Customize Cache-Control with ThemesForRails.config

lib/themes_for_rails/assets_controller.rb

@@ -22,7 +22,7 @@ def handle_asset(prefix)
  asset, theme = params[:asset], params[:theme]
  find_themed_asset(asset, theme, prefix) do |path, mime_type|
  response.headers['ETag'] = %("#{Digest::MD5.hexdigest(ActiveSupport::Cache.expand_cache_key(File.mtime(path).to_s + path))}")
- response.headers['Cache-Control'] = "public, max-age=2592000"
+ response.headers['Cache-Control'] = ThemesForRails.config.assets_cache_control
  send_file path, :type => mime_type, :disposition => "inline"
  end
  end

lib/themes_for_rails/config.rb

@@ -2,7 +2,7 @@
 module ThemesForRails
  class Config
 
- attr_writer :base_dir, :themes_dir, :assets_dir, :views_dir, :themes_routes_dir
+ attr_writer :base_dir, :themes_dir, :assets_dir, :views_dir, :themes_routes_dir, :assets_cache_control
  attr_accessor :use_sass, :default_theme
 
  include Interpolation
@@ -39,6 +39,10 @@ def themes_dir
  @themes_dir ||= ":root/themes"
  end
 
+ def assets_cache_control
+ @assets_cache_control ||= "public, max-age=#{1.hours}"
+ end
+
  # Full path to themes
  def themes_path
  interpolate(themes_dir)
@@ -57,10 +61,11 @@ def themes_routes_dir
  end
 
  def clear
- @base_dir = nil
- @themes_dir = nil
- @assets_dir = nil
- @views_dir = nil
+ @base_dir = nil
+ @themes_dir = nil
+ @assets_dir = nil
+ @views_dir = nil
+ @assets_cache_control = nil
  end
 
  def use_sass?

themes_for_rails.gemspec

@@ -16,10 +16,10 @@ Gem::Specification.new do |gem|
  gem.require_paths = ["lib"]
  gem.version = ThemesForRails::VERSION
 
- gem.add_dependency('rails', [">= 3.0.0"])
+ gem.add_runtime_dependency 'rails', "~> 3.2.11", ">= 3.2.0"
+
  gem.add_development_dependency "sqlite3"
  gem.add_development_dependency "test-unit"
  gem.add_development_dependency "contest"
  gem.add_development_dependency "mocha"
- gem.add_development_dependency('rails', ["= 3.0.11"])
 end