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api-update.go
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api-update.go
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package mopan
import (
"context"
"crypto/md5"
"encoding/base64"
"encoding/hex"
"fmt"
"io"
"math"
"net/http"
"strings"
"time"
"github.com/go-resty/resty/v2"
)
type UpdloadFileParam struct {
ParentFolderId string
FileName string
FileSize int64
File io.ReadSeeker
}
type InitMultiUploadData struct {
FileDataExists Bool `json:"fileDataExists"`
UploadFileID string `json:"uploadFileId"`
UploadType Int `json:"uploadType"`
UploadHost string `json:"uploadHost"`
PartSize int `json:"-"`
PartInfo []string `json:"-"`
}
// 初始化上传
func (c *MoClient) InitMultiUpload(ctx context.Context, file UpdloadFileParam, paramOption []ParamOption, option ...RestyOption) (*InitMultiUploadData, error) {
partSize := 10485760
count := int(math.Ceil(float64(file.FileSize) / float64(partSize)))
// 优先计算所需信息
fileMd5 := md5.New()
silceMd5 := md5.New()
silceMd5Hexs := make([]string, 0, count)
silceMd5Base64s := make([]string, 0, count)
for i := 1; i <= count; i++ {
select {
case <-ctx.Done():
return nil, ctx.Err()
default:
}
silceMd5.Reset()
if _, err := io.CopyN(io.MultiWriter(fileMd5, silceMd5), file.File, int64(partSize)); err != nil && err != io.EOF && err != io.ErrUnexpectedEOF {
return nil, err
}
md5Byte := silceMd5.Sum(nil)
silceMd5Hexs = append(silceMd5Hexs, strings.ToUpper(hex.EncodeToString(md5Byte)))
silceMd5Base64s = append(silceMd5Base64s, fmt.Sprint(i, "-", base64.StdEncoding.EncodeToString(md5Byte)))
}
if _, err := file.File.Seek(0, io.SeekStart); err != nil {
return nil, err
}
fileMd5Hex := strings.ToUpper(hex.EncodeToString(fileMd5.Sum(nil)))
sliceMd5Hex := fileMd5Hex
if file.FileSize > int64(partSize) {
sliceMd5Hex = strings.ToUpper(Md5Hex(strings.Join(silceMd5Hexs, "\n")))
}
param := Json{
"parentFolderId": file.ParentFolderId,
"fileName": file.FileName,
"fileSize": file.FileSize,
"fileMd5": fileMd5Hex,
"sliceMd5": sliceMd5Hex,
"sliceSize": partSize,
"limitrate": "10240000", // 限制速度??
"source": 1,
}
ApplyParamOption(param, paramOption...)
var resp InitMultiUploadData
_, err := c.Request(MoPanProxyUpdload+"/service/initMultiUpload", param, &resp,
append(option, func(request *resty.Request) {
request.SetContext(ctx)
})...)
if err != nil {
return nil, err
}
resp.PartSize = partSize
resp.PartInfo = silceMd5Base64s
return &resp, nil
}
type GetUploadedPartsInfoData struct {
UploadFileID string `json:"uploadFileId"`
UploadedPartList string `json:"uploadedPartList"`
}
// 查询分片上传情况
func (c *MoClient) GetUploadedPartsInfo(uploadFileId string, option ...RestyOption) (*GetUploadedPartsInfoData, error) {
param := Json{
"uploadFileId": uploadFileId,
}
var resp GetUploadedPartsInfoData
_, err := c.Request(MoPanProxyUpdload+"/service/getUploadedPartsInfo", param, &resp, option...)
if err != nil {
return nil, err
}
return &resp, nil
}
type GetMultiUploadData struct {
HTTPMethod string `json:"httpMethod"`
HTTPURL string `json:"httpURL"`
ContentType string `json:"contentType"`
Authorization string `json:"authorization"`
Date string `json:"date"`
Limitrate string `json:"limitrate"`
PartMD5 string `json:"partMD5"`
PartNumber int `json:"partNumber"`
UploadID string `json:"uploadId"`
ExpireTime Time3 `json:"expireTime"`
}
func (m *GetMultiUploadData) Headers() map[string]string {
return map[string]string{
"Content-Type": m.ContentType,
"Authorization": m.Authorization,
"Date": m.Date,
"x-amz-limit": "rate=" + m.Limitrate,
"Content-Md5": m.PartMD5,
}
}
func (m *GetMultiUploadData) NewRequest(ctx context.Context, body io.Reader) (*http.Request, error) {
req, err := http.NewRequestWithContext(ctx, http.MethodPut, m.HTTPURL, body)
if err != nil {
return nil, err
}
for k, v := range m.Headers() {
req.Header.Set(k, v)
}
return req, nil
}
// 获取分片上传信息
func (c *MoClient) GetAllMultiUploadUrls(uploadFileId string, partInfo []string, option ...RestyOption) ([]GetMultiUploadData, error) {
param := Json{
"uploadFileId": uploadFileId,
"partInfo": strings.Join(partInfo, ","),
}
var resp []GetMultiUploadData
_, err := c.Request(MoPanProxyUpdload+"/service/getAllMultiUploadUrls", param, &resp, option...)
if err != nil {
return nil, err
}
return resp, nil
}
type CommitMultiUploadData struct {
CreateDate Time4 `json:"createDate"`
FileMd5 string `json:"fileMd5"`
FileName string `json:"fileName"`
FileSize Int64 `json:"fileSize"`
Rev Time2 `json:"rev"`
UserFileID string `json:"userFileId"`
UserID string `json:"userId"`
}
// 提交上传文件
func (c *MoClient) CommitMultiUploadFile(uploadFileId string, paramOption []ParamOption, option ...RestyOption) (*CommitMultiUploadData, error) {
param := Json{
"uploadFileId": uploadFileId,
"opertype": 3,
"isLog": "其他",
// "filmingTime": "2006-01-02 15:04:05",
}
ApplyParamOption(param, paramOption...)
var resp CommitMultiUploadData
_, err := c.Request(MoPanProxyUpdload+"/service/commitMultiUploadFile", param, &resp, option...)
if err != nil {
return nil, err
}
return &resp, nil
}
// 宽带提速(不知道是不是真的)
func (c *MoClient) CloudDiskStartBusiness() error {
_, err := c.Request(MoPanProxyFamily+"/v/accelerate/cloudDiskStartBusiness", Json{
"guid": time.Now().Unix(),
}, nil)
return err
}