From a6196434b3003a41e6d1f6fe132bbba0a42bcf7c Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Wed, 9 Jul 2025 12:15:24 -0400
Subject: fixed landscape pdf loading.  fixed crash when uploading a password
 protected pdf.

---
 src/client/views/pdf/PDFViewer.tsx | 14 +++-----------
 src/server/DashUploadUtils.ts      | 10 +++++-----
 2 files changed, 8 insertions(+), 16 deletions(-)

diff --git a/src/client/views/pdf/PDFViewer.tsx b/src/client/views/pdf/PDFViewer.tsx
index bb4485712..c293750e1 100644
--- a/src/client/views/pdf/PDFViewer.tsx
+++ b/src/client/views/pdf/PDFViewer.tsx
@@ -151,25 +151,17 @@ export class PDFViewer extends ObservableReactComponent<IViewerProps> {
     };
 
     @computed get _scrollHeight() {
-        return this._pageSizes.reduce((size, page) => size + page.height, 0);
+        return this._pageSizes.reduce((size, page) => size + page.height, 0) / window.devicePixelRatio;
     }
 
     initialLoad = () => {
-        const page0or180 = (page: { rotate: number }) => page.rotate === 0 || page.rotate === 180;
         if (this._pageSizes.length === 0) {
             const devicePixelRatio = window.devicePixelRatio;
             document.documentElement?.style.setProperty('--devicePixelRatio', window.devicePixelRatio.toString()); // set so that css can use this to adjust various PDFJs divs
-            Promise.all(
-                numberRange(this._props.pdf.numPages).map(i =>
-                    this._props.pdf.getPage(i + 1).then(page => ({
-                        width: (page.view[page0or180(page) ? 2 : 3] - page.view[page0or180(page) ? 0 : 1]) * devicePixelRatio,
-                        height: (page.view[page0or180(page) ? 3 : 2] - page.view[page0or180(page) ? 1 : 0]) * devicePixelRatio,
-                    }))
-                )
-            ).then(
+            Promise.all(numberRange(this._props.pdf.numPages).map(i => this._props.pdf.getPage(i + 1).then(page => page.getViewport({ scale: devicePixelRatio })))).then(
                 action(pages => {
                     this._pageSizes = pages;
-                    this._props.loaded(pages.lastElement(), this._props.pdf.numPages);
+                    this._props.loaded(pages[0], this._props.pdf.numPages);
                     this.createPdfViewer();
                 })
             );
diff --git a/src/server/DashUploadUtils.ts b/src/server/DashUploadUtils.ts
index f76371b0d..846a5fc82 100644
--- a/src/server/DashUploadUtils.ts
+++ b/src/server/DashUploadUtils.ts
@@ -16,14 +16,14 @@ import { basename } from 'path';
 import * as parse from 'pdf-parse';
 import * as request from 'request-promise';
 import { Duplex, Stream } from 'stream';
+import { Worker, isMainThread, parentPort } from 'worker_threads';
 import { Utils } from '../Utils';
+import requestImageSize from '../client/util/request-image-size';
 import { createIfNotExists } from './ActionUtilities';
 import { AzureManager } from './ApiManagers/AzureManager';
 import { AcceptableMedia, Upload } from './SharedMediaTypes';
 import { Directory, clientPathToFile, filesDirectory, pathToDirectory, publicDirectory, serverPathToFile } from './SocketData';
 import { resolvedServerUrl } from './server_Initialization';
-import { Worker, isMainThread, parentPort } from 'worker_threads';
-import requestImageSize from '../client/util/request-image-size';
 
 // Create an array to store worker threads
 enum workertasks {
@@ -537,14 +537,14 @@ export namespace DashUploadUtils {
         }
         const dataBuffer = readFileSync(file.filepath);
         const result: parse.Result = await parse(dataBuffer).catch(e => e);
-        if (result) {
+        if (result?.text) {
             await new Promise<void>((resolve, reject) => {
                 const writeStream = createWriteStream(serverPathToFile(Directory.text, textFilename));
-                writeStream.write(result?.text, error => (error ? reject(error) : resolve()));
+                writeStream.write(result?.text ?? '', error => (error ? reject(error) : resolve()));
             });
             return MoveParsedFile(file, Directory.pdfs, undefined, result?.text, undefined, fileKey);
         }
-        return { source: file, result: { name: 'faile pdf pupload', message: `Could not upload (${file.originalFilename}).${result}` } };
+        return { source: file, result: { name: 'failed pdf upload', message: `Could not upload (${file.originalFilename}) ${result}` } };
     }
 
     async function UploadCsv(file: File) {
-- 
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