示例#1
0
文件: Page.java 项目: tolleiv/structr
  @Override
  protected void handleNewChild(Node newChild) {

    for (final DOMNode child : getAllChildNodes()) {

      try {

        child.setProperty(ownerDocument, this);

      } catch (FrameworkException ex) {
        logger.log(Level.WARNING, "", ex);
      }
    }
  }
  @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);
    }
  }