Install Button for Library Scripts

Adds an "Install"- Button for library scripts. Useful to have your usercript addon open it in it's editor. (e.g. Tamper-, Violent- or Grease- monkey)

Du musst eine Erweiterung wie Tampermonkey, Greasemonkey oder Violentmonkey installieren, um dieses Skript zu installieren.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

Sie müssten eine Skript Manager Erweiterung installieren damit sie dieses Skript installieren können

(Ich habe schon ein Skript Manager, Lass mich es installieren!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Install Button for Library Scripts
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Adds an "Install"- Button for library scripts. Useful to have your usercript addon  open it in it's editor. (e.g. Tamper-, Violent- or Grease- monkey)
// @author       You
// @match        https://greasyfork.org/de/scripts/*
// @grant        none
// ==/UserScript==
/* jshint esnext: true */
(function() {
    'use strict';
    const getScriptContentEl = (containerElement = document) => {
        return containerElement.id === "script-content" ? containerElement : containerElement.getElementById("script-content");
    };

    const getCurrentTabname = (containerElement = document) => {
        const scriptLinks = containerElement.getElementById("script-links");
        const currentElements = scriptLinks ? scriptLinks.getElementsByClassName("current") : [];

        return currentElements.length ? (currentElements[0].textContent || "").trim() : "";
    };

    const getScriptVersion = (containerElement = document) => {
        const showVersionElements = containerElement.getElementsByClassName("script-show-version");

        if (showVersionElements.length) {
            return Array.from(showVersionElements).map(el => el.textContent).reduce((a, b) => a + " " + b);
        }
        return "";
    };

    const getLibraryHref = (containerElement = document) => {
        const scriptContent = getScriptContentEl();
        const codeElements = scriptContent ? Array.from(scriptContent.getElementsByTagName("CODE")) : [];

        return codeElements.map(el => {
            const match = /require\s(http.+?\.js)\?version/.exec(el.textContent);
            return match ? match[1] : null;
        }).find(link => link);
    };

    if (getCurrentTabname().toLowerCase() === "info") {
        const scriptContentElement = getScriptContentEl();
        const libraryHref = getLibraryHref();

        if (scriptContentElement && libraryHref) {
            const installArea = Object.assign(document.createElement("DIV"), { className: "install-area" });
            const installLink = Object.assign(document.createElement("A"), {
                className: "install-link",
                href: `${libraryHref.slice(0, -2)}user.js`,
                textContent: `Install library ${getScriptVersion()}`
            });

            scriptContentElement.insertBefore(installArea, scriptContentElement.firstChild).appendChild(installLink);
        }
    }
})();