don't create add url if neither of 'select from existing' nor 'provid…

…e selection' options set (#385)

Co-authored-by: Georgy Litvinov <georgy.litvinov@tib.eu>

api/src/main/java/edu/cornell/mannlib/vitro/webapp/web/templatemodels/individual/ObjectPropertyTemplateModel.java

@@ -113,7 +113,7 @@ public String toString() {
         }
     }
 
-    protected void setAddUrl(Property property) {
+    protected void setAddUrl(ObjectProperty property) {
     	// Is the add link suppressed for this property?
     	if (property.isAddLinkSuppressed()) {
     		return;
@@ -125,6 +125,10 @@ protected void setAddUrl(Property property) {
         if ( ! PolicyHelper.isAuthorizedForActions(vreq, action) ) {
             return;
         }
+
+        if (isNotAllowedToCreateOrSelect(property)) {
+            return;
+        }
 
         String rangeUri = (property instanceof ObjectProperty)
                 ? ((ObjectProperty) property).getRangeVClassURI()
@@ -152,6 +156,10 @@ protected void setAddUrl(Property property) {
         }
     }
 
+    private boolean isNotAllowedToCreateOrSelect(ObjectProperty property) {
+        return !property.getSelectFromExisting() && !property.getOfferCreateNewOption();
+    }
+
 		/**
      * Pull this into a protected method so we can stub it out in the unit tests.
      * Other options: