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monjack
438
app_vue/node_modules/sockjs/lib/transport.js
generated
vendored
Normal file
438
app_vue/node_modules/sockjs/lib/transport.js
generated
vendored
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@ -0,0 +1,438 @@
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// Generated by CoffeeScript 1.12.7
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(function() {
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var GenericReceiver, MAP, ResponseReceiver, Session, SockJSConnection, Transport, closeFrame, register, stream, utils, uuidv4,
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extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
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hasProp = {}.hasOwnProperty;
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stream = require('stream');
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uuidv4 = require('uuid').v4;
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utils = require('./utils');
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Transport = (function() {
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function Transport() {}
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return Transport;
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})();
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Transport.CONNECTING = 0;
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Transport.OPEN = 1;
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Transport.CLOSING = 2;
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Transport.CLOSED = 3;
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closeFrame = function(status, reason) {
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return 'c' + JSON.stringify([status, reason]);
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};
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SockJSConnection = (function(superClass) {
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extend(SockJSConnection, superClass);
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function SockJSConnection(_session) {
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this._session = _session;
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this.id = uuidv4();
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this.headers = {};
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this.prefix = this._session.prefix;
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}
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SockJSConnection.prototype.toString = function() {
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return '<SockJSConnection ' + this.id + '>';
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};
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SockJSConnection.prototype.write = function(string) {
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return this._session.send('' + string);
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};
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SockJSConnection.prototype.end = function(string) {
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if (string) {
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this.write(string);
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}
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this.close();
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return null;
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};
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SockJSConnection.prototype.close = function(code, reason) {
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return this._session.close(code, reason);
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};
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SockJSConnection.prototype.destroy = function() {
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this.end();
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return this.removeAllListeners();
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};
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SockJSConnection.prototype.destroySoon = function() {
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return this.destroy();
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};
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return SockJSConnection;
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})(stream.Stream);
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SockJSConnection.prototype.__defineGetter__('readable', function() {
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return this._session.readyState === Transport.OPEN;
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});
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SockJSConnection.prototype.__defineGetter__('writable', function() {
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return this._session.readyState === Transport.OPEN;
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});
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SockJSConnection.prototype.__defineGetter__('readyState', function() {
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return this._session.readyState;
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});
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MAP = {};
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Session = (function() {
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function Session(session_id1, server) {
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this.session_id = session_id1;
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this.heartbeat_delay = server.options.heartbeat_delay;
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this.disconnect_delay = server.options.disconnect_delay;
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this.prefix = server.options.prefix;
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this.send_buffer = [];
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this.is_closing = false;
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this.readyState = Transport.CONNECTING;
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if (this.session_id) {
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MAP[this.session_id] = this;
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}
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this.timeout_cb = (function(_this) {
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return function() {
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return _this.didTimeout();
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};
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})(this);
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this.to_tref = setTimeout(this.timeout_cb, this.disconnect_delay);
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this.connection = new SockJSConnection(this);
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this.emit_open = (function(_this) {
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return function() {
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_this.emit_open = null;
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return server.emit('connection', _this.connection);
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};
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})(this);
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}
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Session.prototype.register = function(req, recv) {
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if (this.recv) {
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recv.doSendFrame(closeFrame(2010, "Another connection still open"));
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recv.didClose();
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return;
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}
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if (this.to_tref) {
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clearTimeout(this.to_tref);
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this.to_tref = null;
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}
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if (this.readyState === Transport.CLOSING) {
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this.flushToRecv(recv);
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recv.doSendFrame(this.close_frame);
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recv.didClose();
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this.to_tref = setTimeout(this.timeout_cb, this.disconnect_delay);
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return;
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}
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this.recv = recv;
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this.recv.session = this;
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this.decorateConnection(req);
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if (this.readyState === Transport.CONNECTING) {
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this.recv.doSendFrame('o');
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this.readyState = Transport.OPEN;
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process.nextTick(this.emit_open);
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}
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if (!this.recv) {
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return;
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}
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this.tryFlush();
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};
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Session.prototype.decorateConnection = function(req) {
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var address, headers, i, key, len, ref, remoteAddress, remotePort, socket, x;
