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app/interface/main/account/model/regular.go

@@ -0,0 +1,26 @@
+package model
+
+import (
+	"bytes"
+	"regexp"
+)
+
+// var .
+var (
+	EmojiPattern = regexp.MustCompile(`[\x{1F600}-\x{1F6FF}|[\x{2600}-\x{26FF}]`)
+	NamePattern  = regexp.MustCompile("^[A-Za-z0-9\uAC00-\uD788\u3041-\u309E\u30A1-\u30FE\u3131-\u3163\u4E00-\u9FA5\uF92C-\uFA29_\\-]+$")
+)
+
+// HasEmoji is used to check string is contain emoji
+func HasEmoji(s string) bool {
+	return EmojiPattern.MatchString(s)
+}
+
+// ValidName check string is contain special characters.
+func ValidName(s string) bool {
+	h := []byte(s)
+	if bytes.Contains(h, []byte("\xF0\x9F")) || bytes.Contains(h, []byte("\xC2\xA0")) {
+		return false
+	}
+	return NamePattern.MatchString(s) && !EmojiPattern.MatchString(s)
+}