Error check to prevent exception from Cipher
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		| @@ -15,6 +15,7 @@ var opts = { | |||||||
|  |  | ||||||
| io.sockets.on('connection', function(socket) { | io.sockets.on('connection', function(socket) { | ||||||
| 	socket.on('slidechanged', function(slideData) { | 	socket.on('slidechanged', function(slideData) { | ||||||
|  | 		if (typeof slideData.secret == 'undefined' || slideData.secret == null || slideData.secret === '') return; | ||||||
| 		if (createHash(slideData.secret) === slideData.socketId) { | 		if (createHash(slideData.secret) === slideData.socketId) { | ||||||
| 			slideData.secret = null; | 			slideData.secret = null; | ||||||
| 			socket.broadcast.emit(slideData.socketId, slideData); | 			socket.broadcast.emit(slideData.socketId, slideData); | ||||||
|   | |||||||
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