forked from hr3lxphr6j/bililive-go
/
huajiao.go
185 lines (164 loc) · 4.52 KB
/
huajiao.go
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package huajiao
import (
"net/http"
"net/url"
"github.com/tidwall/gjson"
"github.com/yuhaohwang/requests"
"github.com/yuhaohwang/bililive-go/src/live"
"github.com/yuhaohwang/bililive-go/src/live/internal"
"github.com/yuhaohwang/bililive-go/src/pkg/utils"
)
const (
domain = "www.huajiao.com"
cnName = "花椒"
apiUserInfo = "https://webh.huajiao.com/User/getUserInfo"
apiUserFeeds = "https://webh.huajiao.com/User/getUserFeeds"
apiStream = "https://live.huajiao.com/live/substream"
)
// init 函数用于在程序启动时注册花椒直播平台的 builder
func init() {
live.Register(domain, new(builder))
}
// builder 结构体实现 live.Builder 接口,用于构建花椒直播平台的直播实例
type builder struct{}
// Build 方法根据传入的 URL 构建花椒直播实例
func (b *builder) Build(url *url.URL, opt ...live.Option) (live.Live, error) {
return &Live{
BaseLive: internal.NewBaseLive(url, opt...),
}, nil
}
// Live 结构体表示一个花椒直播实例
type Live struct {
uid string
internal.BaseLive
}
// getUid 方法获取花椒直播用户的 UID
func (l *Live) getUid() (string, error) {
if l.uid != "" {
return l.uid, nil
}
var uid string
if uid = utils.Match1(`https?:\/\/www.huajiao.com\/user\/(\d+)`, l.GetRawUrl()); uid != "" {
// nothing to do
} else if liveId := utils.Match1(`https?:\/\/www.huajiao.com\/l\/(\d+)`, l.GetRawUrl()); liveId != "" {
resp, err := requests.Get(l.GetRawUrl(), live.CommonUserAgent)
if err != nil {
return "", err
}
if resp.StatusCode != http.StatusOK {
return "", live.ErrRoomNotExist
}
body, err := resp.Text()
if err != nil {
return "", err
}
uid = utils.Match1(`<span class="js-author-id">(\d+)</span>`, body)
// if uid == "" {
// TODO: error log
// }
}
if uid != "" && uid != "0" {
l.uid = uid
return l.uid, nil
} else {
return "", live.ErrRoomUrlIncorrect
}
}
// getNickname 方法根据 UID 获取花椒直播用户的昵称
func (l *Live) getNickname(uid string) (string, error) {
resp, err := requests.Get(apiUserInfo, live.CommonUserAgent, requests.Query("fmt", "json"), requests.Query("uid", uid))
if err != nil {
return "", err
}
if resp.StatusCode != http.StatusOK {
return "", live.ErrRoomNotExist
}
body, err := resp.Bytes()
if err != nil {
return "", err
}
if errno := gjson.GetBytes(body, "errno").Int(); errno != 0 {
return "", live.ErrRoomNotExist
}
return gjson.GetBytes(body, "data.nickname").String(), nil
}
// getLiveFeeds 方法根据 UID 获取花椒直播用户的直播信息
func (l *Live) getLiveFeeds(uid string) ([]gjson.Result, error) {
resp, err := requests.Get(apiUserFeeds, live.CommonUserAgent, requests.Query("fmt", "json"), requests.Query("uid", uid))
if err != nil {
return nil, err
}
feedsData, err := resp.Bytes()
if err != nil {
return nil, err
}
return gjson.GetBytes(feedsData, "data.feeds.#(type==1)#").Array(), nil
}
// GetInfo 方法获取花椒直播房间的信息,包括主播名称、房间名称和直播状态
func (l *Live) GetInfo() (info *live.Info, err error) {
uid, err := l.getUid()
if err != nil {
return nil, err
}
info = &live.Info{
Live: l,
HostName: "",
RoomName: "",
Status: false,
CustomLiveId: "huajiao/" + uid,
}
nickname, err := l.getNickname(uid)
if err != nil {
return nil, err
}
info.HostName = nickname
feeds, err := l.getLiveFeeds(uid)
if err != nil {
return nil, err
}
if len(feeds) == 0 {
return info, nil
}
info.RoomName = feeds[0].Get("feed.title").String()
info.Status = true
return info, nil
}
// GetStreamUrls 方法获取花椒直播房间的流媒体 URL
func (l *Live) GetStreamUrls() (us []*url.URL, err error) {
uid, err := l.getUid()
if err != nil {
return nil, err
}
feeds, err := l.getLiveFeeds(uid)
if err != nil {
return nil, err
}
if len(feeds) == 0 {
return nil, live.ErrInternalError
}
var (
sn = feeds[0].Get("feed.sn").String()
liveID = feeds[0].Get("feed.relateid").String()
)
resp, err := requests.Get(apiStream, live.CommonUserAgent, requests.Queries(map[string]string{
"sn": sn,
"uid": uid,
"liveid": liveID,
"encode": "h264",
}))
if err != nil {
return nil, err
}
body, err := resp.Bytes()
if err != nil {
return nil, err
}
if errno := gjson.GetBytes(body, "errno").Int(); errno != 0 {
return nil, live.ErrInternalError
}
return utils.GenUrls(gjson.GetBytes(body, "data.main").String())
}
// GetPlatformCNName 方法获取花椒直播平台的中文名称
func (l *Live) GetPlatformCNName() string {
return cnName
}