Use legacy PDF worker for lower Safari versions

package.json

@@ -1,6 +1,6 @@
 {
   "name": "openreader-webui",
-  "version": "0.2.4",
+  "version": "0.2.4-patch.1",
   "private": true,
   "scripts": {
     "dev": "next dev --turbopack -p 3003",
@@ -16,19 +16,19 @@
     "compromise": "^14.14.4",
     "howler": "^2.2.4",
     "lru-cache": "^11.0.2",
-    "next": "15.1.5",
+    "next": "15.2.1",
-    "openai": "^4.79.1",
+    "openai": "^4.86.1",
     "pdfjs-dist": "4.8.69",
     "react": "^19.0.0",
     "react-dnd": "^16.0.1",
     "react-dnd-html5-backend": "^16.0.1",
     "react-dom": "^19.0.0",
-    "react-dropzone": "^14.3.5",
+    "react-dropzone": "^14.3.8",
-    "react-hot-toast": "^2.5.1",
+    "react-hot-toast": "^2.5.2",
     "react-pdf": "^9.2.1",
     "react-reader": "^2.0.12",
     "string-similarity": "^4.0.4",
-    "uuid": "^11.0.5"
+    "uuid": "^11.1.0"
   },
   "devDependencies": {
     "@eslint/eslintrc": "^3",

scripts/setup-pdf-worker.js

@@ -5,10 +5,13 @@ import { createRequire } from 'module';
 const require = createRequire(import.meta.url);
 const pdfjsDistPath = path.dirname(require.resolve('pdfjs-dist/package.json'));
 const pdfWorkerPath = path.join(pdfjsDistPath, 'build', 'pdf.worker.mjs');
+const pdfLegacyWorkerPath = path.join(pdfjsDistPath, 'legacy', 'build', 'pdf.worker.mjs');
 
 // Create public directory if it doesn't exist
 if (!fs.existsSync('./public')) {
     fs.mkdirSync('./public', { recursive: true });
 }
 
+// Copy both modern and legacy workers
 fs.cpSync(pdfWorkerPath, './public/pdf.worker.mjs', { recursive: true });
+fs.cpSync(pdfLegacyWorkerPath, './public/pdf.legacy.worker.mjs', { recursive: true });

src/utils/pdf.ts

@@ -4,9 +4,46 @@ import stringSimilarity from 'string-similarity';
 import type { TextItem } from 'pdfjs-dist/types/src/display/api';
 import type { PDFDocumentProxy } from 'pdfjs-dist';
 
-// Set worker from public directory and compatibility mode
+// Function to detect if we need to use legacy build
-pdfjs.GlobalWorkerOptions.workerSrc = '/pdf.worker.mjs';
+function shouldUseLegacyBuild() {
-pdfjs.GlobalWorkerOptions.workerPort = null;
+  try {
+    if (typeof window === 'undefined') return false;
+    
+    const ua = window.navigator.userAgent;
+    const isSafari = /^((?!chrome|android).)*safari/i.test(ua);
+    
+    console.log(isSafari ? 'Running on Safari' : 'Not running on Safari');
+    if (!isSafari) return false;
+    
+    // Extract Safari version - matches "Version/18" format
+    const match = ua.match(/Version\/(\d+)/i);
+    console.log('Safari version:', match);
+    if (!match || !match[1]) return true; // If we can't determine version, use legacy to be safe
+    
+    const version = parseInt(match[1]);
+    return version < 18; // Use legacy build for Safari versions equal or below 18
+  } catch (e) {
+    console.error('Error detecting Safari version:', e);
+    return false;
+  }
+}
+
+// Initialize PDF.js worker
+function initPDFWorker() {
+  try {
+    if (typeof window !== 'undefined') {
+      const useLegacy = shouldUseLegacyBuild();
+      const workerSrc = useLegacy ? '/pdf.legacy.worker.mjs' : '/pdf.worker.mjs';
+      console.log('Setting PDF worker to:', workerSrc);
+      pdfjs.GlobalWorkerOptions.workerSrc = workerSrc;
+    }
+  } catch (e) {
+    console.error('Error setting PDF worker:', e);
+  }
+}
+
+// Initialize the worker
+initPDFWorker();
 
 interface TextMatch {
   elements: HTMLElement[];
@@ -22,6 +59,9 @@ export async function extractTextFromPDF(
   margins = { header: 0.07, footer: 0.07, left: 0.07, right: 0.07 }
 ): Promise<string> {
   try {
+    // Log pdf worker version
+    //console.log('PDF worker version:', pdfjs.GlobalWorkerOptions.workerSrc);
+
     const page = await pdf.getPage(pageNumber);
     const textContent = await page.getTextContent();
     
@@ -61,7 +101,7 @@ export async function extractTextFromPDF(
       return item.str.trim().length > 0;
     });
 
-    console.log('Filtered text items:', textItems);
+    //console.log('Filtered text items:', textItems);
 
     const tolerance = 2;
     const lines: TextItem[][] = [];