def login():
'''登录'''
if request.method == 'POST':
nickname = request.form.get('nickname', '').strip()
password = request.form.get('password', '').strip()
if not (nickname and password):
return render_template('login.html', error='昵称或密码不能为空')
# 先根据昵称取到当前用户
try:
user = User.query.filter_by(nickname=nickname).one()
except (NoResultFound, MultipleResultsFound):
return render_template('login.html', error='昵称或密码输入错误')
# 检查密码
if utils.check_password(password, user.password):
# 登录
session['uid'] = user.id
session['nickname'] = user.nickname
return redirect('/user/info')
else:
return render_template('login.html', error='昵称或密码输入错误')
else:
return render_template('login.html')
def login():
if request.method == 'POST':
username = request.form.get('username', '').strip()
password = request.form.get('password', '').strip()
try:
user = USER.query.filter_by(username=username).one()
except NoResultFound:
return render_template('login.html', err='用户昵称不存在')
if check_password(password,user.password):
session['uid'] = user.id
session['username'] = user.username
return redirect('/user/info')
else:
return render_template('login.html',err='密码错误')
else:
return render_template('login.html')
def login():
if request.method == 'POST':
nickname = request.form.get('nickname', '').strip()
password = request.form.get('password', '').strip()
user = User.query.filter_by(nickname=nickname).first()
if user is None:
return render_template('login.html', error='用户名有误，请重新输入')
if check_password(password, user.password):
session['uid'] = user.id
return redirect('/user/info')
else:
return render_template('login.html', error='密码有误，请重新输入')
else:
if 'uid' in session:
return redirect('/user/info')
else:
return render_template('login.html')
def login():
if request.method == 'POST':
username = request.form.get('username')
password = request.form.get('password')
# 查询数据库
try:
user = User.query.filter_by(username=username).one()
if check_password(password, user.password):
session['uid'] = user.id
session['username'] = user.username
return redirect('/user/info')
else:
return render_template('login.html', err='密码错误')
except:
return render_template('login.html', err='该用户不存在')
else:
return render_template('login.html')
def login():
'''用户登陆'''
if request.method == 'POST':
username = request.form.get('username', '').strip()
password = request.form.get('password', '').strip()
num = User.query.filter_by(username=username).count()
if num == 0:
return render_template('response.html', msg='用户名不存在！')
user = User.query.filter_by(username=username).one()
if not check_password(password, user.password):
return render_template('response.html', msg='用户名密码错误！')
# session记录username
user = User.query.filter_by(username=username).one()
session['username'] = username
session['uid'] = user.uid
# return render_template('home.html')
return redirect('/user/info')
else:
return redirect('/')
def update():
uid = session.get('uid')
user_info = Users.query.get(uid)
if request.method == "GET":
return render_template('update.html', user_info=user_info)
else:
old_password = request.form.get('old_password')
new_password = request.form.get('new_password')
new_tel = request.form.get('tel')
if check_password(old_password, user_info.password) is False:
return render_template('update.html', error=1, user_info=user_info)
else:
user_info.password = make_password(new_password)
user_info.tel = new_tel
db.session.commit()
session.clear()
return redirect('/')
def login():
if request.method == "GET":
return render_template('login.html')
else:
username = request.form.get('username')
password = request.form.get('password')
try:
u1 = Users.query.filter_by(username=username).one()
except NoResultFound:
return render_template('login.html', error=1)
if check_password(password, u1.password) is True:
session['uid'] = u1.id
session['username'] = u1.username
return redirect('/blog')
else:
return render_template('login.html', error=2)
def login():
if request.method == 'POST':
nickname = request.form.get('nickname', '').strip()
password = request.form.get('password', '').strip()
#获取用户
try:
user = User.query.filter_by(nickname=nickname).one()
except NoResultFound:
return render_template('login.html', err='该用户不存在')
# 检查密码
if check_password(password, user.password):
#在 Session 中记录用户登录的状态
session['uid'] = user.id
session['nickname'] = user.nickname
return redirect('/user/info')
else:
return render_template('login.html', err='密码错误')
else:
return render_template('login.html')
def login():
uid = session.get('uid')
if not uid:
if request.method == 'POST':
username = request.form.get('username')
password = request.form.get('password')
try:
user = User.query.filter_by(username=username).one()
if check_password(password, user.password):
session['uid'] = user.id
session['username'] = username
return redirect('/user/info')
else:
return render_template('login.html', err='密码错误')
except Exception:
return render_template('register.html', err='请先注册')
else:
return render_template('login.html')
else:
return redirect('/user/info')
def login():
'''登录'''
if request.method == 'POST':
nickname = request.form.get('nickname', '').strip()
password = request.form.get('password', '').strip()
if not (nickname and password):
return render_template('login.html', error='昵称或密码不能为空')
try:
user = User.query.filter_by(nickname=nickname).one(
) # 不加.one（）的结果是一个列表，而不是实例对象，所以即使只取到一个结果还是要遍历列表，故！要加.one（）来取列表中实例对象
except (NoResultFound, MultipleResultsFound): # 错误
return render_template('/user/login.html')
if utils.check_password(password, user.password):
session['uid'] = user.id
session['nickname'] = user.nickname
return redirect('/user/info')
else:
return render_template('/user/login.html', error='昵称或密码输入错误')
else:
return render_template('/user/login.html')
def login():
# 登录信息提交
if request.method == 'POST':
username = request.form.get('username')
password = request.form.get('password')
# 判断用户名
try:
user = User.query.filter_by(username=username).one()
except Exception: # 如果是个不存在的用户名，那么取数据的时候肯定会报错的
db.session.rollback
return render_template('eu.html')
# 判断密码
if check_password(password, user.password):
# 在 Session 中记录用户的登录状态
session['username'] = user.username
session['id'] = user.id
return redirect('/user/info')
else:
return render_template('ep.html')
# 登录页面拉起
else:
return render_template('login.html')
