filereader.cpp

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#include "filereader.h"
#include <QtCore/QCoreApplication>
#include <QtCore/QDir>
#include <QtCore/QFile>
#include <QtCore/QFileInfo>
#include <QtCore/QTextStream>
#include <QtCore/QDebug>

QString adjustPath(const QString &path)
{
#ifdef Q_OS_UNIX
#ifdef Q_OS_MAC
    if (!QDir::isAbsolutePath(path))
        return QCoreApplication::applicationDirPath()
                + QLatin1String("/../Resources/") + path;
#else
    QString pathInInstallDir;
    const QString applicationDirPath = QCoreApplication::applicationDirPath();
    pathInInstallDir = QString::fromLatin1("%1/../%2").arg(applicationDirPath, path);

    if (QFileInfo(pathInInstallDir).exists())
        return pathInInstallDir;
#endif
#endif
    return path;
}

QString FileReader::readFile(const QString &fileName)
{
    QString content;
    QFile file(adjustPath(fileName));
    if (file.open(QIODevice::ReadOnly)) {
        QTextStream stream(&file);
        content = stream.readAll();
    }
    return content;
}