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535 lines
16 KiB
535 lines
16 KiB
// SPDX-License-Identifier: BSD-3-Clause
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// Copyright (c) 2020-2021, The Monero Project.
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#include <QScreen>
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#include <QMessageBox>
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#include <QtNetwork>
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#include <QClipboard>
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#include <QCompleter>
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#include <QDesktopServices>
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#include <QtWidgets/QStyle>
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#include "utils.h"
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#include "utils/config.h"
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#include "utils/tails.h"
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#include "utils/whonix.h"
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// Application log for current session
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QVector<logMessage> applicationLog = QVector<logMessage>(); // todo: replace with ring buffer
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QMutex logMutex;
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void Utils::openWindow(QWidget *w) {
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auto first_screen = QApplication::screens()[0];
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w->setGeometry(QStyle::alignedRect(Qt::LeftToRight, Qt::AlignCenter, w->size(), first_screen->availableGeometry()));
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w->show();
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}
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bool Utils::fileExists(const QString &path) {
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QFileInfo check_file(path);
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return check_file.exists() && check_file.isFile();
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}
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bool Utils::dirExists(const QString &path) {
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QDir pathDir(path);
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return pathDir.exists();
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}
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QByteArray Utils::fileOpen(const QString &path) {
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QFile file(path);
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if(!file.open(QFile::ReadOnly | QFile::Text)) {
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return QByteArray();
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}
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QByteArray data = file.readAll();
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file.close();
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return data;
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}
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QByteArray Utils::fileOpenQRC(const QString &path) {
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QFile file(path);
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if(!file.open(QIODevice::ReadOnly)) {
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qDebug() << "error: " << file.errorString();
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}
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QByteArray data = file.readAll();
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file.close();
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return data;
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}
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bool Utils::fileWrite(const QString &path, const QString &data) {
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QFile file(path);
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if(file.open(QIODevice::WriteOnly)){
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QTextStream out(&file); out << data << Qt::endl;
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file.close();
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return true;
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}
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return false;
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}
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QString Utils::systemAccountName(){
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QString accountName = qgetenv("USER"); // mac/linux
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if (accountName.isEmpty())
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return qgetenv("USERNAME"); // Windows
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if (accountName.isEmpty())
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qDebug() << "accountName was empty";
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return "";
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}
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bool Utils::validateJSON(const QByteArray &blob) {
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QJsonDocument doc = QJsonDocument::fromJson(blob);
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QString jsonString = doc.toJson(QJsonDocument::Indented);
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return !jsonString.isEmpty();
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}
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bool Utils::readJsonFile(QIODevice &device, QSettings::SettingsMap &map) {
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QJsonDocument json = QJsonDocument::fromJson(device.readAll());
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map = json.object().toVariantMap();
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return true;
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}
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bool Utils::writeJsonFile(QIODevice &device, const QSettings::SettingsMap &map) {
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device.write(QJsonDocument(QJsonObject::fromVariantMap(map)).toJson(QJsonDocument::Indented));
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return true;
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}
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QStringList Utils::readJsonStringToQStringList(const QString &input) {
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QStringList data;
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QJsonDocument doc = QJsonDocument::fromJson(input.toUtf8());
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QJsonObject object = doc.object();
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QJsonArray array = doc.array();
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for(auto &&entry: array)
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data << entry.toString();
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return data;
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}
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void Utils::applicationLogHandler(QtMsgType type, const QMessageLogContext &context, const QString &msg) {
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const QString fn = context.function ? QString::fromUtf8(context.function) : "";
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const QString date = QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss");
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QString line;
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switch (type) {
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case QtDebugMsg:
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line = QString("[%1 D] %2(:%3) %4\n").arg(date).arg(fn).arg(context.line).arg(msg);
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fprintf(stderr, "%s", line.toLatin1().data());
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break;
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case QtInfoMsg:
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line = QString("[%1 I] %2\n").arg(date).arg(msg);
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fprintf(stdout, "%s", line.toLatin1().data());
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break;
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case QtWarningMsg:
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line = QString("[%1 W] %2(:%3) %4\n").arg(date).arg(fn).arg(context.line).arg(msg);
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fprintf(stdout, "%s", line.toLatin1().data());
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break;
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case QtCriticalMsg:
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line = QString("[%1 C] %2(:%3) %4\n").arg(date).arg(fn).arg(context.line).arg(msg);
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fprintf(stderr, "%s", line.toLatin1().data());
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break;
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case QtFatalMsg:
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line = QString("[%1 F] %2(:%3) %4\n").arg(date).arg(fn).arg(context.line).arg(msg);
