001    /**
002     * Copyright 2005-2012 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.rice.kew.actions;
017    
018    import java.util.Collections;
019    import java.util.HashSet;
020    import java.util.Iterator;
021    import java.util.List;
022    import java.util.Set;
023    
024    import org.apache.log4j.MDC;
025    import org.kuali.rice.kew.actionrequest.ActionRequestValue;
026    import org.kuali.rice.kew.actionrequest.Recipient;
027    import org.kuali.rice.kew.api.document.DocumentOrchestrationQueue;
028    import org.kuali.rice.kew.actiontaken.ActionTakenValue;
029    import org.kuali.rice.kew.api.WorkflowRuntimeException;
030    import org.kuali.rice.kew.api.document.DocumentProcessingOptions;
031    import org.kuali.rice.kew.api.exception.InvalidActionTakenException;
032    import org.kuali.rice.kew.doctype.bo.DocumentType;
033    import org.kuali.rice.kew.engine.BlanketApproveEngine;
034    import org.kuali.rice.kew.engine.CompatUtils;
035    import org.kuali.rice.kew.engine.OrchestrationConfig;
036    import org.kuali.rice.kew.engine.OrchestrationConfig.EngineCapability;
037    import org.kuali.rice.kew.engine.RouteContext;
038    import org.kuali.rice.kew.engine.node.RouteNode;
039    import org.kuali.rice.kew.engine.node.service.RouteNodeService;
040    import org.kuali.rice.kew.messaging.MessageServiceNames;
041    import org.kuali.rice.kew.routeheader.DocumentRouteHeaderValue;
042    import org.kuali.rice.kew.service.KEWServiceLocator;
043    import org.kuali.rice.kew.api.KewApiConstants;
044    import org.kuali.rice.kim.api.identity.principal.PrincipalContract;
045    
046    
047    /**
048     * Does the sync work for blanket approves requested by client apps.
049     *
050     * @author Kuali Rice Team (rice.collab@kuali.org)
051     */
052    public class BlanketApproveAction extends ActionTakenEvent {
053    
054        private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(BlanketApproveAction.class);
055        private Set<String> nodeNames;
056    
057        public BlanketApproveAction(DocumentRouteHeaderValue rh, PrincipalContract principal) {
058            this(rh, principal, DEFAULT_ANNOTATION, (Set<String>) null);
059        }
060    
061        public BlanketApproveAction(DocumentRouteHeaderValue rh, PrincipalContract principal, String annotation, Integer routeLevel) {
062            this(rh, principal, annotation, convertRouteLevel(rh.getDocumentType(), routeLevel));
063        }
064    
065        public BlanketApproveAction(DocumentRouteHeaderValue rh, PrincipalContract principal, String annotation, String nodeName) {
066            this(rh, principal, annotation, Collections.singleton(nodeName));
067        }
068    
069        public BlanketApproveAction(DocumentRouteHeaderValue rh, PrincipalContract principal, String annotation, Set<String> nodeNames) {
070            super(KewApiConstants.ACTION_TAKEN_BLANKET_APPROVE_CD, rh, principal, annotation, DEFAULT_RUN_POSTPROCESSOR_LOGIC, false);
071            this.nodeNames = (nodeNames == null ? new HashSet<String>() : nodeNames);
072        }
073    
074        private static Set<String> convertRouteLevel(DocumentType documentType, Integer routeLevel) {
075            Set<String> nodeNames = new HashSet<String>();
076            if (routeLevel == null) {
077                return nodeNames;
078            }
079            RouteNode node = CompatUtils.getNodeForLevel(documentType, routeLevel);
080            if (node == null) {
081                throw new WorkflowRuntimeException("Could not locate a valid node for the given route level: " + routeLevel);
082            }
083            nodeNames.add(node.getRouteNodeName());
084            return nodeNames;
085        }
086    
087        /* (non-Javadoc)
088         * @see org.kuali.rice.kew.actions.ActionTakenEvent#validateActionRules()
089         */
090        @Override
091        public String validateActionRules() {
092            return validateActionRules(getActionRequestService().findAllPendingRequests(routeHeader.getDocumentId()));
093        }
094    
095        public String validateActionRules(List<ActionRequestValue> actionRequests) {
096            if ( (nodeNames != null) && (!nodeNames.isEmpty()) ) {
097                String nodeName = isGivenNodeListValid();
098                if (!org.apache.commons.lang.StringUtils.isEmpty(nodeName)) {
099                    return "Document already at or beyond route node " + nodeName;
100                }
101            }
102            if (!getRouteHeader().isValidActionToTake(getActionPerformedCode())) {
103                return "Document is not in a state to be approved";
104            }
105            List<ActionRequestValue> filteredActionRequests = filterActionRequestsByCode(actionRequests, KewApiConstants.ACTION_REQUEST_COMPLETE_REQ);
106            if (!isActionCompatibleRequest(filteredActionRequests)) {
107                return "No request for the user is compatible with the BlanketApprove Action";
108            }
109            // check state before checking kim
110            if (! KEWServiceLocator.getDocumentTypePermissionService().canBlanketApprove(getPrincipal().getPrincipalId(), getRouteHeader().getDocumentType(), getRouteHeader().getDocRouteStatus(), getRouteHeader().getInitiatorWorkflowId())) {
111                return "User is not authorized to BlanketApprove document";
112            }
113            return "";
