make sure every text input is safe and validated

fix #630

1 files changed, 12 insertions, 0 deletions

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") {