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awesome-widgets/sources/awesomewidgets/extquotes.cpp

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/***************************************************************************
* This file is part of awesome-widgets *
* *
* awesome-widgets 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 3 of the *
* License, or (at your option) any later version. *
* *
* awesome-widgets 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 awesome-widgets. If not, see http://www.gnu.org/licenses/ *
***************************************************************************/
#include "extquotes.h"
#include "ui_extquotes.h"
#include <KI18n/KLocalizedString>
#include <QDir>
#include <QJsonDocument>
#include <QJsonParseError>
#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QSettings>
#include <QUrlQuery>
#include <qreplytimeout/qreplytimeout.h>
#include "awdebug.h"
ExtQuotes::ExtQuotes(QWidget *parent, const QString filePath)
: AbstractExtItem(parent, filePath)
, ui(new Ui::ExtQuotes)
{
qCDebug(LOG_LIB) << __PRETTY_FUNCTION__;
if (!filePath.isEmpty())
readConfiguration();
ui->setupUi(this);
translate();
m_values[tag(QString("ask"))] = 0.0;
m_values[tag(QString("askchg"))] = 0.0;
m_values[tag(QString("percaskchg"))] = 0.0;
m_values[tag(QString("bid"))] = 0.0;
m_values[tag(QString("bidchg"))] = 0.0;
m_values[tag(QString("percbidchg"))] = 0.0;
m_values[tag(QString("price"))] = 0.0;
m_values[tag(QString("pricechg"))] = 0.0;
m_values[tag(QString("percpricechg"))] = 0.0;
// HACK declare as child of nullptr to avoid crash with plasmawindowed
// in the destructor
m_manager = new QNetworkAccessManager(nullptr);
connect(m_manager, SIGNAL(finished(QNetworkReply *)), this,
SLOT(quotesReplyReceived(QNetworkReply *)));
connect(this, SIGNAL(socketActivated()), this, SLOT(sendRequest()));
}
ExtQuotes::~ExtQuotes()
{
qCDebug(LOG_LIB) << __PRETTY_FUNCTION__;
disconnect(m_manager, SIGNAL(finished(QNetworkReply *)), this,
SLOT(quotesReplyReceived(QNetworkReply *)));
disconnect(this, SIGNAL(socketActivated()), this, SLOT(sendRequest()));
m_manager->deleteLater();
delete ui;
}
ExtQuotes *ExtQuotes::copy(const QString _fileName, const int _number)
{
qCDebug(LOG_LIB) << "File" << _fileName << "with number" << _number;
ExtQuotes *item
= new ExtQuotes(static_cast<QWidget *>(parent()), _fileName);
copyDefaults(item);
item->setNumber(_number);
item->setTicker(ticker());
return item;
}
QString ExtQuotes::ticker() const
{
return m_ticker;
}
QString ExtQuotes::uniq() const
{
return ticker();
}
void ExtQuotes::setTicker(const QString _ticker)
{
qCDebug(LOG_LIB) << "Ticker" << _ticker;
m_ticker = _ticker;
initUrl();
}
void ExtQuotes::readConfiguration()
{
AbstractExtItem::readConfiguration();
QSettings settings(fileName(), QSettings::IniFormat);
settings.beginGroup(QString("Desktop Entry"));
setTicker(settings.value(QString("X-AW-Ticker"), ticker()).toString());
settings.endGroup();
bumpApi(AW_EXTQUOTES_API);
}
QVariantHash ExtQuotes::run()
{
if (!canRun())
return m_values;
if (m_times == 1)
sendRequest();
// update value
if (m_times >= interval())
m_times = 0;
m_times++;
return m_values;
}
int ExtQuotes::showConfiguration(const QVariant args)
{
Q_UNUSED(args)
ui->lineEdit_name->setText(name());
ui->lineEdit_comment->setText(comment());
ui->label_numberValue->setText(QString("%1").arg(number()));
ui->lineEdit_ticker->setText(ticker());
ui->checkBox_active->setCheckState(isActive() ? Qt::Checked
: Qt::Unchecked);
ui->lineEdit_socket->setText(socket());
ui->spinBox_interval->setValue(interval());
int ret = exec();
if (ret != 1)
return ret;
setName(ui->lineEdit_name->text());
setComment(ui->lineEdit_comment->text());
setNumber(ui->label_numberValue->text().toInt());
