67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
/*
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* Strawberry Music Player
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* This file was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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* Copyright 2018-2024, Jonas Kvinge <jonas@jkvinge.net>
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*
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* Strawberry is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <QString>
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#include <QRegularExpression>
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#include "organizeformat.h"
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#include "organizeformatvalidator.h"
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OrganizeFormatValidator::OrganizeFormatValidator(QObject *parent) : QValidator(parent) {}
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QValidator::State OrganizeFormatValidator::validate(QString &input, int &_pos) const {
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Q_UNUSED(_pos)
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// Make sure all the blocks match up
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int block_level = 0;
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for (int i = 0; i < input.length(); ++i) {
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if (input[i] == u'{') {
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++block_level;
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}
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else if (input[i] == u'}') {
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--block_level;
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}
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if (block_level < 0 || block_level > 1) {
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return QValidator::Invalid;
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}
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}
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if (block_level != 0) return QValidator::Invalid;
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// Make sure the tags are valid
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static const QRegularExpression tag_regexp(QString::fromLatin1(OrganizeFormat::kTagPattern));
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QRegularExpressionMatch re_match;
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qint64 pos = 0;
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for (re_match = tag_regexp.match(input, pos); re_match.hasMatch(); re_match = tag_regexp.match(input, pos)) {
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pos = re_match.capturedStart();
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if (!OrganizeFormat::kKnownTags.contains(re_match.captured(1))) {
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return QValidator::Invalid;
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}
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pos += re_match.capturedLength();
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}
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return QValidator::Acceptable;
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}
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