@Override
public void processMessage(final WebSocketMessage webSocketData) {
final SecurityContext securityContext = getWebSocket().getSecurityContext();
final int pageSize = webSocketData.getPageSize();
final int page = webSocketData.getPage();
final App app = StructrApp.getInstance(securityContext);
try (final Tx tx = app.tx()) {
// do search
List<AbstractNode> filteredResults = getUnattachedNodes(app, securityContext, webSocketData);
// save raw result count
int resultCountBeforePaging = filteredResults.size();
// set full result list
webSocketData.setResult(PagingHelper.subList(filteredResults, pageSize, page, null));
webSocketData.setRawResultCount(resultCountBeforePaging);
// send only over local connection
getWebSocket().send(webSocketData, true);
tx.success();
} catch (FrameworkException fex) {
logger.warn("Exception occured", fex);
getWebSocket()
.send(
MessageBuilder.status().code(fex.getStatus()).message(fex.getMessage()).build(),
true);
}
}
public void send(final WebSocketMessage message, final boolean clearSessionId) {
// return session status to client
message.setSessionValid(isAuthenticated());
// whether to clear the token (all command except LOGIN (for now) should absolutely do this!)
if (clearSessionId) {
message.setSessionId(null);
}
// set callback
message.setCallback(callback);
if (isAuthenticated() || "STATUS".equals(message.getCommand())) {
String msg = gson.toJson(message, WebSocketMessage.class);
logger.log(
Level.FINE,
"############################################################ SENDING \n{0}",
msg);
try {
session.getRemote().sendString(msg);
} catch (Throwable t) {
logger.log(Level.WARNING, "Unable to send websocket message to remote client");
}
} else {
logger.log(Level.WARNING, "NOT sending message to unauthenticated client.");
}
}
@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);
}
}
@Override
public void processMessage(final WebSocketMessage webSocketData) {
final String type = (String) webSocketData.getNodeData().get("type");
if (type == null) {
logger.log(Level.WARNING, "Node type given not found");
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
final SecurityContext securityContext = getWebSocket().getSecurityContext();
final App app = StructrApp.getInstance(securityContext);
final SchemaNode typeNode;
try {
typeNode = app.nodeQuery(SchemaNode.class).andName(type).getFirst();
if (typeNode != null) {
webSocketData.setResult(Arrays.asList(typeNode));
// send only over local connection (no broadcast)
getWebSocket().send(webSocketData, true);
}
} catch (FrameworkException ex) {
logger.log(Level.SEVERE, null, ex);
getWebSocket().send(MessageBuilder.status().code(500).build(), true);
}
}
@Override
public void processMessage(WebSocketMessage webSocketData) {
final App app = StructrApp.getInstance(getWebSocket().getSecurityContext());
final String id = webSocketData.getId();
final Map<String, Object> nodeData = webSocketData.getNodeData();
final String source = (String) nodeData.get("source");
final String name = (String) nodeData.get("name");
// check for ID
if (id == null) {
getWebSocket()
.send(
MessageBuilder.status().code(422).message("Cannot create widget without id").build(),
true);
return;
}
// check if parent node with given ID exists
DOMNode node = getDOMNode(id);
if (node == null) {
getWebSocket()
.send(MessageBuilder.status().code(404).message("Node not found").build(), true);
return;
}
try {
// convertFromInput
PropertyMap properties = new PropertyMap();
properties.put(AbstractNode.type, Widget.class.getSimpleName());
properties.put(AbstractNode.name, name);
properties.put(Widget.source, source);
app.create(Widget.class, properties);
} catch (Throwable t) {
logger.log(Level.WARNING, t.toString());
// send exception
getWebSocket().send(MessageBuilder.status().code(422).message(t.toString()).build(), true);
}
}
/**
* Return list of nodes which are not attached to a page and have no parent element (no incoming
* CONTAINS rel)
*
* @param app
