306 lines
9.7 KiB
C++
306 lines
9.7 KiB
C++
/* This file is part of Clementine.
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Copyright 2012, David Sansome <me@davidsansome.com>
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Copyright 2012, 2014, John Maguire <john.maguire@gmail.com>
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Copyright 2013, Arnaud Bienner <arnaud.bienner@gmail.com>
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Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "tagreaderclient.h"
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#include <QCoreApplication>
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#include <QFile>
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#include <QProcess>
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#include <QTcpServer>
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#include <QThread>
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#include <QUrl>
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#include "core/waitforsignal.h"
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using pb::tagreader::NetworkStatisticsResponse;
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const char* TagReaderClient::kWorkerExecutableName = "clementine-tagreader";
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TagReaderClient* TagReaderClient::sInstance = nullptr;
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TagReaderClient::TagReaderClient(QObject* parent)
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: QObject(parent), worker_pool_(new WorkerPool<HandlerType>(this)) {
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sInstance = this;
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worker_pool_->SetExecutableName(kWorkerExecutableName);
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worker_pool_->SetWorkerCount(QThread::idealThreadCount());
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connect(worker_pool_, SIGNAL(WorkerFailedToStart()),
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SLOT(WorkerFailedToStart()));
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}
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void TagReaderClient::Start() { worker_pool_->Start(); }
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void TagReaderClient::WorkerFailedToStart() {
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qLog(Error) << "The" << kWorkerExecutableName << "executable was not found"
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<< "in the current directory or on the PATH. Clementine will"
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<< "not be able to read music file tags without it.";
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}
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TagReaderReply* TagReaderClient::ReadFile(const QString& filename) {
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pb::tagreader::Message message;
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pb::tagreader::ReadFileRequest* req = message.mutable_read_file_request();
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req->set_filename(DataCommaSizeFromQString(filename));
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return worker_pool_->SendMessageWithReply(&message);
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}
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TagReaderReply* TagReaderClient::SaveFile(const QString& filename,
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const Song& metadata) {
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pb::tagreader::Message message;
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pb::tagreader::SaveFileRequest* req = message.mutable_save_file_request();
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req->set_filename(DataCommaSizeFromQString(filename));
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metadata.ToProtobuf(req->mutable_metadata());
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return worker_pool_->SendMessageWithReply(&message);
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}
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TagReaderReply* TagReaderClient::UpdateSongStatistics(const Song& metadata) {
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pb::tagreader::Message message;
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pb::tagreader::SaveSongStatisticsToFileRequest* req =
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message.mutable_save_song_statistics_to_file_request();
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req->set_filename(DataCommaSizeFromQString(metadata.url().toLocalFile()));
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metadata.ToProtobuf(req->mutable_metadata());
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return worker_pool_->SendMessageWithReply(&message);
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}
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void TagReaderClient::UpdateSongsStatistics(const SongList& songs) {
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for (const Song& song : songs) {
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TagReaderReply* reply = UpdateSongStatistics(song);
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connect(reply, SIGNAL(Finished(bool)), reply, SLOT(deleteLater()));
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}
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}
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TagReaderReply* TagReaderClient::UpdateSongRating(const Song& metadata) {
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pb::tagreader::Message message;
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pb::tagreader::SaveSongRatingToFileRequest* req =
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message.mutable_save_song_rating_to_file_request();
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req->set_filename(DataCommaSizeFromQString(metadata.url().toLocalFile()));
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metadata.ToProtobuf(req->mutable_metadata());
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return worker_pool_->SendMessageWithReply(&message);
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}
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void TagReaderClient::UpdateSongsRating(const SongList& songs) {
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for (const Song& song : songs) {
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TagReaderReply* reply = UpdateSongRating(song);
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connect(reply, SIGNAL(Finished(bool)), reply, SLOT(deleteLater()));
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}
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}
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TagReaderReply* TagReaderClient::IsMediaFile(const QString& filename) {
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pb::tagreader::Message message;
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pb::tagreader::IsMediaFileRequest* req =
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message.mutable_is_media_file_request();
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req->set_filename(DataCommaSizeFromQString(filename));
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return worker_pool_->SendMessageWithReply(&message);
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}
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TagReaderReply* TagReaderClient::LoadEmbeddedArt(const QString& filename) {
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pb::tagreader::Message message;
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pb::tagreader::LoadEmbeddedArtRequest* req =
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message.mutable_load_embedded_art_request();
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req->set_filename(DataCommaSizeFromQString(filename));
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return worker_pool_->SendMessageWithReply(&message);
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}
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class BroadcastReply : public TagReaderReply {
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public:
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BroadcastReply(
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const pb::tagreader::Message& request_message,
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const QList<TagReaderReply*>& replies,
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QObject* parent = nullptr)
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: TagReaderReply(request_message, parent),
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replies_(replies) {
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for (TagReaderReply* reply : replies_) {
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NewClosure(reply, SIGNAL(Finished(bool)), [=]() {
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if (IsFinished()) {
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int successes = std::count_if(
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replies_.constBegin(), replies_.constEnd(),
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std::mem_fn(&TagReaderReply::is_successful));
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emit this->Finished(successes == replies_.count());
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}
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});
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}
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}
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const QList<TagReaderReply*>& replies() const { return replies_; }
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bool WaitForFinished() override {
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WaitForSignal(this, SIGNAL(Finished(bool)));
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return IsFinished();
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}
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private:
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bool IsFinished() const {
