Start development sprint 3.

src/routes/channels/fetch_channel.rs

@@ -0,0 +1,16 @@
+use crate::database::*;
+use crate::util::result::{Error, Result};
+
+use rocket_contrib::json::JsonValue;
+
+#[get("/<target>")]
+pub async fn req(user: User, target: Ref) -> Result<JsonValue> {
+    let target = target.fetch_channel().await?;
+
+    let perm = permissions::channel::calculate(&user, &target).await;
+    if !perm.get_view() {
+        Err(Error::LabelMe)?
+    }
+
+    Ok(json!(target))
+}

src/routes/channels/mod.rs

@@ -1,5 +1,9 @@
 use rocket::Route;
 
+mod fetch_channel;
+
 pub fn routes() -> Vec<Route> {
-    routes![]
+    routes![
+        fetch_channel::req
+    ]
 }