Implemented checking for latest firmware version

1 files changed, 59 insertions, 0 deletions

diff --git a/app/pebblefirmware.cpp b/app/pebblefirmware.cpp
new file mode 100644
index 0000000..95294f7
--- /dev/null
+++ b/app/pebblefirmware.cpp
@@ -0,0 +1,59 @@
+#include "pebblefirmware.h"
+#include <QJsonDocument>
+#include <QStandardPaths>
+#include <QDir>
+#include <QFile>
+#include <QFileInfo>
+
+const QString PebbleFirmware::firmwareURL("http://pebblefw.s3.amazonaws.com/pebble/%1/%2/latest.json");
+
+PebbleFirmware::PebbleFirmware(QObject *parent) :
+    QObject(parent), nm(new QNetworkAccessManager(this))
+{
+    connect(nm, SIGNAL(finished(QNetworkReply*)), SLOT(onNetworkReplyFinished(QNetworkReply*)));
+}
+
+void PebbleFirmware::updateLatest(QString hw)
+{
+    QNetworkRequest req;
+    req.setUrl(firmwareURL.arg(hw).arg("release-v2"));
+    req.setRawHeader("Cache-Control", "no-cache");
+    nm->get(req);
+}
+
+void PebbleFirmware::fetchFirmware(QString type)
+{
+    QNetworkRequest req;
+    req.setUrl(_latest.value(type).toObject().value("url").toString());
+    req.setRawHeader("Cache-Control", "no-cache");
+    nm->get(req);
+}
+
+void PebbleFirmware::onNetworkReplyFinished(QNetworkReply* rep)
+{
+    qDebug() << "Download finished" << rep->url();
+
+    if (rep->request().url().toString().endsWith("/latest.json")) {
+        QJsonDocument jsonResponse = QJsonDocument::fromJson(rep->readAll());
+        QJsonObject jsonObject = jsonResponse.object();
+        if (!jsonObject.isEmpty()) {
+            qDebug() << "Latest firmware" << jsonObject;
+            _latest = jsonObject.value("normal").toObject();
+            emit latestChanged();
+        }
+    } else if (rep->url().toString().endsWith(".pbz")) {
+        QDir downDir(QStandardPaths::writableLocation(QStandardPaths::DownloadLocation));
+        QFileInfo name(rep->url().toLocalFile());
+        QFile file(downDir.absoluteFilePath(name.fileName()));
+        file.open(QIODevice::WriteOnly|QIODevice::Truncate);
+        if (file.write(rep->readAll()) == -1) {
+            qWarning() << "Error writing" << file.fileName() << file.errorString();
+        } else {
+            file.close();
+            qDebug() << "Downloaded" << file.fileName();
+            emit firmwareFetched(file.fileName());
+        }
+    } else {
+        qWarning() << "Unrequested download" << rep->request().url();
+    }
+}