Module: Communicator::ExceptionHandler

Defined in:
lib/communicator/exception_handler.rb

Class Method Summary collapse

Class Method Details

.lock! ⇒ Object

Creates the exception notifier lockfile



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# File 'lib/communicator/exception_handler.rb', line 31

def lock!
  File.open(lockfile, "w+") do |f|
    f.puts "Locked at #{Time.now}"
  end
end

.locked? ⇒ Boolean

Checks whether mailing exceptions is currently locked

Returns:

  • (Boolean) 


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# File 'lib/communicator/exception_handler.rb', line 26

def locked?
  File.exist?(lockfile)
end

.lockfile ⇒ Object

Returns the path to the lockfile, either in rails/tmp if present, otherwise in system-wide tmp



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# File 'lib/communicator/exception_handler.rb', line 17

def lockfile
  if defined?(Rails)
    Rails.root.join('tmp', 'communicator_exception.lock')
  else
    '/tmp/communicator_exception.lock'
  end
end

.publish_and_reraise(err, subsections) ⇒ Object 



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# File 'lib/communicator/exception_handler.rb', line 3

def publish_and_reraise(err, subsections)
  # Notify using capita/exception_notification fork, but only
  # when notifications are not locked
  if respond_to?(:report_exception) and not locked?
    report_exception err, subsections
    lock!
  end
  
  # Always re-raise!
  raise err
end

.unlock! ⇒ Object

Removes the exception notifier lockfile



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# File 'lib/communicator/exception_handler.rb', line 38

def unlock!
  File.unlink(lockfile) if locked?
end