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