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seb
2026-09-20 09:21:29 +02:00
parent 8a6f724ec5
commit 67b3f8b6bf
2 changed files with 5 additions and 2 deletions
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2
src/store/delivery/attachments.js
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@@ -152,7 +152,7 @@ export async function insertAttachments(pool, tx, sql, manifestId, files) {
// Generate thumbnail server-side (e.g. pdftocairo + sharp for PDF) // Generate thumbnail server-side (e.g. pdftocairo + sharp for PDF)
const { thumbavif, thumbx, thumby } = await generateDocumentThumb(a.content, a.mimetype, { filename: a.name }); const { thumbavif, thumbx, thumby } = await generateDocumentThumb(a.content, a.mimetype, { filename: a.name });
const fileRes = await request(pool, tx) const fileRes = await request(pool, tx)
.input('hash', a.hash) .input('hash', a.hash)
.input('mimetype', a.mimetype) .input('mimetype', a.mimetype)

5
src/util/generateDocumentThumb.js
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@@ -9,7 +9,10 @@ const THUMB_MAX = 200;
* @returns {Promise<Buffer>} * @returns {Promise<Buffer>}
*/ */
async function renderPdfPageToPng(pdfBuffer) { async function renderPdfPageToPng(pdfBuffer) {
const images = await pdfToPng(pdfBuffer, { dpi: 150, singleFile: true }); // The WASM converter may transfer (and detach) its input ArrayBuffer. Give it
// an isolated copy so the upload buffer remains usable by SQL and logging.
const pdfBytes = new Uint8Array(pdfBuffer);
const images = await pdfToPng(pdfBytes, { dpi: 150, singleFile: true });
if (!images || images.length === 0 || !images[0].data) { if (!images || images.length === 0 || !images[0].data) {
throw new Error('pdfconvert-wasm produced no image output'); throw new Error('pdfconvert-wasm produced no image output');
} }