1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 | 1× 11× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 7× 9× 9× 1× 1× 1× 1× 1× 1× 9× 9× 9× 9× 18× 253× 9× 11× 11× 11× 9× 1× 9× 9× 9× 9× 18× 9× 18× 9× 9× 9× 9× 9× 9× 9× 9× 369× 369× 4× 369× 11× 369× 358× 369× 253× 369× 21× 21× 21× 21× 21× 21× 21× 21× 21× 21× 21× 21× 18× 18× 18× 18× 18× 18× 9× 9× 9× 9× 9× 9× 9× 9× 9× 9× 18× 18× 18× 18× 18× 18× 18× 18× 18× 253× 253× 253× 253× 253× 253× 253× 11× 21× 11× 11× 11× 11× 242× 242× 242× 126× 126× 242× 5× 242× 242× 48× 48× 48× 194× 194× 242× 1× 1× | 'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; Eif ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { Eif (protoProps) defineProperties(Constructor.prototype, protoProps); Iif (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); var _fs = require('fs'); var _fs2 = _interopRequireDefault(_fs); var _util = require('util'); var _util2 = _interopRequireDefault(_util); var _path = require('path'); var _path2 = _interopRequireDefault(_path); var _primus = require('primus'); var _primus2 = _interopRequireDefault(_primus); var _uglifyJs = require('uglify-js'); var _uglifyJs2 = _interopRequireDefault(_uglifyJs); var _genericServer = require('../genericServer'); var _genericServer2 = _interopRequireDefault(_genericServer); var _browser_fingerprint = require('browser_fingerprint'); var _browser_fingerprint2 = _interopRequireDefault(_browser_fingerprint); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } function _classCallCheck(instance, Constructor) { Iif (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } function _possibleConstructorReturn(self, call) { Iif (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; } function _inherits(subClass, superClass) { Iif (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); Eif (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; } // server type var type = 'websocket'; // server attributes var attributes = { canChat: true, logConnections: true, logExists: true, sendWelcomeMessage: true, verbs: ['quit', 'exit', 'roomAdd', 'roomLeave', 'roomView', 'detailsView', 'say'] }; var WebSocketServer = function (_GenericServer) { _inherits(WebSocketServer, _GenericServer); /** * Creates a new server instance. * * @param api stellar engine interface. * @param options sever options. */ function WebSocketServer(api, options) { _classCallCheck(this, WebSocketServer); var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(WebSocketServer).call(this, api, type, options, attributes)); var self = _this; // connection event self.on('connection', function (connection) { connection.rawConnection.on('data', function (data) { self._handleData(connection, data); }); }); // action complete event self.on('actionComplete', function (data) { Eif (data.toRender !== false) { data.connection.response.messageCount = data.messageCount; self.sendMessage(data.connection, data.response, data.messageCount); } }); return _this; } // ------------------------------------------------------------------------------------------------ [REQUIRED METHODS] /** * Start the server * * @param callback */ /** * Server instance. */ _createClass(WebSocketServer, [{ key: 'start', value: function start(callback) { var self = this; var webserver = self.api.servers.servers.web; // create a new primus instance self.server = new _primus2.default(webserver.server, self.api.config.servers.websocket.server); // define some event handlers self.server.on('connection', function (rawConnection) { return self._handleConnection(rawConnection); }); self.server.on('disconnection', function (rawConnection) { return self._handleDisconnection(rawConnection); }); self.api.log('webSocket bound to ' + webserver.options.bindIP + ':' + webserver.options.port, 'debug'); self.server.active = true; // write client js self._writeClientJS(); // execute the callback callback(); } /** * Shutdown the websocket server. * * @param callback Callback */ }, { key: 'stop', value: function stop(callback) { var self = this; // disable the server self.active = false; // destroy clients connections Iif (self.api.config.servers.websocket.destroyClientOnShutdown === true) { self.connections().forEach(function (connection) { connection.destroy(); }); } // execute the callback on the next tick process.nextTick(callback); } /** * Send a message. * * @param connection Connection where the message must be sent. * @param message Message to send. * @param messageCount Message number. */ }, { key: 'sendMessage', value: function sendMessage(connection, message, messageCount) { var self = this; // serialize the error if exists if (message.error) { message.error = self.api.config.errors.serializers.servers.websocket(message.error); } // if the message don't have a context set to 'response' if (!message.context) { message.context = 'response'; } // if the messageCount isn't defined, get it from the connection object if (!messageCount) { messageCount = connection.messageCount; } if (message.context === 'response' && !message.messageCount) { message.messageCount = messageCount; } // write the message to socket connection.rawConnection.write(message); } /** * Action to be executed on a file request. * * @param connection Client connection object. * @param error Error, if exists. * @param