Introduce developer tool.

Supports dump binary content, run operation and update existing
binary with new installer base. The support for starting with
binary data of a different installer got dropped completely, use
update and run instead.

Change-Id: I41073d0bfc9a4c4da18fbb9f49fd3e65bb54b501
Reviewed-by: Kai Koehne <kai.koehne@digia.com>

1 files changed, 147 insertions, 0 deletions

diff --git a/tools/devtool/binarydump.cpp b/tools/devtool/binarydump.cpp
new file mode 100644
index 000000000..6b871fd47
--- /dev/null
+++ b/tools/devtool/binarydump.cpp
@@ -0,0 +1,147 @@
+/**************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Installer Framework.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+**************************************************************************/
+
+#include "binarydump.h"
+
+#include <copydirectoryoperation.h>
+#include <errors.h>
+#include <fileio.h>
+
+#include <QDirIterator>
+#include <QDomDocument>
+
+#include <iostream>
+
+int BinaryDump::dump(const QInstallerCreator::ComponentIndex &index, const QString &target)
+{
+    QDir targetDir(QFileInfo(target).absoluteFilePath());
+    if (targetDir.exists()) {
+        if (!targetDir.entryList(QDir::NoDotAndDotDot | QDir::AllEntries).isEmpty()) {
+            std::cerr << qPrintable(QString::fromLatin1("Target directory '%1' already exists and "
+                "is not empty.").arg(targetDir.path())) << std::endl;
+            return EXIT_FAILURE;
+        }
+    } else {
+        if (!QDir().mkpath(targetDir.path())) {
+             std::cerr << qPrintable(QString::fromLatin1("Could not create '%1'.").arg(targetDir
+                 .path())) << std::endl;
+            return EXIT_FAILURE;
+        }
+    }
+
+    QInstaller::CopyDirectoryOperation copyMetadata;
+    copyMetadata.setArguments(QStringList() << QLatin1String(":/")
+        << (targetDir.path() + QLatin1Char('/'))); // Add "/" at the end to make operation work.
+    if (!copyMetadata.performOperation()) {
+        std::cerr << qPrintable(copyMetadata.errorString()) << std::endl;
+        return EXIT_FAILURE;
+    }
+
+    if (!targetDir.cd(QLatin1String("metadata"))) {
+        std::cerr << qPrintable(QString::fromLatin1("Could not switch to '%1/metadata'.")
+            .arg(targetDir.path())) << std::endl;
+        return EXIT_FAILURE;
+    }
+
+    int result = EXIT_FAILURE;
+    try {
+        QFile updatesXml(targetDir.filePath(QLatin1String("Updates.xml")));
+        QInstaller::openForRead(&updatesXml);
+
+        QString error;
+        QDomDocument doc;
+        if (!doc.setContent(&updatesXml, &error)) {
+            throw QInstaller::Error(QString::fromLatin1("Could not read: '%1'. %2").arg(updatesXml
+                .fileName(), error));
+        }
+
+        QHash<QString, QString> versionMap;
+        const QDomElement root = doc.documentElement();
+        const QDomNodeList rootChildNodes = root.childNodes();
+        for (int i = 0; i < rootChildNodes.count(); ++i) {
+            const QDomElement element = rootChildNodes.at(i).toElement();
+            if (element.isNull())
+                continue;
+
+            QString name, version;
+            if (element.tagName() == QLatin1String("PackageUpdate")) {
+                const QDomNodeList elementChildNodes = element.childNodes();
+                for (int j = 0; j < elementChildNodes.count(); ++j) {
+                    const QDomElement e = elementChildNodes.at(j).toElement();
+                    if (e.tagName() == QLatin1String("Name"))
+                        name = e.text();
+                    else if (e.tagName() == QLatin1String("Version"))
+                        version = e.text();
+                }
+                versionMap.insert(name, version);
+            }
+        }
+
+        QDirIterator it(targetDir, QDirIterator::Subdirectories);
+        while (it.hasNext() && !it.next().isEmpty()) {
+            if (!it.fileInfo().isDir())
+                continue;
+
+            const QString fileName = it.fileName();
+            QInstallerCreator::Component c = index.componentByName(fileName.toUtf8());
+            if (c.archives().count() <= 0)
+                continue;
+
+            typedef QSharedPointer<QInstallerCreator::Archive> Archive;
+            QVector<Archive> archives = c.archives();
+            foreach (const Archive &archive, archives) {
+                if (!archive->open(QIODevice::ReadOnly))
+                    continue;   // TODO: should we throw here?
+
+                QFile target(targetDir.filePath(fileName) + QDir::separator()
+                    + QString::fromUtf8(archive->name()));
+                QInstaller::openForWrite(&target);
+                archive->copyData(&target); // copy the 7z files into the target directory
+            }
+        }
+        result = EXIT_SUCCESS;
+    } catch (const QInstaller::Error &error) {
+        std::cerr << qPrintable(error.message()) << std::endl;
+    } catch (...) {
+        std::cerr << "Unknown exception caught." << std::endl;
+    }
+    return result;
+}