NOISSUE Flatten gui and logic libraries into MultiMC

launcher/notifications/NotificationChecker.cpp

@@ -0,0 +1,129 @@
+#include "NotificationChecker.h"
+
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonArray>
+#include <QDebug>
+
+#include "Env.h"
+#include "net/Download.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->setStale(true);
+    m_checkJob->addNetAction(m_download = Net::Download::makeCached(m_notificationsUrl, entry));
+    connect(m_download.get(), &Net::Download::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;
+}