@Override
public <T> void setProperty(final PropertyKey<T> key, final T value) throws FrameworkException {
// check for read-only properties
// if (StructrApp.getConfiguration().isReadOnlyProperty(type, key) ||
// (StructrApp.getConfiguration().isWriteOnceProperty(type, key) && (dbRelationship != null) &&
// dbRelationship.hasProperty(key.name()))) {
if (key.isReadOnly()
|| (key.isWriteOnce()
&& (dbRelationship != null)
&& dbRelationship.hasProperty(key.dbName()))) {
if (readOnlyPropertiesUnlocked || securityContext.isSuperUser()) {
// permit write operation once and
// lock read-only properties again
readOnlyPropertiesUnlocked = false;
} else {
throw new FrameworkException(getClass().getSimpleName(), new ReadOnlyPropertyToken(key));
}
}
key.setProperty(securityContext, this, value);
}
@Override
public void processMessage(final WebSocketMessage webSocketData) {
final GraphObject obj = getGraphObject(webSocketData.getId());
String key = (String) webSocketData.getNodeData().get("key");
if (obj != null) {
PropertyKey propertyKey =
StructrApp.getConfiguration().getPropertyKeyForJSONName(obj.getClass(), key);
PropertyConverter converter = propertyKey.inputConverter(getWebSocket().getSecurityContext());
Object value = obj.getProperty(propertyKey);
if (converter != null) {
try {
value = converter.revert(value);
} catch (FrameworkException ex) {
getWebSocket()
.send(MessageBuilder.status().code(400).message(ex.getMessage()).build(), true);
}
}
webSocketData.setNodeData(key, value);
// send only over local connection (no broadcast)
getWebSocket().send(webSocketData, true);
} else {
getWebSocket().send(MessageBuilder.status().code(404).build(), true);
}
}
public Object execute(Object... parameters) throws FrameworkException {
final NodeFactory nodeFactory = new NodeFactory(securityContext);
switch (parameters.length) {
case 1:
{
final Index<Node> index = getIndexFromArguments(NodeIndex.user, arguments);
// we have only a simple user name
if (parameters[0] instanceof String) {
final String userName = (String) parameters[0];
for (final Node n : index.get(AbstractNode.name.dbName(), userName)) {
final NodeInterface s = nodeFactory.instantiate(n);
if (s.getType().equals(Principal.class.getSimpleName())) {
return s;
}
}
}
}
break;
case 3:
{
final String userNickName = (String) parameters[0];
final PropertyKey key = (PropertyKey) parameters[1];
final NodeIndex idx = (NodeIndex) parameters[2];
final Index<Node> index = getIndexFromArguments(idx, arguments);
IndexHits<Node> indexHits = null;
synchronized (index) {
// see: http://docs.neo4j.org/chunked/milestone/indexing-create-advanced.html
indexHits = index.query(key.dbName(), "\"" + userNickName + "\"");
}
try {
for (final Node n : indexHits) {
final Object u = nodeFactory.instantiate(n);
if (u != null) {
return u;
}
}
} finally {
indexHits.close();
}
}
break;
default:
break;
}
return null;
}
public void updateChangeLog(
final Principal user,
final Verb verb,
final PropertyKey key,
final Object previousValue,
final Object newValue) {
if (changeLogEnabled && changeLog != null && key != null) {
final String name = key.jsonName();
if (!hiddenPropertiesInAuditLog.contains(name)
&& !(key.isUnvalidated() || key.isReadOnly())) {
final JsonObject obj = new JsonObject();
obj.add("time", toElement(System.currentTimeMillis()));
obj.add("userId", toElement(user.getUuid()));
obj.add("userName", toElement(user.getName()));
obj.add("verb", toElement(verb));
obj.add("key", toElement(key.jsonName()));
obj.add("prev", toElement(previousValue));
obj.add("val", toElement(newValue));
changeLog.append(obj.toString());
changeLog.append("\n");
}
}
}
@Override
public <T> Comparable getComparableProperty(final PropertyKey<T> key) {
if (key != null) {
final T propertyValue = getProperty(key, false, null); // get "raw" property without converter
// check property converter
PropertyConverter converter = key.databaseConverter(securityContext, this);
if (converter != null) {
try {
return converter.convertForSorting(propertyValue);
} catch (FrameworkException fex) {
logger.log(
Level.WARNING,
"Unable to convert property {0} of type {1}: {2}",
