255 lines
8.0 KiB
C++
255 lines
8.0 KiB
C++
/* This file is part of Clementine.
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Copyright 2010-2013, David Sansome <me@davidsansome.com>
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Copyright 2011, Tyler Rhodes <tyler.s.rhodes@gmail.com>
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Copyright 2011, Paweł Bara <keirangtp@gmail.com>
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Copyright 2012, 2014, John Maguire <john.maguire@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 "radiobrowserservice.h"
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#include <QCoreApplication>
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#include <QDesktopServices>
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#include <QJsonArray>
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#include <QJsonDocument>
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#include <QMenu>
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#include <QNetworkReply>
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#include <QNetworkRequest>
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#include <QtDebug>
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#include "core/application.h"
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#include "core/closure.h"
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#include "core/logging.h"
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#include "core/network.h"
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#include "core/player.h"
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#include "core/taskmanager.h"
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#include "core/utilities.h"
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#include "globalsearch/globalsearch.h"
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#include "globalsearch/radiobrowsersearchprovider.h"
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#include "radiobrowserurlhandler.h"
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#include "internet/core/internetmodel.h"
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#include "ui/iconloader.h"
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const int RadioBrowserServiceBase::kStreamsCacheDurationSecs =
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60 * 60 * 24 * 28; // 4 weeks
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bool operator<(const RadioBrowserServiceBase::Stream& a,
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const RadioBrowserServiceBase::Stream& b) {
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return a.name_.compare(b.name_, Qt::CaseInsensitive) < 0;
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}
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RadioBrowserServiceBase::RadioBrowserServiceBase(
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Application* app, InternetModel* parent, const QString& name,
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const QUrl& channel_list_url, const QUrl& homepage_url,
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const QUrl& donate_page_url, const QIcon& icon)
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: InternetService(name, app, parent, parent),
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url_scheme_(name.toLower().remove(' ')),
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url_handler_(new RadioBrowserUrlHandler(app, this, this)),
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root_(nullptr),
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context_menu_(nullptr),
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network_(new NetworkAccessManager(this)),
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streams_(name, "streams", kStreamsCacheDurationSecs),
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name_(name),
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channel_list_url_(channel_list_url),
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homepage_url_(homepage_url),
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donate_page_url_(donate_page_url),
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icon_(icon) {
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ReloadSettings();
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app_->player()->RegisterUrlHandler(url_handler_);
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app_->global_search()->AddProvider(
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new RadioBrowserSearchProvider(this, app_, this));
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}
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RadioBrowserServiceBase::~RadioBrowserServiceBase() {
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delete context_menu_;
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}
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QStandardItem* RadioBrowserServiceBase::CreateRootItem() {
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root_ = new QStandardItem(icon_, name_);
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root_->setData(true, InternetModel::Role_CanLazyLoad);
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return root_;
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}
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void RadioBrowserServiceBase::LazyPopulate(QStandardItem* item) {
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switch (item->data(InternetModel::Role_Type).toInt()) {
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case InternetModel::Type_Service:
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RefreshStreams();
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break;
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default:
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break;
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}
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}
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void RadioBrowserServiceBase::ShowContextMenu(const QPoint& global_pos) {
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if (!context_menu_) {
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context_menu_ = new QMenu;
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context_menu_->addActions(GetPlaylistActions());
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context_menu_->addAction(IconLoader::Load("download", IconLoader::Base),
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tr("Open %1 in browser").arg(homepage_url_.host()),
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this, SLOT(Homepage()));
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if (!donate_page_url_.isEmpty()) {
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context_menu_->addAction(IconLoader::Load("download", IconLoader::Base),
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tr("Donate"), this, SLOT(Donate()));
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}
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context_menu_->addAction(IconLoader::Load("view-refresh", IconLoader::Base),
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tr("Refresh channels"), this,
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SLOT(ForceRefreshStreams()));
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}
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context_menu_->popup(global_pos);
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}
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void RadioBrowserServiceBase::ForceRefreshStreams() {
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QNetworkReply* reply = network_->get(QNetworkRequest(channel_list_url_));
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int task_id = app_->task_manager()->StartTask(tr("Getting channels"));
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NewClosure(reply, SIGNAL(finished()), this,
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SLOT(RefreshStreamsFinished(QNetworkReply*, int)), reply, task_id);
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}
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void RadioBrowserServiceBase::RefreshStreamsFinished(QNetworkReply* reply,
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int task_id) {
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app_->task_manager()->SetTaskFinished(task_id);
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reply->deleteLater();
