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1   /*
2    * Copyright 2005-2007 The Kuali Foundation
3    *
4    *
5    * Licensed under the Educational Community License, Version 2.0 (the "License");
6    * you may not use this file except in compliance with the License.
7    * You may obtain a copy of the License at
8    *
9    * http://www.opensource.org/licenses/ecl2.php
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.kuali.rice.kew.actions;
18  
19  import org.apache.log4j.MDC;
20  import org.kuali.rice.kew.actionrequest.ActionRequestValue;
21  import org.kuali.rice.kew.actionrequest.Recipient;
22  import org.kuali.rice.kew.actions.asyncservices.BlanketApproveProcessorService;
23  import org.kuali.rice.kew.actiontaken.ActionTakenValue;
24  import org.kuali.rice.kew.api.WorkflowRuntimeException;
25  import org.kuali.rice.kew.doctype.bo.DocumentType;
26  import org.kuali.rice.kew.engine.BlanketApproveEngine;
27  import org.kuali.rice.kew.engine.CompatUtils;
28  import org.kuali.rice.kew.engine.OrchestrationConfig;
29  import org.kuali.rice.kew.engine.RouteContext;
30  import org.kuali.rice.kew.engine.node.RouteNode;
31  import org.kuali.rice.kew.engine.node.service.RouteNodeService;
32  import org.kuali.rice.kew.exception.InvalidActionTakenException;
33  import org.kuali.rice.kew.messaging.MessageServiceNames;
34  import org.kuali.rice.kew.routeheader.DocumentRouteHeaderValue;
35  import org.kuali.rice.kew.service.KEWServiceLocator;
36  import org.kuali.rice.kew.util.KEWConstants;
37  import org.kuali.rice.kim.api.identity.principal.PrincipalContract;
38  
39  
40  import java.util.*;
41  
42  
43  /**
44   * Does the sync work for blanket approves requested by client apps.
45   *
46   * @author Kuali Rice Team (rice.collab@kuali.org)
47   */
48  public class BlanketApproveAction extends ActionTakenEvent {
49  
50      private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(BlanketApproveAction.class);
51      private Set<String> nodeNames;
52  
53      public BlanketApproveAction(DocumentRouteHeaderValue rh, PrincipalContract principal) {
54          super(KEWConstants.ACTION_TAKEN_BLANKET_APPROVE_CD, rh, principal);
55  
56          setQueueDocumentAfterAction(false);
57  
58      }
59  
60      public BlanketApproveAction(DocumentRouteHeaderValue rh, PrincipalContract principal, String annotation, Integer routeLevel) {
61          this(rh, principal, annotation, convertRouteLevel(rh.getDocumentType(), routeLevel));
62      }
63  
64      public BlanketApproveAction(DocumentRouteHeaderValue rh, PrincipalContract principal, String annotation, String nodeName) {
65          this(rh, principal, annotation, Collections.singleton(nodeName));
66  
67      }
68  
69      public BlanketApproveAction(DocumentRouteHeaderValue rh, PrincipalContract principal, String annotation, Set<String> nodeNames) {
70          super(KEWConstants.ACTION_TAKEN_BLANKET_APPROVE_CD, rh, principal, annotation);
71          this.nodeNames = (nodeNames == null ? new HashSet<String>() : nodeNames);
72          setQueueDocumentAfterAction(false);
73      }
74  
75      private static Set<String> convertRouteLevel(DocumentType documentType, Integer routeLevel) {
76          Set<String> nodeNames = new HashSet<String>();
77          if (routeLevel == null) {
78              return nodeNames;
79          }
80          RouteNode node = CompatUtils.getNodeForLevel(documentType, routeLevel);
81          if (node == null) {
82              throw new WorkflowRuntimeException("Could not locate a valid node for the given route level: " + routeLevel);
83          }
84          nodeNames.add(node.getRouteNodeName());
85          return nodeNames;
86      }
87  
88      /* (non-Javadoc)
89       * @see org.kuali.rice.kew.actions.ActionTakenEvent#validateActionRules()
90       */
91      @Override
92      public String validateActionRules() {
93          return validateActionRules(getActionRequestService().findAllPendingRequests(routeHeader.getDocumentId()));
94      }
95  
96      public String validateActionRules(List<ActionRequestValue> actionRequests) {
97          if ( (nodeNames != null) && (!nodeNames.isEmpty()) ) {
98              String nodeName = isGivenNodeListValid();
99              if (!org.apache.commons.lang.StringUtils.isEmpty(nodeName)) {
100                 return "Document already at or beyond route node " + nodeName;
101             }
102         }
103         if (!getRouteHeader().isValidActionToTake(getActionPerformedCode())) {
104             return "Document is not in a state to be approved";
105         }
106         List<ActionRequestValue> filteredActionRequests = filterActionRequestsByCode(actionRequests, KEWConstants.ACTION_REQUEST_COMPLETE_REQ);
107         if (!isActionCompatibleRequest(filteredActionRequests)) {
108             return "No request for the user is compatible with the BlanketApprove Action";
109         }
110     	// check state before checking kim
111         if (! KEWServiceLocator.getDocumentTypePermissionService().canBlanketApprove(getPrincipal().getPrincipalId(), getRouteHeader().getDocumentType(), getRouteHeader().getDocRouteStatus(), getRouteHeader().getInitiatorWorkflowId())) {
112             return "User is not authorized to BlanketApprove document";
113         }
114         return "";
115     }
116 
117     private String isGivenNodeListValid() {
118         for (Iterator<String> iterator = nodeNames.iterator(); iterator.hasNext();) {
119             String nodeName = (String) iterator.next();
