#1157 some avatar setting changes

- Allow to delete current avatar

1 files changed, 9 insertions, 0 deletions

diff --git a/modules/base/tool.go b/modules/base/tool.go
index bc6ff81a14..45d0aea5bc 100644
--- a/modules/base/tool.go
+++ b/modules/base/tool.go
@@ -464,6 +464,15 @@ func EllipsisString(str string, length int) string {
 	return str[:length-3] + "..."
 }
 
+// TruncateString returns a truncated string with given limit,
+// it returns input string if length is not reached limit.
+func TruncateString(str string, limit int) string {
+	if len(str) < limit {
+		return str
+	}
+	return str[:limit]
+}
+
 // StringsToInt64s converts a slice of string to a slice of int64.
 func StringsToInt64s(strs []string) []int64 {
 	ints := make([]int64, len(strs))