Fix corrupting pdf background when saving

When opening a xournal with pdf background and saving it again, the pdf got corrupted.
xournalpp · Oct 16, 2022 · 4b23e88 · 4b23e88
1 parent 0dce580
commit 4b23e88
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/control/xojfile/SaveHandler.cpp b/src/control/xojfile/SaveHandler.cpp
@@ -1,6 +1,7 @@
 #include "SaveHandler.h"
 
 #include <cinttypes>
+#include <filesystem>  // for exists
 
 #include <config.h>
 
@@ -233,7 +234,9 @@ void SaveHandler::visitPage(XmlNode* root, PageRef p, Document* doc, int id) {
                 background->setAttrib("filename", "bg.pdf");
 
                 GError* error = nullptr;
-                doc->getPdfDocument().save(filepath, &error);
+                if (!exists(filepath)) {
+                    doc->getPdfDocument().save(filepath, &error);
+                }
 
                 if (error) {
                     if (!this->errorMessage.empty()) {