Initial bundle support

Change-Id: I095249f64ecf4ef1e3fbfb164e3d50edffab61e8
Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>

2 files changed, 232 insertions, 0 deletions

diff --git a/tools/qmlbundle/main.cpp b/tools/qmlbundle/main.cpp
new file mode 100644
index 0000000000..16bf20e2cb
--- /dev/null
+++ b/tools/qmlbundle/main.cpp
@@ -0,0 +1,220 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the tools applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+** 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <private/qqmlbundle_p.h>
+#include <private/qqmlscript_p.h>
+#include <QtCore/QtCore>
+#include <iostream>
+
+static bool createBundle(const QString &fileName, const QStringList &fileNames)
+{
+    QQmlBundle bundle(fileName);
+    if (!bundle.open(QFile::WriteOnly))
+        return false;
+    foreach (const QString &fileName, fileNames)
+        bundle.add(fileName);
+    return true;
+}
+
+static bool removeFiles(const QString &fileName, const QStringList &fileNames)
+{
+    const QSet<QString> filesToRemove = QSet<QString>::fromList(fileNames);
+
+    QQmlBundle bundle(fileName);
+    bundle.open(QFile::ReadWrite);
+    foreach (const QQmlBundle::FileEntry *entry, bundle.files()) {
+        if (filesToRemove.contains(entry->fileName()))
+            bundle.remove(entry);
+    }
+    return true;
+}
+
+static void showHelp()
+{
+    std::cerr << "Usage: qmlbundle <command> [<args>]" << std::endl
+              << std::endl
+              << "The commands are:" << std::endl
+              << "  create     Create a new bundle" << std::endl
+              << "  add        Add files to the bundle" << std::endl
+              << "  rm         Remove files from the bundle" << std::endl
+              << "  update     Add files to the bundle or update them if they are already added" << std::endl
+              << "  ls         List the files in the bundle" << std::endl
+              << "  cat        Concatenates files and print on the standard output" << std::endl
+              << "  optimize   Insert optimization data for all recognised content" << std::endl
+              << std::endl
+              << "See 'qmlbundle help <command>' for more information on a specific command." << std::endl;
+}
+
+static void usage(const QString &action, const QString &error = QString())
+{
+    if (! error.isEmpty())
+        std::cerr << qPrintable(error) << std::endl << std::endl;
+
+    if (action == QLatin1String("create")) {
+        std::cerr << "usage: qmlbundle create <bundle name> [files]" << std::endl;
+    } else if (action == QLatin1String("add")) {
+        std::cerr << "usage: qmlbundle add <bundle name> [files]" << std::endl;
+    } else if (action == QLatin1String("rm")) {
+        std::cerr << "usage: qmlbundle rm <bundle name> [files]" << std::endl;
+    } else if (action == QLatin1String("update")) {
+        std::cerr << "usage: qmlbundle update <bundle name> [files]" << std::endl;
+    } else if (action == QLatin1String("ls")) {
+        std::cerr << "usage: qmlbundle ls <bundle name>" << std::endl;
+    } else if (action == QLatin1String("cat")) {
+        std::cerr << "usage: qmlbundle cat <bundle name> [files]" << std::endl;
+    } else {
+        showHelp();
+    }
+}
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication app(argc, argv);
+
+    QStringList args = app.arguments();
+    /*const QString exeName =*/ args.takeFirst();
+
+    if (args.isEmpty()) {
+        showHelp();
+        return 0;
+    }
+
+    const QString action = args.takeFirst();
+
+    if (action == QLatin1String("help")) {
+        if (args.empty())
+            showHelp();
+        else
+            usage(args.takeFirst());
+    } else if (action == QLatin1String("ls")) {
+        if (args.isEmpty()) {
+            usage(action, "You must specify a bundle");
+            return EXIT_FAILURE;
+        }
+        QQmlBundle bundle(args.takeFirst());
+        if (bundle.open(QFile::ReadOnly)) {
+            foreach (const QQmlBundle::FileEntry *fileEntry, bundle.files())
