diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers/asset_tag_helpers/asset_id_caching.rb')
| -rw-r--r-- | actionpack/lib/action_view/helpers/asset_tag_helpers/asset_id_caching.rb | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/actionpack/lib/action_view/helpers/asset_tag_helpers/asset_id_caching.rb b/actionpack/lib/action_view/helpers/asset_tag_helpers/asset_id_caching.rb deleted file mode 100644 index 64a193e4be..0000000000 --- a/actionpack/lib/action_view/helpers/asset_tag_helpers/asset_id_caching.rb +++ /dev/null @@ -1,69 +0,0 @@ -require 'thread' -require 'active_support/core_ext/file' -require 'active_support/concern' - -module ActionView - module Helpers - module AssetTagHelper - - module AssetIdCaching - extend ActiveSupport::Concern - - included do - # You can enable or disable the asset tag timestamps cache. - # With the cache enabled, the asset tag helper methods will make fewer - # expensive file system calls. However this prevents you from modifying - # any asset files while the server is running. - # - # ActionView::Helpers::AssetTagHelper.cache_asset_timestamps = false - mattr_accessor :cache_asset_timestamps - - private - mattr_accessor :asset_timestamps_cache - self.asset_timestamps_cache = {} - - mattr_accessor :asset_timestamps_cache_guard - self.asset_timestamps_cache_guard = Mutex.new - end - - private - - # Use the RAILS_ASSET_ID environment variable or the source's - # modification time as its cache-busting asset id. - def rails_asset_id(source) - if asset_id = ENV["RAILS_ASSET_ID"] - asset_id - else - if self.cache_asset_timestamps && (asset_id = self.asset_timestamps_cache[source]) - asset_id - else - path = File.join(config.assets_dir, source) - asset_id = File.exist?(path) ? File.mtime(path).to_i.to_s : '' - - if self.cache_asset_timestamps - self.asset_timestamps_cache_guard.synchronize do - self.asset_timestamps_cache[source] = asset_id - end - end - - asset_id - end - end - end - - # Break out the asset path rewrite in case plugins wish to put the asset id - # someplace other than the query string. - # This is the default implementation - def handle_asset_id(source) - asset_id = rails_asset_id(source) - if asset_id.empty? - source - else - "#{source}?#{asset_id}" - end - end - end - - end - end -end
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