slide share広告回避

以下でjsを実行
https://chrome.google.com/webstore/detail/scriptautorunner/gpgjofmpmjjopcogjgdldidobhmjmdbm?hl=ja

• page inclement
  URL: image.slidesharecdn.com

document.onkeydown = function(e) {
    const remove_regex = /\?cb=[0-9]+/i;
    const url = location.href.replace(remove_regex, '');
    
    const regex = /(.+-)([0-9]+)(-[0-9]+\.jpg)$/i;
    const page_num = Number(url.replace(regex, '$2'));
    const pre_url = url.replace(regex, '$1');
    const suf_url = url.replace(regex, '$3');

    switch (e.keyCode) {
        case 37:
            if(page_num > 1) {
                const next_page_num = page_num - 1;
                window.location.href = pre_url + next_page_num + suf_url;
            }

            break;
        case 39:
            const next_page_num = page_num + 1;
            window.location.href = pre_url + next_page_num + suf_url;
            break;

    }


};

• page を開く
  URL: slideshare.net

document.onkeydown = function(e) {
    const txt = document.documentElement.innerHTML;
    const regex = /https:\/\/image\.slidesharecdn\.com\/[^ ]+\/[^ ]*[0-9]*-1-[456789][0-9]+\.jpg\?cb=[0-9]+/i;
    const url = txt.match(regex);
    switch (e.keyCode) {
        case 13:
            if(url.length > 0)
            {
                window.open(url[0], '_blank');
            }
        
            break;
    }
};