def __await__(self):
try:
self.response = web.Response()
yield from HandlerBase.prepare(self).__await__()
yield from super(Handler, self).__await__()
except asyncio.CancelledError:
raise
except error.UserFacingError as e:
self.response.set_status(e.http_status, None)
if isinstance(e, error.PermissionError):
e.args = (self.translate(e.args[0]), *e.args[1:])
if self.prefer_json:
self.response.content_type = 'application/json'
message = self.translate(e.message).format(*e.args)
self.response.text = json.encode({'error': {**e.to_dict(), 'message': message}})
else:
self.render(e.template_name, error=e,
page_name='error', page_title=self.translate('error'),
path_components=self.build_path((self.translate('error'), None)))
uid = self.user['_id'] if hasattr(self, 'user') else None
_logger.warning('User facing error by %s %s %s: %s', self.url, self.remote_ip, uid, repr(e))
except Exception as e:
uid = self.user['_id'] if hasattr(self, 'user') else None
_logger.error('System error by %s %s %s: %s', self.url, self.remote_ip, uid, repr(e))
raise
return self.response
def __iter__(self):
try:
self.response = web.Response()
yield from HandlerBase.prepare(self)
yield from super(Handler, self).__iter__()
except asyncio.CancelledError:
raise
except error.UserFacingError as e:
self.response.set_status(e.http_status, None)
if self.prefer_json:
self.response.content_type = 'application/json'
message = self.translate(e.message).format(*e.args)
self.response.text = json.encode(
{'error': {
**e.to_dict(), 'message': message
}})
else:
self.render(e.template_name,
error=e,
page_name='error',
page_title=self.translate('error'),
path_components=self.build_path(
(self.translate('error'), None)))
uid = self.user['_id'] if hasattr(self, 'user') else None
_logger.warning('User facing error by %s %s %s: %s', self.url,
self.remote_ip, uid, repr(e))
except Exception as e:
uid = self.user['_id'] if hasattr(self, 'user') else None
_logger.error('System error by %s %s %s: %s', self.url,
self.remote_ip, uid, repr(e))
raise
return self.response
def __iter__(self):
try:
self.response = web.Response()
yield from HandlerBase.prepare(self)
yield from super(Handler, self).__iter__()
except error.UserFacingError as e:
_logger.warning("User facing error: %s", repr(e))
self.response.set_status(e.http_status, None)
if self.prefer_json:
self.response.content_type = 'application/json'
message = self.translate(e.message).format(*e.args)
self.response.text = json.encode(
{'error': {
**e.to_dict(), 'message': message
}})
else:
self.render(e.template_name,
error=e,
page_name='error',
page_title=self.translate('error'),
path_components=self.build_path(
(self.translate('error'), None)))
except Exception as e:
_logger.error(
"Unexpected exception occurred when handling %s (IP = %s, UID = %d): %s",
self.url, self.remote_ip, (self.user and self.user['_id'])
or None, repr(e))
raise
return self.response
def __iter__(self):
try:
self.response = web.Response()
yield from HandlerBase.prepare(self)
yield from super(Handler, self).__iter__()
except error.UserFacingError as e:
_logger.warning("User facing error: %s", repr(e))
self.response.set_status(e.http_status, None)
if self.prefer_json:
self.response.content_type = 'application/json'
self.response.text = json.encode({'error': e.to_dict()})
else:
self.render(e.template_name, error=e,
page_name='error', page_title=self.translate('error'),
path_components=self.build_path((self.translate('error'), None)))
return self.response
def send(self, **kwargs):
super(Connection, self).send(json.encode(kwargs))
def json(self, obj):
self.response.content_type = 'application/json'
self.response.headers.add('Cache-Control',
'no-store, no-cache, must-revalidate')
self.response.headers.add('Pragma', 'no-cache')
self.response.text = json.encode(obj)
def json_or_redirect(self, redirect_url, **kwargs):
if self.prefer_json:
self.response.content_type = 'application/json'
self.response.text = json.encode(kwargs)
else:
self.redirect(redirect_url)
def json(self, obj):
self.response.content_type = 'application/json'
self.response.text = json.encode(obj)
def send(self, **kwargs): super(Connection, self).send(json.encode(kwargs))
def json(self, obj):
self.response.content_type = 'application/json'
self.response.headers.add('Cache-Control', 'no-store, no-cache, must-revalidate')
self.response.headers.add('Pragma', 'no-cache')
self.response.text = json.encode(obj)
def json(self, obj): self.response.content_type = 'application/json' self.response.text = json.encode(obj)