815 lines
26 KiB
C++
815 lines
26 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program 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 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "streamsmodel.h"
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#include "icon.h"
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#include "icons.h"
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#include "networkaccessmanager.h"
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#include "localize.h"
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#include "utils.h"
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#include "mpdconnection.h"
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#include "mpdparseutils.h"
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#include "settings.h"
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#include "playqueuemodel.h"
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#include "itemview.h"
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#include "action.h"
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#include "stdactions.h"
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#include "qjson/parser.h"
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#include "qtiocompressor/qtiocompressor.h"
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#include <QModelIndex>
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#include <QString>
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#include <QVariant>
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#include <QMimeData>
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#include <QXmlStreamReader>
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#include <QFile>
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#include <QFileInfo>
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#include <QTimer>
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#include <QDebug>
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#if QT_VERSION >= 0x050000
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#include <QUrlQuery>
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#endif
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#ifdef ENABLE_KDE_SUPPORT
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K_GLOBAL_STATIC(StreamsModel, instance)
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#endif
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StreamsModel * StreamsModel::self()
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{
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#ifdef ENABLE_KDE_SUPPORT
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return instance;
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#else
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static StreamsModel *instance=0;
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if(!instance) {
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instance=new StreamsModel;
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}
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return instance;
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#endif
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}
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const QString StreamsModel::constPrefix("cantata-");
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static const char * constOrigUrlProperty = "orig-url";
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static QString constRadioTimeHost=QLatin1String("opml.radiotime.com");
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static QString constRadioTimeUrl=QLatin1String("http://")+constRadioTimeHost+QLatin1String("/Browse.ashx");
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static QString constFavouritesUrl=QLatin1String("cantata://internal");
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static QString constIceCastUrl=QLatin1String("http://dir.xiph.org/yp.xml");
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static QString constSomaFMUrl=QLatin1String("http://somafm.com/channels.xml");
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static QString constDigitiallyImportedUrl=QLatin1String("http://www.di.fm");
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static QString constJazzRadioUrl=QLatin1String("http://www.jazzradio.com");
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static QString constSkyFmUrl=QLatin1String("http://www.sky.fm");
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static QStringList constDiUrls=QStringList() << constDigitiallyImportedUrl << constJazzRadioUrl << constSkyFmUrl;
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static const char * constDiApiUsername="ephemeron";
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static const char * constDiApiPassword="dayeiph0ne@pp";
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//static const QString constDiAuthUrl=QLatin1String("http://api.audioaddict.com/v1/%1/members/authenticate");
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static const QString constDiChannelListHost=QLatin1String("api.v2.audioaddict.com");
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static const QString constDiChannelListUrl=QLatin1String("http://")+constDiChannelListHost+("/v1/%1/mobile/batch_update?asset_group_key=mobile_icons&stream_set_key=");
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static const QString constDiStdUrl=QLatin1String("http://%1/public3/%2.pls");
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static const QLatin1String constFavouritesFileName("streams.xml.gz");
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QString StreamsModel::favouritesDir()
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{
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return Settings::self()->storeStreamsInMpdDir() ? MPDConnection::self()->getDetails().dir : Utils::configDir(QString(), false);
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}
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static QString getInternalFile(bool createDir=false)
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{
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if (Settings::self()->storeStreamsInMpdDir()) {
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return MPDConnection::self()->getDetails().dir+constFavouritesFileName;
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}
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return Utils::configDir(QString(), createDir)+constFavouritesFileName;
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}
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StreamsModel::StreamsModel(QObject *parent)
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: ActionModel(parent)
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, root(new CategoryItem(QString(), "root"))
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, favouritesIsWriteable(true)
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, favouritesModified(false)
