def get(isbn=None):
book = r.hgetall(BOOK_PREFIX + isbn)
if not book:
book = db.books.find_one({"isbn": isbn})
del book['_id']
r.hmset(BOOK_PREFIX + isbn, book)
return book
def login(self, username, password):
self.user = db.users.find_one({'username': username, 'password': password})
if self.user:
del self.user["_id"]
del self.user["password"]
r.hmset(USER_PREFIX + username, self.user)
return self.user
def add(isbn, book):
import time
book['date_added'] = int(time.time())
r.hmset(BOOK_PREFIX + isbn, book)
b = db.books.find_one({'isbn': isbn})
if b:
book['_id'] = b['_id']
db.books.save(book)
else:
db.books.insert(book)
def merge_cart(self):
"""
合并两个购物车(会话)
:param username:
:param session_id:
:return:
"""
cart1 = r.hgetall(SESSION_PREFIX + self.session_id)
cart2 = r.hgetall(SESSION_PREFIX + self.username)
r.hmset(SESSION_PREFIX + self.username, dict(cart1, **cart2))
r.delete(SESSION_PREFIX + self.session_id)