diff options
Diffstat (limited to 'actionpack/lib/action_view/base.rb')
-rw-r--r-- | actionpack/lib/action_view/base.rb | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/actionpack/lib/action_view/base.rb b/actionpack/lib/action_view/base.rb index 9d4d897dbc..989e92a890 100644 --- a/actionpack/lib/action_view/base.rb +++ b/actionpack/lib/action_view/base.rb @@ -185,6 +185,10 @@ module ActionView #:nodoc: @@debug_rjs = false cattr_accessor :debug_rjs + # A warning will be displayed whenever an action results in a cache miss on your view paths. + @@warn_cache_misses = false + cattr_accessor :warn_cache_misses + attr_internal :request delegate :request_forgery_protection_token, :template, :params, :session, :cookies, :response, :headers, @@ -212,6 +216,10 @@ module ActionView #:nodoc: return helpers end + def self.process_view_paths(value) + ActionView::PathSet.new(Array(value)) + end + def initialize(view_paths = [], assigns_for_first_render = {}, controller = nil)#:nodoc: @assigns = assigns_for_first_render @assigns_added = nil @@ -222,7 +230,7 @@ module ActionView #:nodoc: attr_reader :view_paths def view_paths=(paths) - @view_paths = PathSet.new(Array(paths)) + @view_paths = self.class.process_view_paths(paths) end # Renders the template present at <tt>template_path</tt> (relative to the view_paths array). @@ -311,7 +319,17 @@ module ActionView #:nodoc: @template_format = :html template else - Template.new(template_path, view_paths) + template = Template.new(template_path, view_paths) + + if self.class.warn_cache_misses && logger = ActionController::Base.logger + logger.debug "[PERFORMANCE] Rendering a template that was " + + "not found in view path. Templates outside the view path are " + + "not cached and result in expensive disk operations. Move this " + + "file into #{view_paths.join(':')} or add the folder to your " + + "view path list" + end + + template end end |