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, favouritesSaveTimer(0)
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{
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root->children.append(new CategoryItem(constRadioTimeUrl, i18n("TuneIn"), root, QIcon(":streams-tunein")));
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root->children.append(new CategoryItem(constIceCastUrl, i18n("IceCast"), root, QIcon(":streams-icecast")));
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root->children.append(new CategoryItem(constSomaFMUrl, i18n("SomaFM"), root, QIcon(":streams-somafm")));
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root->children.append(new CategoryItem(constDigitiallyImportedUrl, i18n("Digitally Imported"), root, QIcon(":streams-digitallyimported")));
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root->children.append(new CategoryItem(constJazzRadioUrl, i18n("JazzRadio.com"), root, QIcon(":streams-jazzradio")));
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root->children.append(new CategoryItem(constSkyFmUrl, i18n("Sky.fm"), root, QIcon(":streams-skyfm")));
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favourites=new CategoryItem(constFavouritesUrl, i18n("Favourites"), root, QIcon(":streams-favourites"));
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favourites->isFavourites=true;
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root->children.append(favourites);
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}
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StreamsModel::~StreamsModel()
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{
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delete root;
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}
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QModelIndex StreamsModel::index(int row, int column, const QModelIndex &parent) const
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{
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if (!hasIndex(row, column, parent)) {
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return QModelIndex();
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}
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const CategoryItem * p = parent.isValid() ? static_cast<CategoryItem *>(parent.internalPointer()) : root;
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const Item * c = row<p->children.count() ? p->children.at(row) : 0;
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return c ? createIndex(row, column, (void *)c) : QModelIndex();
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}
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QModelIndex StreamsModel::parent(const QModelIndex &index) const
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{
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if (!index.isValid()) {
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return QModelIndex();
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}
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Item * parent = toItem(index)->parent;
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if (!parent || parent == root || !parent->parent) {
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return QModelIndex();
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}
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return createIndex(static_cast<CategoryItem *>(parent->parent)->children.indexOf(parent), 0, parent);
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}
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QVariant StreamsModel::headerData(int /*section*/, Qt::Orientation /*orientation*/, int /*role*/) const
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{
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return QVariant();
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}
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int StreamsModel::rowCount(const QModelIndex &parent) const
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{
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if (parent.isValid()) {
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Item *item = toItem(parent);
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return item->isCategory() ? static_cast<CategoryItem *>(item)->children.count() : 0;
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}
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return root->children.count();
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}
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int StreamsModel::columnCount(const QModelIndex &) const
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{
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return 1;
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}
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QVariant StreamsModel::data(const QModelIndex &index, int role) const
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{
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const Item *item = toItem(index);
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switch (role) {
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case Qt::DecorationRole:
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if (item->isCategory()) {
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const CategoryItem *cat=static_cast<const CategoryItem *>(item);
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return cat->icon.isNull() ? Icons::self()->streamCategoryIcon : cat->icon;
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} else {
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return Icon("audio-x-generic");
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}
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case Qt::DisplayRole:
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return item->name;
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case Qt::ToolTipRole:
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return item->isCategory() ? item->name : item->url;
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case ItemView::Role_SubText:
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if (item->isCategory()) {
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const CategoryItem *cat=static_cast<const CategoryItem *>(item);
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switch (cat->state) {
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case CategoryItem::Initial:
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return i18n("No Loaded");
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case CategoryItem::Fetching:
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return i18n("Loading...");
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default:
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#ifdef ENABLE_KDE_SUPPORT
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return i18np("1 Entry", "%1 Entries", cat->children.count());
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#else
