package org.argeo.cms.ui.util;
   
   import java.text.DateFormat;
   import java.text.SimpleDateFormat;
   
   import javax.jcr.Node;
   import javax.jcr.NodeIterator;
   import javax.jcr.Property;
   import javax.jcr.PropertyIterator;
  import javax.jcr.PropertyType;
  import javax.jcr.RepositoryException;
  import javax.jcr.Value;
  
  import org.argeo.cms.CmsException;
  import org.argeo.cms.ui.CmsUiProvider;
  import org.argeo.jcr.JcrUtils;
  import org.eclipse.rap.rwt.RWT;
  import org.eclipse.swt.SWT;
  import org.eclipse.swt.layout.GridLayout;
  import org.eclipse.swt.widgets.Composite;
  import org.eclipse.swt.widgets.Control;
  import org.eclipse.swt.widgets.Label;
  
  public class SimpleDynamicPages implements CmsUiProvider {
  
  	@Override
  	public Control createUi(Composite parent, Node context)
  			throws RepositoryException {
  		if (context == null)
  			throw new CmsException("Context cannot be null");
  		parent.setLayout(new GridLayout(2, false));
  
  		// parent
  		if (!context.getPath().equals("/")) {
  			new CmsLink("..", context.getParent().getPath()).createUi(parent,
  					context);
  			new Label(parent, SWT.NONE).setText(context.getParent()
  					.getPrimaryNodeType().getName());
  		}
  
  		// context
  		Label contextL = new Label(parent, SWT.NONE);
  		contextL.setData(RWT.MARKUP_ENABLED, true);
  		contextL.setText("<b>" + context.getName() + "</b>");
  		new Label(parent, SWT.NONE).setText(context.getPrimaryNodeType()
  				.getName());
  
  		// children
  		// Label childrenL = new Label(parent, SWT.NONE);
  		// childrenL.setData(RWT.MARKUP_ENABLED, true);
  		// childrenL.setText("<i>Children:</i>");
  		// childrenL.setLayoutData(new GridData(SWT.LEAD, SWT.CENTER, false,
  		// false, 2, 1));
  
  		for (NodeIterator nIt = context.getNodes(); nIt.hasNext();) {
  			Node child = nIt.nextNode();
  			new CmsLink(child.getName(), child.getPath()).createUi(parent,
  					context);
  
  			new Label(parent, SWT.NONE).setText(child.getPrimaryNodeType()
  					.getName());
  		}
  
  		// properties
  		// Label propsL = new Label(parent, SWT.NONE);
  		// propsL.setData(RWT.MARKUP_ENABLED, true);
  		// propsL.setText("<i>Properties:</i>");
  		// propsL.setLayoutData(new GridData(SWT.LEAD, SWT.CENTER, false, false,
  		// 2, 1));
  		for (PropertyIterator pIt = context.getProperties(); pIt.hasNext();) {
  			Property property = pIt.nextProperty();
  
  			Label label = new Label(parent, SWT.NONE);
  			label.setText(property.getName());
  			label.setToolTipText(JcrUtils
  					.getPropertyDefinitionAsString(property));
  
  			new Label(parent, SWT.NONE).setText(getPropAsString(property));
  		}
  
  		return null;
  	}
  
  	private String getPropAsString(Property property)
  			throws RepositoryException {
  		String result = "";
  		DateFormat timeFormatter = new SimpleDateFormat("");
  		if (property.isMultiple()) {
  			result = getMultiAsString(property, ", ");
  		} else {
  			Value value = property.getValue();
  			if (value.getType() == PropertyType.BINARY)
  				result = "<binary>";
  			else if (value.getType() == PropertyType.DATE)
  				result = timeFormatter.format(value.getDate().getTime());
  			else
  				result = value.getString();
  		}
  		return result;
 	}
 
 	private String getMultiAsString(Property property, String separator)
 			throws RepositoryException {
 		if (separator == null)
 			separator = "; ";
 		Value[] values = property.getValues();
 		StringBuilder builder = new StringBuilder();
 		for (Value val : values) {
 			String currStr = val.getString();
 			if (!"".equals(currStr.trim()))
 				builder.append(currStr).append(separator);
 		}
 		if (builder.lastIndexOf(separator) >= 0)
 			return builder.substring(0, builder.length() - separator.length());
 		else
 			return builder.toString();
 	}
 }