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Remove script tags from cloned DOM

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Niklas von Hertzen 2014-03-02 16:03:22 +02:00
parent 15ca3381eb
commit 84c1dc6283
1 changed files with 16 additions and 1 deletions
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17
src/core.js
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@ -86,10 +86,25 @@ function createWindowClone(ownerDocument, width, height, options) {
documentClone.write("<!DOCTYPE html>"); documentClone.write("<!DOCTYPE html>");
documentClone.close(); documentClone.close();
documentClone.replaceChild(documentClone.adoptNode(documentElement), documentClone.documentElement); documentClone.replaceChild(removeScriptNodes(documentClone.adoptNode(documentElement)), documentClone.documentElement);
if (options.type === "view") { if (options.type === "view") {
container.contentWindow.scrollTo(window.scrollX, window.scrollY); container.contentWindow.scrollTo(window.scrollX, window.scrollY);
} }
resolve(container); resolve(container);
}); });
} }
function removeScriptNodes(parent) {
[].slice.call(parent.childNodes, 0).filter(isElementNode).forEach(function(node) {
if (node.tagName === "SCRIPT") {
parent.removeChild(node);
} else {
removeScriptNodes(node);
}
});
return parent;
}
function isElementNode(node) {
return node.nodeType === Node.ELEMENT_NODE;
}