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fprintf(stderr, "%s", line.toLatin1().data());
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break;
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}
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auto message = logMessage(type, line, fn);
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{
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QMutexLocker locker(&logMutex);
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applicationLog.append(message);
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}
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//emit applicationLogUpdated(message);
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}
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QByteArray Utils::zipExtract(const QString &path, const QString& destination) {
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Q_UNUSED(path)
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Q_UNUSED(destination)
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return QByteArray();
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}
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bool Utils::isDigit(const QString& inp) {
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for (auto &&i : inp) {
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if(!i.isDigit()) return false;
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}
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return true;
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}
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void Utils::desktopNotify(const QString &title, const QString &message, int duration) {
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QStringList notify_send = QStringList() << title << message << "-t" << QString::number(duration);
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QStringList kdialog = QStringList() << title << message;
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QStringList macos = QStringList() << "-e" << QString(R"(display notification "%1" with title "%2")").arg(message).arg(title);
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#if defined(Q_OS_LINUX)
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QProcess process;
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if (Utils::fileExists("/usr/bin/kdialog"))
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process.start("/usr/bin/kdialog", kdialog);
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else if (Utils::fileExists("/usr/bin/notify-send"))
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process.start("/usr/bin/notify-send", notify_send);
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process.waitForFinished(-1);
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QString stdout = process.readAllStandardOutput();
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QString stderr = process.readAllStandardError();
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#elif defined(Q_OS_MACOS)
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QProcess process;
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// @TODO: need to escape special chars with \
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process.start("osascript", macos);
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process.waitForFinished(-1);
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QString stdout = process.readAllStandardOutput();
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QString stderr = process.readAllStandardError();
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#endif
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}
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bool Utils::portOpen(const QString &hostname, quint16 port){
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QTcpSocket socket;
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socket.connectToHost(hostname, port);
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return socket.waitForConnected(600);
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}
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QString Utils::barrayToString(const QByteArray &data) {
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return QString(QTextCodec::codecForMib(106)->toUnicode(data));
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}
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QByteArray Utils::readSocket(QTcpSocket &socket, int buffer_size) {
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QByteArray data;
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if(!socket.waitForReadyRead(6000))
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return data;
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while(buffer_size > 0 && socket.bytesAvailable() > 0){
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QByteArray _data = socket.read(buffer_size);
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buffer_size -= _data.size();
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data += _data;
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}
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return data;
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}
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void Utils::externalLinkWarning(QWidget *parent, const QString &url){
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if(!config()->get(Config::warnOnExternalLink).toBool()) {
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QDesktopServices::openUrl(QUrl(url));
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return;
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}
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QString body = "You are about to open the following link:\n\n";
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body += QString("%1\n\n").arg(url);
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if (!(TailsOS::detect() || WhonixOS::detect()))
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body += "You will NOT be using Tor.";
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switch (QMessageBox::warning(parent, "External link warning", body, QMessageBox::Cancel|QMessageBox::Ok)) {
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case QMessageBox::Cancel:
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break;
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default:
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QDesktopServices::openUrl(QUrl(url));
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break;
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}
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}
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QStringList Utils::fileFind(const QRegExp &pattern, const QString &baseDir, int level, int depth, const int maxPerDir) {
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// like `find /foo -name -maxdepth 2 "*.jpg"`
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QStringList rtn;
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QDir dir(baseDir);
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dir.setFilter(QDir::Dirs | QDir::Files | QDir::NoSymLinks | QDir::NoDot | QDir::NoDotDot);
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int fileCount = 0;
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for(const auto &fileInfo: dir.entryInfoList({"*"})) {
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fileCount += 1;
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if(fileCount > maxPerDir) return rtn;
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if(!fileInfo.isReadable())
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continue;
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const auto fn = fileInfo.fileName();
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const auto path = fileInfo.filePath();
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if (fileInfo.isDir()) {
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if (level + 1 <= depth)
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rtn << Utils::fileFind(pattern, path, level + 1, depth, maxPerDir);
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}
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else if (pattern.exactMatch(fn))
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rtn << path;
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}
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return rtn;
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}
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bool Utils::walletExists(QString name, const QString &path) {
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name = name.replace(".keys", "");
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auto walletPath = QDir(path).filePath(name + ".keys");
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return Utils::fileExists(walletPath);
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}
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void Utils::copyToClipboard(const QString &string){
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QClipboard * clipboard = QApplication::clipboard();
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if (!clipboard) {
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qWarning() << "Unable to access clipboard";
