363 lines
11 KiB
Go
363 lines
11 KiB
Go
package ytapi
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import (
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"bufio"
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"encoding/json"
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"io/ioutil"
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"net/http"
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"regexp"
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"sort"
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"strconv"
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"strings"
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"sync"
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"time"
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"github.com/lbryio/ytsync/v5/util"
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"github.com/lbryio/ytsync/v5/downloader/ytdl"
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"github.com/lbryio/ytsync/v5/downloader"
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"github.com/lbryio/ytsync/v5/ip_manager"
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"github.com/lbryio/ytsync/v5/sdk"
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"github.com/lbryio/ytsync/v5/sources"
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"github.com/lbryio/lbry.go/v2/extras/errors"
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"github.com/lbryio/lbry.go/v2/extras/jsonrpc"
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"github.com/lbryio/lbry.go/v2/extras/stop"
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"github.com/aws/aws-sdk-go/aws"
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log "github.com/sirupsen/logrus"
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)
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type Video interface {
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Size() *int64
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ID() string
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IDAndNum() string
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PlaylistPosition() int
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PublishedAt() time.Time
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Sync(*jsonrpc.Client, sources.SyncParams, *sdk.SyncedVideo, bool, *sync.RWMutex) (*sources.SyncSummary, error)
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}
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type byPublishedAt []Video
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func (a byPublishedAt) Len() int { return len(a) }
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func (a byPublishedAt) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
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func (a byPublishedAt) Less(i, j int) bool { return a[i].PublishedAt().Before(a[j].PublishedAt()) }
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type VideoParams struct {
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VideoDir string
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S3Config aws.Config
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Stopper *stop.Group
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IPPool *ip_manager.IPPool
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}
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var mostRecentlyFailedChannel string // TODO: fix this hack!
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func GetVideosToSync(config *sdk.APIConfig, channelID string, syncedVideos map[string]sdk.SyncedVideo, quickSync bool, maxVideos int, videoParams VideoParams) ([]Video, error) {
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var videos []Video
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if quickSync && maxVideos > 50 {
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maxVideos = 50
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}
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videoIDs, err := downloader.GetPlaylistVideoIDs(channelID, maxVideos, videoParams.Stopper.Ch(), videoParams.IPPool)
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if err != nil {
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return nil, errors.Err(err)
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}
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log.Infof("Got info for %d videos from youtube downloader", len(videoIDs))
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playlistMap := make(map[string]int64)
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for i, videoID := range videoIDs {
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playlistMap[videoID] = int64(i)
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}
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if len(videoIDs) < 1 {
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if channelID == mostRecentlyFailedChannel {
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return nil, errors.Err("playlist items not found")
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}
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mostRecentlyFailedChannel = channelID
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}
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vids, err := getVideos(config, channelID, videoIDs, videoParams.Stopper.Ch(), videoParams.IPPool)
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if err != nil {
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return nil, err
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}
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for _, item := range vids {
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positionInList := playlistMap[item.ID]
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videoToAdd, err := sources.NewYoutubeVideo(videoParams.VideoDir, item, positionInList, videoParams.S3Config, videoParams.Stopper, videoParams.IPPool)
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if err != nil {
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return nil, errors.Err(err)
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}
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videos = append(videos, videoToAdd)
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}
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for k, v := range syncedVideos {
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if !v.Published {
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continue
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}
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if _, ok := playlistMap[k]; !ok {
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videos = append(videos, sources.NewMockedVideo(videoParams.VideoDir, k, channelID, videoParams.S3Config, videoParams.Stopper, videoParams.IPPool))
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}
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}
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sort.Sort(byPublishedAt(videos))
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return videos, nil
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}
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func CountVideosInChannel(channelID string) (int, error) {
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res, err := http.Get("https://socialblade.com/youtube/channel/" + channelID)
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if err != nil {
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return 0, err
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}
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defer res.Body.Close()
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var line string
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scanner := bufio.NewScanner(res.Body)
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for scanner.Scan() {
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if strings.Contains(scanner.Text(), "youtube-stats-header-uploads") {
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line = scanner.Text()
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break
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}
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}
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if err := scanner.Err(); err != nil {
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return 0, err
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}
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if line == "" {
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return 0, errors.Err("upload count line not found")
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}
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matches := regexp.MustCompile(">([0-9]+)<").FindStringSubmatch(line)
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if len(matches) != 2 {