new Object[] {key.dbName(), getClass().getSimpleName(), fex.getMessage()});
}
}
// conversion failed, may the property value itself is comparable
if (propertyValue instanceof Comparable) {
return (Comparable) propertyValue;
}
// last try: convertFromInput to String to make comparable
if (propertyValue != null) {
return propertyValue.toString();
}
}
return null;
}
protected boolean hasPropertyValue(Node node, PropertyKey propertyKey, Object propertyValue) {
if (node != null && node.hasProperty(propertyKey.dbName())) {
Object value = node.getProperty(propertyKey.dbName());
return value.equals(propertyValue);
}
return false;
}
// ----- protected methods -----
protected boolean hasPropertyValue(
Relationship rel, PropertyKey propertyKey, Object propertyValue) {
if (rel != null && rel.hasProperty(propertyKey.dbName())) {
Object value = rel.getProperty(propertyKey.dbName());
return value.equals(propertyValue);
}
return false;
}
@Override
public void indexPassiveProperties() {
for (PropertyKey key :
StructrApp.getConfiguration().getPropertySet(entityType, PropertyView.All)) {
if (key.isPassivelyIndexed()) {
key.index(this, this.getPropertyForIndexing(key));
}
}
}
private <T> T getProperty(
final PropertyKey<T> key,
boolean applyConverter,
final org.neo4j.helpers.Predicate<GraphObject> predicate) {
// early null check, this should not happen...
if (key == null || key.dbName() == null) {
return null;
}
return key.getProperty(securityContext, this, applyConverter, predicate);
}
@Override
public void removeProperty(final PropertyKey key) throws FrameworkException {
dbRelationship.removeProperty(key.dbName());
// remove from index
removeFromIndex(key);
}
/**
* Call validators. This must be synchronized globally
*
* @param securityContext
* @param errorBuffer
* @return valid
*/
private boolean validate(SecurityContext securityContext, ErrorBuffer errorBuffer) {
boolean valid = true;
for (PropertyKey key : removedProperties.keySet()) {
List<PropertyValidator> validators = key.getValidators();
for (PropertyValidator validator : validators) {
Object value = object.getProperty(key);
valid &= validator.isValid(securityContext, object, key, value, errorBuffer);
}
}
// explicitly call isValid()
return valid && object.isValid(errorBuffer);
}
public void removeFromIndex(PropertyKey key) {
for (Index<Relationship> index :
Services.getInstance().getService(NodeService.class).getRelationshipIndices()) {
synchronized (index) {
index.remove(dbRelationship, key.dbName());
}
}
}
@Override
public JsonElement getContent() {
JsonObject obj = new JsonObject();
JsonObject vals = new JsonObject();
for (Entry<PropertyKey, Object> entry : attributes.entrySet()) {
PropertyKey key = entry.getKey();
Object value = entry.getValue();
if (value == null) {
vals.add(key.jsonName(), new JsonNull());
} else {
vals.add(key.jsonName(), new JsonPrimitive(value.toString()));
}
}
obj.add(getErrorToken(), vals);
return obj;
}
@Override
public java.lang.Object getPropertyForIndexing(final PropertyKey key) {
if (key.equals(Content.content)) {
String value = getProperty(Content.content);
if (value != null) {
return Search.escapeForLucene(value);
}
}
return super.getPropertyForIndexing(key);
}
private synchronized <
A extends NodeInterface, B extends NodeInterface, R extends Relation<A, B, ?, ?>>
R createRelationship(
final A fromNode, final B toNode, final Class<R> relType, final PropertyMap properties)
throws FrameworkException {
final RelationshipFactory<R> factory = new RelationshipFactory(securityContext);
final R template = instantiate(relType);
final Node startNode = fromNode.getNode();
final Node endNode = toNode.getNode();
final Relationship rel = startNode.createRelationshipTo(endNode, template);
final R newRel = factory.instantiate(rel);
final Date now = new Date();
// logger.log(Level.INFO, "CREATING relationship {0}-[{1}]->{2}", new Object[] {
// fromNode.getType(), newRel.getRelType(), toNode.getType() } );
if (newRel != null) {
newRel.unlockReadOnlyPropertiesOnce();
newRel.setProperty(GraphObject.type, relType.getSimpleName());
// set UUID
newRel.unlockReadOnlyPropertiesOnce();
newRel.setProperty(GraphObject.id, getNextUuid());
// set created date
