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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt for Device Creation.
**
** $QT_BEGIN_LICENSE:GPL$
** 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 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** 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 "applicationsmodel.h"
#include <QCoreApplication>
#include <QDirIterator>
#include <QEvent>
#include <QThread>
#include <QDebug>
#include <QRegExp>
#include <QJsonDocument>
#include <QJsonObject>
#include <QXmlStreamReader>
const QEvent::Type RESULT_EVENT = static_cast<QEvent::Type>(QEvent::User + 1);
class ResultEvent : public QEvent
{
public:
ResultEvent(const QList<AppData> &r)
: QEvent(RESULT_EVENT)
, results(r)
{
}
QList<AppData> results;
};
static bool appOrder(const AppData& a, const AppData& b)
{
if (a.priority != b.priority)
return a.priority > b.priority;
return a.name < b.name;
}
class IndexingThread : public QThread
{
public:
void run() final
{
QList<AppData> results;
QList<QString> roots = root.split(":");
target = qgetenv("B2QT_BASE") + "-" + qgetenv("B2QT_PLATFORM");
foreach (const QString &root, roots) {
if (QFile::exists(root + "/demos.xml")) {
QFile file(root + "/demos.xml");
if (!file.open(QIODevice::ReadOnly))
break;
QXmlStreamReader xml(&file);
AppData data;
bool exclude = false;
while (!xml.atEnd()) {
switch (xml.readNext()) {
case QXmlStreamReader::StartElement:
if (xml.name().toString().toLower() == "application") {
const QStringList excludeList = xml.attributes().value("exclude").toString().split(QStringLiteral(";"));
exclude = excludeList.contains(target) || excludeList.contains(QStringLiteral("all"));
if (exclude)
break;
data.name = xml.attributes().value("title").toString().trimmed();
QString path = xml.attributes().value("location").toString();
data.location = QUrl::fromLocalFile(path);
data.main = QString("/%1").arg(xml.attributes().value("main").toString());
QString imageName = xml.attributes().value("icon").toString();
data.icon = QFile::exists(imageName)
? QUrl::fromLocalFile(imageName)
: QUrl("qrc:///qml/images/codeless.png");
data.priority = xml.attributes().value("priority").toInt();
} else if (xml.name().toString().toLower() == "description") {
data.description = xml.readElementText().trimmed();
}
break;
case QXmlStreamReader::EndElement:
if (xml.name().toString().toLower() == "application" && !exclude)
results << data;
break;
default:
break;
}
}
if (xml.error() != QXmlStreamReader::NoError)
qWarning("XML Parser error: %s", qPrintable(xml.errorString()));
}
}
std::sort(results.begin(), results.end(), appOrder);
qDebug() << "Indexer: all done... total:" << results.size();
QCoreApplication::postEvent(model, new ResultEvent(results));
}
QString root;
ApplicationsModel *model = nullptr;
QString target;
};
ApplicationsModel::ApplicationsModel(QObject *parent) :
QAbstractItemModel(parent)
{
}
QHash<int, QByteArray> ApplicationsModel::roleNames() const
{
QHash<int, QByteArray> names;
names[NameRole] = "name";
names[DescriptionRole] = "description";
names[MainFileRole] = "mainFile";
names[LocationRole] = "location";
names[IconRole] = "icon";
names[PriorityRole] = "priority";
return names;
}
void ApplicationsModel::initialize(const QString &appsRoot)
{
auto *thread = new IndexingThread;
thread->root = appsRoot;
thread->model = this;
thread->start();
}
bool ApplicationsModel::event(QEvent *e)
{
if (e->type() == RESULT_EVENT) {
beginResetModel();
m_data = static_cast<ResultEvent *>(e)->results;
endResetModel();
emit ready();
return true;
}
return QAbstractItemModel::event(e);
}
QVariant ApplicationsModel::data(const QModelIndex &index, int role) const
{
Q_ASSERT(index.row() >= 0 && index.row() < m_data.size());
Q_ASSERT(index.column() == 0);
const AppData &ad = m_data.at(index.row());
switch (role) {
case NameRole: return ad.name;
case DescriptionRole: return ad.description;
case LocationRole: return ad.location;
case MainFileRole: return ad.main;
case IconRole: return ad.icon;
case PriorityRole: return ad.priority;
default: qDebug() << "ApplicationsModel::data: unhandled role" << role;
}
return QVariant();
}
QString ApplicationsModel::nameAt(int i) const
{
if (i < 0 || i >= m_data.size()) {
return "ERROR: out-of-range";
}
return m_data[i].name;
}
QString ApplicationsModel::locationAt(int i) const
{
if (i < 0 || i >= m_data.size()) {
return "ERROR: out-of-range";
}
return m_data[i].location.toLocalFile();
}
QVariant ApplicationsModel::query(int i, const QString &name) const
{
if (i < 0 || i >= m_data.size()) {
return QVariant();
}
const AppData &ad = m_data.at(i);
if (name == QStringLiteral("description"))
return ad.description;
if (name == QStringLiteral("name"))
return ad.name;
if (name == QStringLiteral("location"))
return ad.location;
if (name == QStringLiteral("mainFile"))
return ad.main;
if (name == QStringLiteral("icon"))
return ad.icon;
if (name == QStringLiteral("priority"))
return ad.priority;
qWarning("ApplicationsModel::query: Asking for bad name %s", qPrintable(name));
return QVariant();
}
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