get-text-links__JoeSimmons

var blacklist = "," + [

    "a", // don't get text from anchor nodes
    "script" // or script elements

].join(",");

var item, items = document.evaluate("//body//text()[contains(., 'http://')]", document, null, 6, null),
    urlRegex = /https?:\/\/([a-z0-9-]+\.)?([a-z0-9-]+\.)+[a-z0-9-]+(\/|\s|$)[^\s]*/i,
    urlRegexg = /https?:\/\/([a-z0-9-]+\.)?([a-z0-9-]+\.)+[a-z0-9-]+(\/|\s|$)[^\s]*/i,
    URLs = [], spaceRegex = /\s+/, tmp, txt, i, j,
    parent = function(e) {
        while((e = e.parentNode).nodeType !== 1) {}
        return e;
    }

for(i = 0, item; i < items.snapshotLength; i++) {
    item = items.snapshotItem(i);
    txt = item.textContent;
    tmp = txt.split(spaceRegex);
    if(blacklist.indexOf(("," + parent(item).tagName.toLowerCase())) === -1 && urlRegex.test(txt)) {
        if(tmp.length > 1) { // if > 1 url in text node
            for(j = 0; j < tmp.length; j++) {
                if(urlRegex.test(tmp[j])) URLs.push(tmp[j].match(urlRegex)[0]);
            }
        } else { // if only 1 url in text node
            URLs.push(txt.match(urlRegex)[0]);
        }
    }
}


var result = URLs.length > 0 ? URLs.join("\n") : "No URL matches";