Files
backend/internal/middleware/cors.go
lan 8858fd1ede feat: Enhance texture upload functionality and API response format
- Introduced a new upload endpoint for direct texture file uploads, allowing users to upload textures with validation for size and format.
- Updated existing texture-related API responses to a standardized format, improving consistency across the application.
- Refactored texture service methods to handle file uploads and reuse existing texture URLs based on hash checks.
- Cleaned up Dockerfile and other files by removing unnecessary whitespace.
2025-12-04 20:07:30 +08:00

59 lines
1.6 KiB
Go

package middleware
import (
"carrotskin/pkg/config"
"github.com/gin-gonic/gin"
)
// CORS 跨域中间件
func CORS() gin.HandlerFunc {
// 获取配置,如果配置未初始化则使用默认值
var allowedOrigins []string
var isTestEnv bool
if cfg, err := config.GetConfig(); err == nil {
allowedOrigins = cfg.Security.AllowedOrigins
isTestEnv = cfg.IsTestEnvironment()
} else {
// 默认允许所有来源(向后兼容)
allowedOrigins = []string{"*"}
isTestEnv = false
}
return gin.HandlerFunc(func(c *gin.Context) {
origin := c.GetHeader("Origin")
// 检查是否允许该来源
allowOrigin := "*"
// 测试环境下强制使用 *,否则按配置处理
if !isTestEnv && len(allowedOrigins) > 0 && allowedOrigins[0] != "*" {
allowOrigin = ""
for _, allowed := range allowedOrigins {
if allowed == origin || allowed == "*" {
allowOrigin = origin
break
}
}
}
if allowOrigin != "" {
c.Header("Access-Control-Allow-Origin", allowOrigin)
// 只有在非通配符模式下才允许credentials
if allowOrigin != "*" {
c.Header("Access-Control-Allow-Credentials", "true")
}
}
c.Header("Access-Control-Allow-Headers", "Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization, accept, origin, Cache-Control, X-Requested-With")
c.Header("Access-Control-Allow-Methods", "POST, OPTIONS, GET, PUT, DELETE")
c.Header("Access-Control-Max-Age", "86400") // 缓存预检请求结果24小时
if c.Request.Method == "OPTIONS" {
c.AbortWithStatus(204)
return
}
c.Next()
})
}