tweetcast/server/tweetcast.py
changeset 311 13702105c5ee
parent 310 526d3e411736
child 312 f8336354d107
child 314 0f1e6ce19b6d
--- a/tweetcast/server/tweetcast.py	Mon Oct 10 15:24:28 2011 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,96 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-import anyjson
-from twisted.enterprise import adbapi
-from twisted.internet import reactor, task
-from twisted.internet.protocol import Protocol, Factory
-from autobahn.websocket import WebSocketServerFactory, WebSocketServerProtocol
-
-connectstring = "dbname='tweet_live' user='postgres' host='localhost' password='doiteshimashite'"
-columns = [ 'id', 'created_at', 'text', 'user_id', 'screen_name', 'profile_image_url' ]
-selectcommon = "SELECT tweet_tweet.id, tweet_tweet.created_at, text, user_id, screen_name, profile_image_url FROM tweet_tweet JOIN tweet_user ON tweet_tweet.user_id = tweet_user.id"
-
-dbpool = adbapi.ConnectionPool("psycopg2",connectstring)
-
-class TweetCast:
-	
-	def __init__(self):
-		self.lastid = 0L
-		self.serverfactory = TweetcastServerFactory(tweetcast=self)
-		dbpool.runQuery("SELECT MAX(tweet_tweet.id) FROM tweet_tweet").addCallback(self.callbackInit)
-	
-	def callbackInit(self, result):
-		self.lastid = result[0][0]
-		task.LoopingCall(self.scheduleTweets).start(1)
-
-	def scheduleTweets(self):
-		dbpool.runQuery("%s WHERE tweet_tweet.id > %d ORDER BY tweet_tweet.id ASC"%(selectcommon, self.lastid)).addCallback(self.callbackTweets)
-	
-	def callbackTweets(self, result):
-		if result:
-			self.lastid = result[len(result)-1][0]
-			data = [dict((columns[i], str(ligne[i])) for i in range(len(columns))) for ligne in result]
-		else:
-			data = None
-		self.serverfactory.broadcast(anyjson.serialize(data))
-
-class TweetcastServerProtocol(WebSocketServerProtocol):
-
-	def onOpen(self):
-		self.factory.register(self)
-		dbpool.runQuery("%s WHERE tweet_tweet.id <= %d ORDER BY tweet_tweet.id DESC LIMIT 100"%(selectcommon, self.factory.tweetcast.lastid)).addCallback(self.callbackOldTweets)
-
-	def callbackOldTweets(self, result):
-		if result:
-			data = [dict((columns[i], str(ligne[i])) for i in range(len(columns))) for ligne in result]
-			data.reverse()
-		else:
-			data = None
-		self.sendMessage(anyjson.serialize(data))
-		print "sending old tweets to new client"
-
-	def connectionLost(self, reason):
-		WebSocketServerProtocol.connectionLost(self, reason)
-		self.factory.unregister(self)
-
-	def onMessage(self, msg, binary):
-		print "Got message: " + msg
-
-class TweetcastServerFactory(WebSocketServerFactory):
- 
-   protocol = TweetcastServerProtocol
- 
-   def __init__(self, tweetcast=None):
-      WebSocketServerFactory.__init__(self)
-      self.clients = []
-      self.tweetcast = tweetcast
- 
-   def register(self, client):
-      if not client in self.clients:
-         print "registered client " + client.peerstr
-         self.clients.append(client)
- 
-   def unregister(self, client):
-      if client in self.clients:
-         print "unregistered client " + client.peerstr
-         self.clients.remove(client)
- 
-   def broadcast(self, msg):
-      print "broadcasting ids up to %d" % self.tweetcast.lastid
-      for c in self.clients:
-         print "send to " + c.peerstr
-         c.sendMessage(msg)
-
-class FlashPolicySocketProtocol(Protocol):
-    def dataReceived(self, data):
-        self.transport.write("<?xml version=\"1.0\"?><!DOCTYPE cross-domain-policy SYSTEM \"/xml/dtds/cross-domain-policy.dtd\"><cross-domain-policy><site-control permitted-cross-domain-policies=\"master-only\"/><allow-access-from domain=\"*\" to-ports=\"*\" /></cross-domain-policy>\0") 
- 
-class FlashPolicyFactory(Factory):
-    def __init__(self):
-        self.protocol = FlashPolicySocketProtocol;
-
-tc = TweetCast()
-reactor.listenTCP(843, FlashPolicyFactory())
-reactor.listenTCP(9000, tc.serverfactory)
-reactor.run()
\ No newline at end of file