Mask app on restart and shutdown

couchpotato/core/_base/_core/main.py

@@ -1,6 +1,7 @@
 from couchpotato import app
 from couchpotato.api import addApiView
 from couchpotato.core.event import fireEvent, addEvent
+from couchpotato.core.helpers.request import jsonified
 from couchpotato.core.helpers.variable import cleanHost
 from couchpotato.core.logger import CPLog
 from couchpotato.core.plugins.base import Plugin
@@ -21,6 +22,7 @@ class Core(Plugin):
     def __init__(self):
         addApiView('app.shutdown', self.shutdown)
         addApiView('app.restart', self.restart)
+        addApiView('app.available', self.available)
 
         addEvent('app.crappy_restart', self.crappyRestart)
         addEvent('app.load', self.launchBrowser, priority = 100)
@@ -28,6 +30,11 @@ class Core(Plugin):
 
         self.removeRestartFile()
 
+    def available(self):
+        return jsonified({
+            'succes': True
+        })
+
     def crappyRestart(self):
         ctx = app.test_request_context()
         ctx.push()

couchpotato/core/plugins/base.py

@@ -113,7 +113,7 @@ class Plugin(object):
 
                 data = urllib2.urlopen(request).read()
         except IOError:
-            log.error('Failed opening url: %s' % (traceback.format_exc(1)))
+            log.error('Failed opening url: %s %s' % (url, traceback.format_exc(1)))
             raise
 
         self.http_last_use[host] = time.time()

couchpotato/static/scripts/couchpotato.js

@@ -109,11 +109,56 @@ var CouchPotato = new Class({
 	},
 
 	shutdown: function(){
-		Api.request('app.shutdown');
+		var self = this;
+
+		self.blockPage('You have shutdown. This is what suppose to happen ;)');
+		Api.request('app.shutdown', {
+			'onComplete': self.blockPage.bind(self)
+		});
+		self.checkAvailable();
 	},
 
 	restart: function(){
+		var self = this;
+
+		self.blockPage('Restarting... please wait. If this takes to long, something must have gone wrong.');
 		Api.request('app.restart');
+		self.checkAvailable();
+	},
+
+	checkAvailable: function(){
+		var self = this;
+
+		Api.request('app.available', {
+			'onFailure': function(){
+				self.checkAvailable.delay(1000, self);
+				self.fireEvent('unload');
+			},
+			'onSuccess': function(){
+				self.unBlockPage();
+				self.fireEvent('load');
+			}
+		});
+	},
+
+	blockPage: function(message){
+		var self = this;
+
+		if(!self.mask){
+			var body = $(document.body);
+			self.mask = new Spinner(document.body, {
+				'message': new Element('div').adopt(
+					new Element('h1', {'text': 'Unavailable.'}),
+					new Element('div', {'text': message || 'Something must have crashed.. check the logs ;)'})
+				)
+			});
+		}
+		self.mask.show();
+	},
+
+	unBlockPage: function(){
+		var self = this;
+		self.mask.hide();
 	}
 
 });

couchpotato/static/scripts/page/about.js

@@ -95,8 +95,8 @@ var AboutSettingTab = new Class({
 			)
 		);
 
-		self.fillVersion(Updater.getInfo());
-		Updater.addEvent('loaded', self.fillVersion.bind(self))
+		if(!self.fillVersion(Updater.getInfo()))
+			Updater.addEvent('loaded', self.fillVersion.bind(self))
 
 		self.settings.createGroup({
 			'name': 'actions'

couchpotato/static/style/main.css

@@ -112,8 +112,9 @@ form {
 	margin:0;
 }
 
-.spinner{
-	background: #4e5969 url('../images/spinner.gif') no-repeat center;
+body > .spinner, .mask{
+	background: rgba(0,0,0, 0.9);
+	z-index: 100;
 }
 
 .button {
@@ -380,11 +381,6 @@ form {
 	);
 }
 
-.mask {
-	background: rgba(0,0,0, 0.7);
-	z-index: 100;
-}
-
 .question {
 	display: block;
 	width: 600px;