views.py 文件源码

def login():
  # Already logged in; return to index
  if current_user.is_authenticated:
    return redirect(url_for('index'))

  # Not logged in; show the login form or errors
  form = LoginForm()
  if form.validate_on_submit():
    user = User.query.filter_by(email = form.email.data).first()
    if user is not None and user.valid_password(form.password.data):
      if login_user(user, remember = form.remember.data):
        session.permanent = not form.remember.data
        #Need to add proper message flashing code to base.html
        user.lastLoggedIn = datetime.datetime.now()
        db.session.commit()
        flash('Logged in successfully!', category = 'success')
        return redirect(request.args.get('next') or url_for('index'))
      else:
          flash('This username is disabled', 'danger')
    else:
        flash('Wrong username or password', 'danger')

  return render_template('account/login.html', title = 'Login', form = form)