Fix: Unable to open E2EE PDFs (#5775)

RocketChat · Jul 11, 2024 · 6982fd2 · 6982fd2
1 parent b1df2af
commit 6982fd2
Showing 1 changed file with 9 additions and 5 deletions.
diff --git a/app/lib/methods/helpers/fileDownload.ts b/app/lib/methods/helpers/fileDownload.ts
@@ -24,13 +24,17 @@ export const fileDownload = async (url: string, attachment?: IAttachment, fileNa
 
 export const fileDownloadAndPreview = async (url: string, attachment: IAttachment, messageId: string): Promise<void> => {
 	try {
-		const file = await fileDownload(url, attachment);
+		let file = url;
+		// If url starts with file://, we assume it's a local file and we don't download/decrypt it
+		if (!file.startsWith('file://')) {
+			file = await fileDownload(file, attachment);
 
-		if (attachment.encryption) {
-			if (!attachment.hashes?.sha256) {
-				throw new Error('Missing checksum');
+			if (attachment.encryption) {
+				if (!attachment.hashes?.sha256) {
+					throw new Error('Missing checksum');
+				}
+				await Encryption.addFileToDecryptFileQueue(messageId, file, attachment.encryption, attachment.hashes?.sha256);
 			}
-			await Encryption.addFileToDecryptFileQueue(messageId, file, attachment.encryption, attachment.hashes?.sha256);
 		}
 
 		await FileViewer.open(file, {