A userscript that links file hashes on usenet.

useneet.user.js

// ==UserScript==
// @name        useneet archive
// @namespace   Violentmonkey Scripts
// @match       *://desuarchive.org/gif/*
// @match       *://desuarchive.org/wsg/*
// @match       *://archived.moe/gif/*
// @match       *://archived.moe/wsg/*
// @grant       none
// @updateURL   https://gist.github.com/4chenz/de3a3490aff19fd72e4fdd9b7dafc8f4/raw/useneet.user.js
// @version     1.0
// @author      -
// @description 7/7/2022, 10:38:01 AM
// ==/UserScript==

function insertA(el, hex){
  elle = document.createElement('a');
  elle.textContent = '[usenet]';
  elle.setAttribute('href', 'https://nzbindex.com/search/?q='+hex);
  elle.setAttribute('class', 'btnr parent');
  el.appendChild(elle);
}

function useneet(element){
  hex = base64ToHex ( element.querySelector('a').href.split('/')[6])
  insertA(element, hex)
  //console.log(hex);
}

function base64ToHex(str) {
    for (var i = 0, bin = atob(str.replace(/_/g, '/').replace(/-/g, '+')), hex = []; i < bin.length; ++i) {
        let tmp = bin.charCodeAt(i).toString(16);
        if (tmp.length === 1) tmp = "0" + tmp;
        hex[hex.length] = tmp;
    }
    return hex.join("");
}

document.querySelectorAll('.post_file_controls').forEach(e => useneet(e))

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