newRel.unlockReadOnlyPropertiesOnce();
newRel.setProperty(AbstractRelationship.createdDate, now);
// set last modified date
newRel.unlockReadOnlyPropertiesOnce();
newRel.setProperty(AbstractRelationship.lastModifiedDate, now);
// Try to get the cascading delete flag from the domain specific relationship type
newRel.unlockReadOnlyPropertiesOnce();
newRel.setProperty(
AbstractRelationship.cascadeDelete, factory.instantiate(rel).getCascadingDeleteFlag());
// notify transaction handler
TransactionCommand.relationshipCreated(newRel);
if (properties != null) {
for (Entry<PropertyKey, Object> entry : properties.entrySet()) {
PropertyKey key = entry.getKey();
// on creation, writing of read-only properties should be possible
if (key.isReadOnly() || key.isWriteOnce()) {
newRel.unlockReadOnlyPropertiesOnce();
}
newRel.setProperty(entry.getKey(), entry.getValue());
}
}
// notify relationship of its creation
newRel.onRelationshipCreation();
// iterate post creation transformations
for (Transformation<GraphObject> transformation :
StructrApp.getConfiguration().getEntityCreationTransformations(newRel.getClass())) {
transformation.apply(securityContext, newRel);
}
}
return newRel;
}
@Override
public void processMessage(WebSocketMessage webSocketData) {
final Map<String, Object> nodeData = webSocketData.getNodeData();
final String parentId = (String) nodeData.get("parentId");
final String childContent = (String) nodeData.get("childContent");
final String pageId = webSocketData.getPageId();
nodeData.remove("parentId");
if (pageId != null) {
// check for parent ID before creating any nodes
if (parentId == null) {
getWebSocket()
.send(
MessageBuilder.status()
.code(422)
.message("Cannot add node without parentId")
.build(),
true);
return;
}
// check if parent node with given ID exists
final DOMNode parentNode = getDOMNode(parentId);
if (parentNode == null) {
getWebSocket()
.send(MessageBuilder.status().code(404).message("Parent node not found").build(), true);
return;
}
final Document document = getPage(pageId);
if (document != null) {
final String tagName = (String) nodeData.get("tagName");
final App app = StructrApp.getInstance();
nodeData.remove("tagName");
try {
app.beginTx();
DOMNode newNode;
if (tagName != null && !tagName.isEmpty()) {
newNode = (DOMNode) document.createElement(tagName);
} else {
newNode = (DOMNode) document.createTextNode("#text");
}
// append new node to parent
if (newNode != null) {
parentNode.appendChild(newNode);
for (Entry entry : nodeData.entrySet()) {
String key = (String) entry.getKey();
Object val = entry.getValue();
PropertyKey propertyKey =
StructrApp.getConfiguration()
.getPropertyKeyForDatabaseName(newNode.getClass(), key);
if (propertyKey != null) {
try {
Object convertedValue = val;
PropertyConverter inputConverter =
propertyKey.inputConverter(SecurityContext.getSuperUserInstance());
if (inputConverter != null) {
convertedValue = inputConverter.convert(val);
}
// newNode.unlockReadOnlyPropertiesOnce();
newNode.setProperty(propertyKey, convertedValue);
} catch (FrameworkException fex) {
logger.log(
Level.WARNING,
"Unable to set node property {0} of node {1} to {2}: {3}",
new Object[] {propertyKey, newNode.getUuid(), val, fex.getMessage()});
}
}
}
// create a child text node if content is given
if (StringUtils.isNotBlank(childContent)) {
DOMNode childNode = (DOMNode) document.createTextNode(childContent);
if (newNode != null) {
newNode.appendChild(childNode);
}
}
}
app.commitTx();
} catch (DOMException dex) {
// send DOM exception
getWebSocket()
.send(MessageBuilder.status().code(422).message(dex.getMessage()).build(), true);
} catch (FrameworkException ex) {
Logger.getLogger(CreateAndAppendDOMNodeCommand.class.getName())
.log(Level.SEVERE, null, ex);
} finally {
app.finishTx();
}
} else {
getWebSocket()
.send(MessageBuilder.status().code(404).message("Page not found").build(), true);
}
} else {
getWebSocket()
.send(
MessageBuilder.status()
.code(422)
.message("Cannot create node without pageId")
.build(),
true);
}
}
private void extractAndSetValue(
final NodeInterface obj,
final Document doc,
final String selector,
final String mappedType,
final String mappedAttribute,
