Class: ActionMailer::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/action_mailer_cache_delivery/action_mailer/base.rb

Class Method Summary collapse

Class Method Details

.cached_deliveries ⇒ Array

Returns an array of delivered mails.

Returns:

  • (Array) —

    array of mails (each mail is an instance of Mail.)



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# File 'lib/action_mailer_cache_delivery/action_mailer/base.rb', line 10

def cached_deliveries
  with_cache_lock("#{cache_settings[:location]}.lock") do
    if File.exist?(cache_settings[:location])
      File.open(cache_settings[:location], 'r') do |file|
        Marshal.load(file)
      end
    else
      []
    end
  end
end

.clear_cache ⇒ Object

Clears delivered mails.

It also cleans ActionMailer::Base.deliveries



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# File 'lib/action_mailer_cache_delivery/action_mailer/base.rb', line 27

def clear_cache
  with_cache_lock("#{cache_settings[:location]}.lock") do
    deliveries.clear

    if File.exist?(cache_settings[:location])
      File.open(cache_settings[:location], 'w') do |file|
        Marshal.dump(deliveries, file)
      end
    end
  end
end

.with_cache_lock(file) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Locks file to prevent concurrent mail jobs from race condition.



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# File 'lib/action_mailer_cache_delivery/action_mailer/base.rb', line 43

def with_cache_lock(file)
  lockfile = File.open(file, 'w')
  lockfile.flock(File::LOCK_EX)
  yield
ensure
  lockfile.flock(File::LOCK_UN)
  lockfile.close
end