Initial commit.
This commit is contained in:
Jonas Kvinge
844
src/core/utilities.cpp
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844
src/core/utilities.cpp
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@@ -0,0 +1,844 @@
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/*
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* Strawberry Music Player
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* This file was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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*
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* Strawberry 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 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry 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
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* GNU 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include <memory>
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#include <stdlib.h>
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#include <QApplication>
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#include <QDateTime>
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#include <QDesktopServices>
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#include <QDir>
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#include <QFile>
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#include <QIODevice>
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#include <QMetaEnum>
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#include <QMouseEvent>
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#include <QStringList>
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#include <QTcpServer>
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#include <QtDebug>
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#include <QTemporaryFile>
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#include <QtGlobal>
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#include <QUrl>
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#include <QWidget>
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#include <QXmlStreamReader>
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#ifdef Q_OS_LINUX
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#include <unistd.h>
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#include <sys/syscall.h>
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#endif
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#ifdef Q_OS_DARWIN
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#include <sys/resource.h>
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#endif
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#if defined(Q_OS_UNIX)
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#include <sys/statvfs.h>
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#elif defined(Q_OS_WIN32)
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#include <windows.h>
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#endif
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#ifdef Q_OS_DARWIN
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#include <QProcess>
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#include "CoreServices/CoreServices.h"
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#include "IOKit/ps/IOPowerSources.h"
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#include "IOKit/ps/IOPSKeys.h"
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#elif defined(Q_OS_WIN32)
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#include <QProcess>
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#endif
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#include "utilities.h"
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#include "core/application.h"
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#include "core/logging.h"
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#include "timeconstants.h"
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#include "sha2.h"
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#ifdef Q_OS_DARWIN
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#include "core/mac_startup.h"
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#include "core/mac_utilities.h"
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#include "core/scoped_cftyperef.h"
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#endif
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namespace Utilities {
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static QString tr(const char *str) {
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return QCoreApplication::translate("", str);
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}
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QString PrettyTimeDelta(int seconds) {
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return (seconds >= 0 ? "+" : "-") + PrettyTime(seconds);
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}
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QString PrettyTime(int seconds) {
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// last.fm sometimes gets the track length wrong, so you end up with
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// negative times.
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seconds = qAbs(seconds);
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int hours = seconds / (60 * 60);
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int minutes = (seconds / 60) % 60;
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seconds %= 60;
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QString ret;
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if (hours) ret.sprintf("%d:%02d:%02d", hours, minutes, seconds);
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else ret.sprintf("%d:%02d", minutes, seconds);
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return ret;
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}
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QString PrettyTimeNanosec(qint64 nanoseconds) {
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return PrettyTime(nanoseconds / kNsecPerSec);
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}
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QString WordyTime(quint64 seconds) {
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quint64 days = seconds / (60 * 60 * 24);
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// TODO: Make the plural rules translatable
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QStringList parts;
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if (days) parts << (days == 1 ? tr("1 day") : tr("%1 days").arg(days));
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parts << PrettyTime(seconds - days * 60 * 60 * 24);
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return parts.join(" ");
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}
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QString WordyTimeNanosec(qint64 nanoseconds) {
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return WordyTime(nanoseconds / kNsecPerSec);
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}
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QString Ago(int seconds_since_epoch, const QLocale &locale) {
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const QDateTime now = QDateTime::currentDateTime();
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const QDateTime then = QDateTime::fromTime_t(seconds_since_epoch);
