Files
picpeak/backend/src/middleware/gallery.js
T

126 lines
4.4 KiB
JavaScript

const jwt = require('jsonwebtoken');
const { db, withRetry } = require('../database/db');
const { formatBoolean } = require('../utils/dbCompat');
const { getGalleryTokenFromRequest } = require('../utils/tokenUtils');
const logger = require('../utils/logger');
// Middleware to verify gallery access
async function verifyGalleryAccess(req, res, next) {
try {
const requestedSlug = req.params.slug || req.requestedSlug;
const token = getGalleryTokenFromRequest(req, requestedSlug);
let event;
if (!token) {
if (!requestedSlug) {
return res.status(401).json({ error: 'No token provided' });
}
event = await withRetry(async () => {
return await db('events')
.where({
slug: requestedSlug,
is_active: formatBoolean(true),
is_archived: formatBoolean(false)
})
.select('*')
.first();
});
if (!event) {
return res.status(404).json({ error: 'Gallery not found or expired' });
}
const requiresPassword = !(event.require_password === false || event.require_password === 0 || event.require_password === '0');
if (!requiresPassword) {
req.event = event;
req.sessionID = `gallery_public_${event.id}_${Date.now()}`;
req.clientInfo = {
ip: req.ip || req.connection.remoteAddress || 'unknown',
userAgent: req.get('User-Agent') || 'unknown',
fingerprint: `${req.ip}-${req.get('User-Agent')}`.substring(0, 32),
timestamp: Date.now()
};
return next();
}
return res.status(401).json({ error: 'No token provided' });
}
// Try to verify with issuer first, fallback to no issuer for backward compatibility
let decoded;
try {
decoded = jwt.verify(token, process.env.JWT_SECRET, {
issuer: 'picpeak-auth'
});
} catch (error) {
// If verification fails with issuer, try without issuer (backward compatibility)
if (error.name === 'JsonWebTokenError' && error.message.includes('jwt issuer invalid')) {
decoded = jwt.verify(token, process.env.JWT_SECRET);
} else {
throw error;
}
}
logger.debug('[verifyGalleryAccess] Token decoded successfully', { eventId: decoded.eventId, slug: requestedSlug });
// If we have a slug in the URL params or from pre-middleware, verify it matches
if (requestedSlug) {
// Verify by slug and ensure it matches the token's event
event = await withRetry(async () => {
return await db('events')
.where({
slug: requestedSlug,
is_active: formatBoolean(true),
is_archived: formatBoolean(false)
})
.select('*')
.first();
});
// Verify the token's eventId matches
if (event && event.id !== decoded.eventId) {
return res.status(403).json({ error: 'Token does not match requested gallery' });
}
} else {
// Fallback to using eventId from token
event = await withRetry(async () => {
return await db('events')
.where({
id: decoded.eventId,
is_active: formatBoolean(true),
is_archived: formatBoolean(false)
})
.select('*')
.first();
});
}
if (!event) {
logger.warn('[verifyGalleryAccess] Event not found for slug', { slug: requestedSlug || 'no-slug', tokenEventId: decoded.eventId });
return res.status(404).json({ error: 'Gallery not found or expired' });
}
logger.debug('[verifyGalleryAccess] Event located', { eventId: event.id, slug: event.slug });
req.event = event;
req.sessionID = decoded.sessionId || `gallery_${event.id}_${Date.now()}`;
// Create client info for logging (similar to secureImageMiddleware but simpler)
req.clientInfo = {
ip: req.ip || req.connection.remoteAddress || 'unknown',
userAgent: req.get('User-Agent') || 'unknown',
fingerprint: `${req.ip}-${req.get('User-Agent')}`.substring(0, 32), // Limit to 32 chars for DB column
timestamp: Date.now()
};
logger.debug('[verifyGalleryAccess] Access granted', { eventId: event.id, slug: event.slug });
next();
} catch (error) {
logger.error('Error verifying gallery access', { error: error.message, stack: error.stack });
res.status(401).json({ error: 'Invalid token' });
}
}
module.exports = {
verifyGalleryAccess
};