/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: Nokia Corporation (qt-info@nokia.com)
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** This file is part of the Qt Mobility Components.
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** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
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** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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**
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** rights. These rights are described in the Nokia Qt LGPL Exception
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**
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** $QT_END_LICENSE$
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****************************************************************************/
#ifndef QMOBILITYPLUGINSEARCH_H
#define QMOBILITYPLUGINSEARCH_H
#include <QApplication>
#include <QStringList>
#include <QDir>
#if defined(Q_OS_SYMBIAN)
# include <f32file.h>
#endif
QTM_BEGIN_NAMESPACE
//class DirChecker
//{
//public:
// DirChecker();
// ~DirChecker();
// bool checkDir(const QDir& dir);
//private:
//#if defined(Q_OS_SYMBIAN)
// RFs rfs;
//#endif
//};
//#if defined(Q_OS_SYMBIAN)
//DirChecker::DirChecker()
//{
// qt_symbian_throwIfError(rfs.Connect());
//}
//bool DirChecker::checkDir(const QDir& dir)
//{
// bool pathFound = false;
// // In Symbian, going cdUp() in a c:/private/<uid3>/ will result in *platsec* error at fileserver (requires AllFiles capability)
// // Also, trying to cd() to a nonexistent directory causes *platsec* error. This does not cause functional harm, but should
// // nevertheless be changed to use native Symbian methods to avoid unnecessary platsec warnings (as per qpluginloader.cpp).
// // Use native Symbian code to check for directory existence, because checking
// // for files from under non-existent protected dir like E:/private/<uid> using
// // QDir::exists causes platform security violations on most apps.
// QString nativePath = QDir::toNativeSeparators(dir.absolutePath());
// TPtrC ptr = TPtrC16(static_cast<const TUint16*>(nativePath.utf16()), nativePath.length());
// TUint attributes;
// TInt err = rfs.Att(ptr, attributes);
// if (err == KErrNone) {
// // yes, the directory exists.
// pathFound = true;
// }
// return pathFound;
//}
//DirChecker::~DirChecker()
//{
// rfs.Close();
//}
//#else
//DirChecker::DirChecker()
//{
//}
//DirChecker::~DirChecker()
//{
//}
//bool DirChecker::checkDir(const QDir &dir)
//{
// return dir.exists();
//}
//#endif
#if defined(Q_OS_SYMBIAN)
inline bool checkMobilityPluginsDir(const QDir &dir)
{
RFs rfs;
qt_symbian_throwIfError(rfs.Connect());
bool pathFound = false;
// In Symbian, going cdUp() in a c:/private/<uid3>/ will result in *platsec* error at fileserver (requires AllFiles capability)
// Also, trying to cd() to a nonexistent directory causes *platsec* error. This does not cause functional harm, but should
// nevertheless be changed to use native Symbian methods to avoid unnecessary platsec warnings (as per qpluginloader.cpp).
// Use native Symbian code to check for directory existence, because checking
// for files from under non-existent protected dir like E:/private/<uid> using
// QDir::exists causes platform security violations on most apps.
QString nativePath = QDir::toNativeSeparators(dir.absolutePath());
TPtrC ptr = TPtrC16(static_cast<const TUint16*>(nativePath.utf16()), nativePath.length());
TUint attributes;
TInt err = rfs.Att(ptr, attributes);
if (err == KErrNone) {
// yes, the directory exists.
pathFound = true;
}
rfs.Close();
return pathFound;
}
#else
inline bool checkMobilityPluginsDir(const QDir &dir)
{
return dir.exists();
}
#endif
inline QStringList mobilityPlugins(const QString plugintype)
{
#if !defined QT_NO_DEBUG
const bool showDebug = qgetenv("QT_DEBUG_PLUGINS").toInt() > 0;
#endif
QStringList paths = QApplication::libraryPaths();
#ifdef QTM_PLUGIN_PATH
paths << QLatin1String(QTM_PLUGIN_PATH);
#endif
#if !defined QT_NO_DEBUG
if (showDebug)
qDebug() << "Plugin paths:" << paths;
#endif
//DirChecker dirChecker;
//temp variable to avoid multiple identic path
QSet<QString> processed;
/* Discover a bunch o plugins */
QStringList plugins;
/* Enumerate our plugin paths */
for (int i=0; i < paths.count(); i++) {
if (processed.contains(paths.at(i)))
continue;
processed.insert(paths.at(i));
QDir pluginsDir(paths.at(i));
if (!checkMobilityPluginsDir(pluginsDir))
continue;
#if defined(Q_OS_WIN)
if (pluginsDir.dirName().toLower() == QLatin1String("debug") || pluginsDir.dirName().toLower() == QLatin1String("release"))
pluginsDir.cdUp();
#elif defined(Q_OS_MAC)
if (pluginsDir.dirName() == QLatin1String("MacOS")) {
pluginsDir.cdUp();
pluginsDir.cdUp();
pluginsDir.cdUp();
}
#endif
QString subdir(QLatin1String("plugins/"));
subdir += plugintype;
if (pluginsDir.path().endsWith(QLatin1String("/plugins"))
|| pluginsDir.path().endsWith(QLatin1String("/plugins/")))
subdir = plugintype;
if (checkMobilityPluginsDir(QDir(pluginsDir.path() + QLatin1Char('/') + subdir))) {
pluginsDir.cd(subdir);
QStringList files = pluginsDir.entryList(QDir::Files);
#if !defined QT_NO_DEBUG
if (showDebug)
qDebug() << "Looking for " << plugintype << " plugins in" << pluginsDir.path() << files;
#endif
for (int j=0; j < files.count(); j++) {
plugins << pluginsDir.absoluteFilePath(files.at(j));
}
}
}
return plugins;
}
QTM_END_NAMESPACE
#endif