From f1f9361bc80760b05c717f3e44697f0b7d2e073a Mon Sep 17 00:00:00 2001
From: SmallJoker <mk939@ymail.com>
Date: Mon, 10 Jun 2019 18:17:57 +0200
Subject: Settings: Disallow space characters entirely

Lua API:
> Setting names can't contain whitespace or any of ="{}#
---
 src/settings.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/settings.cpp')

diff --git a/src/settings.cpp b/src/settings.cpp
index 66c17e12d..876c63e7b 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -69,7 +69,9 @@ Settings & Settings::operator = (const Settings &other)
 bool Settings::checkNameValid(const std::string &name)
 {
 	bool valid = name.find_first_of("=\"{}#") == std::string::npos;
-	if (valid) valid = trim(name) == name;
+	if (valid)
+		valid = std::find_if(name.begin(), name.end(), ::isspace) == name.end();
+
 	if (!valid) {
 		errorstream << "Invalid setting name \"" << name << "\""
 			<< std::endl;
-- 
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