* @param securityContext
* @param webSocketData
* @return
* @throws FrameworkException
*/
protected static List<AbstractNode> getUnattachedNodes(
final App app, final SecurityContext securityContext, final WebSocketMessage webSocketData)
throws FrameworkException {
final String sortOrder = webSocketData.getSortOrder();
final String sortKey = webSocketData.getSortKey();
final PropertyKey sortProperty =
StructrApp.getConfiguration().getPropertyKeyForJSONName(DOMNode.class, sortKey);
final Query query =
StructrApp.getInstance(securityContext)
.nodeQuery()
.includeDeletedAndHidden()
.sort(sortProperty)
.order("desc".equals(sortOrder));
query.orTypes(DOMElement.class);
query.orType(Content.class);
query.orType(Template.class);
// do search
List<AbstractNode> filteredResults = new LinkedList();
List<? extends GraphObject> resultList = null;
try (final Tx tx = app.tx()) {
resultList = query.getAsList();
} catch (FrameworkException fex) {
logger.warn("Exception occured", fex);
}
// determine which of the nodes have no incoming CONTAINS relationships and no page id
for (GraphObject obj : resultList) {
if (obj instanceof AbstractNode) {
AbstractNode node = (AbstractNode) obj;
if (!node.hasIncomingRelationships(DOMChildren.class)
&& node.getProperty(DOMNode.ownerDocument) == null
&& !(node instanceof ShadowDocument)) {
filteredResults.add(node);
}
}
}
return filteredResults;
}
@Override
public void processMessage(WebSocketMessage webSocketData) {
final SecurityContext securityContext = getWebSocket().getSecurityContext();
final App app = StructrApp.getInstance(securityContext);
final String id = webSocketData.getId();
try (final Tx tx = app.tx()) {
final Page page = app.get(Page.class, id);
final List<GraphObject> result = new LinkedList<>();
if (page != null) {
collectActiveElements(result, page, Collections.EMPTY_SET, null, 0);
// set full result list
webSocketData.setResult(result);
webSocketData.setRawResultCount(result.size());
// send only over local connection
getWebSocket().send(webSocketData, true);
} else {
getWebSocket()
.send(
MessageBuilder.status()
.code(404)
.message("Page with ID " + id + " not found.")
.build(),
true);
}
} catch (FrameworkException fex) {
logger.log(Level.WARNING, "Exception occured", fex);
getWebSocket()
.send(
MessageBuilder.status().code(fex.getStatus()).message(fex.getMessage()).build(),
true);
}
}
@Override
public void processMessage(WebSocketMessage webSocketData) {
AbstractNode obj = getNode(webSocketData.getId());
boolean rec = (Boolean) webSocketData.getNodeData().get("recursive");
String principalId = (String) webSocketData.getNodeData().get("principalId");
String permission = (String) webSocketData.getNodeData().get("permission");
String action = (String) webSocketData.getNodeData().get("action");
if (principalId == null) {
logger.log(Level.SEVERE, "This command needs a principalId");
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
Principal principal = (Principal) getNode(principalId);
if (principal == null) {
logger.log(Level.SEVERE, "No principal found with id {0}", new Object[] {principalId});
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
webSocketData.getNodeData().remove("recursive");
if (obj != null) {
if (!getWebSocket()
.getSecurityContext()
.isAllowed(((AbstractNode) obj), Permission.accessControl)) {
logger.log(
Level.WARNING,
"No access control permission for {0} on {1}",
new Object[] {getWebSocket().getCurrentUser().toString(), obj.toString()});
getWebSocket()
.send(
MessageBuilder.status().message("No access control permission").code(400).build(),
true);
return;
}
try {
setPermission(obj, principal, action, permission, rec);
} catch (FrameworkException ex) {
logger.log(
Level.SEVERE, "Unable to set permissions: {0}", ((FrameworkException) ex).toString());
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
} else {
logger.log(Level.WARNING, "Graph object with uuid {0} not found.", webSocketData.getId());