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if (reply->error() != QNetworkReply::NoError) {
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app_->AddError(
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tr("Failed to get channel list:\n%1").arg(reply->errorString()));
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return;
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}
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StreamList list;
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QJsonParseError error;
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QJsonDocument document = QJsonDocument::fromJson(reply->readAll(), &error);
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if (error.error != QJsonParseError::NoError) {
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app_->AddError(
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tr("Failed to parse channel list:\n%1").arg(error.errorString()));
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return;
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}
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QJsonArray contents = document.array();
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qLog(Debug) << "RadioBrowser station list found:" << contents.size();
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for (const QJsonValue& c : contents) {
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QJsonObject item = c.toObject();
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ReadStation(item, &list);
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}
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streams_.Update(list);
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streams_.Sort();
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// Only update the item's children if it's already been populated
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if (!root_->data(InternetModel::Role_CanLazyLoad).toBool()) PopulateStreams();
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emit StreamsChanged();
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}
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void RadioBrowserServiceBase::ReadStation(QJsonObject& item,
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StreamList* ret) {
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Stream stream;
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stream.name_ = item["name"].toString();
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QUrl url(item["url"].toString());
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stream.url_ = url;
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ret->append(stream);
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}
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Song RadioBrowserServiceBase::Stream::ToSong(const QString& prefix) const {
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QString song_title = name_.trimmed();
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if (!song_title.startsWith(prefix)) {
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song_title = prefix + " " + song_title;
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}
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Song ret;
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ret.set_valid(true);
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ret.set_title(song_title);
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ret.set_artist(name_);
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ret.set_url(url_);
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return ret;
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}
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void RadioBrowserServiceBase::Homepage() {
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QDesktopServices::openUrl(homepage_url_);
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}
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void RadioBrowserServiceBase::Donate() {
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QDesktopServices::openUrl(donate_page_url_);
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}
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PlaylistItem::Options RadioBrowserServiceBase::playlistitem_options() const {
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return PlaylistItem::PauseDisabled;
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}
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RadioBrowserServiceBase::StreamList RadioBrowserServiceBase::Streams() {
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if (IsStreamListStale()) {
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metaObject()->invokeMethod(this, "ForceRefreshStreams",
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Qt::QueuedConnection);
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}
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return streams_;
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}
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void RadioBrowserServiceBase::RefreshStreams() {
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if (IsStreamListStale()) {
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ForceRefreshStreams();
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return;
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}
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PopulateStreams();
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}
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void RadioBrowserServiceBase::PopulateStreams() {
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if (root_->hasChildren()) root_->removeRows(0, root_->rowCount());
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for (const Stream& stream : streams_) {
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QStandardItem* item = new QStandardItem(
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IconLoader::Load("icon_radio", IconLoader::Lastfm), QString());
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item->setText(stream.name_);
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item->setData(QVariant::fromValue(stream.ToSong(name_)),
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InternetModel::Role_SongMetadata);
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item->setData(InternetModel::PlayBehaviour_SingleItem,
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InternetModel::Role_PlayBehaviour);
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root_->appendRow(item);
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}
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}
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QDataStream& operator<<(QDataStream& out,
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const RadioBrowserServiceBase::Stream& stream) {
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out << stream.name_ << stream.url_;
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return out;
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}
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QDataStream& operator>>(QDataStream& in,
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RadioBrowserServiceBase::Stream& stream) {
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in >> stream.name_ >> stream.url_;
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return in;
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}
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void RadioBrowserServiceBase::ReloadSettings() {
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streams_.Load();
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streams_.Sort();
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}
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RadioBrowserService::RadioBrowserService(Application* app,
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InternetModel* parent)
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: RadioBrowserServiceBase(
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app, parent, "Radio-Browser.info",
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QUrl("http://all.api.radio-browser.info/json/stations"),
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QUrl("https://www.radio-browser.info"), QUrl(),
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IconLoader::Load("radiobrowser", IconLoader::Provider)) {}
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