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const int days_ago = then.date().daysTo(now.date());
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const QString time = then.time().toString(locale.timeFormat(QLocale::ShortFormat));
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if (days_ago == 0) return tr("Today") + " " + time;
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if (days_ago == 1) return tr("Yesterday") + " " + time;
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if (days_ago <= 7) return tr("%1 days ago").arg(days_ago);
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return then.date().toString(locale.dateFormat(QLocale::ShortFormat));
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}
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QString PrettyFutureDate(const QDate &date) {
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const QDate now = QDate::currentDate();
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const int delta_days = now.daysTo(date);
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if (delta_days < 0) return QString();
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if (delta_days == 0) return tr("Today");
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if (delta_days == 1) return tr("Tomorrow");
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if (delta_days <= 7) return tr("In %1 days").arg(delta_days);
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if (delta_days <= 14) return tr("Next week");
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return tr("In %1 weeks").arg(delta_days / 7);
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}
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QString PrettySize(quint64 bytes) {
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QString ret;
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if (bytes > 0) {
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if (bytes <= 1000)
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ret = QString::number(bytes) + " bytes";
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else if (bytes <= 1000 * 1000)
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ret.sprintf("%.1f KB", float(bytes) / 1000);
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else if (bytes <= 1000 * 1000 * 1000)
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ret.sprintf("%.1f MB", float(bytes) / (1000 * 1000));
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else
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ret.sprintf("%.1f GB", float(bytes) / (1000 * 1000 * 1000));
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}
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return ret;
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}
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quint64 FileSystemCapacity(const QString &path) {
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#if defined(Q_OS_UNIX)
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struct statvfs fs_info;
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if (statvfs(path.toLocal8Bit().constData(), &fs_info) == 0)
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return quint64(fs_info.f_blocks) * quint64(fs_info.f_bsize);
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#elif defined(Q_OS_WIN32)
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_ULARGE_INTEGER ret;
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if (GetDiskFreeSpaceEx(
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QDir::toNativeSeparators(path).toLocal8Bit().constData(), nullptr,
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&ret, nullptr) != 0)
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return ret.QuadPart;
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#endif
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return 0;
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}
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quint64 FileSystemFreeSpace(const QString &path) {
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#if defined(Q_OS_UNIX)
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struct statvfs fs_info;
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if (statvfs(path.toLocal8Bit().constData(), &fs_info) == 0)
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return quint64(fs_info.f_bavail) * quint64(fs_info.f_bsize);
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#elif defined(Q_OS_WIN32)
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_ULARGE_INTEGER ret;
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if (GetDiskFreeSpaceEx(
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QDir::toNativeSeparators(path).toLocal8Bit().constData(), &ret,
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nullptr, nullptr) != 0)
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return ret.QuadPart;
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#endif
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return 0;
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}
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QString MakeTempDir(const QString template_name) {
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QString path;
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{
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QTemporaryFile tempfile;
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if (!template_name.isEmpty()) tempfile.setFileTemplate(template_name);
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tempfile.open();
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path = tempfile.fileName();
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}
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QDir d;
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d.mkdir(path);
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return path;
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}
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QString GetTemporaryFileName() {
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QString file;
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{
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QTemporaryFile tempfile;
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// Do not delete the file, we want to do something with it
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tempfile.setAutoRemove(false);
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tempfile.open();
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file = tempfile.fileName();
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}
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return file;
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}
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QString SaveToTemporaryFile(const QByteArray &data) {
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QTemporaryFile tempfile;
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tempfile.setAutoRemove(false);
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if (!tempfile.open()) {
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return QString();
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}
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if (tempfile.write(data) != data.size()) {
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tempfile.remove();
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return QString();
