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/**************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Installer Framework.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
**************************************************************************/
#include "componentchecker.h"
#include "component.h"
#include "constants.h"
#include "packagemanagercore.h"
#include "globals.h"
namespace QInstaller {
/*!
\inmodule QtInstallerFramework
\class QInstaller::ComponentChecker
\internal
*/
QStringList ComponentChecker::checkComponent(Component *component)
{
QStringList checkResult;
if (!component)
return checkResult;
PackageManagerCore *core = component->packageManagerCore();
if (!core)
return checkResult;
if (component->childCount() && !component->archives().isEmpty()) {
checkResult << QString::fromLatin1("Component %1 contains data to be installed "
"while having child components. This may not work properly.")
.arg(component->name());
}
const bool defaultPropertyScriptValue = component->variables().value(scDefault).compare(scScript, Qt::CaseInsensitive) == 0;
const bool defaultPropertyValue = component->variables().value(scDefault).compare(scTrue, Qt::CaseInsensitive) == 0;
const QStringList autoDependencies = component->autoDependencies();
const QList<Component *> allComponents = core->components(PackageManagerCore::ComponentType::All);
if (!autoDependencies.isEmpty()) {
if (component->forcedInstallation()) {
checkResult << QString::fromLatin1("Component %1 specifies \"ForcedInstallation\" property "
"together with \"AutoDependOn\" list. This combination of states may not work properly.")
.arg(component->name());
}
if (defaultPropertyScriptValue) {
checkResult << QString::fromLatin1("Component %1 specifies script value for \"Default\" "
"property together with \"AutoDependOn\" list. This combination of states may not "
"work properly.").arg(component->name());
}
if (defaultPropertyValue) {
checkResult << QString::fromLatin1("Component %1 specifies \"Default\" property together "
"with \"AutoDependOn\" list. This combination of states may not work properly.")
.arg(component->name());
}
if (!core->dependees(component).isEmpty()) {
checkResult << QString::fromLatin1("Other components depend on auto dependent "
"component %1. This may not work properly.")
.arg(component->name());
}
}
if (component->packageManagerCore()->isInstaller()) {
if (component->isTristate()) {
if (defaultPropertyScriptValue) {
checkResult << QString::fromLatin1("Component %1 specifies script value for \"Default\" "
"property while not being a leaf node. The \"Default\" property will get a "
"\"false\" value.").arg(component->name());
}
if (defaultPropertyValue) {
checkResult << QString::fromLatin1("Component %1 specifies \"Default\" property "
"while not being a leaf node. The \"Default\" property will get a \"false\" value.")
.arg(component->name());
}
}
if (!component->isCheckable()) {
if (defaultPropertyScriptValue) {
checkResult << QString::fromLatin1("Component %1 specifies script value for \"Default\" "
"property while being not checkable. The \"Default\" property will get a \"false\" "
"value.").arg(component->name());
}
if (defaultPropertyValue) {
checkResult << QString::fromLatin1("Component %1 specifies \"Default\" property "
"while being not checkable. The \"Default\" property will get a \"false\" value.")
.arg(component->name());
}
}
if (component->childCount()) {
if (!autoDependencies.isEmpty()) {
/* Use case:
A (depends on C)
A.B
C
Let's say we installed everything.
Running maintenance tool and unselecting C will mark A for uninstallation too,
while A.B stays marked as installed.
After running maintenance tool again, it will check A automatically
(since its child is selected), this will also mark C for installation (dependecy).
Moreover, the "Next" button will be disabled.
*/
checkResult << QString::fromLatin1("Component %1 auto depends on other components "
"while having child components. This will not work properly.")
.arg(component->name());
}
if (!component->dependencies().isEmpty()) {
checkResult << QString::fromLatin1("Component %1 depends on other components "
"while having child components. This will not work properly.")
.arg(component->name());
}
if (!core->dependees(component).isEmpty()) {
/*
Use case:
A
A.B
C (depends on A)
Selecting C marks A for installation too, A.B is not marked for installation.
So after installation, A and C are installed, while A.B is not.
Maintenance tool will uncheck A automatically
(since none of its children are installed) this will also mark C
for uninstallation (dependency).
Moreover, the "Next" button will be disabled.
*/
checkResult << QString::fromLatin1("Other components depend on component %1 "
"which has child components. This will not work properly.")
.arg(component->name());
}
}
foreach (const QString &autoDependency, autoDependencies) {
Component *autoDependencyComponent = PackageManagerCore::componentByName(
autoDependency, allComponents);
if (autoDependencyComponent && autoDependencyComponent->childCount()) {
checkResult << QString::fromLatin1("Component %1 auto depends on component %2 "
"which has children components. This will not work properly.")
.arg(component->name(), autoDependencyComponent->name());
}
}
}
return checkResult;
}
} // namespace QInstaller
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