109 lines
3.4 KiB
JavaScript
109 lines
3.4 KiB
JavaScript
import fs from 'fs/promises'
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import path from 'path'
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import { getUserFromToken, verifyToken } from '../../utils/auth.js'
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// Handle both dev and production paths
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// nosemgrep: javascript.lang.security.audit.path-traversal.path-join-resolve-traversal.path-join-resolve-traversal
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// filename is always a hardcoded constant (e.g., 'galerie-metadata.json'), never user input
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const getDataPath = (filename) => {
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const cwd = process.cwd()
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if (cwd.endsWith('.output')) {
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// nosemgrep: javascript.lang.security.audit.path-traversal.path-join-resolve-traversal.path-join-resolve-traversal
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return path.join(cwd, '../server/data', filename)
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}
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// nosemgrep: javascript.lang.security.audit.path-traversal.path-join-resolve-traversal.path-join-resolve-traversal
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return path.join(cwd, 'server/data', filename)
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}
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const GALERIE_METADATA = getDataPath('galerie-metadata.json')
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async function readGalerieMetadata() {
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try {
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const data = await fs.readFile(GALERIE_METADATA, 'utf-8')
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return JSON.parse(data)
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} catch (error) {
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if (error.code === 'ENOENT') {
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return []
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}
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throw error
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}
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}
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export default defineEventHandler(async (event) => {
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try {
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// Prüfe ob Benutzer eingeloggt ist
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let isLoggedIn = false
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const token = getCookie(event, 'auth_token') || getHeader(event, 'authorization')?.replace('Bearer ', '')
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if (token) {
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const decoded = verifyToken(token)
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if (decoded) {
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const user = await getUserFromToken(token)
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if (user && user.active) {
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isLoggedIn = true
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}
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}
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}
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let metadata = []
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try {
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metadata = await readGalerieMetadata()
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if (!Array.isArray(metadata)) {
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console.warn('Galerie-Metadaten haben unerwartetes Format, verwende leere Liste')
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metadata = []
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}
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} catch (e) {
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console.error('Fehler beim Lesen der Galerie-Metadaten, liefere leeres Ergebnis:', e.message)
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metadata = []
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}
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// Filtere Bilder basierend auf Sichtbarkeit
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const visibleImages = metadata.filter(image => {
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// Defensive checks
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if (!image || typeof image !== 'object') return false
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if (image.isPublic) return true
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return isLoggedIn
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})
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// Sortiere nach Upload-Datum (neueste zuerst) - defensive
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visibleImages.sort((a, b) => {
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const ta = new Date(a.uploadedAt || 0).getTime()
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const tb = new Date(b.uploadedAt || 0).getTime()
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return tb - ta
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})
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// Pagination (defensive defaults)
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const page = Math.max(1, parseInt(getQuery(event).page) || 1)
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const perPage = Math.max(1, parseInt(getQuery(event).perPage) || 10)
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const start = (page - 1) * perPage
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const paginatedImages = visibleImages.slice(start, start + perPage)
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// Konsistente Rückgabeform
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return {
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success: true,
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images: paginatedImages.map(img => ({
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id: img.id || img.filename || null,
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title: img.title || '',
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description: img.description || '',
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isPublic: !!img.isPublic,
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uploadedAt: img.uploadedAt || null,
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previewFilename: img.previewFilename || null
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})),
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pagination: {
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page,
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perPage,
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total: visibleImages.length,
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totalPages: Math.ceil(visibleImages.length / perPage)
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}
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}
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} catch (error) {
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console.error('Fehler beim Laden der Galerie:', error)
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throw createError({
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statusCode: 500,
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statusMessage: 'Fehler beim Laden der Galerie'
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})
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}
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})
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