/*

  * Copyright 2007-2009 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.kim.web.struts.action;

 import org.apache.commons.lang.StringUtils;

 import org.apache.log4j.Logger;

 import org.kuali.rice.core.api.util.RiceKeyConstants;

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

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

 import org.kuali.rice.kim.api.type.KimType;

 import org.kuali.rice.kim.api.type.KimTypeService;

 import org.kuali.rice.kim.bo.ui.KimDocumentRoleMember;

 import org.kuali.rice.kim.bo.ui.KimDocumentRoleQualifier;

 import org.kuali.rice.kim.bo.ui.PersonDocumentRole;

 import org.kuali.rice.kim.document.IdentityManagementPersonDocument;

 import org.kuali.rice.kim.impl.type.KimTypeBo;

 import org.kuali.rice.kim.service.KIMServiceLocatorInternal;

 import org.kuali.rice.kim.util.KIMPropertyConstants;

 import org.kuali.rice.kim.web.struts.form.IdentityManagementDocumentFormBase;

 import org.kuali.rice.kim.web.struts.form.IdentityManagementPersonDocumentForm;

 import org.kuali.rice.krad.datadictionary.AttributeDefinition;

 import org.kuali.rice.krad.datadictionary.KimAttributeDefinition;

 import org.kuali.rice.krad.util.GlobalVariables;

 import org.kuali.rice.krad.util.KRADConstants;

 import javax.servlet.http.HttpServletRequest;

 /**

  * This is a description of what this class does - jonathan don't forget to fill this in. 

  * 

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

  *

  */

 public class IdentityManagementPersonInquiry extends IdentityManagementBaseInquiryAction {

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

         /**

          * This overridden method ...

          * 

          * @see org.kuali.rice.kim.web.struts.action.IdentityManagementBaseInquiryAction#loadKimObject(javax.servlet.http.HttpServletRequest, org.kuali.rice.kim.web.struts.form.IdentityManagementDocumentFormBase)

          */

         @Override

         protected void loadKimObject(HttpServletRequest request,

                         IdentityManagementDocumentFormBase form) {

         IdentityManagementPersonDocumentForm personDocumentForm = (IdentityManagementPersonDocumentForm) form;

         String principalId = request.getParameter(KIMPropertyConstants.Person.PRINCIPAL_ID);

         String principalName = request.getParameter(KIMPropertyConstants.Person.PRINCIPAL_NAME);

         if ( StringUtils.isBlank(principalId) && StringUtils.isNotBlank(principalName) ) {

                 Principal principal = KimApiServiceLocator.getIdentityService().getPrincipalByPrincipalName(principalName);

                 if ( principal != null ) {

                         principalId = principal.getPrincipalId();

                 }

         }

         if ( principalId != null ) {

                 Principal principal = KimApiServiceLocator.getIdentityService().getPrincipal(principalId);

                 if (principal != null) {

                         personDocumentForm.setPrincipalId(principalId);

                         getUiDocumentService().loadEntityToPersonDoc(personDocumentForm.getPersonDocument(), personDocumentForm.getPrincipalId() );

                     personDocumentForm.setCanOverrideEntityPrivacyPreferences(getUiDocumentService().canOverrideEntityPrivacyPreferences(GlobalVariables.getUserSession().getPrincipalId(), personDocumentForm.getPrincipalId()));

                         populateRoleInformation( personDocumentForm.getPersonDocument() );

                 } else {

                         LOG.error("No records found for Person Inquiry.");

                 GlobalVariables.getMessageMap().putError(KRADConstants.GLOBAL_ERRORS, RiceKeyConstants.ERROR_INQUIRY);

                 }

         }

         }

         protected void populateRoleInformation( IdentityManagementPersonDocument personDoc ) {

                 for (PersonDocumentRole role : personDoc.getRoles()) {

                 KimTypeService kimTypeService = (KimTypeService) KIMServiceLocatorInternal.getService(getKimTypeServiceName(KimTypeBo.to(role.getKimRoleType())));

                 //it is possible that the the kimTypeService is coming from a remote application 

                 // and therefore it can't be guarenteed that it is up and working, so using a try/catch to catch this possibility.

                 try {

                     role.setDefinitions(kimTypeService.getAttributeDefinitions(role.getKimTypeId()));

                 } catch (Exception ex) {

                 LOG.warn("Not able to retrieve KimTypeService from remote system for KIM Type Id: " + role.getKimTypeId(), ex);

             }

                 // when post again, it will need this during populate

             role.setNewRolePrncpl(new KimDocumentRoleMember());

             for (String key : role.getDefinitions().keySet()) {

                     KimDocumentRoleQualifier qualifier = new KimDocumentRoleQualifier();

                     //qualifier.setQualifierKey(key);

                         setAttrDefnIdForQualifier(qualifier,role.getDefinitions().get(key));

                     role.getNewRolePrncpl().getQualifiers().add(qualifier);

             }

                 role.setAttributeEntry( getUiDocumentService().getAttributeEntries( role.getDefinitions() ) );

                 }

         }

     private void setAttrDefnIdForQualifier(KimDocumentRoleQualifier qualifier,AttributeDefinition definition) {

                    qualifier.setKimAttrDefnId(((KimAttributeDefinition)definition).getKimAttrDefnId());

                    qualifier.refreshReferenceObject("kimAttribute");

     }

         private String getKimTypeServiceName (KimType kimType) {

             String serviceName = kimType.getName();

             if (StringUtils.isBlank(serviceName)) {

                     serviceName = "kimTypeService";

             }

             return serviceName;

         }

 }