fileStream FileStream. * @param mime Mime type. * @param length File size. * @param lastModified Last file modification timestamp. */ }, { key: 'sendFile', value: function sendFile(connection, error, fileStream, mime, length, lastModified) { var self = this; var content = ''; var response = { error: error, content: null, mime: mime, length: length, lastModified: lastModified }; try { if (!error) { fileStream.on('data', function (d) { content += d; }); fileStream.on('end', function () { response.content = content; self.server.sendMessage(connection, response, connection.messageCount); }); } else { self.server.sendMessage(connection, response, connection.messageCount); } } catch (e) { self.api.log(e, 'warning'); self.server.sendMessage(connection, response, connection.messageCount); } } /** * Action to be executed on the goodbye. * * @param connection Client connection to be closed. */ }, { key: 'goodbye', value: function goodbye(connection) { connection.rawConnection.end(); } //////////////////// [PRIVATE METHODS] /** * Compile client JS. * * @returns {*} * @private */ }, { key: '_compileClientJS', value: function _compileClientJS() { var self = this; var clientSource = _fs2.default.readFileSync(__dirname + '/../client.js').toString(); var url = self.api.config.servers.websocket.clientUrl; // replace any url by client url clientSource = clientSource.replace(/\'%%URL%%\'/g, url); var defaults = {}; for (var i in self.api.config.servers.websocket.client) { defaults[i] = self.api.config.servers.websocket.client[i]; } defaults.url = url; var defaultsString = _util2.default.inspect(defaults); defaultsString = defaultsString.replace('\'window.location.origin\'', 'window.location.origin'); clientSource = clientSource.replace('\'%%DEFAULTS%%\'', defaultsString); return clientSource; } /** * Render client JS. * * @param minimize * @returns {*} * @private */ }, { key: '_renderClientJs', value: function _renderClientJs() { var minimize = arguments.length <= 0 || arguments[0] === undefined ? false : arguments[0]; var self = this; var libSource = self.api.servers.servers.websocket.server.library(); var clientSource = self._compileClientJS(); clientSource = ';;;\r\n' + '(function(exports){ \r\n' + clientSource + '\r\n' + 'exports.StellarClient = StellarClient; \r\n' + '})(typeof exports === \'undefined\' ? window : exports);'; if (minimize) { return _uglifyJs2.default.minify(libSource + '\r\n\r\n\r\n' + clientSource, { fromString: true }).code; } else { return libSource + '\r\n\r\n\r\n' + clientSource; } } /** * Write client js code. */ }, { key: '_writeClientJS', value: function _writeClientJS() { var self = this; Eif (self.api.config.servers.websocket.clientJsName) { var base = _path2.default.normalize(self.api.config.general.paths.temp + _path2.default.sep + self.api.config.servers.websocket.clientJsName); try { _fs2.default.writeFileSync(base + '.js', self._renderClientJs(false)); self.api.log('write ' + base + '.js', 'debug'); _fs2.default.writeFileSync(base + '.min.js', self._renderClientJs(true)); self.api.log('wrote ' + base + '.min.js', 'debug'); } catch (e) { self.api.log('Cannot write client-side JS for websocket server:', 'warning'); self.api.log(e, 'warning'); throw e; } } } /** * Handle connection. * * @param rawConnection Raw connection object. * @private */ }, { key: '_handleConnection', value: function _handleConnection(rawConnection) { var self = this; var parsedCookies = _browser_fingerprint2.default.parseCookies(rawConnection); var fingerPrint = parsedCookies[self.api.config.servers.web.fingerprintOptions.cookieKey]; self.buildConnection({ rawConnection: rawConnection, remoteAddress: rawConnection.address.ip, remotePort: rawConnection.address.port, fingerprint: fingerPrint }); } /** * Handle the disconnection event. * * @param rawConnection * @private */ }, { key: '_handleDisconnection', value: function _handleDisconnection(rawConnection) { var self = this; for (var i in self.connections()) { Eif (self.connections()[i] && rawConnection.id == self.connections()[i].rawConnection.id) { self.connections()[i].destroy(); break; } } } }, { key: '_handleData', value: function _handleData(connection, data) { var self = this; var verb = data.event; delete data.event; connection.messageCount++; connection.params = {}; (function () { switch (verb) { case 'action': for (var v in data.params) { connection.params[v] = data.params[v]; } connection.error = null; connection.response = {}; self.processAction(connection); break; case 'file': // setup the connection parameters connection.params = { file: data.file }; // process the file request self.processFile(connection); break; default: var words = []; var message = void 0; if (data.room) { words.push(data.room); delete data.room; } for (var i in data) { words.push(data[i]); } connection.verbs(verb, words, function (error, data) { // if exists an error, send it to the client if (error) { message = { status: error, context: 'response', data: data }; self.sendMessage(connection, message); return; } message = { status: 'OK', context: 'response', data: data }; self.sendMessage(connection, message); }); break; } })(); } }]); return WebSocketServer; }(_genericServer2.default); exports.default = WebSocketServer; //# sourceMappingURL=websocket.js.map |