36 lines
984 B
Python
36 lines
984 B
Python
# -*- coding: utf-8 -*-
|
|
from __future__ import absolute_import, unicode_literals
|
|
from wechatpy.session import SessionStorage
|
|
from wechatpy.utils import to_text
|
|
from wechatpy.utils import json
|
|
|
|
|
|
class MemcachedStorage(SessionStorage):
|
|
|
|
def __init__(self, mc, prefix='wechatpy'):
|
|
for method_name in ('get', 'set', 'delete'):
|
|
assert hasattr(mc, method_name)
|
|
self.mc = mc
|
|
self.prefix = prefix
|
|
|
|
def key_name(self, key):
|
|
return '{0}:{1}'.format(self.prefix, key)
|
|
|
|
def get(self, key, default=None):
|
|
key = self.key_name(key)
|
|
value = self.mc.get(key)
|
|
if value is None:
|
|
return default
|
|
return json.loads(to_text(value))
|
|
|
|
def set(self, key, value, ttl=None):
|
|
if value is None:
|
|
return
|
|
key = self.key_name(key)
|
|
value = json.dumps(value)
|
|
self.mc.set(key, value)
|
|
|
|
def delete(self, key):
|
|
key = self.key_name(key)
|
|
self.mc.delete(key)
|