From 255497837ba65cf9cb76b40a24a67193f5e2a047 Mon Sep 17 00:00:00 2001
From: Joey Yakimowich-Payne <jyapayne@pm.me>
Date: Fri, 23 Jan 2026 15:04:49 -0700
Subject: [PATCH] Fix stuff

---
 docker-compose.prod.yml               |  2 ++
 docker-compose.yml                    |  2 ++
 server/src/services/documentParser.ts | 23 +++++++++++++++-----
 server/src/types/legacy-office.d.ts   | 31 ---------------------------
 4 files changed, 22 insertions(+), 36 deletions(-)

diff --git a/docker-compose.prod.yml b/docker-compose.prod.yml
index a56ad90..6fb48aa 100644
--- a/docker-compose.prod.yml
+++ b/docker-compose.prod.yml
@@ -107,6 +107,8 @@ services:
       STRIPE_PRICE_ID_YEARLY: ${STRIPE_PRICE_ID_YEARLY:-}
     volumes:
       - kaboot-data:/data
+    tmpfs:
+      - /tmp:size=100M
     networks:
       - kaboot-network
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 0d97add..1a9e809 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -120,6 +120,8 @@ services:
       GEMINI_API_KEY: ${GEMINI_API_KEY:-}
     volumes:
       - ./data:/data
+    tmpfs:
+      - /tmp:size=100M
     ports:
       - "${KABOOT_BACKEND_PORT:-3001}:3001"
     depends_on:
diff --git a/server/src/services/documentParser.ts b/server/src/services/documentParser.ts
index a99f6ab..5cfc628 100644
--- a/server/src/services/documentParser.ts
+++ b/server/src/services/documentParser.ts
@@ -2,7 +2,10 @@ import officeParser from 'officeparser';
 import WordExtractor from 'word-extractor';
 import * as XLSX from 'xlsx';
 import PPT from 'ppt';
-import CFB from 'cfb';
+import { writeFileSync, unlinkSync } from 'fs';
+import { tmpdir } from 'os';
+import { join } from 'path';
+import { randomUUID } from 'crypto';
 
 export const GEMINI_NATIVE_TYPES = [
   'application/pdf',
@@ -197,10 +200,20 @@ function extractWithSheetJS(buffer: Buffer): string {
 }
 
 function extractWithSheetJSPPT(buffer: Buffer): string {
-  const cfb = CFB.read(buffer, { type: 'buffer' });
-  const pres = PPT.parse_pptcfb(cfb);
-  const textArray = PPT.utils.to_text(pres);
-  return textArray.join('\n\n');
+  // PPT library requires file path due to CFB API compatibility issues
+  const tempPath = join(tmpdir(), `ppt-${randomUUID()}.ppt`);
+  try {
+    writeFileSync(tempPath, buffer);
+    const pres = PPT.readFile(tempPath);
+    const textArray = PPT.utils.to_text(pres);
+    return textArray.join('\n\n');
+  } finally {
+    try {
+      unlinkSync(tempPath);
+    } catch {
+      // Ignore cleanup errors
+    }
+  }
 }
 
 export async function processDocument(
diff --git a/server/src/types/legacy-office.d.ts b/server/src/types/legacy-office.d.ts
index 16d6c00..e00074f 100644
--- a/server/src/types/legacy-office.d.ts
+++ b/server/src/types/legacy-office.d.ts
@@ -23,40 +23,9 @@ declare module 'ppt' {
   interface PPTModule {
     version: string;
     readFile(filename: string, opts?: { WTF?: number; dump?: number }): PPTPresentation;
-    parse_pptcfb(cfb: CFBContainer, opts?: object): PPTPresentation;
     utils: PPTUtils;
   }
 
   const PPT: PPTModule;
   export default PPT;
 }
-
-declare module 'cfb' {
-  interface CFBEntry {
-    name: string;
-    type: number;
-    content?: Buffer;
-  }
-
-  interface CFBContainer {
-    FileIndex: CFBEntry[];
-    FullPaths: string[];
-  }
-
-  interface ReadOptions {
-    type?: 'file' | 'buffer' | 'base64' | 'binary' | 'array';
-  }
-
-  interface CFBModule {
-    read(data: Buffer | string | ArrayBuffer, opts?: ReadOptions): CFBContainer;
-    parse(data: Buffer | number[]): CFBContainer;
-  }
-
-  const CFB: CFBModule;
-  export default CFB;
-}
-
-// Re-export for global use
-declare global {
-  type CFBContainer = import('cfb').CFBContainer;
-}