49 lines
1.6 KiB
Python
49 lines
1.6 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import absolute_import, unicode_literals
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import time
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from wechatpy.client.api.base import BaseWeChatAPI
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from wechatpy.utils import WeChatSigner
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class WeChatJSAPI(BaseWeChatAPI):
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def get_ticket(self):
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"""
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获取微信 JS-SDK ticket
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http://qydev.weixin.qq.com/wiki/index.php?title=%E5%BE%AE%E4%BF%A1JS%E6%8E%A5%E5%8F%A3
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:return: 返回的 JSON 数据包
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"""
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return self._get('get_jsapi_ticket')
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def get_jsapi_ticket(self):
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"""
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获取微信 JS-SDK ticket
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该方法会通过 session 对象自动缓存管理 ticket
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:return: ticket
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"""
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ticket = self.session.get('jsapi_ticket')
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expires_at = self.session.get('jsapi_ticket_expires_at', 0)
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if not ticket or expires_at < int(time.time()):
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jsapi_ticket = self.get_ticket()
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ticket = jsapi_ticket['ticket']
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expires_at = int(time.time()) + int(jsapi_ticket['expires_in'])
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self.session.set('jsapi_ticket', ticket)
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self.session.set('jsapi_ticket_expires_at', expires_at)
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return ticket
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def get_jsapi_signature(self, noncestr, ticket, timestamp, url):
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data = [
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'noncestr={noncestr}'.format(noncestr=noncestr),
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'jsapi_ticket={ticket}'.format(ticket=ticket),
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'timestamp={timestamp}'.format(timestamp=timestamp),
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'url={url}'.format(url=url),
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]
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signer = WeChatSigner(delimiter=b'&')
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signer.add_data(*data)
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return signer.signature
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