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qt: drop Qt Network and Qt OpenSSL deps, use epee library instead

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xiphon
2020-03-08 15:30:34 +00:00
parent cee56a7d23
commit 55b548f31c
5 changed files with 97 additions and 89 deletions
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134
src/qt/prices.cpp
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@@ -26,85 +26,85 @@
// 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>
#include <QNetworkAccessManager>
// 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(QNetworkAccessManager *networkAccessManager, QObject *parent)
: QObject(parent) {
this->m_networkAccessManager = networkAccessManager;
Prices::Prices(QObject *parent)
: QObject(parent)
, m_scheduler(this)
{
}
void Prices::getJSON(const QString url) {
void Prices::getJSON(const QString url) const
{
qDebug() << QString("Fetching: %1").arg(url);
QNetworkRequest request;
request.setUrl(QUrl(url));
request.setRawHeader("User-Agent", randomUserAgent().toUtf8());
request.setRawHeader("Content-Type", "application/json");
m_reply = this->m_networkAccessManager->get(request);
m_scheduler.run([this, url] {
epee::net_utils::http::http_simple_client http_client;
connect(m_reply, SIGNAL(finished()), this, SLOT(gotJSON()));
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::gotJSON() {
// Check connectivity
if (!m_reply || m_reply->error() != QNetworkReply::NoError){
this->gotError("Problem with reply from server. Check connectivity.");
m_reply->deleteLater();
return;
}
// Check json header
QList<QByteArray> headerList = m_reply->rawHeaderList();
QByteArray headerJson = m_reply->rawHeader("Content-Type");
if(headerJson.length() <= 15){
this->gotError("Bad Content-Type");
m_reply->deleteLater();
return;
}
QString headerJsonStr = QTextCodec::codecForMib(106)->toUnicode(headerJson);
int _contentType = headerList.indexOf("Content-Type");
if (_contentType < 0 || !headerJsonStr.startsWith("application/json")){
this->gotError("Bad Content-Type");
m_reply->deleteLater();
return;
}
// Check valid json document
QByteArray data = m_reply->readAll();
QJsonDocument doc = QJsonDocument::fromJson(data);
QString jsonString = doc.toJson(QJsonDocument::Indented);
if (jsonString.isEmpty()){
this->gotError("Bad JSON");
m_reply->deleteLater();
return;
}
// Insert source url for later reference
QUrl url = m_reply->url();
QJsonObject docobj = doc.object();
docobj["_url"] = url.toString();
doc.setObject(docobj);
qDebug() << QString("Fetched: %1").arg(url.toString());
// Emit signal
QVariantMap vMap = doc.object().toVariantMap();
emit priceJsonReceived(vMap);
m_reply->deleteLater();
}
void Prices::gotError() {
this->gotError("Unknown error");
}
void Prices::gotError(const QString &message) {
void Prices::gotError(const QString &message) const
{
qCritical() << "[Fiat API] Error:" << message;
emit priceJsonError(message);
}