Sha256: a4ed9a2d71d1f4181b55130804aa94c964d6052f0385c2b3c548468c9b26eb13
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Size: 1.49 KB
Versions: 12
Compression:
Stored size: 1.49 KB
Contents
module Extface
class Device < ActiveRecord::Base
attr_writer :driver_class
belongs_to :extfaceable, polymorphic: true
belongs_to :driver, inverse_of: :device
has_many :jobs, inverse_of: :device
accepts_nested_attributes_for :driver
delegate :print?, :fiscal?, :raw?, :report?, to: :driver, allow_nil: true
validates_uniqueness_of :name, :uuid, scope: [:extfaceable_id, :extfaceable_type]
before_create do
self.uuid = SecureRandom.hex
self.name = uuid unless name.present?
end
before_save do
if @driver_class.present? and @driver_class != driver_class.try(:to_s)
driver.try(:destroy)
self.driver = @driver_class.constantize.create if @driver_class.present?
end
end
def driver_class
driver.try(:class)
end
def driver_name
driver_class::NAME if driver_class
end
def session(description = nil)
job = jobs.create!(description: description)
Thread.new do
begin
raise 'No driver configured' unless driver.present?
if driver.set_job(job)
yield driver
job.complete!
else
raise driver.errors.full_messages.join(', ')
end
rescue => e
STDERR.puts e.message
e.backtrace.each do |line|
p line
end
job.failed! e.message
ensure
ActiveRecord::Base.connection.close
end
end
job
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems