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40 lines
1.4 KiB
Ruby
40 lines
1.4 KiB
Ruby
require 'sidekiq/extensions/generic_proxy'
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module Sidekiq
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module Extensions
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##
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# Adds 'delay', 'delay_for' and `delay_until` methods to ActionMailer to offload arbitrary email
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# delivery to Sidekiq. Example:
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#
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# UserMailer.delay.send_welcome_email(new_user)
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# UserMailer.delay_for(5.days).send_welcome_email(new_user)
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# UserMailer.delay_until(5.days.from_now).send_welcome_email(new_user)
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class DelayedMailer
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include Sidekiq::Worker
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def perform(yml)
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(target, method_name, args) = YAML.load(yml)
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msg = target.send(method_name, *args)
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# The email method can return nil, which causes ActionMailer to return
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# an undeliverable empty message.
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msg.deliver if msg && (msg.to || msg.cc || msg.bcc) && msg.from
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end
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end
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module ActionMailer
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def sidekiq_delay(options={})
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Proxy.new(DelayedMailer, self, options)
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end
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def sidekiq_delay_for(interval, options={})
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Proxy.new(DelayedMailer, self, options.merge('at' => Time.now.to_f + interval.to_f))
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end
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def sidekiq_delay_until(timestamp, options={})
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Proxy.new(DelayedMailer, self, options.merge('at' => timestamp.to_f))
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end
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alias_method :delay, :sidekiq_delay
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alias_method :delay_for, :sidekiq_delay_for
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alias_method :delay_until, :sidekiq_delay_until
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end
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end
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end
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