init.rb

require 'redmine'
require 'my_page_patches/my_controller_patch'
require 'my_page_patches/activities_controller_patch'
require 'my_page_patches/user_preference_patch'
require 'my_page_patches/welcome_controller_patch'

ActionDispatch::Callbacks.to_prepare do
  require_dependency 'my_page_patches/redmine_my_page_hook'
end

Redmine::Plugin.register :redmine_my_page do
  name 'My Page Customization'
  author 'Rupesh J'
  description 'Adds additional options to the My Page of users.\nCustom Queries and Activities ( filtered ) will be shown in a single page.'
  version '0.1.13'

  requires_redmine :version_or_higher => '3.4.0'

  settings :default => { 'my_activity_enable' => 0, 'homelink_override' => 1 },
            :partial => 'settings/my_page_option_settings'

  menu :top_menu, :my_landing_page, { controller: 'welcome', action: 'index', force_redirect: 1},
       :caption => :label_my_landing_page,
       :if => Proc.new { Setting.plugin_redmine_my_page["homelink_override"] != "1" &&
          User.current.pref.landing_page.present? && !User.current.pref.landing_page.start_with?('my_page') }

  Rails.configuration.to_prepare do
    MyController.send :include, MyPagePatches::MyControllerPatch
    ActivitiesController.send(:include, MyPagePatches::ActivitiesControllerPatch)
    WelcomeController.send(:include, MyPagePatches::WelcomeControllerPatch)
    UserPreference.send(:include, MyPagePatches::UserPreferencePatch)
  end
end