getWebSocket().send(MessageBuilder.status().code(404).build(), true);
}
}
@Override
public void onWebSocketText(final String data) {
if (data == null) {
logger.log(Level.WARNING, "Empty text message received.");
return;
}
logger.log(
Level.FINE,
"############################################################ RECEIVED \n{0}",
data.substring(0, Math.min(data.length(), 1000)));
// parse web socket data from JSON
final WebSocketMessage webSocketData = gson.fromJson(data, WebSocketMessage.class);
final App app = StructrApp.getInstance(securityContext);
try (final Tx tx = app.tx()) {
this.callback = webSocketData.getCallback();
final String command = webSocketData.getCommand();
final Class type = commandSet.get(command);
final String sessionIdFromMessage = webSocketData.getSessionId();
if (type != null) {
if (sessionIdFromMessage != null) {
// try to authenticated this connection by sessionId
authenticate(sessionIdFromMessage);
}
// we only permit LOGIN commands if authentication based on sessionId was not successful
if (!isAuthenticated() && !type.equals(LoginCommand.class)) {
// send 401 Authentication Required
send(MessageBuilder.status().code(401).message("").build(), true);
return;
}
AbstractCommand abstractCommand = (AbstractCommand) type.newInstance();
abstractCommand.setWebSocket(this);
abstractCommand.setSession(session);
abstractCommand.setIdProperty(idProperty);
// store authenticated-Flag in webSocketData
// so the command can access it
webSocketData.setSessionValid(isAuthenticated());
// process message
try {
abstractCommand.processMessage(webSocketData);
// commit transaction
tx.success();
} catch (FrameworkException fex) {
fex.printStackTrace(System.out);
// send 400 Bad Request
send(MessageBuilder.status().code(400).message(fex.toString()).build(), true);
}
} else {
logger.log(Level.WARNING, "Unknow command {0}", command);
// send 400 Bad Request
send(MessageBuilder.status().code(400).message("Unknown command").build(), true);
}
} catch (FrameworkException | IllegalAccessException | InstantiationException t) {
logger.log(Level.WARNING, "Unable to parse message.", t);
}
}
@Override
public void processMessage(final WebSocketMessage webSocketData) {
final SecurityContext securityContext = getWebSocket().getSecurityContext();
final String id = webSocketData.getId();
if (id != null) {
final NodeInterface node = getNode(id);
if (node != null) {
if (node instanceof DOMNode) {
// Use new DOM interface
DOMNode domNode = (DOMNode) node;
try {
domNode.getParentNode().removeChild(domNode);
// Remove node from page
final PropertyMap changedProperties = new PropertyMap();
changedProperties.put(DOMNode.syncedNodes, Collections.EMPTY_LIST);
changedProperties.put(DOMNode.pageId, null);
domNode.setProperties(securityContext, changedProperties);
} catch (DOMException | FrameworkException ex) {
logger.error("Could not remove node from page " + domNode, ex);
getWebSocket()
.send(MessageBuilder.status().code(422).message(ex.getMessage()).build(), true);
}
} else {
final App app = StructrApp.getInstance(securityContext);
try {
// Old style: Delete all incoming CONTAINS rels
for (AbstractRelationship rel : node.getIncomingRelationships()) {
if ("CONTAINS".equals(rel.getType())) {
app.delete(rel);
}
}
} catch (Throwable t) {
logger.error("Could not delete relationship", t);
getWebSocket()
.send(
MessageBuilder.status()
.code(400)
.message("Error in RemoveCommand: " + t.getMessage())
.build(),
true);
}
}
} else {
getWebSocket().send(MessageBuilder.status().code(404).build(), true);
}
} else {
getWebSocket()
.send(
MessageBuilder.status()
.code(400)
.message("RemoveCommand called with empty id")
.build(),
true);
}
}
@Override
public void processMessage(WebSocketMessage webSocketData) {
final Map<String, Object> nodeData = webSocketData.getNodeData();
final String parentId = (String) nodeData.get("parentId");
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 content node with given ID exists
final DOMNode contentNode = getDOMNode(parentId);
