servatrice/cockatrice/src/handle_public_servers.cpp
2020-08-13 10:18:01 -04:00

110 lines
3.8 KiB
C++

#include "handle_public_servers.h"
#include "settingscache.h"
#include <QJsonDocument>
#include <QMessageBox>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QUrl>
#define PUBLIC_SERVERS_JSON "https://cockatrice.github.io/public-servers.json"
HandlePublicServers::HandlePublicServers(QObject *parent)
: QObject(parent), nam(new QNetworkAccessManager(this)), reply(nullptr)
{
}
void HandlePublicServers::downloadPublicServers()
{
QUrl url(QString(PUBLIC_SERVERS_JSON));
reply = nam->get(QNetworkRequest(url));
connect(reply, SIGNAL(finished()), this, SLOT(actFinishParsingDownloadedData()));
}
void HandlePublicServers::actFinishParsingDownloadedData()
{
reply = dynamic_cast<QNetworkReply *>(sender());
QNetworkReply::NetworkError errorCode = reply->error();
if (errorCode == QNetworkReply::NoError) {
// Get current saved hosts
UserConnection_Information uci;
savedHostList = uci.getServerInfo();
// Downloaded data from GitHub
QJsonParseError parseError{};
QJsonDocument jsonResponse = QJsonDocument::fromJson(reply->readAll(), &parseError);
if (parseError.error == QJsonParseError::NoError) {
QVariantMap jsonMap = jsonResponse.toVariant().toMap();
updateServerINISettings(jsonMap);
} else {
qDebug() << "[PUBLIC SERVER HANDLER]"
<< "JSON Parsing Error:" << parseError.errorString();
emit sigPublicServersDownloadedUnsuccessfully(errorCode);
}
} else {
qDebug() << "[PUBLIC SERVER HANDLER]"
<< "Error Downloading Public Servers" << errorCode;
emit sigPublicServersDownloadedUnsuccessfully(errorCode);
}
reply->deleteLater(); // After an emit() occurs, this object will be deleted
}
void HandlePublicServers::updateServerINISettings(QMap<QString, QVariant> jsonMap)
{
// Servers available
auto publicServersJSONList = jsonMap["servers"].toList();
for (const auto &server : publicServersJSONList) {
// Data inside one server at a time
// server: [{ ... }, ..., { ... }]
const auto serverMap = server.toMap();
QString serverAddress = serverMap["host"].toString();
if (serverMap["isInactive"].toBool()) {
publicServersToRemove.append(serverAddress);
continue;
}
QString serverName = serverMap["name"].toString();
QString serverPort = serverMap["port"].toString();
QString serverSite = serverMap["site"].toString();
if (serverMap.contains("websocketPort")) {
serverPort = serverMap["websocketPort"].toString();
}
bool serverFound = false;
for (const auto &iter : savedHostList) {
// If the URL/IP matches
if (iter.second.getServer() == serverAddress) {
serverFound = true;
break;
}
}
if (serverFound) {
SettingsCache::instance().servers().updateExistingServerWithoutLoss(serverName, serverAddress, serverPort,
serverSite);
} else {
SettingsCache::instance().servers().addNewServer(serverName, serverAddress, serverPort, "", "", false,
serverSite);
}
}
// If a server was removed from the public list,
// we will delete it from the local system.
// Will not delete "unofficial" servers
for (const auto &pair : savedHostList) {
QString serverAddr = pair.first;
if (publicServersToRemove.indexOf(serverAddr) != -1) {
SettingsCache::instance().servers().removeServer(serverAddr);
}
}
emit sigPublicServersDownloadedSuccessfully();
}