MultiMC5/logic/notifications/NotificationChecker.cpp
2015-04-12 20:57:18 +02:00

131 lines
3.5 KiB
C++

#include "NotificationChecker.h"
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonArray>
#include <QDebug>
#include "Env.h"
#include "net/CacheDownload.h"
NotificationChecker::NotificationChecker(QObject *parent)
: QObject(parent)
{
}
void NotificationChecker::setNotificationsUrl(const QUrl &notificationsUrl)
{
m_notificationsUrl = notificationsUrl;
}
void NotificationChecker::setApplicationChannel(QString channel)
{
m_appVersionChannel = channel;
}
void NotificationChecker::setApplicationFullVersion(QString version)
{
m_appFullVersion = version;
}
void NotificationChecker::setApplicationPlatform(QString platform)
{
m_appPlatform = platform;
}
QList<NotificationChecker::NotificationEntry> NotificationChecker::notificationEntries() const
{
return m_entries;
}
void NotificationChecker::checkForNotifications()
{
if (!m_notificationsUrl.isValid())
{
qCritical() << "Failed to check for notifications. No notifications URL set."
<< "If you'd like to use MultiMC's notification system, please pass the "
"URL to CMake at compile time.";
return;
}
if (m_checkJob)
{
return;
}
m_checkJob.reset(new NetJob("Checking for notifications"));
auto entry = ENV.metacache()->resolveEntry("root", "notifications.json");
entry->stale = true;
m_checkJob->addNetAction(m_download = CacheDownload::make(m_notificationsUrl, entry));
connect(m_download.get(), &CacheDownload::succeeded, this,
&NotificationChecker::downloadSucceeded);
m_checkJob->start();
}
void NotificationChecker::downloadSucceeded(int)
{
m_entries.clear();
QFile file(m_download->getTargetFilepath());
if (file.open(QFile::ReadOnly))
{
QJsonArray root = QJsonDocument::fromJson(file.readAll()).array();
for (auto it = root.begin(); it != root.end(); ++it)
{
QJsonObject obj = (*it).toObject();
NotificationEntry entry;
entry.id = obj.value("id").toDouble();
entry.message = obj.value("message").toString();
entry.channel = obj.value("channel").toString();
entry.platform = obj.value("platform").toString();
entry.from = obj.value("from").toString();
entry.to = obj.value("to").toString();
const QString type = obj.value("type").toString("critical");
if (type == "critical")
{
entry.type = NotificationEntry::Critical;
}
else if (type == "warning")
{
entry.type = NotificationEntry::Warning;
}
else if (type == "information")
{
entry.type = NotificationEntry::Information;
}
if(entryApplies(entry))
m_entries.append(entry);
}
}
m_checkJob.reset();
emit notificationCheckFinished();
}
bool versionLessThan(const QString &v1, const QString &v2)
{
QStringList l1 = v1.split('.');
QStringList l2 = v2.split('.');
while (!l1.isEmpty() && !l2.isEmpty())
{
int one = l1.isEmpty() ? 0 : l1.takeFirst().toInt();
int two = l2.isEmpty() ? 0 : l2.takeFirst().toInt();
if (one != two)
{
return one < two;
}
}
return false;
}
bool NotificationChecker::entryApplies(const NotificationChecker::NotificationEntry& entry) const
{
bool channelApplies = entry.channel.isEmpty() || entry.channel == m_appVersionChannel;
bool platformApplies = entry.platform.isEmpty() || entry.platform == m_appPlatform;
bool fromApplies =
entry.from.isEmpty() || entry.from == m_appFullVersion || !versionLessThan(m_appFullVersion, entry.from);
bool toApplies =
entry.to.isEmpty() || entry.to == m_appFullVersion || !versionLessThan(entry.to, m_appFullVersion);
return channelApplies && platformApplies && fromApplies && toApplies;
}