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// Copyright(c) 2017-2018 Alejandro Sirgo Rica & Contributors
//
// This file is part of Flameshot.
//
// Flameshot 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 3 of the License, or
// (at your option) any later version.
//
// Flameshot 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.
//
// You should have received a copy of the GNU General Public License
// along with Flameshot. If not, see <http://www.gnu.org/licenses/>.
#include "desktopfileparse.h"
#include <QFile>
#include <QDir>
#include <QString>
#include <QTextStream>
#include <QLocale>
DesktopFileParser::DesktopFileParser() {
QString locale = QLocale().name();
QString localeShort = QLocale().name().left(2);
m_localeName = QStringLiteral("Name[%1]").arg(locale);
m_localeDescription = QStringLiteral("Comment[%1]").arg(locale);
m_localeNameShort = QStringLiteral("Name[%1]").arg(localeShort);
m_localeDescriptionShort = QStringLiteral("Comment[%1]")
.arg(localeShort);
m_defaultIcon = QIcon::fromTheme(QStringLiteral("application-x-executable"));
}
DesktopAppData DesktopFileParser::parseDesktopFile(
const QString &fileName, bool &ok) const
{
DesktopAppData res;
ok = true;
QFile file(fileName);
if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
ok = false;
return res;
}
bool nameLocaleSet = false;
bool descriptionLocaleSet = false;
bool isApplication = false;
QTextStream in(&file);
// enter the desktop entry definition
while (!in.atEnd() && in.readLine() != QLatin1String("[Desktop Entry]")) {
}
// start parsing
while (!in.atEnd()) {
QString line = in.readLine();
if (line.startsWith(QLatin1String("Icon"))) {
res.icon = QIcon::fromTheme(
line.mid(line.indexOf(QLatin1String("="))+1).trimmed(),
m_defaultIcon);
}
else if (!nameLocaleSet && line.startsWith(QLatin1String("Name"))) {
if (line.startsWith(m_localeName) ||
line.startsWith(m_localeNameShort))
{
res.name = line.mid(line.indexOf(QLatin1String("="))+1).trimmed();
nameLocaleSet = true;
} else if (line.startsWith(QLatin1String("Name="))) {
res.name = line.mid(line.indexOf(QLatin1String("="))+1).trimmed();
}
}
else if (!descriptionLocaleSet && line.startsWith(QLatin1String("Comment"))) {
if (line.startsWith(m_localeDescription) ||
line.startsWith(m_localeDescriptionShort))
{
res.description = line.mid(line.indexOf(QLatin1String("="))+1).trimmed();
descriptionLocaleSet = true;
} else if (line.startsWith(QLatin1String("Comment="))) {
res.description = line.mid(line.indexOf(QLatin1String("="))+1).trimmed();
}
}
else if (line.startsWith(QLatin1String("Exec"))) {
if (line.contains(QLatin1String("%"))) {
res.exec = line.mid(line.indexOf(QLatin1String("="))+1)
.trimmed();
} else {
ok = false;
break;
}
}
else if (line.startsWith(QLatin1String("Type"))) {
if (line.contains(QLatin1String("Application"))) {
isApplication = true;
}
}
else if (line.startsWith(QLatin1String("Categories"))) {
res.categories = line.mid(line.indexOf(QLatin1String("="))+1).split(QStringLiteral(";"));
}
else if (line == QLatin1String("NoDisplay=true")) {
ok = false;
break;
}
else if (line == QLatin1String("Terminal=true")) {
res.showInTerminal = true;
}
// ignore the other entries
else if (line.startsWith(QLatin1String("["))) {
break;
}
}
file.close();
if (res.exec.isEmpty() || res.name.isEmpty() || !isApplication) {
ok = false;
}
return res;
}
int DesktopFileParser::processDirectory(const QDir &dir) {
QStringList entries = dir.entryList(QDir::NoDotAndDotDot | QDir::Files);
bool ok;
int length = m_appList.length();
for (QString file: entries){
DesktopAppData app = parseDesktopFile(dir.absoluteFilePath(file), ok);
if (ok) {
m_appList.append(app);
}
}
return m_appList.length() - length;
}
QVector<DesktopAppData> DesktopFileParser::getAppsByCategory(const QString &category) {
QVector<DesktopAppData> res;
for (const DesktopAppData &app : m_appList) {
if (app.categories.contains(category)) {
res.append(app);
}
}
return res;
}
QMap<QString, QVector<DesktopAppData>> DesktopFileParser::getAppsByCategory(
const QStringList &categories)
{
QMap<QString, QVector<DesktopAppData>> res;
for (const DesktopAppData &app : m_appList) {
for (const QString &category: categories) {
if (app.categories.contains(category)) {
res[category].append(app);
}
}
}
return res;
}
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