A userscript that adds a button to toggle the GitHub Wiki sidebar
// ==UserScript==
// @name GitHub Toggle Wiki Sidebar
// @version 1.0.3
// @description A userscript that adds a button to toggle the GitHub Wiki sidebar
// @license https://creativecommons.org/licenses/by-sa/4.0/
// @namespace https://github.com/Mottie
// @include https://github.com/*
// @run-at document-idle
// @grant GM_addStyle
// @grant GM_getValue
// @grant GM_setValue
// @author Rob Garrison
// ==/UserScript==
(() => {
"use strict";
// disable click targeting of button SVG internals
GM_addStyle(".ghtws-button > * { pointer-events: none; }");
// sidebar state
let isHidden = false,
toggleIcon = "<svg class='octicon' xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'><path fill='none' stroke='currentColor' stroke-miterlimit='10' d='M.5 3.5h10v9H.5z'/><path fill='currentColor' stroke='currentColor' stroke-miterlimit='10' d='M7 7.8l1.5-1.2V9zM10.5 3.5h5v9h-5v-9zm4.3 4.3l-4.3-3V11l4.3-3.2z'/></svg>";
function addToggle() {
if (document.querySelector("#wiki-wrapper") && !document.querySelector(".ghtws-button")) {
let el = document.querySelector(".gh-header-actions") || document.querySelector(".gh-header-title");
const button = document.createElement("div");
button.className = "btn btn-sm tooltipped tooltipped-s ghtws-button";
button.innerHTML = toggleIcon;
button.setAttribute("aria-label", "Toggle Sidebar");
if (el.nodeName === "H1") {
// non-editable wiki pages
button.style.float = "right";
el = el.parentNode;
}
// editable wikis have a "header-actions" area
// prepend button
el.insertBefore(button, el.childNodes[0]);
if (isHidden) {
toggleSidebar();
}
}
}
function toggleSidebar() {
const sidebar = document.querySelector("#wiki-rightbar"),
wrapper = sidebar && sidebar.parentNode;
if (sidebar) {
if (isHidden) {
sidebar.style.display = "none";
wrapper.classList.remove("has-rightbar");
} else {
sidebar.style.display = "";
wrapper.classList.add("has-rightbar");
}
GM_setValue("sidebar-state", isHidden);
}
}
function toggleEvent(event) {
const target = event.target;
if (target && target.classList.contains("ghtws-button")) {
isHidden = !isHidden;
toggleSidebar();
}
}
function init() {
isHidden = GM_getValue("sidebar-state", false);
document.querySelector("body").addEventListener("click", toggleEvent);
addToggle();
}
document.addEventListener("pjax:end", addToggle);
init();
})();