694 lines
19 KiB
C++
694 lines
19 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop 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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It 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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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "pspecific.h"
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#include "platform/linux/linux_libs.h"
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#include "lang.h"
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#include "application.h"
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#include "mainwidget.h"
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#include "localstorage.h"
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <cstdlib>
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#include <unistd.h>
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#include <dirent.h>
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#include <pwd.h>
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#include <iostream>
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#include <qpa/qplatformnativeinterface.h>
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using namespace Platform;
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namespace {
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QByteArray escapeShell(const QByteArray &str) {
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QByteArray result;
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const char *b = str.constData(), *e = str.constEnd();
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for (const char *ch = b; ch != e; ++ch) {
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if (*ch == ' ' || *ch == '"' || *ch == '\'' || *ch == '\\') {
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if (result.isEmpty()) {
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result.reserve(str.size() * 2);
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}
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if (ch > b) {
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result.append(b, ch - b);
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}
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result.append('\\');
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b = ch;
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}
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}
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if (result.isEmpty()) return str;
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if (e > b) {
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result.append(b, e - b);
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}
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return result;
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}
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class _PsEventFilter : public QAbstractNativeEventFilter {
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public:
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bool nativeEventFilter(const QByteArray &eventType, void *message, long *result) {
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//auto wnd = App::wnd();
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//if (!wnd) return false;
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return false;
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}
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};
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_PsEventFilter *_psEventFilter = nullptr;
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QRect _monitorRect;
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auto _monitorLastGot = 0LL;
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} // namespace
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QRect psDesktopRect() {
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auto tnow = getms();
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if (tnow > _monitorLastGot + 1000LL || tnow < _monitorLastGot) {
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_monitorLastGot = tnow;
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_monitorRect = QApplication::desktop()->availableGeometry(App::wnd());
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}
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return _monitorRect;
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}
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void psShowOverAll(QWidget *w, bool canFocus) {
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w->show();
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}
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void psBringToBack(QWidget *w) {
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w->hide();
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}
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QAbstractNativeEventFilter *psNativeEventFilter() {
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delete _psEventFilter;
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_psEventFilter = new _PsEventFilter();
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return _psEventFilter;
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}
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void psWriteDump() {
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}
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QString demanglestr(const QString &mangled) {
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if (mangled.isEmpty()) return mangled;
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QByteArray cmd = ("c++filt -n " + mangled).toUtf8();
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FILE *f = popen(cmd.constData(), "r");
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if (!f) return "BAD_SYMBOL_" + mangled;
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QString result;
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char buffer[4096] = { 0 };
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while (!feof(f)) {
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if (fgets(buffer, 4096, f) != NULL) {
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result += buffer;
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}
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}
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pclose(f);
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return result.trimmed();
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}
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QStringList addr2linestr(uint64 *addresses, int count) {
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QStringList result;
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if (!count) return result;
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result.reserve(count);
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QByteArray cmd = "addr2line -e " + escapeShell(QFile::encodeName(cExeDir() + cExeName()));
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for (int i = 0; i < count; ++i) {
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if (addresses[i]) {
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cmd += qsl(" 0x%1").arg(addresses[i], 0, 16).toUtf8();
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}
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}
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FILE *f = popen(cmd.constData(), "r");
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QStringList addr2lineResult;
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if (f) {
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char buffer[4096] = {0};
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while (!feof(f)) {
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if (fgets(buffer, 4096, f) != NULL) {
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addr2lineResult.push_back(QString::fromUtf8(buffer));
