Contents.java

package com.rectang.xsm.pages.nav;

import com.rectang.xsm.site.DocumentPage;
import com.rectang.xsm.site.HierarchicalPage;
import com.rectang.xsm.XSM;
import com.rectang.xsm.pages.cms.Page;

import java.util.List;
import java.util.Vector;

import org.apache.wicket.model.Model;
import org.apache.wicket.model.StringResourceModel;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.list.ListView;
import org.apache.wicket.markup.html.list.ListItem;
import org.apache.wicket.markup.html.link.BookmarkablePageLink;
import org.apache.wicket.markup.html.link.Link;
import org.apache.wicket.markup.html.image.Image;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.PageParameters;
import org.apache.wicket.ResourceReference;
import org.apache.wicket.AttributeModifier;

/**
 * The main CMS contents tab
 *
 * @author Andrew Williams
 * @version $Id: Contents.java 831 2011-09-25 12:59:18Z andy $
 * @since 2.0
 */
public class Contents
        extends Page
{
    public Contents( PageParameters parameters )
    {
        super( parameters );
    }

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

        WebMarkupContainer label;
        HierarchicalPage parent = getXSMPage().getParent();
        // check for the grandparent, as we don't want folk to get to the root parent
        if ( parent.getParent() != null )
        {
            add( label = new WebMarkupContainer( "parent" ) );
            PageParameters params = new PageParameters();
            params.add( "page", parent.getPath() );
            BookmarkablePageLink link = new BookmarkablePageLink( "parentlink", getClass(), params );
            link.add( new Label( "parentlabel", parent.getTitle() ) );
            label.add( link );
        }
        else
        {
            add( (label = new WebMarkupContainer( "parent" )).setVisible( false ) );
        }

        List childPages;
        if ( getXSMPage() instanceof HierarchicalPage )
        {
            childPages = ((HierarchicalPage) getXSMPage()).getSubPages();
        }
        else
        {
            childPages = new Vector();
        }
        add( new Label( "childtext", new StringResourceModel( "childpages", label,
                new Model( getXSMPage() ) ) ) );
        add( new ListView( "childpages", childPages )
        {
            protected void populateItem( ListItem listItem )
            {
                com.rectang.xsm.site.Page next =
                        (com.rectang.xsm.site.Page) listItem.getModelObject();

                listItem.add( new AttributeModifier( "class",
                        new Model( (listItem.getIndex() % 2 == 1) ? "odd" : "even" ) ) );
                generateListing( next, listItem );
            }
        } );

        add( new Label( "siblingtext", new StringResourceModel( "siblingpages", label,
                new Model( getXSMPage().getParent() ) ) ) );
        add( new ListView( "siblingpages", getXSMPage().getParent().getSubPages() )
        {
            protected void populateItem( ListItem listItem )
            {
                com.rectang.xsm.site.Page next =
                        (com.rectang.xsm.site.Page) listItem.getModelObject();

                listItem.add( new AttributeModifier( "class",
                        new Model( (listItem.getIndex() % 2 == 1) ? "odd" : "even" ) ) );
                generateListing( next, listItem );
            }
        } );
    }

    private void generateListing( final com.rectang.xsm.site.Page page, ListItem panel )
    {
        boolean canEdit;
        if ( page instanceof DocumentPage )
        {
            canEdit = ((DocumentPage) page).getXSMDocument().canEdit( getXSMSession().getUser() );
        }
        else
        {
            canEdit = getXSMSession().getUser().isSiteAdmin();
        }

        String nextTitle = page.getTitle();
        if ( page.getHidden() )
        {
            nextTitle = "(" + nextTitle + ")";
        }

        PageParameters subPage = new PageParameters();
        subPage.add( "page", page.getPath() );

        panel.add( new WebMarkupContainer( "page-icon" ).add( new AttributeModifier( "class", true, new Model()
        {
            public String getObject()
            {
                return "contenticon " + page.getType();
            }
        } ) ) );

