web.py 文件源码

def set_cookie(self, name, value, domain=None, expires=None, path="/",
                   expires_days=None, **kwargs):
        """Sets the given cookie name/value with the given options.

        Additional keyword arguments are set on the Cookie.Morsel
        directly.
        See http://docs.python.org/library/cookie.html#morsel-objects
        for available attributes.
        """
        name = _utf8(name)
        value = _utf8(value)

        if re.search(r"[\x00-\x20]", name + value):
            # Don't let us accidentally inject bad stuff
            raise ValueError("Invalid cookie %r: %r" % (name, value))
        if not hasattr(self, "_new_cookies"):
            self._new_cookies = []

        new_cookie = Cookie.BaseCookie()
        self._new_cookies.append(new_cookie)
        new_cookie[name] = value

        if domain:
            new_cookie[name]["domain"] = domain
        if expires_days is not None and not expires:
            expires = datetime.datetime.utcnow() + datetime.timedelta(
                days=expires_days)
        if expires:
            timestamp = calendar.timegm(expires.utctimetuple())
            new_cookie[name]["expires"] = email.utils.formatdate(
                timestamp, localtime=False, usegmt=True)
        if path:
            new_cookie[name]["path"] = path
        for k, v in kwargs.iteritems():
            new_cookie[name][k] = v