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23 lines
741 B
CoffeeScript
23 lines
741 B
CoffeeScript
{EventEmitter} = require('events')
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module.exports = (io, sessionStore, cookieParser, cookieName) ->
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missingSessionError = new Error('could not look up session by key')
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sessionSockets = new EventEmitter()
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next = (error, socket, session) ->
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sessionSockets.emit 'connection', error, socket, session
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io.on 'connection', (socket) ->
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req = socket.handshake
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cookieParser req, {}, () ->
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sessionId = req.signedCookies and req.signedCookies[cookieName]
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if not sessionId
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return next(missingSessionError, socket)
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sessionStore.get sessionId, (error, session) ->
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if error
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return next(error, socket)
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if not session
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return next(missingSessionError, socket)
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next(null, socket, session)
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return sessionSockets
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