120             if (nodeName == null) {
121                 iterator.remove();
122                 continue;
123             }
124             if (!getRouteNodeService().isNodeInPath(getRouteHeader(), nodeName)) {
125                 return nodeName;
126             }
127         }
128         return "";
129     }
130 
131     public void recordAction() throws InvalidActionTakenException {
132         MDC.put("docId", getRouteHeader().getDocumentId());
133         updateSearchableAttributesIfPossible();
134 
135         List<ActionRequestValue> actionRequests = getActionRequestService().findAllValidRequests(getPrincipal().getPrincipalId(), getDocumentId(), KEWConstants.ACTION_REQUEST_COMPLETE_REQ);
136         String errorMessage = validateActionRules(actionRequests);
137         if (!org.apache.commons.lang.StringUtils.isEmpty(errorMessage)) {
138             throw new InvalidActionTakenException(errorMessage);
139         }
140 
141         LOG.debug("Checking to see if the action is legal");
142 
143             LOG.debug("Blanket approving document : " + annotation);
144 
145             if (getRouteHeader().isStateInitiated() || getRouteHeader().isStateSaved()) {
146                 markDocumentEnroute(getRouteHeader());
147                 getRouteHeader().setRoutedByUserWorkflowId(getPrincipal().getPrincipalId());
148             }
149 
150             LOG.debug("Record the blanket approval action");
151             Recipient delegator = findDelegatorForActionRequests(actionRequests);
152             ActionTakenValue actionTaken = saveActionTaken(delegator);
153 
154             LOG.debug("Deactivate pending action requests for user");
155             getActionRequestService().deactivateRequests(actionTaken, actionRequests);
156             notifyActionTaken(actionTaken);
157 
158             KEWServiceLocator.getRouteHeaderService().saveRouteHeader(getRouteHeader());
159 
160 //        } else {
161 //            LOG.warn("Document not in state to be approved.");
162 //            throw new InvalidActionTakenException("Document is not in a state to be approved");
163 //        }
164             
165           queueDeferredWork(actionTaken);
166     }
167 
168     protected void queueDeferredWork(ActionTakenValue actionTaken) {
169         try {
170         	final boolean shouldIndex = getRouteHeader().getDocumentType().hasSearchableAttributes() && RouteContext.getCurrentRouteContext().isSearchIndexingRequestedForContext();
171         	
172             BlanketApproveProcessorService blanketApprove = MessageServiceNames.getBlanketApproveProcessorService(routeHeader);
173             blanketApprove.doBlanketApproveWork(routeHeader.getDocumentId(), getPrincipal().getPrincipalId(), actionTaken.getActionTakenId(), nodeNames, shouldIndex);
174 //
175 
176 //          KEWAsyncronousJavaService blanketApproveProcessor = (KEWAsyncronousJavaService)SpringServiceLocator.getMessageHelper().getServiceAsynchronously(
177 //                  MessageServiceNames.BLANKET_APPROVE_PROCESSING_SERVICE, routeHeader);
178 //          blanketApproveProcessor.invoke(BlanketApproveProcessor.getPayLoad(user, action.getActionTaken(), nodeNames, routeHeader));
179 
180 //          SpringServiceLocator.getMessageHelper().sendMessage(MessageServiceNames.BLANKET_APPROVE_PROCESSING_SERVICE,
181 //                  BlanketApproveProcessor.getPayLoad(user, action.getActionTaken(), nodeNames, routeHeader), routeHeader);
182         } catch (Exception e) {
183             LOG.error(e);
184             throw new WorkflowRuntimeException(e);
185         }
186 //      SpringServiceLocator.getRouteQueueService().requeueDocument(routeHeader.getDocumentId(), KEWConstants.ROUTE_QUEUE_BLANKET_APPROVE_PRIORITY, new Long(0),
187 //              BlanketApproveProcessor.class.getName(), BlanketApproveProcessor.getBlanketApproveProcessorValue(user, action.getActionTaken(), nodeNames));
188     }
189     
190     public void performDeferredBlanketApproveWork(ActionTakenValue actionTaken) throws Exception {
191 
192         if (getRouteHeader().isInException()) {
193             LOG.debug("Moving document back to Enroute from Exception");
194 
195             String oldStatus = getRouteHeader().getDocRouteStatus();
196             getRouteHeader().markDocumentEnroute();
197 
198             String newStatus = getRouteHeader().getDocRouteStatus();
199             notifyStatusChange(newStatus, oldStatus);
200         }
201         OrchestrationConfig config = new OrchestrationConfig();
202         config.setDestinationNodeNames(nodeNames);
203         config.setCause(actionTaken);
204         BlanketApproveEngine blanketApproveEngine = KEWServiceLocator.getBlanketApproveEngineFactory().newEngine(config);
205         blanketApproveEngine.process(getRouteHeader().getDocumentId(), null);
206    
207         queueDocumentProcessing();
208    }
209 
210     protected void markDocumentEnroute(DocumentRouteHeaderValue routeHeader) throws InvalidActionTakenException {
211         String oldStatus = getRouteHeader().getDocRouteStatus();
212         getRouteHeader().markDocumentEnroute();
213 
214         String newStatus = getRouteHeader().getDocRouteStatus();
215         notifyStatusChange(newStatus, oldStatus);
216         KEWServiceLocator.getRouteHeaderService().saveRouteHeader(getRouteHeader());
217     }
218 
219     private RouteNodeService getRouteNodeService() {
220         return KEWServiceLocator.getRouteNodeService();
221     }
222 }