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//===========================================
// Lumina desktop source code
// Copyright (c) 2017, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
// Internal, OS-agnostic functionality for managing the object itself
//===========================================
#include <framework-OSInterface.h>
#include <QFile>
#include <QDir>
#include <QVariant>
OSInterface::OSInterface(QObject *parent) : QObject(parent){
watcher = 0;
iodevice = 0;
netman = 0;
}
OSInterface::~OSInterface(){
if(watcher!=0){
QStringList paths; paths << watcher->files() << watcher->directories();
if(!paths.isEmpty()){ watcher->removePaths(paths); }
watcher->deleteLater();
}
if(iodevice!=0){
if(iodevice->isOpen()){ iodevice->close(); }
iodevice->deleteLater();
}
if(netman!=0){
netman->deleteLater();
}
}
OSInterface* OSInterface::instance(){
static OSInterface* m_os_object = 0;
if(m_os_object==0){
m_os_object = new OSInterface();
}
return m_os_object;
}
void OSInterface::connectWatcher(){
if(watcher==0){ return; }
connect(watcher, SIGNAL(fileChanged(QString)), this, SLOT(watcherFileChanged(QString)) );
connect(watcher, SIGNAL(directoryChanged(QString)), this, SLOT(watcherDirChanged(QString)) );
}
void OSInterface::connectIodevice(){
if(iodevice==0){ return; }
connect(iodevice, SIGNAL(readyRead()), this, SLOT(iodeviceReadyRead()) );
}
void OSInterface::connectNetman(){
if(netman==0){ return; }
connect(netman, SIGNAL(networkAccessibleChanged(QNetworkAccessManager::NetworkAccessibility)), this, SLOT(netAccessChanged(QNetworkAccessManager::NetworkAccessibility)) );
connect(netman, SIGNAL(requestFinished(QNetworkReply*)), this, SLOT(netRequestFinished(QNetworkReply*)) );
connect(netman, SIGNAL(sslErrors(QNetworkReply*, const QList<QSslError>&)), this, SLOT(netSslErrors(QNetworkReply*, const QList<QSslError>&)) );
}
void OSInterface::connectTimer(){
if(timer==0){ return; }
connect(timer, SIGNAL(timeout()), this, SLOT(timerUpdate()) );
}
// External Media Management (if system uses *.desktop shortcuts)
void OSInterface::setupMediaWatcher(){
//Create/connect the watcher if needed
if(watcher == 0){ watcher = new QFileSystemWatcher(); connectWatcher(); }
QStringList dirs = this->mediaDirectories();
if(dirs.isEmpty()){ return; } //nothing to do
//Make sure each directory is scanned **right now** (if it exists)
for(int i=0; i<dirs.length(); i++){
if(QFile::exists(dirs[i])){
handleMediaDirChange(dirs[i]);
}
}
}
bool OSInterface::handleMediaDirChange(QString dir){ //returns true if directory was handled
if( !this->mediaDirectories().contains(dir) ){ return false; } //not a media directory
QDir qdir(dir);
QStringList files = qdir.entryList(QStringList() << "*.desktop", QDir::Files, QDir::Name);
for(int i=0; i<files.length(); i++){ files[i] = qdir.absoluteFilePath(files[i]); }
QString key = "media_files/"+dir;
if(files.isEmpty() && INFO.contains(key)){ INFO.remove(key); emit mediaShortcutsChanged(); } //no files for this directory at the moment
else{ INFO.insert("media_files/"+dir, files); emit mediaShortcutsChanged(); } //save these file paths for later
//Make sure the directory is still watched (sometimes the dir is removed/recreated on modification)
if(!watcher->directories().contains(dir)){ watcher->addPath(dir); }
return true;
}
QStringList OSInterface::autoHandledMediaFiles(){
QStringList files;
QStringList keys = INFO.keys().filter("media_files/");
for(int i=0; i<keys.length(); i++){
if(keys[i].startsWith("media_files/")){ files << INFO[keys[i]].toStringList(); }
}
return files;
}
// Qt-based NetworkAccessManager usage
void OSInterface::setupNetworkManager(){
if(netman==0){
netman = new QNetworkAccessManager(this);
connectNetman();
}
//Load the initial state of the network accessibility
netAccessChanged(netman->networkAccessible());
}
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