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return;
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}
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clipboard->setText(string, QClipboard::Clipboard);
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if (clipboard->supportsSelection())
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clipboard->setText(string, QClipboard::Selection);
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#if defined(Q_OS_LINUX)
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QThread::msleep(1);
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#endif
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}
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QString Utils::copyFromClipboard() {
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QClipboard * clipboard = QApplication::clipboard();
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if (!clipboard) {
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qWarning() << "Unable to access clipboard";
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return "";
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}
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return clipboard->text();
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}
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QString Utils::blockExplorerLink(const QString &blockExplorer, NetworkType::Type nettype, const QString &txid) {
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if (blockExplorer == "exploremonero.com") {
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if (nettype == NetworkType::MAINNET) {
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return QString("https://exploremonero.com/transaction/%1").arg(txid);
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}
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}
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else if (blockExplorer == "moneroblocks.info") {
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if (nettype == NetworkType::MAINNET) {
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return QString("https://moneroblocks.info/tx/%1").arg(txid);
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}
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}
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else if (blockExplorer == "blockchair.com") {
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if (nettype == NetworkType::MAINNET) {
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return QString("https://blockchair.com/monero/transaction/%1").arg(txid);
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}
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}
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switch (nettype) {
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case NetworkType::MAINNET:
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return QString("https://xmrchain.net/tx/%1").arg(txid);
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case NetworkType::STAGENET:
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return QString("https://stagenet.xmrchain.net/tx/%1").arg(txid);
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case NetworkType::TESTNET:
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return QString("https://testnet.xmrchain.net/tx/%1").arg(txid);
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}
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return QString("");
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}
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QList<processStruct> Utils::procList() {
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// windows maybe: https://stackoverflow.com/a/13635377/2054778
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QList<processStruct> rtn;
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QProcess process;
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#if defined(Q_OS_MAC) || defined(Q_OS_LINUX)
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#if defined(Q_OS_MAC)
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process.start("ps", QStringList() << "-wwaxo" << "pid,command");
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#elif defined(Q_OS_LINUX)
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process.start("ps", QStringList() << "-wwaxo" << "pid,command");
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#endif
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process.waitForFinished(-1);
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QString stdout = process.readAllStandardOutput();
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QString stderr = process.readAllStandardError();
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if(stdout.isEmpty())
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return rtn;
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QStringList spl = stdout.split("\n");
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if(spl.count() >= 1)
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spl.removeAt(0);
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for (auto& line: spl) {
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line = line.trimmed();
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if(line.isEmpty())
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continue;
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QStringList _spl = line.split(" ");
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processStruct ps;
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if(_spl.length() >= 2) {
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ps.pid = _spl.at(0).toInt();
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ps.command = _spl.at(1);
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rtn.append(ps);
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}
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}
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#endif
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return rtn;
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}
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QStandardItem *Utils::qStandardItem(const QString& text) {
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auto font = QApplication::font();
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return Utils::qStandardItem(text, font);
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}
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QStandardItem *Utils::qStandardItem(const QString& text, QFont &font) {
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// stupid Qt doesnt set font sizes correctly on OSX
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// @TODO: memleak
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auto item = new QStandardItem(text);
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item->setFont(font);
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return item;
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}
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QString Utils::getUnixAccountName() {
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QString accountName = qgetenv("USER"); // mac/linux
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if (accountName.isEmpty())
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accountName = qgetenv("USERNAME"); // Windows
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if (accountName.isEmpty())
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throw std::runtime_error("Could derive system account name from env vars: USER or USERNAME");
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return accountName;
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}
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QString Utils::xdgDesktopEntry(){
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return QString(
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"[Desktop Entry]\n"
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"Name=Feather\n"
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"GenericName=Feather\n"
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"X-GNOME-FullName=Feather\n"
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"Comment=a free Monero desktop wallet\n"
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"Keywords=Monero;\n"
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"Exec=\"%1\" %u\n"
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"Terminal=false\n"
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"Type=Application\n"
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"Icon=monero\n"
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"Categories=Network;GNOME;Qt;\n"
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"StartupNotify=true\n"
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"X-GNOME-Bugzilla-Bugzilla=GNOME\n"
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"X-GNOME-UsesNotifications=true\n"
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).arg(QApplication::applicationFilePath());
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}
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bool Utils::xdgDesktopEntryWrite(const QString &path){
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QString mime = xdgDesktopEntry();
