MediaWiki:Gadget-ShowUserGroup.js

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Firefox或Safari：按住Shift的同时单击刷新，或按Ctrl-F5或Ctrl-R（Mac为⌘-R）
Google Chrome：按Ctrl-Shift-R（Mac为⌘-Shift-R）
Internet Explorer或Edge：按住Ctrl的同时单击刷新，或按Ctrl-F5
Opera：按 Ctrl-F5。

"use strict";
$(() => (async () => {
    await mw.loader.using(["mw.Api", "mediawiki.Uri"]);
    const groupsKey = ["bureaucrat", "checkuser", "sysop", "patroller", "bot"].reverse();
    const groupsStr = {
        bureaucrat: "行",
        checkuser: "查",
        sysop: "管",
        patroller: "巡",
        bot: "机",
    };
    let cache;
    try {
        cache = JSON.parse(localStorage.getItem("AnnTools-usergroup"));
        if (!$.isPlainObject(cache)
            || typeof cache.timestamp !== "number" || cache.timestamp < new Date().getTime() - 30 * 60 * 1000
            || !$.isPlainObject(cache.groups)) {
            throw new Error();
        } else {
            for (const i of groupsKey) {
                if (!Array.isArray(cache.groups[i])) {
                    throw new Error();
                }
            }
        }
    } catch {
        const api = new mw.Api();
        const result = {};
        const eol = Symbol();
        let aufrom = undefined;
        while (aufrom !== eol) {
            const _result = await api.post({
                action: "query",
                list: "allusers",
                augroup: groupsKey.join("|"),
                aulimit: "max",
                auprop: "groups",
                aufrom,
            });
            if (_result.continue) {
                aufrom = _result.continue.aufrom;
            } else {
                aufrom = eol;
            }
            _result.query.allusers.forEach(({
                name,
                groups,
            }) => {
                groups.forEach((group) => {
                    if (groupsKey.includes(group)) {
                        result[group] = result[group] || [];
                        if (!result[group].includes(name)) {
                            result[group].push(name);
                        }
                    }
                });
            });
        }
        cache = {
            timestamp: new Date().getTime(),
            groups: result,
        };
    }
    localStorage.setItem("AnnTools-usergroup", JSON.stringify(cache));
    const hook = () => {
        $("a.mw-userlink:not(.markrights)").each((_, ele) => {
            ele.classList.add("markrights");
            const uri = new mw.Uri(ele.href);
            let username;
            const path = decodeURI(uri.path);
            if (/^\/User:[^/=%]+/.test(path)) {
                username = path.match(/^\/User:([^/=%]+)/)[1].replace(/_/g, " ");
            } else if (/^User:[^/=%]+/.test(uri.query.title)) {
                username = uri.query.title.match(/^User:([^/=%]+)/)[1].replace(/_/g, " ");
            }
            if (username) {
                const self = $(ele);
                groupsKey.forEach((group) => {
                    if (cache.groups[group].includes(username)) {
                        self.after(`<sup class="markrights-${group}">${groupsStr[group]}<sup>`);
                    }
                });
            }
        });
    };
    hook();
    mw.hook("wikipage.content").add(hook);
    $(window).on("load", hook);
    $("body").append("<style>.markrights-bureaucrat{color:black}.markrights-checkuser{color:purple}.markrights-suppress{color:purple}.markrights-sysop{color:mediumvioletred}.markrights-patroller{color:sienna}.markrights-bot{color:blue}.markrights-goodeditor{color:green}sup[class^=markrights-]+sup[class^=markrights-]{margin-left:2px}</style>");
})());