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- 'use strict';
- var inherits = require('inherits')
- , urlUtils = require('../../utils/url')
- , BufferedSender = require('./buffered-sender')
- , Polling = require('./polling')
- ;
- var debug = function() {};
- if (process.env.NODE_ENV !== 'production') {
- debug = require('debug')('sockjs-client:sender-receiver');
- }
- function SenderReceiver(transUrl, urlSuffix, senderFunc, Receiver, AjaxObject) {
- var pollUrl = urlUtils.addPath(transUrl, urlSuffix);
- debug(pollUrl);
- var self = this;
- BufferedSender.call(this, transUrl, senderFunc);
- this.poll = new Polling(Receiver, pollUrl, AjaxObject);
- this.poll.on('message', function(msg) {
- debug('poll message', msg);
- self.emit('message', msg);
- });
- this.poll.once('close', function(code, reason) {
- debug('poll close', code, reason);
- self.poll = null;
- self.emit('close', code, reason);
- self.close();
- });
- }
- inherits(SenderReceiver, BufferedSender);
- SenderReceiver.prototype.close = function() {
- BufferedSender.prototype.close.call(this);
- debug('close');
- this.removeAllListeners();
- if (this.poll) {
- this.poll.abort();
- this.poll = null;
- }
- };
- module.exports = SenderReceiver;
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