        BookmarkablePageLink link = new BookmarkablePageLink( "link", getClass(),
                subPage );
        link.add( new Label( "label", nextTitle ) );
        panel.add( link );

        Link showHide = new Link( "showhide" )
        {
            public void onClick()
            {
                page.setHidden( !page.getHidden() );
                getXSMSession().getSite().save();

                boolean publish = true;
                HierarchicalPage parent = page.getParent();
                while ( parent != null )
                {
                    if ( parent.getHidden() )
                    {
                        publish = false;
                        break;
                    }

                    parent = parent.getParent();
                }

                if ( publish )
                {
                    // TODO perhaps report status on failure?
                    getXSMSession().getSite().publish( getXSMSession().getUser() );
                }
            }
        };
        showHide.setVisible( canEdit );
        if ( page.getHidden() )
        {
            showHide.add( new Label( "label", new StringResourceModel( "show", panel, null ) ) );
        }
        else
        {
            showHide.add( new Label( "label", new StringResourceModel( "hide", panel, null ) ) );
        }
        panel.add( showHide );

        Link top = new Link( "top" )
        {
            public void onClick()
            {
                page.moveToTop();
                getXSMSession().getSite().save();
                if ( !page.getHidden() )
                {
                    getXSMSession().getSite().publish( getXSMSession().getUser() );
                }
                setResponsePage( Contents.class, getPageNameParams() );
            }
        };
        top.setVisible( canEdit && panel.getIndex() > 0 );
        panel.add( top );
        top.add( new Image( "top-icon", new ResourceReference( XSM.class,
                "icons/go-top.png" ) ) );

        Link up = new Link( "up" )
        {
            public void onClick()
            {
                page.moveUp();
                getXSMSession().getSite().save();
                if ( !page.getHidden() )
                {
                    getXSMSession().getSite().publish( getXSMSession().getUser() );
                }
                setResponsePage( Contents.class, getPageNameParams() );
            }
        };
        up.setVisible( canEdit && panel.getIndex() > 0 );
        panel.add( up );
        up.add( new Image( "up-icon", new ResourceReference( XSM.class,
                "icons/go-up.png" ) ) );

        Link down = new Link( "down" )
        {
            public void onClick()
            {
                page.moveDown();
                getXSMSession().getSite().save();
                if ( !page.getHidden() )
                {
                    getXSMSession().getSite().publish( getXSMSession().getUser() );
                }
                setResponsePage( Contents.class, getPageNameParams() );
            }
        };
        down.setVisible( canEdit && panel.getIndex() < ((List) panel.getParent().getDefaultModelObject()).size() - 1 );
        panel.add( down );
        down.add( new Image( "down-icon", new ResourceReference( XSM.class,
                "icons/go-down.png" ) ) );

        Link bottom = new Link( "bottom" )
        {
            public void onClick()
            {
                page.moveToBottom();
                getXSMSession().getSite().save();
                if ( !page.getHidden() )
                {
                    getXSMSession().getSite().publish( getXSMSession().getUser() );
                }
                setResponsePage( Contents.class, getPageNameParams() );
            }
        };
        bottom.setVisible( canEdit && panel.getIndex() < ((List) panel.getParent().getDefaultModelObject()).size() - 1 );
        panel.add( bottom );
        bottom.add( new Image( "bottom-icon", new ResourceReference( XSM.class,
                "icons/go-bottom.png" ) ) );

        Link delete = new BookmarkablePageLink( "delete", Delete.class,
                subPage );
        delete.setVisible( canEdit );
        panel.add( delete );
        delete.add( new Image( "delete-icon", new ResourceReference( XSM.class,
                "icons/edit-delete.png" ) ) );

        Link rename = new BookmarkablePageLink( "rename", Rename.class,
                subPage );
        rename.setVisible( canEdit );
        panel.add( rename );
        rename.add( new Image( "rename-icon", new ResourceReference( XSM.class,
                "icons/rename.png" ) ) );
    }
}