update example

example/link.py

@@ -1,8 +1,13 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+from __future__ import division
+
 import json
 import urllib2
+import os
 
-PEERLINK='http://[::1]:8842/'
-NAME = 'chat'
+PEERLINK = os.environ.get('PEERLINK', 'http://[::1]:8842/')
+SERVICE = os.environ.get('PEERLINK_SERVICE', 'chat')
 
 def urlopen(url, data=None, headers=None):
     if data and not isinstance(data, str):
@@ -23,12 +28,12 @@ def post(action, data=None):
     return json.loads(urlopen(url, data))
 
 def add(name, url):
-    global NAME
-    NAME = name
+    global SERVICE
+    SERVICE = name
     return post('add', {'name': name, 'url': url})
 
 def remote(peer, action, data):
-    url = PEERLINK + '%s/%s/%s' % (peer, NAME, action)
+    url = PEERLINK + '%s/%s/%s' % (peer, SERVICE, action)
     if not data:
         data = {'test': True}
     print 'REMOTE', url

example/server.py

@@ -6,7 +6,6 @@ from __future__ import division, print_function
 import json
 import os
 import signal
-import sys
 import mimetypes
 
 from tornado.httpserver import HTTPServer
@@ -18,7 +17,6 @@ import websocket
 from websocket import trigger_event
 import state
 from tasks import Tasks
-from utils import json_dumps
 import link
 
 import logging
@@ -44,7 +42,7 @@ class BaseHandler(tornado.web.RequestHandler):
         return
 
     def render_json(self, response):
-        response = json_dumps(response)
+        response = json.dumps(response)
         self.set_header('Content-Type', 'application/json')
         self.set_header('Content-Length', str(len(response)))
         self.write(response)
@@ -87,11 +85,7 @@ class MainHandler(BaseHandler):
 
 if __name__ == '__main__':
     address = ''
-    port = 8000
-
-    if len(sys.argv) > 1:
-        port = int(sys.argv[1])
-        link.PEERLINK=sys.argv[2]
+    port = int(os.environ.get('PORT', 8000))
 
     logging.basicConfig(level=logging.DEBUG)
 

example/state.py

@@ -1,4 +1,3 @@
 websockets = []
 tasks = None
 info = {}
-peers = []

example/tasks.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 # vi:si:et:sw=4:sts=4:ts=4
-
 from __future__ import division
 
 from Queue import Queue

example/utils.py

@@ -1,14 +0,0 @@
-import json
-import datetime
-
-def _to_json(python_object):
-    if isinstance(python_object, datetime.datetime):
-        if python_object.year < 1900:
-            tt = python_object.timetuple()
-            return '%d-%02d-%02dT%02d:%02d%02dZ' % tuple(list(tt)[:6])
-        return python_object.strftime('%Y-%m-%dT%H:%M:%SZ')
-    raise TypeError(u'%s %s is not JSON serializable' % (repr(python_object), type(python_object)))
-
-def json_dumps(obj):
-    indent = 2
-    return json.dumps(obj, indent=indent, default=_to_json, ensure_ascii=False).encode('utf-8')

example/websocket.py

@@ -8,7 +8,6 @@ import json
 
 import state
 import link
-from utils import json_dumps
 
 import logging
 logger = logging.getLogger('websocket')
@@ -40,7 +39,7 @@ class Handler(WebSocketHandler):
             state.websockets.remove(self)
 
     def post(self, event, data):
-        message = json_dumps([event, data])
+        message = json.dumps([event, data])
         main = IOLoop.instance()
         main.add_callback(lambda: self.write_message(message))