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/**************************************************************************
* *
* Regina - A Normal Surface Theory Calculator *
* Qt User Interface *
* *
* Copyright (c) 1999-2025, Ben Burton *
* For further details contact Ben Burton (bab@debian.org). *
* *
* This file is modified from the KDE syntax-highlighting framework, *
* which is copyright (C) 2016 Volker Krause <vkrause@kde.org> *
* and is distributed under the GNU Library General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* As an exception, when this program is distributed through (i) the *
* App Store by Apple Inc.; (ii) the Mac App Store by Apple Inc.; or *
* (iii) Google Play by Google Inc., then that store may impose any *
* digital rights management, device limits and/or redistribution *
* restrictions that are required by its terms of service. *
* *
* This program is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <https://www.gnu.org/licenses/>. *
* *
**************************************************************************/
#include "syntax/keywordlist.h"
#include <algorithm>
#include <cassert>
#include "utilities/stringutils.h"
#include "file/xml/xmlreader.h"
namespace regina::syntax {
KeywordList::KeywordList() :
m_caseSensitive(true)
{
}
KeywordList::~KeywordList()
{
}
bool KeywordList::isEmpty() const
{
return m_keywords.empty();
}
const std::string& KeywordList::name() const
{
return m_name;
}
bool KeywordList::contains(const std::string& str, bool caseSensitivityOverride) const
{
// TODO: Make lower-case transformations unicode-aware.
if ((! caseSensitivityOverride) && m_lowerCaseKeywords.empty()) {
std::string lower;
for (const auto& kw : m_keywords) {
lower = kw;
std::transform(lower.begin(), lower.end(), lower.begin(), ::tolower);
m_lowerCaseKeywords.insert(lower);
}
}
// TODO avoid the copy in toString!
if (caseSensitivityOverride)
return m_keywords.count(str);
else
return m_lowerCaseKeywords.count(str);
}
void KeywordList::load(xmlTextReaderPtr reader)
{
m_name = regina::xml::xmlString(xmlTextReaderGetAttribute(reader, (const xmlChar*)"name"));
if (xmlTextReaderIsEmptyElement(reader))
return;
if (xmlTextReaderRead(reader) != 1)
return;
while (true) {
switch (xmlTextReaderNodeType(reader)) {
case 1 /* start element */:
if (regina::xml::xmlString(xmlTextReaderName(reader)) == "item") {
m_keywords.insert(regina::stripWhitespace(regina::xml::xmlString(xmlTextReaderReadInnerXml(reader))));
}
if (xmlTextReaderNext(reader) != 1)
return;
break;
case 15 /* end element */:
return;
default:
if (xmlTextReaderRead(reader) != 1)
return;
break;
}
}
}
void KeywordList::setCaseSensitivity(bool caseSensitive)
{
m_caseSensitive = caseSensitive;
}
} // namespace regina::syntax
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