioning via boot disk' do
+      name 'Bootdisk'
+      sections only: %w[all provisioning]
+    end
+
+    apipie :method, 'Generates URL for boot chain' do
+      optional :mac, String, 'MAC address of the host', default: 'MAC address of the current host'
+      optional :action, String, 'Bootloader to use', default: 'iPXE'
+      returns String, desc: 'URL for boot chain'
+      example 'bootdisk_chain_url #=> "http://foreman.example.com/unattended/iPXE?mac=00%3A11%3A22%3A33%3A44%3A55"'
+      example 'bootdisk_chain_url("00:11:22:33:44:55") #=> "http://foreman.example.com/unattended/iPXE?mac=00%3A11%3A22%3A33%3A44%3A55"'
+    end
+    def bootdisk_chain_url(mac = host.try(:mac), action = 'iPXE')
+      url = foreman_url(action)
+      u = URI.parse(url)
+      new_query_data = URI.decode_www_form(u.query || '') << ['mac', mac || '']
+      new_querystring = URI.encode_www_form(new_query_data)
+      u.query = nil
+      u.query = new_querystring if new_querystring.present?
+      u.fragment = nil
+      u.to_s
+    end
+
+    apipie :method, 'Always raises an error with a description provided as an argument' do
+      desc 'This method is useful for aborting script execution if some of the conditions are not met'
+      list :args, desc: 'Description for the error'
+      raises error: ::Foreman::Exception, desc: 'The error is always being raised'
+      returns nil, desc: "Doesn't return anything"
+      example "<%
+        interface = @host.provision_interface #=> interface = nil
+        bootdisk_raise(N_('Host has no provisioning interface defined')) unless interface #=> Foreman::Exception is raised and the execution of the script is aborted
+      %>"
+    end
+    def bootdisk_raise(*args)
+      raise ::Foreman::Exception.new(*args)
+    end
+
+    def template_name
+      "Foreman Bootdisk"
+    end
+  end
+end

lib/foreman_bootdisk/engine.rb

@@ -45,8 +45,10 @@ class Engine < ::Rails::Engine
           ApipieDSL.configuration.dsl_classes_matchers += [
             "#{ForemanBootdisk::Engine.root}/app/lib/foreman_bootdisk/scope/*.rb"
           ]
+
           provision_method 'bootdisk', N_('Boot disk based')
-          allowed_template_helpers :bootdisk_chain_url, :bootdisk_raise
+
+          extend_template_helpers ForemanBootdisk::TemplateHelpers
 
           extend_page "subnets/index" do |cx|
             cx.add_pagelet :subnet_index_action_buttons, name: 'Bootdisk', partial: 'subnets/bootdisk_action_buttons'