var downloadUrl;

var regEx = new RegExp("^(http|https)://" + document.location.hostname + "|^/");

jQuery(document).ready(function($) {
    $('a[href]:not(.directlink)').each(function() {
        var url = $(this).attr("href");
        if (regEx.test(url)) {
            if (/\.(?:pdf|doc|docx|xls|xlsx|ppt|pptx|svg|zip|rar|txt|vsd|vxd|js|css|exe|wma|mov|avi|wmv|mp3)($|\&|\?)/i.test(url)) {
                $(this).attr("href", downloadUrl + '?file=' + url);
                $(this).attr("target", "_self");
            };
        };
    });
});