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from flask import render_template, flash, redirect, url_for, request
from flask_login import current_user, login_user, logout_user, login_required
from werkzeug.urls import url_parse
from app import app
from app import db
from app.forms import LoginForm, RegistrationForm
from app.models import User
@app.route("/")
@app.route("/index")
@login_required
def index():
return render_template("index.html", title="Home")
@app.route("/login", methods=("GET", "POST"))
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 is None or not user.check_password(form.password.data):
flash("Invalid username or password", category="error")
return redirect(url_for("login"))
login_user(user, remember=form.remember_me.data)
next_page = request.args.get("next")
if not next_page or url_parse(next_page).netloc != "":
next_page = url_for("index")
return redirect(next_page)
return render_template("login.html", title="Sign In", form=form)
@app.route("/logout")
def logout():
logout_user()
return redirect(url_for("index"))
@app.route("/register", methods=("GET", "POST"))
def register():
if current_user.is_authenticated:
return redirect(url_for("index"))
form = RegistrationForm()
if form.validate_on_submit():
user = User(username=form.username.data, email=form.email.data)
user.set_password(form.password.data)
db.session.add(user)
db.session.commit()
flash("Thank you, you are now a registered user!")
return redirect(url_for("login"))
return render_template("register.html", title="Register", form=form)
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