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module CouchPotato
module Persistence
module Callbacks
def self.included(base)
base.extend ClassMethods
base.class_eval do
attr_accessor :skip_callbacks
def self.callbacks
@callbacks ||= {}
@callbacks[self.name] ||= {:before_validation => [], :before_validation_on_create => [],
:before_validation_on_update => [], :before_validation_on_save => [], :before_create => [],
:after_create => [], :before_update => [], :after_update => [],
:before_save => [], :after_save => [],
:before_destroy => [], :after_destroy => []}
end
end
end
# Runs all callbacks on a model with the given name, i.g. :after_create.
#
# This method is called by the CouchPotato::Database object when saving/destroying an object
def run_callbacks(name)
return if skip_callbacks
self.class.callbacks[name].uniq.each do |callback|
if callback.is_a?(Symbol)
send callback
elsif callback.is_a?(Proc)
callback.call self
else
raise "Don't know how to handle callback of type #{name.class.name}"
end
end
end
module ClassMethods
[
:before_validation,
:before_validation_on_create,
:before_validation_on_update,
:before_validation_on_save,
:before_create,
:before_save,
:before_update,
:before_destroy,
:after_update,
:after_save,
:after_create,
:after_destroy
].each do |callback|
define_method callback do |*names|
names.each do |name|
callbacks[callback] << name
end
end
end
end
end
end
end
Version data entries
17 entries across 17 versions & 3 rubygems