From 17b598b03334a01fbb95814ca64214f97f1b969f Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Wed, 25 Oct 2023 09:48:13 +0800
Subject: [PATCH] :art: PDF files larger than 64MB are not included in asset
 file content searching https://github.com/siyuan-note/siyuan/issues/9500

---
 kernel/model/asset_content.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/kernel/model/asset_content.go b/kernel/model/asset_content.go
index b1b931545..cfd356e02 100644
--- a/kernel/model/asset_content.go
+++ b/kernel/model/asset_content.go
@@ -480,6 +480,7 @@ func NewAssetsSearcher() *AssetsSearcher {
 const (
 	TxtAssetContentMaxSize = 1024 * 1024 * 4
 	PDFAssetContentMaxPage = 1024
+	PDFAssetContentMaxSize = 1024 * 1024 * 64
 )
 
 type AssetParseResult struct {
@@ -828,6 +829,12 @@ func (parser *PdfAssetParser) Parse(absPath string) (ret *AssetParseResult) {
 		return
 	}
 
+	if PDFAssetContentMaxSize < len(pdfData) {
+		// PDF files larger than 64MB are not included in asset file content searching https://github.com/siyuan-note/siyuan/issues/9500
+		logging.LogWarnf("ignore large PDF asset [%s] with [%s]", absPath, humanize.Bytes(uint64(len(pdfData))))
+		return
+	}
+
 	// next setup worker pool for processing PDF pages
 	pages := make(chan *pdfPage, pc.PageCount)
 	results := make(chan *pdfTextResult, pc.PageCount)