Add function ObjectId.is_local (#106)

* Add function ObjectId.is_local

* add test

* add test

examples/live_federation/objects/post.rs

@@ -21,7 +21,6 @@ pub struct DbPost {
     pub text: String,
     pub ap_id: ObjectId<DbPost>,
     pub creator: ObjectId<DbUser>,
-    pub local: bool,
 }
 
 #[derive(Deserialize, Serialize, Debug)]
@@ -59,7 +58,15 @@ impl Object for DbPost {
     }
 
     async fn into_json(self, _data: &Data<Self::DataType>) -> Result<Self::Kind, Self::Error> {
-        unimplemented!()
+        Ok(Note {
+            kind: NoteType::Note,
+            id: self.ap_id,
+            content: self.text,
+            attributed_to: self.creator,
+            to: vec![public()],
+            tag: vec![],
+            in_reply_to: None,
+        })
     }
 
     async fn verify(
@@ -81,7 +88,6 @@ impl Object for DbPost {
             text: json.content,
             ap_id: json.id.clone(),
             creator: json.attributed_to.clone(),
-            local: false,
         };
 
         let mention = Mention {

src/config.rs

@@ -341,3 +341,30 @@ impl<T: Clone> FederationMiddleware<T> {
         FederationMiddleware(config)
     }
 }
+
+#[cfg(test)]
+#[allow(clippy::unwrap_used)]
+mod test {
+    use super::*;
+
+    async fn config() -> FederationConfig<i32> {
+        FederationConfig::builder()
+            .domain("example.com")
+            .app_data(1)
+            .build()
+            .await
+            .unwrap()
+    }
+    #[tokio::test]
+    async fn test_url_is_local() -> Result<(), Error> {
+        let config = config().await;
+        assert!(config.is_local_url(&Url::parse("http://example.com")?));
+        assert!(!config.is_local_url(&Url::parse("http://other.com")?));
+        Ok(())
+    }
+    #[tokio::test]
+    async fn test_get_domain() {
+        let config = config().await;
+        assert_eq!("example.com", config.domain());
+    }
+}

src/fetch/object_id.rs

@@ -169,6 +169,11 @@ where
         Kind::verify(&res.object, redirect_url, data).await?;
         Kind::from_json(res.object, data).await
     }
+
+    /// Returns true if the object's domain matches the one defined in [[FederationConfig.domain]].
+    pub fn is_local(&self, data: &Data<<Kind as Object>::DataType>) -> bool {
+        data.config.is_local_url(&self.0)
+    }
 }
 
 /// Need to implement clone manually, to avoid requiring Kind to be Clone