1 | ;
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2 |
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3 | var _regenerator = require('babel-runtime/regenerator');
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4 |
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5 | var _regenerator2 = _interopRequireDefault(_regenerator);
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6 |
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7 | var _slicedToArray2 = require('babel-runtime/helpers/slicedToArray');
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8 |
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9 | var _slicedToArray3 = _interopRequireDefault(_slicedToArray2);
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10 |
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11 | var _getIterator2 = require('babel-runtime/core-js/get-iterator');
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12 |
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13 | var _getIterator3 = _interopRequireDefault(_getIterator2);
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14 |
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15 | var _toConsumableArray2 = require('babel-runtime/helpers/toConsumableArray');
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16 |
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17 | var _toConsumableArray3 = _interopRequireDefault(_toConsumableArray2);
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18 |
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19 | var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');
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20 |
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21 | var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);
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22 |
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23 | var _createClass2 = require('babel-runtime/helpers/createClass');
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24 |
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25 | var _createClass3 = _interopRequireDefault(_createClass2);
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26 |
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27 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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28 |
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29 | var ChatServiceError = require('./ChatServiceError');
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30 | var Promise = require('bluebird');
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31 | var RedisAdapter = require('socket.io-redis');
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32 | var SocketIOClusterBus = require('./SocketIOClusterBus');
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33 | var SocketServer = require('socket.io');
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34 | var _ = require('lodash');
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35 |
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36 | var _require = require('./utils');
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37 |
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38 | var run = _require.run;
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39 |
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40 | // Socket.io transport.
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41 |
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42 | var SocketIOTransport = function () {
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43 | function SocketIOTransport(server, options, adapterConstructor, adapterOptions) {
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44 | var _this = this;
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45 |
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46 | (0, _classCallCheck3.default)(this, SocketIOTransport);
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47 |
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48 | this.server = server;
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49 | this.options = options;
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50 | this.adapterConstructor = adapterConstructor;
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51 | this.adapterOptions = adapterOptions;
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52 | this.port = this.server.port;
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53 | this.io = this.options.io;
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54 | this.middleware = options.middleware;
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55 | this.namespace = this.options.namespace || '/chat-service';
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56 | var Adapter = function () {
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57 | switch (true) {
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58 | case _this.adapterConstructor === 'memory':
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59 | return null;
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60 | case _this.adapterConstructor === 'redis':
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61 | return RedisAdapter;
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62 | case _.isFunction(_this.adapterConstructor):
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63 | return _this.adapterConstructor;
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64 | default:
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65 | var c = _this.adapterConstructor;
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66 | throw new Error('Invalid transport adapter: ' + c);
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67 | }
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68 | }();
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69 | if (!this.io) {
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70 | this.ioOptions = this.options.ioOptions;
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71 | this.http = this.options.http;
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72 | if (this.http) {
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73 | this.dontCloseIO = true;
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74 | this.io = new SocketServer(this.options.http, this.ioOptions);
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75 | } else {
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76 | this.io = new SocketServer(this.port, this.ioOptions);
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77 | }
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78 | if (Adapter) {
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79 | this.adapter = new (Function.prototype.bind.apply(Adapter, [null].concat((0, _toConsumableArray3.default)(this.adapterOptions))))();
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80 | this.io.adapter(this.adapter);
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81 | }
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82 | } else {
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83 | this.dontCloseIO = true;
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84 | }
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85 | this.nsp = this.io.of(this.namespace);
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86 | this.server.io = this.io;
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87 | this.server.nsp = this.nsp;
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88 | this.clusterBus = new SocketIOClusterBus(this.server, this.nsp.adapter);
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89 | this.closed = false;
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90 | }
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91 |
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92 | (0, _createClass3.default)(SocketIOTransport, [{
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93 | key: 'rejectLogin',
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94 | value: function rejectLogin(socket, error) {
