From a2d7d13ed13cbe3b51ef36725a28bd2dd50fdc16 Mon Sep 17 00:00:00 2001
From: Sebastian Steuer <iggy@yggi.de>
Date: Sun, 24 Nov 2013 16:00:46 +0100
Subject: [PATCH] refactored OvenWatcher

---
 ovenWatcher.py | 34 ++++++++++++++++++++++++++++++++++
 picoreflowd.py | 36 ++++--------------------------------
 2 files changed, 38 insertions(+), 32 deletions(-)
 create mode 100644 ovenWatcher.py

diff --git a/ovenWatcher.py b/ovenWatcher.py
new file mode 100644
index 0000000..6a68712
--- /dev/null
+++ b/ovenWatcher.py
@@ -0,0 +1,34 @@
+import threading,logging,json,time
+
+log = logging.getLogger(__name__)
+
+class OvenWatcher(threading.Thread):
+    def __init__(self,oven):
+        self.observers = []
+        threading.Thread.__init__(self)
+        self.daemon = True
+        
+        self.oven = oven
+        self.start()
+
+    def run(self):
+        while True:
+            oven_state = self.oven.get_state()
+            self.notifyAll(oven_state)
+            time.sleep(1)
+    
+    def addObserver(observer):
+        self.observers.append(observer)
+    
+    def notifyAll(self,message):
+        message_json = json.dumps(message)
+        log.debug("sending to %d clients: %s"%(len(self.observers),message_json))
+        for wsock in self.observers:
+            if wsock:
+                try:
+                    wsock.send(message_json)
+                except:
+                    log.error("could not write to socket %s"%wsock)
+                    wsocks.remove(wsock)
+            else:
+                wsocks.remove(wsock)
diff --git a/picoreflowd.py b/picoreflowd.py
index 7b46837..7afa42e 100644
--- a/picoreflowd.py
+++ b/picoreflowd.py
@@ -1,10 +1,11 @@
-import os,threading,time,logging,json
+import os,logging,json
 
 import bottle
 from gevent.pywsgi import WSGIServer
 from geventwebsocket import WebSocketHandler, WebSocketError
 
 from oven import Oven
+from ovenWatcher import OvenWatcher
 
 log_format = '%(asctime)s %(levelname)s %(name)s: %(message)s'
 logging.basicConfig(level = logging.DEBUG, format = log_format)
@@ -12,37 +13,8 @@ log = logging.getLogger("picoreflowd")
 
 app = bottle.Bottle()
 oven = Oven()
-wsocks_control = []
-
-class OvenWatcher(threading.Thread):
-    def __init__(self,oven):
-        self.watchers = []
-        threading.Thread.__init__(self)
-        self.daemon = True
-        
-        self.oven = oven
-        self.start()
-
-    def run(self):
-        while True:
-            oven_state = self.oven.get_state()
-            self.notifyAll(oven_state)
-            time.sleep(1)
-    
-    def notifyAll(self,message):
-        message_json = json.dumps(message)
-        log.debug("sending to %d clients: %s"%(len(self.watchers),message_json))
-        for wsock in self.watchers:
-            if wsock:
-                try:
-                    wsock.send(message_json)
-                except:
-                    log.error("could not write to socket %s"%wsock)
-                    wsocks.remove(wsock)
-            else:
-                wsocks.remove(wsock)
-
 ovenWatcher = OvenWatcher(oven)
+wsocks_control = []
 
 @app.route('/')
 def index():
@@ -109,7 +81,7 @@ def handle_websocket():
     if not wsock:
         abort(400, 'Expected WebSocket request.')
 
-    ovenWatcher.watchers.append(wsock)
+    ovenWatcher.addObserver(wsock)
     while True:
         try:
             message = wsock.receive()