1. Updated front-end for temporal graph to display helpful message when it takes mnore than 10 seconds to get the data, most likely due to a cached version not available for the requested entity.

productMods/js/visualization/entitycomparison/gui-event-manager.js

@@ -192,6 +192,17 @@ function entityCheckboxOperatedOnEventListener() {
 	
 }
 
+function renderTemporalGraphVisualization(parameters) {
+	
+    setupLoadingScreen(parameters.responseContainer);
+
+    getTemporalGraphData(parameters.dataURL,
+    					 parameters.bodyContainer,
+                         parameters.errorContainer,
+                         parameters.responseContainer);
+	
+}
+
 /*
  * This method will setup the options for loading screen & then activate the 
  * loading screen.
@@ -208,14 +219,38 @@ function setupLoadingScreen(visContainerDIV) {
     $.blockUI.defaults.css.top = '15%';
 	
     visContainerDIV.block({
-        message: '<h3><img src="' + loadingImageLink 
+        message: '<div id="loading-data-container"><h3><img id="data-loading-icon" src="' + loadingImageLink 
         			+ '" />&nbsp;Loading data for <i>' 
         			+ organizationLabel
-        			+ '</i></h3>'
+        			+ '</i></h3></div>'
     });
     
+    setTimeout(function() {
+    	$("#loading-data-container")
+    		.html('<h3><img id="refresh-page-icon" src="' 
+    				+ refreshPageImageLink 
+	    			+ '" />&nbsp;Data for <i>' + organizationLabel
+	    			+ '</i> is now being refreshed. The visualization will load as soon as we are done computing, ' 
+	    			+ 'or you can come back in a few minutes.</h3>')
+	    	.css({'cursor': 'pointer'});
+    	
+    }, 10 * 1000);
+	
 }
 
+$("#reload-data").live('click', function() {
+	
+	options = {
+			responseContainer: $("div#temporal-graph-response"),
+			bodyContainer: $("#body"),
+			errorContainer: $("#error-container"),
+			dataURL: temporalGraphDataURL	
+		};
+		
+	renderTemporalGraphVisualization(options);
+	
+});
+
 /*
  * This function gets json data for temporal graph & after rendering removes the
  * loading message. It will also display the error container in case of any error.
@@ -225,25 +260,34 @@ function getTemporalGraphData(temporalGraphDataURL,
 										errorBodyDIV, 
 										visContainerDIV) {
 	
-	$.ajax({
+	if (!isDataRequestSentViaAJAX) {
-        url: temporalGraphDataURL,
-        dataType: "json",
-        timeout: 5 * 60 * 1000,
-        success: function (data) {
 		
-            if (data.error) {
+		isDataRequestSentViaAJAX = true;
-            	graphBodyDIV.remove();
-            	errorBodyDIV.show();
-            	visContainerDIV.unblock();
 	
-            } else {
+		$.ajax({
-            	graphBodyDIV.show();
+	        url: temporalGraphDataURL,
-            	errorBodyDIV.remove();
+	        dataType: "json",
-                temporalGraphProcessor.initiateTemporalGraphRenderProcess(graphContainer, data);
+	        timeout: 5 * 60 * 1000,
-                visContainerDIV.unblock();
+	        success: function (data) {
-            }
+	
-        }
+	            if (data.error) {
-    });
+	            	graphBodyDIV.remove();
+	            	errorBodyDIV.show();
+	            	visContainerDIV.unblock();
+	                
+	            } else {
+	            	graphBodyDIV.show();
+	            	errorBodyDIV.remove();
+	                temporalGraphProcessor.initiateTemporalGraphRenderProcess(graphContainer, data);
+	                visContainerDIV.unblock();
+	            }
+	        },
+	       complete: function() {
+	        	isDataRequestSentViaAJAX = false;
+	        }
+	    });
+	
+	}
 	
 }
 

productMods/templates/freemarker/visualization/entitycomparison/entityComparisonOnGrantsStandalone.ftl

@@ -19,14 +19,18 @@ This is used in util.js to print grant temporal graph links for all sub-organiza
 */    
 var subOrganizationTemporalGraphURL = "${subOrganizationGrantTemporalGraphCommonURL}";
 
+var temporalGraphDataURL = '${temporalGraphDataURL}';
+
 $(document).ready(function () {
 
-    setupLoadingScreen($("div#temporal-graph-response"));
+	options = {
+		responseContainer: $("div#temporal-graph-response"),
+		bodyContainer: $("#body"),
+		errorContainer: $("#error-container"),
+		dataURL: temporalGraphDataURL	
+	};
 	
-    getTemporalGraphData('${temporalGraphDataURL}',
+	renderTemporalGraphVisualization(options);
-                         $("#body"),
-                         $("#error-container"),
-                         $("div#temporal-graph-response"));
 
