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rpclibrary/lib/Frontend.js

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  2. /*!

  3.  * assert.js - assertions for javascript

  4.  * Copyright (c) 2018, Christopher Jeffrey (MIT License).

  5.  * https://github.com/chjj/bsert

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  7. /*!

  8.  * The buffer module from node.js, for the browser.

  9.  *

  10.  * @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>

  11.  * @license  MIT

  12.  */

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o,s=Object.keys(r);for(n=0;n<s.length;++n)"removeListener"!==(o=s[n])&&this.removeAllListeners(o);return this.removeAllListeners("removeListener"),this._events=Object.create(null),this._eventsCount=0,this}if("function"==typeof(e=r[t]))this.removeListener(t,e);else if(void 0!==e)for(n=e.length-1;n>=0;n--)this.removeListener(t,e[n]);return this},a.prototype.listeners=function(t){return p(this,t,!0)},a.prototype.rawListeners=function(t){return p(this,t,!1)},a.listenerCount=function(t,e){return"function"==typeof t.listenerCount?t.listenerCount(e):d.call(t,e)},a.prototype.listenerCount=d,a.prototype.eventNames=function(){return this._eventsCount>0?n(this._events):[]}},function(t,e,r){"use strict";(function(e){t.exports={Client:e.WebSocket||e.MozWebSocket,EventSource:e.EventSource}}).call(this,r(2))},function(t,e,r){"use strict";(function(e){const n=r(0),o=e.alloc(0),s={OPEN:0,CLOSE:1,PING:2,PONG:3,MESSAGE:4,UPGRADE:5,NOOP:6};class i{constructor(t,r,i){n("number"==typeof t),n(t>>>0===t),n(t<=s.NOOP),n("boolean"==typeof i),i?(null==r&&(r=o),n(e.isBuffer(r))):(null==r&&(r=""),n("string"==typeof r)),this.type=t,this.data=r,this.binary=i}toString(){let t="";return this.binary?(t+="b",t+=this.type.toString(10),t+=this.data.toString("base64")):(t+=this.type.toString(10),t+=this.data),t}static fromString(t){n("string"==typeof t);let r,o=t.charCodeAt(0),i=!1;return 98===o?(n(t.length>1),o=t.charCodeAt(1),r=e.from(t.substring(2),"base64"),i=!0):r=t.substring(1),n((o-=48)>=0&&o<=9),n(o<=s.NOOP),new this(o,r,i)}size(){let t=1;return this.binary?t+=this.data.length:t+=e.byteLength(this.data,"utf8"),t}toRaw(){const t=e.allocUnsafe(this.size());return t[0]=this.type,this.binary?this.data.copy(t,1):this.data.length>0&&t.write(this.data,1,"utf8"),t}static fromRaw(t){n(e.isBuffer(t)),n(t.length>0);const r=t[0];return n(r<=s.NOOP),new this(r,t.slice(1),!0)}}i.types=s,i.table=["open","close","ping","pong","message","upgrade","noop"],t.exports=i}).call(this,r(1).Buffer)},function(module,exports,__webpack_require__){"use strict";Object.defineProperty(exports,"__esModule",{value:!0});var bsock=__webpack_require__(7);function stripAfterEquals(t){return t.split("=")[0]}class Client{constructor(t,e,r=!1){this.port=t,this.server=e,this.tls=r}hook(t,e){return this.socket.hook(t,e)}unhook(t){return this.socket.unhook(t)}on(t,e){return this.socket.on(t,e)}destroy(){return this.socket.destroy()}close(){return this.socket.close()}async call(t,...e){return await this.socket.call.apply(this.socket,[t,...e])}async fire(t,...e){return await this.socket.fire.apply(this.socket,[t,...e])}async connect(){this.socket=await bsock.connect(this.port,this.server,this.tls),(await this.info()).forEach(t=>{let e;switch(t.type){case"Call":e=this.callGenerator(t.uniqueName,t.argNames);break;case"Hook":e=this.hookGenerator(t.uniqueName,t.argNames);break;case"Unhook":e=this.unhookGenerator(t.uniqueName,t.argNames)}null==this[t.owner]&&(this[t.owner]={}),this[t.owner][t.name]=e,this[t.owner][t.name].bind(this)})}async info(){return await this.socket.call("info")}callGenerator(fnName,fnArgs){const headerArgs=fnArgs.join(","),argParams=fnArgs.map(stripAfterEquals).join(",");return eval("( () => async ("+headerArgs+') => { return await this.socket.call("'+fnName+'", '+argParams+")} )()")}hookGenerator(fnName,fnArgs){const headerArgs=fnArgs.join(","),argParams=fnArgs.map(stripAfterEquals).join(",");return eval("( () => async ("+headerArgs+(0!==headerArgs.length?",":"")+' callback) => {\n                            const r = await this.socket.call("'+fnName+'", '+argParams+")\n                            if(r.uid != null){\n                                this.socket.hook(res.uid, callback)\n          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this.handleFrame(t)}catch(t){this.emit("error",t)}}),this.start()}observe(){const t=this.ws;n(t),t.binaryType="arraybuffer",t.onopen=async()=>{await this.onOpen()},t.onmessage=async t=>{await this.onMessage(t)},t.onerror=async t=>{await this.onError(t)},t.onclose=async t=>{await this.onClose(t)}}async onOpen(){this.destroyed||this.inbound&&(n(!this.opened),n(!this.connected),n(!this.handshake),this.opened=!0,this.handshake=!0,await this.emitAsync("open"),this.sendHandshake(),this.connected=!0,await this.emitAsync("connect"),this.sendConnect())}async emitAsync(t,...e){const r=this.listeners(t);for(const t of r)try{await t(...e)}catch(t){this.emit("error",t)}}async onMessage(t){if(this.destroyed)return;let r;try{r=await function(t){return new Promise((r,n)=>{if("string"!=typeof t)if(t&&"object"==typeof t)if(e.isBuffer(t))r(t);else if(t instanceof ArrayBuffer){const n=e.from(t);r(n)}else if(t.buffer instanceof ArrayBuffer){const 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binary frame as a message.");const e=i.fromString(t.data);if(!(e.attachments>0))return this.handlePacket(e);this.packet=e}async handleUpgrade(t){if(!this.inbound)throw new Error("Outbound socket sent an upgrade frame.");throw new Error("Cannot upgrade from websocket.")}async handleNoop(t){}sendFrame(t,e,r){this.send(new a(t,e,r))}sendOpen(t){this.sendFrame(a.types.OPEN,t,!1)}sendClose(t){this.sendFrame(a.types.CLOSE,t,!1)}sendPing(t){this.sendFrame(a.types.PING,t,!1)}sendPong(t){this.sendFrame(a.types.PONG,t,!1)}sendMessage(t){this.sendFrame(a.types.MESSAGE,t,!1)}sendBinary(t){this.sendFrame(a.types.MESSAGE,t,!0)}sendHandshake(){const t=JSON.stringify({sid:"00000000000000000000",upgrades:[],pingInterval:this.pingInterval,pingTimeout:this.pingTimeout});this.sendOpen(t)}async handlePacket(t){if(!this.destroyed)switch(t.type){case i.types.CONNECT:return this.handleConnect();case i.types.DISCONNECT:return this.handleDisconnect();case i.types.EVENT:case i.types.BINARY_EVENT:{const 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  14. /*!

