Flask-Files/app/routes/auth.py
2025-03-23 00:40:29 +01:00

147 lines
5.4 KiB
Python

from flask import render_template, redirect, url_for, flash, request, current_app, jsonify, session
from flask_login import login_user, logout_user, login_required, current_user
from urllib.parse import urlparse
from app import db
from app.models import User
from app.routes import auth_bp
from flask_wtf import FlaskForm
from wtforms import StringField, PasswordField, BooleanField, SubmitField
from wtforms.validators import DataRequired, Length, EqualTo, ValidationError
from werkzeug.exceptions import BadRequest
# Login form
class LoginForm(FlaskForm):
username = StringField('Username', validators=[DataRequired()])
password = PasswordField('Password', validators=[DataRequired()])
remember_me = BooleanField('Remember Me')
submit = SubmitField('Sign In')
# Registration form
class RegistrationForm(FlaskForm):
username = StringField('Username', validators=[DataRequired(), Length(min=3, max=64)])
password = PasswordField('Password', validators=[DataRequired(), Length(min=8)])
password2 = PasswordField('Confirm Password', validators=[DataRequired(), EqualTo('password')])
submit = SubmitField('Register')
def validate_username(self, username):
user = User.query.filter_by(username=username.data).first()
if user is not None:
raise ValidationError('Please use a different username.')
@auth_bp.route('/login', methods=['GET', 'POST'])
def login():
if current_user.is_authenticated:
return redirect(url_for('dashboard.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', 'error')
return redirect(url_for('auth.login'))
login_user(user, remember=form.remember_me.data)
next_page = request.args.get('next')
if not next_page or urlparse(next_page).netloc != '':
next_page = url_for('dashboard.index')
return redirect(next_page)
return render_template('auth/login.html', title='Sign In', form=form)
@auth_bp.route('/logout')
@login_required
def logout():
logout_user()
flash('You have been logged out', 'info')
return redirect(url_for('auth.login'))
@auth_bp.route('/register', methods=['GET', 'POST'])
def register():
if current_user.is_authenticated:
return redirect(url_for('dashboard.index'))
form = RegistrationForm()
if form.validate_on_submit():
user = User(username=form.username.data)
user.set_password(form.password.data)
db.session.add(user)
db.session.commit()
flash('Registration successful! You can now log in.', 'success')
return redirect(url_for('auth.login'))
return render_template('auth/register.html', title='Register', form=form)
@auth_bp.route('/update_profile', methods=['POST'])
@login_required
def update_profile():
"""Update user profile information"""
username = request.form.get('username')
if not username or username.strip() == '':
flash('Username cannot be empty', 'error')
return redirect(url_for('auth.profile'))
# Check if username is already taken by another user
existing_user = User.query.filter(User.username == username, User.id != current_user.id).first()
if existing_user:
flash('Username is already taken', 'error')
return redirect(url_for('auth.profile'))
# Update username
current_user.username = username
db.session.commit()
flash('Profile updated successfully', 'success')
return redirect(url_for('auth.profile'))
@auth_bp.route('/change_password', methods=['POST'])
@login_required
def change_password():
"""Change user password"""
current_password = request.form.get('current_password')
new_password = request.form.get('new_password')
confirm_password = request.form.get('confirm_password')
# Validate input
if not all([current_password, new_password, confirm_password]):
flash('All fields are required', 'error')
return redirect(url_for('auth.profile'))
if new_password != confirm_password:
flash('New passwords do not match', 'error')
return redirect(url_for('auth.profile'))
# Check current password
if not current_user.check_password(current_password):
flash('Current password is incorrect', 'error')
return redirect(url_for('auth.profile'))
# Set new password
current_user.set_password(new_password)
db.session.commit()
flash('Password changed successfully', 'success')
return redirect(url_for('auth.profile'))
@auth_bp.route('/update_preferences', methods=['POST'])
@login_required
def update_preferences():
"""Update user preferences like theme"""
theme_preference = request.form.get('theme_preference', 'system')
# Store in session for now, but could be added to user model
session['theme_preference'] = theme_preference
flash('Preferences updated successfully', 'success')
return redirect(url_for('auth.profile'))
@auth_bp.route('/profile')
@login_required
def profile():
# Get theme preference from session or default to system
theme_preference = session.get('theme_preference', 'system')
return render_template('auth/profile.html',
title='User Profile',
theme_preference=theme_preference)