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Contents
# encoding: utf-8
module Mongoid
module Persistence
module Operations
module Embedded
# Remove is a persistence command responsible for deleting a document from
# the database.
#
# The underlying query resembles the following MongoDB query:
#
# collection.remove(
# { "_id" : 1 },
# false
# );
class Remove
include Deletion, Operations
# Remove the document from the database. If the parent is a new record,
# it will get removed in Ruby only. If the parent is not a new record
# then either an $unset or $set will occur, depending if it's an
# embeds_one or embeds_many.
#
# @example Remove an embedded document.
# RemoveEmbedded.persist
#
# @return [ true ] Always true.
def persist
prepare do |doc|
parent.remove_child(doc) if notifying_parent?
if parent.persisted?
collection.find(parent.atomic_selector).update(deletes)
end
end
end
end
end
end
end
end
Version data entries
24 entries across 24 versions & 2 rubygems