if (contentNode == 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");
nodeData.remove("tagName");
final DOMNode parentNode = (DOMNode) contentNode.getParentNode();
try {
DOMNode elementNode = null;
if (tagName != null && !tagName.isEmpty()) {
elementNode = (DOMNode) document.createElement(tagName);
}
// append new node to parent parent node
if (elementNode != null) {
parentNode.appendChild(elementNode);
}
// append new node to parent parent node
if (elementNode != null) {
// append content node to new node
elementNode.appendChild(contentNode);
}
} catch (DOMException dex) {
// send DOM exception
getWebSocket()
.send(MessageBuilder.status().code(422).message(dex.getMessage()).build(), true);
}
} 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);
}
}
@Override
public void processMessage(final WebSocketMessage webSocketData) {
String id = webSocketData.getId();
Map<String, Object> nodeData = webSocketData.getNodeData();
String parentId = (String) nodeData.get("parentId");
// check node to append
if (id == null) {
getWebSocket()
.send(
MessageBuilder.status()
.code(422)
.message("Cannot append node, no id is given")
.build(),
true);
return;
}
// check for parent ID
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
AbstractNode parentNode = getNode(parentId);
if (parentNode == null) {
getWebSocket()
.send(MessageBuilder.status().code(404).message("Parent node not found").build(), true);
return;
}
if (parentNode instanceof DOMNode) {
DOMNode parentDOMNode = getDOMNode(parentId);
if (parentDOMNode == null) {
getWebSocket()
.send(
MessageBuilder.status().code(422).message("Parent node is no DOM node").build(),
true);
return;
}
DOMNode node = (DOMNode) getDOMNode(id);
// append node to parent
if (node != null) {
parentDOMNode.appendChild(node);
}
} else {
// send exception
getWebSocket()
.send(
MessageBuilder.status()
.code(422)
.message("Cannot use given node, not instance of DOMNode")
.build(),
true);
}
}
@Override
public JsonElement serialize(
WebSocketMessage src, Type typeOfSrc, JsonSerializationContext context) {
JsonObject root = new JsonObject();
JsonObject jsonNodeData = new JsonObject();
JsonObject jsonRelData = new JsonObject();
JsonArray removedProperties = new JsonArray();
JsonArray modifiedProperties = new JsonArray();
if (src.getCommand() != null) {
root.add("command", new JsonPrimitive(src.getCommand()));
}
if (src.getId() != null) {
root.add("id", new JsonPrimitive(src.getId()));
}
if (src.getPageId() != null) {
root.add("pageId", new JsonPrimitive(src.getPageId()));
}
if (src.getMessage() != null) {
root.add("message", new JsonPrimitive(src.getMessage()));
}
if (src.getCode() != 0) {
root.add("code", new JsonPrimitive(src.getCode()));
}
if (src.getSessionId() != null) {
root.add("sessionId", new JsonPrimitive(src.getSessionId()));
}
if (src.getToken() != null) {
root.add("token", new JsonPrimitive(src.getToken()));
}
if (src.getCallback() != null) {
root.add("callback", new JsonPrimitive(src.getCallback()));
}
if (src.getButton() != null) {
root.add("button", new JsonPrimitive(src.getButton()));
}
if (src.getParent() != null) {
root.add("parent", new JsonPrimitive(src.getParent()));
}
if (src.getView() != null) {
root.add("view", new JsonPrimitive(src.getView()));
}
if (src.getSortKey() != null) {
root.add("sort", new JsonPrimitive(src.getSortKey()));
}
if (src.getSortOrder() != null) {
root.add("order", new JsonPrimitive(src.getSortOrder()));
}
if (src.getPageSize() > 0) {
root.add("pageSize", new JsonPrimitive(src.getPageSize()));
}
if (src.getPage() > 0) {
root.add("page", new JsonPrimitive(src.getPage()));
}
JsonArray nodesWithChildren = new JsonArray();
Set<String> nwc = src.getNodesWithChildren();
if ((nwc != null) && !src.getNodesWithChildren().isEmpty()) {
for (String nodeId : nwc) {
nodesWithChildren.add(new JsonPrimitive(nodeId));
}
root.add("nodesWithChildren", nodesWithChildren);
}
// serialize session valid flag (output only)
