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@app.route("/") | |
@user_login_needed | |
def index(): | |
return render_template("index.html") | |
return user_login_needed(index) # no extra parameters passed since index does not take any parameters | |
@app.route("/login", methods=["GET", "POST"]) | |
def login(): | |
if request.method == "GET": | |
return render_template("login.html") | |
elif request.method == "POST": | |
user_name = request.form['username'] | |
password = request.form['password'] | |
if is_user_valid(user_name, password): | |
session['user_logged_in'] = True | |
error_message = "User {} successfuly logged in.".format(user_name) | |
flash(error_message) | |
print(error_message) | |
return redirect(url_for("index")) | |
else: | |
print("Invalid user.") | |
flash("Invalid user/password!") | |
return redirect(url_for("login")) | |
else: | |
error_message = "Invalid request method:{}".format(request.method) | |
print(error_message) | |
flash(error_message) | |
return redirect(url_for("login")) | |
def is_user_valid(user_name, password): | |
return user_name == "john" and password == "1234" | |
@app.route("/logout", methods=["GET"]) | |
def logout(): | |
session['user_logged_in'] = False | |
print("User logout successful.") | |
flash("Logout successful") | |
return redirect(url_for("login")) |
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