/*

  * 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.List;

 import org.apache.log4j.MDC;

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

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

 import org.kuali.rice.kew.engine.node.Process;

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

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

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

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

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

 import org.kuali.rice.kim.api.identity.principal.PrincipalContract;

 /**

  * Action that puts the document in routing.

  *

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

  *

  */

 public class RouteDocumentAction extends ActionTakenEvent {

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

     public RouteDocumentAction(DocumentRouteHeaderValue rh, PrincipalContract principal) {

         super(KEWConstants.ACTION_TAKEN_COMPLETED_CD, rh, principal);

     }

     public RouteDocumentAction(DocumentRouteHeaderValue rh, PrincipalContract principal, String annotation) {

         super(KEWConstants.ACTION_TAKEN_COMPLETED_CD, rh, principal, annotation);

     }

     /* (non-Javadoc)

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

      */

     @Override

     public String getActionPerformedCode() {

         return KEWConstants.ACTION_TAKEN_ROUTED_CD;

     }

     /* (non-Javadoc)

      * @see org.kuali.rice.kew.actions.ActionTakenEvent#isActionCompatibleRequest(java.util.List)

      */

     @Override

     public String validateActionRules() {

             // check state before checking kim

         if (!getRouteHeader().isValidActionToTake(getActionPerformedCode())) {

             return "Document is not in a state to be routed";

         }

             if (! KEWServiceLocator.getDocumentTypePermissionService().canRoute(getPrincipal().getPrincipalId(), getRouteHeader())) {

                     return "User is not authorized to Route document";

             }

         return "";

     }

     @Override

     public String validateActionRules(List<ActionRequestValue> actionRequests) {

             return validateActionRules();

     }

     /**

      * Record the routing action. To route a document, it must be in the proper state. Previous requests and actions have no bearing on the outcome of this action, unless the

      * @throws org.kuali.rice.kew.exception.InvalidActionTakenException

      */

     public void recordAction() throws InvalidActionTakenException {

         MDC.put("docId", getRouteHeader().getDocumentId());

         updateSearchableAttributesIfPossible();

         LOG.debug("Routing document : " + annotation);

         LOG.debug("Checking to see if the action is legal");

         String errorMessage = validateActionRules();

         if (!org.apache.commons.lang.StringUtils.isEmpty(errorMessage)) {

             throw new InvalidActionTakenException(errorMessage);

         }

         // we want to check that the "RouteDocument" command is valid here, not the "Complete" command (which is in our Action's action taken code)

         LOG.debug("Record the routing action");

         ActionTakenValue actionTaken = saveActionTaken();

         //TODO this will get all pending AR's even if they haven't been in an action list... This seems bad

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

         LOG.debug("Deactivate all pending action requests");

         // deactivate any requests for the user that routed the document.

         for (ActionRequestValue actionRequest : actionRequests)

         {

             // requests generated to the user who is routing the document should be deactivated

             if ((getPrincipal().getPrincipalId().equals(actionRequest.getPrincipalId())) && (actionRequest.isActive()))

             {

                 getActionRequestService().deactivateRequest(actionTaken, actionRequest);

             }

             // requests generated by a save action should be deactivated

             else if (KEWConstants.SAVED_REQUEST_RESPONSIBILITY_ID.equals(actionRequest.getResponsibilityId()))

             {

                 getActionRequestService().deactivateRequest(actionTaken, actionRequest);

             }

         }

             notifyActionTaken(actionTaken);

             try {

                 String oldStatus = getRouteHeader().getDocRouteStatus();

                 getRouteHeader().markDocumentEnroute();

                 if (((Process)getRouteHeader().getDocumentType().getProcesses().get(0)).getInitialRouteNode() == null) {

                     getRouteHeader().markDocumentProcessed();

                     getRouteHeader().markDocumentFinalized();

                 }

                 getRouteHeader().setRoutedByUserWorkflowId(getPrincipal().getPrincipalId());

                 String newStatus = getRouteHeader().getDocRouteStatus();

                 notifyStatusChange(newStatus, oldStatus);

                 KEWServiceLocator.getRouteHeaderService().saveRouteHeader(getRouteHeader());

             } catch (WorkflowException ex) {

                 LOG.warn(ex, ex);

                     throw new InvalidActionTakenException(ex.getMessage());

             }

     }

 }