 });
 

productMods/templates/freemarker/visualization/entitycomparison/entityComparisonOnPublicationsStandalone.ftl

@@ -19,14 +19,18 @@ This is used in util.js to print grant temporal graph links for all sub-organiza
 */    
 var subOrganizationTemporalGraphURL = "${subOrganizationPublicationTemporalGraphCommonURL}";
 
+var temporalGraphDataURL = '${temporalGraphDataURL}';
+
 $(document).ready(function () {
 
-    setupLoadingScreen($("div#temporal-graph-response"));
+	options = {
+		responseContainer: $("div#temporal-graph-response"),
+		bodyContainer: $("#body"),
+		errorContainer: $("#error-container"),
+		dataURL: temporalGraphDataURL	
+	};
 	
-    getTemporalGraphData('${temporalGraphDataURL}',
+	renderTemporalGraphVisualization(options);
-                         $("#body"),
-                         $("#error-container"),
-                         $("div#temporal-graph-response"));
 
 });
 

productMods/templates/freemarker/visualization/entitycomparison/entityComparisonSetup.ftl

@@ -74,9 +74,12 @@ var organizationLabel = '${organizationLabel}';
 var organizationVIVOProfileURL = "${organizationVivoProfileURL}";
 
 var loadingImageLink = contextPath + "/images/visualization/ajax-loader-indicator.gif";
+var refreshPageImageLink = contextPath + "/images/visualization/refresh-green.png";
 
 var entityCheckboxSelectorDOMClass = "${entityCheckboxSelectorDOMClass}";
 
+var isDataRequestSentViaAJAX = false;
+
 var temporalGraphProcessor;
 
 /*

src/edu/cornell/mannlib/vitro/webapp/visualization/freemarker/entitycomparison/cached/TemporalGrantVisualizationRequestHandler.java

@@ -57,10 +57,10 @@ public class TemporalGrantVisualizationRequestHandler implements
 			
 		}
 		
-//		System.out.println("current models in the system are");
+		System.out.println("current models in the system are");
-//		for (Map.Entry<String, Model> entry : ConstructedModelTracker.getAllModels().entrySet()) {
+		for (Map.Entry<String, Model> entry : ConstructedModelTracker.getAllModels().entrySet()) {
-//			System.out.println(entry.getKey() + " -> " + entry.getValue().size());
+			System.out.println(entry.getKey() + " -> " + entry.getValue().size());
-//		}
+		}
 //		
 		return prepareStandaloneMarkupResponse(vitroRequest, entityURI);
 	}

src/edu/cornell/mannlib/vitro/webapp/visualization/freemarker/visutils/SelectOnModelUtilities.java

@@ -211,11 +211,9 @@ public class SelectOnModelUtilities {
 			fieldLabelToOutputFieldLabel.put("document", QueryFieldLabels.DOCUMENT_URL);
 			fieldLabelToOutputFieldLabel.put("documentLabel", QueryFieldLabels.DOCUMENT_LABEL);
 			fieldLabelToOutputFieldLabel.put("documentPublicationDate", QueryFieldLabels.DOCUMENT_PUBLICATION_DATE);
-			fieldLabelToOutputFieldLabel.put("lastCachedDateTime", QueryFieldLabels.LAST_CACHED_AT_DATETIME);
 			
 			String whereClause = ""
 				+ " <" + subOrganization.getIndividualURI() + "> vivosocnet:hasPersonWithPublication ?document . "
-				+ " <" + subOrganization.getIndividualURI() + "> vivosocnet:lastCachedAt ?lastCachedDateTime . "
 				+ " ?document rdfs:label ?documentLabel . "
 				+ " OPTIONAL { "
 				+ " 	?document core:dateTimeValue ?dateTimeValue . "
@@ -232,6 +230,12 @@ public class SelectOnModelUtilities {
 									subOrganization,
 									allDocumentURIToVOs);
 			
+			String lastCachedAtForEntity = getLastCachedAtDateTimeForEntityInModel(
+					subOrganization, 
+					subOrganizationPublicationsModel);
+
+			subOrganization.setLastCachedAtDateTime(lastCachedAtForEntity);
+			
 		}
 		return allDocumentURIToVOs;
 	}
@@ -276,6 +280,22 @@ public class SelectOnModelUtilities {
 		subEntity.addActivities(currentEntityPublications);
 	}
 	
