Class: BetterAuth::Router

Inherits:
Object
  • Object
show all
Defined in:
lib/better_auth/router.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(context, endpoints, rate_limiter: RateLimiter.new) ⇒ Router

Returns a new instance of Router.



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# File 'lib/better_auth/router.rb', line 11

def initialize(context, endpoints, rate_limiter: RateLimiter.new)
  @context = context
  @endpoints = endpoints
  @rate_limiter = rate_limiter
  @origin_check = Middleware::OriginCheck.new
end

Instance Attribute Details

#context ⇒ Object (readonly)

Returns the value of attribute context.



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# File 'lib/better_auth/router.rb', line 9

def context
  @context
end

#endpoints ⇒ Object (readonly)

Returns the value of attribute endpoints.



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# File 'lib/better_auth/router.rb', line 9

def endpoints
  @endpoints
end

#rate_limiter ⇒ Object (readonly)

Returns the value of attribute rate_limiter.



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# File 'lib/better_auth/router.rb', line 9

def rate_limiter
  @rate_limiter
end

Class Method Details

.check_endpoint_conflicts(options, logger) ⇒ Object 



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# File 'lib/better_auth/router.rb', line 18

def self.check_endpoint_conflicts(options, logger)
  registry = Hash.new { |hash, key| hash[key] = [] }
  options.plugins.each do |plugin|
    plugin.fetch(:endpoints, {}).each do |key, endpoint|
      next unless endpoint.respond_to?(:path) && endpoint.path

      registry[endpoint.path] << {
        plugin_id: plugin[:id].to_s,
        endpoint_key: key.to_s,
        methods: endpoint.methods
      }
    end
  end

  conflicts = registry.filter_map do |path, entries|
    conflict_methods = conflicting_methods(entries)
    next if conflict_methods.empty?

    {
      path: path,
      plugins: entries.map { |entry| entry[:plugin_id] }.uniq,
      methods: conflict_methods
    }
  end

  return if conflicts.empty?

  message = "Endpoint path conflicts detected! Multiple plugins are trying to use the same endpoint paths with conflicting HTTP methods:\n"
  message += conflicts.map do |conflict|
    "  - \"#{conflict[:path]}\" [#{conflict[:methods].join(", ")}] used by plugins: #{conflict[:plugins].join(", ")}"
  end.join("\n")
  log(logger, :error, message)
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/better_auth/router.rb', line 52

def call(env)
  request = Rack::Request.new(env)
  context.prepare_for_request!(request) if context.respond_to?(:prepare_for_request!)

  route_path = route_path_for(request.path_info)
  return not_found unless route_path

  query = parse_query(request)
  endpoint, params, allowed_methods = find_endpoint(route_path, request.request_method)
  return run_on_response_chain(not_found) unless endpoint
  return run_on_response_chain(method_not_allowed(allowed_methods)) unless endpoint.matches_method?(request.request_method)
  return run_on_response_chain(unsupported_media_type) unless allowed_media_type?(request, endpoint)

  body = parse_body(request)
  endpoint_context = build_endpoint_context(request, route_path, query, body, params)

  response = @origin_check.call(endpoint_context)
  return run_on_response_chain(response) if response

  response = run_plugin_middlewares(endpoint_context)
  return run_on_response_chain(response) if response

  return run_on_response_chain(not_found) if disabled_path?(route_path)

  request = run_on_request_chain(request)
  return run_on_response_chain(request) if rack_response?(request)

  response = rate_limiter.call(request, context, route_path)
  return run_on_response_chain(response) if response

  endpoint_context = rebuild_endpoint_context(endpoint_context, request, route_path, params)
  result = API.new(context, endpoints).execute(endpoint, endpoint_context)
  response = result.response.is_a?(APIError) ? error_response(result.response, headers: result.headers) : result.to_rack_response
  run_on_response_chain(response)
rescue APIError => error
  error_response(error)
rescue JSON::ParserError
  error_response(APIError.new("BAD_REQUEST", message: "Invalid JSON body"))
end