geekai/api/service/oss/qiniu_oss.go
2024-01-30 21:46:17 +08:00

120 lines
3.0 KiB
Go

package oss
import (
"bytes"
"chatplus/core/types"
"chatplus/utils"
"context"
"fmt"
"net/url"
"path/filepath"
"time"
"github.com/gin-gonic/gin"
"github.com/qiniu/go-sdk/v7/auth/qbox"
"github.com/qiniu/go-sdk/v7/storage"
)
type QinNiuOss struct {
config *types.QiNiuOssConfig
mac *qbox.Mac
putPolicy storage.PutPolicy
uploader *storage.FormUploader
manager *storage.BucketManager
proxyURL string
}
func NewQiNiuOss(appConfig *types.AppConfig) QinNiuOss {
config := &appConfig.OSS.QiNiu
// build storage uploader
zone, ok := storage.GetRegionByID(storage.RegionID(config.Zone))
if !ok {
zone = storage.ZoneHuanan
}
storeConfig := storage.Config{Zone: &zone}
formUploader := storage.NewFormUploader(&storeConfig)
// generate token
mac := qbox.NewMac(config.AccessKey, config.AccessSecret)
putPolicy := storage.PutPolicy{
Scope: config.Bucket,
}
if config.SubDir == "" {
config.SubDir = "gpt"
}
return QinNiuOss{
config: config,
mac: mac,
putPolicy: putPolicy,
uploader: formUploader,
manager: storage.NewBucketManager(mac, &storeConfig),
proxyURL: appConfig.ProxyURL,
}
}
func (s QinNiuOss) PutFile(ctx *gin.Context, name string) (File, error) {
// 解析表单
file, err := ctx.FormFile(name)
if err != nil {
return File{}, err
}
// 打开上传文件
src, err := file.Open()
if err != nil {
return File{}, err
}
defer src.Close()
fileExt := filepath.Ext(file.Filename)
key := fmt.Sprintf("%s/%d%s", s.config.SubDir, time.Now().UnixMicro(), fileExt)
// 上传文件
ret := storage.PutRet{}
extra := storage.PutExtra{}
err = s.uploader.Put(ctx, &ret, s.putPolicy.UploadToken(s.mac), key, src, file.Size, &extra)
if err != nil {
return File{}, err
}
return File{
Name: file.Filename,
URL: fmt.Sprintf("%s/%s", s.config.Domain, ret.Key),
Ext: fileExt,
Size: file.Size,
}, nil
}
func (s QinNiuOss) PutImg(imageURL string, useProxy bool) (string, error) {
var imageData []byte
var err error
if useProxy {
imageData, err = utils.DownloadImage(imageURL, s.proxyURL)
} else {
imageData, err = utils.DownloadImage(imageURL, "")
}
if err != nil {
return "", fmt.Errorf("error with download image: %v", err)
}
parse, err := url.Parse(imageURL)
if err != nil {
return "", fmt.Errorf("error with parse image URL: %v", err)
}
fileExt := utils.GetImgExt(parse.Path)
key := fmt.Sprintf("%s/%d%s", s.config.SubDir, time.Now().UnixMicro(), fileExt)
ret := storage.PutRet{}
extra := storage.PutExtra{}
// 上传文件字节数据
err = s.uploader.Put(context.Background(), &ret, s.putPolicy.UploadToken(s.mac), key, bytes.NewReader(imageData), int64(len(imageData)), &extra)
if err != nil {
return "", err
}
return fmt.Sprintf("%s/%s", s.config.Domain, ret.Key), nil
}
func (s QinNiuOss) Delete(fileURL string) error {
objectName := filepath.Base(fileURL)
key := fmt.Sprintf("%s/%s", s.config.SubDir, objectName)
return s.manager.Delete(s.config.Bucket, key)
}
var _ Uploader = QinNiuOss{}