Add on_deactivate callback for luaentities (#10723)

2 files changed, 27 insertions, 0 deletions

diff --git a/src/script/cpp_api/s_entity.cpp b/src/script/cpp_api/s_entity.cpp
index ea9320051..746f7013e 100644
--- a/src/script/cpp_api/s_entity.cpp
+++ b/src/script/cpp_api/s_entity.cpp
@@ -103,6 +103,32 @@ void ScriptApiEntity::luaentity_Activate(u16 id,
 	lua_pop(L, 2); // Pop object and error handler
 }
 
+void ScriptApiEntity::luaentity_Deactivate(u16 id)
+{
+	SCRIPTAPI_PRECHECKHEADER
+
+	verbosestream << "scriptapi_luaentity_deactivate: id=" << id << std::endl;
+
+	int error_handler = PUSH_ERROR_HANDLER(L);
+
+	// Get the entity
+	luaentity_get(L, id);
+	int object = lua_gettop(L);
+
+	// Get on_deactivate
+	lua_getfield(L, -1, "on_deactivate");
+	if (!lua_isnil(L, -1)) {
+		luaL_checktype(L, -1, LUA_TFUNCTION);
+		lua_pushvalue(L, object);
+
+		setOriginFromTable(object);
+		PCALL_RES(lua_pcall(L, 1, 0, error_handler));
+	} else {
+		lua_pop(L, 1);
+	}
+	lua_pop(L, 2); // Pop object and error handler
+}
+
 void ScriptApiEntity::luaentity_Remove(u16 id)
 {
 	SCRIPTAPI_PRECHECKHEADER
diff --git a/src/script/cpp_api/s_entity.h b/src/script/cpp_api/s_entity.h
index b5f7a6586..b52f6e447 100644
--- a/src/script/cpp_api/s_entity.h
+++ b/src/script/cpp_api/s_entity.h
@@ -33,6 +33,7 @@ public:
 	bool luaentity_Add(u16 id, const char *name);
 	void luaentity_Activate(u16 id,
 			const std::string &staticdata, u32 dtime_s);
+	void luaentity_Deactivate(u16 id);
 	void luaentity_Remove(u16 id);
 	std::string luaentity_GetStaticdata(u16 id);
 	void luaentity_GetProperties(u16 id,