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95 | error = this.server.convertError(error);
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96 | socket.emit('loginRejected', error);
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97 | socket.disconnect();
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98 | }
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99 | }, {
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100 | key: 'confirmLogin',
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101 | value: function confirmLogin(socket, userName, authData) {
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102 | authData.id = socket.id;
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103 | socket.emit('loginConfirmed', userName, authData);
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104 | }
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105 | }, {
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106 | key: 'ensureUserName',
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107 | value: function ensureUserName(socket, userName) {
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108 | return Promise.try(function () {
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109 | if (!userName) {
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110 | var query = socket.handshake.query;
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111 |
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112 | userName = query && query.user;
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113 | if (!userName) {
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114 | return Promise.reject(new ChatServiceError('noLogin'));
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115 | }
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116 | }
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117 | return Promise.resolve(userName);
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118 | });
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119 | }
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120 | }, {
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121 | key: 'setEvents',
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122 | value: function setEvents() {
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123 | var _this2 = this;
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124 |
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125 | if (this.middleware) {
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126 | var middleware = _.castArray(this.middleware);
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127 | var _iteratorNormalCompletion = true;
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128 | var _didIteratorError = false;
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129 | var _iteratorError = undefined;
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130 |
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131 | try {
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132 | for (var _iterator = (0, _getIterator3.default)(middleware), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
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133 | var fn = _step.value;
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134 |
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135 | this.nsp.use(fn);
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136 | }
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137 | } catch (err) {
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138 | _didIteratorError = true;
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139 | _iteratorError = err;
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140 | } finally {
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141 | try {
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142 | if (!_iteratorNormalCompletion && _iterator.return) {
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143 | _iterator.return();
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144 | }
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145 | } finally {
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146 | if (_didIteratorError) {
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147 | throw _iteratorError;
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148 | }
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149 | }
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150 | }
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151 | }
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152 | this.nsp.on('connection', function (socket) {
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153 | return run(_this2, _regenerator2.default.mark(function _callee() {
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154 | var id, _ref, _ref2, userName, _ref2$, authData;
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155 |
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156 | return _regenerator2.default.wrap(function _callee$(_context) {
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157 | while (1) {
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158 | switch (_context.prev = _context.next) {
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159 | case 0:
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160 | id = socket.id;
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161 | _context.next = 3;
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162 | return this.server.onConnect(id);
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163 |
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164 | case 3:
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165 | _ref = _context.sent;
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166 | _ref2 = (0, _slicedToArray3.default)(_ref, 2);
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167 | userName = _ref2[0];
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168 | _ref2$ = _ref2[1];
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169 | authData = _ref2$ === undefined ? {} : _ref2$;
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170 | _context.next = 10;
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171 | return this.ensureUserName(socket, userName);
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172 |
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173 | case 10:
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174 | userName = _context.sent;
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175 | _context.next = 13;
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176 | return this.server.registerClient(userName, id);
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177 |
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178 | case 13:
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179 | this.confirmLogin(socket, userName, authData);
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180 |
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181 | case 14:
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182 | case 'end':
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183 | return _context.stop();
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184 | }
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185 | }
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186 | }, _callee, this);
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187 | })).catch(function (error) {
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188 | return _this2.rejectLogin(socket, error);
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189 | });
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190 | });
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191 | }
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192 | }, {
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193 | key: 'close',
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194 | value: function close() {
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195 | var _this3 = this;
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196 |
