示例#1
0
def index():
    if current_user.is_authenticated:
        return redirect(url_for('home'))
    form = LoginForm()
    if form.validate_on_submit():
        user = User.query.filter_by(email=form.email.data).first()
        if user and bcrypt.check_password_hash(user.password, form.password.data):
            login_user(user, remember=form.remember.data)
            next_page = request.args.get('next')
            return redirect(next_page) if next_page else redirect(url_for('home'))
        else:
            flash('Login Unsuccessful. Please check email and password', 'danger')
    return render_template('login.html', title='Login', form=form)
示例#2
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def login():
    if current_user.is_authenticated:  #checks if user is logged in
        return redirect(url_for('home'))    #redirect to the home page

    form = LoginForm()
    if form.validate_on_submit():
        user = User.query.filter_by(email=form.email.data).first()  #The result of filter_by() is a query that only includes the objects that have a matching username. complete query by calling first(), returns the user object if it exists,None if it does not.
        if user and bcrypt.check_password_hash(user.password, form.password.data):
            login_user(user, remember=form.remember.data)
            next_page = request.args.get('next')
            return redirect(next_page) if next_page else redirect(url_for('home'))
        else:
            flash('Login Unsuccessful. Please check email and password', 'danger')
    return render_template('login.html', title='Login', form=form)
示例#3
0
def login():
    if current_user.is_authenticated:
        return redirect(url_for('home'))
    form = LoginForm()
    if form.validate_on_submit():
        user = User.query.filter_by(
            username=form.username.data.lower()).first()
        if user and bcrypt.check_password_hash(user.password,
                                               form.password.data):
            login_user(user, remember=form.remember.data)
            next_page = request.args.get('next')
            return redirect(next_page) if next_page else redirect(
                url_for('home'))
        else:
            flash(f'Login Unsuccesful! Please try again.', 'danger')
    return render_template('login.html', title="Login", form=form)