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return QTP_ENTRIES_STR(cat->children.count());
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#endif
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}
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}
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break;
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case ItemView::Role_Actions:
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if (!item->isCategory()){
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QVariant v;
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v.setValue<QList<Action *> >(QList<Action *>() << StdActions::self()->replacePlayQueueAction);
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return v;
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}
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break;
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default:
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break;
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}
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return QVariant();
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}
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Qt::ItemFlags StreamsModel::flags(const QModelIndex &index) const
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{
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if (index.isValid()) {
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return Qt::ItemIsSelectable | Qt::ItemIsDragEnabled | Qt::ItemIsEnabled;
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} else {
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return Qt::NoItemFlags;
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}
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}
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bool StreamsModel::hasChildren(const QModelIndex &index) const
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{
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return index.isValid() ? toItem(index)->isCategory() : true;
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}
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bool StreamsModel::canFetchMore(const QModelIndex &index) const
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{
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if (index.isValid()) {
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Item *item = toItem(index);
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return item->isCategory() && CategoryItem::Initial==static_cast<CategoryItem *>(item)->state && !item->url.isEmpty();
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} else {
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return false;
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}
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}
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void StreamsModel::fetchMore(const QModelIndex &index)
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{
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if (!index.isValid()) {
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return;
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}
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Item *item = toItem(index);
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if (item->isCategory() && !item->url.isEmpty()) {
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CategoryItem *cat=static_cast<CategoryItem *>(item);
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if (item->url==constFavouritesUrl && !getInternalFile().startsWith(QLatin1String("http://"))) {
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cat->state=CategoryItem::Fetching;
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emit dataChanged(index, index);
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loadFavourites(index);
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cat->state=CategoryItem::Fetched;
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} else {
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QNetworkRequest req;
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if (constDiUrls.contains(cat->url)) {
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req=QNetworkRequest(constDiChannelListUrl.arg(cat->url.split(".").at(1)));
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#if QT_VERSION < 0x050000
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req.setRawHeader("Authorization", "Basic "+QString("%1:%2").arg(constDiApiUsername, constDiApiPassword).toAscii().toBase64());
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#else
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req.setRawHeader("Authorization", "Basic "+QString("%1:%2").arg(constDiApiUsername, constDiApiPassword).toLatin1().toBase64());
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#endif
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} else {
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req=QNetworkRequest(cat->url);
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}
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if (cat==favourites && !favourites->children.isEmpty()) {
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beginRemoveRows(index, 0, favourites->children.count()-1);
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qDeleteAll(favourites->children);
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favourites->children.clear();
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endRemoveRows();
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}
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QNetworkReply *job=NetworkAccessManager::self()->get(req);
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job->setProperty(constOrigUrlProperty, cat->url);
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if (jobs.isEmpty()) {
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emit loading();
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}
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jobs.insert(job, cat);
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connect(job, SIGNAL(finished()), SLOT(jobFinished()));
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cat->state=CategoryItem::Fetching;
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}
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emit dataChanged(index, index);
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}
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}
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void StreamsModel::saveFavourites(bool force)
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{
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if (force) {
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if (favouritesSaveTimer) {
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favouritesSaveTimer->stop();
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}
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persistFavourites();
