kemal/src/kemal/config.cr

78 lines
1.6 KiB
Crystal

module Kemal
class Config
INSTANCE = Config.new
HANDLERS = [] of HTTP::Handler
property host_binding, ssl, port, env, public_folder, logging, always_rescue, error_handler, serve_static
def initialize
@host_binding = "0.0.0.0"
@port = 3000
@env = "development"
@serve_static = true
@public_folder = "./public"
@logging = true
@logger = nil
@always_rescue = true
@error_handler = nil
end
def logger
@logger.not_nil!
end
def logger=(logger : Kemal::BaseLogHandler)
@logger = logger
end
def scheme
ssl ? "https" : "http"
end
def handlers
HANDLERS
end
def add_handler(handler : HTTP::Handler)
HANDLERS << handler
end
def add_ws_handler(handler : HTTP::WebSocketHandler)
HANDLERS << handler
end
def setup
setup_logging
setup_error_handler
setup_public_folder
end
def setup_logging
@logger = if @logging
Kemal::CommonLogHandler.new(@env)
else
Kemal::NullLogHandler.new(@env)
end
HANDLERS.insert(0, @logger.not_nil!)
end
private def setup_error_handler
if @always_rescue
@error_handler ||= Kemal::CommonExceptionHandler::INSTANCE
HANDLERS.insert(1, @error_handler.not_nil!)
end
end
private def setup_public_folder
HANDLERS.insert(2, Kemal::StaticFileHandler.new(@public_folder)) if @serve_static
end
end
def self.config
yield Config::INSTANCE
end
def self.config
Config::INSTANCE
end
end