Initial commit: 网络验证平台

backend/internal/middleware/app_crypto.go

@@ -0,0 +1,47 @@
+package middleware
+
+import (
+	"fmt"
+	"verification-platform-backend/internal/database"
+	"verification-platform-backend/internal/model"
+	"verification-platform-backend/pkg/crypto"
+
+	"github.com/gin-gonic/gin"
+)
+
+func AppCrypto() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		appKey := c.Param("appKey")
+		if appKey == "" {
+			c.Next()
+			return
+		}
+
+		var app model.Application
+		if err := database.DB.Where("app_key = ?", appKey).First(&app).Error; err != nil {
+			c.Next()
+			return
+		}
+
+		var encryptType crypto.EncryptType
+		switch app.EncryptType {
+		case "aes":
+			encryptType = crypto.EncryptTypeAES
+		case "rc4":
+			encryptType = crypto.EncryptTypeRC4
+		default:
+			encryptType = crypto.EncryptTypeNone
+		}
+
+		cryptoManager := crypto.NewCryptoManager(encryptType, app.SecretKey)
+		shouldEncrypt := encryptType != crypto.EncryptTypeNone
+		
+		fmt.Printf("[AppCrypto] AppKey: %s, EncryptType: %s, SecretKey: %s, ShouldEncrypt: %v\n", 
+			appKey, app.EncryptType, app.SecretKey, shouldEncrypt)
+		
+		c.Set("should_encrypt_response", shouldEncrypt)
+		c.Set("crypto_manager", cryptoManager)
+
+		c.Next()
+	}
+}