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} else if (!QFile::exists(getInternalFile(false)) || !QFileInfo(getInternalFile(false)).isWritable()) {
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if (favouritesSaveTimer) {
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favouritesSaveTimer->stop();
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}
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persistFavourites(); // Call persist now so as to log errors immediately
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} else {
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if (!favouritesSaveTimer) {
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favouritesSaveTimer=new QTimer(this);
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connect(favouritesSaveTimer, SIGNAL(timeout()), this, SLOT(persistFavourites()));
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}
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favouritesSaveTimer->start(10*1000);
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}
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}
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bool StreamsModel::checkFavouritesWritable()
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{
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QString dirName=favouritesDir();
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bool isHttp=dirName.startsWith("http:/");
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favouritesIsWriteable=!isHttp && QFileInfo(dirName).isWritable();
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if (favouritesIsWriteable) {
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QString fileName=getInternalFile(false);
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if (QFile::exists(fileName) && !QFileInfo(fileName).isWritable()) {
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favouritesIsWriteable=false;
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}
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}
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return favouritesIsWriteable;
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}
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void StreamsModel::reloadFavourites()
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{
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fetchMore(createIndex(root->children.indexOf(favourites), 0, favourites));
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}
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void StreamsModel::removeFromFavourites(const QModelIndex &index)
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{
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Item *item=static_cast<Item *>(index.internalPointer());
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int pos=favourites->children.indexOf(item);
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if (-1!=pos) {
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QModelIndex index=createIndex(root->children.indexOf(favourites), 0, (void *)favourites);
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beginRemoveRows(index, pos, pos);
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delete favourites->children.takeAt(pos);
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endRemoveRows();
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favouritesModified=true;
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saveFavourites();
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}
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}
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void StreamsModel::addToFavourites(const QString &url, const QString &name)
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{
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QSet<QString> existingNames;
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foreach (Item *i, favourites->children) {
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if (i->url==url) {
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return;
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}
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existingNames.insert(i->name);
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}
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QString n=name;
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int i=1;
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for (; i<100 && existingNames.contains(n); ++i) {
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n=name+QLatin1String("_")+QString::number(i);
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}
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if (i<100) {
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QModelIndex index=createIndex(root->children.indexOf(favourites), 0, (void *)favourites);
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beginInsertRows(index, favourites->children.count(), favourites->children.count());
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favourites->children.append(new Item(url, n, favourites));
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endInsertRows();
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favouritesModified=true;
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saveFavourites();
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}
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}
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QString StreamsModel::favouritesNameForUrl(const QString &u)
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{
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foreach (Item *i, favourites->children) {
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if (i->url==u) {
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return i->name;
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}
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}
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return QString();
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}
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bool StreamsModel::nameExistsInFavourites(const QString &n)
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{
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foreach (Item *i, favourites->children) {
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if (i->name==n) {
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return true;
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}
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}
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return false;
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}
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void StreamsModel::updateFavouriteStream(Item *item)
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{
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int pos=favourites->children.indexOf(item);
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if (-1==pos) {