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}
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}
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pclose(f);
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}
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for (int i = 0, j = 0; i < count; ++i) {
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if (addresses[i]) {
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if (j < addr2lineResult.size() && !addr2lineResult.at(j).isEmpty() && !addr2lineResult.at(j).startsWith(qstr("0x"))) {
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QString res = addr2lineResult.at(j).trimmed();
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if (int index = res.indexOf(qstr("/Telegram/"))) {
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if (index > 0) {
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res = res.mid(index + qstr("/Telegram/").size());
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}
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}
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result.push_back(res);
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} else {
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result.push_back(QString());
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}
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++j;
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} else {
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result.push_back(QString());
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}
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}
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return result;
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}
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QString psPrepareCrashDump(const QByteArray &crashdump, QString dumpfile) {
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QString initial = QString::fromUtf8(crashdump), result;
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QStringList lines = initial.split('\n');
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result.reserve(initial.size());
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int32 i = 0, l = lines.size();
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while (i < l) {
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uint64 addresses[1024] = { 0 };
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for (; i < l; ++i) {
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result.append(lines.at(i)).append('\n');
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QString line = lines.at(i).trimmed();
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if (line == qstr("Backtrace:")) {
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++i;
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break;
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}
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}
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int32 start = i;
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for (; i < l; ++i) {
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QString line = lines.at(i).trimmed();
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if (line.isEmpty()) break;
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QRegularExpressionMatch m1 = QRegularExpression(qsl("^(.+)\\(([^+]+)\\+([^\\)]+)\\)\\[(.+)\\]$")).match(line);
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QRegularExpressionMatch m2 = QRegularExpression(qsl("^(.+)\\[(.+)\\]$")).match(line);
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QString addrstr = m1.hasMatch() ? m1.captured(4) : (m2.hasMatch() ? m2.captured(2) : QString());
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if (!addrstr.isEmpty()) {
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uint64 addr = addrstr.startsWith(qstr("0x")) ? addrstr.mid(2).toULongLong(0, 16) : addrstr.toULongLong();
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if (addr > 1) {
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addresses[i - start] = addr;
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}
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}
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}
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QStringList addr2line = addr2linestr(addresses, i - start);
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for (i = start; i < l; ++i) {
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QString line = lines.at(i).trimmed();
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if (line.isEmpty()) break;
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result.append(qsl("\n%1. ").arg(i - start));
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if (line.startsWith(qstr("ERROR: "))) {
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result.append(line).append('\n');
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continue;
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}
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if (line == qstr("[0x1]")) {
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result.append(qsl("(0x1 separator)\n"));
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continue;
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}
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QRegularExpressionMatch m1 = QRegularExpression(qsl("^(.+)\\(([^+]*)\\+([^\\)]+)\\)(.+)$")).match(line);
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QRegularExpressionMatch m2 = QRegularExpression(qsl("^(.+)\\[(.+)\\]$")).match(line);
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if (!m1.hasMatch() && !m2.hasMatch()) {
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result.append(qstr("BAD LINE: ")).append(line).append('\n');
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continue;
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}
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if (m1.hasMatch()) {
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result.append(demanglestr(m1.captured(2))).append(qsl(" + ")).append(m1.captured(3)).append(qsl(" [")).append(m1.captured(1)).append(qsl("] "));
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if (!addr2line.at(i - start).isEmpty() && addr2line.at(i - start) != qsl("??:0")) {
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result.append(qsl(" (")).append(addr2line.at(i - start)).append(qsl(")\n"));
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} else {
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result.append(m1.captured(4)).append(qsl(" (demangled)")).append('\n');
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}
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} else {
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result.append('[').append(m2.captured(1)).append(']');
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if (!addr2line.at(i - start).isEmpty() && addr2line.at(i - start) != qsl("??:0")) {
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result.append(qsl(" (")).append(addr2line.at(i - start)).append(qsl(")\n"));
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} else {
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result.append(' ').append(m2.captured(2)).append('\n');
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}
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}
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}
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}
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return result;
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}
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bool _removeDirectory(const QString &path) { // from http://stackoverflow.com/questions/2256945/removing-a-non-empty-directory-programmatically-in-c-or-c
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QByteArray pathRaw = QFile::encodeName(path);
