Automatically refreshes Miniflux feeds
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// ==UserScript==
// @name Miniflux automatically refresh feeds
// @namespace https://reader.miniflux.app/
// @version 5
// @description Automatically refreshes Miniflux feeds
// @author Tehhund
// @match *://*.miniflux.app/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=miniflux.app
// @grant none
// ==/UserScript==
const apiKey = '';
const rateLimit = 600000; // time in miliseconds that must pass before it refreshes the feeds. 3600000 = 1 hour. 600000 = 10 minutes
const refreshFeeds = async () => {
const earliestTime = await getLastUpdateTime();
const now = new Date().getTime();
if (await shouldUpdate(earliestTime, now)) {
console.log('Miniflux: Time to refresh');
localStorage.setItem('lastRefreshTime', now); // Save the new time. Might differ slightly from server time but not enough to matter.
let res = await fetch('https://reader.miniflux.app/v1/feeds/refresh', {
method: "PUT",
headers: { 'X-Auth-Token': apiKey }
});
if (res.status == 204) { console.log('Successfully started refresh on all feeds.'); } else { console.log('Error, Miniflux did not return a 204 status.'); }
} else { console.log('Miniflux: Not time to refresh yet.'); }
}
const shouldUpdate = async (earliestTime, now) => {
let shouldUpdate = false;
let difference = now - earliestTime; // JS stores time like Unix but miliseconds since January 01, 1970 00:00:00 UTC instead of seconds, so this subtracts miliseconds from miliseconds.
if (difference > rateLimit) { shouldUpdate = true; }
return shouldUpdate;
}
const getLastUpdateTime = async () => { // This relies on the calling function to update localStorage if it's time for an update.
let earliestTime = localStorage.getItem('lastRefreshTime'); // Try to get time from localstorage.
if (earliestTime == null) { // If it's not in localstorage, get the time from the API.
let req = await fetch('https://reader.miniflux.app/v1/feeds', { headers: { 'X-Auth-Token': apiKey } });
let res = JSON.parse(await req.text());
let timesArray = res.map(currentFeed => Date.parse(currentFeed.checked_at)); // returns an array of each feed's checked_at.
earliestTime = Math.min(...timesArray); // Instead of comparing in a For loop, let Math.min return the lowest value. That's the earliest time.
}
return earliestTime;
}
// run once when the page is loaded.
refreshFeeds();