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The Worker Pattern Thursday, March 7, 13

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Confession Thursday, March 7, 13

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BACKGROUND ALL THE THINGS! Thursday, March 7, 13

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Request work •••••••••••• Thursday, March 7, 13

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Example Acme API Feed * item 1 * item 2 * item 3 ... Thursday, March 7, 13

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class AcmeIntegrationController def index api = AcmeAPI.new(user_token) @feed = api.get_user_feed end end Thursday, March 7, 13

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I heard you requests... so i put a request inside your request Thursday, March 7, 13

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class AcmeIntegrationController def index if fragment.exists? @feed = fragment.data else fragment.fetch_in_background @feed = nil end ... Thursday, March 7, 13

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# app/views/acme_integration/index.html <% if @feed.present? -%> <%= render @feed %> <% else -%> <%= feed_fragment_helper %> <% end -%> Thursday, March 7, 13

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Example Acme API Feed loading... Thursday, March 7, 13

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http status 204 http://httpstatus.es/204 Thursday, March 7, 13

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Example Acme API Feed * item 1 * item 2 * item 3 ... Thursday, March 7, 13

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The Worker Pattern resources Ryan Smith: * slides: rails conf 2010 * Video: talk at waza 2011 Rack Worker on Github speakerdeck.com/leejones ••• Thursday, March 7, 13