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Contents
module MongoModel
module AttributeMethods
module MultiParameterAssignment
extend ActiveSupport::Concern
def attributes=(attrs)#:nodoc:
super(transform_multiparameter_attributes(attrs))
end
private
# Converts multiparameter attributes into array format. For example, the parameters
# { "start_date(1i)" => "2010", "start_date(2i)" => "9", "start_date(3i)" => "4" }
# will be converted to:
# { "start_date" => [2010, 9, 4] }
def transform_multiparameter_attributes(attrs)
attrs.merge(extract_multiparameter_attributes(attrs))
end
def extract_multiparameter_attributes(attrs)
multiparameter_attributes = Hash.new { |h, k| h[k] = [] }
attrs.each do |k, v|
if k.to_s =~ /(.*)\((\d+)([if])?\)/
multiparameter_attributes[$1][$2.to_i - 1] = type_cast_attribute_value($3, v)
attrs.delete(k)
end
end
multiparameter_attributes
end
def type_cast_attribute_value(type, value)
case type
when 'i', 'f'
value.send("to_#{type}")
else
value
end
end
end
end
end
Version data entries
27 entries across 27 versions & 1 rubygems