doc/Translate_ttl_to_spec.md

@@ -91,6 +91,29 @@ Maps to
 (s/def ::Link (s/keys :opt-un [::id]))
 ```
 
+## **rdfs:subClassOf**
+
+*its* value a **rdfs:subClassOf** *the class*
+
+If subClassOf links to an other definition we map range same as **a**.
+
+Example:
+```ttl
+as:Activity rdfs:subClassOf as:Object ;
+```
+
+Maps to
+```clojure
+(s/def ::Object ...)
+
+(s/def ::Activity
+    (s/and 
+        ...
+        ::Object
+        ...))
+```
+
+
 # Further infos
 
 ## RDF/S

src/main/cljc/org/domaindrivenarchitecture/activity_pub_poc/activitystreams2.cljc

@@ -4,54 +4,85 @@
             [org.domaindrivenarchitecture.activity-pub-poc.owl :as owl]
             [org.domaindrivenarchitecture.activity-pub-poc.xsd :as xsd]))
 
+; TODO gec: what is this needed for?
 (defn-spec 
   is-functional-property? boolean?
   "Checks whether spec is a FunctionalProperty."
   [spec keyword?]
   (some #(clojure.string/includes? % "FunctionalProperty") (s/describe spec)))
 
+(defn-spec map-class-spec s/spec?
+  "Spec which checks whether a value is a ::owl/Class 
+   and if it is a map, if it validates the given map-spec."
+  [map-spec s/spec?]
+  (s/and
+   ::owl/Class
+   (s/or
+    :no-map #(not (map? %))
+    :map map-spec)))
+
+;=======================
+
+;http://www.w3.org/ns/activitystreams#object
+(s/def ::Object
+  (s/and
+   ::owl/Class
+   (s/keys :opt-un [::id ::type ::attachment])))
+
+;http://www.w3.org/ns/activitystreams#Link
+(s/def ::Link 
+  (s/and
+   ::owl/Class
+   (s/keys :opt-un [::id ::type])))
+
 ;http://www.w3.org/ns/activitystreams#id
-(s/def
-  ::id (s/and ::owl/DatatypeProperty
+(s/def ::id
+  (s/and ::owl/DatatypeProperty
          ::owl/FunctionalProperty
          ::owl/DeprecatedProperty
          ::xsd/anyURI))
 
+;https://www.w3.org/TR/activitystreams-vocabulary/#dfn-type
+;TODO: this can not be found in the ttl / namespace. Where is this exactly defined?
+(s/def ::type
+  any?;::xsd/anyURI
+  )
+
+
+;http://www.w3.org/ns/activitystreams#Activity
+;TODO: Define more properties necessary for Like
+(s/def ::Activity 
+  (s/and
+   ::owl/Class
+   ::Object
+   (s/keys :opt-un [::result ::object])))
+
+
 ;http://www.w3.org/ns/activitystreams#result
 (s/def ::result 
   (s/and 
    ::owl/ObjectProperty
-   ::Class
-   ::Object
-   ::Link))
-
-;http://www.w3.org/ns/activitystreams#attachment
-(s/def ::attachment 
-  (s/and 
-   ::owl/ObjectProperty
-   ::Class
-   ::Link
-   ::Object))
+   (map-class-spec
+    (s/or :object ::Object
+          :link ::Link))))
 
 ;http://www.w3.org/ns/activitystreams#Relationship
-;TODO: definition in progress
+;We only have this class, since the property "object" is in the domain "Activity" and "Relationship"
+; TODO: What means: "as:Relationship a rdf:Statement". Relevant for spec?
 (s/def ::Relationship
-  (s/and (s/keys :opt-un [::object])))
-
-;http://www.w3.org/ns/activitystreams#Activity
-;TODO: definition in progress
-(s/def ::Activity 
-  (s/and ::Object
-         (s/keys :opt-un [::result
-                          ::object])))
+  (s/and
+   ::owl/Class
+   ::Object
+   (s/keys :opt-un [::object])))
 
 ;http://www.w3.org/ns/activitystreams#object
 (s/def ::object 
   (s/and
    ::owl/ObjectProperty
-   ::Class
-   ::Object
-   ::Link))
+   (map-class-spec
+      (s/or
+       :object ::Object
+       :link ::Link))))
 
 ;http://www.w3.org/ns/activitystreams#object
 (defmulti object-type map?)
@@ -72,12 +103,29 @@
   (s/and ::Class))
 (s/def ::Link link-type)
 
+;http://www.w3.org/ns/activitystreams#attachment
+; TODO: Why do we need to model this? Is this necessary for a Like-Activity?
+(s/def ::attachment
+  (s/and 
+   ::owl/ObjectProperty
+   (map-class-spec
+    (s/or
+     :object ::Object
+     :link ::Link))))
+
+;http://www.w3.org/ns/activitystreams#Like
+(s/def ::Like
+  (s/and 
+   ::owl/Class
+   ::Activity))
+
+
+
+;=============
+
 ;TODO: There is no as:Class! Why do we need this?
 ;Answer jem: I do not want to enhance owl/Class inline from here.
 (s/def
   ::Class
   (s/and ::owl/Class))
 
-
-;http://www.w3.org/ns/activitystreams#Like
-(s/def ::Like ::Activity)