From efc10086cbb6726c3728c8edda93b8fd00436717 Mon Sep 17 00:00:00 2001
From: Vika <vika@fireburn.ru>
Date: Mon, 4 Mar 2024 04:40:50 +0300
Subject: Support ?q=category queries

Warning, untested. But hopefully works!
---
 src/database/file/mod.rs | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/database/file')

diff --git a/src/database/file/mod.rs b/src/database/file/mod.rs
index 27d3da1..46660ab 100644
--- a/src/database/file/mod.rs
+++ b/src/database/file/mod.rs
@@ -253,6 +253,20 @@ async fn hydrate_author<S: Storage>(
 
 #[async_trait]
 impl Storage for FileStorage {
+    #[tracing::instrument(skip(self))]
+    async fn categories(&self, url: &str) -> Result<Vec<String>> {
+        // This requires an expensive scan through the entire
+        // directory tree.
+        //
+        // Until this backend has some kind of caching/indexing for
+        // categories (consider using symlinks?), this query won't
+        // perform well.
+        Err(std::io::Error::new(
+            std::io::ErrorKind::Unsupported,
+            "?q=category queries are not implemented due to resource constraints"
+        ))?
+    }
+
     #[tracing::instrument(skip(self))]
     async fn post_exists(&self, url: &str) -> Result<bool> {
         let path = url_to_path(&self.root_dir, url);
-- 
cgit 1.4.1