MediaWiki:Common.js

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$(document).ready(function() {
    var cache = {};

    function addSkin(link, mcName) {
        if ($(link).find('img').length > 0) return;
        var img = $('<img>')
            .attr('src', 'https://minotar.net/helm/' + encodeURIComponent(mcName) + '/16')
            .css({ width: '16px', height: '16px', verticalAlign: 'middle', marginRight: '4px', imageRendering: 'pixelated' });
        $(link).prepend(img);
    }

    $('a[href*="/User:"], a[href*="index.php?title=User:"]').not('#ca-nstab-user a, #p-personal a').each(function() {
        if ($(this).find('img').length > 0) return;
        var username = $(this).attr('href').match(/User:([^&|#/]+)/);
        if (!username) return;
        var wikiName = decodeURIComponent(username[1]);
        var link = $(this);

        if (cache[wikiName] !== undefined) {
            addSkin(link, cache[wikiName]);
            return;
        }

        $.get('/index.php/User:' + wikiName, function(data) {
            var mcName = $(data).find('.mc-username').first().text() || wikiName;
            cache[wikiName] = mcName;
            addSkin(link, mcName);
        });
    });
});