2022-03-05 22:41:29 +05:00

142 lines
3.5 KiB
C++

/*
SPDX-FileCopyrightText: 2001 Waldo Bastian <bastian@kde.org>
SPDX-License-Identifier: LGPL-2.0-only
*/
#include "autostart.h"
#include "../plasmaautostart/plasmaautostart.h"
#include <QDir>
#include <QHash>
#include <QStandardPaths>
AutoStart::AutoStart()
: m_phase(-1)
, m_phasedone(false)
{
loadAutoStartList();
}
AutoStart::~AutoStart()
{
}
void AutoStart::setPhase(int phase)
{
if (phase > m_phase) {
m_phase = phase;
m_phasedone = false;
}
}
void AutoStart::setPhaseDone()
{
m_phasedone = true;
}
static QString extractName(QString path) // krazy:exclude=passbyvalue
{
int i = path.lastIndexOf(QLatin1Char('/'));
if (i >= 0) {
path = path.mid(i + 1);
}
i = path.lastIndexOf(QLatin1Char('.'));
if (i >= 0) {
path.truncate(i);
}
return path;
}
void AutoStart::loadAutoStartList()
{
// XDG autostart dirs
// Make unique list of relative paths
QHash<QString, QString> files;
const QStringList dirs = QStandardPaths::locateAll(QStandardPaths::GenericConfigLocation, QStringLiteral("autostart"), QStandardPaths::LocateDirectory);
for (const QString &dir : dirs) {
const QDir d(dir);
const QStringList fileNames = d.entryList(QStringList() << QStringLiteral("*.desktop"));
for (const QString &file : fileNames) {
if (!files.contains(file)) {
files.insert(file, d.absoluteFilePath(file));
}
}
}
for (auto it = files.constBegin(); it != files.constEnd(); ++it) {
PlasmaAutostart config(*it);
if (!config.autostarts(QStringLiteral("KDE"), PlasmaAutostart::CheckAll)) {
continue;
}
AutoStartItem item;
item.service = *it;
item.name = extractName(it.key());
item.startAfter = config.startAfter();
item.phase = qMax(PlasmaAutostart::BaseDesktop, config.startPhase());
m_startList.append(item);
}
}
QString AutoStart::startService()
{
if (m_startList.isEmpty()) {
return QString();
}
while (!m_started.isEmpty()) {
// Check for items that depend on previously started items
QString lastItem = m_started[0];
QMutableVectorIterator<AutoStartItem> it(m_startList);
while (it.hasNext()) {
const auto &item = it.next();
if (item.phase == m_phase && item.startAfter == lastItem) {
m_started.prepend(item.name);
QString service = item.service;
it.remove();
return service;
}
}
m_started.removeFirst();
}
// Check for items that don't depend on anything
QMutableVectorIterator<AutoStartItem> it(m_startList);
while (it.hasNext()) {
const auto &item = it.next();
if (item.phase == m_phase && item.startAfter.isEmpty()) {
m_started.prepend(item.name);
QString service = item.service;
it.remove();
return service;
}
}
// Just start something in this phase
it = m_startList;
while (it.hasNext()) {
const auto &item = it.next();
if (item.phase == m_phase) {
m_started.prepend(item.name);
QString service = item.service;
it.remove();
return service;
}
}
return QString();
}
QVector<AutoStartItem> AutoStart::startList() const
{
QVector<AutoStartItem> ret;
for (const auto &asi : m_startList) {
if (asi.phase == m_phase)
ret << asi;
}
return ret;
}