1 files changed, 70 insertions, 0 deletions
diff --git a/ui/checkVersion.cpp b/ui/checkVersion.cpp
new file mode 100644
index 00000000..5344b45e
--- /dev/null
+++ b/ui/checkVersion.cpp
@@ -0,0 +1,70 @@
+#include "checkVersion.h"
+
+#include <wx/protocol/http.h>
+#include <wx/sstream.h>
+#include "../version/version.h"
+#include <wx/msgdlg.h>
+#include <wx/utils.h>
+
+
+class CloseConnectionOnExit
+{
+public:
+    CloseConnectionOnExit(wxInputStream* httpStream, wxHTTP& webAccess) :
+            m_httpStream(httpStream),
+            m_webAccess(webAccess) {}
+
+    ~CloseConnectionOnExit()
+    {
+        delete m_httpStream; //must be deleted BEFORE webAccess is closed
+        m_webAccess.Close();
+    }
+
+private:
+    wxInputStream* m_httpStream;
+    wxHTTP& m_webAccess;
+};
+
+
+void FreeFileSync::checkForNewVersion()
+{
+    wxHTTP webAccess;
+    wxInputStream* httpStream = NULL;
+
+    wxWindowDisabler dummy;
+    CloseConnectionOnExit dummy2(httpStream, webAccess);
+
+    webAccess.SetHeader(wxT("Content-type"), wxT("text/html; charset=utf-8"));
+    webAccess.SetTimeout(10); //10 seconds of timeout instead of 10 minutes...
+
+    if (webAccess.Connect(wxT("freefilesync.cvs.sourceforge.net"))) //only the server, no pages here yet...
+    {
+        //wxApp::IsMainLoopRunning(); // should return true
+
+        httpStream = webAccess.GetInputStream(wxT("/viewvc/*checkout*/freefilesync/version/version.txt"));
+
+        if (httpStream && webAccess.GetError() == wxPROTO_NOERR)
+        {
+            wxString newestVersion;
+            wxStringOutputStream out_stream(&newestVersion);
+            httpStream->Read(out_stream);
+            if (!newestVersion.empty())
+            {
+                if (FreeFileSync::currentVersion == newestVersion)
+                {
+                    wxMessageBox(_("FreeFileSync is up to date!"), _("Information"), wxICON_INFORMATION);
+                    return;
+                }
+                else
+                {
+                    const int rv = wxMessageBox(wxString(_("A newer version is available:"))  + wxT(" v") + newestVersion + wxT(". ") + _("Download now?"), _("Information"), wxYES_NO | wxICON_QUESTION);
+                    if (rv == wxYES)
+                        wxLaunchDefaultBrowser(wxT("http://sourceforge.net/project/showfiles.php?group_id=234430"));
+                    return;
+                }
+            }
+        }
+    }
+
+    wxMessageBox(_("Unable to connect to sourceforge.net!"), _("Error"), wxOK | wxICON_ERROR);
+}