1 files changed, 31 insertions, 0 deletions
diff --git a/lib/user.ml b/lib/user.ml
new file mode 100644
index 0000000..ba802c0
--- /dev/null
+++ b/lib/user.ml
@@ -0,0 +1,31 @@
+open Ppx_yojson_conv_lib.Yojson_conv.Primitives
+open Cohttp
+open Cohttp_lwt_unix
+open Lwt
+
+type public_key = {
+  id : string;
+  owner : string;
+  public_key_pem : string; [@key "publicKeyPem"]
+}
+[@@deriving yojson] [@@yojson.allow_extra_fields]
+
+type t = { name : string; public_key : public_key [@key "publicKey"] }
+[@@deriving yojson] [@@yojson.allow_extra_fields]
+
+let activity_header =
+  Some (Header.of_list [ ("Accept", "application/activity+json") ])
+
+let get_user actor_url =
+  let%lwt _, body =
+    Client.get ?headers:activity_header (Uri.of_string actor_url)
+  in
+  body |> Cohttp_lwt.Body.to_string >|= fun body ->
+  let body = Yojson.Safe.from_string body |> t_of_yojson in
+  body
+
+let get_public_pem user =
+  user.public_key.public_key_pem |> Cstruct.of_string
+  |> X509.Public_key.decode_pem
+
+let name user = user.name