1 files changed, 158 insertions, 0 deletions
diff --git a/src/libs/installer/consumeoutputoperation.cpp b/src/libs/installer/consumeoutputoperation.cpp
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+++ b/src/libs/installer/consumeoutputoperation.cpp
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+/**************************************************************************
+**
+** Copyright (C) 2012-2013 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 "consumeoutputoperation.h"
+#include "packagemanagercore.h"
+#include "utils.h"
+
+#include <QFile>
+#include <QDir>
+#include <QProcess>
+#include <QDebug>
+
+using namespace QInstaller;
+
+ConsumeOutputOperation::ConsumeOutputOperation()
+{
+    setName(QLatin1String("ConsumeOutput"));
+}
+
+void ConsumeOutputOperation::backup()
+{
+}
+
+bool ConsumeOutputOperation::performOperation()
+{
+    // Arguments:
+    // 1. key where the output will be saved
+    // 2. executable path
+    // 3. argument for the executable
+    // 4. more arguments possible ...
+    if (arguments().count() < 3) {
+        setError(InvalidArguments);
+        setErrorString(tr("Invalid arguments in %0: %1 arguments given, %2 expected%3.").arg(name()).arg(
+            arguments().count()).arg(tr("at least 2"), QLatin1String("(<to be saved installer key name>, "
+            "<executable>, [argument1], [argument2], ...)")));
+        return false;
+    }
+
+    PackageManagerCore *const core = value(QLatin1String("installer")).value<PackageManagerCore*>();
+    if (!core) {
+        setError(UserDefinedError);
+        setErrorString(tr("Needed installer object in %1 operation is empty.").arg(name()));
+        return false;
+    }
+
+    const QString installerKeyName = arguments().at(0);
+    if (installerKeyName.isEmpty()) {
+        setError(UserDefinedError);
+        setErrorString(tr("Can not save the output of %1 to an empty installer key value.").arg(
+            arguments().at(1)));
+        return false;
+    }
+
+    QString executablePath = arguments().at(1);
+#ifdef Q_OS_WIN
+    if (!QFile::exists(executablePath))
+        executablePath = executablePath + QLatin1String(".exe");
+#endif
+
+    const QFileInfo executable(executablePath);
+    if (!executable.exists() || !executable.isExecutable()) {
+        setError(UserDefinedError);
+        setErrorString(tr("File '%1' does not exist or is not an executable binary.").arg(
+            QDir::toNativeSeparators(executable.absoluteFilePath())));
+        return false;
+    }
+
+    QByteArray executableOutput;
+    QProcess process;
+
+
+    const QStringList processArguments = arguments().mid(2);
+    // in some cases it is not runable, because another process is blocking it(filewatcher ...)
+    int waitCount = 0;
+    while (executableOutput.isEmpty() && waitCount < 60) {
+
+        process.start(executable.absoluteFilePath(), processArguments, QIODevice::ReadOnly);
+        if (process.waitForFinished(2000)) {
+            if (process.exitStatus() == QProcess::CrashExit) {
+                setError(UserDefinedError);
+                setErrorString(tr("Running '%1' resulted in a crash.").arg(
+                    QDir::toNativeSeparators(executable.absoluteFilePath())));
+                return false;
+            }
+            executableOutput.append(process.readAllStandardOutput());
+        }
+        if (executableOutput.isEmpty()) {
+            ++waitCount;
+            static const int waitTimeInMilliSeconds = 500;
+            uiDetachedWait(waitTimeInMilliSeconds);
+        }
+        if (process.state() > QProcess::NotRunning ) {
+            qWarning() << executable.absoluteFilePath() << "process is still running, need to kill it.";
+            process.kill();
+        }
+
+    }
+    if (executableOutput.isEmpty()) {
+        qWarning() << QString::fromLatin1("Can't get any query output from executable: '%1'").arg(
+            executable.absoluteFilePath());
+    }
+    core->setValue(installerKeyName, QString::fromLatin1(executableOutput));
+    return true;
+}
+
+bool ConsumeOutputOperation::undoOperation()
+{
+    return true;
+}
+
+bool ConsumeOutputOperation::testOperation()
+{
+    return true;
+}
+
+Operation *ConsumeOutputOperation::clone() const
+{
+    return new ConsumeOutputOperation();
+}
+