/**
    * Copyright 2005-2013 The Kuali Foundation
    *
    * Licensed under the Educational Community License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    * http://www.opensource.org/licenses/ecl2.php
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.kuali.rice.kew.notes;
  
  import org.kuali.rice.kew.api.document.Document;
  import org.kuali.rice.krad.UserSession;
  
  
  /**
   * The default implementation of a CustomNoteAttribute in core workflow.  This can be overriden
   * in the institution plugin extension.
   */
  public class WorkflowNoteAttributeImpl implements CustomNoteAttribute {
  
      private Document routeHeaderVO;
  
      private UserSession userSession;
  
      @Override
  	public boolean isAuthorizedToAddNotes() throws Exception {
          return true;
      }
  
      /**
       * By default the individual who authored the note is the only one allowed to edit it.
       */
      @Override
  	public boolean isAuthorizedToEditNote(Note note) throws Exception {
      	return note.getNoteAuthorWorkflowId().equalsIgnoreCase(userSession.getPrincipalId());
      }
  
      @Override
  	public Document getRouteHeaderVO() {
          return routeHeaderVO;
      }
  
      @Override
  	public void setRouteHeaderVO(Document routeHeaderVO) {
          this.routeHeaderVO = routeHeaderVO;
      }
  
  	@Override
  	public UserSession getUserSession() {
  		return userSession;
  	}
  
  	@Override
  	public void setUserSession(UserSession userSession) {
  		this.userSession = userSession;
  	}
  	
     @Override
      public boolean isAuthorizedToRetrieveAttachments() throws Exception {
          return true;
      }
  }