Proper parsing of power grants

src/engine/objects/ItemTemplate.java

@@ -350,15 +350,18 @@ public class ItemTemplate {
                     item_user_power_action.put(power, arguments);
                 }
 
-            JSONArray powerGrants = (JSONArray) jsonObject.get("item_power_grant");
-
-            if (powerGrants.isEmpty() == false)
-                for (Object o : powerGrants) {
-                    JSONObject powerGrantEntry = (JSONObject) o;
-                    String power_type = (String) powerGrantEntry.get("power_type");
-                    int power_value = ((Long) powerGrantEntry.get("power_value")).intValue();
-                    item_power_grant.put(power_type, power_value);
+            JSONObject powerGrants = (JSONObject) jsonObject.get("item_power_grant");
+
+            if (powerGrants.isEmpty() == false) {
+
+                JSONObject powerGrantEntries = (JSONObject) powerGrants.get("power_granted_powers");
+
+                for (Object grantedPower : powerGrantEntries.keySet()) {
+                    int powerLevel = ((Long) powerGrantEntries.get(grantedPower)).intValue();
+                    item_power_grant.put((String) grantedPower, powerLevel);
+
                 }
+            }
 
             JSONArray item_power_actions = (JSONArray) jsonObject.get("item_power_action");