/*

  * Copyright 2005-2009 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.engine.node;

 import org.apache.commons.lang.StringUtils;

 import org.apache.log4j.Logger;

 import org.jdom.Element;

 import org.kuali.rice.core.util.xml.XmlHelper;

 import org.kuali.rice.kew.api.WorkflowRuntimeException;

 import org.kuali.rice.kew.engine.RouteContext;

 import org.kuali.rice.kew.engine.RouteHelper;

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

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

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

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

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

 import org.kuali.rice.kim.bo.Person;

 import org.kuali.rice.kim.api.services.KimApiServiceLocator;

 import java.util.ArrayList;

 import java.util.Collection;

 import java.util.Iterator;

 /**

  * A node which will generate an FYI request to a university ID specified in the document content.

  *

  * @deprecated Use {@link UniversityIdRoleAttribute} instead

  *

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

  */

 public class FYIByUniversityId extends RequestActivationNode {

     private static final Logger LOG = Logger.getLogger(FYIByUniversityId.class);

         public SimpleResult process(RouteContext context, RouteHelper helper)

                         throws Exception {

         LOG.debug("processing FYIByUniversityId node");

         Element rootElement = getRootElement(new StandardDocumentContent(context.getDocument().getDocContent()));

                  Collection<Element> fieldElements = XmlHelper.findElements(rootElement, "field");

         Iterator<Element> elementIter = fieldElements.iterator();

         while (elementIter.hasNext()) {

                 Element field = (Element) elementIter.next();

                 Element version = field.getParentElement();

                 if (version.getAttribute("current").getValue().equals("true")) {

                         LOG.debug("Looking for studentUid field:  " + field.getAttributeValue("name"));

                        if (field.getAttribute("name")!= null && field.getAttributeValue("name").equals("studentUid")) {

                                String employeeId = field.getChildText("value");

                             LOG.debug("Should send an FYI to employee ID:  " + employeeId);

                                if (!StringUtils.isBlank(employeeId)) {

                                        Person person = KimApiServiceLocator.getPersonService().getPerson(employeeId);

                                        if (person == null) {

                                                throw new WorkflowRuntimeException("Failed to locate a Person with the given employee ID: " + employeeId);

                                        }

                                        if (!context.isSimulation()) {

                                                KEWServiceLocator.getWorkflowDocumentService().adHocRouteDocumentToPrincipal(person.getPrincipalId(), context.getDocument(), KEWConstants.ACTION_REQUEST_FYI_REQ, null, "Notification Request", person.getPrincipalId(), "Notification Request", true, null);

                                        }

                                        //wfDoc.adHocRouteDocumentToPrincipal(KEWConstants.ACTION_REQUEST_FYI_REQ, "Notification Request", new EmplIdVO(field.getChildText("value")), "Notification Request", true);

                                 LOG.debug("Sent FYI using the adHocRouteDocumentToPrincipal function to UniversityID:  " + person.getEmployeeId());

                                 break;

                        }

                 }

         }

         }

                 return super.process(context, helper);

         }

     private static Element getRootElement(DocumentContent docContent) {

         Element rootElement = null;

         try {

             rootElement = XmlHelper.buildJDocument(docContent.getDocument()).getRootElement();

         } catch (Exception e) {

             throw new WorkflowServiceErrorException("Invalid XML submitted", new ArrayList<Object>());

         }

         return rootElement;

     }

         protected Object getService(String serviceName) {

                 return KEWServiceLocator.getService(serviceName);

         }

 }