Function user_domain_match

Lib/http/cookiejar.py:600–618

For blocking/accepting domains. A and B may be host domain names or IP addresses.

(A, B)

    return True

def user_domain_match(A, B):
    """For blocking/accepting domains.

    A and B may be host domain names or IP addresses.

    """
    A = A.lower()
    B = B.lower()
    if not (liberal_is_HDN(A) and liberal_is_HDN(B)):
        if A == B:
            # equal IP addresses
            return True
        return False
    initial_dot = B.startswith(".")
    if initial_dot and A.endswith(B):
        return True
    if not initial_dot and A == B:
        return True
    return False

cut_port_re = re.compile(r":\d+$", re.ASCII)
def request_host(request):