new sync cache

3 files changed, 48 insertions, 0 deletions

diff --git a/server/src/helper/cache.rs b/server/src/helper/cache.rs
index d4c0595..93743e7 100644
--- a/server/src/helper/cache.rs
+++ b/server/src/helper/cache.rs
@@ -12,6 +12,7 @@ use rocket::{
 };
 use std::{
     hash::{DefaultHasher, Hash, Hasher},
+    io::Cursor,
     os::unix::fs::MetadataExt,
     path::Path,
 };
@@ -54,3 +55,17 @@ impl<'r> Responder<'r, 'static> for CacheControlFile {
         }
     }
 }
+
+pub struct CacheControlImage(pub Vec<u8>);
+impl<'r> Responder<'r, 'static> for CacheControlImage {
+    fn respond_to(self, _req: &'r Request<'_>) -> response::Result<'static> {
+        Response::build()
+            .status(Status::Ok)
+            .header(Header::new(
+                "cache-control",
+                "private, immutable, maxage=86400",
+            ))
+            .sized_body(self.0.len(), Cursor::new(self.0))
+            .ok()
+    }
+}
diff --git a/server/src/helper/mod.rs b/server/src/helper/mod.rs
index a4e0e1f..6d1c834 100644
--- a/server/src/helper/mod.rs
+++ b/server/src/helper/mod.rs
@@ -10,6 +10,7 @@ pub mod filter_sort;
 pub mod language;
 pub mod node_id;
 pub mod session;
+pub mod picture;
 
 use crate::ui::error::{MyError, MyResult};
 use accept::Accept;
diff --git a/server/src/helper/picture.rs b/server/src/helper/picture.rs
new file mode 100644
index 0000000..d5887e3
--- /dev/null
+++ b/server/src/helper/picture.rs
@@ -0,0 +1,32 @@
+/*
+    This file is part of jellything (https://codeberg.org/metamuffin/jellything)
+    which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
+    Copyright (C) 2025 metamuffin <metamuffin.org>
+*/
+
+use crate::helper::A;
+use jellycommon::Picture;
+use rocket::{
+    http::uri::fmt::{FromUriParam, Path, UriDisplay},
+    request::FromParam,
+};
+use std::fmt::Write;
+use std::str::FromStr;
+
+impl<'a> FromParam<'a> for A<Picture> {
+    type Error = ();
+    fn from_param(param: &'a str) -> Result<Self, Self::Error> {
+        Picture::from_str(param).map_err(|_| ()).map(A)
+    }
+}
+impl UriDisplay<Path> for A<Picture> {
+    fn fmt(&self, f: &mut rocket::http::uri::fmt::Formatter<'_, Path>) -> std::fmt::Result {
+        write!(f, "{}", self.0)
+    }
+}
+impl FromUriParam<Path, Picture> for A<Picture> {
+    type Target = A<Picture>;
+    fn from_uri_param(param: Picture) -> Self::Target {
+        A(param)
+    }
+}