// ==UserScript==
// @name         It's Not Important
// @namespace    lainscripts_it_is_not_important
// @version      1.5
// @description  At least part of the world will became a bit less important now.
// @author       lainverse
// @match        *://*/*
// @grant        none
// @run-at       document-start
// ==/UserScript==
/* jshint esnext: true */
(function(){
'use strict';
var imptt = /((display|(margin|padding)(-top|-bottom)?)\s*:[^;!]*)!\s*important/ig,
rplsf = function(str,grp){return grp;};
function unimportanter(el, si) {
if (!imptt.test(si) || el.style.display == 'none')
return 0; // get out if we have nothing to do here
if (el.nodeName === 'IFRAME' && el.src &&
el.src.slice(0,17) === 'chrome-extension:')
return 0; // Web of Trust uses this method to add their frame
var so = si.replace(imptt, rplsf), ret = 0;
if (si != so) {
ret = 1;
el.setAttribute('style', so);
}
return ret;
}
function logger(c) {
if (c) console.log('Some page elements became a bit less important.');
}
function checkTarget(m, c) {
var si = m.getAttribute ? m.getAttribute('style') : null;
if (si && si.indexOf('!') > -1)
c+=unimportanter(m, si);
return c;
}
function checkNodes(m, c) {
var i = m.length;
while(i--)
c = checkTarget(m[i], c);
return c;
}
var observer = new MutationObserver(function(mutations) {
setTimeout(function(m) {
var i = m.length, c = 0;
while(i--) {
if (m[i].target)
c = checkTarget(m[i].target, c);
if (m[i].addedNodes.length)
c = checkNodes(m[i].addedNodes, c);
}
logger(c);
},0,mutations);
});
observer.observe(document, { childList : true, attributes : true, attributeFilter : ['style'], subtree : true });
window.addEventListener ("load", function(){
var c = 0, imp = document.querySelectorAll('[style*="!"]'), i = imp.length;
while(i--) {
c+= checkTarget(imp[i], c);
}
logger(c);
}, false);
})();