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197 | this.closed = true;
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198 | this.nsp.removeAllListeners('connection');
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199 | this.clusterBus.removeAllListeners();
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200 | return Promise.try(function () {
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201 | if (!_this3.dontCloseIO) {
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202 | _this3.io.close();
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203 | } else if (_this3.http) {
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204 | _this3.io.engine.close();
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205 | } else {
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206 | var _iteratorNormalCompletion2 = true;
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207 | var _didIteratorError2 = false;
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208 | var _iteratorError2 = undefined;
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209 |
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210 | try {
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211 | for (var _iterator2 = (0, _getIterator3.default)(_.toPairs(_this3.nsp.connected)), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
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212 | var _step2$value = (0, _slicedToArray3.default)(_step2.value, 2);
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213 |
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214 | var socket = _step2$value[1];
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215 |
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216 | socket.disconnect();
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217 | }
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218 | } catch (err) {
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219 | _didIteratorError2 = true;
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220 | _iteratorError2 = err;
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221 | } finally {
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222 | try {
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223 | if (!_iteratorNormalCompletion2 && _iterator2.return) {
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224 | _iterator2.return();
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225 | }
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226 | } finally {
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227 | if (_didIteratorError2) {
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228 | throw _iteratorError2;
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229 | }
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230 | }
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231 | }
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232 | }
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233 | return Promise.resolve();
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234 | });
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235 | }
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236 | }, {
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237 | key: 'bindHandler',
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238 | value: function bindHandler(id, name, fn) {
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239 | var socket = this.getSocket(id);
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240 | if (socket) {
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241 | socket.on(name, fn);
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242 | }
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243 | }
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244 | }, {
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245 | key: 'getServer',
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246 | value: function getServer() {
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247 | return this.io;
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248 | }
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249 | }, {
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250 | key: 'getSocket',
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251 | value: function getSocket(id) {
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252 | return this.nsp.connected[id];
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253 | }
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254 | }, {
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255 | key: 'emitToChannel',
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256 | value: function emitToChannel(channel, eventName) {
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257 | var _nsp$to;
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258 |
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259 | for (var _len = arguments.length, eventData = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
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260 | eventData[_key - 2] = arguments[_key];
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261 | }
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262 |
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263 | (_nsp$to = this.nsp.to(channel)).emit.apply(_nsp$to, [eventName].concat(eventData));
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264 | }
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265 | }, {
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266 | key: 'sendToChannel',
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267 | value: function sendToChannel(id, channel, eventName) {
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268 | var socket = this.getSocket(id);
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269 |
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270 | for (var _len2 = arguments.length, eventData = Array(_len2 > 3 ? _len2 - 3 : 0), _key2 = 3; _key2 < _len2; _key2++) {
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271 | eventData[_key2 - 3] = arguments[_key2];
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272 | }
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273 |
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274 | if (!socket) {
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275 | this.emitToChannel.apply(this, [channel, eventName].concat(eventData));
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276 | } else {
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277 | var _socket$to;
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278 |
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279 | (_socket$to = socket.to(channel)).emit.apply(_socket$to, [eventName].concat(eventData));
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280 | }
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281 | }
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282 | }, {
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283 | key: 'getHandshakeData',
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284 | value: function getHandshakeData(id) {
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285 | var res = { isConnected: false, query: {}, headers: {} };
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286 | var socket = this.getSocket(id);
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287 | if (!socket) {
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288 | return res;
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289 | }
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290 | res.isConnected = true;
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291 | res.query = socket.handshake.query;
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292 | res.headers = socket.handshake.headers;
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293 | return res;
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294 | }
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295 | }, {
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296 | key: 'joinChannel',
