1 files changed, 64 insertions, 0 deletions
diff --git a/src/persistentcookiejar.cpp b/src/persistentcookiejar.cpp
new file mode 100644
index 00000000..7b9694a2
--- /dev/null
+++ b/src/persistentcookiejar.cpp
@@ -0,0 +1,64 @@
+#include "persistentcookiejar.h"
+#include <QTemporaryFile>
+
+
+PersistentCookieJar::PersistentCookieJar(const QString &fileName, QObject *parent)
+: QNetworkCookieJar(parent), m_FileName(fileName)
+{
+  restore();
+}
+
+PersistentCookieJar::~PersistentCookieJar() {
+  qDebug("save %s", qPrintable(m_FileName));
+  save();
+}
+
+void PersistentCookieJar::save() {
+  QTemporaryFile file;
+  if (!file.open()) {
+    qCritical("failed to save cookies: couldn't create temporary file");
+    return;
+  }
+  QDataStream data(&file);
+
+  QList<QNetworkCookie> cookies = allCookies();
+  data << static_cast<quint32>(cookies.size());
+
+  foreach (const QNetworkCookie &cookie, allCookies()) {
+    data << cookie.toRawForm();
+  }
+
+  {
+    QFile oldCookies(m_FileName);
+    if (oldCookies.exists()) {
+      if (!oldCookies.remove()) {
+        qCritical("failed to save cookies: failed to remove %s", qPrintable(m_FileName));
+        return;
+      }
+    } // if it doesn't exists that's fine
+  }
+
+  if (!file.copy(m_FileName)) {
+    qCritical("failed to save cookies: failed to write %s", qPrintable(m_FileName));
+  }
+}
+
+void PersistentCookieJar::restore() {
+  QFile file(m_FileName);
+  if (!file.open(QIODevice::ReadOnly)) {
+    // not necessarily a problem, the file may just not exist (yet)
+    return;
+  }
+
+  QList<QNetworkCookie> allCookies;
+
+  QDataStream data(&file);
+  quint32 count;
+  data >> count;
+  for (quint32 i = 0; i < count; ++i) {
+    QByteArray cookieRaw;
+    data >> cookieRaw;
+    allCookies.append(QNetworkCookie::parseCookies(cookieRaw));
+  }
+  setAllCookies(allCookies);
+}