UNPKG

@fedify/nestjs

Version:

Integrate Fedify with Nest.js

111 lines (110 loc) 3.91 kB
Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" }); let _nestjs_common = require("@nestjs/common"); let _fedify_fedify = require("@fedify/fedify"); let node_buffer = require("node:buffer"); //#region src/fedify.constants.ts const FEDIFY_FEDERATION = "FEDIFY_FEDERATION"; //#endregion //#region \0@oxc-project+runtime@0.122.0/helpers/decorate.js function __decorate(decorators, target, key, desc) { var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d; if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc); else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; return c > 3 && r && Object.defineProperty(target, key, r), r; } //#endregion //#region src/fedify.module.ts var _FedifyModule; let FedifyModule = _FedifyModule = class FedifyModule { static forRoot(options) { return { module: _FedifyModule, providers: [{ provide: FEDIFY_FEDERATION, useFactory: () => { const federationOptions = { ...options }; federationOptions.kv = options.kv || new _fedify_fedify.MemoryKvStore(); return (0, _fedify_fedify.createFederation)(federationOptions); } }], exports: [FEDIFY_FEDERATION], global: true }; } }; FedifyModule = _FedifyModule = __decorate([(0, _nestjs_common.Module)({})], FedifyModule); //#endregion //#region src/fedify.middleware.ts function integrateFederation(federation, contextDataFactory) { let FedifyIntegrationMiddleware = class FedifyIntegrationMiddleware { async use(req, res, next) { let notFound = false; let notAcceptable = false; const contextData = await contextDataFactory(req, res); const webRequest = fromERequest(req); const response = await federation.fetch(webRequest, { contextData, onNotFound: () => { notFound = true; next(); return new Response("Not found", { status: 404 }); }, onNotAcceptable: () => { notAcceptable = true; next(); return new Response("Not acceptable", { status: 406, headers: { "Content-Type": "text/plain", Vary: "Accept" } }); } }); if (notFound || notAcceptable && req.route != null) return; await setEResponse(res, response); next(); } }; FedifyIntegrationMiddleware = __decorate([(0, _nestjs_common.Injectable)()], FedifyIntegrationMiddleware); return FedifyIntegrationMiddleware; } function fromERequest(req) { const url = `${req.protocol}://${req.host ?? req.header("Host")}${req.url}`; const headers = new Headers(); for (const [key, value] of Object.entries(req.headers)) if (Array.isArray(value)) for (const v of value) headers.append(key, v); else if (typeof value === "string") headers.append(key, value); return new Request(url, { method: req.method, headers, duplex: "half", body: req.method === "GET" || req.method === "HEAD" ? void 0 : req.body && typeof req.body === "object" && !node_buffer.Buffer.isBuffer(req.body) ? JSON.stringify(req.body) : req.body }); } function setEResponse(res, response) { res.status(response.status); response.headers.forEach((value, key) => res.setHeader(key, value)); if (response.body == null) return Promise.resolve(); const body = response.body; return new Promise((resolve) => { const reader = body.getReader(); reader.read().then(function read({ done, value }) { if (done) { reader.releaseLock(); resolve(); return; } res.write(node_buffer.Buffer.from(value)); reader.read().then(read); }); }); } //#endregion exports.FEDIFY_FEDERATION = FEDIFY_FEDERATION; Object.defineProperty(exports, "FedifyModule", { enumerable: true, get: function() { return FedifyModule; } }); exports.integrateFederation = integrateFederation;