Class: ActiveAdmin::Reloader::RailsLessThan31Reloader

Inherits:
AbstractReloader show all
Defined in:
lib/active_admin/reloader.rb

Overview

Deals with reloading Active Admin on each request in development and once in production in Rails < 3.2.

Defined Under Namespace

Classes: FileUpdateChecker

Instance Attribute Summary collapse

Attributes inherited from AbstractReloader

#active_admin_app, #rails_app, #rails_version

Instance Method Summary collapse

Methods inherited from AbstractReloader

#major_rails_version

Constructor Details

#initialize(rails_app, active_admin_app, rails_version) ⇒ RailsLessThan31Reloader

Returns a new instance of RailsLessThan31Reloader.



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# File 'lib/active_admin/reloader.rb', line 89

def initialize(rails_app, active_admin_app, rails_version)
  super
  @file_update_checker = FileUpdateChecker.new(watched_paths) do
    reload!
  end
end

Instance Attribute Details

#file_update_checker ⇒ Object (readonly)

Returns the value of attribute file_update_checker.



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# File 'lib/active_admin/reloader.rb', line 87

def file_update_checker
  @file_update_checker
end

Instance Method Details

#attach! ⇒ Object

Attach to Rails and perform the reload on each request.



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# File 'lib/active_admin/reloader.rb', line 104

def attach!
  # Bring the checker into local scope for the ruby block
  checker = file_update_checker

  reloader_class.to_prepare do
    checker.execute_if_updated
  end
end

#reload! ⇒ Object 



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# File 'lib/active_admin/reloader.rb', line 96

def reload!
  super
  file_update_checker.paths.clear
  watched_paths.each{|path| file_update_checker.paths << path }
end

#reloader_class ⇒ Object 



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# File 'lib/active_admin/reloader.rb', line 119

def reloader_class
  if major_rails_version == "3.1"
    ActionDispatch::Reloader
  else
    ActionDispatch::Callbacks
  end
end

#watched_paths ⇒ Object 



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# File 'lib/active_admin/reloader.rb', line 113

def watched_paths
  paths = active_admin_app.load_paths
  active_admin_app.load_paths.each{|path| paths += Dir[File.join(path, "**", "*.rb")]}
  paths
end