annotate main/NetworkPermissionTester.cpp @ 1620:33d32b3190bf

Store aggregate models in the document and release them when they are invalidated (because their components have been released). They're no longer leaked, but we still don't save them in the session file.

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    
    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.  See the file
    COPYING included with this distribution for more information.
*/

#include "NetworkPermissionTester.h"

#include "../version.h"

#include <QWidget>
#include <QString>
#include <QSettings>
#include <QCoreApplication>
#include <QDialog>
#include <QGridLayout>
#include <QLabel>
#include <QDialogButtonBox>
#include <QCheckBox>

bool
NetworkPermissionTester::havePermission()
{
    QSettings settings;
    settings.beginGroup("Preferences");
    
    QString tag = QString("network-permission-%1").arg(SV_VERSION);

    bool permish = false;

    if (settings.contains(tag)) {
	permish = settings.value(tag, false).toBool();
    } else {

	QDialog d;
	d.setWindowTitle(QCoreApplication::translate("NetworkPermissionTester", "Welcome to Sonic Visualiser"));

	QGridLayout *layout = new QGridLayout;
	d.setLayout(layout);

        QString preamble;
        preamble = QCoreApplication::translate
            ("NetworkPermissionTester",
             "<h2>Welcome to Sonic Visualiser!</h2>"
             "<p><img src=\":icons/qm-logo-smaller.png\" style=\"float:right\">Sonic Visualiser is a program for viewing and exploring audio data for semantic music analysis and annotation.</p>"
             "<p>Developed in the Centre for Digital Music at Queen Mary University of London, Sonic Visualiser is open source software under the GNU General Public License.</p>"
             "<p><hr></p>"
             "<p><b>Before we go on...</b></p>"
             "<p>Sonic Visualiser would like permission to use the network.</p>");

        QString bullets;
        if (m_withOSC) {
            bullets = QCoreApplication::translate
                ("NetworkPermissionTester",
                 "<p>This is to:</p>"
                 "<ul><li> Find information about available and installed plugins;</li>"
                 "<li> Support the use of Open Sound Control; and</li>"
                 "<li> Tell you when updates are available.</li>"
                 "</ul>");
        } else {
            bullets = QCoreApplication::translate
                ("NetworkPermissionTester",
                 "<p>This is to:</p>"
                 "<ul><li> Find information about available and installed plugins; and</li>"
                 "<li> Tell you when updates are available.</li>"
                 "</ul>");
        }

        QString postamble;
        postamble = QCoreApplication::translate
            ("NetworkPermissionTester",
             "<p><b>No personal information will be sent, no tracking is carried out, and no individual information will be shared with anyone else.</b> We will however make aggregate counts of distinct requests for usage reporting.</p>"
             "<p>We recommend that you allow this, because it makes Sonic Visualiser more useful to you and supports the public funding of this work. But if you do not wish to allow it, please un-check the box below.<br></p>");
        
	QLabel *label = new QLabel;
	label->setWordWrap(true);
	label->setText(preamble + bullets + postamble);
	layout->addWidget(label, 0, 0);

	QCheckBox *cb = new QCheckBox(QCoreApplication::translate("NetworkPermissionTester", "Allow this"));
	cb->setChecked(true);
	layout->addWidget(cb, 1, 0);
	
	QDialogButtonBox *bb = new QDialogButtonBox(QDialogButtonBox::Ok);
	QObject::connect(bb, SIGNAL(accepted()), &d, SLOT(accept()));
	layout->addWidget(bb, 2, 0);
	
	d.exec();

        permish = cb->isChecked();
	settings.setValue(tag, permish);
    }

    settings.endGroup();

    return permish;
}