/
aboutsettings.cpp
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/*
* Copyright (C) 2013 Jolla Ltd. <pekka.vuorela@jollamobile.com>
*
* You may use this file under the terms of the BSD license as follows:
*
* "Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Nemo Mobile nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
*/
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#include "aboutsettings.h"
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#include "aboutsettings_p.h"
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#include <QDebug>
#include <QStringList>
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#include <QNetworkInfo>
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#include <QDeviceInfo>
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#include <QFile>
#include <QByteArray>
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#include <QRegularExpression>
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#include <QMap>
#include <QTextStream>
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#include <QVariant>
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#include <QSettings>
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#include <QTimer>
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namespace
{
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void parseReleaseFile(const QString &filename, QMap<QString, QString> *result)
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{
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if (!result->isEmpty()) {
return;
}
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// Specification of the format:
// http://www.freedesktop.org/software/systemd/man/os-release.html
QFile release(filename);
if (release.open(QIODevice::ReadOnly | QIODevice::Text)) {
QTextStream in(&release);
// "All strings should be in UTF-8 format, and non-printable characters
// should not be used."
in.setCodec("UTF-8");
while (!in.atEnd()) {
QString line = in.readLine();
// "Lines beginning with "#" shall be ignored as comments."
if (line.startsWith('#')) {
continue;
}
QString key = line.section('=', 0, 0);
QString value = line.section('=', 1);
// Remove trailing whitespace in value
value = value.trimmed();
// POSIX.1-2001 says uppercase, digits and underscores.
//
// Bash uses "[a-zA-Z_]+[a-zA-Z0-9_]*", so we'll use that too,
// as we can safely assume that "shell-compatible variable
// assignments" means it should be compatible with bash.
//
// see http://stackoverflow.com/a/2821183
// and http://stackoverflow.com/a/2821201
if (!QRegExp("[a-zA-Z_]+[a-zA-Z0-9_]*").exactMatch(key)) {
qWarning("Invalid key in input line: '%s'", qPrintable(line));
continue;
}
// "Variable assignment values should be enclosed in double or
// single quotes if they include spaces, semicolons or other
// special characters outside of A-Z, a-z, 0-9."
if (((value.at(0) == '\'') || (value.at(0) == '"'))) {
if (value.at(0) != value.at(value.size() - 1)) {
qWarning("Quoting error in input line: '%s'", qPrintable(line));
continue;
}
// Remove the quotes
value = value.mid(1, value.size() - 2);
}
// "If double or single quotes or backslashes are to be used within
// variable assignments, they should be escaped with backslashes,
// following shell style."
value = value.replace(QRegularExpression("\\\\(.)"), "\\1");
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(*result)[key] = value;
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}
release.close();
}
}
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void parseLocalizationFile(const QString &filename, QMap<QString, QString> *result)
{
if (!result->isEmpty()) {
return;
}
if (!QFile(filename).exists()) {
return;
}
QSettings localizations(filename, QSettings::IniFormat);
localizations.setIniCodec("UTF-8");
QStringList languages = QLocale::system().uiLanguages();
QStringList availableLanguages;
for (auto it = languages.crbegin(); it != languages.crend(); ++it) {
const auto &lang = *it;
if (localizations.childGroups().contains(lang)) {
availableLanguages.append(lang);
}
}
// Gradually load localizations, overridding least preferred with most preferred ones
for (const auto &lang : availableLanguages) {
localizations.beginGroup(lang);
for (const auto &key : localizations.childKeys()) {
result->insert(key, localizations.value(key).toString());
}
localizations.endGroup();
}
}
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}
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AboutSettingsPrivate::AboutSettingsPrivate(QObject *parent)
: QObject(parent)
{
}
AboutSettingsPrivate::~AboutSettingsPrivate()
{
}
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AboutSettings::AboutSettings(QObject *parent)
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: QObject(parent)
, d_ptr(new AboutSettingsPrivate(this))
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{
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Q_D(AboutSettings);
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QSettings settings(QStringLiteral("/mnt/vendor_data/vendor-data.ini"), QSettings::IniFormat);
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d->vendorName = settings.value(QStringLiteral("Name")).toString();
d->vendorVersion = settings.value(QStringLiteral("Version")).toString();
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refreshStorageModels();
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connect(&d->partitionManager, &PartitionManager::partitionAdded,
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this, &AboutSettings::partitionCountChanged);
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connect(&d->partitionManager, &PartitionManager::partitionRemoved,
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this, &AboutSettings::partitionCountChanged);
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}
AboutSettings::~AboutSettings()
{
}
qlonglong AboutSettings::totalDiskSpace() const
{
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Q_D(const AboutSettings);
return d->partitionManager.root().bytesTotal();
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}
qlonglong AboutSettings::availableDiskSpace() const
{
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Q_D(const AboutSettings);
return d->partitionManager.root().bytesAvailable();
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}
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QVariant AboutSettings::diskUsageModel() const
{
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Q_D(const AboutSettings);
return d->internalStorage;
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}
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QString AboutSettings::wlanMacAddress() const
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{
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Q_D(const AboutSettings);
return d->networkInfo.macAddress(QNetworkInfo::WlanMode, 0);
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}
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QString AboutSettings::imei() const
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{
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Q_D(const AboutSettings);
return d->deviceInfo.imei(0);
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}
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QString AboutSettings::serial() const
{
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// TODO: eventually we should use QDeviceInfo's uniqueDeviceID()
QStringList serialFiles;
serialFiles
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// Old location for serial number that was used by e.g.
