feat(News): refactor news service and add sentiment tracking
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@@ -0,0 +1,160 @@
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.NET_DEFAULT_TIMEOUT = void 0;
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exports.createHttp2Server = createHttp2Server;
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exports.createHttpServer = createHttpServer;
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exports.createHttpsServer = createHttpsServer;
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exports.fetchData = fetchData;
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exports.httpRequest = httpRequest;
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exports.isURLAvailable = isURLAvailable;
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var _http = _interopRequireDefault(require("http"));
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var _https = _interopRequireDefault(require("https"));
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var _http2 = _interopRequireDefault(require("http2"));
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var _utilsBundle = require("../utilsBundle");
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var _url = _interopRequireDefault(require("url"));
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var _happyEyeballs = require("./happy-eyeballs");
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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/**
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* Copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const NET_DEFAULT_TIMEOUT = exports.NET_DEFAULT_TIMEOUT = 30_000;
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function httpRequest(params, onResponse, onError) {
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var _params$timeout;
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const parsedUrl = _url.default.parse(params.url);
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let options = {
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...parsedUrl,
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agent: parsedUrl.protocol === 'https:' ? _happyEyeballs.httpsHappyEyeballsAgent : _happyEyeballs.httpHappyEyeballsAgent,
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method: params.method || 'GET',
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headers: params.headers
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};
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if (params.rejectUnauthorized !== undefined) options.rejectUnauthorized = params.rejectUnauthorized;
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const timeout = (_params$timeout = params.timeout) !== null && _params$timeout !== void 0 ? _params$timeout : NET_DEFAULT_TIMEOUT;
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const proxyURL = (0, _utilsBundle.getProxyForUrl)(params.url);
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if (proxyURL) {
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const parsedProxyURL = new URL(proxyURL);
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if (params.url.startsWith('http:')) {
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options = {
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path: parsedUrl.href,
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host: parsedProxyURL.hostname,
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port: parsedProxyURL.port,
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headers: options.headers,
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method: options.method
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};
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} else {
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parsedProxyURL.secureProxy = parsedProxyURL.protocol === 'https:';
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options.agent = new _utilsBundle.HttpsProxyAgent(parsedProxyURL);
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options.rejectUnauthorized = false;
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}
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}
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const requestCallback = res => {
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const statusCode = res.statusCode || 0;
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if (statusCode >= 300 && statusCode < 400 && res.headers.location) httpRequest({
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...params,
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url: new URL(res.headers.location, params.url).toString()
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}, onResponse, onError);else onResponse(res);
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};
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const request = options.protocol === 'https:' ? _https.default.request(options, requestCallback) : _http.default.request(options, requestCallback);
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request.on('error', onError);
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if (timeout !== undefined) {
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const rejectOnTimeout = () => {
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onError(new Error(`Request to ${params.url} timed out after ${timeout}ms`));
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request.abort();
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};
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if (timeout <= 0) {
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rejectOnTimeout();
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return;
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}
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request.setTimeout(timeout, rejectOnTimeout);
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}
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request.end(params.data);
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}
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function fetchData(params, onError) {
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return new Promise((resolve, reject) => {
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httpRequest(params, async response => {
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if (response.statusCode !== 200) {
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const error = onError ? await onError(params, response) : new Error(`fetch failed: server returned code ${response.statusCode}. URL: ${params.url}`);
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reject(error);
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return;
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}
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let body = '';
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response.on('data', chunk => body += chunk);
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response.on('error', error => reject(error));
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response.on('end', () => resolve(body));
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}, reject);
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});
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}
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function createHttpServer(...args) {
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const server = _http.default.createServer(...args);
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decorateServer(server);
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return server;
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}
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function createHttpsServer(...args) {
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const server = _https.default.createServer(...args);
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decorateServer(server);
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return server;
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}
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function createHttp2Server(...args) {
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const server = _http2.default.createSecureServer(...args);
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decorateServer(server);
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return server;
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}
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async function isURLAvailable(url, ignoreHTTPSErrors, onLog, onStdErr) {
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let statusCode = await httpStatusCode(url, ignoreHTTPSErrors, onLog, onStdErr);
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if (statusCode === 404 && url.pathname === '/') {
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const indexUrl = new URL(url);
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indexUrl.pathname = '/index.html';
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statusCode = await httpStatusCode(indexUrl, ignoreHTTPSErrors, onLog, onStdErr);
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}
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return statusCode >= 200 && statusCode < 404;
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}
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async function httpStatusCode(url, ignoreHTTPSErrors, onLog, onStdErr) {
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return new Promise(resolve => {
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onLog === null || onLog === void 0 || onLog(`HTTP GET: ${url}`);
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httpRequest({
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url: url.toString(),
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headers: {
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Accept: '*/*'
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},
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rejectUnauthorized: !ignoreHTTPSErrors
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}, res => {
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var _res$statusCode;
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res.resume();
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const statusCode = (_res$statusCode = res.statusCode) !== null && _res$statusCode !== void 0 ? _res$statusCode : 0;
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onLog === null || onLog === void 0 || onLog(`HTTP Status: ${statusCode}`);
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resolve(statusCode);
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}, error => {
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if (error.code === 'DEPTH_ZERO_SELF_SIGNED_CERT') onStdErr === null || onStdErr === void 0 || onStdErr(`[WebServer] Self-signed certificate detected. Try adding ignoreHTTPSErrors: true to config.webServer.`);
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onLog === null || onLog === void 0 || onLog(`Error while checking if ${url} is available: ${error.message}`);
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resolve(0);
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});
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});
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}
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function decorateServer(server) {
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const sockets = new Set();
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server.on('connection', socket => {
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sockets.add(socket);
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socket.once('close', () => sockets.delete(socket));
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});
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const close = server.close;
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server.close = callback => {
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for (const socket of sockets) socket.destroy();
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sockets.clear();
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return close.call(server, callback);
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};
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}
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