Initial commit - LEGO Instructions Manager v1.5.0

app/routes/auth.py

@@ -0,0 +1,102 @@
+from flask import Blueprint, render_template, redirect, url_for, flash, request
+from flask_login import login_user, logout_user, login_required, current_user
+from app import db
+from app.models.user import User
+
+auth_bp = Blueprint('auth', __name__, url_prefix='/auth')
+
+
+@auth_bp.route('/register', methods=['GET', 'POST'])
+def register():
+    """User registration."""
+    if current_user.is_authenticated:
+        return redirect(url_for('main.index'))
+    
+    if request.method == 'POST':
+        username = request.form.get('username')
+        email = request.form.get('email')
+        password = request.form.get('password')
+        confirm_password = request.form.get('confirm_password')
+        
+        # Validation
+        if not all([username, email, password, confirm_password]):
+            flash('All fields are required.', 'danger')
+            return render_template('auth/register.html')
+        
+        if password != confirm_password:
+            flash('Passwords do not match.', 'danger')
+            return render_template('auth/register.html')
+        
+        if len(password) < 6:
+            flash('Password must be at least 6 characters long.', 'danger')
+            return render_template('auth/register.html')
+        
+        # Check if user already exists
+        if User.query.filter_by(username=username).first():
+            flash('Username already exists.', 'danger')
+            return render_template('auth/register.html')
+        
+        if User.query.filter_by(email=email).first():
+            flash('Email already registered.', 'danger')
+            return render_template('auth/register.html')
+        
+        # Create new user
+        user = User(username=username, email=email)
+        user.set_password(password)
+        
+        db.session.add(user)
+        db.session.commit()
+        
+        flash('Registration successful! Please log in.', 'success')
+        return redirect(url_for('auth.login'))
+    
+    return render_template('auth/register.html')
+
+
+@auth_bp.route('/login', methods=['GET', 'POST'])
+def login():
+    """User login."""
+    if current_user.is_authenticated:
+        return redirect(url_for('main.index'))
+    
+    if request.method == 'POST':
+        username = request.form.get('username')
+        password = request.form.get('password')
+        remember = request.form.get('remember', False)
+        
+        if not username or not password:
+            flash('Please provide both username and password.', 'danger')
+            return render_template('auth/login.html')
+        
+        user = User.query.filter_by(username=username).first()
+        
+        if user and user.check_password(password):
+            login_user(user, remember=bool(remember))
+            next_page = request.args.get('next')
+            flash(f'Welcome back, {user.username}!', 'success')
+            return redirect(next_page) if next_page else redirect(url_for('main.index'))
+        else:
+            flash('Invalid username or password.', 'danger')
+    
+    return render_template('auth/login.html')
+
+
+@auth_bp.route('/logout')
+@login_required
+def logout():
+    """User logout."""
+    logout_user()
+    flash('You have been logged out.', 'info')
+    return redirect(url_for('auth.login'))
+
+
+@auth_bp.route('/profile')
+@login_required
+def profile():
+    """User profile page."""
+    set_count = current_user.sets.count()
+    instruction_count = current_user.instructions.count()
+    
+    return render_template('auth/profile.html',
+                         set_count=set_count,
+                         instruction_count=instruction_count)