setApiVersion(AW_EXTQUOTES_API);
setTicker(ui->lineEdit_ticker->text());
setActive(ui->checkBox_active->checkState() == Qt::Checked);
setSocket(ui->lineEdit_socket->text());
setInterval(ui->spinBox_interval->value());
writeConfiguration();
return ret;
}
void ExtQuotes::writeConfiguration() const
{
AbstractExtItem::writeConfiguration();
QSettings settings(writtableConfig(), QSettings::IniFormat);
qCInfo(LOG_LIB) << "Configuration file" << settings.fileName();
settings.beginGroup(QString("Desktop Entry"));
settings.setValue(QString("X-AW-Ticker"), ticker());
settings.endGroup();
settings.sync();
}
void ExtQuotes::quotesReplyReceived(QNetworkReply *reply)
{
if (reply->error() != QNetworkReply::NoError) {
qCWarning(LOG_AW) << "An error occurs" << reply->error()
<< "with message" << reply->errorString();
return;
}
m_isRunning = false;
QJsonParseError error;
QJsonDocument jsonDoc = QJsonDocument::fromJson(reply->readAll(), &error);
reply->deleteLater();
if (error.error != QJsonParseError::NoError) {
qCWarning(LOG_LIB) << "Parse error" << error.errorString();
return;
}
QVariantMap jsonQuotes
= jsonDoc.toVariant().toMap()[QString("query")].toMap();
jsonQuotes
= jsonQuotes[QString("results")].toMap()[QString("quote")].toMap();
double value;
// ask
value = jsonQuotes[QString("Ask")].toString().toDouble();
m_values[tag(QString("askchg"))]
= m_values[tag(QString("ask"))].toDouble() == 0.0
? 0.0
: value - m_values[tag(QString("ask"))].toDouble();
m_values[tag(QString("percaskchg"))]
= 100.0 * m_values[tag(QString("askchg"))].toDouble()
/ m_values[tag(QString("ask"))].toDouble();
m_values[tag(QString("ask"))] = value;
// bid
value = jsonQuotes[QString("Bid")].toString().toDouble();
m_values[tag(QString("bidchg"))]
= m_values[tag(QString("bid"))].toDouble() == 0.0
? 0.0
: value - m_values[tag(QString("bid"))].toDouble();
m_values[tag(QString("percbidchg"))]
= 100.0 * m_values[tag(QString("bidchg"))].toDouble()
/ m_values[tag(QString("bid"))].toDouble();
m_values[tag(QString("bid"))] = value;
// last trade
value = jsonQuotes[QString("LastTradePriceOnly")].toString().toDouble();
m_values[tag(QString("pricechg"))]
= m_values[tag(QString("price"))].toDouble() == 0.0
? 0.0
: value - m_values[tag(QString("price"))].toDouble();
m_values[tag(QString("percpricechg"))]
= 100.0 * m_values[tag(QString("pricechg"))].toDouble()
/ m_values[tag(QString("price"))].toDouble();
m_values[tag(QString("price"))] = value;
emit(dataReceived(m_values));
}
void ExtQuotes::sendRequest()
{
m_isRunning = true;
QNetworkReply *reply = m_manager->get(QNetworkRequest(m_url));
new QReplyTimeout(reply, REQUEST_TIMEOUT);
}
bool ExtQuotes::canRun() const
{
return ((isActive()) && (!m_isRunning) && (socket().isEmpty()));
}
void ExtQuotes::initUrl()
{
// init query
m_url = QUrl(YAHOO_QUOTES_URL);
QUrlQuery params;
params.addQueryItem(QString("format"), QString("json"));
params.addQueryItem(QString("env"),
QString("store://datatables.org/alltableswithkeys"));
params.addQueryItem(QString("q"),
QString(YAHOO_QUOTES_QUERY).arg(ticker()));
m_url.setQuery(params);
}
void ExtQuotes::translate()
{
ui->label_name->setText(i18n("Name"));
ui->label_comment->setText(i18n("Comment"));
ui->label_number->setText(i18n("Tag"));
ui->label->setText(
i18n("<html><head/><body><p>Use YAHOO! finance ticker to \
get quotes for the instrument. Refer to <a href=\"http://finance.yahoo.com/\">\
<span style=\" text-decoration: underline; color:#0057ae;\">http://finance.yahoo.com/\
</span></a></p></body></html>"));
ui->label_ticker->setText(i18n("Ticker"));
ui->checkBox_active->setText(i18n("Active"));
ui->label_socket->setText(i18n("Socket"));
ui->label_interval->setText(i18n("Interval"));
}
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