New upstream version 3.9.1

[minitube] / src / yt / ytjs / ytjstrending.cpp

diff --git a/src/yt/ytjs/ytjstrending.cpp b/src/yt/ytjs/ytjstrending.cpp
new file mode 100644 (file)
index 0000000..d62dfb5
--- /dev/null
+++ b/src/yt/ytjs/ytjstrending.cpp
@@ -0,0 +1,104 @@
+#include "ytjstrending.h"
+
+#include "js.h"
+#include "video.h"
+
+namespace {
+
+QDateTime parsePublishedText(const QString &s) {
+    int num = 0;
+    const auto parts = s.splitRef(' ');
+    for (const auto &part : parts) {
+        num = part.toInt();
+        if (num > 0) break;
+    }
+    if (num == 0) return QDateTime();
+
+    auto now = QDateTime::currentDateTimeUtc();
+    if (s.contains("hour")) {
+        return now.addSecs(-num * 3600);
+    } else if (s.contains("day")) {
+        return now.addDays(-num);
+    } else if (s.contains("week")) {
+        return now.addDays(-num * 7);
+    } else if (s.contains("month")) {
+        return now.addMonths(-num);
+    } else if (s.contains("year")) {
+        return now.addDays(-num * 365);
+    }
+    return QDateTime();
+}
+
+} // namespace
+
+YTJSTrending::YTJSTrending(QString name, QVariantMap params, QObject *parent)
+    : VideoSource(parent), name(name), params(params) {}
+
+void YTJSTrending::loadVideos(int max, int startIndex) {
+    aborted = false;
+
+    auto &js = JS::instance();
+
+    QJSValue options = js.getEngine().toScriptValue(params);
+
+    js.callFunction(new JSResult(this), "trending", {options})
+            .onJson([this](auto &doc) {
+                const auto items = doc.array();
+
+                QVector<Video *> videos;
+                videos.reserve(items.size());
+
+                for (const auto &i : items) {
+                    QString type = i["type"].toString();
+                    if (type != "video") continue;
+
+                    Video *video = new Video();
+
+                    QString id = i["videoId"].toString();
+                    video->setId(id);
+
+                    QString title = i["title"].toString();
+                    video->setTitle(title);
+
+                    QString desc = i["description"].toString();
+                    if (desc.isEmpty()) desc = i["desc"].toString();
+                    video->setDescription(desc);
+
+                    const auto thumbs = i["videoThumbnails"].toArray();
+                    for (const auto &t : thumbs) {
+                        video->addThumb(t["width"].toInt(), t["height"].toInt(),
+                                        t["url"].toString());
+                    }
+
+                    int views = i["viewCount"].toInt();
+                    video->setViewCount(views);
+
+                    int duration = i["lengthSeconds"].toInt();
+                    video->setDuration(duration);
+
+                    auto published = parsePublishedText(i["publishedText"].toString());
+                    if (published.isValid()) video->setPublished(published);
+
+                    QString channelName = i["author"].toString();
+                    video->setChannelTitle(channelName);
+                    QString channelId = i["authorId"].toString();
+                    video->setChannelId(channelId);
+
+                    videos << video;
+                }
+
+                emit gotVideos(videos);
+                emit finished(videos.size());
+            })
+            .onError([this, max, startIndex](auto &msg) {
+                static int retries = 0;
+                if (retries < 3) {
+                    qDebug() << "Retrying...";
+                    QTimer::singleShot(0, this,
+                                       [this, max, startIndex] { loadVideos(max, startIndex); });
+                    retries++;
+                } else {
+                    emit error(msg);
+                }
+            });
+}