clear_website_storage.js

/* For my usage with the "Custom JavaScript for Websites 2" extension, 
to jump across trial-based paywalls of certain websites like nautil.us or medium.com */

// Delete all cookies (Src: https://stackoverflow.com/a/33366171 )
(function () {
    var cookies = document.cookie.split("; ");
    for (var c = 0; c < cookies.length; c++) {
        var d = window.location.hostname.split(".");
        while (d.length > 0) {
            var cookieBase = encodeURIComponent(cookies[c].split(";")[0].split("=")[0]) + '=; expires=Thu, 01-Jan-1970 00:00:01 GMT; domain=' + d.join('.') + ' ;path=';
            var p = location.pathname.split('/');
            document.cookie = cookieBase + '/';
            while (p.length > 0) {
                document.cookie = cookieBase + p.join('/');
                p.pop();
            };
            d.shift();
        }
    }
})();

// Delete other storages
localStorage.clear();
sessionStorage.clear();