From 583aec98f07defd7f6090d58cd54d59c2e197632 Mon Sep 17 00:00:00 2001
From: Witold Filipczyk <witekfl@poczta.onet.pl>
Date: Tue, 20 Dec 2022 18:03:32 +0100
Subject: [PATCH] [document] Try to pass element_offset

---
 src/ecmascript/ecmascript.cpp            | 5 +++--
 src/ecmascript/ecmascript.h              | 1 +
 src/ecmascript/spidermonkey/document.cpp | 1 +
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/ecmascript/ecmascript.cpp b/src/ecmascript/ecmascript.cpp
index 18464f8fb..6d98b9266 100644
--- a/src/ecmascript/ecmascript.cpp
+++ b/src/ecmascript/ecmascript.cpp
@@ -373,12 +373,12 @@ check_for_rerender(struct ecmascript_interpreter *interpreter, const char* text)
 		struct cache_entry *cached = document->cached;
 
 		if (!strcmp(text, "eval")) {
-			if (interpreter->element_offset) {
+			if (interpreter->write_element_offset) {
 				if (interpreter->writecode.length) {
 					std::map<int, xmlpp::Element *> *mapa = (std::map<int, xmlpp::Element *> *)document->element_map;
 
 					if (mapa) {
-						auto element = (*mapa).find(interpreter->element_offset);
+						auto element = (*mapa).find(interpreter->write_element_offset);
 
 						if (element != (*mapa).end()) {
 							xmlpp::Element *el = element->second;
@@ -408,6 +408,7 @@ check_for_rerender(struct ecmascript_interpreter *interpreter, const char* text)
 						}
 					}
 				}
+				interpreter->write_element_offset = 0;
 			} else {
 				if (interpreter->writecode.length) {
 fromstart:
diff --git a/src/ecmascript/ecmascript.h b/src/ecmascript/ecmascript.h
index 2c4d06fd5..3aae9caca 100644
--- a/src/ecmascript/ecmascript.h
+++ b/src/ecmascript/ecmascript.h
@@ -110,6 +110,7 @@ struct ecmascript_interpreter {
 #endif
 	bool changed;
 	int element_offset;
+	int write_element_offset;
 };
 
 struct ecmascript_timeout {
diff --git a/src/ecmascript/spidermonkey/document.cpp b/src/ecmascript/spidermonkey/document.cpp
index 9d47edab7..bd2dea5e7 100644
--- a/src/ecmascript/spidermonkey/document.cpp
+++ b/src/ecmascript/spidermonkey/document.cpp
@@ -1307,6 +1307,7 @@ document_write_do(JSContext *ctx, unsigned int argc, JS::Value *rval, int newlin
 
 	if (argc >= 1)
 	{
+		interpreter->write_element_offset = interpreter->element_offset;
 		for (unsigned int i = 0; i < argc; ++i)
 		{
 			char *str = jsval_to_string(ctx, args[i]);