root.add("sessionValid", new JsonPrimitive(src.isSessionValid()));
// UPDATE only, serialize only removed and modified properties and use the correct values
if ((src.getGraphObject() != null)) {
GraphObject graphObject = src.getGraphObject();
if (!src.getModifiedProperties().isEmpty()) {
for (PropertyKey modifiedKey : src.getModifiedProperties()) {
modifiedProperties.add(toJsonPrimitive(modifiedKey));
// Object newValue = graphObject.getProperty(modifiedKey);
//
// if (newValue != null) {
//
// if (graphObject instanceof AbstractNode) {
//
// src.getNodeData().put(modifiedKey.jsonName(), newValue);
// } else {
//
// src.getRelData().put(modifiedKey.jsonName(), newValue);
// }
//
// }
}
root.add("modifiedProperties", modifiedProperties);
}
if (!src.getRemovedProperties().isEmpty()) {
for (PropertyKey removedKey : src.getRemovedProperties()) {
removedProperties.add(toJsonPrimitive(removedKey));
}
root.add("removedProperties", removedProperties);
}
}
// serialize node data
if (src.getNodeData() != null) {
for (Entry<String, Object> entry : src.getNodeData().entrySet()) {
Object value = entry.getValue();
String key = entry.getKey();
if (value != null) {
jsonNodeData.add(key, toJsonPrimitive(value));
}
}
root.add("data", jsonNodeData);
}
// serialize relationship data
if (src.getRelData() != null) {
for (Entry<String, Object> entry : src.getRelData().entrySet()) {
Object value = entry.getValue();
String key = entry.getKey();
if (value != null) {
jsonRelData.add(key, toJsonPrimitive(value));
}
}
root.add("relData", jsonRelData);
}
// serialize result list
if (src.getResult() != null) {
if (src.getView() != null) {
try {
propertyView.set(null, src.getView());
} catch (FrameworkException fex) {
logger.log(Level.WARNING, "Unable to set property view", fex);
}
} else {
try {
propertyView.set(null, PropertyView.Ui);
} catch (FrameworkException fex) {
logger.log(Level.WARNING, "Unable to set property view", fex);
}
}
JsonArray result = new JsonArray();
for (GraphObject obj : src.getResult()) {
result.add(graphObjectSerializer.serialize(obj, System.currentTimeMillis()));
}
root.add("result", result);
root.add("rawResultCount", toJsonPrimitive(src.getRawResultCount()));
}
// serialize result tree
// if (src.getResultTree() != null) {
//
// TreeNode node = src.getResultTree();
//
// root.add("root", buildTree(node, context));
//
// }
return root;
}
@Override
public WebSocketMessage deserialize(
JsonElement json, Type typeOfT, JsonDeserializationContext context)
throws JsonParseException {
WebSocketMessage webSocketData = new WebSocketMessage();
if (json instanceof JsonObject) {
JsonObject root = json.getAsJsonObject();
JsonObject nodeData = root.getAsJsonObject("data");
JsonObject relData = root.getAsJsonObject("relData");
if (root.has("command")) {
webSocketData.setCommand(root.getAsJsonPrimitive("command").getAsString());
}
if (root.has("id")) {
webSocketData.setId(root.getAsJsonPrimitive("id").getAsString());
}
if (root.has("pageId")) {
webSocketData.setPageId(root.getAsJsonPrimitive("pageId").getAsString());
}
if (root.has("sessionId")) {
webSocketData.setSessionId(root.getAsJsonPrimitive("sessionId").getAsString());
}
if (root.has("token")) {
webSocketData.setToken(root.getAsJsonPrimitive("token").getAsString());
}
if (root.has("callback")) {
webSocketData.setCallback(root.getAsJsonPrimitive("callback").getAsString());
}
if (root.has("button")) {
webSocketData.setButton(root.getAsJsonPrimitive("button").getAsString());
}
if (root.has("parent")) {
webSocketData.setParent(root.getAsJsonPrimitive("parent").getAsString());
}
if (root.has("view")) {
webSocketData.setView(root.getAsJsonPrimitive("view").getAsString());
}
if (root.has("sort")) {
webSocketData.setSortKey(root.getAsJsonPrimitive("sort").getAsString());
}
if (root.has("order")) {
webSocketData.setSortOrder(root.getAsJsonPrimitive("order").getAsString());
}
if (root.has("pageSize")) {
webSocketData.setPageSize(root.getAsJsonPrimitive("pageSize").getAsInt());