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return;
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}
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QModelIndex index=createIndex(favourites->children.indexOf(item), 0, (void *)item);
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favouritesModified=true;
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saveFavourites();
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emit dataChanged(index, index);
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}
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bool StreamsModel::importXml(const QString &fileName)
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{
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return loadXml(fileName, createIndex(root->children.indexOf(favourites), 0, favourites));
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}
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bool StreamsModel::saveXml(const QString &fileName, const QList<Item *> &items)
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{
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QFile file(fileName);
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if (fileName.endsWith(".xml")) {
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return file.open(QIODevice::WriteOnly) && saveXml(&file, items.isEmpty() ? favourites->children : items, true);
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} else {
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QtIOCompressor compressor(&file);
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compressor.setStreamFormat(QtIOCompressor::GzipFormat);
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return compressor.open(QIODevice::WriteOnly) && saveXml(&compressor, items.isEmpty() ? favourites->children : items, false);
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}
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}
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bool StreamsModel::validProtocol(const QString &file)
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{
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QString scheme=QUrl(file).scheme();
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return scheme.isEmpty() || MPDConnection::self()->urlHandlers().contains(scheme);
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}
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QString StreamsModel::modifyUrl(const QString &u, bool addPrefix, const QString &name)
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{
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return MPDParseUtils::addStreamName(!addPrefix || !u.startsWith("http:") ? u : (constPrefix+u), name);
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}
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static void filenames(QStringList &fn, bool addPrefix, const StreamsModel::CategoryItem *cat)
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{
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foreach (const StreamsModel::Item *i, cat->children) {
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if (i->isCategory()) {
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filenames(fn, addPrefix, static_cast<const StreamsModel::CategoryItem *>(i));
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} else if (!fn.contains(i->url) && StreamsModel::validProtocol(i->url)) {
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fn << StreamsModel::modifyUrl(i->url, addPrefix, i->name);
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}
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}
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}
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QStringList StreamsModel::filenames(const QModelIndexList &indexes, bool addPrefix) const
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{
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QStringList fnames;
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foreach(QModelIndex index, indexes) {
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Item *item=static_cast<Item *>(index.internalPointer());
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if (item->isCategory()) {
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::filenames(fnames, addPrefix, static_cast<const StreamsModel::CategoryItem *>(item));
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} else if (!fnames.contains(item->url) && validProtocol(item->url)) {
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fnames << modifyUrl(item->url, addPrefix, item->name);
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}
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}
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return fnames;
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}
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QMimeData * StreamsModel::mimeData(const QModelIndexList &indexes) const
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{
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QMimeData *mimeData = new QMimeData();
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PlayQueueModel::encode(*mimeData, PlayQueueModel::constFileNameMimeType, filenames(indexes, true));
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return mimeData;
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}
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QStringList StreamsModel::mimeTypes() const
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{
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QStringList types;
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types << PlayQueueModel::constFileNameMimeType;
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return types;
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}
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void StreamsModel::jobFinished()
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{
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QNetworkReply *job=dynamic_cast<QNetworkReply *>(sender());
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if (!job) {
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return;
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}
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job->deleteLater();
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if (jobs.contains(job)) {
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CategoryItem *cat=jobs[job];
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cat->state=CategoryItem::Fetched;
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jobs.remove(job);
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QModelIndex index=createIndex(cat->parent->children.indexOf(cat), 0, (void *)cat);
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if (QNetworkReply::NoError==job->error()) {
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QList<Item *> newItems;
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if (cat==favourites) {
