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Add minetest.is_valid_player_name utility

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This commit is contained in:
Lars Mueller
2024-08-13 02:50:36 +02:00
committed by sfan5
parent 44db47e64a
commit d3ca269c79
7 changed files with 32 additions and 15 deletions
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8
src/script/lua_api/l_object.cpp
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@@ -859,12 +859,8 @@ int ObjectRef::l_set_observers(lua_State *L)
lua_pushnil(L);
while (lua_next(L, 2) != 0) {
std::string name = readParam<std::string>(L, -2);
if (name.empty())
throw LuaError("Observer name is empty");
if (name.size() > PLAYERNAME_SIZE)
throw LuaError("Observer name is too long");
if (!string_allowed(name, PLAYERNAME_ALLOWED_CHARS))
throw LuaError("Observer name contains invalid characters");
if (!is_valid_player_name(name))
throw LuaError("Observer name is not a valid player name");
if (!lua_toboolean(L, -1)) // falsy value?
throw LuaError("Values in the `observers` table need to be true");
observer_names.insert(std::move(name));