def rewrite(self, path, method = None, keepresponse = True):
"Rewrite this request to another processor. Must be called before header sent"
if self._sendHeaders:
raise HttpProtocolException('Cannot modify response, headers already sent')
if getattr(self.event, 'rewritedepth', 0) >= getattr(self.protocol, 'rewritedepthlimit', 32):
raise HttpRewriteLoopException
newpath = urljoin(quote_from_bytes(self.path).encode('ascii'), path)
if newpath == self.fullpath or newpath == self.originalpath:
raise HttpRewriteLoopException
extraparams = {}
if keepresponse:
if hasattr(self, 'status'):
extraparams['status'] = self.status
extraparams['sent_headers'] = self.sent_headers
extraparams['sent_cookies'] = self.sent_cookies
r = HttpRequestEvent(self.host,
newpath,
self.method if method is None else method,
self.connection,
self.connmark,
self.xid,
self.protocol,
headers = self.headers,
headerdict = self.headerdict,
setcookies = self.setcookies,
stream = self.inputstream,
rewritefrom = self.fullpath,
originalpath = self.originalpath,
rewritedepth = getattr(self.event, 'rewritedepth', 0) + 1,
**extraparams
)
for m in self.connection.waitForSend(r):
yield m
self._sendHeaders = True
self.outputstream = None
