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fix: don't double cloak, just re-cloak

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This commit is contained in:
əlemi 2025-01-22 03:48:38 +01:00
parent a1a8901786
commit 873ad98347
Signed by: alemi
GPG key ID: A4895B84D311642C
1 changed files with 13 additions and 0 deletions

13
core/src/traits/cloak.rs
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@ -38,6 +38,19 @@ impl Cloaker for crate::Context {
}
fn cloaked(&self, url: &str) -> String {
// pre-cloaked: uncloak without validating and re-cloak
let cloak_base = crate::url!(self, "/proxy/");
if url.starts_with(&cloak_base) {
if let Some((_sig, url_b64)) = url.replace(&cloak_base, "").split_once("/") {
if let Some(actual_url) = BASE64_URL_SAFE.decode(url_b64).ok()
.and_then(|x| std::str::from_utf8(&x).ok().map(|x| x.to_string()))
{
let (sig, url) = self.cloak(&actual_url);
return crate::url!(self, "/proxy/{sig}/{url}");
}
}
}
let (sig, url) = self.cloak(url);
crate::url!(self, "/proxy/{sig}/{url}")
}