// Jolla Tablet, that should not be used anymore.
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<< "/config/serial/serial.txt"
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// Location for serialnumber file that should be preferred if no /sys
// node or something for it. The means how the serialnumber ends to
// this file are device specific.
<< "/run/config/serial"
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// Some devices have serialno in this path.
<< "/sys/firmware/devicetree/base/firmware/android/serialno";
for (const QString &serialFile : serialFiles) {
QFile serialTxt(serialFile);
if (serialTxt.exists() && serialTxt.open(QIODevice::ReadOnly))
return QString::fromUtf8(serialTxt.readAll()).trimmed();
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}
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return QString();
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}
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QString AboutSettings::localizedOperatingSystemName() const
{
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Q_D(const AboutSettings);
parseLocalizationFile(QStringLiteral("/etc/os-release-l10n"), &d->osReleaseLocalization);
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return d->osReleaseLocalization.value("NAME", operatingSystemName());
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}
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QString AboutSettings::baseOperatingSystemName() const
{
QString osName = operatingSystemName();
if (osName.endsWith(QStringLiteral(" OS"))) {
osName.chop(3);
}
return osName;
}
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QString AboutSettings::operatingSystemName() const
{
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Q_D(const AboutSettings);
parseReleaseFile(QStringLiteral("/etc/os-release"), &d->osRelease);
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return d->osRelease["NAME"];
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}
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QString AboutSettings::localizedSoftwareVersion() const
{
Q_D(const AboutSettings);
parseLocalizationFile(QStringLiteral("/etc/os-release-l10n"), &d->osReleaseLocalization);
return d->osReleaseLocalization.value("VERSION", softwareVersion());
}
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QString AboutSettings::softwareVersion() const
{
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Q_D(const AboutSettings);
parseReleaseFile(QStringLiteral("/etc/os-release"), &d->osRelease);
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return d->osRelease["VERSION"];
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}
QString AboutSettings::softwareVersionId() const
{
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Q_D(const AboutSettings);
parseReleaseFile(QStringLiteral("/etc/os-release"), &d->osRelease);
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return d->osRelease["VERSION_ID"];
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}
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QString AboutSettings::adaptationVersion() const
{
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Q_D(const AboutSettings);
parseReleaseFile(QStringLiteral("/etc/hw-release"), &d->hardwareRelease);
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return d->hardwareRelease["VERSION_ID"];
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}
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QString AboutSettings::vendorName() const
{
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Q_D(const AboutSettings);
return d->vendorName;
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}
QString AboutSettings::vendorVersion() const
{
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Q_D(const AboutSettings);
return d->vendorVersion;
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}
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void AboutSettings::refreshStorageModels()
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{
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Q_D(AboutSettings);
d->partitionManager.refresh();
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partitionCountChanged();
}
void AboutSettings::partitionCountChanged()
{
// Queue the method invocation in case several list changes are made consecutively, so that
// the list is only reloaded once.
QTimer::singleShot(0, this, &AboutSettings::reloadStorageLists);
}
void AboutSettings::reloadStorageLists()
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{
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Q_D(AboutSettings);
d->internalStorage.clear();
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for (auto partition : d->partitionManager.partitions()) {
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QVariantMap row;
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row[QStringLiteral("mounted")] = partition.status() == Partition::Mounted;
row[QStringLiteral("path")] = partition.mountPath();
row[QStringLiteral("available")] = partition.bytesAvailable();
row[QStringLiteral("total")] = partition.bytesTotal();
row[QStringLiteral("filesystem")] = partition.filesystemType();
row[QStringLiteral("devicePath")] = partition.devicePath();
row[QStringLiteral("storageType")] = [&partition]() {
switch (partition.storageType()) {
case Partition::System:
return QStringLiteral("system");
case Partition::User:
return QStringLiteral("user");
case Partition::Mass:
return QStringLiteral("mass");
case Partition::External:
return QStringLiteral("card");
default:
return QString();
}
}();
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if (partition.storageType() != Partition::External) {
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d->internalStorage << QVariant(row);
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}
}
emit storageChanged();
}