+	public static String getLastCachedAtForEntity(ResultSet queryResult) {
+		
+		String lastCachedAtDateTime = null;
+		
+		while (queryResult.hasNext()) {
+			
+			QuerySolution solution = queryResult.nextSolution();
+				
+			RDFNode lastCachedAtNode = solution.get(QueryFieldLabels.LAST_CACHED_AT_DATETIME);
+			if (lastCachedAtNode != null) {
+				lastCachedAtDateTime = lastCachedAtNode.toString();
+			}
+		}
+		
+		return lastCachedAtDateTime;
+	}
 	
 	private static void getGrantForEntity(
 			ResultSet queryResult,
@@ -334,22 +354,26 @@ public class SelectOnModelUtilities {
 			
 			System.out.println("constructing grants for " + subOrganization.getIndividualLabel() + " :: " + subOrganization.getIndividualURI());
 			
+			long before = System.currentTimeMillis();
+			
 			Model subOrganizationGrantsModel = ModelConstructorUtilities
 															.getOrConstructModel(
 																	subOrganization.getIndividualURI(),
 																	OrganizationToGrantsForSubOrganizationsModelConstructor.MODEL_TYPE,
 																	dataset);
 			
+			System.out.println("\t construct -> " + (System.currentTimeMillis() - before));
+			
+			before = System.currentTimeMillis();
+			
 			Map<String, String> fieldLabelToOutputFieldLabel = new HashMap<String, String>();
 			fieldLabelToOutputFieldLabel.put("grant", QueryFieldLabels.GRANT_URL);
 			fieldLabelToOutputFieldLabel.put("grantLabel", QueryFieldLabels.GRANT_LABEL);
 			fieldLabelToOutputFieldLabel.put("grantStartDate", QueryFieldLabels.GRANT_START_DATE);
 			fieldLabelToOutputFieldLabel.put("roleStartDate", QueryFieldLabels.ROLE_START_DATE);
-			fieldLabelToOutputFieldLabel.put("lastCachedAtDateTime", QueryFieldLabels.LAST_CACHED_AT_DATETIME);
 			
 			String whereClause = ""
 				+ "{"
-				+ " <" + subOrganization.getIndividualURI() + "> vivosocnet:lastCachedAt ?lastCachedAtDateTime . "
 				+ " <" + subOrganization.getIndividualURI() + "> vivosocnet:hasInvestigatorWithGrant ?grant . "
 				+ " ?grant rdfs:label ?grantLabel . "
 				+ " OPTIONAL { "
@@ -359,7 +383,6 @@ public class SelectOnModelUtilities {
 				+ "}"
 				+ "UNION"
 				+ "{"
-				+ " <" + subOrganization.getIndividualURI() + "> vivosocnet:lastCachedAt ?lastCachedAtDateTime . "
 				+ " <" + subOrganization.getIndividualURI() + "> vivosocnet:hasPIWithGrant ?grant . "
 				+ " ?grant rdfs:label ?grantLabel . "
 				+ " OPTIONAL { "
@@ -369,7 +392,6 @@ public class SelectOnModelUtilities {
 				+ "}"
 				+ "UNION"
 				+ "{"
-				+ " <" + subOrganization.getIndividualURI() + "> vivosocnet:lastCachedAt ?lastCachedAtDateTime . "
 				+ " <" + subOrganization.getIndividualURI() + "> vivosocnet:hascoPIWithGrant ?grant . "
 				+ " ?grant rdfs:label ?grantLabel . "
 				+ " OPTIONAL { "
@@ -385,20 +407,46 @@ public class SelectOnModelUtilities {
 										"",
 										subOrganizationGrantsModel);
 			
-//			subOrganization.addActivities(getGrantForEntity(
-//												subOrganizationGrantsQuery.getQueryResult(),
-//												allGrantURIToVO));
-			
 			/*
 			 * This method side-affects the subOrganization entity & the map containing all the grants for 
 			 * the subject organization.
 			 * */
 			getGrantForEntity(subOrganizationGrantsQuery.getQueryResult(), subOrganization, allGrantURIToVO);
 			
+			String lastCachedAtForEntity = getLastCachedAtDateTimeForEntityInModel(
+													subOrganization, 
+													subOrganizationGrantsModel);
+			
+			subOrganization.setLastCachedAtDateTime(lastCachedAtForEntity);
+			
+			System.out.println("\t select -> " + (System.currentTimeMillis() - before));
 		}
 		return allGrantURIToVO;
 	}
 
