78 lines
2.4 KiB
Python
78 lines
2.4 KiB
Python
import ujson
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STATUS_CODES = {
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200: b'OK',
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400: b'Bad Request',
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401: b'Unauthorized',
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402: b'Payment Required',
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403: b'Forbidden',
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404: b'Not Found',
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405: b'Method Not Allowed',
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500: b'Internal Server Error',
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501: b'Not Implemented',
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502: b'Bad Gateway',
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503: b'Service Unavailable',
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504: b'Gateway Timeout',
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}
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class HTTPResponse:
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__slots__ = ('body', 'status', 'content_type', 'headers')
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def __init__(self, body=None, status=200, headers=None,
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content_type='text/plain', body_bytes=b''):
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self.content_type = content_type
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if body is not None:
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self.body = body.encode('utf-8')
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else:
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self.body = body_bytes
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self.status = status
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self.headers = headers or {}
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def output(self, version="1.1", keep_alive=False, keep_alive_timeout=None):
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# This is all returned in a kind-of funky way
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# We tried to make this as fast as possible in pure python
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timeout_header = b''
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if keep_alive and keep_alive_timeout:
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timeout_header = b'Keep-Alive: timeout=%d\r\n' % keep_alive_timeout
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headers = b''
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if self.headers:
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headers = b''.join(
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b'%b: %b\r\n' % (name.encode(), value.encode('utf-8'))
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for name, value in self.headers.items()
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)
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return (b'HTTP/%b %d %b\r\n'
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b'Content-Type: %b\r\n'
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b'Content-Length: %d\r\n'
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b'Connection: %b\r\n'
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b'%b%b\r\n'
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b'%b') % (
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version.encode(),
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self.status,
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STATUS_CODES.get(self.status, b'FAIL'),
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self.content_type.encode(),
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len(self.body),
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b'keep-alive' if keep_alive else b'close',
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timeout_header,
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headers,
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self.body
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)
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def json(body, status=200, headers=None):
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return HTTPResponse(ujson.dumps(body), headers=headers, status=status,
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content_type="application/json; charset=utf-8")
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def text(body, status=200, headers=None):
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return HTTPResponse(body, status=status, headers=headers,
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content_type="text/plain; charset=utf-8")
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def html(body, status=200, headers=None):
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return HTTPResponse(body, status=status, headers=headers,
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content_type="text/html; charset=utf-8")
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