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}
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tempfile.close();
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return tempfile.fileName();
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}
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bool RemoveRecursive(const QString &path) {
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QDir dir(path);
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for (const QString &child : dir.entryList(QDir::NoDotAndDotDot | QDir::Dirs | QDir::Hidden)) {
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if (!RemoveRecursive(path + "/" + child))
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return false;
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}
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for (const QString &child : dir.entryList(QDir::NoDotAndDotDot | QDir::Files | QDir::Hidden)) {
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if (!QFile::remove(path + "/" + child))
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return false;
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}
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if (!dir.rmdir(path)) return false;
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return true;
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}
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bool CopyRecursive(const QString &source, const QString &destination) {
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// Make the destination directory
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QString dir_name = source.section('/', -1, -1);
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QString dest_path = destination + "/" + dir_name;
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QDir().mkpath(dest_path);
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QDir dir(source);
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for (const QString &child : dir.entryList(QDir::NoDotAndDotDot | QDir::Dirs)) {
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if (!CopyRecursive(source + "/" + child, dest_path)) {
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qLog(Warning) << "Failed to copy dir" << source + "/" + child << "to" << dest_path;
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return false;
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}
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}
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for (const QString &child : dir.entryList(QDir::NoDotAndDotDot | QDir::Files)) {
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if (!QFile::copy(source + "/" + child, dest_path + "/" + child)) {
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qLog(Warning) << "Failed to copy file" << source + "/" + child << "to" << dest_path;
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return false;
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}
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}
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return true;
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}
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bool Copy(QIODevice *source, QIODevice *destination) {
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if (!source->open(QIODevice::ReadOnly)) return false;
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if (!destination->open(QIODevice::WriteOnly)) return false;
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const qint64 bytes = source->size();
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std::unique_ptr<char[]> data(new char[bytes]);
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qint64 pos = 0;
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qint64 bytes_read;
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do {
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bytes_read = source->read(data.get() + pos, bytes - pos);
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if (bytes_read == -1) return false;
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pos += bytes_read;
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} while (bytes_read > 0 && pos != bytes);
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pos = 0;
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qint64 bytes_written;
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do {
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bytes_written = destination->write(data.get() + pos, bytes - pos);
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if (bytes_written == -1) return false;
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pos += bytes_written;
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} while (bytes_written > 0 && pos != bytes);
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return true;
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}
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QString ColorToRgba(const QColor &c) {
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return QString("rgba(%1, %2, %3, %4)")
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.arg(c.red())
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.arg(c.green())
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.arg(c.blue())
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.arg(c.alpha());
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}
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QString GetConfigPath(ConfigPath config) {
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switch (config) {
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case Path_Root: {
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if (Application::kIsPortable) {
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return QString("%1/data").arg(QCoreApplication::applicationDirPath());
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}
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#ifdef Q_OS_DARWIN
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return mac::GetApplicationSupportPath() + "/strawberry";
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#else
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return QString("%1/.config/strawberry").arg(QDir::homePath());
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#endif
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}
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break;
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case Path_CacheRoot: {
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if (Application::kIsPortable) {
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return GetConfigPath(Path_Root) + "/cache";
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}
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#if defined(Q_OS_UNIX) && !defined(Q_OS_DARWIN)
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char *xdg = getenv("XDG_CACHE_HOME");
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if (!xdg || !*xdg) {
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return QString("%1/.cache/strawberry").arg(QDir::homePath());
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}
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else {
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return QString("%1/strawberry").arg(xdg);
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}
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#else
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return GetConfigPath(Path_Root);
