fix: show hero image in thumbnail grid on hero gallery layout

backend/src/middleware/auth-enhanced-v2.js

@@ -0,0 +1,166 @@
+const jwt = require('jsonwebtoken');
+const { db } = require('../database/db');
+const { isTokenRevoked } = require('../utils/tokenRevocation');
+const logger = require('../utils/logger');
+
+/**
+ * Enhanced admin authentication middleware with revocation checking
+ */
+async function adminAuth(req, res, next) {
+  try {
+    const token = req.headers.authorization?.split(' ')[1];
+    if (!token) {
+      return res.status(401).json({ error: 'No token provided' });
+    }
+    
+    let decoded;
+    try {
+      decoded = jwt.verify(token, process.env.JWT_SECRET, {
+        issuer: 'picpeak-auth',
+        complete: true
+      });
+      decoded = decoded.payload;
+    } catch (err) {
+      if (err.name === 'TokenExpiredError') {
+        return res.status(401).json({ error: 'Token expired', code: 'TOKEN_EXPIRED' });
+      }
+      return res.status(401).json({ error: 'Invalid token' });
+    }
+    
+    // Check if token is revoked
+    if (await isTokenRevoked(decoded)) {
+      logger.warn('Revoked token used', {
+        userId: decoded.id,
+        tokenType: decoded.type
+      });
+      return res.status(401).json({ error: 'Token has been revoked', code: 'TOKEN_REVOKED' });
+    }
+    
+    // Verify token type
+    if (decoded.type !== 'admin') {
+      logger.warn('Non-admin token used for admin endpoint', { 
+        userId: decoded.id,
+        tokenType: decoded.type 
+      });
+      return res.status(403).json({ error: 'Insufficient permissions' });
+    }
+    
+    // IP validation (optional - can be strict or just log)
+    const currentIp = req.ip || req.connection.remoteAddress;
+    if (decoded.ip && decoded.ip !== currentIp) {
+      logger.warn('Token used from different IP', {
+        userId: decoded.id,
+        tokenIp: decoded.ip,
+        currentIp: currentIp
+      });
+    }
+    
+    // Check if admin still exists and is active
+    const admin = await db('admin_users')
+      .where({ id: decoded.id, is_active: true })
+      .first();
+    
+    if (!admin) {
+      return res.status(401).json({ error: 'Invalid token' });
+    }
+    
+    // Check if password was changed after token was issued
+    if (admin.password_changed_at) {
+      const passwordChangedTime = new Date(admin.password_changed_at).getTime() / 1000;
+      if (decoded.iat < passwordChangedTime) {
+        logger.warn('Token used after password change', { userId: decoded.id });
+        return res.status(401).json({ 
+          error: 'Token invalid due to password change',
+          code: 'PASSWORD_CHANGED'
+        });
+      }
+    }
+    
+    // Add user info to request
+    req.admin = {
+      id: admin.id,
+      username: admin.username,
+      email: admin.email
+    };
+    req.token = token; // Store token for potential revocation
+    
+    next();
+  } catch (error) {
+    logger.error('Auth middleware error:', error);
+    res.status(401).json({ error: 'Authentication failed' });
+  }
+}
+
+/**
+ * Enhanced gallery authentication middleware with revocation checking
+ */
+async function galleryAuth(req, res, next) {
+  try {
+    const token = req.headers.authorization?.split(' ')[1];
+    if (!token) {
+      return res.status(401).json({ error: 'No token provided' });
+    }
+    
+    let decoded;
+    try {
+      decoded = jwt.verify(token, process.env.JWT_SECRET, {
+        issuer: 'picpeak-auth',
+        complete: true
+      });
+      decoded = decoded.payload;
+    } catch (err) {
+      if (err.name === 'TokenExpiredError') {
+        return res.status(401).json({ error: 'Session expired', code: 'TOKEN_EXPIRED' });
+      }
+      return res.status(401).json({ error: 'Invalid session' });
+    }
+    
+    // Check if token is revoked
+    if (await isTokenRevoked(decoded)) {
+      return res.status(401).json({ error: 'Session has been invalidated', code: 'TOKEN_REVOKED' });
+    }
+    
+    // Verify token type
+    if (decoded.type !== 'gallery') {
+      return res.status(403).json({ error: 'Invalid access token' });
+    }
+    
+    // Check if event still exists and is active
+    const event = await db('events')
+      .where({ 
+        id: decoded.eventId, 
+        is_active: true, 
+        is_archived: false 
+      })
+      .first();
+    
+    if (!event) {
+      return res.status(404).json({ error: 'Gallery not found or expired' });
+    }
+    
+    // Check if gallery has expired
+    if (new Date(event.expires_at) < new Date()) {
+      return res.status(410).json({ 
+        error: 'Gallery has expired',
+        code: 'GALLERY_EXPIRED'
+      });
+    }
+    
+    // Add event info to request
+    req.event = event;
+    req.galleryToken = decoded;
+    req.token = token;
+    
+    next();
+  } catch (error) {
+    logger.error('Gallery auth middleware error:', error);
+    res.status(401).json({ error: 'Authentication failed' });
+  }
+}
+
+// Export other middleware functions from original file...
+module.exports = { 
+  adminAuth, 
+  galleryAuth,
+  // ... other exports
+};