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Contents
module SerialPreference
class PreferenceDefinition
SUPPORTED_TYPES = [:string,:integer,:decimal,:float,:boolean]
attr_accessor :data_type, :name, :default, :required, :field_type
def initialize(name,*args)
opts = args.extract_options!
self.name = name.to_s
opts.assert_valid_keys(:data_type,:default,:required,:field_type)
self.data_type = @type = opts[:data_type] || :string
@column = ActiveRecord::ConnectionAdapters::Column.new(name.to_s,opts[:default],@type.to_s)
self.default = opts[:default]
self.required = !!opts[:required]
self.field_type = opts[:field_type]
end
def name
@column.name
end
def default_value
@column.default
end
def required?
required
end
def numerical?
@column.number?
end
def boolean?
@column.type == :boolean
end
def type_cast(value)
v = @column.type_cast(value)
v.nil? ? default_value : v
end
def field_type
@field_type || (numerical? ? :string : data_type)
end
def query(value)
if !(value = type_cast(value))
false
elsif numerical?
!value.zero?
else
!value.blank?
end
end
def value(v)
v = v.nil? ? default : v
if !v.nil?
case data_type
when :string, :password
v.to_s
when :integer
v.respond_to?(:to_i) ? v.to_i : nil
when :float, :real
v.respond_to?(:to_f) ? v.to_f : nil
when :boolean
return false if v == 0
return false if v == ""
return false if v == nil
return false if v.to_s.downcase == "false"
return false if v == "0"
return false if v.to_s.downcase == "no"
!!v
else
nil
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems