用QNetworkAccessManager解析youtube

#include <QCoreApplication>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QNetworkRequest>
#include <QUrl>
#include <QDebug>

class YouTubeParser : public QObject {
    Q_OBJECT

public:
    YouTubeParser(QObject *parent = nullptr) : QObject(parent) {
        manager = new QNetworkAccessManager(this);
        connect(manager, &QNetworkAccessManager::finished, this, &YouTubeParser::onReplyFinished);
    }

    void fetchYouTubePage(const QString &urlString) {
        QUrl url(urlString);
        QNetworkRequest request(url);
        manager->get(request);
    }

private slots:
    void onReplyFinished(QNetworkReply *reply) {
        if (reply->error()) {
            qDebug() << "Error:" << reply->errorString();
        } else {
            QByteArray data = reply->readAll();
            // 这里可以添加解析 HTML 或 JSON 的代码
            qDebug() << "Data:" << data;
        }
        reply->deleteLater();
    }

private:
    QNetworkAccessManager *manager;
};

int main(int argc, char *argv[]) {
    QCoreApplication app(argc, argv);

    YouTubeParser parser;
    parser.fetchYouTubePage("https://www.youtube.com/watch?v=dQw4w9WgXcQ");

    return app.exec();
}

#include "main.moc"