Examples of IUserLayoutNodeDescription

org.jasig.portal.layout.node.IUserLayoutNodeDescription
An interface describing common features of user layout nodes, that is channels and folders @author Peter Kharchenko {@link pkharchenko@interactivebusiness.com"} @version 1.0

Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

    // Target element to move the source element in front of.  This parameter
    // isn't actually relevant if we're appending the source element.
    String destinationId = request.getParameter("elementID");


    
    IUserLayoutNodeDescription node = null;
    if (isTab(ulm, destinationId)) {
      // if the target is a tab type node, move the portlet to 
      // the end of the first column
      Enumeration columns = ulm.getChildIds(destinationId);
      if (columns.hasMoreElements()) {
        ulm.moveNode(sourceId, (String) columns.nextElement(), null);
      } else {


        IUserLayoutFolderDescription newColumn = new UserLayoutFolderDescription();
        newColumn.setName("Column");
        newColumn.setId("tbd");
        newColumn
            .setFolderType(IUserLayoutFolderDescription.REGULAR_TYPE);
        newColumn.setHidden(false);
        newColumn.setUnremovable(false);
        newColumn.setImmutable(false);


        // add the column to our layout
        IUserLayoutNodeDescription col = ulm.addNode(newColumn,
            destinationId, null);


        // move the channel
        ulm.moveNode(sourceId, col.getId(), null);
      }


    } else if (ulm.getRootFolderId().equals(
      // if the target is a column type node, we need to just move the portlet
      // to the end of the column

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Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

        newColumn.setHidden(false);
        newColumn.setUnremovable(false);
        newColumn.setImmutable(false);


        // add the column to our layout
        IUserLayoutNodeDescription node = ulm.addNode(newColumn, tabId,
            null);
        newColumns.add(node.getId());


      }
    } else if (columnNumber < columnList.size()) {
      String lastColumn = columnList.get(columnNumber - 1);
      for (int i = columnNumber; i < columnList.size(); i++) {

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Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

                    channel.setParameterValue(param.getName(), param.getValue());
                }
        }
    }


    IUserLayoutNodeDescription node = null;
    if (isTab(ulm, destinationId)) {
      Enumeration columns = ulm.getChildIds(destinationId);
      if (columns.hasMoreElements()) {
        while (columns.hasMoreElements()) {
          // attempt to add this channel to the column
          node = ulm.addNode(channel, (String) columns.nextElement(),
              null);
          // if it couldn't be added to this column, go on and try the next
          // one.  otherwise, we're set.
          if (node != null)
            break;
        }
      } else {


        IUserLayoutFolderDescription newColumn = new UserLayoutFolderDescription();
        newColumn.setName("Column");
        newColumn.setId("tbd");
        newColumn
            .setFolderType(IUserLayoutFolderDescription.REGULAR_TYPE);
        newColumn.setHidden(false);
        newColumn.setUnremovable(false);
        newColumn.setImmutable(false);


        // add the column to our layout
        IUserLayoutNodeDescription col = ulm.addNode(newColumn,
            destinationId, null);


        // add the channel
        node = ulm.addNode(channel, col.getId(), null);
      }


    } else if (isColumn(ulm, destinationId)) {
      // move the channel into the column
      node = ulm.addNode(channel, destinationId, null);

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Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

      }
    }


    private void prepareSaveEditedItem() throws PortalException {
      // update node name
      IUserLayoutNodeDescription node=getUserLayoutManager().getNode(editElementID);
      node.setName(runtimeData.getParameter("name"));
      getUserLayoutManager().updateNode(node);


      // reset the name
      if (node instanceof IUserLayoutChannelDescription) {
        // target is a channel

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Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

      bstate.setRuntimeData(runtimeData);
      context.setState(bstate);
    }


    public void renderXML(ContentHandler out) throws PortalException {
        IUserLayoutNodeDescription node=getUserLayoutManager().getNode(editElementID);
        String elType="folder";
        if(node instanceof IUserLayoutChannelDescription) {
            elType="channel";
        }


      // construct the descriptive XML
      Document doc = DocumentFactory.getNewDocument();
      Element edEl = doc.createElement("editelement");
      Element typeEl = doc.createElement("type");
      if (elType.equals("folder")) {
        typeEl.appendChild(doc.createTextNode("folder"));
      } else {
        typeEl.appendChild(doc.createTextNode("channel"));
      }


      edEl.appendChild(typeEl);
      Element nameEl = doc.createElement("name");
      nameEl.appendChild(doc.createTextNode(node.getName()));
      edEl.appendChild(nameEl);
      // determine element type
      if (elType.equals("folder")) {
        // target is a folder
        StructureStylesheetUserPreferences ssup = context.getUserPreferences().getStructureStylesheetUserPreferences();

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Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

            throw new PortalException("Element with ID=\"" + nodeId +
                                      "\" doesn't exist for " 
                    + owner.getAttribute(IPerson.USERNAME) + "." );
        }
        // instantiate the node description
        IUserLayoutNodeDescription desc = createNodeDescription(element);
        if (nodeId.startsWith(Constants.FRAGMENT_ID_USER_PREFIX)
                && desc instanceof ChannelDescription)
        {
            FragmentChannelInfo info = store.getFragmentChannelInfo(nodeId);
            ((ChannelDescription)desc).setFragmentChannelInfo(info);

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Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