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DIR *d = opendir(pathRaw.constData());
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if (!d) return false;
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while (struct dirent *p = readdir(d)) {
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/* Skip the names "." and ".." as we don't want to recurse on them. */
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if (!strcmp(p->d_name, ".") || !strcmp(p->d_name, "..")) continue;
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QString fname = path + '/' + p->d_name;
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QByteArray fnameRaw = QFile::encodeName(fname);
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struct stat statbuf;
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if (!stat(fnameRaw.constData(), &statbuf)) {
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if (S_ISDIR(statbuf.st_mode)) {
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if (!_removeDirectory(fname)) {
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closedir(d);
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return false;
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}
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} else {
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if (unlink(fnameRaw.constData())) {
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closedir(d);
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return false;
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}
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}
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}
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}
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closedir(d);
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return !rmdir(pathRaw.constData());
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}
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void psDeleteDir(const QString &dir) {
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_removeDirectory(dir);
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}
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namespace {
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auto _lastUserAction = 0LL;
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} // namespace
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void psUserActionDone() {
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_lastUserAction = getms(true);
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}
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bool psIdleSupported() {
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return false;
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}
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TimeMs psIdleTime() {
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return getms(true) - _lastUserAction;
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}
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void psActivateProcess(uint64 pid) {
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// objc_activateProgram();
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}
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QString psCurrentCountry() {
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QString country;// = objc_currentCountry();
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return country.isEmpty() ? QString::fromLatin1(DefaultCountry) : country;
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}
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QString psCurrentLanguage() {
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QString lng;// = objc_currentLang();
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return lng.isEmpty() ? QString::fromLatin1(DefaultLanguage) : lng;
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}
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namespace {
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QString getHomeDir() {
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struct passwd *pw = getpwuid(getuid());
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return (pw && pw->pw_dir && strlen(pw->pw_dir)) ? (QFile::decodeName(pw->pw_dir) + '/') : QString();
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}
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} // namespace
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QString psAppDataPath() {
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// Previously we used ~/.TelegramDesktop, so look there first.
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// If we find data there, we should still use it.
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auto home = getHomeDir();
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if (!home.isEmpty()) {
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auto oldPath = home + qsl(".TelegramDesktop/");
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auto oldSettingsBase = oldPath + qsl("tdata/settings");
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if (QFile(oldSettingsBase + '0').exists() || QFile(oldSettingsBase + '1').exists()) {
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return oldPath;
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}
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}
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return QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation) + '/';
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}
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QString psDownloadPath() {
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return QStandardPaths::writableLocation(QStandardPaths::DownloadLocation) + '/' + str_const_toString(AppName) + '/';
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}
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QString psCurrentExeDirectory(int argc, char *argv[]) {
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QString first = argc ? QFile::decodeName(argv[0]) : QString();
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if (!first.isEmpty()) {
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QFileInfo info(first);
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if (info.isSymLink()) {
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info = info.symLinkTarget();
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}
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if (info.exists()) {
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return QDir(info.absolutePath()).absolutePath() + '/';
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}
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}
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return QString();
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}
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QString psCurrentExeName(int argc, char *argv[]) {
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QString first = argc ? QFile::decodeName(argv[0]) : QString();
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if (!first.isEmpty()) {
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QFileInfo info(first);
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if (info.isSymLink()) {
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info = info.symLinkTarget();
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}
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if (info.exists()) {
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return info.fileName();
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}
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}
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return QString();
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}
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void psDoCleanup() {
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try {
