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webserver.py
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#!/usr/bin/python
import tornado.ioloop
import tornado.web
import json
import database
import cache
from operator import itemgetter
import httplib
import HTMLParser
def unescape(text):
return HTMLParser.HTMLParser().unescape(text)
def render(tweets):
rendered = []
for tweet in tweets:
tweet["text"] = unescape(tweet["text"])
rendered.append(tweet)
return rendered
def httpsify(link):
link.replace("http://", "https://", 1)
def injectHeaders(handler):
if database.database_location.startswith("/home/"): #linux
handler.set_header("Content-Security-Policy", "upgrade-insecure-requests")
brand = "PolitiTweet"
class IndexHandler(tornado.web.RequestHandler):
def write_error(self, status_code, **kwargs):
injectHeaders(self)
self.render("pages/error.html", message=httplib.responses[status_code], error=status_code, brand=brand)
def get(self):
injectHeaders(self)
deleted_tweets = database.getAllDeletedTweets()
for tweet in deleted_tweets[:10]:
tweet["user"] = database.getAccountFromDatabase(tweet["user"]["id"])
self.render("pages/index.html", count=len(cache.accounts), brand=brand, latest=render(database.getLatestTweets()), deleted=render(deleted_tweets[:10]))
class DeletedHandler(tornado.web.RequestHandler):
def write_error(self, status_code, **kwargs):
injectHeaders(self)
self.render("pages/error.html", message=httplib.responses[status_code], brand=brand, error=status_code)
def get(self):
injectHeaders(self)
deleted_tweets = database.getAllDeletedTweets()
for tweet in deleted_tweets:
tweet["user"] = database.getAccountFromDatabase(tweet["user"]["id"])
self.render("pages/deleted.html", count=len(deleted_tweets), brand=brand, deleted=render(deleted_tweets))
class AboutHandler(tornado.web.RequestHandler):
def write_error(self, status_code, **kwargs):
injectHeaders(self)
self.render("pages/error.html", message=httplib.responses[status_code], brand=brand, error=status_code)
def get(self):
injectHeaders(self)
self.render("pages/about.html", count=len(cache.accounts), brand=brand)
class FiguresHandler(tornado.web.RequestHandler):
def write_error(self, status_code, **kwargs):
injectHeaders(self)
self.render("pages/error.html", message=httplib.responses[status_code], brand=brand, error=status_code)
def get(self):
injectHeaders(self)
figures = []
for account in cache.accounts:
if account is None:
continue
try:
account["archive_url"] = "figure?account=" + str(account["id"])
figures.append(account)
except Exception as e:
print(account)
print(e)
continue
figures_sorted = sorted(figures, key=itemgetter('name'))
deleted_tweets = database.getDeletedTweetsMap()
for figure in figures_sorted:
try:
figure["deleted_tweets_length"] = len(deleted_tweets[str(figure["id"])])
except KeyError:
figure["deleted_tweets_length"] = 0
self.render("pages/figures.html", figures=figures_sorted, brand=brand)
class FigureHandler(tornado.web.RequestHandler):
def write_error(self, status_code, **kwargs):
injectHeaders(self)
self.render("pages/error.html", message=httplib.responses[status_code], brand=brand, error=status_code)
def get(self):
injectHeaders(self)
user = self.get_argument("account")
account = cache.get_account(user)
account["json"] = json.dumps(account)
account["description"] = unescape(account["description"])
account["deleted_tweets"] = database.getDeletedTweetsData(int(user))
account["deleted_tweets_length"] = len(account["deleted_tweets"])
if "retreived" in account:
account["retrieved"] = account["retreived"] # to correct for a simple spelling error that is prevalent in database...
self.render("pages/figure.html", brand=brand, figure=account)
class TweetsHandler(tornado.web.RequestHandler):
def write_error(self, status_code, **kwargs):
injectHeaders(self)
self.render("pages/error.html", brand=brand, message=httplib.responses[status_code], error=status_code)
def get(self):
injectHeaders(self)
user = self.get_argument("account")
deleted = bool(self.get_argument("deleted", default=False))
tweets = []
title = "Tweets of @"
if deleted:
title = "Deleted " + title
tweets = database.getDeletedTweetsData(int(user))
else:
tweets = database.getAllTweetsInDatabase(int(user))
last = int(self.get_argument("last", default=len(tweets)))
account = cache.get_account(user)
title = title + account["screen_name"]
account["json"] = json.dumps(account)
tweets_sorted = sorted(tweets, key=lambda tweet: int(tweet["id"]), reverse=True)
self.render("pages/tweets.html", figure=account, brand=brand, title=title, statuses=render(tweets_sorted[:last]))
class TweetHandler(tornado.web.RequestHandler):
def write_error(self, status_code, **kwargs):
injectHeaders(self)
self.render("pages/error.html", brand=brand, message=httplib.responses[status_code], error=status_code)
def get(self):
injectHeaders(self)
user = self.get_argument("account")
tweet = self.get_argument("tweet")
tweet_data = database.getTweet(user, tweet)
account = cache.get_account(user)
account["json"] = json.dumps(account)
account["description"] = unescape(account["description"])
account["deleted_tweets"] = database.getDeletedTweetsData(int(user))
account["deleted_tweets_length"] = len(account["deleted_tweets"])
tweet_data["json"] = json.dumps(tweet_data)
tweet_data["text"] = unescape(tweet_data["text"])
if "favorite_count" not in tweet_data: # for some reason if =0 twitter omits favorite count
tweet_data["favorite_count"] = 0
if "retweet_count" not in tweet_data: # for some reason if =0 twitter omits retweet count
tweet_data["retweet_count"] = 0
if "retreived" in tweet_data:
tweet_data["retrieved"] = tweet_data["retreived"] # to fix a little typo that is prevalent in the database...
self.render("pages/tweet.html", brand=brand, figure=account, tweet=tweet_data)
class ErrorHandler(tornado.web.RequestHandler):
def write_error(self, status_code, **kwargs):
injectHeaders(self)
self.render("pages/error.html", brand=brand, message=httplib.responses[status_code], error=status_code)
def get(self):
injectHeaders(self)
self.render("pages/error.html", brand=brand, message="Page not found", error="404")
application = tornado.web.Application([
(r"/", IndexHandler),
(r"/figures", FiguresHandler),
(r"/about", AboutHandler),
(r"/figure", FigureHandler),
(r"/tweets", TweetsHandler),
(r"/deleted", DeletedHandler),
(r"/tweet", TweetHandler),
(r'/static/(.*)$', tornado.web.StaticFileHandler, {'path': "pages/static"})
], default_handler_class=ErrorHandler)
if __name__ == "__main__":
print "Loading tweets..."
database.getAllDeletedTweets()
print "Ready!"
application.listen(8888)
tornado.ioloop.IOLoop.instance().start()