                                              String parentId,
                                              String nextSiblingId )
        throws PortalException
    {
        boolean isChannel=false;
        IUserLayoutNodeDescription parent=this.getNode(parentId);
        if( canAddNode( node, parent, nextSiblingId ) )
        {
            // assign new Id
            IUserLayoutStore layoutStore = getLayoutStore();

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Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

    public boolean moveNode( String nodeId,
                             String parentId,
                             String nextSiblingId )
        throws PortalException
    {
        IUserLayoutNodeDescription parent=this.getNode(parentId);
        IUserLayoutNodeDescription node=this.getNode(nodeId);
        String oldParentNodeId=getParentId(nodeId);
        if(canMoveNode(node,parent,nextSiblingId)) {
            // must be a folder
            Document uld=this.getUserLayoutDOM();
            Element childElement = uld.getElementById(nodeId);
            Element parentElement = uld.getElementById(parentId);
            if(nextSiblingId==null) {
                parentElement.appendChild(childElement);
            } else {
                Node nextSibling=uld.getElementById(nextSiblingId);
                parentElement.insertBefore(childElement,nextSibling);
            }
            this.updateCacheKey();


            // propagate the change into the PLF
            Element oldParent = uld.getElementById(oldParentNodeId);
            TabColumnPrefsHandler.moveElement( childElement,
                                               oldParent,
                                               owner );
            // inform the listeners
            boolean isChannel=false;
            if(node instanceof IUserLayoutChannelDescription) {
                isChannel=true;
            }
            final IUserLayoutNodeDescription oldParentNode = this.getNode(oldParentNodeId);
            LayoutMoveEvent ev=new LayoutMoveEvent(this, parent, node, oldParentNode);
            for(Iterator i=listeners.iterator();i.hasNext();) {
                LayoutEventListener lel=(LayoutEventListener)i.next();
                if(isChannel) {
                    lel.channelMoved(ev);

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Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

    }


    public boolean deleteNode( String nodeId )
        throws PortalException {
        if(canDeleteNode(nodeId)) {
            IUserLayoutNodeDescription nodeDescription=this.getNode(nodeId);
            String parentNodeId=this.getParentId(nodeId);


            Document uld=this.getUserLayoutDOM();
            Element ilfNode = uld.getElementById(nodeId);
            Node parent=ilfNode.getParentNode();
            if(parent!=null) {
                parent.removeChild(ilfNode);
            } else {
                throw new PortalException("Node \""+nodeId +
                        "\" has a NULL parent for layout of " 
                    + owner.getAttribute(IPerson.USERNAME) + ".");
            }
            this.updateCacheKey();


            // now push into the PLF
            TabColumnPrefsHandler.deleteNode( ilfNode, (Element) parent,
                                              owner );
            // inform the listeners
            boolean isChannel=false;
            if(nodeDescription instanceof IUserLayoutChannelDescription) {
                isChannel=true;
            }
            final IUserLayoutNodeDescription parentNode = this.getNode(parentNodeId);
            LayoutMoveEvent ev=new LayoutMoveEvent(this, null, nodeDescription, parentNode);
            for(Iterator i=listeners.iterator();i.hasNext();) {
                LayoutEventListener lel=(LayoutEventListener)i.next();
                if(isChannel) {
                    lel.channelDeleted(ev);

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Examples of org.jasig.portal.layout.node.IUserLayoutNodeDescription

        throws PortalException
    {
        if( canUpdateNode( node ) )
        {
            String nodeId = node.getId();
            IUserLayoutNodeDescription oldNode = getNode( nodeId );


            if( oldNode instanceof IUserLayoutChannelDescription )
            {
                IUserLayoutChannelDescription oldChanDesc = (IUserLayoutChannelDescription) oldNode;
                if (!(node instanceof IUserLayoutChannelDescription))
                {
                    throw new PortalException("Change channel to folder is "
                            + "not allowed by updateNode() method! Occurred "
                            + "in layout for "
                            + owner.getAttribute(IPerson.USERNAME) + ".");
                }
                IUserLayoutChannelDescription newChanDesc = 
                    (IUserLayoutChannelDescription) node;
                updateChannelNode(nodeId, newChanDesc, oldChanDesc);


                // inform the listeners
                final String parentNodeId = this.getParentId(nodeId);
                final IUserLayoutNodeDescription parentNode = this.getNode(parentNodeId);
                LayoutEvent ev = new LayoutEvent(this, parentNode, node);
                for (Iterator i = listeners.iterator(); i.hasNext();)
                {
                    LayoutEventListener lel = (LayoutEventListener) i.next();
                    lel.channelUpdated(ev);
                }
            }
            else
            {
                 // must be a folder
                IUserLayoutFolderDescription oldFolderDesc=(IUserLayoutFolderDescription) oldNode;
                if (oldFolderDesc.getId().equals(getRootFolderId()))
                    throw new PortalException("Update of root node is not currently allowed!");
                    
                if( node instanceof IUserLayoutFolderDescription )
                {
                    IUserLayoutFolderDescription newFolderDesc=(IUserLayoutFolderDescription) node;
                    updateFolderNode(nodeId, newFolderDesc, oldFolderDesc);


                    // inform the listeners
                    final String parentNodeId = this.getParentId(nodeId);
                    final IUserLayoutNodeDescription parentNode = this.getNode(parentNodeId);
                    LayoutEvent ev=new LayoutEvent(this, parentNode, node);
                    for(Iterator i=listeners.iterator();i.hasNext();) {
                        LayoutEventListener lel=(LayoutEventListener)i.next();
                        lel.folderUpdated(ev);
                    }

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