/*

  * Copyright 2005-2007 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.actions;

 import java.util.ArrayList;

 import java.util.Iterator;

 import java.util.List;

 import org.kuali.rice.kew.actionrequest.ActionRequestValue;

 import org.kuali.rice.kew.actiontaken.ActionTakenValue;

 import org.kuali.rice.kew.doctype.bo.DocumentType;

 import org.kuali.rice.kew.exception.InvalidActionTakenException;

 import org.kuali.rice.kew.exception.WorkflowException;

 import org.kuali.rice.kew.exception.WorkflowServiceErrorException;

 import org.kuali.rice.kew.exception.WorkflowServiceErrorImpl;

 import org.kuali.rice.kew.routeheader.DocumentRouteHeaderValue;

 import org.kuali.rice.kew.service.KEWServiceLocator;

 import org.kuali.rice.kew.util.Utilities;

 import org.kuali.rice.kim.bo.entity.KimPrincipal;

 /**

  * Super class for all super user action takens.

  *

  * @author Kuali Rice Team (rice.collab@kuali.org)

  */

 public abstract class SuperUserActionTakenEvent extends ActionTakenEvent {

     private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(SuperUserActionTakenEvent.class);

     protected String superUserAction;

     //protected DocumentRouteStatusChange event;

     private ActionRequestValue actionRequest;

     public static String AUTHORIZATION = "general.routing.superuser.notAuthorized";

     public SuperUserActionTakenEvent(String actionTakenCode, DocumentRouteHeaderValue routeHeader, KimPrincipal principal) {

         super(actionTakenCode, routeHeader, principal);

     }

     public SuperUserActionTakenEvent(String actionTakenCode, DocumentRouteHeaderValue routeHeader, KimPrincipal principal, String annotation, boolean runPostProcessor) {

         super(actionTakenCode, routeHeader, principal, annotation, runPostProcessor);

     }

     /* (non-Javadoc)

      * @see org.kuali.rice.kew.actions.ActionTakenEvent#validateActionRules()

      */

     @Override

     public String validateActionRules() {

         DocumentType docType = getRouteHeader().getDocumentType();

         if (!KEWServiceLocator.getDocumentTypePermissionService().canAdministerRouting(getPrincipal().getPrincipalId(), docType)) {

             return "User not authorized for super user action";

         }

         return "";

     }

     @Override

     public String validateActionRules(List<ActionRequestValue> actionRequests) {

             return validateActionRules();

     }

     public void recordAction() throws InvalidActionTakenException {

         String errorMessage = validateActionRules();

         if (!Utilities.isEmpty(errorMessage)) {

             LOG.info("User not authorized");

             List<WorkflowServiceErrorImpl> errors = new ArrayList<WorkflowServiceErrorImpl>();

             errors.add(new WorkflowServiceErrorImpl(errorMessage, AUTHORIZATION));

             throw new WorkflowServiceErrorException(errorMessage, errors);

         }

         processActionRequests();

         try {

                 String oldStatus = getRouteHeader().getDocRouteStatus();

                 //if the document is initiated then set it enroute so we can transition to any other status

                 if (getRouteHeader().isStateInitiated()) {

                         getRouteHeader().markDocumentEnroute();

                         notifyStatusChange(getRouteHeader().getDocRouteStatus(), oldStatus);

                 }

             markDocument();

             String newStatus = getRouteHeader().getDocRouteStatus();

             notifyStatusChange(newStatus, oldStatus);

         } catch (Exception ex) {

             LOG.error("Caught Exception talking to post processor", ex);

             throw new RuntimeException(ex.getMessage());

         }

     }

     protected abstract void markDocument() throws WorkflowException;

     protected void processActionRequests() throws InvalidActionTakenException {

         LOG.debug("Processing pending action requests");

         ActionTakenValue actionTaken = saveActionTaken();

         List<ActionRequestValue> actionRequests = getActionRequestService().findPendingByDoc(getRouteHeaderId());

         for (ActionRequestValue actionRequest : actionRequests)

         {

             getActionRequestService().deactivateRequest(actionTaken, actionRequest);

         }

         notifyActionTaken(actionTaken);

     }

     public ActionRequestValue getActionRequest() {

         return actionRequest;

     }

     public void setActionRequest(ActionRequestValue actionRequest) {

         this.actionRequest = actionRequest;

     }

 }