Sha256: 9c971d4feeefa800feda5e4a6fb51f3d278251b5a997704d3eb431c4062286d5
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Size: 1.12 KB
Versions: 7
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Contents
module Ohm
# Provides support for soft deletion
#
# @example
#
# class Post < Ohm::Model
# include Ohm::SoftDelete
#
# attribute :title
# index :title
# end
#
# post = Post.create(:title => 'Title')
#
# post.deleted?
# # => false
#
# post.delete
#
# post.deleted?
# # => true
#
# Post.all.empty?
# # => true
#
# Post.find(:title => 'Title').empty?
# # => true
#
# Post.exists?(post.id)
# # => true
#
# post = Post[post.id]
#
# post.deleted?
# # => true
module SoftDelete
IS_DELETED = "1"
def self.included(base)
base.attribute :deleted
base.index :deleted
base.extend ClassMethods
end
def delete
update(:deleted => IS_DELETED)
end
def deleted?
deleted == IS_DELETED
end
private
def create_model_membership
self.class.key[:all].sadd(self.id)
end
def delete_model_membership
key.del
self.class.key[:all].srem(self.id)
end
module ClassMethods
def all
super.except(:deleted => IS_DELETED)
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems