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# File 'lib/multiparameter_date_time.rb', line 26
def multiparameter_date_time(attribute_name)
date_attribute = :"#{attribute_name}_date_part"
time_attribute = :"#{attribute_name}_time_part"
date_ivar_name = "@#{date_attribute}"
time_ivar_name = "@#{time_attribute}"
date_part_setter = :"#{date_attribute}="
time_part_setter = :"#{time_attribute}="
define_method "#{attribute_name}=" do |date_time_input|
case date_time_input
when Date, Time, DateTime
begin
date_time_input = date_time_input.in_time_zone
rescue ArgumentError
end
write_attribute_for_multiparameter_date_time(attribute_name, date_time_input)
when String
iso8601 = begin
Time.iso8601(date_time_input).in_time_zone
rescue ArgumentError
nil
end
if iso8601
write_attribute_for_multiparameter_date_time(attribute_name, iso8601)
else
date_part, time_part = date_time_input.split(' ', 2)
parsed_date_part = begin
Date.parse(date_part)
rescue ArgumentError
nil
end
if time_part.nil? && parsed_date_part
write_attribute_for_multiparameter_date_time(
attribute_name,
parsed_date_part.in_time_zone)
else
public_send(date_part_setter, date_part)
public_send(time_part_setter, time_part)
end
end
end
end
define_method date_part_setter do |date_string|
instance_variable_set(date_ivar_name, date_string)
time_string = send(time_attribute)
set_combined_datetime(attribute_name, date_string, time_string)
end
define_method time_part_setter do |time_string|
instance_variable_set(time_ivar_name, time_string)
date_string = send(date_attribute)
set_combined_datetime(attribute_name, date_string, time_string)
end
define_method time_attribute do
if instance_variable_defined?(time_ivar_name)
instance_variable_get(time_ivar_name)
else
time = public_send(attribute_name)
return nil if time.nil? || time == :incomplete
time.strftime(MultiparameterDateTime.time_format)
end
end
define_method date_attribute do
if instance_variable_defined?(date_ivar_name)
instance_variable_get(date_ivar_name)
else
date = public_send(attribute_name)
return nil if date.nil? || date == :incomplete
date.strftime(MultiparameterDateTime.date_format)
end
end
end
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