mirror of
https://github.com/metafy-social/python-scripts.git
synced 2024-11-30 15:31:10 +00:00
95 lines
3.3 KiB
Python
95 lines
3.3 KiB
Python
from flask import Flask, render_template, redirect, url_for, flash
|
|
from flask_sqlalchemy import SQLAlchemy
|
|
from flask_login import UserMixin, LoginManager, login_user, login_required, current_user, logout_user
|
|
from flask_wtf import FlaskForm
|
|
from wtforms import StringField, PasswordField, SubmitField
|
|
from wtforms.validators import ValidationError, InputRequired, Length
|
|
from flask_bcrypt import Bcrypt
|
|
|
|
app = Flask(__name__)
|
|
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///database.db'
|
|
db = SQLAlchemy(app)
|
|
app.config['SECRET_KEY'] = 'YOUR_SECRET_KEY'
|
|
bcrypt = Bcrypt(app)
|
|
|
|
login_manager = LoginManager()
|
|
login_manager.init_app(app)
|
|
login_manager.login_view = "login"
|
|
|
|
@login_manager.user_loader
|
|
def load_user(user_id):
|
|
return User.query.get(int(user_id))
|
|
|
|
|
|
class User(db.Model, UserMixin):
|
|
id = db.Column(db.Integer, primary_key=True)
|
|
username = db.Column(db.String(20), nullable=False, unique=True)
|
|
password = db.Column(db.String(80), nullable=False)
|
|
|
|
class RegistrationForm(FlaskForm):
|
|
username = StringField(validators=[InputRequired(), Length(min=4, max=20)], render_kw={"placeholder": "Username"})
|
|
password = PasswordField(validators=[InputRequired(), Length(min=4, max=20)], render_kw={"placeholder": "Password"})
|
|
submit = SubmitField("Register")
|
|
|
|
def validate_username(self, username):
|
|
existing_user_username = User.query.filter_by(username=username.data).first()
|
|
if existing_user_username:
|
|
raise ValidationError("That username already exists! Try a different one.")
|
|
|
|
class LoginForm(FlaskForm):
|
|
username = StringField(validators=[InputRequired(), Length(min=4, max=20)], render_kw={"placeholder": "Username"})
|
|
password = PasswordField(validators=[InputRequired(), Length(min=4, max=20)], render_kw={"placeholder": "Password"})
|
|
submit = SubmitField("Login")
|
|
|
|
@app.route('/')
|
|
def home():
|
|
return render_template('home.html')
|
|
|
|
@app.route('/dashboard', methods=["GET", "POST"])
|
|
@login_required
|
|
def dashboard():
|
|
return render_template('dashboard.html')
|
|
|
|
@app.route('/logout', methods=["GET", "POST"])
|
|
@login_required
|
|
def logout():
|
|
logout_user()
|
|
return redirect(url_for('login'))
|
|
|
|
@app.route('/login', methods=["GET", "POST"])
|
|
def login():
|
|
if current_user.is_authenticated:
|
|
return redirect(url_for('dashboard'))
|
|
|
|
form = LoginForm()
|
|
|
|
if form.validate_on_submit():
|
|
user = User.query.filter_by(username=form.username.data).first()
|
|
if user:
|
|
if bcrypt.check_password_hash(user.password, form.password.data):
|
|
login_user(user)
|
|
return redirect(url_for('dashboard'))
|
|
else:
|
|
flash("Incorrect Password! Please Try again")
|
|
else:
|
|
flash("This email is not registered. Try Signing Up!")
|
|
|
|
return render_template('login.html', form=form)
|
|
|
|
@app.route('/register', methods=["GET", "POST"])
|
|
def register():
|
|
if current_user.is_authenticated:
|
|
return redirect(url_for('dashboard'))
|
|
form = RegistrationForm()
|
|
|
|
if form.validate_on_submit():
|
|
hashed_password = bcrypt.generate_password_hash(form.password.data)
|
|
new_user = User(username=form.username.data, password=hashed_password)
|
|
db.session.add(new_user)
|
|
db.session.commit()
|
|
return redirect(url_for('login'))
|
|
|
|
return render_template('register.html', form=form)
|
|
|
|
if __name__ == '__main__':
|
|
app.run(debug=True) |