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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qmediastoragelocation_p.h"
#include <QStandardPaths>
QT_BEGIN_NAMESPACE
QDir QMediaStorageLocation::defaultDirectory(QStandardPaths::StandardLocation type)
{
QStringList dirCandidates;
#if QT_CONFIG(mmrenderer)
dirCandidates << QLatin1String("shared/camera");
#endif
dirCandidates << QStandardPaths::writableLocation(type);
dirCandidates << QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation);
dirCandidates << QDir::homePath();
dirCandidates << QDir::currentPath();
dirCandidates << QDir::tempPath();
for (const QString &path : qAsConst(dirCandidates)) {
QDir dir(path);
if (dir.exists() && QFileInfo(path).isWritable())
return dir;
}
return QDir();
}
static QString generateFileName(const QDir &dir, const QString &prefix, const QString &extension)
{
auto lastMediaIndex = 0;
const auto list = dir.entryList({ QString::fromLatin1("%1*.%2").arg(prefix, extension) });
for (const QString &fileName : list) {
auto mediaIndex = QStringView{fileName}.mid(prefix.length(), fileName.size() - prefix.length() - extension.length() - 1).toInt();
lastMediaIndex = qMax(lastMediaIndex, mediaIndex);
}
const QString name = QString::fromLatin1("%1%2.%3")
.arg(prefix)
.arg(lastMediaIndex + 1, 4, 10, QLatin1Char('0'))
.arg(extension);
return dir.absoluteFilePath(name);
}
QString QMediaStorageLocation::generateFileName(const QString &requestedName,
QStandardPaths::StandardLocation type,
const QString &extension)
{
auto prefix = QLatin1String("clip_");
switch (type) {
case QStandardPaths::PicturesLocation: prefix = QLatin1String("image_"); break;
case QStandardPaths::MoviesLocation: prefix = QLatin1String("video_"); break;
case QStandardPaths::MusicLocation: prefix = QLatin1String("record_"); break;
default: break;
}
if (requestedName.isEmpty())
return generateFileName(defaultDirectory(type), prefix, extension);
QString path = requestedName;
if (QFileInfo(path).isRelative())
path = defaultDirectory(type).absoluteFilePath(path);
if (QFileInfo(path).isDir())
return generateFileName(QDir(path), prefix, extension);
if (!path.endsWith(extension))
path.append(QString(QLatin1String(".%1")).arg(extension));
return path;
}
QT_END_NAMESPACE
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