From 4c320ce0919b491168b3f4fbc7fe72a8cd54a5f7 Mon Sep 17 00:00:00 2001
From: wangruiyu <wry10150@163.com>
Date: Thu, 1 Feb 2024 15:43:31 +0800
Subject: [PATCH] =?UTF-8?q?feat(main):=20=E5=A2=9E=E5=8A=A0StripPrefix?=
 =?UTF-8?q?=E4=B8=AD=E9=97=B4=E4=BB=B6?=
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---
 knife/middleware/strip_prefix.go | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 knife/middleware/strip_prefix.go

diff --git a/knife/middleware/strip_prefix.go b/knife/middleware/strip_prefix.go
new file mode 100644
index 0000000..ee6529e
--- /dev/null
+++ b/knife/middleware/strip_prefix.go
@@ -0,0 +1,21 @@
+package middleware
+
+import (
+	"knife"
+	"net/url"
+	"strings"
+)
+
+func StripPrefix(prefix string) knife.MiddlewareFunc {
+	return func(context *knife.Context) {
+		r := context.Req
+		p := strings.TrimPrefix(r.URL.Path, prefix)
+		rp := strings.TrimPrefix(r.URL.RawPath, prefix)
+		if len(p) < len(r.URL.Path) && (r.URL.RawPath == "" || len(rp) < len(r.URL.RawPath)) {
+			r.URL = new(url.URL)
+			r.URL.Path = p
+			r.URL.RawPath = rp
+		}
+		context.Next()
+	}
+}