session.py 文件源码

python
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项目:download-manager 作者: thispc 项目源码 文件源码
def __init__(self, request, id=None, invalidate_corrupt=False,
                 use_cookies=True, type=None, data_dir=None,
                 key='beaker.session.id', timeout=None, cookie_expires=True,
                 cookie_domain=None, secret=None, secure=False,
                 namespace_class=None, **namespace_args):
        if not type:
            if data_dir:
                self.type = 'file'
            else:
                self.type = 'memory'
        else:
            self.type = type

        self.namespace_class = namespace_class or clsmap[self.type]

        self.namespace_args = namespace_args

        self.request = request
        self.data_dir = data_dir
        self.key = key

        self.timeout = timeout
        self.use_cookies = use_cookies
        self.cookie_expires = cookie_expires

        # Default cookie domain/path
        self._domain = cookie_domain
        self._path = '/'
        self.was_invalidated = False
        self.secret = secret
        self.secure = secure
        self.id = id
        self.accessed_dict = {}

        if self.use_cookies:
            cookieheader = request.get('cookie', '')
            if secret:
                try:
                    self.cookie = SignedCookie(secret, input=cookieheader)
                except Cookie.CookieError:
                    self.cookie = SignedCookie(secret, input=None)
            else:
                self.cookie = Cookie.SimpleCookie(input=cookieheader)

            if not self.id and self.key in self.cookie:
                self.id = self.cookie[self.key].value

        self.is_new = self.id is None
        if self.is_new:
            self._create_id()
            self['_accessed_time'] = self['_creation_time'] = time.time()
        else:
            try:
                self.load()
            except:
                if invalidate_corrupt:
                    self.invalidate()
                else:
                    raise
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