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newItems=loadXml(job, true);
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} else if (QLatin1String("http")==job->url().scheme()) {
|
|
QString url=job->url().toString();
|
|
if (constRadioTimeHost==job->url().host()) {
|
|
newItems=parseRadioTimeResponse(job, cat);
|
|
} else if (constIceCastUrl==url) {
|
|
newItems=parseIceCastResponse(job, cat);
|
|
} else if (constSomaFMUrl==url) {
|
|
newItems=parseSomaFmResponse(job, cat);
|
|
} else if (constDiChannelListHost==job->url().host()) {
|
|
newItems=parseDigitallyImportedResponse(job, cat, job->property(constOrigUrlProperty).toString());
|
|
}
|
|
}
|
|
|
|
if (!newItems.isEmpty()) {
|
|
beginInsertRows(index, 0, newItems.count()-1);
|
|
cat->children=newItems;
|
|
endInsertRows();
|
|
}
|
|
}
|
|
emit dataChanged(index, index);
|
|
if (jobs.isEmpty()) {
|
|
emit loaded();
|
|
}
|
|
}
|
|
}
|
|
|
|
void StreamsModel::persistFavourites()
|
|
{
|
|
if (favouritesModified) {
|
|
QString fileName=getInternalFile(true);
|
|
favouritesModified=false;
|
|
if (favourites->children.isEmpty()) {
|
|
// No entries, so remove file...
|
|
if (QFile::exists(fileName) && !QFile::remove(fileName)) {
|
|
emit error(i18n("Failed to save stream list. Please check %1 is writable.").arg(fileName));
|
|
reloadFavourites();
|
|
}
|
|
} else if (saveXml(fileName, favourites->children)) {
|
|
Utils::setFilePerms(fileName);
|
|
} else {
|
|
emit error(i18n("Failed to save stream list. Please check %1 is writable.").arg(fileName));
|
|
reloadFavourites();
|
|
}
|
|
}
|
|
}
|
|
|
|
QList<StreamsModel::Item *> StreamsModel::parseRadioTimeResponse(QIODevice *dev, CategoryItem *cat)
|
|
{
|
|
QList<Item *> newItems;
|
|
QXmlStreamReader doc(dev);
|
|
while (!doc.atEnd()) {
|
|
doc.readNext();
|
|
if (doc.isStartElement() && QLatin1String("outline")==doc.name()) {
|
|
Item *item = parseRadioTimeEntry(doc, cat);
|
|
if (item) {
|
|
newItems.append(item);
|
|
}
|
|
}
|
|
}
|
|
return newItems;
|
|
}
|
|
|
|
QList<StreamsModel::Item *> StreamsModel::parseIceCastResponse(QIODevice *dev, CategoryItem *cat)
|
|
{
|
|
QList<Item *> newItems;
|
|
QXmlStreamReader doc(dev);
|
|
while (!doc.atEnd()) {
|
|
doc.readNext();
|
|
if (doc.isStartElement() && QLatin1String("entry")==doc.name()) {
|
|
Item *item = parseIceCastEntry(doc, cat);
|
|
if (item) {
|
|
newItems.append(item);
|
|
}
|
|
}
|
|
}
|
|
return newItems;
|
|
}
|
|
|
|
QList<StreamsModel::Item *> StreamsModel::parseSomaFmResponse(QIODevice *dev, CategoryItem *cat)
|
|
{
|
|
QList<Item *> newItems;
|
|
QXmlStreamReader doc(dev);
|
|
while (!doc.atEnd()) {
|
|
doc.readNext();
|
|
if (doc.isStartElement() && QLatin1String("channel")==doc.name()) {
|
|
Item *item = parseSomaFmEntry(doc, cat);
|
|
if (item) {
|
|
newItems.append(item);
|
|
}
|
|
}
|
|
}
|
|
return newItems;
|
|
}
|
|
|
|
QList<StreamsModel::Item *> StreamsModel::parseDigitallyImportedResponse(QIODevice *dev, CategoryItem *cat, const QString &origUrl)
|
|
{
|
|
QList<Item *> newItems;
|
|
QJson::Parser parser;
|
|
QVariantMap data = parser.parse(dev).toMap();
|
|
QString listenHost=QLatin1String("listen.")+QUrl(origUrl).host().remove("www.");
|
|
|
|
if (data.contains("channel_filters")) {
|
|
QVariantList filters = data["channel_filters"].toList();
|
|
|
|
foreach (const QVariant &filter, filters) {
|
|
// Find the filter called "All"
|
|
QVariantMap filterMap = filter.toMap();
|
|
if (filterMap.value("name", QString()).toString() != "All") {
|
|
continue;
|
|
}
|
|
|
|
// Add all its stations to the result
|
|
QVariantList channels = filterMap.value("channels", QVariantList()).toList();
|
|
foreach (const QVariant &channel, channels) {
|
|
QVariantMap channelMap = channel.toMap();
|
|
QString url=constDiStdUrl.arg(listenHost).arg(channelMap.value("key").toString());
|
|
newItems.append(new Item(url, channelMap.value("name").toString(), cat));
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
return newItems;
|
|
}
|
|
|
|
StreamsModel::Item * StreamsModel::parseRadioTimeEntry(QXmlStreamReader &doc, CategoryItem *parent)
|
|
{
|
|
Item *item=0;
|
|
CategoryItem *cat=0;
|
|
while (!doc.atEnd()) {
|
|
if (doc.isStartElement()) {
|
|
QString text=doc.attributes().value("text").toString();
|
|
if (!text.isEmpty()) {
|
|
QString url=doc.attributes().value("URL").toString();
|
|
bool isStation=QLatin1String("audio")==doc.attributes().value("type").toString();
|
|
if (isStation) {
|
|
item=new Item(url, text, parent);
|
|
} else {
|
|
item=cat=new CategoryItem(url, text, parent);
|
|
}
|
|
}
|
|
}
|
|
|
|
doc.readNext();
|
|
if (doc.isStartElement() && QLatin1String("outline")==doc.name()) {
|
|
Item *child = parseRadioTimeEntry(doc, cat);
|
|
if (child) {
|
|
if (cat) {
|
|
cat->state=CategoryItem::Fetched;
|
|
cat->children.append(child);
|
|
} else {
|
|
delete child;
|
|
}
|
|
}
|
|
} else if (doc.isEndElement() && QLatin1String("outline")==doc.name()) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
return item;
|
|
}
|
|
|
|
StreamsModel::Item * StreamsModel::parseIceCastEntry(QXmlStreamReader &doc, CategoryItem *parent)
|
|
{
|
|
QString name;
|
|
QString url;
|
|
while (!doc.atEnd()) {
|
|
doc.readNext();
|
|
|
|
if (QXmlStreamReader::StartElement==doc.tokenType()) {
|
|
QStringRef elem = doc.name();
|
|
|
|
if (QLatin1String("server_name")==elem) {
|
|
name=doc.readElementText().trimmed();
|
|
} else if (QLatin1String("listen_url")==elem) {
|
|
url=doc.readElementText().toFloat();
|
|
}
|
|
} else if (doc.isEndElement() && QLatin1String("entry")==doc.name()) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
return name.isEmpty() || url.isEmpty() ? 0 : new Item(url, name, parent);
|
|
}
|
|
|
|
StreamsModel::Item * StreamsModel::parseSomaFmEntry(QXmlStreamReader &doc, CategoryItem *parent)
|
|
{
|
|
QString name;
|
|
QString url;
|
|
QString streamFormat;
|
|
|
|
while (!doc.atEnd()) {
|
|
doc.readNext();
|
|
|
|
if (QXmlStreamReader::StartElement==doc.tokenType()) {
|
|
QStringRef elem = doc.name();
|
|
|
|
if (QLatin1String("title")==elem) {
|
|
name=doc.readElementText().trimmed();
|
|
} else if (QLatin1String("fastpls")==elem) {
|
|
if (streamFormat.isEmpty() || QLatin1String("mp3")!=streamFormat) {
|
|
streamFormat=doc.attributes().value("format").toString();
|
|
url=doc.readElementText();
|
|
}
|
|
}
|
|
} else if (doc.isEndElement() && QLatin1String("channel")==doc.name()) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
return name.isEmpty() || url.isEmpty() ? 0 : new Item(url, name, parent);
|
|
}
|
|
|
|
void StreamsModel::loadFavourites(const QModelIndex &index)
|
|
{
|
|
if (!favourites->children.isEmpty()) {
|
|
beginRemoveRows(index, 0, favourites->children.count()-1);
|
|
qDeleteAll(favourites->children);
|
|
favourites->children.clear();
|
|
endRemoveRows();
|
|
}
|
|
loadXml(getInternalFile(false), index);
|
|
}
|
|
|
|
bool StreamsModel::loadXml(const QString &fileName, const QModelIndex &index)
|
|
{
|
|
QFile file(fileName);
|
|
if (!file.open(QIODevice::ReadOnly)) {
|
|
return false;
|
|
}
|
|
// Check for gzip header...