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#endif
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}
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break;
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case Path_Icons:
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return GetConfigPath(Path_Root) + "/customiconset";
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case Path_AlbumCovers:
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return GetConfigPath(Path_Root) + "/albumcovers";
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case Path_NetworkCache:
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return GetConfigPath(Path_CacheRoot) + "/networkcache";
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case Path_GstreamerRegistry:
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return GetConfigPath(Path_Root) + QString("/gst-registry-%1-bin").arg(QCoreApplication::applicationVersion());
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case Path_DefaultMusicCollection:
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#ifdef Q_OS_DARWIN
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return mac::GetMusicDirectory();
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#else
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return QDir::homePath();
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#endif
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default:
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qFatal("%s", Q_FUNC_INFO);
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return QString::null;
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}
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}
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#ifdef Q_OS_DARWIN
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qint32 GetMacVersion() {
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SInt32 minor_version;
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Gestalt(gestaltSystemVersionMinor, &minor_version);
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return minor_version;
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}
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// Better than openUrl(dirname(path)) - also highlights file at path
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void RevealFileInFinder(QString const &path) {
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QProcess::execute("/usr/bin/open", QStringList() << "-R" << path);
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}
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#endif // Q_OS_DARWIN
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#ifdef Q_OS_WIN
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void ShowFileInExplorer(QString const &path) {
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QProcess::execute("explorer.exe", QStringList() << "/select," << QDir::toNativeSeparators(path));
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}
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#endif
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void OpenInFileBrowser(const QList<QUrl> &urls) {
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QSet<QString> dirs;
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for (const QUrl &url : urls) {
|
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if (url.scheme() != "file") {
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continue;
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}
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QString path = url.toLocalFile();
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if (!QFile::exists(path)) continue;
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const QString directory = QFileInfo(path).dir().path();
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if (dirs.contains(directory)) continue;
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dirs.insert(directory);
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qLog(Debug) << path;
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#ifdef Q_OS_DARWIN
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// revealing multiple files in the finder only opens one window,
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// so it also makes sense to reveal at most one per directory
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RevealFileInFinder(path);
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#elif defined(Q_OS_WIN32)
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ShowFileInExplorer(path);
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||||
#else
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QDesktopServices::openUrl(QUrl::fromLocalFile(directory));
|
||||
#endif
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
QByteArray Hmac(const QByteArray &key, const QByteArray &data, HashFunction method) {
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const int kBlockSize = 64; // bytes
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Q_ASSERT(key.length() <= kBlockSize);
|
||||
|
||||
QByteArray inner_padding(kBlockSize, char(0x36));
|
||||
QByteArray outer_padding(kBlockSize, char(0x5c));
|
||||
|
||||
for (int i = 0; i < key.length(); ++i) {
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inner_padding[i] = inner_padding[i] ^ key[i];
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outer_padding[i] = outer_padding[i] ^ key[i];
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}
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||||
if (Md5_Algo == method) {
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return QCryptographicHash::hash(outer_padding + QCryptographicHash::hash(inner_padding + data, QCryptographicHash::Md5), QCryptographicHash::Md5);
|
||||
}
|
||||
else if (Sha1_Algo == method) {
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return
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QCryptographicHash::hash(outer_padding + QCryptographicHash::hash(inner_padding + data, QCryptographicHash::Sha1), QCryptographicHash::Sha1);
|
||||
}
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||||
else { // Sha256_Algo, currently default
|
||||
return Sha256(outer_padding + Sha256(inner_padding + data));
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
QByteArray HmacSha256(const QByteArray &key, const QByteArray &data) {
|
||||
return Hmac(key, data, Sha256_Algo);
|
||||
}
|
||||
|
||||
QByteArray HmacMd5(const QByteArray &key, const QByteArray &data) {
|
||||
return Hmac(key, data, Md5_Algo);
|
||||
}
|
||||
|
||||
QByteArray HmacSha1(const QByteArray &key, const QByteArray &data) {
|
||||
return Hmac(key, data, Sha1_Algo);
|
||||
}
|
||||
|
||||
QByteArray Sha256(const QByteArray &data) {
|
||||
|
||||
#ifndef USE_SYSTEM_SHA2
|
||||
using strawberry_sha2::SHA256_CTX;
|
||||
using strawberry_sha2::SHA256_Init;
|
||||
using strawberry_sha2::SHA256_Update;
|
||||
using strawberry_sha2::SHA256_Final;
|
||||
using strawberry_sha2::SHA256_DIGEST_LENGTH;
|
||||
#endif
|
||||
|
||||
SHA256_CTX context;
|
||||
SHA256_Init(&context);
|
||||
SHA256_Update(&context, reinterpret_cast<const quint8*>(data.constData()), data.length());
|
||||
|
||||
QByteArray ret(SHA256_DIGEST_LENGTH, '\0');
|
||||
SHA256_Final(reinterpret_cast<quint8*>(ret.data()), &context);
|
||||
|
||||
return ret;
|
||||
|
||||
}
|
||||
|
||||
// File must not be open and will be closed afterwards!
