python-Web-django-商城-session存入数据库

utils:

'''用户session'''

import datetime
from app01.models import Sessions

'''
iii = request.session.session_data
print(iii)

s = Session.objects.get(pk='lmefu9u5y6x5h2lumdrdq4xy0kma9dt3')
print(s.session_data)
print(s.get_decoded())
'''

from django.contrib.sessions.models import Session

class PersonSession():
'''个人虚拟session'''
def __init__(self,request):
self.time = datetime.datetime.now()
self.session = {}
self._session = request.session.__dict__
self.session_id = self._session['_SessionBase__session_key']
self._s = Session.objects.get(pk=self.session_id)
# 数据
self.session_data = self._s.session_data
self.session_time = self._s.expire_date
self._page()

@classmethod
def get_session_store_class(cls):
raise NotImplementedError

# 获取dict格式session
def get_decoded(self):
session_store_class = self.get_session_store_class()
return session_store_class().decode(self.session_data)

def get_session(self,request):
'''把数据存入request.session中'''

def delete(self):
''''''
session_obj = Sessions.objects.filter(session_id=self.session_id).delete()

def save(self):
'''session保存数据库'''
if Sessions.objects.filter(session_id=self.session_id):
pass
else:
session_obj = Sessions(session_id=self.session_id,session_data=self.session_data,session_time=self.session_time)
session_obj.save()

def _page(self):
'''判断是否登陆,并赋值'''
session_obj = Sessions.objects.filter(session_id=self.session_id).first()
if session_obj:
'''登陆了'''
self.session_data = session_obj.session_data
self._s.session_data = self.session_data
self.session = self._s.get_decoded()
return True
return False

models:

# session
class Sessions(models.Model):
'''request.session'''
# 第二主键
session_id = models.CharField(max_length=40, verbose_name='sessionID', null=False)
session_data = models.TextField(verbose_name='数据', null=True)
session_time = models.DateTimeField(max_length=11, verbose_name='存储有效期', null=False)

views:

request.session["memberName"] = member_obj.member_name
request.session["memberId"] = member_obj.id
from app01.utils.personSession import PersonSession
person = PersonSession(request)
person.save()

转载于:https://www.cnblogs.com/person1-0-1/p/11390995.html