// ==UserScript==
// @name         MISC29Test
// @namespace    http
// @version      0.1
// @description  try to take over the world!
// @author       You
// @match        https://www.google.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

function fuckOffAMP(){
    // Check whether it's AMP html
    var h = document.getElementsByTagName('html');
    if (h[0].getAttribute('amp') != null || h[0].getAttribute('⚡') != null || document.location.href.substr(0,29).toLowerCase() == 'https://www.google.com/amp/s/'){
        console.log("eww vile... trying to redirect");


        // Try and find a canonical link
        eles = document.getElementsByTagName('link');
        for (var i=0; i<eles.length;i++){
            if (eles[i].getAttribute('rel') == 'canonical' && eles[i].getAttribute('rel') != window.location.href.split('#')[0]){
                //window.location.href = eles[i].getAttribute('href');
                console.log("Redirecting you to " + eles[i].getAttribute('href'));
                return;
            }
        }

        // If we got this far, there's no canonical :(
        console.log("Sorry, but you're stuck with the sucky version of this page. Maybe search for the proper version?");

        // Build a link to search DuckDuckGo for the page title (to hopefully find the proper version)
        t = document.getElementsByTagName('title')[0];
        qs = encodeURIComponent(t.innerHTML);
        searchurl = 'https://duckduckgo.com/?t=hg&ia=web&q='+qs

        altlink = document.createElement('a');
        altlink.href = searchurl;
        altlink.title = 'Try and find a proper verison of this page';
        altlink.innerHTML = 'Search for a non-AMP version of this page';

        // Drop the link in at the top
        document.body.insertBefore(altlink, document.body.firstChild);
    }else{
        console.log("Doesn't appear to be AMP'd");
    }

}


var b = document.getElementsByTagName('body')[0];
var s = document.createElement('script');
s.setAttribute('type','text/javascript');
s.appendChild(document.createTextNode('('+ fuckOffAMP +')();'))
b.appendChild(s);

})();