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psAutoStart(false, true);
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psSendToMenu(false, true);
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} catch (...) {
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}
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}
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int psCleanup() {
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psDoCleanup();
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return 0;
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}
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void psDoFixPrevious() {
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}
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int psFixPrevious() {
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psDoFixPrevious();
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return 0;
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}
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void psPostprocessFile(const QString &name) {
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}
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void psOpenFile(const QString &name, bool openWith) {
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QDesktopServices::openUrl(QUrl::fromLocalFile(name));
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}
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void psShowInFolder(const QString &name) {
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Ui::hideLayer(true);
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system(("xdg-open " + escapeShell(QFile::encodeName(QFileInfo(name).absoluteDir().absolutePath()))).constData());
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}
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namespace Platform {
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void start() {
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}
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void finish() {
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delete _psEventFilter;
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_psEventFilter = nullptr;
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}
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void SetWatchingMediaKeys(bool watching) {
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}
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bool TransparentWindowsSupported(QPoint globalPosition) {
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if (auto app = static_cast<QGuiApplication*>(QCoreApplication::instance())) {
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if (auto native = app->platformNativeInterface()) {
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if (auto desktop = QApplication::desktop()) {
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auto index = desktop->screenNumber(globalPosition);
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auto screens = QGuiApplication::screens();
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if (auto screen = (index >= 0 && index < screens.size()) ? screens[index] : QGuiApplication::primaryScreen()) {
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if (native->nativeResourceForScreen(QByteArray("compositingEnabled"), screen)) {
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return true;
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}
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static OrderedSet<int> WarnedAbout;
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if (!WarnedAbout.contains(index)) {
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WarnedAbout.insert(index);
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LOG(("WARNING: Compositing is disabled for screen index %1 (for position %2,%3)").arg(index).arg(globalPosition.x()).arg(globalPosition.y()));
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}
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} else {
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LOG(("WARNING: Could not get screen for index %1 (for position %2,%3)").arg(index).arg(globalPosition.x()).arg(globalPosition.y()));
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}
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}
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}
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}
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return false;
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}
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namespace ThirdParty {
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void start() {
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Libs::start();
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MainWindow::LibsLoaded();
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}
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void finish() {
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}
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} // namespace ThirdParty
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} // namespace Platform
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namespace {
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bool _psRunCommand(const QByteArray &command) {
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int result = system(command.constData());
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if (result) {
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DEBUG_LOG(("App Error: command failed, code: %1, command (in utf8): %2").arg(result).arg(command.constData()));
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return false;
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}
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DEBUG_LOG(("App Info: command succeeded, command (in utf8): %1").arg(command.constData()));
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return true;
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}
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} // namespace
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void psRegisterCustomScheme() {
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#ifndef TDESKTOP_DISABLE_REGISTER_CUSTOM_SCHEME
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auto home = getHomeDir();
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if (home.isEmpty() || cBetaVersion()) return; // don't update desktop file for beta version
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#ifndef TDESKTOP_DISABLE_DESKTOP_FILE_GENERATION
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DEBUG_LOG(("App Info: placing .desktop file"));
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if (QDir(home + qsl(".local/")).exists()) {
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QString apps = home + qsl(".local/share/applications/");
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QString icons = home + qsl(".local/share/icons/");
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if (!QDir(apps).exists()) QDir().mkpath(apps);
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if (!QDir(icons).exists()) QDir().mkpath(icons);
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QString path = cWorkingDir() + qsl("tdata/"), file = path + qsl("telegramdesktop.desktop");
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QDir().mkpath(path);
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QFile f(file);
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if (f.open(QIODevice::WriteOnly)) {
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QString icon = icons + qsl("telegram.png");
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auto iconExists = QFile(icon).exists();
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if (Local::oldSettingsVersion() < 10021 && iconExists) {
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// Icon was changed.
