--- a/ui/downloader.cpp	Wed Feb 19 10:44:40 2014 +0000
+++ b/ui/downloader.cpp	Wed Feb 19 10:45:06 2014 +0000
@@ -8,24 +8,44 @@
 #endif
 
 #include <QFile>
+#include <QDir>
 #include <QDebug>
+#include <QStandardPaths>
 
-Downloader::Downloader(QObject* parent, const QString& url):
+Downloader::Downloader(QObject* parent, const QString& url,
+                       const QByteArray& certificate,
+                       const QDateTime& newestSW,
+                       const QDateTime& newestList):
     QThread(parent),
-    mUrl(url)
+    mUrl(url),
+    mLastModSW(newestSW),
+    mLastModList(newestList)
 {
-    QFile certResource(":certificates/https");
-    certResource.open(QFile::ReadOnly);
-    mCert = certResource.readAll();
-    certResource.close();
+    if (certificate.isEmpty()) {
+        QFile certResource(":certificates/https");
+        certResource.open(QFile::ReadOnly);
+        mCert = certResource.readAll();
+        certResource.close();
+    }
 }
 
-Downloader::Downloader(QObject* parent, const QString& url,
-                       const QByteArray& certificate):
-    QThread(parent),
-    mUrl(url),
-    mCert(certificate)
+QString Downloader::getDataDirectory()
 {
+    QString candidate =
+        QStandardPaths::writableLocation(QStandardPaths::DataLocation);
 
+    if (candidate.isEmpty()) {
+        qDebug() << "Could not find writeable locaction for me";
+        return QString();
+    }
+
+    QDir cDir(candidate);
+
+    if (!cDir.exists()) {
+        if (!cDir.mkpath(candidate)) {
+            qDebug() << "Could not create path to: " << candidate;
+            return QString();
+        }
+    }
+    return cDir.absolutePath();
 }
-