| // Copyright (c) 2025-2026 libaxuan | |
| // | |
| // Permission is hereby granted, free of charge, to any person obtaining a copy | |
| // of this software and associated documentation files (the "Software"), to deal | |
| // in the Software without restriction, including without limitation the rights | |
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| // copies of the Software, and to permit persons to whom the Software is | |
| // furnished to do so, subject to the following conditions: | |
| // | |
| // The above copyright notice and this permission notice shall be included in all | |
| // copies or substantial portions of the Software. | |
| // | |
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
| // SOFTWARE. | |
| package middleware | |
| import ( | |
| "github.com/gin-gonic/gin" | |
| ) | |
| // CORS 跨域中间件 | |
| func CORS() gin.HandlerFunc { | |
| return func(c *gin.Context) { | |
| // 设置CORS头 | |
| c.Header("Access-Control-Allow-Origin", "*") | |
| c.Header("Access-Control-Allow-Methods", "GET, POST, OPTIONS, PUT, DELETE") | |
| c.Header("Access-Control-Allow-Headers", "Content-Type, Authorization, X-Requested-With") | |
| c.Header("Access-Control-Allow-Credentials", "true") | |
| c.Header("Access-Control-Max-Age", "86400") | |
| // 处理预检请求 | |
| if c.Request.Method == "OPTIONS" { | |
| c.AbortWithStatus(200) | |
| return | |
| } | |
| c.Next() | |
| } | |
| } |