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/*
* Copyright (C) by Klaas Freitag <freitag@owncloud.com>
* Copyright (C) by Daniel Molkentin <danimo@owncloud.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "openfilemanager.h"
#include "application.h"
#include "common/utility.h"
#include <QProcess>
#include <QSettings>
#include <QDir>
#include <QUrl>
#include <QDesktopServices>
#include <QApplication>
namespace OCC {
// according to the QStandardDir impl from Qt5
static QStringList xdgDataDirs()
{
QStringList dirs;
// http://standards.freedesktop.org/basedir-spec/latest/
QString xdgDataDirsEnv = QFile::decodeName(qgetenv("XDG_DATA_DIRS"));
if (xdgDataDirsEnv.isEmpty()) {
dirs.append(QString::fromLatin1("/usr/local/share"));
dirs.append(QString::fromLatin1("/usr/share"));
} else {
dirs = xdgDataDirsEnv.split(QLatin1Char(':'));
}
// local location
QString xdgDataHome = QFile::decodeName(qgetenv("XDG_DATA_HOME"));
if (xdgDataHome.isEmpty()) {
xdgDataHome = QDir::homePath() + "/.local/share";
}
dirs.prepend(xdgDataHome);
return dirs;
}
// Linux impl only, make sure to process %u and %U which might be returned
static QString findDefaultFileManager()
{
QProcess p;
p.start("xdg-mime", QStringList() << "query"
<< "default"
<< "inode/directory",
QFile::ReadOnly);
p.waitForFinished();
QString fileName = QString::fromUtf8(p.readAll().trimmed());
if (fileName.isEmpty())
return QString();
QFileInfo fi;
const auto &dirs = xdgDataDirs();
for (const auto &dir : dirs) {
const QStringList subdirs { QStringLiteral("/applications/"), QStringLiteral("/applications/kde4/") };
for (const auto &subdir : subdirs) {
fi.setFile(dir + subdir + fileName);
if (fi.exists()) {
return fi.absoluteFilePath();
}
}
}
return QString();
}
// early dolphin versions did not have --select
static bool checkDolphinCanSelect()
{
QProcess p;
p.start("dolphin", QStringList() << "--help", QFile::ReadOnly);
p.waitForFinished();
return p.readAll().contains("--select");
}
// inspired by Qt Creator's showInGraphicalShell();
void showInFileManager(const QString &localPath)
{
if (Utility::isWindows()) {
QString explorer = "explorer.exe "; // FIXME: we trust it's in PATH
QFileInfo fi(localPath);
// canonicalFilePath returns empty if the file does not exist
if (!fi.canonicalFilePath().isEmpty()) {
QString nativeArgs;
if (!fi.isDir()) {
nativeArgs += QLatin1String("/select,");
}
nativeArgs += QLatin1Char('"');
nativeArgs += QDir::toNativeSeparators(fi.canonicalFilePath());
nativeArgs += QLatin1Char('"');
QProcess p;
#ifdef Q_OS_WIN
// QProcess on Windows tries to wrap the whole argument/program string
// with quotes if it detects a space in it, but explorer wants the quotes
// only around the path. Use setNativeArguments to bypass this logic.
p.setNativeArguments(nativeArgs);
#endif
p.start(explorer, QStringList());
p.waitForFinished(5000);
}
} else if (Utility::isMac()) {
QStringList scriptArgs;
scriptArgs << QLatin1String("-e")
<< QString::fromLatin1("tell application \"Finder\" to reveal POSIX file \"%1\"")
.arg(localPath);
QProcess::execute(QLatin1String("/usr/bin/osascript"), scriptArgs);
scriptArgs.clear();
scriptArgs << QLatin1String("-e")
<< QLatin1String("tell application \"Finder\" to activate");
QProcess::execute(QLatin1String("/usr/bin/osascript"), scriptArgs);
} else {
QString app;
QStringList args;
static QString defaultManager = findDefaultFileManager();
QSettings desktopFile(defaultManager, QSettings::IniFormat);
QString exec = desktopFile.value("Desktop Entry/Exec").toString();
QString fileToOpen = QFileInfo(localPath).absoluteFilePath();
QString pathToOpen = QFileInfo(localPath).absolutePath();
bool canHandleFile = false; // assume dumb fm
args = exec.split(' ');
if (args.count() > 0)
app = args.takeFirst();
QString kdeSelectParam("--select");
if (app.contains("konqueror") && !args.contains(kdeSelectParam)) {
// konq needs '--select' in order not to launch the file
args.prepend(kdeSelectParam);
canHandleFile = true;
}
if (app.contains("dolphin")) {
static bool dolphinCanSelect = checkDolphinCanSelect();
if (dolphinCanSelect && !args.contains(kdeSelectParam)) {
args.prepend(kdeSelectParam);
canHandleFile = true;
}
}
// whitelist
if (app.contains("nautilus") || app.contains("nemo")) {
canHandleFile = true;
}
static QString name;
if (name.isEmpty()) {
name = desktopFile.value(QString::fromLatin1("Desktop Entry/Name[%1]").arg(ocApp()->displayLanguage())).toString();
if (name.isEmpty()) {
name = desktopFile.value(QString::fromLatin1("Desktop Entry/Name")).toString();
}
}
std::replace(args.begin(), args.end(), QString::fromLatin1("%c"), name);
std::replace(args.begin(), args.end(), QString::fromLatin1("%u"), fileToOpen);
std::replace(args.begin(), args.end(), QString::fromLatin1("%U"), fileToOpen);
std::replace(args.begin(), args.end(), QString::fromLatin1("%f"), fileToOpen);
std::replace(args.begin(), args.end(), QString::fromLatin1("%F"), fileToOpen);
// fixme: needs to append --icon, according to http://standards.freedesktop.org/desktop-entry-spec/desktop-entry-spec-latest.html#exec-variables
QStringList::iterator it = std::find(args.begin(), args.end(), QString::fromLatin1("%i"));
if (it != args.end()) {
(*it) = desktopFile.value("Desktop Entry/Icon").toString();
args.insert(it, QString::fromLatin1("--icon")); // before
}
if (args.count() == 0)
args << fileToOpen;
if (app.isEmpty() || args.isEmpty() || !canHandleFile) {
// fall back: open the default file manager, without ever selecting the file
QDesktopServices::openUrl(QUrl::fromLocalFile(pathToOpen));
} else {
QProcess::startDetached(app, args);
}
}
}
}
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