73 lines
1.6 KiB
JavaScript
73 lines
1.6 KiB
JavaScript
|
'use strict';
|
||
|
|
|
||
|
|
var EventEmitter = require('events').EventEmitter
|
||
|
|
, inherits = require('inherits')
|
||
|
|
, http = require('http')
|
||
|
|
, https = require('https')
|
||
|
|
, URL = require('url-parse')
|
||
|
|
;
|
||
|
|
|
||
|
|
var debug = function() {};
|
||
|
|
if (process.env.NODE_ENV !== 'production') {
|
||
|
|
debug = require('debug')('sockjs-client:driver:xhr');
|
||
|
|
}
|
||
|
|
|
||
|
|
function XhrDriver(method, url, payload, opts) {
|
||
|
|
debug(method, url, payload);
|
||
|
|
var self = this;
|
||
|
|
EventEmitter.call(this);
|
||
|
|
|
||
|
|
var parsedUrl = new URL(url);
|
||
|
|
var options = {
|
||
|
|
method: method
|
||
|
|
, hostname: parsedUrl.hostname.replace(/\[|\]/g, '')
|
||
|
|
, port: parsedUrl.port
|
||
|
|
, path: parsedUrl.pathname + (parsedUrl.query || '')
|
||
|
|
, headers: opts && opts.headers
|
||
|
|
, agent: false
|
||
|
|
};
|
||
|
|
|
||
|
|
var protocol = parsedUrl.protocol === 'https:' ? https : http;
|
||
|
|
this.req = protocol.request(options, function(res) {
|
||
|
|
res.setEncoding('utf8');
|
||
|
|
var responseText = '';
|
||
|
|
|
||
|
|
res.on('data', function(chunk) {
|
||
|
|
debug('data', chunk);
|
||
|
|
responseText += chunk;
|
||
|
|
self.emit('chunk', 200, responseText);
|
||
|
|
});
|
||
|
|
res.once('end', function() {
|
||
|
|
debug('end');
|
||
|
|
self.emit('finish', res.statusCode, responseText);
|
||
|
|
self.req = null;
|
||
|
|
});
|
||
|
|
});
|
||
|
|
|
||
|
|
this.req.on('error', function(e) {
|
||
|
|
debug('error', e);
|
||
|
|
self.emit('finish', 0, e.message);
|
||
|
|
});
|
||
|
|
|
||
|
|
if (payload) {
|
||
|
|
this.req.write(payload);
|
||
|
|
}
|
||
|
|
this.req.end();
|
||
|
|
}
|
||
|
|
|
||
|
|
inherits(XhrDriver, EventEmitter);
|
||
|
|
|
||
|
|
XhrDriver.prototype.close = function() {
|
||
|
|
debug('close');
|
||
|
|
this.removeAllListeners();
|
||
|
|
if (this.req) {
|
||
|
|
this.req.abort();
|
||
|
|
this.req = null;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
XhrDriver.enabled = true;
|
||
|
|
XhrDriver.supportsCORS = true;
|
||
|
|
|
||
|
|
module.exports = XhrDriver;
|