|
||||
QByteArray Sha1File(QFile &file) {
|
||||
|
||||
file.open(QIODevice::ReadOnly);
|
||||
QCryptographicHash hash(QCryptographicHash::Sha1);
|
||||
QByteArray data;
|
||||
|
||||
while (!file.atEnd()) {
|
||||
data = file.read(1000000); // 1 mib
|
||||
hash.addData(data.data(), data.length());
|
||||
data.clear();
|
||||
}
|
||||
|
||||
file.close();
|
||||
|
||||
return hash.result();
|
||||
|
||||
}
|
||||
|
||||
QByteArray Sha1CoverHash(const QString &artist, const QString &album) {
|
||||
|
||||
QCryptographicHash hash(QCryptographicHash::Sha1);
|
||||
hash.addData(artist.toLower().toUtf8().constData());
|
||||
hash.addData(album.toLower().toUtf8().constData());
|
||||
|
||||
return hash.result();
|
||||
|
||||
}
|
||||
|
||||
QString PrettySize(const QSize &size) {
|
||||
return QString::number(size.width()) + "x" + QString::number(size.height());
|
||||
}
|
||||
|
||||
void ForwardMouseEvent(const QMouseEvent *e, QWidget *target) {
|
||||
QMouseEvent c(e->type(), target->mapFromGlobal(e->globalPos()), e->globalPos(), e->button(), e->buttons(), e->modifiers());
|
||||
|
||||
QApplication::sendEvent(target, &c);
|
||||
}
|
||||
|
||||
bool IsMouseEventInWidget(const QMouseEvent *e, const QWidget *widget) {
|
||||
return widget->rect().contains(widget->mapFromGlobal(e->globalPos()));
|
||||
}
|
||||
|
||||
quint16 PickUnusedPort() {
|
||||
|
||||
forever {
|
||||
const quint16 port = 49152 + qrand() % 16384;
|
||||
|
||||
QTcpServer server;
|
||||
if (server.listen(QHostAddress::Any, port)) {
|
||||
return port;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
void ConsumeCurrentElement(QXmlStreamReader *reader) {
|
||||
|
||||
int level = 1;
|
||||
while (level != 0 && !reader->atEnd()) {
|
||||
switch (reader->readNext()) {
|
||||
case QXmlStreamReader::StartElement: ++level; break;
|
||||
case QXmlStreamReader::EndElement: --level; break;
|
||||
default: break;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
bool ParseUntilElement(QXmlStreamReader *reader, const QString &name) {
|
||||
|
||||
while (!reader->atEnd()) {
|
||||
QXmlStreamReader::TokenType type = reader->readNext();
|
||||
switch (type) {
|
||||
case QXmlStreamReader::StartElement:
|
||||
if (reader->name() == name) {
|
||||
return true;
|
||||
}
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
|
||||
}
|
||||
|
||||
QDateTime ParseRFC822DateTime(const QString &text) {
|
||||
|
||||
QRegExp regexp(
|
||||
"(\\d{1,2}) (\\w{3,12}) (\\d+) (\\d{1,2}):(\\d{1,2}):(\\d{1,2})");
|
||||
if (regexp.indexIn(text) == -1) {
|
||||
return QDateTime();
|
||||
}
|
||||
|
||||
enum class MatchNames { DAYS = 1, MONTHS, YEARS, HOURS, MINUTES, SECONDS };
|
||||
|
||||
QMap<QString, int> monthmap;
|
||||
monthmap["Jan"] = 1;
|
||||
monthmap["Feb"] = 2;
|
||||
monthmap["Mar"] = 3;
|
||||
monthmap["Apr"] = 4;
|
||||
monthmap["May"] = 5;
|
||||
monthmap["Jun"] = 6;
|
||||
monthmap["Jul"] = 7;
|
||||
monthmap["Aug"] = 8;
|
||||
monthmap["Sep"] = 9;
|
||||
monthmap["Oct"] = 10;
|
||||
monthmap["Nov"] = 11;
|
||||
monthmap["Dec"] = 12;
|
||||
monthmap["January"] = 1;
|
||||
monthmap["February"] = 2;
|
||||
monthmap["March"] = 3;
|
||||
monthmap["April"] = 4;
|
||||
monthmap["May"] = 5;
|
||||
monthmap["June"] = 6;
|
||||
monthmap["July"] = 7;
|
||||
monthmap["August"] = 8;
|
||||
monthmap["September"] = 9;
|
||||
monthmap["October"] = 10;