+	private static String getLastCachedAtDateTimeForEntityInModel(
+			SubEntity entity, Model subOrganizationGrantsModel)
+			throws MalformedQueryParametersException {
+
+		Map<String, String> fieldLabelToOutputFieldLabel = new HashMap<String, String>();
+		fieldLabelToOutputFieldLabel.put("lastCachedAtDateTime", QueryFieldLabels.LAST_CACHED_AT_DATETIME);
+		
+		String whereClause = ""
+			+ "{"
+			+ " <" + entity.getIndividualURI() + "> vivosocnet:lastCachedAt ?lastCachedAtDateTime . "
+			+ "}";
+		
+		QueryRunner<ResultSet> entityLastCachedAtQuery = 
+			new GenericQueryRunnerOnModel(fieldLabelToOutputFieldLabel,
+									"",
+									whereClause,
+									"",
+									subOrganizationGrantsModel);
+		
+		String lastCachedAtForEntity = getLastCachedAtForEntity(entityLastCachedAtQuery.getQueryResult());
+		return lastCachedAtForEntity;
+	}
+	
 	public static Map<String, Activity> getGrantsForAssociatedPeople(
 			Dataset dataset, Collection<SubEntity> people)
 			throws MalformedQueryParametersException {
@@ -417,11 +465,9 @@ public class SelectOnModelUtilities {
 			fieldLabelToOutputFieldLabel.put("grantLabel", QueryFieldLabels.GRANT_LABEL);
 			fieldLabelToOutputFieldLabel.put("grantStartDate", QueryFieldLabels.GRANT_START_DATE);
 			fieldLabelToOutputFieldLabel.put("roleStartDate", QueryFieldLabels.ROLE_START_DATE);
-			fieldLabelToOutputFieldLabel.put("lastCachedAtDateTime", QueryFieldLabels.LAST_CACHED_AT_DATETIME);
 			
 			String whereClause = ""
 				+ "{"
-				+ " <" + person.getIndividualURI() + "> vivosocnet:lastCachedAt ?lastCachedAtDateTime . "
 				+ " <" + person.getIndividualURI() + "> vivosocnet:hasGrantAsAnInvestigator ?grant . "
 				+ " ?grant rdfs:label ?grantLabel . "
 				+ " OPTIONAL { "
@@ -431,7 +477,6 @@ public class SelectOnModelUtilities {
 				+ "}"
 				+ "UNION"
 				+ "{"
-				+ " <" + person.getIndividualURI() + "> vivosocnet:lastCachedAt ?lastCachedAtDateTime . "
 				+ " <" + person.getIndividualURI() + "> vivosocnet:hasGrantAsPI ?grant . "
 				+ " ?grant rdfs:label ?grantLabel . "
 				+ " OPTIONAL { "
@@ -441,7 +486,6 @@ public class SelectOnModelUtilities {
 				+ "}"
 				+ "UNION"
 				+ "{"
-				+ " <" + person.getIndividualURI() + "> vivosocnet:lastCachedAt ?lastCachedAtDateTime . "
 				+ " <" + person.getIndividualURI() + "> vivosocnet:hasGrantAsCoPI ?grant . "
 				+ " ?grant rdfs:label ?grantLabel . "
 				+ " OPTIONAL { "
@@ -458,6 +502,14 @@ public class SelectOnModelUtilities {
 										peopleGrantsModel);
 			
 			getGrantForEntity(personGrantsQuery.getQueryResult(), person, allGrantURIToVOs);
+			
+			String lastCachedAtForEntity = getLastCachedAtDateTimeForEntityInModel(
+					person, 
+					peopleGrantsModel);
+
+			person.setLastCachedAtDateTime(lastCachedAtForEntity);
+			
+			
 		}
 		return allGrantURIToVOs;
 	}
@@ -481,10 +533,8 @@ public class SelectOnModelUtilities {
 			fieldLabelToOutputFieldLabel.put("document", QueryFieldLabels.DOCUMENT_URL);
 			fieldLabelToOutputFieldLabel.put("documentLabel", QueryFieldLabels.DOCUMENT_LABEL);
 			fieldLabelToOutputFieldLabel.put("documentPublicationDate", QueryFieldLabels.DOCUMENT_PUBLICATION_DATE);
-			fieldLabelToOutputFieldLabel.put("lastCachedAtDateTime", QueryFieldLabels.LAST_CACHED_AT_DATETIME);
 			
 			String whereClause = ""
-				+ " <" + person.getIndividualURI() + "> vivosocnet:lastCachedAt ?lastCachedAtDateTime . "
 				+ " <" + person.getIndividualURI() + "> vivosocnet:hasPublication ?document . "
 				+ " ?document rdfs:label ?documentLabel . "
 				+ " OPTIONAL { "
@@ -502,6 +552,12 @@ public class SelectOnModelUtilities {
 									person,
 									allDocumentURIToVOs);
 			
+			String lastCachedAtForEntity = getLastCachedAtDateTimeForEntityInModel(
+					person, 
+					peoplePublicationsModel);
+
+			person.setLastCachedAtDateTime(lastCachedAtForEntity);
+			
 		}
 		return allDocumentURIToVOs;
 	}