class Omniship::Package
Attributes
currency[R]
options[R]
value[R]
Public Class Methods
cents_from(money)
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# File lib/omniship/package.rb, line 95 def self.cents_from(money) return nil if money.nil? if money.respond_to?(:cents) return money.cents else case money when Float (money * 100).round when String money =~ /\./ ? (money.to_f * 100).round : money.to_i else money.to_i end end end
new(grams_or_ounces, dimensions, options = {})
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Package.new
(100, [10, 20, 30], :units => :metric) Package.new
(Mass.new(100, :grams), [10, 20, 30].map {|m| Length.new(m, :centimetres)}) Package.new
(100.grams, [10, 20, 30].map(&:centimetres))
# File lib/omniship/package.rb, line 13 def initialize(grams_or_ounces, dimensions, options = {}) options = @@default_options.update(options) if @@default_options options.symbolize_keys! @options = options @dimensions = [dimensions].flatten.reject {|d| d.nil?} imperial = (options[:units] == :imperial) || ([grams_or_ounces, *dimensions].all? {|m| m.respond_to?(:unit) && m.unit.to_sym == :imperial}) @unit_system = imperial ? :imperial : :metric @weight = attribute_from_metric_or_imperial(grams_or_ounces, Mass, :grams, :ounces) if @dimensions.blank? @dimensions = [Length.new(0, (imperial ? :inches : :centimetres))] * 3 else process_dimensions end @value = Package.cents_from(options[:value]) @currency = options[:currency] || (options[:value].currency if options[:value].respond_to?(:currency)) @cylinder = (options[:cylinder] || options[:tube]) ? true : false @gift = options[:gift] ? true : false end
Public Instance Methods
centimetres(measurement=nil)
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# File lib/omniship/package.rb, line 74 def centimetres(measurement=nil) @centimetres ||= @dimensions.map {|m| m.in_centimetres.amount } measurement.nil? ? @centimetres : measure(measurement, @centimetres) end
Also aliased as: cm
cylinder?()
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# File lib/omniship/package.rb, line 39 def cylinder? @cylinder end
Also aliased as: tube?
gift?()
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# File lib/omniship/package.rb, line 44 def gift?; @gift end
grams(options={})
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# File lib/omniship/package.rb, line 51 def grams(options={}) weight(options).in_grams.amount end
Also aliased as: g
inches(measurement=nil)
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# File lib/omniship/package.rb, line 68 def inches(measurement=nil) @inches ||= @dimensions.map {|m| m.in_inches.amount } measurement.nil? ? @inches : measure(measurement, @inches) end
Also aliased as: in
kilograms(options={})
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# File lib/omniship/package.rb, line 62 def kilograms(options={}) weight(options).in_kilograms.amount end
ounces(options={})
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# File lib/omniship/package.rb, line 46 def ounces(options={}) weight(options).in_ounces.amount end
Also aliased as: oz
pounds(options={})
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# File lib/omniship/package.rb, line 56 def pounds(options={}) weight(options).in_pounds.amount end
weight(options = {})
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# File lib/omniship/package.rb, line 80 def weight(options = {}) case options[:type] when nil, :actual @weight when :volumetric, :dimensional @volumetric_weight ||= begin m = Mass.new((centimetres(:box_volume) / 6.0), :grams) @unit_system == :imperial ? m.in_pounds : m end when :billable [ weight, weight(:type => :volumetric) ].max end end
Also aliased as: mass
Private Instance Methods
attribute_from_metric_or_imperial(obj, klass, metric_unit, imperial_unit)
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# File lib/omniship/package.rb, line 113 def attribute_from_metric_or_imperial(obj, klass, metric_unit, imperial_unit) if obj.is_a?(klass) return value else return klass.new(obj, (@unit_system == :imperial ? imperial_unit : metric_unit)) end end
measure(measurement, ary)
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# File lib/omniship/package.rb, line 121 def measure(measurement, ary) case measurement when Fixnum then ary[measurement] when :x, :max, :length, :long then ary[2] when :y, :mid, :width, :wide then ary[1] when :z, :min, :height,:depth,:high,:deep then ary[0] when :girth, :around,:circumference self.cylinder? ? (Math::PI * (ary[0] + ary[1]) / 2) : (2 * ary[0]) + (2 * ary[1]) when :volume then self.cylinder? ? (Math::PI * (ary[0] + ary[1]) / 4)**2 * ary[2] : measure(:box_volume,ary) when :box_volume then ary[0] * ary[1] * ary[2] end end
process_dimensions()
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# File lib/omniship/package.rb, line 134 def process_dimensions @dimensions = @dimensions.map do |l| attribute_from_metric_or_imperial(l, Length, :centimetres, :inches) end.sort # [1,2] => [1,1,2] # [5] => [5,5,5] # etc.. 2.downto(@dimensions.length) do |n| @dimensions.unshift(@dimensions[0]) end end