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return 0, errors.Err("upload count not found with regex")
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}
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num, err := strconv.Atoi(matches[1])
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if err != nil {
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return 0, errors.Err(err)
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}
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return num, nil
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}
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func ChannelInfo(channelID string) (*YoutubeStatsResponse, error) {
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//return nil, nil, errors.Err("ChannelInfo doesn't work yet because we're focused on existing channels")
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url := "https://www.youtube.com/channel/" + channelID + "/about"
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req, _ := http.NewRequest("GET", url, nil)
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req.Header.Add("User-Agent", "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36")
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req.Header.Add("Accept", "*/*")
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res, err := http.DefaultClient.Do(req)
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if err != nil {
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return nil, errors.Err(err)
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}
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defer res.Body.Close()
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body, err := ioutil.ReadAll(res.Body)
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if err != nil {
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return nil, errors.Err(err)
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}
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pageBody := string(body)
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dataStartIndex := strings.Index(pageBody, "window[\"ytInitialData\"] = ") + 26
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dataEndIndex := strings.Index(pageBody, "]}}};") + 4
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data := pageBody[dataStartIndex:dataEndIndex]
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var decodedResponse YoutubeStatsResponse
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err = json.Unmarshal([]byte(data), &decodedResponse)
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if err != nil {
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return nil, errors.Err(err)
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}
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return &decodedResponse, nil
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}
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func getVideos(config *sdk.APIConfig, channelID string, videoIDs []string, stopChan stop.Chan, ipPool *ip_manager.IPPool) ([]*ytdl.YtdlVideo, error) {
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var videos []*ytdl.YtdlVideo
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for _, videoID := range videoIDs {
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if len(videoID) < 5 {
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continue
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}
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select {
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case <-stopChan:
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return videos, errors.Err("canceled by stopper")
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default:
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}
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//ip, err := ipPool.GetIP(videoID)
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//if err != nil {
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// return nil, err
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//}
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//video, err := downloader.GetVideoInformation(videoID, &net.TCPAddr{IP: net.ParseIP(ip)})
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state, err := config.VideoState(videoID)
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if err != nil {
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return nil, errors.Err(err)
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}
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if state == "published" {
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continue
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}
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video, err := downloader.GetVideoInformation(config, videoID, stopChan, nil, ipPool)
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if err != nil {
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errSDK := config.MarkVideoStatus(sdk.VideoStatus{
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ChannelID: channelID,
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VideoID: videoID,
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Status: "failed",
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FailureReason: err.Error(),
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})
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util.SendErrorToSlack("Skipping video: " + err.Error())
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if errSDK != nil {
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return nil, errors.Err(errSDK)
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}
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} else {
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videos = append(videos, video)
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}
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}
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return videos, nil
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}
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type YoutubeStatsResponse struct {
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Contents struct {
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TwoColumnBrowseResultsRenderer struct {
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Tabs []struct {
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TabRenderer struct {
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Title string `json:"title"`
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Selected bool `json:"selected"`
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Content struct {
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SectionListRenderer struct {
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Contents []struct {
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ItemSectionRenderer struct {
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Contents []struct {
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ChannelAboutFullMetadataRenderer struct {
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Description struct {
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SimpleText string `json:"simpleText"`
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} `json:"description"`
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ViewCountText struct {
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SimpleText string `json:"simpleText"`
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} `json:"viewCountText"`
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JoinedDateText struct {
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Runs []struct {
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Text string `json:"text"`
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} `json:"runs"`
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} `json:"joinedDateText"`
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CanonicalChannelURL string `json:"canonicalChannelUrl"`
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BypassBusinessEmailCaptcha bool `json:"bypassBusinessEmailCaptcha"`
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Title struct {
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SimpleText string `json:"simpleText"`
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} `json:"title"`
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Avatar struct {
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Thumbnails []struct {
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URL string `json:"url"`
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Width int `json:"width"`
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Height int `json:"height"`
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} `json:"thumbnails"`
