moonlight-qt/app/path.cpp
2020-11-21 14:45:34 -06:00

95 lines
2.8 KiB
C++

#include "path.h"
#include <QtDebug>
#include <QDir>
#include <QStandardPaths>
#include <QSettings>
#include <QCoreApplication>
QString Path::s_CacheDir;
QString Path::s_LogDir;
QString Path::s_BoxArtCacheDir;
QString Path::getLogDir()
{
Q_ASSERT(!s_LogDir.isEmpty());
return s_LogDir;
}
QString Path::getBoxArtCacheDir()
{
Q_ASSERT(!s_BoxArtCacheDir.isEmpty());
return s_BoxArtCacheDir;
}
QByteArray Path::readDataFile(QString fileName)
{
QFile dataFile(getDataFilePath(fileName));
dataFile.open(QIODevice::ReadOnly);
return dataFile.readAll();
}
void Path::writeDataFile(QString fileName, QByteArray data)
{
QFile dataFile(QDir(s_CacheDir).absoluteFilePath(fileName));
dataFile.open(QIODevice::WriteOnly);
dataFile.write(data);
}
QString Path::getDataFilePath(QString fileName)
{
QString candidatePath;
// Check the cache location first (used by Path::writeDataFile())
candidatePath = QDir(s_CacheDir).absoluteFilePath(fileName);
if (QFile::exists(candidatePath)) {
qInfo() << "Found" << fileName << "at" << candidatePath;
return candidatePath;
}
// Check the current directory
candidatePath = QDir(QDir::currentPath()).absoluteFilePath(fileName);
if (QFile::exists(candidatePath)) {
qInfo() << "Found" << fileName << "at" << candidatePath;
return candidatePath;
}
// Now check the data directories (for Linux, in particular)
candidatePath = QStandardPaths::locate(QStandardPaths::AppDataLocation, fileName);
if (!candidatePath.isEmpty() && QFile::exists(candidatePath)) {
qInfo() << "Found" << fileName << "at" << candidatePath;
return candidatePath;
}
// Now try the directory of our app installation (for Windows, if current dir doesn't find it)
candidatePath = QDir(QCoreApplication::applicationDirPath()).absoluteFilePath(fileName);
if (QFile::exists(candidatePath)) {
qInfo() << "Found" << fileName << "at" << candidatePath;
return candidatePath;
}
// Return the QRC embedded copy
candidatePath = ":/data/" + fileName;
qInfo() << "Found" << fileName << "at" << candidatePath;
return QString(candidatePath);
}
void Path::initialize(bool portable)
{
if (portable) {
s_LogDir = QDir::currentPath();
s_BoxArtCacheDir = QDir::currentPath() + "/boxart";
s_CacheDir = QDir::currentPath();
}
else {
#ifdef Q_OS_DARWIN
// On macOS, $TMPDIR is some random folder under /var/folders/ that nobody can
// easily find, so use the system's global tmp directory instead.
s_LogDir = "/tmp";
#else
s_LogDir = QDir::tempPath();
#endif
s_CacheDir = QStandardPaths::writableLocation(QStandardPaths::CacheLocation);
s_BoxArtCacheDir = QStandardPaths::writableLocation(QStandardPaths::CacheLocation) + "/boxart";
}
}