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-rw-r--r--actionpack/lib/abstract_controller/base.rb38
1 files changed, 25 insertions, 13 deletions
diff --git a/actionpack/lib/abstract_controller/base.rb b/actionpack/lib/abstract_controller/base.rb
index 0951267fea..08a1273a39 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 action_methods.include?("foo") may return
+ # false and available_action?("foo") return 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