feat(unified-share): new capabilities

Signed-off-by: alperozturk96 <alper_ozturk@proton.me>

Author: alperozturk96

library/src/main/java/com/owncloud/android/lib/resources/status/GetCapabilitiesRemoteOperation.java

@@ -163,7 +163,10 @@ public class GetCapabilitiesRemoteOperation extends RemoteOperation<OCCapability
 
     //recommendations
     private static final String NODE_RECOMMENDATIONS = "recommendations";
-    
+
+    // sharing
+    private static final String NODE_SHARING = "sharing";
+
     // needed for checking compatible filenames
     private static final String FORBIDDEN_FILENAME_CHARACTERS = "forbidden_filename_characters";
     private static final String FORBIDDEN_FILENAMES = "forbidden_filenames";
@@ -800,6 +803,11 @@ private OCCapability parseResponse(String response) throws JSONException {
                     capability.setRecommendations(CapabilityBooleanType.FALSE);
                 }
 
+                if (respCapabilities.has(NODE_SHARING)) {
+                    JSONObject sharingCapability = respCapabilities.getJSONObject(NODE_SHARING);
+                    capability.setSharingJson(sharingCapability.toString());
+                }
+
                 // notes folder
                 if (respCapabilities.has(NODE_NOTES)) {
                     JSONObject notesCapability = respCapabilities.getJSONObject(NODE_NOTES);

library/src/main/java/com/owncloud/android/lib/resources/status/OCCapability.kt

@@ -13,6 +13,7 @@ import com.google.gson.Gson
 import com.google.gson.reflect.TypeToken
 import com.nextcloud.android.lib.resources.clientintegration.App
 import com.nextcloud.android.lib.resources.clientintegration.Endpoint
+import kotlinx.serialization.json.Json
 
 /**
  * Contains data of the Capabilities for an account, from the Capabilities API
@@ -130,6 +131,8 @@ class OCCapability {
     // client integration
     var clientIntegrationJson: String? = null
 
+    var sharingJson: String? = null
+
     fun getClientIntegrationEndpoints(
         hook: Type,
         mimetype: String