|
||||
monthmap["November"] = 11;
|
||||
monthmap["December"] = 12;
|
||||
|
||||
const QDate date(regexp.cap(static_cast<int>(MatchNames::YEARS)).toInt(), monthmap[regexp.cap(static_cast<int>(MatchNames::MONTHS))], regexp.cap(static_cast<int>(MatchNames::DAYS)).toInt());
|
||||
|
||||
const QTime time(regexp.cap(static_cast<int>(MatchNames::HOURS)).toInt(), regexp.cap(static_cast<int>(MatchNames::MINUTES)).toInt(), regexp.cap(static_cast<int>(MatchNames::SECONDS)).toInt());
|
||||
|
||||
return QDateTime(date, time);
|
||||
|
||||
}
|
||||
|
||||
const char *EnumToString(const QMetaObject &meta, const char *name, int value) {
|
||||
|
||||
int index = meta.indexOfEnumerator(name);
|
||||
if (index == -1) return "[UnknownEnum]";
|
||||
QMetaEnum metaenum = meta.enumerator(index);
|
||||
const char *result = metaenum.valueToKey(value);
|
||||
if (result == 0) return "[UnknownEnumValue]";
|
||||
return result;
|
||||
|
||||
}
|
||||
|
||||
QStringList Prepend(const QString &text, const QStringList &list) {
|
||||
|
||||
QStringList ret(list);
|
||||
for (int i = 0; i < ret.count(); ++i) ret[i].prepend(text);
|
||||
return ret;
|
||||
|
||||
}
|
||||
|
||||
QStringList Updateify(const QStringList &list) {
|
||||
|
||||
QStringList ret(list);
|
||||
for (int i = 0; i < ret.count(); ++i) ret[i].prepend(ret[i] + " = :");
|
||||
return ret;
|
||||
|
||||
}
|
||||
|
||||
QString DecodeHtmlEntities(const QString &text) {
|
||||
|
||||
QString copy(text);
|
||||
copy.replace("&", "&");
|
||||
copy.replace(""", "\"");
|
||||
copy.replace("'", "'");
|
||||
copy.replace("<", "<");
|
||||
copy.replace(">", ">");
|
||||
return copy;
|
||||
|
||||
}
|
||||
|
||||
int SetThreadIOPriority(IoPriority priority) {
|
||||
|
||||
#ifdef Q_OS_LINUX
|
||||
return syscall(SYS_ioprio_set, IOPRIO_WHO_PROCESS, GetThreadId(),
|
||||
4 | priority << IOPRIO_CLASS_SHIFT);
|
||||
#elif defined(Q_OS_DARWIN)
|
||||
return setpriority(PRIO_DARWIN_THREAD, 0,
|
||||
priority == IOPRIO_CLASS_IDLE ? PRIO_DARWIN_BG : 0);
|
||||
#else
|
||||
return 0;
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
int GetThreadId() {
|
||||
|
||||
#ifdef Q_OS_LINUX
|
||||
return syscall(SYS_gettid);
|
||||
#else
|
||||
return 0;
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
bool IsLaptop() {
|
||||
|
||||
#ifdef Q_OS_WIN
|
||||
SYSTEM_POWER_STATUS status;
|
||||
if (!GetSystemPowerStatus(&status)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
return !(status.BatteryFlag & 128); // 128 = no system battery
|
||||
#elif defined(Q_OS_LINUX)
|
||||
return !QDir("/proc/acpi/battery").entryList(QDir::Dirs | QDir::NoDotAndDotDot).isEmpty();
|
||||
#elif defined(Q_OS_MAC)
|
||||
ScopedCFTypeRef<CFTypeRef> power_sources(IOPSCopyPowerSourcesInfo());
|
||||
ScopedCFTypeRef<CFArrayRef> power_source_list(IOPSCopyPowerSourcesList(power_sources.get()));
|
||||
for (CFIndex i = 0; i < CFArrayGetCount(power_source_list.get()); ++i) {
|
||||
CFTypeRef ps = CFArrayGetValueAtIndex(power_source_list.get(), i);
|
||||
CFDictionaryRef description = IOPSGetPowerSourceDescription(power_sources.get(), ps);
|
||||
|
||||
if (CFDictionaryContainsKey(description, CFSTR(kIOPSBatteryHealthKey))) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
#else
|
||||
return false;
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
QString SystemLanguageName() {
