Improve manual bypass check.

This makes it so http and https, and www and non-www links are the same.
This commit is contained in:
Bauke 2022-11-21 14:50:55 +01:00
parent 48a29eea71
commit bb806cb561
Signed by: Bauke
GPG Key ID: C1C0F29952BCF558
1 changed files with 26 additions and 2 deletions

View File

@ -49,8 +49,32 @@ browser.webNavigation.onBeforeNavigate.addListener(async (details) => {
tab[0]?.url === undefined ? undefined : new URL(tab[0].url); tab[0]?.url === undefined ? undefined : new URL(tab[0].url);
const url = new URL(details.url); const url = new URL(details.url);
const {latestUrl} = await browser.storage.local.get('latestUrl');
if (redirectDelta < 30_000 && url.href === latestUrl) { // The undefined.local URL will only be used if no redirects have happened yet.
const {latestUrl: savedLatestUrl} = await browser.storage.local.get({
latestUrl: 'https://undefined.local',
});
const latestUrl = new URL(savedLatestUrl);
// Set the latest URL protocol to always be the same as the current. Since
// only HTTP URLs are checked here, for us HTTP and HTTPS are equivalent.
latestUrl.protocol = url.protocol;
const currentUrlWwwPrefix = url.hostname.startsWith('www.');
const latestUrlWwwPrefix = latestUrl.hostname.startsWith('www.');
if (currentUrlWwwPrefix && !latestUrlWwwPrefix) {
// Then if the current URL is a `www.` URL and the latest one isn't, prefix it
// to the latest URL. This helps the manual bypass check.
latestUrl.hostname = `www.${latestUrl.hostname}`;
} else if (!currentUrlWwwPrefix && latestUrlWwwPrefix) {
// Remove `www.` if the latestUrl starts with it but the current URL doesn't.
latestUrl.hostname = latestUrl.hostname.slice(4);
}
// Manually bypass any redirects if the latest redirected and current URLs are
// the same.
if (redirectDelta < 30_000 && url.href === latestUrl.href) {
return; return;
} }