next-csrf
Version:
CSRF mitigation library for Next.js
39 lines (35 loc) • 1.1 kB
JavaScript
/**
* Copyright 2017 The AMP HTML Authors. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS-IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
;
const {hasAttribute, firstChildByTag, nextNode} = require('../NodeUtils');
class RemoveCspNonce {
transform(tree) {
const html = firstChildByTag(tree, 'html');
if (!html) {
return;
}
let node = html;
while (node) {
if (node.tagName === 'script') {
if (hasAttribute(node, 'nonce')) {
delete node.attribs['nonce'];
}
}
node = nextNode(node);
}
}
}
module.exports = RemoveCspNonce;