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if (!(socket = this.recv.connection)) {
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socket = this.recv.response.connection;
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}
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try {
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remoteAddress = socket.remoteAddress;
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remotePort = socket.remotePort;
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address = socket.address();
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} catch (error) {
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x = error;
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}
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if (remoteAddress) {
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this.connection.remoteAddress = remoteAddress;
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this.connection.remotePort = remotePort;
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this.connection.address = address;
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}
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this.connection.url = req.url;
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this.connection.pathname = req.pathname;
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this.connection.protocol = this.recv.protocol;
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headers = {};
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ref = ['referer', 'x-client-ip', 'x-forwarded-for', 'x-forwarded-host', 'x-forwarded-port', 'x-cluster-client-ip', 'via', 'x-real-ip', 'x-forwarded-proto', 'x-ssl', 'dnt', 'host', 'user-agent', 'accept-language'];
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for (i = 0, len = ref.length; i < len; i++) {
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key = ref[i];
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if (req.headers[key]) {
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headers[key] = req.headers[key];
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}
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}
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if (headers) {
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return this.connection.headers = headers;
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}
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};
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Session.prototype.unregister = function() {
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var delay;
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delay = this.recv.delay_disconnect;
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this.recv.session = null;
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this.recv = null;
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if (this.to_tref) {
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clearTimeout(this.to_tref);
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}
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if (delay) {
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return this.to_tref = setTimeout(this.timeout_cb, this.disconnect_delay);
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} else {
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return this.timeout_cb();
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}
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};
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Session.prototype.flushToRecv = function(recv) {
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var ref, sb;
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if (this.send_buffer.length > 0) {
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ref = [this.send_buffer, []], sb = ref[0], this.send_buffer = ref[1];
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recv.doSendBulk(sb);
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return true;
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}
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return false;
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};
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Session.prototype.tryFlush = function() {
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var x;
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if (!this.flushToRecv(this.recv) || !this.to_tref) {
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if (this.to_tref) {
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clearTimeout(this.to_tref);
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}
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x = (function(_this) {
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return function() {
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if (_this.recv) {
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_this.to_tref = setTimeout(x, _this.heartbeat_delay);
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return _this.recv.heartbeat();
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}
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};
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})(this);
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this.to_tref = setTimeout(x, this.heartbeat_delay);
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}
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};
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Session.prototype.didTimeout = function() {
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if (this.to_tref) {
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clearTimeout(this.to_tref);
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this.to_tref = null;
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}
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if (this.readyState !== Transport.CONNECTING && this.readyState !== Transport.OPEN && this.readyState !== Transport.CLOSING) {
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throw Error('INVALID_STATE_ERR');
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}
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if (this.recv) {
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throw Error('RECV_STILL_THERE');
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}
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this.readyState = Transport.CLOSED;
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this.connection.emit('end');
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this.connection.emit('close');
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this.connection = null;
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if (this.session_id) {
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delete MAP[this.session_id];
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return this.session_id = null;
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}
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};
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Session.prototype.didMessage = function(payload) {
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if (this.readyState === Transport.OPEN) {
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this.connection.emit('data', payload);
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}
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};
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Session.prototype.send = function(payload) {
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if (this.readyState !== Transport.OPEN) {
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return false;
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}
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this.send_buffer.push('' + payload);
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if (this.recv) {
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this.tryFlush();
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}
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return true;
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};
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Session.prototype.close = function(status, reason) {
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if (status == null) {
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status = 1000;
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}
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if (reason == null) {
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reason = "Normal closure";
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}
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if (this.readyState !== Transport.OPEN) {
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return false;
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}
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this.readyState = Transport.CLOSING;
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this.close_frame = closeFrame(status, reason);
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if (this.recv) {
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this.recv.doSendFrame(this.close_frame);
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if (this.recv) {
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this.recv.didClose();
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}
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if (this.recv) {
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this.unregister();
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}
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}
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return true;
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};
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return Session;
