@Override
public void execute(final StructrShellCommand parent) throws IOException {
final App app = StructrApp.getInstance();
try (final Tx tx = app.tx()) {
final Folder currentFolder = parent.getCurrentFolder();
if (currentFolder != null) {
listFolder(parent, currentFolder.getProperty(AbstractFile.children));
} else {
listFolder(
parent, app.nodeQuery(AbstractFile.class).and(AbstractFile.parent, null).getAsList());
}
tx.success();
} catch (FrameworkException fex) {
logger.warn("", fex);
}
}
@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);
}
}