135 lines
3.0 KiB
Go
135 lines
3.0 KiB
Go
package logic
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import (
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"crypto/sha256"
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"encoding/hex"
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"io"
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"log"
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"mime/multipart"
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"path/filepath"
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"strings"
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"bsm/full/module/base/fts/internal/config"
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"bsm/full/module/base/fts/internal/impl"
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"bsm/full/module/base/fts/internal/models"
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"git.apinb.com/bsm-sdk/core/errcode"
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"git.apinb.com/bsm-sdk/core/infra"
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"git.apinb.com/bsm-sdk/core/middleware"
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"git.apinb.com/bsm-sdk/core/types"
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"git.apinb.com/bsm-sdk/core/utils"
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"github.com/gin-gonic/gin"
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)
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// Handler 上传文件
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func Handler(c *gin.Context) {
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var (
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provider = strings.ToLower(c.PostForm("provider"))
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bucket = strings.ToLower(c.PostForm("bucket"))
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claims *types.JwtClaims
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err error
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)
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claims, err = middleware.ParseAuth(c)
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if err != nil {
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log.Printf("获取当前登录用户信息失败: %v\n", err)
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infra.Response.Error(c, err)
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return
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}
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if provider == "" || bucket == "" {
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infra.Response.Error(c, errcode.NewError(400, "参数错误"))
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return
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}
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// if !strings.Contains(provider, "local") {
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// log.Println("provider参数错误")
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// infra.Response.Error(c, errcode.NewError(400, "provider参数错误"))
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// return
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// }
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fh, err := c.FormFile(config.Spec.FtsConfig.InputKey)
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if err != nil {
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infra.Response.Error(c, err)
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return
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}
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// 获取文件信息
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fileSize := fh.Size
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if fileSize > config.Spec.FtsConfig.MaxSize {
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infra.Response.Error(c, errcode.NewError(400, "文件大小超过限制"))
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return
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}
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// 检测是否是允许上传的文件类型
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fileExt := filepath.Ext(fh.Filename)
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if !isAllow(fileExt) {
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log.Println("不允许上传的文件类型:", fileExt)
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infra.Response.Error(c, errcode.NewError(501, "不允许上传的文件类型"))
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return
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}
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fileHash, err := chksum(fh)
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if err != nil {
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log.Println("文件校验失败:", err)
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infra.Response.Error(c, err)
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return
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}
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record := models.FtsRecord{
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Identity: utils.UUID(),
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OwnerID: claims.ID,
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OwnerIdentity: claims.Identity,
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Name: fh.Filename,
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Ext: fileExt,
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Size: uint64(fileSize),
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Hash: fileHash,
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Status: 0,
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}
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switch provider {
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case "local":
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err = LocalUpload(fh, &record, c, bucket)
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case "minio":
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err = OssUpload(fh, &record, c, bucket)
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default:
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infra.Response.Error(c, errcode.NewError(400, "provider参数错误"))
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return
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}
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if err != nil {
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infra.Response.Error(c, err)
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return
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}
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if err := impl.DBService.Create(&record).Error; err != nil {
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infra.Response.Error(c, err)
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return
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}
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infra.Response.Success(c, record)
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}
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func chksum(fh *multipart.FileHeader) (string, error) {
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// 2. 打开文件读取内容
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file, err := fh.Open()
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if err != nil {
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log.Println("multipart err:", err)
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return "", err
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}
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defer file.Close()
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// 3. 计算文件哈希值（sha256）
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hash := sha256.New()
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if _, err = io.Copy(hash, file); err != nil {
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log.Println("哈希计算失败:", err)
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return "", err
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}
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return hex.EncodeToString(hash.Sum(nil)), nil
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}
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func isAllow(extName string) bool {
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for _, allowExt := range config.Spec.FtsConfig.Allows {
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if extName == allowExt {
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return true
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}
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}
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return false
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}
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