Options.java

package com.rectang.xsm.pages.cms;

import com.rectang.xsm.MetaData;
import com.rectang.xsm.site.Site;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.Button;
import org.apache.wicket.markup.html.form.TextArea;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.markup.html.list.ListView;
import org.apache.wicket.markup.html.list.ListItem;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.PageParameters;

import com.rectang.xsm.doc.SupportedOption;
import com.rectang.xsm.wicket.OptionPanel;
import org.apache.wicket.model.PropertyModel;

/**
 * The main CMS options tab
 *
 * @author Andrew Williams
 * @version $Id: Options.java 818 2010-05-30 14:04:21Z andy $
 * @since 2.0
 */
public class Options
        extends DocumentPage
{
    private String oldPath;
    private MetaData metadata;

    public Options( PageParameters parameters )
    {
        super( parameters );
    }

    public void layout()
    {
        super.layout();
        if ( hasError() )
        {
            return;
        }

        oldPath = getDocumentPage().getPublishedPath();
        metadata = getDoc().getMetadata();
        add( new OptionsForm( "optionsform" ) );
    }

    private class OptionsForm
            extends Form
    {
        public OptionsForm( String id )
        {
            super( id );
            final boolean canEdit = getDoc().canEdit( getXSMSession().getUser() );

            add( new TextField( "title", new PropertyModel( metadata, "title" ) ) );
            add( new TextArea( "description", new PropertyModel( metadata, "description" ) ) );

            add( new TextField( "slug", new PropertyModel( this, "slug" ) ) );

            add( new ListView<SupportedOption>( "options", getDoc().getSupportedOptions( getXSMSession().getUser() ) )
            {
                protected void populateItem( ListItem listItem )
                {
                    SupportedOption option = (SupportedOption) listItem.getModelObject();

                    // TODO if canEdit we display edit fields instead of the text
                    // Make some SupportedOption wicket panels to drop in
                    listItem.add( new Label( "label", option.getDescription() ) );
                    if ( canEdit )
                    {
                        switch ( option.getType() )
                        {
                            case SupportedOption.TYPE_BOOL:
                                listItem.add( new OptionPanel.BooleanOption( "option", option, getDoc() ) );
                                break;
                            case SupportedOption.TYPE_INT:
                                listItem.add( new OptionPanel.IntegerOption( "option", option, getDoc() ) );
                                break;
                            default:
                                listItem.add( new OptionPanel.StringOption( "option", option, getDoc() ) );
                        }
                    }
                    else
                    {
                        switch ( option.getType() )
                        {
                            case SupportedOption.TYPE_BOOL:
                                listItem.add( new Label( "option", option.getBoolean( getDoc() ) ? "yes" : "no" ) );
                                break;
                            case SupportedOption.TYPE_INT:
                                listItem.add( new Label( "option", String.valueOf( option.getInteger( getDoc() ) ) ) );
                                break;
                            default:
                                listItem.add( new Label( "option", "\"" + option.getString( getDoc() ) + "\"" ) );
                        }
                    }
                }
            } );

            Button save = new Button( "save" );
            save.setVisible( canEdit );
            add( save );

            Button reset = new Button( "reset" );
            reset.setVisible( canEdit );
            add( reset );
        }

        public String getSlug()
        {
            return getDocumentPage().getSlug();
        }

        public void setSlug( String slug )
        {
            getDocumentPage().setSlug( slug );
        }

        protected void onSubmit()
        {
            super.onSubmit();

            // TODO should we sanity check the slug (i.e. unique...)
            metadata.save();
            getDoc().save();
            if ( !oldPath.equals( getDocumentPage().getPublishedPath() ) )
            {
                getDocumentPage().getSite().save();
                rename();

                oldPath = getDocumentPage().getPublishedPath();
                getDocumentPage().getSite().publish( getXSMSession().getUser() );
            }
            else
            {
                getDoc().publish( getXSMSession().getUser() );
            }
        }

        private void rename()
        {
            Site site = getDocumentPage().getSite();
            if ( getXSMPage() instanceof com.rectang.xsm.site.DocumentPage )
            {
                // what to do if we fail?
                site.getPublishedDoc( oldPath ).rename( getDocumentPage().getPublishedPath() );
            }
        }
    }
}