2a09d1a4
 liuqimichale
添加宜春 天水 宣化
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'use strict';
// Protocol references:
//
// * http://tools.ietf.org/html/draft-hixie-thewebsocketprotocol-75
// * http://tools.ietf.org/html/draft-hixie-thewebsocketprotocol-76
// * http://tools.ietf.org/html/draft-ietf-hybi-thewebsocketprotocol-17
var Base = require('./driver/base'),
Client = require('./driver/client'),
Server = require('./driver/server');
var Driver = {
client: function(url, options) {
options = options || {};
if (options.masking === undefined) options.masking = true;
return new Client(url, options);
},
server: function(options) {
options = options || {};
if (options.requireMasking === undefined) options.requireMasking = true;
return new Server(options);
},
http: function() {
return Server.http.apply(Server, arguments);
},
isSecureRequest: function(request) {
return Server.isSecureRequest(request);
},
isWebSocket: function(request) {
if (request.method !== 'GET') return false;
var connection = request.headers.connection || '',
upgrade = request.headers.upgrade || '';
return request.method === 'GET' &&
connection.toLowerCase().split(/ *, */).indexOf('upgrade') >= 0 &&
upgrade.toLowerCase() === 'websocket';
},
validateOptions: function(options, validKeys) {
Base.validateOptions(options, validKeys);
}
};
module.exports = Driver;
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