rssitem.java

JSPWiki,100%Java开发的一套完整WIKI程序

package com.ecyrd.jspwiki.rss;

import com.ecyrd.jspwiki.*;
import com.ecyrd.jspwiki.attachment.Attachment;


public class RSSItem
{
    private WikiPage m_page;

    public RSSItem( WikiPage page )
    {
        m_page = page;
    }

    public String getName()
    {
        return m_page.getName();
    }

    public WikiPage getPage()
    {
        return m_page;
    }

    public String getURL( WikiContext context )
    {
        WikiEngine engine = context.getEngine();
        String url;

        if( m_page instanceof Attachment )
        {
            url  = engine.getAttachmentURL( m_page.getName() );
        }
        else
        {
            url  = engine.getViewURL( m_page.getName() );
        }

        return url;
    }

    public String getTitle()
    {
        return m_page.getName();
    }

    private String getAttachmentDescription( Attachment att )
    {
        /*
        String author = getAuthor(att);

        if( att.getVersion() != 1 )
        {
            return (author+" uploaded a new version of this attachment on "+att.getLastModified() );
        }
        else
        {
            return (author+" created this attachment on "+att.getLastModified() );
        }
        */
        return "";
    }

    private String getPageDescription( WikiPage page )
    {
        StringBuffer buf = new StringBuffer();
        /*
        String author = getAuthor(page);

        if( page.getVersion() > 1 )
        {
            String diff = m_engine.getDiff( page.getName(),
                                            page.getVersion()-1,
                                            page.getVersion() );

            buf.append(author+" changed this page on "+page.getLastModified()+":<br /><hr /><br />" );
            buf.append(diff);
        }
        else
        {
            buf.append(author+" created this page on "+page.getLastModified()+":<br /><hr /><br />" );
            buf.append(m_engine.getHTML( page.getName() ));
        }
        */
        return buf.toString();
    }

    public String getDescription()
    {
        String res;

        if( m_page instanceof Attachment ) 
        {
            res = getAttachmentDescription( (Attachment)m_page );
        }
        else
        {
            res = getPageDescription( m_page );
        }

        return res;
    }

}