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Imgur Mirror

Switches all imgur links to the mirror site http://kageurufu.net/imgur

当前为 2016-06-27 提交的版本，查看 最新版本。

// ==UserScript==
// @name        Imgur Mirror
// @description Switches all imgur links to the mirror site http://kageurufu.net/imgur
// @include     *
// @version     1.0.6
// @grant        none
// @require https://greasyfork.org/scripts/5679-wait-for-elements/code/Wait%20For%20Elements.js?version=122976
// @namespace https://greasyfork.org/users/649
// ==/UserScript==

var regex = /imgur\.com\/(?!a\/|gallery\/)([a-z0-9]+)(\.+[a-z0-9]+)?/i;

var getNewLink = function(imgurLink, useGif) {
    var match = imgurLink.match(regex);
    if (match) {
        var file = match[1];
        var extension = match[2];
        if (!extension) {
            extension = '.png';
        } else if (extension === '.gifv' || extension === '.gif') {
            extension = '.mp4';
        }
        if (useGif && extension === '.webm') {
            extension = '.gif';
        }
        return 'http://kageurufu.net/imgur/?' + file + extension;
    } else {
        return null;
    }
};

waitForElems('img,a', function(node) {
    var isImg = node.nodeName === 'IMG';
    var prop = isImg ? 'src' : 'href';
    var newLink = getNewLink(node[prop], isImg);
    if(newLink) {
       node[prop] = newLink;
    }
});