final String mappedAttributeFormat,
final SourcePage subPage)
throws FrameworkException {
// If the sub pattern has a mapped attribute, set the extracted value
if (StringUtils.isNotEmpty(mappedAttribute)) {
// Extract the value for this sub pattern's selector
final String ex = doc.select(selector).text();
final ConfigurationProvider config = StructrApp.getConfiguration();
final PropertyKey key = config.getPropertyKeyForJSONName(type(mappedType), mappedAttribute);
if (key != null) {
Object convertedValue = ex;
final PropertyConverter inputConverter = key.inputConverter(securityContext);
if (inputConverter != null) {
final String locale = getProperty(mappedAttributeLocaleProperty);
DecimalFormat decimalFormat = null;
if (key instanceof DoubleProperty) {
if (StringUtils.isNotBlank(locale)) {
decimalFormat = (DecimalFormat) NumberFormat.getNumberInstance(new Locale(locale));
} else if (StringUtils.isNotBlank(mappedAttributeFormat)) {
decimalFormat = new DecimalFormat(mappedAttributeFormat);
}
if (decimalFormat != null) {
convertedValue = decimalFormat.format(convertedValue);
}
} else {
convertedValue = inputConverter.convert(ex);
}
}
obj.setProperty(key, convertedValue);
}
// If the sub pattern has no mapped attribute but a sub page defined, query the patterns of
// the sub page
} else if (subPage != null) {
final String pageUrl = subPage.getProperty(SourcePage.url);
final URI uri;
try {
uri = new URI(pageUrl);
} catch (URISyntaxException ex) {
throw new FrameworkException(422, "Unable to parse sub page url: " + pageUrl);
}
// This is the URL of the linked page derived from the enclosing selector
final String subUrl =
uri.getScheme() + "://" + uri.getAuthority() + doc.select(selector).attr("href");
// Extract the content of the linked page
final String subContent = getContent(subUrl);
// Parse the content into a document
final Document subDoc = Jsoup.parse(subContent);
final List<SourcePattern> subPagePatterns = subPage.getProperty(SourcePage.patterns);
// Loop through all patterns of the sub page
for (final SourcePattern subPagePattern : subPagePatterns) {
final Map<String, Object> params = new HashMap<>();
params.put("document", subDoc);
params.put("object", obj);
subPagePattern.extract(params);
// final String subPagePatternSelector =
// subPagePattern.getProperty(SourcePattern.selectorProperty);
//
//
// // Extract
// final String subEx = subDoc.select(subPagePatternSelector).text();
// final String subPagePatternType =
// subPagePattern.getProperty(SourcePattern.mappedTypeProperty);
//
// if (subPagePatternType != null) {
//
//
// final Elements subParts = subDoc.select(subPagePatternSelector);
//
// final Long j = 1L;
//
// for (final Element subPart : subParts) {
//
// final NodeInterface subObj = create(subPagePatternType);
//
// final List<SourcePattern> subPagePatternPatterns =
// subPagePattern.getProperty(SourcePattern.subPatternsProperty);
//
// for (final SourcePattern subPageSubPattern : subPagePatternPatterns) {
//
//
// final String subPagePatternSelector =
// subPageSubPattern.getProperty(SourcePattern.selectorProperty);
//
//
//
// final String subPageSubPatternSelector = subPagePatternSelector + ":nth-child(" + j
// + ") > " + subPagePatternSelector;
//
// extractAndSetValue(subObj, subDoc, subSelector, mappedType,
// subPatternMappedAttribute);
//
//
// final String subSubEx = subDoc.select(subPageSubPatternSelector).text();
//
// if (subSubEx != null && subSubEx != = '' && subPageSubPattern.mappedAttribute !=
// null) {
//
// final PropertyKey key = config.getPropertyKeyForJSONName(type(mappedType),
// subPatternMappedAttribute);
// if (key != null) {
//
// subObj.setProperty(key, subSubEx);
// }
//
// }
//
// final String subPagePatternMappedAttribute =
// subPagePattern.getProperty(SourcePattern.mappedAttributeProperty);
//
// final PropertyKey key = config.getPropertyKeyForJSONName(type(mappedType),
// subPagePatternMappedAttribute);
// if (key != null) {
//
// obj.setProperty(key, subSubEx);
// }
//
// }
//
// } else {
//
// if (subEx != null && subEx != = '' && subPagePattern.mappedAttribute != null) {
// obj[subPagePattern.mappedAttribute] = subEx;
// }
}
}
}
