chore: inform uploader of zip uploads with no valid files

Signed-off-by: Alexander Alemayhu <[email protected]>

package.json

@@ -58,8 +58,8 @@
     "morgan": "^1.10.0",
     "multer": "^1.4.4-lts.1",
     "pg": "^8.11.3",
-    "react": "^18.2.0",
-    "react-dom": "^19.0.0",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1",
     "showdown": "^2.1.0",
     "stripe": "^16.8.0",
     "xlsx": "^0.18.5"

src/lib/storage/checks.ts

@@ -60,3 +60,8 @@ export const isImageFile = (name: string) =>
     name.toLowerCase().endsWith('.svg'));
 
 export const isXLSXFile = (fileName: string) => /.xlsx$/i.test(fileName);
+
+export const isHiddenFileOrDirectory = (fileName: string) =>
+  fileName.startsWith('.') ||
+  fileName.endsWith('/') ||
+  fileName.startsWith('__MACOSX');

src/lib/zip/zip.tsx

@@ -3,6 +3,7 @@ import { Body } from 'aws-sdk/clients/s3';
 import { renderToStaticMarkup } from 'react-dom/server';
 import { getUploadLimits } from '../misc/getUploadLimits';
 import {
+  isHiddenFileOrDirectory,
   isHTMLFile,
   isImageFile,
   isMarkdownFile,
@@ -62,14 +63,26 @@ class ZipHandler {
 
     try {
       const loadedZip = unzipSync(zipData, {
-        filter: (file) => !file.name.endsWith('/'),
+        filter: (file) => !isHiddenFileOrDirectory(file.name),
       });
 
+      let noSuffixCount = 0;
+      const totalFiles = Object.keys(loadedZip).length;
+
       for (const name in loadedZip) {
         const file = loadedZip[name];
+        if (!name.includes('.')) {
+          noSuffixCount++;
+        }
         await this.handleFile(name, file, paying, settings);
       }
 
+      if (noSuffixCount === totalFiles) {
+        throw new Error(
+          'The zip file contains only files with no suffix. Supported file types are: .zip, .html, .csv, .md, .pdf, .ppt, and .pptx.'
+        );
+      }
+
       this.addCombinedHTMLToFiles(paying, settings);
     } catch (error: unknown) {
       await this.handleZipError(error, zipData, paying);