feat: add UnsupportedRegionMiddleware to handle requests from unsupported regions

2025-12-16 07:51:14 +00:00 · 2025-11-28 19:12:31 +08:00
parent 1544c535de
commit 1d78207004
2 changed files with 31 additions and 0 deletions
--- a/server/middleware/unsupported_region_middleware.go
+++ b/server/middleware/unsupported_region_middleware.go
@@ -0,0 +1,29 @@
+package middleware
+
+import (
+	"strings"
+
+	"github.com/gofiber/fiber/v3"
+)
+
+func UnsupportedRegionMiddleware(c fiber.Ctx) error {
+	path := string(c.Request().URI().Path())
+
+	// Skip static file requests
+	if strings.Contains(path, ".") {
+		return c.Next()
+	}
+
+	// Skip API requests
+	if strings.HasPrefix(path, "/api") {
+		return c.Next()
+	}
+
+	if string(c.Request().Header.Peek("Unsupported-Region")) == "true" {
+		// Return a 403 Forbidden response with an empty html for unsupported regions
+		c.Response().Header.Add("Content-Type", "text/html")
+		c.Status(fiber.StatusForbidden)
+		return c.SendString("<html></html>")
+	}
+	return c.Next()
+}