28 lines
		
	
	
		
			766 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			766 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| 'use strict';
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| 
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| var inherits = require('inherits')
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|   , AjaxBasedTransport = require('./lib/ajax-based')
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|   , EventSourceReceiver = require('./receiver/eventsource')
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|   , XHRCorsObject = require('./sender/xhr-cors')
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|   , EventSourceDriver = require('eventsource')
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|   ;
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| 
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| function EventSourceTransport(transUrl) {
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|   if (!EventSourceTransport.enabled()) {
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|     throw new Error('Transport created when disabled');
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|   }
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| 
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|   AjaxBasedTransport.call(this, transUrl, '/eventsource', EventSourceReceiver, XHRCorsObject);
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| }
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| 
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| inherits(EventSourceTransport, AjaxBasedTransport);
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| 
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| EventSourceTransport.enabled = function() {
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|   return !!EventSourceDriver;
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| };
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| 
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| EventSourceTransport.transportName = 'eventsource';
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| EventSourceTransport.roundTrips = 2;
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| 
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| module.exports = EventSourceTransport;
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