mercury/commands/feed-preset.js

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const config = require('../config/default.json')
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const uconfig = require('../config/usersettings.json')
const { parentPort, workerData } = require('worker_threads');
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const { d1, d2, d3 } = workerData;
var provfeed = d1;
var n = d2;
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var nick = d3;
let Parser = require('rss-parser');
let parser = new Parser({
headers: {'User-Agent': config.feed.useragent},
});
const striptags = require("striptags");
const moment = require('moment');
const tz = require('moment-timezone');
const timer = ms => new Promise(res => setTimeout(res, ms))
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warningMsg = ''+config.colours.brackets+'['+config.colours.warning+'WARNING'+config.colours.brackets+']'
errorMsg = ''+config.colours.brackets+'['+config.colours.error+'ERROR'+config.colours.brackets+']'
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function consoleLog(log) {
if (config.misc.logging === "true") {
console.log(log)
} else {
return;
}
}
async function sendUpstream(content) {
var output = content.join("\n")
parentPort.postMessage(output);
process.exit()
}
function errorMessage(error, code, extra) {
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consoleLog('[feed-preset.errorMessage] '+error.code)
if (code == "404") {
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var error = errorMsg+" 404: " + extra + " not found"
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} else if (error.code == "ECONNREFUSED") {
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var error = errorMsg+" Connection Refused"
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} else if (error.code == "ERR_UNESCAPED_CHARACTERS"){
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var error = errorMsg+" Unescaped Characters"
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} else {
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var error = errorMsg+" Unknown error"
}
parentPort.postMessage(error);
process.exit()
}
async function fetchFeed(feedURL, n) {
var content = [];
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consoleLog('[feed-preset.fetchFeed] Fetching '+feedURL)
try {
var newFeed = await parser.parseURL(feedURL);
} catch (e) {
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if (e.code !== undefined) {
errorMessage(e)
} else {
errorMessage(e, "404", feedURL);
}
}
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if (n > newFeed.items.length) {
var n = newFeed.items.length;
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content.push(warningMsg+" Your requested post amount exceeded the total available. Reverting to " + newFeed.items.length);
} else if (n < 1) {
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var n = config.feed.default_amount
content.push(warningMsg+" You requested a number less than 1. Reverting to default ("+config.feed.default_amount+")");
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}
//for (let i = 0; i < newFeed.items.length; i++) {
for (let i = 0; i < n; i++) {
var data = newFeed.items[i]
var title = data.title.replace(/(\r\n|\n|\r)/gm, " ") //remove line breaks
.replace(/\s{2,}/g, ' ') //idk
var title = striptags(title);
var body = data.contentSnippet.replace(/(\r\n|\n|\r)/gm, " ") //remove line breaks
.replace(/\s{2,}/g, ' ') //idk
var body = striptags(body);
if (data.isoDate !== undefined) {
var date = moment(data.isoDate)
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if (uconfig[nick].timezone != undefined) {
var syncDate = date.tz(uconfig[nick].timezone)
} else {
var syncDate = date.tz(config.feed.timezone)
}
var date = syncDate.format(config.feed.time_format)
} else {
var date = data.pubDate
}
if (body.length >= config.feed.body_max_chars) {
var truncatedString = body.substring(0,config.feed.body_max_chars);
var body = truncatedString + "..."
}
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date = ''+config.colours.brackets+'['+config.colours.date+date+''+config.colours.brackets+'] '
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title = ''+config.colours.title+title+' '
author = ''+config.colours.author+data.creator+' '
body = ''+config.colours.body+body+' '
link = ''+config.colours.link+data.link+' '
//console.log(data);
//var string = "15[11" + date + "15] 08" + title + " " + body + " " + data.link;
var string = date+title+body+link;
content.push(string)
}
sendUpstream(content);
}
fetchFeed(provfeed, n);