From 163ec6f0f8997507b23b36d3881e509a9659604b Mon Sep 17 00:00:00 2001
From: Martin Rotter <rotter.martinos@gmail.com>
Date: Thu, 10 Apr 2014 14:06:29 +0200
Subject: [PATCH] Updater stuff.

---
 resources/7za/7za_license.txt | 29 +++++++++++++++++++++++++++++
 src/gui/formupdate.cpp        | 20 ++++++++++++++++++++
 src/updater/detector.cpp      |  3 +++
 src/updater/main.cpp          | 17 ++++++++++++++++-
 4 files changed, 68 insertions(+), 1 deletion(-)
 create mode 100644 resources/7za/7za_license.txt

diff --git a/resources/7za/7za_license.txt b/resources/7za/7za_license.txt
new file mode 100644
index 000000000..a1a56937b
--- /dev/null
+++ b/resources/7za/7za_license.txt
@@ -0,0 +1,29 @@
+      7-Zip Command line version
+      ~~~~~~~~~~~~~~~~~~~~~~~~~~
+      License for use and distribution
+      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+      7-Zip Copyright (C) 1999-2010 Igor Pavlov.
+
+      7za.exe is distributed under the GNU LGPL license
+
+      Notes: 
+        You can use 7-Zip on any computer, including a computer in a commercial 
+        organization. You don't need to register or pay for 7-Zip.
+
+
+      GNU LGPL information
+      --------------------
+
+        This library is free software; you can redistribute it and/or
+        modify it under the terms of the GNU Lesser General Public
+        License as published by the Free Software Foundation; either
+        version 2.1 of the License, or (at your option) any later version.
+
+        This library is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+        Lesser General Public License for more details.
+
+        You can receive a copy of the GNU Lesser General Public License from 
+        http://www.gnu.org/
diff --git a/src/gui/formupdate.cpp b/src/gui/formupdate.cpp
index 1b71754e4..7d56492f8 100755
--- a/src/gui/formupdate.cpp
+++ b/src/gui/formupdate.cpp
@@ -29,6 +29,9 @@
 #include <QDesktopServices>
 #include <QProcess>
 
+#if defined(Q_OS_WIN32)
+#include "qt_windows.h"
+#endif
 
 FormUpdate::FormUpdate(QWidget *parent)
   : QDialog(parent), m_ui(new Ui::FormUpdate) {
@@ -136,6 +139,23 @@ void FormUpdate::startUpdate() {
 
       // TODO: spustit updater
       // pouzit qprocess, nebo neco multiplatformniho
+      // nebo z quiterss shellexecuter
+      // program obcas pada, to je mozna zpusobeny tim
+      // ze je otevreny modalni okno.
+      close();
+
+#if defined(Q_OS_WIN32)
+      ShellExecute(0,
+                   0,
+                   (wchar_t *)QString("updater.exe").utf16(),
+                   (wchar_t *) QString("\"%1\" \"%2\"").arg(qApp->applicationFilePath(),
+                                                            output_file.fileName()).utf16(),
+                   0,
+                   SW_SHOWNORMAL);
+#elif defined(Q_OS_OS2)
+
+#endif
+      // TODO: vetev pro osn
     }
     else {
       // TODO: chyba - nelze zapisovat do souboru
diff --git a/src/updater/detector.cpp b/src/updater/detector.cpp
index 971e65b33..c731b81ea 100644
--- a/src/updater/detector.cpp
+++ b/src/updater/detector.cpp
@@ -8,4 +8,7 @@ void Detector::handleMessage(const QString &message) {
   if (message == "app_is_running") {
     qDebug("Detected another instance of RSS Guard/Updater was starting...");
   }
+  else if (message == "app_quit") {
+    // zprava na vypnuti, tu ignorujeme.
+  }
 }
diff --git a/src/updater/main.cpp b/src/updater/main.cpp
index 57b67f621..8cd478dee 100644
--- a/src/updater/main.cpp
+++ b/src/updater/main.cpp
@@ -21,13 +21,23 @@
 #include <QTranslator>
 #include <QDebug>
 #include <QThread>
+#include <QProcess>
 
 
-int main(int argc, char *argv[]) {
+int main(int argc, char *argv[]) { 
   // Instantiate base application object.
   QtSingleCoreApplication application("rssguard", argc, argv);
   qDebug("Instantiated QtSingleApplication class.");
 
+  if (argc != 3) {
+    qDebug("Insufficient arguments passed. Quitting updater...");
+  }
+  else {
+    // Print input data.
+    qDebug("RSS Guard application executable: %s", argv[1]);
+    qDebug("File with update to be installed: %s", argv[2]);
+  }
+
   // Check if main RSS Guard instance is running.
   if (application.sendMessage("app_quit")) {
     qDebug("RSS Guard application is running. Quitting it...");
@@ -42,6 +52,11 @@ int main(int argc, char *argv[]) {
   QObject::connect(&application, SIGNAL(messageReceived(QString)),
                    &detector, SLOT(handleMessage(QString)));
 
+  // Everything is set up, file is downloaded, RSS Guard is not running.
+  // TODO: nahradit spravne "/" > "\\" v argumentech pro 7za
+  // https://code.google.com/p/quite-rss/source/browse/src/mainwindow.cpp?repo=updater#393
+  QProcess::startDetached("7za", QStringList() << "e" << argv[2]);
+
   // Enter global event loop.
   return QtSingleCoreApplication::exec();
 }