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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qhelp_global.h"
#include <QtCore/qcoreapplication.h>
#include <QtCore/qhash.h>
#include <QtCore/qmutex.h>
#include <QtGui/qtextdocument.h>
QT_BEGIN_NAMESPACE
using namespace Qt::StringLiterals;
QString QHelpGlobal::uniquifyConnectionName(const QString &name, void *pointer)
{
static QMutex mutex;
QMutexLocker locker(&mutex);
static QHash<QString, quint16> idHash;
return QString::asprintf("%ls-%p-%d", qUtf16Printable(name), pointer, ++idHash[name]);
}
QString QHelpGlobal::documentTitle(const QString &content)
{
QString title = QCoreApplication::translate("QHelp", "Untitled");
if (!content.isEmpty()) {
const int start = content.indexOf("<title>"_L1, 0, Qt::CaseInsensitive) + 7;
const int end = content.indexOf("</title>"_L1, 0, Qt::CaseInsensitive);
if ((end - start) > 0) {
title = content.mid(start, end - start);
if (Qt::mightBeRichText(title) || title.contains(u'&')) {
QTextDocument doc;
doc.setHtml(title);
title = doc.toPlainText();
}
}
}
return title;
}
QT_END_NAMESPACE
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