def login():
if 'login' in session:
return redirect('/')
if request.method == 'POST':
username = request.form['username']
password = request.form['password']
cur = mysql.connection.cursor()
resultValue = cur.execute("SELECT * FROM user WHERE username =%s",
[username])
if resultValue > 0:
data = cur.fetchone()
password1 = data['password']
print((password))
# print(bcrypt.check_password_hash(password1, password))
#print(bcrypt.check_password_hash(password1, 'password'))
if (bcrypt.check_password_hash(data['password'], password)):
session['login'] = True
session['firstname'] = data['first_name']
session['lastname'] = data['last_name']
flash(
'Welcome ' + session['firstname'] +
'! You have been successfully logged in', 'success')
return redirect(url_for('dashboard'))
cur.close()
else:
flash('Password incorrect', 'danger')
return redirect('login')
else:
flash('Username incorrect', 'danger')
return redirect('login')
return render_template('login.html')
def changepassword(username):
if request.method == 'POST':
old = request.form['old']
password = request.form['password']
confirm_password = request.form['confirm_password']
if password != confirm_password:
flash('Passwords do not match! Try again.', 'danger')
return redirect('/dashboard')
password = bcrypt.generate_password_hash(password)
cur = mysql.connection.cursor()
result_value = cur.execute("SELECT * FROM user WHERE username =%s",
[username])
if result_value > 0:
user = cur.fetchone()
if bcrypt.check_password_hash(user['password'], old):
cur = mysql.connection.cursor()
cur.execute("UPDATE user SET password = %s WHERE username=%s",
(password, username))
mysql.connection.commit()
cur.close()
flash('Password updated successfully', 'success')
return redirect('/dashboard')
else:
flash('Old Password Incorrect', 'danger')
return redirect('/dashboard')
cur = mysql.connection.cursor()
result_value = cur.execute("SELECT * FROM user WHERE username =%s",
[username])
if result_value > 0:
user = cur.fetchone()
return render_template('changepassword.html', user=user)
def login():
if request.method == 'POST' :
username = request.form['username']
usr_entered = request.form['password']
cursor = mysql.connection.cursor()
cursor.execute("SELECT * FROM user WHERE username =%s", [username])
if cursor is not None: #is not None
data =cursor.fetchone()
#password = data['password']
# print((password))
# print((usr_entered))
# print((generate_password_hash(usr_entered , 'pbkdf2:sha256' , 8)))
# print(check_password_hash(password , usr_entered))
# check_password_hash(password , 'usr_entered')
if (bcrypt.check_password_hash(data['password'] , usr_entered)):
session['login'] = True
session['firstname'] = data['first_name']
session['lastname'] = data['last_name']
flash('Welcome '+ session['firstname'] +'! You have been successfully logged in', 'success')
cursor.close()
else:
flash('Password Incorrect', 'danger')
return redirect('/login')
return render_template('login.html')
def login():
#we imported current user above as we want to avoid if user logged in
# and retuned back to this page to be opened as if he didn't submit it
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()
#user.password as it's from db query not from the form itself like user.password.data
#if condition is true we want to log user in
#need to import login user function
if user and bcrypt.check_password_hash(user.password,
form.password.data):
login_user(user, remember=form.remember.data)
#args is a dictionnary but we're using get() instead of []
# next parameter which is in the URL (eg.next=%2Faccount) it tells us where the user was heading to
next_page = request.args.get('next')
#a ternary conditon directs us to the next page if it exists else returns us to the home
return redirect(next_page) if next_page else redirect(
url_for('home'))
else:
flash('Login Unsucessful. 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.index'))
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.confirmed:
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.index'))
else:
#todo
#if a user raises user.confirmed is None: show a link to send verification
#on html
send_verification_email(user)
flash(
"Verification email has been sent to your email address. ",
"info")
return render_template('login.html', form=form)
else:
flash("Wrong credentials, please try again", "error")
return render_template('login.html', form=form)
return render_template('login.html', form=form)
def check_password(self, password):
"""
Take a password attempt and see if it matches with the hash on record
:param password: The password attempt
:return: :rtype: boolean
"""
return bcrypt.check_password_hash(self.password_hash, password)
def check_password(self, password):
"""
Take a password attempt and see if it matches with the hash on record
:param password: The password attempt
:return: :rtype: boolean
"""
return bcrypt.check_password_hash(self.password_hash, password)
def login():
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)
return redirect(url_for('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('users.account'))
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'Login was successful. Happy posting', 'success')
return redirect(url_for('users.account'))
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')
return redirect(next_page) if next_page else redirect(url_for("main.home"))
else:
flash("登入失敗. 請檢查信箱和密碼是否正確", "danger")
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():
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 Unsucessful.Please check email and password',category='danger')
return render_template('login.html',title='Login',form=form)
def login():
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)
flash(f'login successfully for user {form.email.data}!','success')
return redirect(url_for('home'))
else:
flash(f'login failed please enter correct Email and Password !','danger')
return render_template('login.html',form=form)
def login():
login_form = LoginForm()
if login_form.validate_on_submit():
