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Contents
# encoding: utf-8
module Mongoid
module Persistable
# Defines behaviour for $set operations.
#
# @since 4.0.0
module Settable
extend ActiveSupport::Concern
# Perform a $set operation on the provided field/value pairs and set the
# values in the document in memory.
#
# @example Set the values.
# document.set(title: "sir", dob: Date.new(1970, 1, 1))
#
# @param [ Hash ] setters The field/value pairs to set.
#
# @return [ Document ] The document.
#
# @since 4.0.0
def set(setters)
prepare_atomic_operation do |ops|
process_atomic_operations(setters) do |field, value|
field_and_value_hash = hasherizer(field.split('.'), value)
field = field_and_value_hash.keys.first.to_s
value = field_and_value_hash[field]
if fields[field] && fields[field].type == Hash && attributes.key?(field) && Hash === value && !value.empty?
merger = proc { |key, v1, v2| Hash === v1 && Hash === v2 ? v1.merge(v2, &merger) : v2 }
value = (attributes[field] || {}).merge(value, &merger)
end
process_attribute(field.to_s, value)
unless relations.include?(field.to_s)
ops[atomic_attribute_name(field)] = attributes[field]
end
end
{ "$set" => ops } unless ops.empty?
end
end
end
def hasherizer(keys, value)
return value if keys.empty?
{}.tap { |hash| hash[keys.shift] = hasherizer(keys, value) }
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems