Instant Diffs

Instant Diffs is a JavaScript tool that enhances MediaWiki diff links with interactive functionality — dynamically loaded content via AJAX technology in dialog windows.

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

You will need to install an extension such as Tampermonkey 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.

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

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

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         Instant Diffs
// @namespace    https://www.mediawiki.org/wiki/Instant_Diffs
// @version      1.1.1
// @description  Instant Diffs is a JavaScript tool that enhances MediaWiki diff links with interactive functionality — dynamically loaded content via AJAX technology in dialog windows.
// @author       Serhio Magpie
// @license      MIT
// @match        https://*/*
// @icon         https://upload.wikimedia.org/wikipedia/commons/thumb/3/3f/Instant_Diffs_logo.svg/64px-Instant_Diffs_logo.svg.png
// @grant        GM_setValue
// @grant        GM_getValue
// @run-at       document-start
// ==/UserScript==

/* jshint esversion: 8 */

( ( window ) => {
    'use strict';

    /**
     * Semantic Versioning Comparing
     * @see {@link https://gist.github.com/iwill/a83038623ba4fef6abb9efca87ae9ccb}
     * @see {@link https://semver.org/}
     * @see {@link https://stackoverflow.com/a/65687141/456536}
     * @see {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Collator/Collator#options}
     */
    function semverCompare( a, b ) {
        if ( a.startsWith( b + '-' ) ) return -1;
        if ( b.startsWith( a + '-' ) ) return 1;
        return a.localeCompare( b, undefined, { numeric: true, sensitivity: 'case', caseFirst: 'upper' } );
    }

    window.RLQ = window.RLQ || [];
    window.RLQ.push( () => {
        if ( typeof window.mw === 'undefined' ) return;

        window.mw.loader.enqueue( [ 'mediawiki.base' ], () => {
            const minimumVersion = '1.35';
            const currentVersion = window.mw.config.get( 'wgVersion' );
            if ( semverCompare( currentVersion, minimumVersion ) < 0 ) {
                console.error( `Instant Diffs: requires MediaWiki ${ minimumVersion }+, got ${ currentVersion }.` );
                return;
            }

            window.instantDiffs = window.instantDiffs || {};
            window.instantDiffs.GM = GM;

            window.mw.loader.getScript( 'https://www.mediawiki.org/w/index.php?title=User:Serhio_Magpie/instantDiffs.js&instantdiffs[GM]=true&action=raw&ctype=text/javascript' )
                .then( () => {
                    console.info( `Instant Diffs: loaded successfully.` );
                }, ( error ) => {
                    console.error( `Instant Diffs: loading failed: ${ error.message }.` );
                } );
        } );
    } );
} ) ( window.unsafeWindow );