def login(): """login authentication""" if current_user.is_authenticated: return redirect(url_for("main.home")) form = LoginForm() if form.validate_on_submit(): # checks if email has been taken user = User.query.filter_by(email=form.email.data).first() # checks if email and password has been validated 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("main.home")) else: flash("Login unsuccessful. Please check your email and password", "danger") return render_template("login.html", title="Login", form=form)
def login(): form = LoginForm() email = form.email.data password = form.password.data remember = form.remember.data if form.validate_on_submit(): print(Users.query.all()) user = Users.query.filter_by(email=email).first() if user and bcrypt.check_password_hash(user.password, password): login_user(user, remember=remember) next_page = request.args.get('next') return redirect(next_page) if next_page else redirect( url_for('main.home')) else: flash('Login unsuccessful', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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('main.home')) else: flash('Вход запрещен. Пожалуйста, проверьте имейл и пароль', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect('hello') 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.pw, 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('main.hello')) # flash(f'omg welcome back {}') else: flash('Login unsuccessful, please check your email and password', 'danger') return render_template('login.html', title='login nao', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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') if next_page: return redirect(next_page) else: return redirect(url_for('main.home')) else: flash("Login unsuccessful, please check email and password","danger") return render_template("login.html", title="Login", form=form)
def login(): # if current user is already logged in, they should not be able to access login page if current_user.is_authenticated: return redirect(url_for("main.home")) form = LoginForm() if form.validate_on_submit(): user = User.query.filter_by(email=form.email.data).first() # match hash of password if user and bcrypt.check_password_hash(user.password, form.password.data): login_user(user, remember=form.remember.data) # after logging in, redirect to restricted page that user was trying to access, without login next_page = request.args.get("next") return redirect(next_page) if next_page else redirect(url_for("main.home")) else: flash("Login Unsuccessful. Please check email and password", "danger") return render_template("login.html", title="Login", form=form)
def login(): form = LoginForm() if form.validate_on_submit(): user = User.query.filter_by(email=form.email.data).first() print('user--->', user.password) print(form.email.data) print(form.password.data) if user and bcrypt.check_password_hash(user.password, form.password.data): print('yes') login_user(user, remember=form.remember.data) next_page = request.args.get('next') flash(f'login success!', 'success') return redirect(next_page) if next_page else redirect(url_for('mains.home')) else: flash(f'Failed to login!', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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('main.home')) else: flash('Login unsuccessful. Please check username and password.', 'danger') return render_template('login.html', title='Register', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for("main.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') print('login : next_page', next_page) # ternary conditon applied here. if true then left stat will execute neither right stat will be executed return redirect(next_page) if next_page else redirect(url_for('main.home')) else: flash("Login Unsuccessful! please check email and password", "danger") print("GET") return render_template("login.html", title='login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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') flash('Succesfully logged in!', 'success') return redirect(next_page) if next_page else redirect( url_for('main.home')) else: flash('Invalid email or password!', 'danger ') return render_template("login.html", title="Login", form=form)
def login(): if current_user.is_authenticated: return redirect('/') form = LoginForm() if form.validate_on_submit(): user = User.query.filter_by(email=form.email.data).first() if user and brcypt.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('/') else: flash(f'Logging unsuccessfully! Please check Email and Password', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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' ) # get return none if key not exist, dictionary key will raise error return redirect(next_page) if next_page else redirect( url_for('main.home')) # python ternary operator flash('Unsuccessful login, please check email and password', 'ui negative message') return render_template('login.html', form=form, title='Login')
def login(): if current_user.is_authenticated: return redirect(url_for("home")) form = LoginForm() if form.validate_on_submit(): # check's if user exists in the db 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) # if an unauthenticated user wnats to access a @login_required route, the login page will load # and when he logs in, the server will return the page that he wanted to enter next_page = request.args.get("next") return redirect(next_page) if next_page else redirect(url_for("main.home")) else: flash('Login Unsuccessful. Please check username and password', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.home')) form = LoginForm() if request.method == 'POST': 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_me.data) next_page = request.args.get('next') return redirect(url_for( 'main.home')) if not next_page else redirect(next_page) else: flash('Login unsuccessful, please check e-mail and password', 'failed') return render_template('login.html', title='Log in', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.home')) form = LoginForm() if form.validate_on_submit(): user = User.query.filter_by(email=form.email.data).first() if user and user.check_user_password(form.password.data): login_user(user, remember=form.remember.data) next_url = request.args.get('next') # 防止重定向攻击 if not next_url or not next_url.startswith('/'): next_url = url_for('main.home') return redirect(next_url) else: flash('Login Unsuccessful. Please check email and password.', 'danger') return render_template('login.html', form=form, title='Login')
def login(): if current_user.is_authenticated: return redirect(url_for('main.home')) form = LoginForm() if form.validate_on_submit(): user = User.query.filter_by(email=form.email.data).first() print("emails is: ", str(user)) if user and bcrypt.check_password_hash(user.password, form.password.data): login_user(user, remember=form.remember.data) flash('You were logged in') next_page = request.args.get('next') return redirect(next_page) if next_page else redirect(url_for('main.home')) else: flash('Login unsuccessful. Please check email and password', 'danger') else: print("not validate on submit") return render_template('login.html', title="Login", form=form)