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int finished = std::count_if(
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replies_.constBegin(), replies_.constEnd(),
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std::mem_fn(&TagReaderReply::is_finished));
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return finished == replies_.count();
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}
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QList<TagReaderReply*> replies_;
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};
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TagReaderReply* TagReaderClient::ReadCloudFile(
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const QUrl& download_url, const QString& title, int size,
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const QString& mime_type, const QString& authorisation_header) {
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pb::tagreader::Message message;
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pb::tagreader::ReadCloudFileRequest* req =
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message.mutable_read_cloud_file_request();
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const QString url_string = download_url.toEncoded();
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req->set_download_url(DataCommaSizeFromQString(url_string));
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req->set_title(DataCommaSizeFromQString(title));
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req->set_size(size);
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req->set_mime_type(DataCommaSizeFromQString(mime_type));
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req->set_authorisation_header(DataCommaSizeFromQString(authorisation_header));
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return worker_pool_->SendMessageWithReply(&message);
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}
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TagReaderReply* TagReaderClient::GetNetworkStatistics() {
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pb::tagreader::Message message;
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message.mutable_network_statistics_request();
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QList<TagReaderReply*> replies =
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worker_pool_->BroadcastMessageWithReply(&message);
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return new BroadcastReply(message, replies);
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}
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void TagReaderClient::GetNetworkStatisticsBlocking() {
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BroadcastReply* reply = static_cast<BroadcastReply*>(GetNetworkStatistics());
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reply->WaitForFinished();
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reply->deleteLater();
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NetworkStatisticsResponse response;
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for (TagReaderReply* r : reply->replies()) {
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response.MergeFrom(r->message().network_statistics_response());
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}
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// Aggregate stats.
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QMap<QString, int> requests_by_host;
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QMap<QString, qint64> bytes_received_by_host;
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for (const NetworkStatisticsResponse::Entry& entry : response.entry()) {
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QUrl url(QStringFromStdString(entry.url()));
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QString host = url.authority();
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if (requests_by_host.contains(host)) {
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++requests_by_host[host];
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} else {
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requests_by_host[host] = 1;
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}
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if (bytes_received_by_host.contains(host)) {
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bytes_received_by_host[host] += entry.bytes_received();
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} else {
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bytes_received_by_host[host] = entry.bytes_received();
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}
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}
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qLog(Debug) << requests_by_host;
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qLog(Debug) << bytes_received_by_host;
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}
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void TagReaderClient::ReadFileBlocking(const QString& filename, Song* song) {
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Q_ASSERT(QThread::currentThread() != thread());
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TagReaderReply* reply = ReadFile(filename);
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if (reply->WaitForFinished()) {
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song->InitFromProtobuf(reply->message().read_file_response().metadata());
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}
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reply->deleteLater();
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}
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bool TagReaderClient::SaveFileBlocking(const QString& filename,
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const Song& metadata) {
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Q_ASSERT(QThread::currentThread() != thread());
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bool ret = false;
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TagReaderReply* reply = SaveFile(filename, metadata);
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if (reply->WaitForFinished()) {
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ret = reply->message().save_file_response().success();
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}
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reply->deleteLater();
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return ret;
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}
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bool TagReaderClient::UpdateSongStatisticsBlocking(const Song& metadata) {
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Q_ASSERT(QThread::currentThread() != thread());
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bool ret = false;
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TagReaderReply* reply = UpdateSongStatistics(metadata);
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if (reply->WaitForFinished()) {
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ret = reply->message().save_song_statistics_to_file_response().success();
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}
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reply->deleteLater();
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return ret;
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}
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bool TagReaderClient::UpdateSongRatingBlocking(const Song& metadata) {
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Q_ASSERT(QThread::currentThread() != thread());
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bool ret = false;
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TagReaderReply* reply = UpdateSongRating(metadata);
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if (reply->WaitForFinished()) {
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ret = reply->message().save_song_rating_to_file_response().success();
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}
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reply->deleteLater();
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return ret;
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}
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bool TagReaderClient::IsMediaFileBlocking(const QString& filename) {
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Q_ASSERT(QThread::currentThread() != thread());
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bool ret = false;
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TagReaderReply* reply = IsMediaFile(filename);
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if (reply->WaitForFinished()) {
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ret = reply->message().is_media_file_response().success();
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}
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reply->deleteLater();
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return ret;
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}
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QImage TagReaderClient::LoadEmbeddedArtBlocking(const QString& filename) {
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Q_ASSERT(QThread::currentThread() != thread());
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QImage ret;
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TagReaderReply* reply = LoadEmbeddedArt(filename);
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if (reply->WaitForFinished()) {
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const std::string& data_str =
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reply->message().load_embedded_art_response().data();
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ret.loadFromData(QByteArray(data_str.data(), data_str.size()));
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}
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reply->deleteLater();
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return ret;
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}
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