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})();
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Session.bySessionId = function(session_id) {
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if (!session_id) {
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return null;
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}
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return MAP[session_id] || null;
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};
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register = function(req, server, session_id, receiver) {
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var session;
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session = Session.bySessionId(session_id);
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if (!session) {
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session = new Session(session_id, server);
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}
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session.register(req, receiver);
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return session;
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};
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exports.register = function(req, server, receiver) {
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return register(req, server, req.session, receiver);
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};
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exports.registerNoSession = function(req, server, receiver) {
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return register(req, server, void 0, receiver);
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};
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GenericReceiver = (function() {
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function GenericReceiver(thingy) {
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this.thingy = thingy;
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this.setUp(this.thingy);
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}
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GenericReceiver.prototype.setUp = function() {
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this.thingy_end_cb = (function(_this) {
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return function() {
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return _this.didAbort();
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};
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})(this);
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this.thingy.addListener('close', this.thingy_end_cb);
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return this.thingy.addListener('end', this.thingy_end_cb);
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};
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GenericReceiver.prototype.tearDown = function() {
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this.thingy.removeListener('close', this.thingy_end_cb);
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this.thingy.removeListener('end', this.thingy_end_cb);
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return this.thingy_end_cb = null;
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};
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GenericReceiver.prototype.didAbort = function() {
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this.delay_disconnect = false;
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return this.didClose();
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};
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GenericReceiver.prototype.didClose = function() {
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if (this.thingy) {
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this.tearDown(this.thingy);
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this.thingy = null;
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}
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if (this.session) {
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return this.session.unregister();
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}
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};
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GenericReceiver.prototype.doSendBulk = function(messages) {
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var m, q_msgs;
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q_msgs = (function() {
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var i, len, results;
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results = [];
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for (i = 0, len = messages.length; i < len; i++) {
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m = messages[i];
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results.push(utils.quote(m));
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}
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return results;
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})();
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return this.doSendFrame('a' + '[' + q_msgs.join(',') + ']');
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};
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GenericReceiver.prototype.heartbeat = function() {
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return this.doSendFrame('h');
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};
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return GenericReceiver;
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})();
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ResponseReceiver = (function(superClass) {
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extend(ResponseReceiver, superClass);
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ResponseReceiver.prototype.max_response_size = void 0;
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ResponseReceiver.prototype.delay_disconnect = true;
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function ResponseReceiver(request, response, options) {
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var x;
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this.request = request;
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this.response = response;
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this.options = options;
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this.curr_response_size = 0;
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try {
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this.request.connection.setKeepAlive(true, 5000);
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} catch (error) {
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x = error;
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}
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ResponseReceiver.__super__.constructor.call(this, this.request.connection);
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if (this.max_response_size === void 0) {
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this.max_response_size = this.options.response_limit;
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}
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}
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ResponseReceiver.prototype.doSendFrame = function(payload) {
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var r, x;
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this.curr_response_size += payload.length;
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r = false;
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try {
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this.response.write(payload);
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r = true;
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} catch (error) {
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x = error;
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}
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if (this.max_response_size && this.curr_response_size >= this.max_response_size) {
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this.didClose();
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}
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return r;
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};
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ResponseReceiver.prototype.didClose = function() {
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var x;
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ResponseReceiver.__super__.didClose.apply(this, arguments);
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try {
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this.response.end();
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} catch (error) {
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x = error;
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}
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return this.response = null;
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};
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return ResponseReceiver;
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})(GenericReceiver);
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exports.GenericReceiver = GenericReceiver;
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exports.Transport = Transport;
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exports.Session = Session;
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exports.ResponseReceiver = ResponseReceiver;
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exports.SockJSConnection = SockJSConnection;
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}).call(this);
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Reference in New Issue
Block a user