mirror of
https://github.com/qbittorrent/qBittorrent.git
synced 2025-12-18 14:38:04 -06:00
143 lines
3.0 KiB
C++
143 lines
3.0 KiB
C++
/* This file is part of QJson
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*
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* Copyright (C) 2008 Flavio Castelli <flavio.castelli@gmail.com>
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* Copyright (C) 2016 Anton Kudryavtsev <a.kudryavtsev@netris.ru>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "parser.h"
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#include "parser_p.h"
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#include "json_parser.hh"
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#include "json_scanner.h"
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#include <QtCore/QBuffer>
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#include <QtCore/QStringList>
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#include <QtCore/QTextStream>
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#include <QtCore/QDebug>
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using namespace QJson;
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ParserPrivate::ParserPrivate() :
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m_scanner(0),
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m_specialNumbersAllowed(false)
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{
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reset();
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}
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ParserPrivate::~ParserPrivate()
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{
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if (m_scanner)
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delete m_scanner;
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}
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void ParserPrivate::setError(const QString &errorMsg, int errorLine) {
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m_error = true;
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m_errorMsg = errorMsg;
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m_errorLine = errorLine;
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}
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void ParserPrivate::reset()
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{
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m_error = false;
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m_errorLine = 0;
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m_errorMsg.clear();
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if (m_scanner) {
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delete m_scanner;
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m_scanner = 0;
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}
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}
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Parser::Parser() :
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d(new ParserPrivate)
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{
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}
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Parser::~Parser()
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{
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delete d;
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}
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QVariant Parser::parse (QIODevice* io, bool* ok)
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{
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d->reset();
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if (!io->isOpen()) {
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if (!io->open(QIODevice::ReadOnly)) {
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if (ok != 0)
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*ok = false;
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qCritical ("Error opening device");
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return QVariant();
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}
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}
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if (!io->isReadable()) {
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if (ok != 0)
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*ok = false;
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qCritical ("Device is not readable");
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io->close();
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return QVariant();
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}
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if (io->atEnd()) {
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if (ok != 0)
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*ok = false;
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d->setError(QLatin1String("No data"), 0);
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io->close();
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return QVariant();
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}
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d->m_scanner = new JSonScanner (io);
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d->m_scanner->allowSpecialNumbers(d->m_specialNumbersAllowed);
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yy::json_parser parser(d);
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parser.parse();
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delete d->m_scanner;
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d->m_scanner = 0;
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if (ok != 0)
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*ok = !d->m_error;
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io->close();
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return d->m_result;
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}
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QVariant Parser::parse(const QByteArray& jsonString, bool* ok) {
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QBuffer buffer;
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buffer.open(QBuffer::ReadWrite | QBuffer::Text);
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buffer.write(jsonString);
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buffer.seek(0);
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return parse (&buffer, ok);
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}
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QString Parser::errorString() const
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{
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return d->m_errorMsg;
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}
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int Parser::errorLine() const
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{
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return d->m_errorLine;
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}
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void QJson::Parser::allowSpecialNumbers(bool allowSpecialNumbers) {
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d->m_specialNumbersAllowed = allowSpecialNumbers;
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}
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bool Parser::specialNumbersAllowed() const {
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return d->m_specialNumbersAllowed;
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}
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