  15.  * parser.js - packet parser

  16.  * Copyright (c) 2017, Christopher Jeffrey (MIT License).

  17.  * https://github.com/chjj

  18.  */

  19. const n=r(0),o=r(3),s=r(5),i=1e8;t.exports=class extends o{constructor(){super()}error(t){this.emit("error",new Error(t))}feedBinary(t){if(n(e.isBuffer(t)),t.length>i)return void this.error("Frame too large.");let r;try{r=s.fromRaw(t)}catch(t){return void this.emit("error",t)}this.emit("frame",r)}feedString(t){if(n("string"==typeof t),e.byteLength(t,"utf8")>i)return void this.error("Frame too large.");let r;try{r=s.fromString(t)}catch(t){return void this.emit("error",t)}this.emit("frame",r)}}}).call(this,r(1).Buffer)},function(t,e,r){"use strict";t.exports={1e3:"NORMAL_CLOSURE",1001:"GOING_AWAY",1002:"PROTOCOL_ERROR",1003:"UNSUPPORTED_DATA",1004:"RESERVED",1005:"NO_STATUS_RECVD",1006:"ABNORMAL_CLOSURE",1007:"INVALID_FRAME_PAYLOAD_DATA",1008:"POLICY_VIOLATION",1009:"MESSAGE_TOO_BIG",1010:"MISSING_EXTENSION",1011:"INTERNAL_ERROR",1012:"SERVICE_RESTART",1013:"TRY_AGAIN_LATER",1014:"BAD_GATEWAY",1015:"TLS_HANDSHAKE"}},function(t,e,r){"use strict";t.exports={connect:!0,connect_error:!0,connect_timeout:!0,connecting:!0,disconnect:!0,error:!0,reconnect:!0,reconnect_attempt:!0,reconnect_failed:!0,reconnect_error:!0,reconnecting:!0,ping:!0,pong:!0}}]));