From 51a2c85954e77068c6afbb4ca54159086220aefd Mon Sep 17 00:00:00 2001
From: Michael Muré <batolettre@gmail.com>
Date: Sat, 17 Apr 2021 17:40:11 +0200
Subject: make sure every text input is safe and validated

fix #630
---
 util/text/validate.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'util/text/validate.go')

diff --git a/util/text/validate.go b/util/text/validate.go
index 51e94fb4..4c3f7065 100644
--- a/util/text/validate.go
+++ b/util/text/validate.go
@@ -33,6 +33,18 @@ func Safe(s string) bool {
 	return true
 }
 
+// Safe will tell if a character in the string is considered unsafe
+// Currently trigger on all unicode control character
+func SafeOneLine(s string) bool {
+	for _, r := range s {
+		if unicode.IsControl(r) {
+			return false
+		}
+	}
+
+	return true
+}
+
 // ValidUrl will tell if the string contains what seems to be a valid URL
 func ValidUrl(s string) bool {
 	if strings.Contains(s, "\n") {
-- 
cgit