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QFileInfo file(path);
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QDir().mkpath(file.path());
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qDebug() << "Writing xdg desktop entry: " << path;
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return Utils::fileWrite(path, mime);
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}
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void Utils::xdgRefreshApplications(){
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QStringList args = {QStandardPaths::writableLocation(QStandardPaths::ApplicationsLocation)};
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QProcess process;
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process.start("update-desktop-database", args);
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process.waitForFinished(2500);
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process.close();
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}
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bool Utils::xdgDesktopEntryRegister() {
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#if defined(Q_OS_MACOS)
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return false;
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#endif
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#if defined(Q_OS_WIN)
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// @TODO: implement
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return false;
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#endif
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// no support for Tails here
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if(TailsOS::detect()) return false;
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QString writeLocations = "Write locations:\n";
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writeLocations += QString("- %1\n").arg(xdgPaths.pathApp);
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writeLocations += QString("- %1\n").arg(xdgPaths.pathIcon);
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QPixmap appIcon(":assets/images/feather.png");
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if (!Utils::fileExists(xdgPaths.pathIcon))
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Utils::pixmapWrite(xdgPaths.pathIcon, appIcon);
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Utils::xdgDesktopEntryWrite(xdgPaths.pathApp);
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Utils::xdgRefreshApplications();
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return true;
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}
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bool Utils::pixmapWrite(const QString &path, const QPixmap &pixmap) {
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qDebug() << "Writing xdg icon: " << path;
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QFile file(path);
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QFileInfo iconInfo(file);
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QDir().mkpath(iconInfo.path());
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if(file.open(QIODevice::WriteOnly)){
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pixmap.save(&file, "PNG");
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file.close();
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return true;
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}
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return false;
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}
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QFont Utils::relativeFont(int delta) {
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auto font = QApplication::font();
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font.setPointSize(font.pointSize() + delta);
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return font;
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}
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double Utils::roundSignificant(double N, double n)
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{
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int h;
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double b, d, e, i, j, m, f;
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b = N;
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for (i = 0; b >= 1; ++i)
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b = b / 10;
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d = n - i;
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b = N;
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b = b * pow(10, d);
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e = b + 0.5;
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if ((float)e == (float)ceil(b)) {
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f = (ceil(b));
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h = f - 2;
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if (h % 2 != 0) {
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e = e - 1;
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}
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}
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j = floor(e);
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m = pow(10, d);
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j = j / m;
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return j;
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}
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QString Utils::formatBytes(quint64 bytes)
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{
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QVector<QString> sizes = { "B", "KB", "MB", "GB", "TB" };
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int i;
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double _data;
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for (i = 0; i < sizes.count() && bytes >= 10000; i++, bytes /= 1000)
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_data = bytes / 1000.0;
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if (_data < 0)
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_data = 0;
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// unrealistic
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if (_data > 10000)
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_data = 0;
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return QString("%1 %2").arg(QString::number(_data, 'f', 1), sizes[i]);
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}
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QMap<QString, QLocale> Utils::localeCache = {};
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QLocale Utils::getCurrencyLocale(const QString ¤cyCode) {
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QLocale locale;
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if (localeCache.contains(currencyCode)) {
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locale = localeCache[currencyCode];
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} else {
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QList<QLocale> allLocales = QLocale::matchingLocales(QLocale::AnyLanguage, QLocale::AnyScript, QLocale::AnyCountry);
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for (const auto& locale_: allLocales) {
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if (locale_.currencySymbol(QLocale::CurrencyIsoCode) == currencyCode) {
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locale = locale_;
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}
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}
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localeCache[currencyCode] = locale;
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}
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return locale;
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}
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QString Utils::amountToCurrencyString(double amount, const QString ¤cyCode) {
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QLocale locale = getCurrencyLocale(currencyCode);
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// \xC2\xA0 = UTF-8 non-breaking space, it looks off.
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if (currencyCode == "USD")
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return locale.toCurrencyString(amount, "$").remove("\xC2\xA0");
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return locale.toCurrencyString(amount).remove("\xC2\xA0");
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}
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int Utils::maxLength(const QVector<QString> &array) {
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int maxLength = 0;
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for (const auto &str: array) {
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auto length = str.length();
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if (length > maxLength) {
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maxLength = length;
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}
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}
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return maxLength;
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}
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