From 6ac94ddcb6f64ffae3948bed778bccc33a92f0fd Mon Sep 17 00:00:00 2001
From: Andrew <forkk@forkk.net>
Date: Fri, 6 Dec 2013 12:59:58 -0600
Subject: Finish implementing update installation.

Also add the option to update on exit.
---
 gui/MainWindow.cpp          | 27 +++++++++++++++++++--------
 gui/MainWindow.h            |  5 +++++
 gui/dialogs/UpdateDialog.ui |  7 +++++++
 3 files changed, 31 insertions(+), 8 deletions(-)

(limited to 'gui')

diff --git a/gui/MainWindow.cpp b/gui/MainWindow.cpp
index 618884ef..7ea5c291 100644
--- a/gui/MainWindow.cpp
+++ b/gui/MainWindow.cpp
@@ -439,20 +439,31 @@ void MainWindow::updateAvailable(QString repo, QString versionName, int versionI
 			QLOG_INFO() << "Update will be installed later.";
 			break;
 		case UPDATE_NOW:
-			{
-			QLOG_INFO() << "Installing update.";
-			ProgressDialog updateDlg(this);
-			DownloadUpdateTask updateTask(repo, versionId, &updateDlg);
-			updateDlg.exec(&updateTask);
-			}
+			downloadUpdates(repo, versionId);
 			break;
 		case UPDATE_ONEXIT:
-			// TODO: Implement installing updates on exit.
-			QLOG_INFO() << "Installing on exit is not implemented yet.";
+			downloadUpdates(repo, versionId, true);
 			break;
 	}
 }
 
+void MainWindow::downloadUpdates(QString repo, int versionId, bool installOnExit)
+{
+	QLOG_INFO() << "Downloading updates.";
+	// TODO: If the user chooses to update on exit, we should download updates in the background.
+	// Doing so is a bit complicated, because we'd have to make sure it finished downloading before actually exiting MultiMC.
+	ProgressDialog updateDlg(this);
+	DownloadUpdateTask updateTask(repo, versionId, &updateDlg);
+	// If the task succeeds, install the updates.
+	if (updateDlg.exec(&updateTask))
+	{
+		if (installOnExit)
+			MMC->setUpdateOnExit(updateTask.updateFilesDir());
+		else
+			MMC->installUpdates(updateTask.updateFilesDir());
+	}
+}
+
 void MainWindow::onCatToggled(bool state)
 {
 	setCatBackground(state);
diff --git a/gui/MainWindow.h b/gui/MainWindow.h
index 1f498eca..b99c54ee 100644
--- a/gui/MainWindow.h
+++ b/gui/MainWindow.h
@@ -168,6 +168,11 @@ slots:
 	void changeActiveAccount();
 
 	void repopulateAccountsMenu();
+	
+	/*!
+	 * Runs the DownloadUpdateTask and installs updates.
+	 */
+	void downloadUpdates(QString repo, int versionId, bool installOnExit=false);
 
 protected:
 	bool eventFilter(QObject *obj, QEvent *ev);
diff --git a/gui/dialogs/UpdateDialog.ui b/gui/dialogs/UpdateDialog.ui
index f2361bd3..1fe65e62 100644
--- a/gui/dialogs/UpdateDialog.ui
+++ b/gui/dialogs/UpdateDialog.ui
@@ -41,6 +41,13 @@
      </property>
     </widget>
    </item>
+   <item>
+    <widget class="QPushButton" name="btnUpdateOnExit">
+     <property name="text">
+      <string>Update after MultiMC closes</string>
+     </property>
+    </widget>
+   </item>
    <item>
     <widget class="QPushButton" name="btnUpdateLater">
      <property name="sizePolicy">
-- 
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