From 9cb41f00e85639b5f1c565b74f942dfadd1a1cc1 Mon Sep 17 00:00:00 2001
From: wanghaolong613 <wanghaolong613@163.com>
Date: Thu, 23 Jul 2026 17:15:03 +0800
Subject: [PATCH] refactor: replace filterFlags with mime.ParseMediaType

---
 utils.go | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/utils.go b/utils.go
index 2fecce46..51bd3dde 100644
--- a/utils.go
+++ b/utils.go
@@ -7,6 +7,7 @@ package gin
 import (
 	"encoding/xml"
 	"math"
+	"mime"
 	"net/http"
 	"os"
 	"path"
@@ -89,12 +90,11 @@ func assert1(guard bool, text string) {
 }
 
 func filterFlags(content string) string {
-	for i, char := range content {
-		if char == ' ' || char == ';' {
-			return content[:i]
-		}
+	mediatype, _, err := mime.ParseMediaType(content)
+	if err != nil {
+		return content
 	}
-	return content
+	return mediatype
 }
 
 func chooseData(custom, wildcard any) any {