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if (QFile(icon).remove()) {
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iconExists = false;
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}
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}
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if (!iconExists) {
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if (QFile(qsl(":/gui/art/icon256.png")).copy(icon)) {
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DEBUG_LOG(("App Info: Icon copied to 'tdata'"));
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}
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}
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QTextStream s(&f);
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s.setCodec("UTF-8");
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s << "[Desktop Entry]\n";
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s << "Encoding=UTF-8\n";
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s << "Version=1.0\n";
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s << "Name=Telegram Desktop\n";
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s << "Comment=Official desktop version of Telegram messaging app\n";
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s << "Exec=" << escapeShell(QFile::encodeName(cExeDir() + cExeName())) << " -- %u\n";
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s << "Icon=telegram\n";
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s << "Terminal=false\n";
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s << "StartupWMClass=Telegram\n";
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s << "Type=Application\n";
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s << "Categories=Network;\n";
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s << "MimeType=x-scheme-handler/tg;\n";
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f.close();
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if (_psRunCommand("desktop-file-install --dir=" + escapeShell(QFile::encodeName(home + qsl(".local/share/applications"))) + " --delete-original " + escapeShell(QFile::encodeName(file)))) {
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DEBUG_LOG(("App Info: removing old .desktop file"));
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QFile(qsl("%1.local/share/applications/telegram.desktop").arg(home)).remove();
|
|
|
|
_psRunCommand("update-desktop-database " + escapeShell(QFile::encodeName(home + qsl(".local/share/applications"))));
|
|
_psRunCommand("xdg-mime default telegramdesktop.desktop x-scheme-handler/tg");
|
|
}
|
|
} else {
|
|
LOG(("App Error: Could not open '%1' for write").arg(file));
|
|
}
|
|
}
|
|
#endif // !TDESKTOP_DISABLE_DESKTOP_FILE_GENERATION
|
|
|
|
DEBUG_LOG(("App Info: registerting for Gnome"));
|
|
if (_psRunCommand("gconftool-2 -t string -s /desktop/gnome/url-handlers/tg/command " + escapeShell(escapeShell(QFile::encodeName(cExeDir() + cExeName())) + " -- %s"))) {
|
|
_psRunCommand("gconftool-2 -t bool -s /desktop/gnome/url-handlers/tg/needs_terminal false");
|
|
_psRunCommand("gconftool-2 -t bool -s /desktop/gnome/url-handlers/tg/enabled true");
|
|
}
|
|
|
|
DEBUG_LOG(("App Info: placing .protocol file"));
|
|
QString services;
|
|
if (QDir(home + qsl(".kde4/")).exists()) {
|
|
services = home + qsl(".kde4/share/kde4/services/");
|
|
} else if (QDir(home + qsl(".kde/")).exists()) {
|
|
services = home + qsl(".kde/share/kde4/services/");
|
|
}
|
|
if (!services.isEmpty()) {
|
|
if (!QDir(services).exists()) QDir().mkpath(services);
|
|
|
|
QString path = services, file = path + qsl("tg.protocol");
|
|
QFile f(file);
|
|
if (f.open(QIODevice::WriteOnly)) {
|
|
QTextStream s(&f);
|
|
s.setCodec("UTF-8");
|
|
s << "[Protocol]\n";
|
|
s << "exec=" << QFile::decodeName(escapeShell(QFile::encodeName(cExeDir() + cExeName()))) << " -- %u\n";
|
|
s << "protocol=tg\n";
|
|
s << "input=none\n";
|
|
s << "output=none\n";
|
|
s << "helper=true\n";
|
|
s << "listing=false\n";
|
|
s << "reading=false\n";
