42 lines
1.4 KiB
JavaScript
42 lines
1.4 KiB
JavaScript
import { WebSocket } from "ws";
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import { BaseWS } from "./websocket.js";
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/**
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* WebSocket transport based on the `WebSocket` object provided by the `ws` package.
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*
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* Usage: Node.js, Deno (compat), Bun (compat)
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*
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* @see https://developer.mozilla.org/en-US/docs/Web/API/WebSocket
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* @see https://caniuse.com/mdn-api_websocket
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*/
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export class WS extends BaseWS {
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createSocket(uri, protocols, opts) {
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var _a;
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if ((_a = this.socket) === null || _a === void 0 ? void 0 : _a._cookieJar) {
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opts.headers = opts.headers || {};
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opts.headers.cookie =
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typeof opts.headers.cookie === "string"
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? [opts.headers.cookie]
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: opts.headers.cookie || [];
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for (const [name, cookie] of this.socket._cookieJar.cookies) {
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opts.headers.cookie.push(`${name}=${cookie.value}`);
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}
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}
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return new WebSocket(uri, protocols, opts);
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}
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doWrite(packet, data) {
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const opts = {};
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if (packet.options) {
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opts.compress = packet.options.compress;
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}
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if (this.opts.perMessageDeflate) {
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const len =
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// @ts-ignore
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"string" === typeof data ? Buffer.byteLength(data) : data.length;
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if (len < this.opts.perMessageDeflate.threshold) {
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opts.compress = false;
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}
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}
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this.ws.send(data, opts);
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}
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}
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