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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 <QtCore/QCoreApplication>
#include <QtCore/QHash>
#include <QtCore/QRegularExpression>
#include <QtCore/QMutexLocker>
#include <QtGui/QTextDocument>
#include "qhelp_global.h"
QString QHelpGlobal::uniquifyConnectionName(const QString &name, void *pointer)
{
static QMutex mutex;
QMutexLocker locker(&mutex);
static QHash<QString,quint16> idHash;
return QString::fromLatin1("%1-%2-%3").
arg(name).arg(quintptr(pointer)).arg(++idHash[name]);
}
QString QHelpGlobal::documentTitle(const QString &content)
{
QString title = QCoreApplication::translate("QHelp", "Untitled");
if (!content.isEmpty()) {
const int start = content.indexOf(QLatin1String("<title>"), 0, Qt::CaseInsensitive) + 7;
const int end = content.indexOf(QLatin1String("</title>"), 0, Qt::CaseInsensitive);
if ((end - start) > 0) {
title = content.mid(start, end - start);
if (Qt::mightBeRichText(title) || title.contains(QLatin1Char('&'))) {
QTextDocument doc;
doc.setHtml(title);
title = doc.toPlainText();
}
}
}
return title;
}
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