/***************************************************************************
* Copyright (C) 2012 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QNetworkProxy>
#include <QUrl>
#include <QRegExp>
#include <QStandardItemModel>
#include <QSortFilterProxyModel>
#include <QSettings>
#include <QDir>
#include <QMessageBox>
#include <QXmlStreamReader>
#include <QXmlStreamWriter>
#include <qmmp/qmmpsettings.h>
#include <qmmp/qmmp.h>
#include <qmmpui/playlistmanager.h>
#include "streamwindow.h"
StreamWindow::StreamWindow(QWidget *parent) : QWidget(parent)
{
ui.setupUi(this);
setWindowFlags(Qt::Window);
setAttribute(Qt::WA_DeleteOnClose);
setAttribute(Qt::WA_QuitOnClose, false);
m_requestReply = 0;
ui.addPushButton->setIcon(QIcon::fromTheme("list-add"));
ui.updatePushButton->setIcon(QIcon::fromTheme("view-refresh"));
m_icecastModel = new QStandardItemModel(this);
m_icecastModel->setHorizontalHeaderLabels(QStringList() << tr("Name")
<< tr("Genre")
<< tr("Bitrate")
<< tr("Format"));
m_filterModel = new QSortFilterProxyModel(this);
m_filterModel->setSourceModel(m_icecastModel);
m_filterModel->setDynamicSortFilter(true);
m_filterModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
ui.icecastTableView->setModel(m_filterModel);
ui.icecastTableView->verticalHeader()->setDefaultSectionSize(fontMetrics().height());
ui.icecastTableView->verticalHeader()->setResizeMode(QHeaderView::Fixed);
ui.icecastTableView->setEditTriggers(QAbstractItemView::NoEditTriggers);
ui.statusLabel->hide();
m_http = new QNetworkAccessManager(this);
//load global proxy settings
QmmpSettings *gs = QmmpSettings::instance();
if (gs->isProxyEnabled())
{
QNetworkProxy proxy(QNetworkProxy::HttpProxy, gs->proxy().host(), gs->proxy().port());
if(gs->useProxyAuth())
{
proxy.setUser(gs->proxy().userName());
proxy.setPassword(gs->proxy().password());
}
m_http->setProxy(proxy);
}
connect(m_http, SIGNAL(finished (QNetworkReply *)), SLOT(showText(QNetworkReply *)));
//read settings
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
settings.beginGroup("StreamBrowser");
restoreGeometry(settings.value("geometry").toByteArray());
ui.icecastTableView->horizontalHeader()->restoreState(settings.value("icecast_headers").toByteArray());
settings.endGroup();
//create cache dir
QString path = QFileInfo(Qmmp::configFile()).absoluteDir().path();
QDir dir(path);
if(!dir.exists("streambrowser"))
dir.mkdir("streambrowser");
//read cache
QFile file(path + "/streambrowser/icecast.xml");
if(file.open(QIODevice::ReadOnly))
readIceCast(&file);
else
on_updatePushButton_clicked();
}
StreamWindow::~StreamWindow()
{
}
void StreamWindow::showText(QNetworkReply *reply)
{
ui.statusLabel->setText(tr("Done"));
if (reply->error() != QNetworkReply::NoError)
{
ui.statusLabel->setText(tr("Error"));
QMessageBox::warning (this, tr("Error"), reply->errorString());
m_requestReply = 0;
reply->deleteLater();
return;
}
if(m_requestReply == reply)
{
m_requestReply = 0;
readIceCast(reply);
}
reply->deleteLater();
}
void StreamWindow::on_updatePushButton_clicked()
{
QNetworkRequest request;
request.setUrl(QUrl("http://dir.xiph.org/yp.xml"));
request.setRawHeader("User-Agent", QString("qmmp/%1").arg(Qmmp::strVersion()).toAscii());
m_requestReply = m_http->get(request);
ui.statusLabel->setText(tr("Receiving"));
ui.statusLabel->show();
}
void StreamWindow::on_addPushButton_clicked()
{
QModelIndexList indexes = ui.icecastTableView->selectionModel()->selectedRows(0);
QStringList urls;
foreach(QModelIndex index, indexes)
{
QModelIndex source_index = m_filterModel->mapToSource(index);
urls.append(m_icecastModel->item(source_index.row(),0)->data().toString());
}
urls.removeDuplicates();
PlayListManager::instance()->add(urls);
}
void StreamWindow::on_filterLineEdit_textChanged(const QString &text)
{
m_filterModel->setFilterFixedString(text);
}
void StreamWindow::closeEvent(QCloseEvent *)
{
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
settings.beginGroup("StreamBrowser");
settings.setValue("geometry", saveGeometry());
settings.setValue("icecast_headers", ui.icecastTableView->horizontalHeader()->saveState());
settings.endGroup();
QString path = QFileInfo(Qmmp::configFile()).absoluteDir().path();
QFile file(path + "/streambrowser/icecast.xml");
file.open(QIODevice::WriteOnly);
QXmlStreamWriter writer(&file);
writer.setCodec("UTF-8");
writer.setAutoFormatting(true);
writer.writeStartDocument();
writer.writeStartElement("directory");
for(int i = 0; i < m_icecastModel->rowCount(); ++i)
{
writer.writeStartElement("entry");
writer.writeTextElement("server_name", m_icecastModel->item(i,0)->text());
writer.writeTextElement("listen_url", m_icecastModel->item(i,0)->data().toString());
writer.writeTextElement("genre", m_icecastModel->item(i,1)->text());
writer.writeTextElement("bitrate", m_icecastModel->item(i,2)->text());
writer.writeTextElement("server_type", m_icecastModel->item(i,3)->text());
writer.writeEndElement();
}
writer.writeEndElement();
writer.writeEndDocument();
}
void StreamWindow::readIceCast(QIODevice *input)
{
m_icecastModel->removeRows(0, m_icecastModel->rowCount());
QXmlStreamReader xml(input);
QString currentTag, server_name, listen_url, genre, bitrate, server_type;
while (!xml.atEnd())
{
xml.readNext();
if (xml.isStartElement())
{
currentTag = xml.name().toString();
}
else if (xml.isEndElement())
{
if (xml.name() == "entry")
{
m_icecastModel->appendRow(QList<QStandardItem *> ()
<< new QStandardItem(server_name)
<< new QStandardItem(genre)
<< new QStandardItem(bitrate)
<< new QStandardItem(server_type));
QStandardItem *item = m_icecastModel->item(m_icecastModel->rowCount()-1, 0);
item->setToolTip(server_name + "\n" + listen_url);
item->setData(listen_url);
server_name.clear();
listen_url.clear();
genre.clear();
bitrate.clear();
server_type.clear();
}
}
else if (xml.isCharacters() && !xml.isWhitespace())
{
if (currentTag == "server_name")
server_name += xml.text().toString();
else if (currentTag == "listen_url")
listen_url += xml.text().toString();
else if (currentTag == "genre")
genre += xml.text().toString();
else if (currentTag == "bitrate")
bitrate += xml.text().toString();
else if(currentTag == "server_type")
server_type += xml.text().toString();
}
}
if (xml.error() && xml.error() != QXmlStreamReader::PrematureEndOfDocumentError)
{
qWarning("StreamWindow: xml error: %lld: %s", xml.lineNumber(), qPrintable(xml.errorString()));
}
}
