travis-api/lib/travis/api/v3/router.rb
2015-01-20 16:33:11 +01:00

54 lines
1.6 KiB
Ruby

module Travis::API::V3
class Router
include Travis::API::V3
not_found = '{"error":{"message":"not found"}}'.freeze
headers = { 'Content-Type'.freeze => 'application/json'.freeze, 'X-Cascade'.freeze => 'pass'.freeze, 'Content-Length'.freeze => not_found.bytesize.to_s }
NOT_FOUND = [ 404, headers, [not_found] ]
attr_accessor :routes, :not_found
def initialize(routes = Routes, not_found: NOT_FOUND)
@routes = routes
@not_found = not_found
routes.draw_routes
end
def call(env)
return service_index(env) if env['PATH_INFO'.freeze] == ?/.freeze
access_control = AccessControl.new(env)
factory, params = routes.factory_for(env['REQUEST_METHOD'.freeze], env['PATH_INFO'.freeze])
env_params = params(env)
if factory
service = factory.new(access_control, env_params.merge(params))
result = service.run
render(result, env_params)
else
NOT_FOUND
end
end
def render(result, env_params)
V3.response(result.render)
end
def service_index(env)
ServiceIndex.for(env, routes).render(env)
end
def params(env)
request = Rack::Request.new(env)
params = request.params
media_type = request.media_type
if media_type == 'application/json'.freeze or media_type == 'text/json'.freeze
request.body.rewind
json_params = env['travis.input.json'.freeze] ||= JSON.load(request.body)
params.merge! json_params if json_params.is_a? Hash
end
params
end
end
end