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Minor code review

This commit is contained in:
Raymond Hill 2023-01-07 12:52:46 -05:00
parent d40bd2aa3b
commit 789ee8d910
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GPG Key ID: 25E1490B761470C2
1 changed files with 15 additions and 15 deletions
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30
src/js/scriptlets/noscript-spoof.js
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@ -29,18 +29,18 @@
// https://github.com/gorhill/uMatrix/issues/232
// Force `display` property, Firefox is still affected by the issue.
(function() {
let noscripts = document.querySelectorAll('noscript');
(( ) => {
const noscripts = document.querySelectorAll('noscript');
if ( noscripts.length === 0 ) { return; }
let redirectTimer,
reMetaContent = /^\s*(\d+)\s*;\s*url=(['"]?)([^'"]+)\2/i,
reSafeURL = /^https?:\/\//;
const reMetaContent = /^\s*(\d+)\s*;\s*url=(['"]?)([^'"]+)\2/i;
const reSafeURL = /^https?:\/\//;
let redirectTimer;
let autoRefresh = function(root) {
let meta = root.querySelector('meta[http-equiv="refresh"][content]');
const autoRefresh = function(root) {
const meta = root.querySelector('meta[http-equiv="refresh"][content]');
if ( meta === null ) { return; }
let match = reMetaContent.exec(meta.getAttribute('content'));
const match = reMetaContent.exec(meta.getAttribute('content'));
if ( match === null || match[3].trim() === '' ) { return; }
let url;
@ -59,26 +59,26 @@
meta.parentNode.removeChild(meta);
};
let morphNoscript = function(from) {
const morphNoscript = function(from) {
if ( /^application\/(?:xhtml\+)?xml/.test(document.contentType) ) {
let to = document.createElement('span');
const to = document.createElement('span');
while ( from.firstChild !== null ) {
to.appendChild(from.firstChild);
}
return to;
}
let parser = new DOMParser();
let doc = parser.parseFromString(
const parser = new DOMParser();
const doc = parser.parseFromString(
'<span>' + from.textContent + '</span>',
'text/html'
);
return document.adoptNode(doc.querySelector('span'));
};
for ( let noscript of noscripts ) {
let parent = noscript.parentNode;
for ( const noscript of noscripts ) {
const parent = noscript.parentNode;
if ( parent === null ) { continue; }
let span = morphNoscript(noscript);
const span = morphNoscript(noscript);
span.style.setProperty('display', 'inline', 'important');
if ( redirectTimer === undefined ) {
autoRefresh(span);