|
|
s << "writing=false\n";
|
|
s << "makedir=false\n";
|
|
s << "deleting=false\n";
|
|
f.close();
|
|
} else {
|
|
LOG(("App Error: Could not open '%1' for write").arg(file));
|
|
}
|
|
}
|
|
#endif // !TDESKTOP_DISABLE_REGISTER_CUSTOM_SCHEME
|
|
}
|
|
|
|
void psNewVersion() {
|
|
psRegisterCustomScheme();
|
|
}
|
|
|
|
bool _execUpdater(bool update = true, const QString &crashreport = QString()) {
|
|
static const int MaxLen = 65536, MaxArgsCount = 128;
|
|
|
|
char path[MaxLen] = {0};
|
|
QByteArray data(QFile::encodeName(cExeDir() + "Updater"));
|
|
memcpy(path, data.constData(), data.size());
|
|
|
|
char *args[MaxArgsCount] = {0}, p_noupdate[] = "-noupdate", p_autostart[] = "-autostart", p_debug[] = "-debug", p_tosettings[] = "-tosettings", p_key[] = "-key", p_path[] = "-workpath", p_startintray[] = "-startintray", p_testmode[] = "-testmode", p_crashreport[] = "-crashreport";
|
|
char p_datafile[MaxLen] = {0}, p_pathbuf[MaxLen] = {0}, p_crashreportbuf[MaxLen] = {0};
|
|
int argIndex = 0;
|
|
args[argIndex++] = path;
|
|
if (!update) {
|
|
args[argIndex++] = p_noupdate;
|
|
args[argIndex++] = p_tosettings;
|
|
}
|
|
if (cLaunchMode() == LaunchModeAutoStart) args[argIndex++] = p_autostart;
|
|
if (cDebug()) args[argIndex++] = p_debug;
|
|
if (cStartInTray()) args[argIndex++] = p_startintray;
|
|
if (cTestMode()) args[argIndex++] = p_testmode;
|
|
if (cDataFile() != qsl("data")) {
|
|
QByteArray dataf = QFile::encodeName(cDataFile());
|
|
if (dataf.size() < MaxLen) {
|
|
memcpy(p_datafile, dataf.constData(), dataf.size());
|
|
args[argIndex++] = p_key;
|
|
args[argIndex++] = p_datafile;
|
|
}
|
|
}
|
|
QByteArray pathf = QFile::encodeName(cWorkingDir());
|
|
if (pathf.size() < MaxLen) {
|
|
memcpy(p_pathbuf, pathf.constData(), pathf.size());
|
|
args[argIndex++] = p_path;
|
|
args[argIndex++] = p_pathbuf;
|
|
}
|
|
if (!crashreport.isEmpty()) {
|
|
QByteArray crashreportf = QFile::encodeName(crashreport);
|
|
if (crashreportf.size() < MaxLen) {
|
|
memcpy(p_crashreportbuf, crashreportf.constData(), crashreportf.size());
|
|
args[argIndex++] = p_crashreport;
|
|
args[argIndex++] = p_crashreportbuf;
|
|
}
|
|
}
|
|
|
|
Logs::closeMain();
|
|
SignalHandlers::finish();
|
|
pid_t pid = fork();
|
|
switch (pid) {
|
|
case -1: return false;
|
|
case 0: execv(path, args); return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void psExecUpdater() {
|
|
if (!_execUpdater()) {
|
|
psDeleteDir(cWorkingDir() + qsl("tupdates/temp"));
|
|
}
|
|
}
|
|
|
|
void psExecTelegram(const QString &crashreport) {
|
|
_execUpdater(false, crashreport);
|
|
}
|
|
|
|
bool psShowOpenWithMenu(int x, int y, const QString &file) {
|
|
return false;
|
|
}
|
|
|
|
void psAutoStart(bool start, bool silent) {
|
|
}
|
|
|
|
void psSendToMenu(bool send, bool silent) {
|
|
}
|
|
|
|
void psUpdateOverlayed(QWidget *widget) {
|
|
}
|
|
|
|
bool linuxMoveFile(const char *from, const char *to) {
|
|
FILE *ffrom = fopen(from, "rb"), *fto = fopen(to, "wb");
|
|
if (!ffrom) {
|
|
if (fto) fclose(fto);
|
|
return false;
|
|
}
|
|
if (!fto) {
|
|
fclose(ffrom);
|
|
return false;
|
|
}
|
|
static const int BufSize = 65536;
|
|
char buf[BufSize];
|
|
while (size_t size = fread(buf, 1, BufSize, ffrom)) {
|
|
fwrite(buf, 1, size, fto);
|
|
}
|
|
|
|
struct stat fst; // from http://stackoverflow.com/questions/5486774/keeping-fileowner-and-permissions-after-copying-file-in-c
|
|
//let's say this wont fail since you already worked OK on that fp
|
|
if (fstat(fileno(ffrom), &fst) != 0) {
|
|
fclose(ffrom);
|
|
fclose(fto);
|
|
return false;
|
|
}
|
|
//update to the same uid/gid
|
|
if (fchown(fileno(fto), fst.st_uid, fst.st_gid) != 0) {
|
|
fclose(ffrom);
|
|
fclose(fto);
|
|
return false;
|
|
}
|
|
//update the permissions
|
|
if (fchmod(fileno(fto), fst.st_mode) != 0) {
|
|
fclose(ffrom);
|
|
fclose(fto);
|
|
return false;
|
|
}
|
|
|
|
fclose(ffrom);
|
|
fclose(fto);
|
|
|
|
if (unlink(from)) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool psLaunchMaps(const LocationCoords &coords) {
|
|
return false;
|
|
}
|