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Versions: 14
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Contents
module Spreedly
module Fields
def self.included(base)
base.extend ClassMethods
end
def initialize_fields(xml_doc)
self.class.fields.each do |field|
value = xml_doc.at_xpath(".//#{field}").inner_html.strip
instance_variable_set("@#{field}", value)
end
end
def field_hash
self.class.fields.inject({}) do |hash, each|
hash[each] = send(each)
hash
end
end
module ClassMethods
def field(*fields_to_add)
options = fields_to_add.extract_options!
@fields ||= []
fields_to_add.each do |f|
@fields += [ f ]
add_accessor_for(f, options[:type])
end
end
def fields
@fields ||= []
end
def inherited(subclass)
subclass.instance_variable_set("@fields", instance_variable_get("@fields"))
end
def add_accessor_for(f, field_type)
case field_type
when :boolean
add_boolean_accessor(f)
when :date_time
add_date_time_accessor(f)
when :integer
add_integer_accessor(f)
when nil
attr_reader f
else
raise "Unknown field type '#{options[:type]}' for field '#{f}'"
end
end
def add_boolean_accessor(f)
define_method(f) do
return nil unless instance_variable_get("@#{f}")
"true" == instance_variable_get("@#{f}")
end
alias_method "#{f}?", f
end
def add_date_time_accessor(f)
define_method(f) do
Time.parse(instance_variable_get("@#{f}")) if instance_variable_get("@#{f}")
end
end
def add_integer_accessor(f)
define_method(f) do
return nil unless instance_variable_get("@#{f}")
instance_variable_get("@#{f}").to_i
end
end
end
end
end
class Array
def extract_options!
if last.is_a?(Hash)
pop
else
{}
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems