thepornbunny: resolve pornstar/studio/tag names; get_probe treats redirect-away as a miss

src/util/requester.rs

@@ -661,6 +661,10 @@ impl Requester {
         Ok(response)
     }
 
+    fn path_of(url: &str) -> Option<String> {
+        url::Url::parse(url).ok().map(|u| u.path().to_string())
+    }
+
     /// Existence probe for archive pages (pornstar / studio / tag / category).
     ///
     /// Reads the raw response so a real 404/410 answers immediately with
@@ -678,6 +682,14 @@ impl Requester {
             match self.get_raw_with_headers(url, headers.clone()).await {
                 Ok(response) => {
                     let status = response.status().as_u16();
+                    // An unknown archive often redirects to the home page or a
+                    // search page instead of answering 404: a redirect that
+                    // lands on a different path is a miss.
+                    let redirected_away = Self::path_of(url)
+                        .zip(Some(response.uri().path().to_string()))
+                        .is_some_and(|(asked, landed)| {
+                            !asked.trim_end_matches('/').eq_ignore_ascii_case(landed.trim_end_matches('/'))
+                        });
                     let body = response.text().await.unwrap_or_default();
                     if status == 404 || status == 410 {
                         return Ok(None);
@@ -688,6 +700,9 @@ impl Requester {
                     {
                         return self.get_with_headers(url, headers, None).await.map(Some);
                     }
+                    if redirected_away {
+                        return Ok(None);
+                    }
                     if status >= 500 || status == 429 {
                         last_err = format!("HTTP {status}");
                         continue;