# Login User if User exists in database and credentials are correct.
user = User.objects(email=login_form.email.data.lower()).first()
if user and bcrypt.check_password_hash(user.password,
login_form.password.data):
login_user(user)
flash("You are logged in.", "success")
return redirect(url_for("main.home"))
else:
flash("Login unsuccessful. Check email and password.", "danger")
return render_template("users/login.html", title="Login", form=login_form)
def login():
if current_user.is_authenticated:
return redirect(url_for('index'))
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('You have been logged in!', 'is-success')
return redirect(url_for('index'))
else:
flash('Login unsuccessful, please try again', 'is-danger')
return render_template('login.html', 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(f"You have successfully logged with {form.email.data} email!", 'success')
return redirect(next_page) if next_page else redirect(url_for('main.home'))
else:
flash(f"Login Faild. Please provide correct username and password!", 'danger')
return render_template('login.html', title="Login", form=form)
def login():
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()
or User.query.filter_by(phone=form.phone.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'))
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("Logged In Successfuly ", 'success')
return redirect(url_for('main.home'))
else:
flash(f"Unsuccesful Login,Please Enter correct details", 'danger')
return render_template('login.html', title="Login", form=form)
def login():
form = LoginForm()
if form.validate_on_submit():
user = User.find_by_email(form.email.data)
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 & password',
'danger')
return render_template('login.html', title='Login', form=form)
def login():
if current_user.is_authenticated:
return redirect(url_for("index"))
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 = request.args.get("next")
flash("You are successfully log in.", "success")
return redirect(next) if next else redirect(url_for("index"))
else:
flash("Check your email or password.", "danger")
return render_template("login.html", title="Login", form=form)
def login():
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()
# Check if such a user exists, then check that the passwords match
if user is None or not bcrypt.check_password_hash(user.password, form.password.data):
flash(f'Login failed. Username and password do not match', 'danger')
return render_template('login.html', title='Login', form=form)
flash('Successfully logged in.', 'success')
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'))
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", "/main.home")[1:]
return redirect(url_for(next_page))
else:
flash("Incorrect credentials!", category="danger")
return render_template("login.html", title="Login", form=form)
def login():
if current_user.is_authenticated:
return redirect(url_for('Subjects'))
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)
next_page = request.args.get('next')
return redirect(next_page) if next_page else redirect(
url_for('Subjects'))
else:
flash('Incorrect Email or Passowrd Compination', 'danger')
return render_template('login.html', form=form)
def login():
if current_user.is_authenticated:
redirect(url_for('main.home'))
form = LoginForm()
if form.validate_on_submit():
# get user
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) # remember is a boolean input
# don't use args['next'] or will show error when key doesn't exist
next_page = request.args.get('next')
return redirect(next_page) if next_page else redirect(url_for('main.home'))
else:
flash('Login Unseccessful. 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.objects.filter(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(f'You have been logged in by {user.username}', 'success')
return redirect(next_page) if next_page else redirect(
url_for('main.home'))
else:
flash(f'Email or Password wrong. Please check again.', 'danger')
return render_template('login.html', title='Login', form=form)
def login():
if current_user.is_authenticated:
return redirect(url_for("index"))
form = LoginForm()
if form.validate_on_submit():
user = User.query.filter_by(username=form.username.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(f"Logged In", "success")
return redirect(next_page) if next_page else redirect(
url_for("index"))
else:
flash("Login Unsuccessful, Check Username or Password", "danger")
return render_template("login.html", 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).first()
if user and bcrypt.check_password_hash(user.password,
form.password.data):
login_user(user, form.remember.data)
flash("You have been logged in", "success")
next_page = request.args.get("next")
return redirect(next_page) if next_page else redirect(
url_for("main.home"))
else:
flash("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()
if user and bcrypt.check_password_hash(user.password,
form.password.data):
login_user(user, remember=form.rememberMe.data)
nextPage = request.args.get("next")
return redirect(nextPage) if nextPage else redirect(
url_for("main.home"))
else:
flash("Login Unsuccessful. Please check login information.",
"danger")
return render_template('login.html', title="Login", form=form)
def login():
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('Не получилось войти, проверьте свои email и пароль',
'danger')
return render_template('login.html', title='Вход', form=form)
def login() -> str:
if CurrentUser().authenticated():
return PageRedirect(PageUrlFor("home")).link()
form: FlaskForm = LoginForm()
if form.validate_on_submit():
user: User = User.query.filter_by(email=form.email.data).first()
if user and bcrypt.check_password_hash(user.password,
form.password.data):
CurrentUser().login(user, form)
next_page: str = PageRequest("next").get()
return PageRedirect(
PageUrlFor(next_page if next_page else "home")).link()
else:
PageFlash("Login Unsuccessful. Please check email and password",
"danger").display()
return YFoxTemplate("login.html").render(title="Login", form=form)
def login():
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_me.data)
flash(f"Login successful", "success")
if request.args.get("next"):
return redirect(request.args.get("next"))
return redirect(url_for('home'))
flash(f"Login unsuccessful, check email or password")
return render_template("login.html", form=form, title="Login")
def login():
error = None
form = LoginForm(request.form)
if request.method == 'POST':
if form.validate_on_submit():
user = User.query.filter_by(name=request.form['name']).first()
if user is not None and bcrypt.check_password_hash(
user.password, request.form['password']):
session['logged_in'] = True
session['user_id'] = user.id
session['role'] = user.role
session['name'] = user.name
flash('Welcome!')
return redirect(url_for('tasks.tasks'))
else:
error = 'Invalid username or password.'
return render_template('login.html', form=form, error=error)
def password_correct(self, password):
return bcrypt.check_password_hash(self.password, password)
def check_password(self, password):
return bcrypt.check_password_hash(self.password_hash, password)
