travis-api/lib/travis/api/app/helpers/respond_with.rb

51 lines
1.5 KiB
Ruby

require 'travis/api/app'
class Travis::Api::App
module Helpers
# Allows routes to return either hashes or anything Travis::API.data can
# convert (in addition to the return values supported by Sinatra, of
# course). These values will be encoded in JSON.
module RespondWith
include Accept
def respond_with(resource, options = {})
result = respond(resource, options)
result = result ? result.to_json : 404
halt result
end
def body(value = nil, options = {}, &block)
value = value.to_json if value.is_a?(Hash)
super(value, &block)
end
private
def respond(resource, options)
resource = apply_service_responder(resource, options)
response = acceptable_formats.find do |accept|
responders(resource, options).find do |const|
responder = const.new(self, resource, options.dup.merge(accept: accept))
responder.apply if responder.apply?
end
end
response || (resource ? error(406) : error(404))
end
def apply_service_responder(resource, options)
responder = Responders::Service.new(self, resource, options)
resource = responder.apply if responder.apply?
resource
end
def responders(resource, options)
[:Json, :Image, :Xml, :Plain].map do |name|
Responders.const_get(name)
end
end
end
end
end