|
||||
|
||||
#if QT_VERSION >= 0x040800
|
||||
QString system_language = QLocale::system().uiLanguages().empty() ? QLocale::system().name() : QLocale::system().uiLanguages().first();
|
||||
// uiLanguages returns strings with "-" as separators for language/region;
|
||||
// however QTranslator needs "_" separators
|
||||
system_language.replace("-", "_");
|
||||
#else
|
||||
QString system_language = QLocale::system().name();
|
||||
#endif
|
||||
|
||||
return system_language;
|
||||
|
||||
}
|
||||
|
||||
bool UrlOnSameDriveAsStrawberry(const QUrl &url) {
|
||||
|
||||
if (url.scheme() != "file") return false;
|
||||
|
||||
#ifdef Q_OS_WIN
|
||||
QUrl appUrl = QUrl::fromLocalFile(QCoreApplication::applicationDirPath());
|
||||
if (url.toLocalFile().left(1) == appUrl.toLocalFile().left(1))
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
#else
|
||||
// Non windows systems have always a / in the path
|
||||
return true;
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
QUrl GetRelativePathToStrawberryBin(const QUrl &url) {
|
||||
|
||||
QDir appPath(QCoreApplication::applicationDirPath());
|
||||
return QUrl::fromLocalFile(appPath.relativeFilePath(url.toLocalFile()));
|
||||
|
||||
}
|
||||
|
||||
QString PathWithoutFilenameExtension(const QString &filename) {
|
||||
|
||||
if (filename.section('/', -1, -1).contains('.'))
|
||||
return filename.section('.', 0, -2);
|
||||
return filename;
|
||||
|
||||
}
|
||||
|
||||
QString FiddleFileExtension(const QString &filename, const QString &new_extension) {
|
||||
return PathWithoutFilenameExtension(filename) + "." + new_extension;
|
||||
}
|
||||
|
||||
void SetEnv(const char *key, const QString &value) {
|
||||
|
||||
#ifdef Q_OS_WIN32
|
||||
putenv(QString("%1=%2").arg(key, value).toLocal8Bit().constData());
|
||||
#else
|
||||
setenv(key, value.toLocal8Bit().constData(), 1);
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
void IncreaseFDLimit() {
|
||||
|
||||
#ifdef Q_OS_DARWIN
|
||||
// Bump the soft limit for the number of file descriptors from the default of 256 to
|
||||
// the maximum (usually 10240).
|
||||
struct rlimit limit;
|
||||
getrlimit(RLIMIT_NOFILE, &limit);
|
||||
|
||||
// getrlimit() lies about the hard limit so we have to check sysctl.
|
||||
int max_fd = 0;
|
||||
size_t len = sizeof(max_fd);
|
||||
sysctlbyname("kern.maxfilesperproc", &max_fd, &len, nullptr, 0);
|
||||
|
||||
limit.rlim_cur = max_fd;
|
||||
int ret = setrlimit(RLIMIT_NOFILE, &limit);
|
||||
|
||||
if (ret == 0) {
|
||||
qLog(Debug) << "Max fd:" << max_fd;
|
||||
}
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
void CheckPortable() {
|
||||
|
||||
QFile f(QApplication::applicationDirPath() + QDir::separator() + "data");
|
||||
if (f.exists()) {
|
||||
// We are portable. Set the bool and change the qsettings path
|
||||
Application::kIsPortable = true;
|
||||
|
||||
QSettings::setDefaultFormat(QSettings::IniFormat);
|
||||
QSettings::setPath(QSettings::IniFormat, QSettings::UserScope, f.fileName());
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
} // namespace Utilities
|
||||
|
||||
ScopedWCharArray::ScopedWCharArray(const QString &str)
|
||||
: chars_(str.length()), data_(new wchar_t[chars_ + 1]) {
|
||||
str.toWCharArray(data_.get());
|
||||
data_[chars_] = '\0';
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user