Files
alist/server/middlewares.go
2021-01-08 16:32:02 +08:00

33 lines
1.3 KiB
Go

package server
import (
"github.com/Xhofe/alist/conf"
"github.com/Xhofe/alist/utils"
"github.com/gin-gonic/gin"
"net/http"
)
func CrosHandler() gin.HandlerFunc {
return func(context *gin.Context) {
method := context.Request.Method
// 设置跨域
if conf.Conf.Info.SiteUrl=="*"||utils.ContainsString(conf.Origins,context.GetHeader("Origin"))!=-1 {
context.Header("Access-Control-Allow-Origin",context.GetHeader("Origin"))
}else {
context.Header("Access-Control-Allow-Origin", conf.Conf.Info.SiteUrl)//跨域访问
}
context.Header("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE,UPDATE")
context.Header("Access-Control-Allow-Headers", "Content-Length,session,Accept, Origin, Host, Connection, Accept-Encoding, Accept-Language, Keep-Alive, User-Agent, Cache-Control, Content-Type, Pragma")
context.Header("Access-Control-Expose-Headers", "Content-Length, Access-Control-Allow-Origin, Access-Control-Allow-Headers,Cache-Control,Content-Language,Content-Type,Expires,Last-Modified,Pragma,FooBar")
context.Header("Access-Control-Max-Age", "172800")
context.Header("Access-Control-Allow-Credentials", "true")
//context.Set("content-type", "application/json") //设置返回格式是json
if method == "OPTIONS" {
context.JSON(http.StatusOK, gin.H{})
}
//处理请求
context.Next()
}
}