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} `json:"avatar"`
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ShowDescription bool `json:"showDescription"`
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DescriptionLabel struct {
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Runs []struct {
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Text string `json:"text"`
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} `json:"runs"`
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} `json:"descriptionLabel"`
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DetailsLabel struct {
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Runs []struct {
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Text string `json:"text"`
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} `json:"runs"`
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} `json:"detailsLabel"`
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ChannelID string `json:"channelId"`
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} `json:"channelAboutFullMetadataRenderer"`
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} `json:"contents"`
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} `json:"itemSectionRenderer"`
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} `json:"contents"`
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} `json:"sectionListRenderer"`
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} `json:"content"`
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} `json:"tabRenderer"`
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} `json:"tabs"`
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} `json:"twoColumnBrowseResultsRenderer"`
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} `json:"contents"`
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Header struct {
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C4TabbedHeaderRenderer struct {
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ChannelID string `json:"channelId"`
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Title string `json:"title"`
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Avatar struct {
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Thumbnails []struct {
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URL string `json:"url"`
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Width int `json:"width"`
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Height int `json:"height"`
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} `json:"thumbnails"`
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} `json:"avatar"`
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Banner struct {
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Thumbnails []struct {
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URL string `json:"url"`
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Width int `json:"width"`
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Height int `json:"height"`
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} `json:"thumbnails"`
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} `json:"banner"`
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VisitTracking struct {
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RemarketingPing string `json:"remarketingPing"`
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} `json:"visitTracking"`
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SubscriberCountText struct {
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SimpleText string `json:"simpleText"`
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} `json:"subscriberCountText"`
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} `json:"c4TabbedHeaderRenderer"`
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} `json:"header"`
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Metadata struct {
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ChannelMetadataRenderer struct {
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Title string `json:"title"`
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Description string `json:"description"`
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RssURL string `json:"rssUrl"`
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ChannelConversionURL string `json:"channelConversionUrl"`
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ExternalID string `json:"externalId"`
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Keywords string `json:"keywords"`
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OwnerUrls []string `json:"ownerUrls"`
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Avatar struct {
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Thumbnails []struct {
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URL string `json:"url"`
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Width int `json:"width"`
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Height int `json:"height"`
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} `json:"thumbnails"`
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} `json:"avatar"`
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ChannelURL string `json:"channelUrl"`
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IsFamilySafe bool `json:"isFamilySafe"`
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VanityChannelURL string `json:"vanityChannelUrl"`
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} `json:"channelMetadataRenderer"`
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} `json:"metadata"`
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Topbar struct {
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DesktopTopbarRenderer struct {
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CountryCode string `json:"countryCode"`
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} `json:"desktopTopbarRenderer"`
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} `json:"topbar"`
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Microformat struct {
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MicroformatDataRenderer struct {
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URLCanonical string `json:"urlCanonical"`
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Title string `json:"title"`
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Description string `json:"description"`
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Thumbnail struct {
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Thumbnails []struct {
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URL string `json:"url"`
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Width int `json:"width"`
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Height int `json:"height"`
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} `json:"thumbnails"`
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} `json:"thumbnail"`
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SiteName string `json:"siteName"`
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AppName string `json:"appName"`
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AndroidPackage string `json:"androidPackage"`
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IosAppStoreID string `json:"iosAppStoreId"`
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IosAppArguments string `json:"iosAppArguments"`
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OgType string `json:"ogType"`
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URLApplinksWeb string `json:"urlApplinksWeb"`
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URLApplinksIos string `json:"urlApplinksIos"`
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URLApplinksAndroid string `json:"urlApplinksAndroid"`
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URLTwitterIos string `json:"urlTwitterIos"`
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URLTwitterAndroid string `json:"urlTwitterAndroid"`
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TwitterCardType string `json:"twitterCardType"`
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TwitterSiteHandle string `json:"twitterSiteHandle"`
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SchemaDotOrgType string `json:"schemaDotOrgType"`
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Noindex bool `json:"noindex"`
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Unlisted bool `json:"unlisted"`
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FamilySafe bool `json:"familySafe"`
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Tags []string `json:"tags"`
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} `json:"microformatDataRenderer"`
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} `json:"microformat"`
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}
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