125 lines
4.5 KiB
C++
125 lines
4.5 KiB
C++
// Copyright (c) 2014-2018, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "QrCodeScanner.h"
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#include <WalletManager.h>
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#include <QVideoProbe>
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#include <QCamera>
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QrCodeScanner::QrCodeScanner(QObject *parent)
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: QObject(parent)
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, m_processTimerId(-1)
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, m_processInterval(750)
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, m_enabled(true)
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{
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m_probe = new QVideoProbe(this);
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m_thread = new QrScanThread(this);
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m_thread->start();
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QObject::connect(m_thread, SIGNAL(decoded(int,QString)), this, SLOT(processCode(int,QString)));
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QObject::connect(m_thread, SIGNAL(notifyError(const QString &, bool)), this, SIGNAL(notifyError(const QString &, bool)));
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connect(m_probe, SIGNAL(videoFrameProbed(QVideoFrame)), this, SLOT(processFrame(QVideoFrame)));
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}
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void QrCodeScanner::setSource(QCamera *camera)
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{
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m_probe->setSource(camera);
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}
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void QrCodeScanner::processCode(int type, const QString &data)
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{
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if (! m_enabled) return;
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qDebug() << "decoded - type: " << type << " data: " << data;
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QString address, payment_id, tx_description, recipient_name, error;
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QVector<QString> unknown_parameters;
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uint64_t amount(0);
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if( ! WalletManager::instance()->parse_uri(data, address, payment_id, amount, tx_description, recipient_name, unknown_parameters, error) )
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{
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qDebug() << "Failed to parse_uri : " << error;
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emit notifyError(error);
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return;
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}
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QVariantMap parsed_unknown_parameters;
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if(unknown_parameters.size() > 0)
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{
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qDebug() << "unknown parameters " << unknown_parameters;
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foreach(const QString &item, unknown_parameters )
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{
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QStringList parsed_item = item.split("=");
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if(parsed_item.size() == 2) {
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parsed_unknown_parameters.insert(parsed_item[0], parsed_item[1]);
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}
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}
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emit notifyError(error, true);
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}
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qDebug() << "Parsed URI : " << address << " " << payment_id << " " << amount << " " << tx_description << " " << recipient_name << " " << error;
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QString s_amount = WalletManager::instance()->displayAmount(amount);
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qDebug() << "Amount passed " << s_amount ;
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emit decoded(address, payment_id, s_amount, tx_description, recipient_name, parsed_unknown_parameters);
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}
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void QrCodeScanner::processFrame(QVideoFrame frame)
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{
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if(frame.isValid()){
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m_curFrame = frame;
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}
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}
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bool QrCodeScanner::enabled() const
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{
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return m_enabled;
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}
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void QrCodeScanner::setEnabled(bool enabled)
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{
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m_enabled = enabled;
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if(!enabled && (m_processTimerId != -1) )
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{
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this->killTimer(m_processTimerId);
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m_processTimerId = -1;
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}
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else if (enabled && (m_processTimerId == -1) )
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{
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m_processTimerId = this->startTimer(m_processInterval);
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}
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emit enabledChanged();
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}
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void QrCodeScanner::timerEvent(QTimerEvent *event)
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{
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if( (event->timerId() == m_processTimerId) ){
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m_thread->addFrame(m_curFrame);
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}
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}
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QrCodeScanner::~QrCodeScanner()
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{
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m_thread->stop();
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m_thread->quit();
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if(!m_thread->wait(5000))
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{
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m_thread->terminate();
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m_thread->wait();
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}
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}
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