class Praxis::Router
Attributes
Public Class Methods
Source
# File lib/praxis/router.rb, line 43 def initialize(application, request_class: Praxis::Request) @routes = Hash.new do |hash, verb| hash[verb] = RequestRouter.new end @request_class = request_class @application = application end
Public Instance Methods
Source
# File lib/praxis/router.rb, line 51 def add_route(target, route) path_versioning = (Application.instance.versioning_scheme == :path) # DEPRECATED: remove with EndpointDefinition.version using: :path path_versioning ||= (target.action.endpoint_definition.version_options[:using] == :path) target = VersionMatcher.new(target, version: route.version) unless path_versioning @routes[route.verb].on(route.path, call: target) end
Source
# File lib/praxis/router.rb, line 62 def call(env_or_request) request = case env_or_request when Hash request_class.new(env_or_request) when request_class env_or_request else raise ArgumentError, "received #{env_or_request.class}" end verb = request.verb r = (@routes.key?(verb) ? @routes[verb] : nil) # Exact verb match result = r.call(request) if r # If we didn't have an exact verb route, or if we did but the rest or route conditions didn't match if r.nil? || result == :not_found # Fallback to a wildcard router, if there is one registered result = if @routes.key?('ANY') @routes['ANY'].call(request) else :not_found end end if result == :not_found # no need to try :path as we cannot really know if you've attempted to pass a version through it here # plus we wouldn't have tracked it as unmatched version = request.version attempted_versions = request.unmatched_versions body = 'NotFound' unless attempted_versions.empty? || (attempted_versions.size == 1 && attempted_versions.first == 'n/a') body += if version == 'n/a' '. Your request did not specify an API version.' else ". Your request specified API version = \"#{version}\"." end pretty_versions = attempted_versions.collect(&:inspect).join(', ') body += " Available versions = #{pretty_versions}." end headers = { 'Content-Type' => 'text/plain' } headers['X-Cascade'] = 'pass' if Praxis::Application.instance.config.praxis.x_cascade result = [404, headers, [body]] end result end