travis-api/lib/travis/api/app/responders/service.rb

69 lines
1.9 KiB
Ruby

require 'digest/md5'
module Travis::Api
class App
module Responders
class Service < Base
include Helpers::Accept
def apply?
resource.respond_to?(:run)
end
def apply
cache_control
result = normalize(resource.run)
result[:flash] = resource.messages if result && resource.respond_to?(:messages) # TODO should rather happen in the JSON responder, no?
result
end
private
def cache_control
if final?
mode = endpoint.public? ? :public : :private
endpoint.expires(31536000, mode) # 1 year
else
# FIXME: Chrome WTF?
endpoint.cache_control :no_cache
end
endpoint.etag cache_key if cache_key
end
def final?
resource.respond_to?(:final?) && resource.final?
end
def cache_key
cache_key ||= begin
key = resource_cache_key || resource_updated_at
Digest::MD5.hexdigest([App.deploy_sha, key].join('-')) if key
end
end
def resource_cache_key
resource.respond_to?(:updated_at) && resource.updated_at
end
def resource_updated_at
resource.respond_to?(:updated_at) && resource.updated_at.try(:strftime, '%FT%T%:z')
end
# Services potentially return all sorts of things
# If it's a string, true or false we'll wrap it into a hash.
# If it's an active record or scope we just pass so it can be processed by the json responder.
# If it's nil we also pass it but yield not_found.
def normalize(result)
case result
when Symbol, String, true, false
{ result: result }
else
result
end
end
end
end
end
end