Python bottle 模块，hook() 实例源码

def test_hooks(self):
        @bottle.route()
        def test():
            return bottle.request.environ.get('hooktest','nohooks')
        @bottle.hook('before_request')
        def hook():
            bottle.request.environ['hooktest'] = 'before'
        @bottle.hook('after_request')
        def hook():
            bottle.response.headers['X-Hook'] = 'after'
        self.assertBody('before', '/test')
        self.assertHeader('X-Hook', 'after', '/test')

def test_module_shortcuts(self):
        for name in '''route get post put delete error mount
                       hook install uninstall'''.split():
            short = getattr(bottle, name)
            original = getattr(bottle.app(), name)
            self.assertWraps(short, original)

def __init__(self, bot, **kwargs):
        super().__init__(**kwargs)

        self.bot = bot
        self.file = os.path.join('data', 'ricedb.json')

        datadir = os.path.dirname(self.file)
        try:
            with open(self.file, 'r') as fd:
                self.update(json.load(fd))
        except FileNotFoundError:
            # Database file itself doesn't need to exist on first run, it will be created on first write.
            if not os.path.exists(datadir):
                os.mkdir(datadir)
                self.bot.log.debug('Created {0}/ directory'.format(datadir))

        try:
            self.config = self.bot.config[__name__]
            if not self.config.get('enable_http_server'):
                return
            host, port = self.config['http_host'], int(self.config['http_port'])
        except KeyError:
            host, port = '127.0.0.1', 8080

        bottle.hook('before_request')(self.__strip_path)
        bottle.route('/')(self.__http_index)
        bottle.route('/<user>')(self.__http_index)
        bottle.route('/<user>/<key>')(self.__http_index)

        bottle_thread = threading.Thread(
            target=bottle.run,
            kwargs={'quiet': True, 'host': host, 'port': port},
            name='{0} HTTP server'.format(__name__),
            daemon=True
        )

        bottle_thread.start()
        self.bot.log.info('{0} started on http://{1}:{2}'.format(bottle_thread.name, host, port))