114        }
115    
116        private String isGivenNodeListValid() {
117            for (Iterator<String> iterator = nodeNames.iterator(); iterator.hasNext();) {
118                String nodeName = (String) iterator.next();
119                if (nodeName == null) {
120                    iterator.remove();
121                    continue;
122                }
123                if (!getRouteNodeService().isNodeInPath(getRouteHeader(), nodeName)) {
124                    return nodeName;
125                }
126            }
127            return "";
128        }
129    
130        public void recordAction() throws InvalidActionTakenException {
131            MDC.put("docId", getRouteHeader().getDocumentId());
132            updateSearchableAttributesIfPossible();
133    
134            List<ActionRequestValue> actionRequests = getActionRequestService().findAllValidRequests(getPrincipal().getPrincipalId(), getDocumentId(), KewApiConstants.ACTION_REQUEST_COMPLETE_REQ);
135            String errorMessage = validateActionRules(actionRequests);
136            if (!org.apache.commons.lang.StringUtils.isEmpty(errorMessage)) {
137                throw new InvalidActionTakenException(errorMessage);
138            }
139    
140            LOG.debug("Checking to see if the action is legal");
141    
142                LOG.debug("Blanket approving document : " + annotation);
143    
144                if (getRouteHeader().isStateInitiated() || getRouteHeader().isStateSaved()) {
145                    markDocumentEnroute(getRouteHeader());
146                    getRouteHeader().setRoutedByUserWorkflowId(getPrincipal().getPrincipalId());
147                }
148    
149                LOG.debug("Record the blanket approval action");
150                Recipient delegator = findDelegatorForActionRequests(actionRequests);
151                ActionTakenValue actionTaken = saveActionTaken(delegator);
152    
153                LOG.debug("Deactivate pending action requests for user");
154                getActionRequestService().deactivateRequests(actionTaken, actionRequests);
155                notifyActionTaken(actionTaken);
156    
157                KEWServiceLocator.getRouteHeaderService().saveRouteHeader(getRouteHeader());
158    
159    //        } else {
160    //            LOG.warn("Document not in state to be approved.");
161    //            throw new InvalidActionTakenException("Document is not in a state to be approved");
162    //        }
163                
164              queueDeferredWork(actionTaken);
165        }
166    
167        protected void queueDeferredWork(ActionTakenValue actionTaken) {
168            try {
169                    final boolean shouldIndex = getRouteHeader().getDocumentType().hasSearchableAttributes() && RouteContext.getCurrentRouteContext().isSearchIndexingRequestedForContext();
170                    
171                DocumentOrchestrationQueue blanketApprove = MessageServiceNames.getDocumentOrchestrationQueue(routeHeader);
172                org.kuali.rice.kew.api.document.OrchestrationConfig orchestrationConfig =
173                        org.kuali.rice.kew.api.document.OrchestrationConfig.create(actionTaken.getActionTakenId(), nodeNames);
174                DocumentProcessingOptions options = DocumentProcessingOptions.create(true, shouldIndex);
175                blanketApprove.orchestrateDocument(routeHeader.getDocumentId(), getPrincipal().getPrincipalId(),
176                        orchestrationConfig, options);
177            } catch (Exception e) {
178                LOG.error(e);
179                throw new WorkflowRuntimeException(e);
180            }
181        }
182        
183        public void performDeferredBlanketApproveWork(ActionTakenValue actionTaken, DocumentProcessingOptions processingOptions) throws Exception {
184    
185            if (getRouteHeader().isInException()) {
186                LOG.debug("Moving document back to Enroute from Exception");
187    
188                String oldStatus = getRouteHeader().getDocRouteStatus();
189                getRouteHeader().markDocumentEnroute();
190    
191                String newStatus = getRouteHeader().getDocRouteStatus();
192                notifyStatusChange(newStatus, oldStatus);
193            }
194            OrchestrationConfig config = new OrchestrationConfig(EngineCapability.BLANKET_APPROVAL, nodeNames, actionTaken, processingOptions.isSendNotifications(), processingOptions.isRunPostProcessor());
195            BlanketApproveEngine blanketApproveEngine = KEWServiceLocator.getWorkflowEngineFactory().newEngine(config);
196            blanketApproveEngine.process(getRouteHeader().getDocumentId(), null);
197       
198            queueDocumentProcessing();
199       }
200    
201        protected void markDocumentEnroute(DocumentRouteHeaderValue routeHeader) throws InvalidActionTakenException {
202            String oldStatus = getRouteHeader().getDocRouteStatus();
203            getRouteHeader().markDocumentEnroute();
204    
205            String newStatus = getRouteHeader().getDocRouteStatus();
206            notifyStatusChange(newStatus, oldStatus);
207            KEWServiceLocator.getRouteHeaderService().saveRouteHeader(getRouteHeader());
208        }
209    
210        private RouteNodeService getRouteNodeService() {
211            return KEWServiceLocator.getRouteNodeService();
212        }
213    }