1 files changed, 25 insertions, 1 deletions
diff --git a/src/types/extract.rs b/src/types/extract.rs
index 8292da7..6a01ad2 100644
--- a/src/types/extract.rs
+++ b/src/types/extract.rs
@@ -7,7 +7,7 @@ use axum::{
     async_trait,
     body::HttpBody,
     extract::{ConnectInfo, FromRequest, FromRequestParts},
-    http::{request::Parts, Request},
+    http::{request::Parts, Request, header::USER_AGENT},
     response::Response,
     BoxError, RequestExt,
 };
@@ -236,6 +236,30 @@ pub trait Check {
     }
 }
 
+pub struct UserAgent(pub String);
+
+#[async_trait]
+impl<S> FromRequestParts<S> for UserAgent
+where
+    S: Send + Sync,
+{
+    type Rejection = Response;
+
+    async fn from_request_parts(parts: &mut Parts, _state: &S) -> Result<Self> {
+        let agent = parts.headers.get(USER_AGENT);
+
+        let Some(agent) = agent else {
+            return Err(ResponseCode::BadRequest.text("Bad Request"));
+        };
+
+        let Ok(agent) = agent.to_str() else {
+            return Err(ResponseCode::BadRequest.text("Bad Request"));
+        };
+
+        Ok(UserAgent(agent.to_string()))
+    }
+}
+
 async fn read_body<S, B>(mut req: Request<B>, state: &S) -> Result<Vec<u8>>
 where
     B: HttpBody + Sync + Send + 'static,