def unset_cookie(self, key, strict=True):
"""
Unset a cookie with the given name (remove it from the
response). If there are multiple cookies (e.g., two cookies
with the same name and different paths or domains), all such
cookies will be deleted.
"""
existing = self.headers.getall('Set-Cookie')
if not existing:
if not strict:
return
raise KeyError("No cookies at all have been set")
del self.headers['Set-Cookie']
found = False
for header in existing:
cookies = _ExtendedCookie()
cookies.load(header)
if key in cookies:
found = True
del cookies[key]
self._add_cookie(cookies)
else:
# this branching is required because Cookie.Morsel.output()
# strips quotes from expires= parameter, so better use
# it as is, if it hasn't changed
self._add_cookie(header)
if strict and not found:
raise KeyError(
"No cookie has been set with the name %r" % key)
def str_cookies(self):
"""
Return a *plain* dictionary of cookies as found in the request.
"""
env = self.environ
source = env.get('HTTP_COOKIE', '')
if 'webob._parsed_cookies' in env:
vars, var_source = env['webob._parsed_cookies']
if var_source == source:
return vars
vars = {}
if source:
cookies = _ExtendedCookie()
cookies.load(source)
for name in cookies:
value = cookies[name].value
if value is None:
continue
unquote_match = QUOTES_RE.match(value)
if unquote_match is not None:
value = unquote_match.group(1)
vars[name] = value
env['webob._parsed_cookies'] = (vars, source)
return vars