|
|
QByteArray header=file.read(2);
|
|
bool isCompressed=((unsigned char)header[0])==0x1f && ((unsigned char)header[1])==0x8b;
|
|
file.seek(0);
|
|
|
|
QtIOCompressor compressor(&file);
|
|
if (isCompressed) {
|
|
compressor.setStreamFormat(QtIOCompressor::GzipFormat);
|
|
if (!compressor.open(QIODevice::ReadOnly)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
QList<Item *> newItems=loadXml(isCompressed ? (QIODevice *)&compressor : (QIODevice *)&file, true);
|
|
|
|
if (!newItems.isEmpty()) {
|
|
beginInsertRows(index, favourites->children.count(), (favourites->children.count()+newItems.count())-1);
|
|
favourites->children+=newItems;
|
|
endInsertRows();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
QList<StreamsModel::Item *> StreamsModel::loadXml(QIODevice *dev, bool isInternal)
|
|
{
|
|
QList<Item *> newItems;
|
|
QXmlStreamReader doc(dev);
|
|
QSet<QString> existingUrls;
|
|
QSet<QString> existingNames;
|
|
|
|
if (!isInternal) {
|
|
foreach (Item *i, favourites->children) {
|
|
existingUrls.insert(i->url);
|
|
existingNames.insert(i->name);
|
|
}
|
|
}
|
|
|
|
while (!doc.atEnd()) {
|
|
doc.readNext();
|
|
|
|
if (doc.isStartElement() && QLatin1String("stream")==doc.name()) {
|
|
QString name=doc.attributes().value("name").toString();
|
|
QString origName=name;
|
|
QString url=doc.attributes().value("url").toString();
|
|
|
|
if (!name.isEmpty() && !name.isEmpty() && (isInternal || !existingUrls.contains(url))) {
|
|
int i=1;
|
|
if (!isInternal) {
|
|
for (; i<100 && existingNames.contains(name); ++i) {
|
|
name=origName+QLatin1String("_")+QString::number(i);
|
|
}
|
|
}
|
|
|
|
if (i<100) {
|
|
existingNames.insert(name);
|
|
existingUrls.insert(url);
|
|
newItems.append(new Item(url, name, favourites));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return newItems;
|
|
}
|
|
|
|
bool StreamsModel::saveXml(QIODevice *dev, const QList<Item *> &items, bool format) const
|
|
{
|
|
QXmlStreamWriter doc(dev);
|
|
doc.writeStartDocument();
|
|
doc.writeStartElement("streams");
|
|
doc.writeAttribute("version", "1.0");
|
|
if (format) {
|
|
doc.setAutoFormatting(true);
|
|
doc.setAutoFormattingIndent(1);
|
|
} else {
|
|
doc.setAutoFormatting(false);
|
|
}
|
|
|
|
foreach (const Item *i, items) {
|
|
doc.writeStartElement("stream");
|
|
doc.writeAttribute("name", i->name);
|
|
doc.writeAttribute("url", i->url);
|
|
doc.writeEndElement();
|
|
}
|
|
doc.writeEndElement();
|
|
doc.writeEndDocument();
|
|
return true;
|
|
}
|