增加U盘登录

example/provider/init.go

@@ -4,6 +4,7 @@ import (
 	. "code.hoteas.com/golang/hotime"
 	. "code.hoteas.com/golang/hotime/common"
 	"time"
+	"unicode/utf8"
 )
 
 // Project 管理端项目
@@ -33,3 +34,15 @@ func getCode() string {
 	//}
 	return res
 }
+
+// 过滤 emoji 表情
+func FilterEmoji(content string) string {
+	new_content := ""
+	for _, value := range content {
+		_, size := utf8.DecodeRuneInString(string(value))
+		if size <= 3 {
+			new_content += string(value)
+		}
+	}
+	return new_content
+}