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kuwo.go
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kuwo.go
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package kuwo
import (
"encoding/json"
"errors"
"fmt"
"github.com/foamzou/audio-get/args"
"github.com/foamzou/audio-get/consts"
"github.com/foamzou/audio-get/meta"
"github.com/foamzou/audio-get/utils"
)
const (
InfoAPI = "http://m.kuwo.cn/newh5/singles/songinfoandlrc?musicId=%d&httpsStatus=1&reqId=%s"
PlayAPI = "http://www.kuwo.cn/api/v1/www/music/playUrl?mid=%d&type=music&httpsStatus=1&reqId=%s&plat=web_www"
)
type Core struct {
Opts *args.Options
}
func (c *Core) IsMusicPlatform() bool {
return true
}
func (c *Core) Domains() []string {
return []string{"kuwo.cn"}
}
func (c *Core) GetSourceName() string {
return consts.SourceNameKuwo
}
func (c *Core) FetchMetaAndResourceInfo() (mediaMeta *meta.MediaMeta, err error) {
if !nodeEnvAvailable() {
return nil, errors.New("node env is not available")
}
songID, err := getSongID(c.Opts.Url)
if err != nil {
return nil, err
}
songMeta, err := getSongMeta(songID)
if err != nil {
return nil, err
}
songUrl, err := c.getSongUrl(songID)
if err != nil {
return nil, err
}
songInfo := songMeta.Data.Songinfo
mediaMeta = &meta.MediaMeta{
Title: songInfo.SongName,
Description: songInfo.Album,
Artist: songInfo.Artist,
Album: songInfo.Album,
Duration: utils.DurationStr2Second(songInfo.SongTimeMinutes),
CoverUrl: songInfo.Pic,
//IsTrial: songInfo.IsFreePart == 1,
ResourceType: consts.ResourceTypeAudio,
Audios: []meta.Audio{{Url: songUrl}},
}
return mediaMeta, err
}
func getSongMeta(songID int) (songMeta *SongMeta, err error) {
reqID := utils.GenReqID()
kuwoMetaJson, err := utils.HttpGet(consts.SourceNameKuwo, fmt.Sprintf(InfoAPI, songID, reqID), map[string]string{
"user-agent": consts.UAMac,
})
if err != nil {
return
}
songMeta = &SongMeta{}
err = json.Unmarshal([]byte(kuwoMetaJson), &songMeta)
if err != nil {
return
}
return songMeta, nil
}
func (c *Core) getSongUrl(songID int) (songUrl string, err error) {
reqID := utils.GenReqID()
cookie, err := utils.GetCookie(consts.SourceNameKuwo, c.Opts.Url, map[string]string{
"user-agent": consts.UAMac,
}, false)
if err != nil {
return "", err
}
cookieKey := utils.RegexSingleMatchIgnoreError(cookie, "(Hm_.+?)=", "Hm_Iuvt_cdb524f42f0cer9b268e4v7y735ewrq2324")
secret := genSecretHeader(cookie, cookieKey)
kuwoMetaJson, err := utils.HttpGet(consts.SourceNameKuwo, fmt.Sprintf(PlayAPI, songID, reqID), map[string]string{
"user-agent": consts.UAMac,
"cookie": cookie,
"secret": secret,
})
if err != nil {
return
}
var songUrlMeta = struct {
Data struct {
Url string `json:"url"`
} `json:"data"`
}{}
err = json.Unmarshal([]byte(kuwoMetaJson), &songUrlMeta)
if err != nil {
return
}
if songUrlMeta.Data.Url == "" {
err = errors.New("the song play url is empty")
return
}
return songUrlMeta.Data.Url, nil
}
func getSongID(url string) (songID int, err error) {
songID = utils.RegexSingleMatchIntIgnoreError(url, "play_detail/([\\d]+)", 0)
if songID == 0 {
err = errors.New("can not match songID")
return
}
return songID, nil
}