From 2323842dd3dd336b087ca3cf9756e0680b3a1244 Mon Sep 17 00:00:00 2001
From: Andrew Ward <rw@rubenwardy.com>
Date: Wed, 28 Mar 2018 16:04:41 +0100
Subject: Add formspec theming using prepended strings

---
 src/script/lua_api/l_object.cpp | 33 +++++++++++++++++++++++++++++++++
 src/script/lua_api/l_object.h   |  6 ++++++
 2 files changed, 39 insertions(+)

(limited to 'src/script/lua_api')

diff --git a/src/script/lua_api/l_object.cpp b/src/script/lua_api/l_object.cpp
index f72a81d32..5fc6f9d3c 100644
--- a/src/script/lua_api/l_object.cpp
+++ b/src/script/lua_api/l_object.cpp
@@ -1244,6 +1244,37 @@ int ObjectRef::l_get_inventory_formspec(lua_State *L)
 	return 1;
 }
 
+// set_formspec_prepend(self, formspec)
+int ObjectRef::l_set_formspec_prepend(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	ObjectRef *ref = checkobject(L, 1);
+	RemotePlayer *player = getplayer(ref);
+	if (player == NULL)
+		return 0;
+
+	std::string formspec = luaL_checkstring(L, 2);
+
+	player->formspec_prepend = formspec;
+	getServer(L)->reportFormspecPrependModified(player->getName());
+	lua_pushboolean(L, true);
+	return 1;
+}
+
+// get_formspec_prepend(self) -> formspec
+int ObjectRef::l_get_formspec_prepend(lua_State *L)
+{
+	NO_MAP_LOCK_REQUIRED;
+	ObjectRef *ref = checkobject(L, 1);
+	RemotePlayer *player = getplayer(ref);
+	if (player == NULL)
+		 return 0;
+
+	std::string formspec = player->formspec_prepend;
+	lua_pushlstring(L, formspec.c_str(), formspec.size());
+	return 1;
+}
+
 // get_player_control(self)
 int ObjectRef::l_get_player_control(lua_State *L)
 {
@@ -1817,6 +1848,8 @@ const luaL_Reg ObjectRef::methods[] = {
 	luamethod(ObjectRef, set_attribute),
 	luamethod(ObjectRef, set_inventory_formspec),
 	luamethod(ObjectRef, get_inventory_formspec),
+	luamethod(ObjectRef, set_formspec_prepend),
+	luamethod(ObjectRef, get_formspec_prepend),
 	luamethod(ObjectRef, get_player_control),
 	luamethod(ObjectRef, get_player_control_bits),
 	luamethod(ObjectRef, set_physics_override),
diff --git a/src/script/lua_api/l_object.h b/src/script/lua_api/l_object.h
index 2a76d8a70..58cfe7146 100644
--- a/src/script/lua_api/l_object.h
+++ b/src/script/lua_api/l_object.h
@@ -253,6 +253,12 @@ private:
 	// get_inventory_formspec(self) -> formspec
 	static int l_get_inventory_formspec(lua_State *L);
 
+	// set_formspec_prepend(self, formspec)
+	static int l_set_formspec_prepend(lua_State *L);
+
+	// get_formspec_prepend(self) -> formspec
+	static int l_get_formspec_prepend(lua_State *L);
+
 	// get_player_control(self)
 	static int l_get_player_control(lua_State *L);
 
-- 
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