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297 | value: function joinChannel(id, channel) {
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298 | var socket = this.getSocket(id);
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299 | if (!socket) {
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300 | return Promise.reject(new ChatServiceError('invalidSocket', id));
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301 | } else {
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302 | return Promise.fromCallback(function (fn) {
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303 | return socket.join(channel, fn);
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304 | });
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305 | }
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306 | }
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307 | }, {
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308 | key: 'leaveChannel',
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309 | value: function leaveChannel(id, channel) {
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310 | var socket = this.getSocket(id);
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311 | if (!socket) {
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312 | return Promise.resolve();
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313 | }
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314 | return Promise.fromCallback(function (fn) {
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315 | return socket.leave(channel, fn);
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316 | });
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317 | }
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318 | }, {
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319 | key: 'disconnectSocket',
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320 | value: function disconnectSocket(id) {
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321 | var socket = this.getSocket(id);
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322 | if (socket) {
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323 | socket.disconnect();
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324 | }
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325 | return Promise.resolve();
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326 | }
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327 | }]);
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328 | return SocketIOTransport;
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329 | }();
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330 |
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331 | module.exports = SocketIOTransport;
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332 | //# 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strict'\n\nconst ChatServiceError = require('./ChatServiceError')\nconst Promise = require('bluebird')\nconst RedisAdapter = require('socket.io-redis')\nconst SocketIOClusterBus = require('./SocketIOClusterBus')\nconst SocketServer = require('socket.io')\nconst _ = require('lodash')\nconst { run } = require('./utils')\n\n// Socket.io transport.\nclass SocketIOTransport {\n\n  constructor (server, options, adapterConstructor, adapterOptions) {\n    this.server = server\n    this.options = options\n    this.adapterConstructor = adapterConstructor\n    this.adapterOptions = adapterOptions\n    this.port = this.server.port\n    this.io = this.options.io\n    this.middleware = options.middleware\n    this.namespace = this.options.namespace || '/chat-service'\n    let Adapter = (() => {\n      switch (true) {\n        case this.adapterConstructor === 'memory':\n          return null\n        case this.adapterConstructor === 'redis':\n          return RedisAdapter\n        case _.isFunction(this.adapterConstructor):\n          return this.adapterConstructor\n        default:\n          let c = this.adapterConstructor\n          throw new Error(`Invalid transport adapter: ${c}`)\n      }\n    })()\n    if (!this.io) {\n      this.ioOptions = this.options.ioOptions\n      this.http = this.options.http\n      if (this.http) {\n        this.dontCloseIO = true\n        this.io = new SocketServer(this.options.http, this.ioOptions)\n      } else {\n        this.io = new SocketServer(this.port, this.ioOptions)\n      }\n      if (Adapter) {\n        this.adapter = new Adapter(...this.adapterOptions)\n        this.io.adapter(this.adapter)\n      }\n    } else {\n      this.dontCloseIO = true\n    }\n    this.nsp = this.io.of(this.namespace)\n    this.server.io = this.io\n    this.server.nsp = this.nsp\n    this.clusterBus = new SocketIOClusterBus(this.server, this.nsp.adapter)\n    this.closed = false\n  }\n\n  rejectLogin (socket, error) {\n    error = this.server.convertError(error)\n    socket.emit('loginRejected', error)\n    socket.disconnect()\n  }\n\n  confirmLogin (socket, userName, authData) {\n    authData.id = socket.id\n    socket.emit('loginConfirmed', userName, authData)\n  }\n\n  ensureUserName (socket, userName) {\n    return Promise.try(() => {\n      if (!userName) {\n        let { query } = socket.handshake\n        userName = query && query.user\n        if (!userName) {\n          return Promise.reject(new ChatServiceError('noLogin'))\n        }\n      }\n      return Promise.resolve(userName)\n    })\n  }\n\n  setEvents () {\n    if (this.middleware) {\n      let middleware = _.castArray(this.middleware)\n      for (let fn of middleware) {\n        this.nsp.use(fn)\n      }\n    }\n    this.nsp.on('connection', socket => {\n      return run(this, function * () {\n        let id = socket.id\n        let [userName, authData = {}] = yield this.server.onConnect(id)\n        userName = yield this.ensureUserName(socket, userName)\n        yield this.server.registerClient(userName, id)\n        this.confirmLogin(socket, userName, authData)\n      }).catch(error => this.rejectLogin(socket, error))\n    })\n  }\n\n  close () {\n    this.closed = true\n    this.nsp.removeAllListeners('connection')\n    this.clusterBus.removeAllListeners()\n    return Promise.try(() => {\n      if (!this.dontCloseIO) {\n        this.io.close()\n      } else if (this.http) {\n        this.io.engine.close()\n      } else {\n        for (let [, socket] of _.toPairs(this.nsp.connected)) {\n          socket.disconnect()\n        }\n      }\n      return Promise.resolve()\n    })\n  }\n\n  bindHandler (id, name, fn) {\n    let socket = this.getSocket(id)\n    if (socket) {\n      socket.on(name, fn)\n    }\n  }\n\n  getServer () {\n    return this.io\n  }\n\n  getSocket (id) {\n    return this.nsp.connected[id]\n  }\n\n  emitToChannel (channel, eventName, ...eventData) {\n    this.nsp.to(channel).emit(eventName, ...eventData)\n  }\n\n  sendToChannel (id, channel, eventName, ...eventData) {\n    let socket = this.getSocket(id)\n    if (!socket) {\n      this.emitToChannel(channel, eventName, ...eventData)\n    } else {\n      socket.to(channel).emit(eventName, ...eventData)\n    }\n  }\n\n  getHandshakeData (id) {\n    let res = { isConnected: false, query: {}, headers: {} }\n    let socket = this.getSocket(id)\n    if (!socket) { return res }\n    res.isConnected = true\n    res.query = socket.handshake.query\n    res.headers = socket.handshake.headers\n    return res\n  }\n\n  joinChannel (id, channel) {\n    let socket = this.getSocket(id)\n    if (!socket) {\n      return Promise.reject(new ChatServiceError('invalidSocket', id))\n    } else {\n      return Promise.fromCallback(fn => socket.join(channel, fn))\n    }\n  }\n\n  leaveChannel (id, channel) {\n    let socket = this.getSocket(id)\n    if (!socket) { return Promise.resolve() }\n    return Promise.fromCallback(fn => socket.leave(channel, fn))\n  }\n\n  disconnectSocket (id) {\n    let socket = this.getSocket(id)\n    if (socket) {\n      socket.disconnect()\n    }\n    return Promise.resolve()\n  }\n\n}\n\nmodule.exports = SocketIOTransport\n"]} |
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