}
if (root.has("page")) {
webSocketData.setPage(root.getAsJsonPrimitive("page").getAsInt());
}
if (nodeData != null) {
for (Entry<String, JsonElement> entry : nodeData.entrySet()) {
webSocketData.setNodeData(entry.getKey(), entry.getValue().getAsString());
}
}
if (relData != null) {
for (Entry<String, JsonElement> entry : relData.entrySet()) {
webSocketData.setRelData(entry.getKey(), entry.getValue().getAsString());
}
}
}
return webSocketData;
}
// ~--- methods --------------------------------------------------------
@Override
public void processMessage(final WebSocketMessage webSocketData) {
final String keyString = (String) webSocketData.getNodeData().get("key");
if (keyString == null) {
logger.error("Unable to remove given object from collection: key is null");
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
final String idToRemove = (String) webSocketData.getNodeData().get("idToRemove");
if (idToRemove == null) {
logger.error("Unable to remove given object from collection: idToRemove is null");
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
GraphObject obj = getNode(webSocketData.getId());
if (obj != null) {
if (!((AbstractNode) obj).isGranted(Permission.write, getWebSocket().getSecurityContext())) {
getWebSocket()
.send(MessageBuilder.status().message("No write permission").code(400).build(), true);
logger.warn(
"No write permission for {} on {}",
new Object[] {getWebSocket().getCurrentUser().toString(), obj.toString()});
return;
}
}
if (obj == null) {
// No node? Try to find relationship
obj = getRelationship(webSocketData.getId());
}
GraphObject objToRemove = getNode(idToRemove);
if (obj != null && objToRemove != null) {
try {
PropertyKey key =
StructrApp.getConfiguration().getPropertyKeyForJSONName(obj.getClass(), keyString);
if (key != null) {
List collection = (List) obj.getProperty(key);
collection.remove(objToRemove);
obj.setProperties(obj.getSecurityContext(), new PropertyMap(key, collection));
if (obj instanceof NodeInterface) {
TransactionCommand.registerNodeCallback((NodeInterface) obj, callback);
} else if (obj instanceof RelationshipInterface) {
TransactionCommand.registerRelCallback((RelationshipInterface) obj, callback);
}
}
} catch (FrameworkException ex) {
logger.error("Unable to set properties: {}", ((FrameworkException) ex).toString());
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
} else {
logger.warn("Graph object with uuid {} not found.", webSocketData.getId());
getWebSocket().send(MessageBuilder.status().code(404).build(), true);
}
}
@Override
public void processMessage(WebSocketMessage webSocketData) {
String id = webSocketData.getId();
Map<String, Object> nodeData = webSocketData.getNodeData();
String parentId = (String) nodeData.get("parentId");
// check node to append
if (id == null) {
getWebSocket()
.send(
MessageBuilder.status()
.code(422)
.message("Cannot append node, no id is given")
.build(),
true);
return;
}
// check for parent ID
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
AbstractNode parentNode = getNode(parentId);
if (parentNode == null) {
getWebSocket()
.send(MessageBuilder.status().code(404).message("Parent node not found").build(), true);
return;
}
if (parentNode instanceof Folder) {
Folder folder = (Folder) parentNode;
AbstractFile file = (AbstractFile) getNode(id);
if (file != null) {
try {
// Remove from existing parent
LinkedTreeNode currentParent = file.treeGetParent(RelType.CONTAINS);
if (currentParent != null) {
currentParent.treeRemoveChild(RelType.CONTAINS, file);
}
folder.treeAppendChild(RelType.CONTAINS, file);
} catch (FrameworkException ex) {
logger.log(Level.SEVERE, null, ex);
getWebSocket()
.send(MessageBuilder.status().code(422).message("Cannot append file").build(), true);
}
}
} else {
// send exception
getWebSocket()
.send(
MessageBuilder.status()
.code(422)
.message("Parent node is not instance of Folder")
.build(),
true);
}
}
@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);
}
}
