/
content_script.js
59 lines (50 loc) · 1.41 KB
/
content_script.js
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walk(document.body);
if (window.MutationObserver) {
var observer = new MutationObserver(function (mutations) {
Array.prototype.forEach.call(mutations, function (m) {
if (m.type === 'childList') {
walk(m.target);
} else if (m.target.nodeType === 3) {
handleText(m.target);
}
});
});
observer.observe(document.body, {
childList: true,
attributes: false,
characterData: true,
subtree: true
});
}
function walk(node) {
// I stole this function from here:
// http://is.gd/mwZp7E
var child, next;
switch ( node.nodeType ) {
case 1: // Element
case 9: // Document
case 11: // Document fragment
child = node.firstChild;
while ( child ) {
next = child.nextSibling;
walk(child);
child = next;
}
break;
case 3: // Text node
handleText(node);
break;
}
}
function handleText(textNode) {
var oldValue = textNode.nodeValue;
v = oldValue;
v = v.replace(/jong[ -](e)?Un/gi,
function(match,p1,p2,offset,string) {
return "Kardashian";
});
// avoid infinite series of DOM changes
if (v !== oldValue) {
textNode.nodeValue = v;
}
}