git.sur5r.net Git - minitube/blob - src/yt/ytjs/ytjschannelsource.cpp

   1 #include "ytjschannelsource.h"
   2
   3 #include "mainwindow.h"
   4 #include "searchparams.h"
   5 #include "video.h"
   6 #include "ytsearch.h"
   7
   8 #include "js.h"
   9
  10 namespace {
  11
  12 int parseDuration(const QString &s) {
  13     static const QTime zeroTime(0, 0);
  14     QTime time = QTime::fromString(s, QStringLiteral("hh:mm:ss"));
  15     return zeroTime.secsTo(time);
  16 }
  17
  18 QString parseChannelId(const QString &channelUrl) {
  19     int pos = channelUrl.lastIndexOf('/');
  20     if (pos >= 0) return channelUrl.mid(pos + 1);
  21     return QString();
  22 }
  23
  24 QDateTime parsePublishedText(const QString &s) {
  25     int num = 0;
  26     const auto parts = s.splitRef(' ');
  27     for (const auto &part : parts) {
  28         num = part.toInt();
  29         if (num > 0) break;
  30     }
  31     if (num == 0) return QDateTime();
  32
  33     auto now = QDateTime::currentDateTimeUtc();
  34     if (s.contains("hour")) {
  35         return now.addSecs(-num * 3600);
  36     } else if (s.contains("day")) {
  37         return now.addDays(-num);
  38     } else if (s.contains("week")) {
  39         return now.addDays(-num * 7);
  40     } else if (s.contains("month")) {
  41         return now.addMonths(-num);
  42     } else if (s.contains("year")) {
  43         return now.addDays(-num * 365);
  44     }
  45     return QDateTime();
  46 }
  47
  48 } // namespace
  49
  50 YTJSChannelSource::YTJSChannelSource(SearchParams *searchParams, QObject *parent)
  51     : VideoSource(parent), searchParams(searchParams) {}
  52
  53 void YTJSChannelSource::loadVideos(int max, int startIndex) {
  54     aborted = false;
  55
  56     QString channelId = searchParams->channelId();
  57
  58     QString sortBy;
  59     switch (searchParams->sortBy()) {
  60     case SearchParams::SortByNewest:
  61         sortBy = "newest";
  62         break;
  63     case SearchParams::SortByViewCount:
  64         sortBy = "oldest";
  65         break;
  66     case SearchParams::SortByRating:
  67         sortBy = "popular";
  68         break;
  69     }
  70
  71     if (startIndex <= 1) continuation.clear();
  72
  73     auto &js = JS::instance();
  74
  75     js.callFunction(new JSResult(this), "channelVideos", {channelId, sortBy, continuation})
  76             .onJson([this](auto &doc) {
  77                 auto obj = doc.object();
  78
  79                 continuation = obj["continuation"].toString();
  80
  81                 const auto items = obj["items"].toArray();
  82                 QVector<Video *> videos;
  83                 videos.reserve(items.size());
  84
  85                 for (const auto &i : items) {
  86                     QString type = i["type"].toString();
  87                     if (type != "video") continue;
  88
  89                     Video *video = new Video();
  90
  91                     QString id = i["videoId"].toString();
  92                     video->setId(id);
  93
  94                     QString title = i["title"].toString();
  95                     video->setTitle(title);
  96
  97                     QString desc = i["description"].toString();
  98                     if (desc.isEmpty()) desc = i["desc"].toString();
  99                     video->setDescription(desc);
 100
 101                     const auto thumbs = i["videoThumbnails"].toArray();
 102                     for (const auto &t : thumbs) {
 103                         video->addThumb(t["width"].toInt(), t["height"].toInt(),
 104                                         t["url"].toString());
 105                     }
 106
 107                     int views = i["viewCount"].toInt();
 108                     video->setViewCount(views);
 109
 110                     int duration = i["lengthSeconds"].toInt();
 111                     video->setDuration(duration);
 112
 113                     auto published = parsePublishedText(i["publishedText"].toString());
 114                     if (published.isValid()) video->setPublished(published);
 115
 116                     QString channelName = i["author"].toString();
 117                     if (channelName != name) {
 118                         name = channelName;
 119                         emit nameChanged(name);
 120                     }
 121                     video->setChannelTitle(channelName);
 122                     QString channelId = i["authorId"].toString();
 123                     video->setChannelId(channelId);
 124
 125                     videos << video;
 126                 }
 127
 128                 emit gotVideos(videos);
 129                 emit finished(videos.size());
 130             })
 131             .onError([this, max, startIndex](auto &msg) {
 132                 static int retries = 0;
 133                 if (retries < 3) {
 134                     qDebug() << "Retrying...";
 135                     QTimer::singleShot(0, this,
 136                                        [this, max, startIndex] { loadVideos(max, startIndex); });
 137                     retries++;
 138                 } else {
 139                     emit error(msg);
 140                 }
 141             });
 142 }
 143
 144 QString YTJSChannelSource::getName() {
 145     return name;
 146 }
 147
 148 const QList<QAction *> &YTJSChannelSource::getActions() {
 149     static const QList<QAction *> channelActions = {
 150             MainWindow::instance()->getAction("subscribeChannel")};
 151     if (searchParams->channelId().isEmpty()) {
 152         static const QList<QAction *> noActions;
 153         return noActions;
 154     }
 155     return channelActions;
 156 }