1 files changed, 155 insertions, 0 deletions
diff --git a/installerbuilder/libinstaller/setimportspathonqtcoreoperation.cpp b/installerbuilder/libinstaller/setimportspathonqtcoreoperation.cpp
new file mode 100644
index 000000000..0f3d237ce
--- /dev/null
+++ b/installerbuilder/libinstaller/setimportspathonqtcoreoperation.cpp
@@ -0,0 +1,155 @@
+/**************************************************************************
+**
+** This file is part of Qt SDK**
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).*
+**
+** Contact:  Nokia Corporation qt-info@nokia.com**
+**
+** 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
+**
+** This file may be used under the terms of the GNU Lesser 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 will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception version
+** 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you are unsure which license is appropriate for your use, please contact
+** (qt-info@nokia.com).
+**
+**************************************************************************/
+#include "setimportspathonqtcoreoperation.h"
+
+#include "qtpatch.h"
+#include "qinstallerglobal.h"
+#include "common/utils.h"
+
+#include <QByteArrayMatcher>
+#include <QDir>
+
+using namespace QInstaller;
+
+namespace {
+QByteArray getOldValue(const QString & binaryPath)
+{
+    QFileInfo fileInfo(binaryPath);
+
+    if ( !fileInfo.exists() ) {
+        verbose() << "qpatch: warning: file `" << qPrintable(binaryPath) << "' not found" << std::endl;
+        return QByteArray();
+    }
+
+
+    QFile file(binaryPath);
+    int readOpenCount = 0;
+    while (! file.open(QFile::ReadOnly) && readOpenCount < 20000) {
+        ++readOpenCount;
+        qApp->processEvents();
+    }
+    Q_ASSERT(file.isOpen());
+    if (! file.isOpen()) {
+        verbose() << "qpatch: warning: file `" << qPrintable(binaryPath) << "' can not open as ReadOnly." << std::endl;
+        verbose() << file.errorString() << std::endl;
+        return QByteArray();
+    }
+
+    const QByteArray source = file.readAll();
+    file.close();
+
+    int offset = 0;
+    QByteArray searchValue("qt_impspath=");
+    QByteArrayMatcher byteArrayMatcher(searchValue);
+    offset = byteArrayMatcher.indexIn(source, offset);
+    Q_ASSERT(offset > 0);
+    if(offset == -1)
+        return QByteArray();
+
+    int stringEndPosition = offset;
+    while(source.at(stringEndPosition++) != '\0'){}
+    //after search string till the first \0 it should be our looking for QByteArray
+    return source.mid(offset + searchValue.size(), stringEndPosition - offset);
+}
+}
+
+SetImportsPathOnQtCoreOperation::SetImportsPathOnQtCoreOperation()
+{
+    setName(QLatin1String("SetImportsPathOnQtCore"));
+}
+
+SetImportsPathOnQtCoreOperation::~SetImportsPathOnQtCoreOperation()
+{
+}
+
+void SetImportsPathOnQtCoreOperation::backup()
+{
+}
+
+bool SetImportsPathOnQtCoreOperation::performOperation()
+{
+    const QStringList args = arguments();
+
+    if( args.count() != 2) {
+        setError( InvalidArguments );
+        setErrorString( tr("Invalid arguments in %0: %1 arguments given, exact 2 expected.")
+                        .arg(name()).arg( arguments().count() ) );
+        return false;
+    }
+
+    const QString qtCoreLibraryDir = args.at(0);
+    const QByteArray newValue = QDir::toNativeSeparators(args.at(1)).toUtf8();
+
+    if (255 < newValue.size()) {
+        verbose() << "qpatch: error: newQtDir needs to be less than 255 characters." << std::endl;
+        return false;
+    }
+    QStringList libraryFiles;
+    #ifdef Q_OS_WIN
+        libraryFiles << QString( QLatin1String("%1/QtCore4.dll") ).arg(qtCoreLibraryDir);
+        libraryFiles << QString( QLatin1String("%1/QtCore4d.dll") ).arg(qtCoreLibraryDir);
+    #else
+        libraryFiles << qtCoreLibraryDir + QLatin1String("/libQtCore.so");
+    #endif
+    foreach(const QString coreLibrary, libraryFiles) {
+        if( QFile::exists(coreLibrary) ) {
+            QByteArray oldValue(getOldValue(coreLibrary));
+            Q_ASSERT(!oldValue.isEmpty());
+            oldValue = QByteArray("qt_impspath=%1").replace("%1", oldValue);
+            QByteArray adjutedNewValue = QByteArray("qt_impspath=%1").replace("%1", newValue);
+
+            bool isPatched = QtPatch::patchBinaryFile(coreLibrary, oldValue, adjutedNewValue);
+            if (!isPatched) {
+                QInstaller::verbose() << "qpatch: warning: could not patched the imports path in " << qPrintable(coreLibrary) << std::endl;
+            }
+        }
+    }
+
+    return true;
+}
+
+bool SetImportsPathOnQtCoreOperation::undoOperation()
+{
+    return true;
+}
+
+bool SetImportsPathOnQtCoreOperation::testOperation()
+{
+    return true;
+}
+
+KDUpdater::UpdateOperation* SetImportsPathOnQtCoreOperation::clone() const
+{
+    return new SetImportsPathOnQtCoreOperation();
+}
+