To add User Control Panel Button into navigation bar
// ==UserScript==
// @name GreasyFork: User Control Panel Button
// @namespace UserScripts
// @match https://greasyfork.org/*
// @grant none
// @version 0.1.8
// @license MIT
// @author CY Fung
// @description To add User Control Panel Button into navigation bar
// ==/UserScript==
(async () => {
function preSetup() {
// for styling
let pos = document.querySelectorAll('#site-nav>nav>li.with-submenu');
pos = pos.length >= 1 ? pos[pos.length - 1] : null;
if (!pos) return;
pos.parentNode.style.minHeight = '2.8rem';
return { pos };
}
function setup(m) {
const { cpmRoot } = m;
let h = (cpmRoot.querySelector('h3') || cpmRoot.querySelector('header'));
if (!h) return;
let nav = document.createElement('nav');
for (const anchor of cpmRoot.querySelectorAll('li a[href]')) {
let li = nav.appendChild(document.createElement('li'));
li.appendChild(anchor);
}
let tm = document.createElement('template');
tm.innerHTML = `
<li class="with-submenu" style="display: block;">
<a href="#" onclick="return false">${h.textContent}</a>
<nav style="min-width: initial;">
${nav.innerHTML}
</nav>
</li>
`.trim();
return tm.content;
}
function bufferToHex(buffer) {
const byteArray = new Uint8Array(buffer);
const len = byteArray.length;
const hexCodes = new Array(len * 2);
const chars = '0123456789abcdef';
for (let i = 0, j = 0; i < len; i++) {
const byte = byteArray[i];
hexCodes[j++] = chars[byte >> 4];
hexCodes[j++] = chars[byte & 0x0F];
}
return hexCodes.join('');
}
async function digestMessage(message) {
const encoder = new TextEncoder("utf-8");
const msgUint8 = encoder.encode(message);
const hashBuffer = await crypto.subtle.digest('SHA-1', msgUint8);
return bufferToHex(hashBuffer);
}
async function fetchCPHTML(o) {
const { stKey, href } = o;
for (let trialN = 4; trialN--;) {
let r = await new Promise(resolve => {
let t = sessionStorage.getItem(stKey)
if (`${t}`.length > 32) resolve(t);
sessionStorage.setItem(stKey, `${Date.now()}`);
fetch(href, {
method: "GET",
mode: "same-origin",
cache: "force-cache",
credentials: "same-origin",
redirect: "follow",
referrerPolicy: "no-referrer",
}).then(res => res.text()).then(async res => {
sessionStorage.removeItem(stKey);
let template = document.createElement('template');
template.innerHTML = res;
let w = template.content;
let cp = w.querySelector('#control-panel');
if (cp) {
const html = cp.innerHTML.trim();
sessionStorage.setItem(stKey, html);
resolve(html);
} else {
await fetch(href, {
method: "GET",
mode: "same-origin",
cache: "reload",
credentials: "same-origin",
redirect: "follow",
referrerPolicy: "no-referrer",
});
resolve();
}
}).catch(e => {
sessionStorage.removeItem(stKey);
});
});
if (r && typeof r === 'string' && r.length > 32) return r;
}
}
if (!document.querySelector('.sign-out-link') || document.querySelector('.sign-in-link')) return;
let plink = document.querySelector('.user-profile-link');
if (!plink) return;
let href = plink.querySelector('a[href*="/users/"]').href;
let mi = href.indexOf('/users/');
if (mi < 0) return;
if (href.includes('/users/sign')) return;
let presetup = preSetup();
if (!presetup) return;
const { pos } = presetup;
let dm = await digestMessage(href);
const stKey = `gf_control_panel_${dm}`
for (let trialN = 8; trialN--;) {
let s = sessionStorage.getItem(stKey);
let d = typeof s === 'string' ? parseInt(s) : 0;
if (d > 9 && Date.now() - d < 8000) await new Promise(r => setTimeout(r, 320));
else break;
}
const cpHTML = await fetchCPHTML({ stKey, href });
if (!cpHTML || typeof cpHTML !== 'string') return;
let cpm = document.createElement('template');
cpm.innerHTML = cpHTML;
const kc = setup({ cpmRoot: cpm.content, pos });
if (kc) {
pos.parentNode.insertBefore(kc, pos.nextSibling);
}
})();