def login_page(): form = LoginForm() if current_user.is_authenticated: return redirect(url_for("main.home_page")) if form.validate_on_submit(): user = User.query.filter_by(email=form.email.data).first() if user and brcypt.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("main.home_page"))) else: flash("Login Unsuccessful. Please check the Email and Password", "danger") return render_template("login.html", title="Login", form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.home')) login_form = LoginForm() if login_form.validate_on_submit(): user = User.query.filter_by(email=login_form.email.data).first() if user and bcrypt.check_password_hash(user.password, login_form.password.data): login_user(user, remember=login_form.remember.data) next_page = request.args.get('next') return redirect(next_page) if next_page else redirect('home') else: flash(f'Check email or password', 'danger') return render_template('login.html', title='Login', form=login_form, num_registered=User.get_num_registered())
def login(): if current_user.is_authenticated: return redirect(url_for('main.home')) form = LoginForm() if form.validate_on_submit(): user = User.query.filter_by(email=form.email.data).first() #check is user exists and pass verfies if user and bcrypt.check_password_hash(user.password, form.password.data): #log them in using our login extension login_user(user, remember=form.remember.data) #args is a dictionary, get method returns none if next doesn't exsist # getting the next page next_page = request.args.get('next') return redirect(next_page) if next_page else redirect(url_for('main.home')) else: flash('Login Unsuccessful. Please check email and password.', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for("main.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) # on the url when redirected to login from another page (url encoded) next_page = request.args.get("next") # python version of C++ ternary: x > 0 ? true : false; return redirect(next_page) if next_page else redirect( url_for("main.home")) else: flash(f"Login failed. Please check email and password.", "danger") return render_template("login.html", title="Login", form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('users.login')) form = LoginForm() if form.validate_on_submit(): user = session.query(User).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') # flash('You have been logged in!', 'success') return redirect(next_page) if next_page else redirect( url_for('main.home')) else: flash('Login Unsuccessful. Please check email and password', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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' ) # args is a key, but we do not use [] for access as it will throw error on key absence where get will return None return redirect(next_page) if next_page else redirect( url_for('main.home')) else: flash('Login Unsuccessful. Please check email/password', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: flash("You are already logged in!", category='success') return redirect(url_for('main.home')) form = LoginForm() if form.validate_on_submit(): user = User.query.filter_by(email=form.email.data).first() if user and bcrpyt.check_password_hash(user.password, form.password.data): login_user(user, remember=form.remember.data) #flash("You have been logged in!",category='success') next_page = request.args.get('next') return redirect(next_page) if next_page else redirect( url_for('main.home')) else: flash("Login unsuccesfull", category='danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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('main.home')) # these 2 lines above are only for when user is logged out and access the account page, in which # case a 'next' argument is generated in the address bar indicating where we'll go after login else: flash('Login Unsuccessful. Please check email and password', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.home')) form = LoginForm() if form.validate_on_submit(): user = User.query.filter_by(username=form.username.data, 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('main.home') ) # turnery conditionnal when if else in same line and if next_ mean if next_ is not none else: flash('Login failed. Please check username ,email and password', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for("main.home")) form = LoginForm() if form.validate_on_submit(): user = User.query.filter_by(email=form.email.data).first() password_checking = bcrypt.check_password_hash(user.password, form.password.data) if user and password_checking: login_user(user, remember=form.remember_me.data) next_page = request.args.get("next") return redirect(next_page) if next_page else redirect( url_for("main.home")) else: flash( f"Login Was Unsuccessful 😕, Please check your username and password!", "danger") return render_template("login.html", title="Login", form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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): #if user is exist and password iscorrect so we neeed tolog user and we use the login functio login_user(user, remember=form.remember.data) next_page = request.args.get('next') return redirect(next_page) if next_page else redirect( url_for('main.home')) else: flash('login Unsuccesfull,Check you credential', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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) # use of get method to return the route for the next page next_page = request.args.get('next') # redirect to next page if next_page exists elso goto home page return redirect(next_page) if next_page else redirect( url_for('main.home')) else: flash('Login Unsuccessful. Please check email and password', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.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) flash(f'You have successfully logged in!', 'success') next_page = request.args.get( 'next') # retrieve the route parameter from the url query return redirect(next_page) if next_page else redirect( url_for('main.home')) else: flash('Login Unsuccessful! Please check email and password.', 'danger') return render_template('login.html', title='Login', form=form)
def login(): if current_user.is_authenticated: return redirect(url_for('main.home')) form = LoginForm() if form.validate_on_submit(): user = User.find_by_email(email=form.email.data) if user and bcrypt.check_password_hash(user.password, form.password.data): login_user(user, remember=form.remember.data) # set current_user # Redirect user to th restricted page on login else send them home next_page = request.args.get('next') return redirect(next_page) if next_page else redirect( url_for('main.home')) else: flash('Authentication Failed', 'danger') return render_template('login.html', title='LogIn', form=form)