+                std::cout << qPrintable(fileEntry->fileName()) << std::endl;
+        }
+    } else if (action == QLatin1String("create")) {
+        if (args.isEmpty()) {
+            usage(action, "You must specify a bundle");
+            return EXIT_FAILURE;
+        }
+        const QString bundleFileName = args.takeFirst();
+        createBundle(bundleFileName, args);
+    } else if (action == QLatin1String("add")) {
+        if (args.isEmpty()) {
+            usage(action, "You must specify a bundle");
+            return EXIT_FAILURE;
+        }
+        const QString bundleFileName = args.takeFirst();
+        QQmlBundle bundle(bundleFileName);
+        bundle.open();
+        foreach (const QString &fileName, args) {
+            if (! bundle.add(fileName))
+                std::cerr << "cannot add file " << qPrintable(fileName) << " to " << qPrintable(bundleFileName) << std::endl;
+        }
+    } else if (action == QLatin1String("rm")) {
+        if (args.isEmpty()) {
+            usage(action, "You must specify a bundle");
+            return EXIT_FAILURE;
+        }
+        const QString bundleFileName = args.takeFirst();
+        removeFiles(bundleFileName, args);
+    } else if (action == QLatin1String("update")) {
+        if (args.isEmpty()) {
+            usage(action, "You must specify a bundle");
+            return EXIT_FAILURE;
+        }
+        const QString bundleFileName = args.takeFirst();
+        removeFiles(bundleFileName, args);
+        QQmlBundle bundle(bundleFileName);
+        bundle.open();
+        foreach (const QString &fileName, args) {
+            if (! bundle.add(fileName))
+                std::cerr << "cannot add file " << qPrintable(fileName) << " to " << qPrintable(bundleFileName) << std::endl;
+        }
+    } else if (action == QLatin1String("cat")) {
+        if (args.isEmpty()) {
+            usage(action, "You must specify a bundle");
+            return EXIT_FAILURE;
+        }
+        const QString bundleFileName = args.takeFirst();
+        QQmlBundle bundle(bundleFileName);
+        if (bundle.open(QFile::ReadOnly)) {
+            const QSet<QString> filesToShow = QSet<QString>::fromList(args);
+
+            foreach (const QQmlBundle::FileEntry *fileEntry, bundle.files()) {
+                if (filesToShow.contains(fileEntry->fileName()))
+                    std::cout.write(fileEntry->contents(), fileEntry->fileSize());
+            }
+        }
+    } else if (action == QLatin1String("optimize")) {
+        if (args.isEmpty()) {
+            usage(action, "You must specify a bundle");
+            return EXIT_FAILURE;
+        }
+        const QString bundleFileName = args.takeFirst();
+        QQmlBundle bundle(bundleFileName);
+        if (bundle.open(QFile::ReadWrite)) {
+            QList<const QQmlBundle::FileEntry *> files = bundle.files();
+            for (int ii = 0; ii < files.count(); ++ii) {
+                const QQmlBundle::FileEntry *file = files.at(ii);
+
+                if (!file->fileName().endsWith(".qml"))
+                    continue;
+
+                QQmlScript::Parser parser;
+                QString data = QString::fromUtf8(file->contents(), file->fileSize());
+                parser.parse(data, QByteArray());
+                QByteArray preparse = parser.preparseData();
+
+                if (!preparse.isEmpty())
+                    bundle.addMetaLink(file->fileName(), QLatin1String("qml:preparse"), preparse);
+            }
+        }
+    } else {
+        showHelp();
+    }
+
+    return 0;
+}
diff --git a/tools/qmlbundle/qmlbundle.pro b/tools/qmlbundle/qmlbundle.pro
new file mode 100644
index 0000000000..6a89418630
--- /dev/null
+++ b/tools/qmlbundle/qmlbundle.pro
@@ -0,0 +1,12 @@
+TEMPLATE = app
+TARGET = qmlbundle
+DESTDIR= $$QT.qml.bins
+
+QT       = core qml-private v8-private core-private
+CONFIG  += console
+CONFIG  -= app_bundle
+
+SOURCES += main.cpp
+
+target.path = $$[QT_INSTALL_BINS]
+INSTALLS += target