Initial commit

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

web/middleware/limitHandler/limit.go

@@ -0,0 +1,29 @@
+package limitHandler
+
+import (
+	"91porn-server/common"
+	"91porn-server/common/stderr"
+	"91porn-server/web/webg"
+	"fmt"
+	"github.com/gin-gonic/gin"
+	"time"
+)
+
+// FilterRequestByExport 限制用户短时间内的导出请求次数，limit决定限制时间
+func FilterRequestByExport() gin.HandlerFunc {
+	return func(ctx *gin.Context) {
+		manager, err := common.GetAdminAct(ctx)
+		if err != nil {
+			common.ServeJSON(ctx, stderr.AdminIDErr, err.Error())
+			ctx.Abort()
+			return
+		}
+		key := fmt.Sprintf("export_excel:%v", manager)
+		if webg.Redis.IsExist(key) {
+			common.ServeJSON(ctx, stderr.VisitLimit, err)
+			ctx.Abort()
+			return
+		}
+		go func() { _ = webg.Redis.Set(key, "-", time.Second*3) }()
+	}
+}