Files
monero-gui/src/qt/prices.cpp

111 lines
3.9 KiB
C++

// Copyright (c) 2014-2019, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <QDebug>
#include <QtCore>
// TODO: wallet_merged - epee library triggers the warnings
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#pragma GCC diagnostic ignored "-Wreorder"
#include <net/http_client.h>
#pragma GCC diagnostic pop
#include "utils.h"
#include "prices.h"
Prices::Prices(QObject *parent)
: QObject(parent)
, m_scheduler(this)
{
}
void Prices::getJSON(const QString url) const
{
qDebug() << QString("Fetching: %1").arg(url);
m_scheduler.run([this, url] {
epee::net_utils::http::http_simple_client http_client;
const QUrl urlParsed(url);
http_client.set_server(urlParsed.host().toStdString(), urlParsed.scheme() == "https" ? "443" : "80", {});
const QString uri = (urlParsed.hasQuery() ? urlParsed.path() + "?" + urlParsed.query() : urlParsed.path());
const epee::net_utils::http::http_response_info* pri = NULL;
constexpr std::chrono::milliseconds timeout = std::chrono::seconds(15);
const bool result = http_client.invoke(
uri.toStdString(),
"GET",
{},
timeout,
std::addressof(pri),
{
{"Content-Type", "application/json; charset=utf-8"},
{"User-Agent", randomUserAgent().toStdString()}
});
if (!result)
{
this->gotError("unknown error");
}
else if (!pri)
{
this->gotError("internal error (null response ptr)");
}
else if (pri->m_response_code != 200)
{
this->gotError(QString("response code: %1").arg(pri->m_response_code));
}
else
{
QJsonDocument doc = QJsonDocument::fromJson({&pri->m_body[0], static_cast<int>(pri->m_body.size())});
if (doc.isEmpty())
{
this->gotError("bad JSON");
}
else
{
// Insert source url for later reference
QJsonObject docobj = doc.object();
docobj["_url"] = url;
doc.setObject(docobj);
QVariantMap vMap = doc.object().toVariantMap();
emit priceJsonReceived(vMap);
}
}
});
}
void Prices::gotError(const QString &message) const
{
qCritical() << "[Fiat API] Error:" << message;
emit priceJsonError(message);
}