zhaarey/apple-music-downloader
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dev: MV dl (need n-m3u8dl-re and mp4decrypt)

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itouakirai
2025-02-09 09:36:51 +08:00
parent dccaca5376
commit 3726ac4c8a
3 changed files with 131 additions and 16 deletions
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4
utils/runv3/key/key.go
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@@ -64,8 +64,8 @@ func (w *Key) GetKey(ctx context.Context, licenseServerURL string, PSSH string,
for _, key := range keys {
if key.Type == wv.License_KeyContainer_CONTENT {
// command += "--key " + hex.EncodeToString(key.ID) + ":" + hex.EncodeToString(key.Value)
command += hex.EncodeToString(key.Value)
command += hex.EncodeToString(key.ID) + ":" + hex.EncodeToString(key.Value)
//command += hex.EncodeToString(key.Value)
keybt = key.Value
}
}

43
utils/runv3/runv3.go
View File

@@ -106,7 +106,7 @@ func AfterRequest(Response *requests.Response) ([]byte, error) {
}
return License, nil
}
func getWebplayback(adamId string, authtoken string, mutoken string) (string, string, error) {
func GetWebplayback(adamId string, authtoken string, mutoken string, mvmode bool) (string, string, error) {
url := "https://play.music.apple.com/WebObjects/MZPlay.woa/wa/webPlayback"
postData := map[string]string{
"salableAdamId": adamId,
@@ -144,6 +144,9 @@ func getWebplayback(adamId string, authtoken string, mutoken string) (string, st
fmt.Println("json err:", err)
return "", "", err
}
if mvmode {
return obj.List[0].HlsPlaylistUrl, "", nil
}
if len(obj.List) > 0 {
// 遍历 Assets
for i, _ := range obj.List[0].Assets {
@@ -162,6 +165,7 @@ func getWebplayback(adamId string, authtoken string, mutoken string) (string, st
type Songlist struct {
List []struct {
Hlsurl string `json:"hls-key-cert-url"`
HlsPlaylistUrl string `json:"hls-playlist-url"`
Assets []struct {
Flavor string `json:"flavor"`
URL string `json:"URL"`
@@ -235,11 +239,21 @@ func extsong(b string)(bytes.Buffer){
io.Copy(io.MultiWriter(&buffer, bar), resp.Body)
return buffer
}
func Run(adamId string, trackpath string, authtoken string, mutoken string)(error) {
fileurl, kidBase64, err := getWebplayback(adamId, authtoken, mutoken)
if err != nil {
return err
func Run(adamId string, trackpath string, authtoken string, mutoken string, mvmode bool)(string, error) {
var keystr string //for mv key
var fileurl string
var kidBase64 string
var err error
if mvmode {
kidBase64, _, err = extractKidBase64(trackpath)
if err != nil {
return "", err
}
} else {
fileurl, kidBase64, err = GetWebplayback(adamId, authtoken, mutoken, false)
if err != nil {
return "", err
}
}
ctx := context.Background()
ctx = context.WithValue(ctx, "pssh", kidBase64)
@@ -248,7 +262,7 @@ func Run(adamId string, trackpath string, authtoken string, mutoken string)(erro
//fmt.Println(pssh)
if err != nil {
fmt.Println(err)
return err
return "", err
}
headers := map[string]interface{}{
"authorization": "Bearer " + authtoken,
@@ -263,10 +277,13 @@ func Run(adamId string, trackpath string, authtoken string, mutoken string)(erro
AfterRequest: AfterRequest,
}
key.CdmInit()
_, keybt, err := key.GetKey(ctx, "https://play.itunes.apple.com/WebObjects/MZPlay.woa/wa/acquireWebPlaybackLicense", pssh, nil)
keystr, keybt, err := key.GetKey(ctx, "https://play.itunes.apple.com/WebObjects/MZPlay.woa/wa/acquireWebPlaybackLicense", pssh, nil)
if err != nil {
fmt.Println(err)
return err
return "", err
}
if mvmode {
return keystr, nil
}
body := extsong(fileurl)
fmt.Print("Downloaded\n")
@@ -276,7 +293,7 @@ func Run(adamId string, trackpath string, authtoken string, mutoken string)(erro
err = DecryptMP4(&body, keybt, &buffer)
if err != nil {
fmt.Print("Decryption failed\n")
return err
return "", err
} else {
fmt.Print("Decrypted\n")
}
@@ -284,16 +301,16 @@ func Run(adamId string, trackpath string, authtoken string, mutoken string)(erro
ofh, err := os.Create(trackpath)
if err != nil {
fmt.Printf("创建文件失败: %v\n", err)
return err
return "", err
}
defer ofh.Close()
_, err = ofh.Write(buffer.Bytes())
if err != nil {
fmt.Printf("写入文件失败: %v\n", err)
return err
return "", err
}
return nil
return "", nil
}
// DecryptMP4Auto decrypts a fragmented MP4 file with the set of keys retreived from the widevice license
// by automatically selecting the appropriate key. Supports CENC and CBCS schemes.