NewLink.java

package com.rectang.xsm.pages.nav;

import com.rectang.xsm.pages.cms.Page;
import com.rectang.xsm.site.Site;
import com.rectang.xsm.site.DocumentPage;
import com.rectang.xsm.site.HierarchicalPage;
import com.rectang.xsm.UserData;
import com.rectang.xsm.io.XSMDocument;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.RadioGroup;
import org.apache.wicket.markup.html.form.Radio;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.model.PropertyModel;
import org.apache.wicket.model.Model;
import org.apache.wicket.model.StringResourceModel;
import org.apache.wicket.PageParameters;

import java.io.File;

/**
 * The new tab for adding links to the site menu
 *
 * @author Andrew Williams
 * @version $Id: NewLink.java 831 2011-09-25 12:59:18Z andy $
 * @since 2.0
 */
public class NewLink
        extends Page
{
    public NewLink( PageParameters parameters )
    {
        super( parameters );
    }

    public void layout()
    {
        super.layout();

        add( new NewLink.NewForm( "newform" ) );
    }

    private class NewForm
            extends Form
    {
        private String name, url = "http://", level = "child";

        public NewForm( String id )
        {
            super( id );
            Site site = getXSMSession().getSite();
            UserData user = getXSMSession().getUser();

            add( new TextField( "name", new PropertyModel( this, "name" ) ).setRequired( true ) );

            add( new TextField( "url", new PropertyModel( this, "url" ) ).setRequired( true ) );

            RadioGroup grouping;
            add( grouping =
                    new RadioGroup( "levelgroup", new PropertyModel( this, "level" ) ) );

            boolean canAddSibling = false;
            if ( getXSMPage().getParent() != null )
            {
                if ( getXSMPage().getParent().equals( site.getRootPage() ) )
                {
                    canAddSibling = user.isSiteAdmin();
                }
                else
                {
                    if ( getXSMPage().getParent() instanceof DocumentPage )
                    {
                        canAddSibling = ((DocumentPage) getXSMPage().getParent()).getXSMDocument().canEdit( user );
                    }
                    else
                    {
                        canAddSibling = user.isSiteAdmin();
                    }
                }
            }
            boolean canAddChild;
            if ( getXSMPage().equals( site.getRootPage() ) )
            {
                canAddChild = user.isSiteAdmin();
            }
            else
            {
                canAddChild = (getXSMPage() instanceof HierarchicalPage) && canEdit();
            }

            grouping.add( new Radio( "siblinglevel", new Model( "sibling" ) ).setVisible( canAddSibling ) );
            grouping.add( new Label( "siblingtext", new StringResourceModel( "level.sibling", this, new Model( getXSMPage() ) ) ) );
            grouping.add( new Radio( "childlevel", new Model( "child" ) ).setVisible( canAddChild ) );
            grouping.add( new Label( "childtext", new StringResourceModel( "level.child", this, new Model( getXSMPage() ) ) ) );
        }

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

            Site site = getXSMSession().getSite();
            String file = XSMDocument.encode( name );

            HierarchicalPage parent;
            if ( level.equals( "sibling" ) )
            {
                parent = getXSMPage().getParent();
            }
            else
            {
                if ( !(getXSMPage() instanceof HierarchicalPage) )
                {
                    getSession().error( "Cannot add a child page to a non-heirarchical parent" );
                    return;
                }
                parent = (HierarchicalPage) getXSMPage();
            }

            if ( file.charAt( 0 ) == '_' )
            { /* spaces already converted */
                warn( "Pages names cannot begin with the characters _& ?+/\"'" );
                return;
            }


            String newPath = new File( parent.getPath(), file ).getPath();
            com.rectang.xsm.site.Page existing = site.getPage( newPath );
            if ( existing != null )
            {
                warn( "Page " + newPath + " already exists" );
                return;
            }

      /* Add entry to contents for new page */
            com.rectang.xsm.site.LinkPage newLink =
                    new com.rectang.xsm.site.LinkPage( site, parent, name, true );
            newLink.setLink( url );
            parent.addSubPage( newLink );
            if ( !site.save() )
            {
                fatal( "Error saving site, could not create new page" );
                return;
            }

            PageParameters params = new PageParameters();
            params.add( "page", newPath );
            setResponsePage( LinkView.class, params );
        }

        public String getUrl()
        {
            return url;
        }

        public void setUrl( String url )
        {
            this.url = url;
        }

        public String getName()
        {
            return name;
        }

        public void setName( String name )
        {
            this.name = name;
        }

        public String getLevel()
        {
            return level;
        }

        public void setLevel( String level )
        {
            this.level = level;
        }
    }
}