Remove RSS Feeds
Mikunj
5 years ago
parent
5ec3a5b3f7
commit
9e14615cd2
@ -1,162 +0,0 @@
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/* eslint-disable no-await-in-loop */
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/* eslint-disable no-loop-func */
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/* global log, window, textsecure */
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const EventEmitter = require('events');
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const PER_MIN = 60 * 1000;
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const PER_HR = 60 * PER_MIN;
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const RSS_POLL_EVERY = 1 * PER_HR; // once an hour
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function xml2json(xml) {
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try {
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let obj = {};
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if (xml.children.length > 0) {
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for (let i = 0; i < xml.children.length; i += 1) {
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const item = xml.children.item(i);
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const { nodeName } = item;
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if (typeof obj[nodeName] === 'undefined') {
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obj[nodeName] = xml2json(item);
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} else {
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if (typeof obj[nodeName].push === 'undefined') {
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const old = obj[nodeName];
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obj[nodeName] = [];
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obj[nodeName].push(old);
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}
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obj[nodeName].push(xml2json(item));
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}
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}
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} else {
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obj = xml.textContent;
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}
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return obj;
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} catch (e) {
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log.error(e.message);
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}
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return {};
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}
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class LokiRssAPI extends EventEmitter {
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constructor(settings) {
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super();
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// properties
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this.feedUrl = settings.RSS_FEED;
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this.groupId = settings.CONVO_ID;
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this.feedTitle = settings.title;
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this.closeable = settings.closeable;
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// non configureable options
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this.feedTimer = null;
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// initial set up
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this.getFeed();
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}
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async getFeed() {
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// deal with file server proxy hardcoding
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const map = {
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'https://loki.network/category/messenger-updates/feed/':
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'loki/v1/rss/messenger',
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'https://loki.network/feed/': 'loki/v1/rss/loki',
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};
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if (map[this.feedUrl] === undefined) {
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log.warn('LokiRssAPI unsupported rss feed', this.feedUrl);
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return;
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}
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const result = await window.tokenlessFileServerAdnAPI.serverRequest(
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map[this.feedUrl]
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);
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if (!result) {
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log.error('LokiRssAPI empty rss proxy response');
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return;
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}
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if (!result.response) {
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log.error('LokiRssAPI rss proxy error, no response', result);
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return;
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}
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if (!result.response.data) {
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log.error(
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'LokiRssAPI rss proxy error, no data, response',
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typeof result.response,
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result.response
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);
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return;
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}
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const responseXML = result.response.data;
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let feedDOM = {};
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try {
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feedDOM = await new window.DOMParser().parseFromString(
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responseXML,
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'text/xml'
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);
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} catch (e) {
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log.error('LokiRssAPI xml parsing error', e, responseXML);
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return;
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}
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const feedObj = xml2json(feedDOM);
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let receivedAt = new Date().getTime();
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if (!feedObj || !feedObj.rss || !feedObj.rss.channel) {
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log.error(
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'LokiRssAPI rss structure error',
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feedObj,
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feedDOM,
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responseXML
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);
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return;
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}
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if (!feedObj.rss.channel.item) {
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// no records, not an error
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return;
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}
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if (feedObj.rss.channel.item.constructor !== Array) {
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// Treat single record as array for consistency
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feedObj.rss.channel.item = [feedObj.rss.channel.item];
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}
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feedObj.rss.channel.item.reverse().forEach(item => {
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// log.debug('item', item)
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const pubDate = new Date(item.pubDate);
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// if we use group style, we can put the title in the source
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const messageData = {
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isSessionRequest: false,
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source: this.groupId,
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sourceDevice: 1,
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timestamp: pubDate.getTime(),
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serverTimestamp: pubDate.getTime(),
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receivedAt,
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isRss: true,
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message: {
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body: `<h2>${item.title} </h2>${item.description}`,
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attachments: [],
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group: {
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id: this.groupId,
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type: textsecure.protobuf.GroupContext.Type.DELIVER,
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},
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flags: 0,
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expireTimer: 0,
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profileKey: null,
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timestamp: pubDate.getTime(),
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received_at: receivedAt,
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sent_at: pubDate.getTime(),
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quote: null,
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contact: [],
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preview: [],
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profile: null,
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},
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};
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receivedAt += 1; // Ensure different arrival times
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this.emit('rssMessage', {
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message: messageData,
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});
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});
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const ref = this;
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function callTimer() {
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ref.getFeed();
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}
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this.feedTimer = setTimeout(callTimer, RSS_POLL_EVERY);
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}
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}
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module.exports = LokiRssAPI;
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