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I'm wenku8 admin!

通过简单的几行代码把用户伪装成wenku8管管

Dieses Skript sollte nicht direkt installiert werden. Es handelt sich hier um eine Bibliothek für andere Skripte, welche über folgenden Befehl in den Metadaten eines Skriptes eingebunden wird // @require https://update.greasyfork.org/scripts/428403/1610689/I%27m%20wenku8%20admin%21.js 

(function __MAIN__() {
    const targetPage1 = 'https://www.wenku8.net/userinfo.php?id=917768';
    const targetPage2 = 'https://www.wenku8.cc/userinfo.php?id=917768';
    const scriptId = 'pretend_admin';
    const imgId = 'pretend_admin_img';
    const scriptLink = 'https://greasyfork.org/scripts/428403/code/script.js';
    //const scriptLink = 'https://pastebin.com/raw/EcHyuzuh';
    const scriptSource = __MAIN__.toString();
    main();

    function main() {
        $('#' + imgId)?.remove();

        switch(location.href) {
            case 'about:blank': {
                console.log('Wenku8 admin: Injecting to opener...');
                // Opened page: Inject to opener
                const oDoc = window.opener.document;
                const script = $(oDoc, scriptId);
                loadJS(script.src, null, null, oDoc);
                break;
            }
            case targetPage1:
            case targetPage2: {
                // Just this page
                console.log('Wenku8 admin: Editing page...');
                getDocument('/userinfo.php?id=2', function (oDoc) {
                    const content = $(document, '#content');
                    const oContent = $(oDoc, '#content');
                    content.innerHTML = oContent.innerHTML;
                });
                break;
            }
            default: {
                // Opener page: Make all opener links magical
                if (window.magical) { return false; }
                console.log('Wenku8 admin: Doing magic...');
                window.magical = true;
                const as = Array.from(document.querySelectorAll('a[href*="/userinfo.php?id=917768"]'))
                    .filter(a => a.pathname === '/userinfo.php' && new URLSearchParams(a.search).get('id') === '917768');
                as.forEach(a => {
                    a.addEventListener('click', function (e) {
                        destroyEvent(e);
                        const newtab = window.open(a.href);
                        const oWin = newtab.window;
                        oWin.addEventListener('load', function(e) {
                            const dom = oWin.document;
                            loadJS(scriptLink, null, err => {
                                const script = dom.createElement('script');
                                script.innerHTML = `(${scriptSource}) ();`;
                                dom.head.appendChild(script);
                            }, dom);
                        });
                    });
                });
            }
        }
        return true;
    }

    // Load javascript from given url
    function loadJS(url, onload, onerror, oDoc = document) {
        onload = onload ?? function() {};
        onload = onload ?? function() {};
        var script = document.createElement('script');
        script.type = 'text/javascript';
        script.addEventListener('load', onload)
        script.addEventListener('error', onerror);
        script.src = url;
        oDoc.head.append(script);
    }

    // Download and parse a url page into a html document(dom).
    // when xhr onload: callback.apply([dom, args])
    function getDocument(url, callback, args = []) {
        const xhr = new XMLHttpRequest();
        xhr.open('GET', url, true);
        xhr.responseType = 'blob';
        xhr.onload = function (response) {
            const htmlblob = xhr.response;
            const reader = new FileReader();
            reader.onload = function (e) {
                const htmlText = reader.result;
                const dom = new DOMParser().parseFromString(htmlText, 'text/html');
                args = [dom].concat(args);
                callback.apply(null, args);
                //callback(dom, htmlText);
            }
            reader.readAsText(htmlblob, 'GBK');
        }
        xhr.send();
    }

    // Just stopPropagation and preventDefault
    function destroyEvent(e) {
        if (!e) {return false;};
        if (!e instanceof Event) {return false;};
        e.stopPropagation();
        e.preventDefault();
    }

    function $() {
        if (arguments.length === 1) {
            return document.querySelector(...arguments);
        } else {
            return arguments[0].querySelector(arguments[1]);
        }
    }
}) ();