diff options
Diffstat (limited to 'actionpack/lib/abstract_controller')
-rw-r--r-- | actionpack/lib/abstract_controller/base.rb | 38 | ||||
-rw-r--r-- | actionpack/lib/abstract_controller/callbacks.rb | 4 | ||||
-rw-r--r-- | actionpack/lib/abstract_controller/layouts.rb | 6 | ||||
-rw-r--r-- | actionpack/lib/abstract_controller/rendering.rb | 28 | ||||
-rw-r--r-- | actionpack/lib/abstract_controller/view_paths.rb | 2 |
5 files changed, 53 insertions, 25 deletions
diff --git a/actionpack/lib/abstract_controller/base.rb b/actionpack/lib/abstract_controller/base.rb index 0951267fea..f67d0e558e 100644 --- a/actionpack/lib/abstract_controller/base.rb +++ b/actionpack/lib/abstract_controller/base.rb @@ -130,27 +130,39 @@ module AbstractController self.class.action_methods end - # Returns true if the name can be considered an action. This can - # be overridden in subclasses to modify the semantics of what - # can be considered an action. + # Returns true if a method for the action is available and + # can be dispatched, false otherwise. # - # For instance, this is overriden by ActionController to add - # the implicit rendering feature. - # - # ==== Parameters - # * <tt>name</tt> - The name of an action to be tested - # - # ==== Returns - # * <tt>TrueClass</tt>, <tt>FalseClass</tt> - def action_method?(name) - self.class.action_methods.include?(name) + # Notice that <tt>action_methods.include?("foo")</tt> may return + # false and <tt>available_action?("foo")</tt> returns true because + # available action consider actions that are also available + # through other means, for example, implicit render ones. + def available_action?(action_name) + method_for_action(action_name).present? end private + # Returns true if the name can be considered an action because + # it has a method defined in the controller. + # + # ==== Parameters + # * <tt>name</tt> - The name of an action to be tested + # + # ==== Returns + # * <tt>TrueClass</tt>, <tt>FalseClass</tt> + # + # :api: private + def action_method?(name) + self.class.action_methods.include?(name) + end + # Call the action. Override this in a subclass to modify the # behavior around processing an action. This, and not #process, # is the intended way to override action dispatching. + # + # Notice that the first argument is the method to be dispatched + # which is *not* necessarily the same as the action name. def process_action(method_name, *args) send_action(method_name, *args) end diff --git a/actionpack/lib/abstract_controller/callbacks.rb b/actionpack/lib/abstract_controller/callbacks.rb index f7b2b7ff53..e8426bc52b 100644 --- a/actionpack/lib/abstract_controller/callbacks.rb +++ b/actionpack/lib/abstract_controller/callbacks.rb @@ -13,8 +13,8 @@ module AbstractController # Override AbstractController::Base's process_action to run the # process_action callbacks around the normal behavior. - def process_action(method_name, *args) - run_callbacks(:process_action, method_name) do + def process_action(*args) + run_callbacks(:process_action, action_name) do super end end diff --git a/actionpack/lib/abstract_controller/layouts.rb b/actionpack/lib/abstract_controller/layouts.rb index d1b87b67ee..8f73e244d7 100644 --- a/actionpack/lib/abstract_controller/layouts.rb +++ b/actionpack/lib/abstract_controller/layouts.rb @@ -292,15 +292,15 @@ module AbstractController end end - attr_writer :action_has_layout + attr_internal_writer :action_has_layout def initialize(*) - @action_has_layout = true + @_action_has_layout = true super end def action_has_layout? - @action_has_layout + @_action_has_layout end private diff --git a/actionpack/lib/abstract_controller/rendering.rb b/actionpack/lib/abstract_controller/rendering.rb index f78365afdb..ab2c532859 100644 --- a/actionpack/lib/abstract_controller/rendering.rb +++ b/actionpack/lib/abstract_controller/rendering.rb @@ -32,9 +32,13 @@ module AbstractController module Rendering extend ActiveSupport::Concern - include AbstractController::ViewPaths + included do + config_accessor :protected_instance_variables, :instance_reader => false + self.protected_instance_variables = [] + end + # Overwrite process to setup I18n proxy. def process(*) #:nodoc: old_config, I18n.config = I18n.config, I18nProxy.new(I18n.config, lookup_context) @@ -53,14 +57,20 @@ module AbstractController end end - attr_writer :view_context_class + attr_internal_writer :view_context_class + + # Explicitly define protected_instance_variables so it can be + # inherited and overwritten by other modules if needed. + def protected_instance_variables + config.protected_instance_variables + end def view_context_class - @view_context_class || self.class.view_context_class + @_view_context_class || self.class.view_context_class end def initialize(*) - @view_context_class = nil + @_view_context_class = nil super end @@ -79,7 +89,7 @@ module AbstractController # Returns an object that is able to render templates. def view_renderer - @view_renderer ||= ActionView::Renderer.new(lookup_context) + @_view_renderer ||= ActionView::Renderer.new(lookup_context) end # Normalize arguments, options and then delegates render_to_body and @@ -112,13 +122,19 @@ module AbstractController private + DEFAULT_PROTECTED_INSTANCE_VARIABLES = %w( + @_action_name @_response_body @_formats @_prefixes @_config + @_view_context_class @_view_renderer @_lookup_context + ) + # This method should return a hash with assigns. # You can overwrite this configuration per controller. # :api: public def view_assigns hash = {} variables = instance_variable_names - variables -= protected_instance_variables if respond_to?(:protected_instance_variables) + variables -= protected_instance_variables + variables -= DEFAULT_PROTECTED_INSTANCE_VARIABLES variables.each { |name| hash[name.to_s[1, name.length]] = instance_variable_get(name) } hash end diff --git a/actionpack/lib/abstract_controller/view_paths.rb b/actionpack/lib/abstract_controller/view_paths.rb index 0893459e24..6b7aae8c74 100644 --- a/actionpack/lib/abstract_controller/view_paths.rb +++ b/actionpack/lib/abstract_controller/view_paths.rb @@ -39,7 +39,7 @@ module AbstractController # templates, i.e. view paths and details. Check ActionView::LookupContext for more # information. def lookup_context - @lookup_context ||= + @_lookup_context ||= ActionView::LookupContext.new(self.class._view_paths, details_for_lookup, _prefixes) end |