def write_error(self, status_code, **kwargs):
"""Override to implement custom error pages."""
debug = self.settings.get("debug", False)
try:
exc_info = kwargs.pop('exc_info')
e = exc_info[1]
if isinstance(e, exceptions.HTTPAPIError):
pass
elif isinstance(e, HTTPError):
e = exceptions.HTTPAPIError(e.status_code)
else:
e = exceptions.HTTPAPIError(500)
exception = "".join([ln for ln in traceback.format_exception(*exc_info)])
if status_code == 500 and not debug:
self._send_error_email(exception)
if debug:
e.response["exception"] = exception
self.clear()
self.set_status(200) # always return 200 OK for API errors
self.set_header("Content-Type", "application/json; charset=UTF-8")
self.finish(str(e))
except Exception:
logging.error(traceback.format_exc())
return super(APIHandler, self).write_error(status_code, **kwargs)
def prepare(self):
super(APIErrorHandler, self).prepare()
raise exceptions.HTTPAPIError(404)
def get(self, *args, **kwargs):
# enable GET request when enable delegate get to post
if options.app_get_to_post:
self.post(*args, **kwargs)
else:
raise exceptions.HTTPAPIError(405)