present QWebView for OAuth authorization in interface

domain-server/src/DomainServer.cpp

@@ -454,7 +454,6 @@ QUrl DomainServer::oauthAuthorizationURL() {
     authorizationQuery.addQueryItem(OAUTH_RESPONSE_TYPE_QUERY_KEY, OAUTH_REPSONSE_TYPE_QUERY_VALUE);
     
     QString redirectURL = QString("https://%1:%2/oauth").arg(_hostname).arg(_httpsManager->serverPort());
-    qDebug() << "redirect URL is" << redirectURL;
     
     const QString OAUTH_REDIRECT_URI_QUERY_KEY = "redirect_uri";
     authorizationQuery.addQueryItem(OAUTH_REDIRECT_URI_QUERY_KEY, redirectURL);

interface/src/Application.cpp

@@ -79,9 +79,10 @@
 #include "scripting/SettingsScriptingInterface.h"
 
 #include "ui/InfoView.h"
+#include "ui/OAuthWebviewHandler.h"
 #include "ui/Snapshot.h"
-#include "ui/TextRenderer.h"
 #include "ui/Stats.h"
+#include "ui/TextRenderer.h"
 
 using namespace std;
 
@@ -354,6 +355,9 @@ Application::Application(int& argc, char** argv, QElapsedTimer &startup_time) :
     }
 	//When -url in command line, teleport to location
 	urlGoTo(argc, constArgv);
+    
+    // call the OAuthWebviewHandler static getter so that its instance lives in our thread
+    OAuthWebViewHandler::getInstance();
 }
 
 Application::~Application() {

interface/src/DatagramProcessor.cpp

@@ -15,6 +15,7 @@
 
 #include "Application.h"
 #include "Menu.h"
+#include "ui/OAuthWebviewHandler.h"
 
 #include "DatagramProcessor.h"
 
@@ -118,7 +119,8 @@ void DatagramProcessor::processDatagrams() {
                     QUrl authorizationURL;
                     readStream >> authorizationURL;
                     
-                    qDebug() << "the authorization URL sent from the server is" << authorizationURL;
+                    QMetaObject::invokeMethod(&OAuthWebViewHandler::getInstance(), "displayWebviewForAuthorizationURL",
+                                              Q_ARG(const QUrl&, authorizationURL));
                     
                     break;
                 }

interface/src/ui/OAuthWebViewHandler.cpp

@@ -0,0 +1,36 @@
+//
+//  OAuthWebViewHandler.cpp
+//  interface/src/ui
+//
+//  Created by Stephen Birarda on 2014-05-01.
+//  Copyright 2014 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#include <QtWebkitWidgets/QWebView>
+
+#include "Application.h"
+
+#include "OAuthWebviewHandler.h"
+
+OAuthWebViewHandler& OAuthWebViewHandler::getInstance() {
+    static OAuthWebViewHandler sharedInstance;
+    return sharedInstance;
+}
+
+OAuthWebViewHandler::OAuthWebViewHandler() :
+    _activeWebView(NULL)
+{
+    
+}
+
+void OAuthWebViewHandler::displayWebviewForAuthorizationURL(const QUrl& authorizationURL) {
+    if (!_activeWebView) {
+        _activeWebView = new QWebView();
+        _activeWebView->setWindowFlags(Qt::WindowStaysOnTopHint);
+        _activeWebView->load(authorizationURL);
+        _activeWebView->show();
+    }
+}

interface/src/ui/OAuthWebViewHandler.h

@@ -0,0 +1,32 @@
+//
+//  OAuthWebviewHandler.h
+//  interface/src/ui
+//
+//  Created by Stephen Birarda on 2014-05-01.
+//  Copyright 2014 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#ifndef hifi_OAuthWebviewHandler_h
+#define hifi_OAuthWebviewHandler_h
+
+#include <QtCore/QUrl>
+
+class QWebView;
+
+class OAuthWebViewHandler : public QObject {
+    Q_OBJECT
+public:
+    OAuthWebViewHandler();
+    static OAuthWebViewHandler& getInstance();
+    
+public slots:
+    void displayWebviewForAuthorizationURL(const QUrl& authorizationURL);
+    
+private:
+    QWebView* _activeWebView;
+};
+
+#endif // hifi_OAuthWebviewHandler_h