Created
June 17, 2011 10:53
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REST handlers for backbone.js based on cyclone
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| # hmm no imports ;) | |
| class BaseHandler(cyclone.web.RequestHandler): | |
| def get_current_user(self): | |
| return self.get_secure_cookie("user") | |
| class LoginHandler(BaseHandler): | |
| def get(self): | |
| err = self.get_argument("e", None) | |
| self.finish(""" | |
| <html><body><form action="/auth/login" method="post"> | |
| username: <input type="text" name="u"><br> | |
| password: <input type="password" name="p"><br> | |
| <input type="submit" value="sign in"><br> | |
| %s | |
| </body></html> | |
| """ % (err == "invalid" and "invalid username or password" or "")) | |
| @defer.inlineCallbacks | |
| def post(self): | |
| u, p = self.get_argument("u"), self.get_argument("p") | |
| password = hashlib.md5(p).hexdigest() | |
| try: | |
| user = yield self.settings.user_db.find_one({"user":u, "password":password}, fields=["user"]) | |
| except Exception, e: | |
| log.err("mongo can't find_one({u:%s, p:%s}): %s" % (u, password, e)) | |
| raise cyclone.web.HTTPError(503) | |
| if user: | |
| user["_id"] = str(user["_id"]) | |
| print 'setting user', user | |
| self.set_secure_cookie("user", cyclone.escape.json_encode(user)) | |
| self.redirect("/") | |
| else: | |
| self.redirect("/auth/login?e=invalid") | |
| class LogoutHandler(BaseHandler): | |
| @cyclone.web.authenticated | |
| def get(self): | |
| self.clear_cookie("user") | |
| self.redirect("/") | |
| class CellsHandler(BaseHandler): | |
| @cyclone.web.authenticated | |
| @defer.inlineCallbacks | |
| def get(self, nbid): | |
| """ fetch a list of cells """ | |
| result = yield self.settings.cell_db.find({'nbid': nbid}) | |
| self.write(json.dumps(result)) | |
| self.finish() | |
| @cyclone.web.authenticated | |
| @defer.inlineCallbacks | |
| def post(self, nbid): | |
| """ create a cell """ | |
| cell = json.loads(self.request.body) | |
| cell['id'] = str(uuid.uuid1()) | |
| cell['nbid'] = nbid | |
| result = yield self.settings.cell_db.save(cell) | |
| self.write(json.dumps(result)) | |
| class CellHandler(BaseHandler): | |
| @cyclone.web.authenticated | |
| @defer.inlineCallbacks | |
| def get(self, nbid, cid): | |
| """ fetch a cell """ | |
| result = yield self.settings.cell_db.find_one({'nbid': nbid, 'id': cid}) | |
| if not result: | |
| raise cyclone.web.HTTPError(404) | |
| self.write(json.dumps(result)) | |
| self.finish() | |
| @cyclone.web.authenticated | |
| @defer.inlineCallbacks | |
| def put(self, nbid, cid): | |
| """ update a cell """ | |
| print self.request.body | |
| cell = json.loads(self.request.body) | |
| result = yield self.settings.cell_db.save(cell) | |
| self.write("ok\n") | |
| @cyclone.web.authenticated | |
| @defer.inlineCallbacks | |
| def delete(self, nbid, cid): | |
| """ update a cell """ | |
| result = yield self.settings.cell_db.find_one({'nbid': nbid, 'id': cid}) | |
| result = yield self.settings.cell_db.remove(result) | |
| self.write("ok\n") | |
| class WebMongo(cyclone.web.Application): | |
| def __init__(self): | |
| handlers = [ | |
| (r"/auth/login", LoginHandler), | |
| (r"/auth/logout", LogoutHandler), | |
| (r"/notebooks/([\w]+)/cells", CellsHandler), | |
| (r"/notebooks/([\w]+)/cells/([\w-]+)", CellHandler), | |
| ] | |
| mongo = txmongo.lazyMongoConnectionPool() | |
| settings = dict( | |
| cell_db= mongo.test.cells, | |
| notebook_db= mongo.test.notebooks, | |
| ) | |
| cyclone.web.Application.__init__(self, handlers, **settings) | |
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