Add Json LD link

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "actix-webfinger"
 description = "Types and helpers to create and fetch Webfinger resources"
-version = "0.3.0-alpha.3"
+version = "0.3.0-alpha.4"
 license = "GPL-3.0"
 authors = ["asonix <asonix@asonix.dog>"]
 repository = "https://git.asonix.dog/Aardwolf/actix-webfinger"

README.md

@@ -15,7 +15,7 @@ First, add Actix Webfinger as a dependency
 [dependencies]
 actix = "0.10.0-alpha.1"
 actix-web = "3.0.0-alpha.1"
-actix-webfinger = "0.3.0-alpha.3"
+actix-webfinger = "0.3.0-alpha.4"
 ```
 
 Then use it in your application

src/lib.rs

@@ -467,7 +467,9 @@ impl Webfinger {
         &self.links
     }
 
-    /// Add an Activitypub link to this Webfinger
+    /// Add an ActivityPub link to this Webfinger
+    ///
+    /// Since ActivityPub extends JsonLD, this also adds an ActivityStreams JsonLD link
     pub fn add_activitypub(&mut self, href: &str) -> &mut Self {
         self.links.push(Link {
             rel: "self".to_owned(),
@@ -475,10 +477,21 @@ impl Webfinger {
             href: Some(href.to_owned()),
             template: None,
         });
+        self.add_json_ld(href, "https://www.w3.org/ns/activitystreams")
+    }
+
+    /// Add a JsonLD Link to this Webfinger
+    pub fn add_json_ld(&mut self, href: &str, context: &str) -> &mut Self {
+        self.links.push(Link {
+            rel: "self".to_owned(),
+            kind: Some(format!("application/ld+json; context=\"{}\"", context)),
+            href: Some(href.to_owned()),
+            template: None,
+        });
         self
     }
 
-    /// Get an Activitypub link from this Webfinger
+    /// Get an ActivityPub link from this Webfinger
     pub fn activitypub(&self) -> Option<&Link> {
         self.links.iter().find(|l| {
             l.rel == "self"
@@ -489,6 +502,17 @@ impl Webfinger {
         })
     }
 
+    /// Get a JsonLD link from this Webfinger
+    pub fn json_ld(&self) -> Option<&Link> {
+        self.links.iter().find(|l| {
+            l.rel == "self"
+                && l.kind
+                    .as_ref()
+                    .map(|k| k.starts_with("application/ld+json"))
+                    .unwrap_or(false)
+        })
+    }
+
     /// Add a profile link to this Webfinger
     pub fn add_profile(&mut self, href: &str) -> &mut Self {
         self.links.push(Link {