/*

  * Copyright (c) 2003-2011, Simon Brown

  * All rights reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions are met:

  *

  *   - Redistributions of source code must retain the above copyright

  *     notice, this list of conditions and the following disclaimer.

  *

  *   - Redistributions in binary form must reproduce the above copyright

  *     notice, this list of conditions and the following disclaimer in

  *     the documentation and/or other materials provided with the

  *     distribution.

  *

  *   - Neither the name of Pebble nor the names of its contributors may

  *     be used to endorse or promote products derived from this software

  *     without specific prior written permission.

  *

  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE

  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

  * POSSIBILITY OF SUCH DAMAGE.

  */

 package net.sourceforge.pebble.web.listener;

 import net.sourceforge.pebble.Configuration;

 import net.sourceforge.pebble.PebbleContext;

 import net.sourceforge.pebble.dao.DAOFactory;

 import net.sourceforge.pebble.domain.*;

 import org.apache.commons.logging.Log;

 import org.apache.commons.logging.LogFactory;

 import org.springframework.context.ApplicationContext;

 import org.springframework.web.context.support.WebApplicationContextUtils;

 import javax.servlet.ServletContextEvent;

 import javax.servlet.ServletContextListener;

 import java.util.Collection;

 /**

  * Allows the blog to be loaded when this web application is started up.

  *

  * @author    Simon Brown

  */

 public class PebbleContextListener implements ServletContextListener {

   /** the log used by this class */

   private static Log log = LogFactory.getLog(PebbleContextListener.class);

   /**

    * Called when the web application is started.

    *

    * @param event   a ServletContextEvent instance

    */

   public void contextInitialized(ServletContextEvent event) {

     long startTime = System.currentTimeMillis();

     log.info("Starting Pebble");

     ApplicationContext applicationContext = WebApplicationContextUtils.getRequiredWebApplicationContext(event.getServletContext());

     Configuration config = (Configuration)applicationContext.getBean("pebbleConfiguration");

     DAOFactory.setConfiguredFactory(config.getDaoFactory());

     PebbleContext ctx = PebbleContext.getInstance();

     ctx.setConfiguration(config);

     ctx.setWebApplicationRoot(event.getServletContext().getRealPath("/"));

     ctx.setApplicationContext(applicationContext);

     BlogManager.getInstance().setMultiBlog(config.isMultiBlog());

     BlogManager.getInstance().startBlogs();

     // find those blogs with no entries and add a welcome note

     Collection<Blog> blogs = (Collection<Blog>)BlogManager.getInstance().getBlogs();

     for (Blog blog : blogs) {

       try {

         // and add a default entry, if one doesn't exist

         if (blog.getNumberOfBlogEntries() == 0) {

           log.info("Creating 'welcome note' blog entry for " + blog.getId());

           BlogEntry blogEntry = new BlogEntry(blog);

           blogEntry.setTitle("Welcome");

           blogEntry.setBody(

               "<p>\n" +

               "Welcome to your new Pebble powered blog. Here are a few suggestions for getting started.\n" +

               "</p>\n" +

               "\n" +

               "<ul>\n" +

               "<li>Login to see the admin features of your blog. The default username is <code>username</code> and the password is <code>password</code>.</li>\n" +

               "<li>Modify your <a href=\"viewBlogProperties.secureaction\">blog properties</a></li>\n" +

               "<li><a href=\"addBlogEntry.secureaction\">Create a new blog entry</a>.</li>\n" +

               "<li>Give out a link to your <a href=\"./rss.xml\">RSS</a> feed.</li>\n" +

               "<li>Remove the default user and create your own user on the <a href=\"viewUsers.secureaction\">users page</a>.</li>\n" +

               "<li>Take a look at the <a href=\"./help/index.html\">online help</a>.</li>\n" +

               "<li>Delete this blog entry when you're finished with it.</li>\n" +

               "</ul>\n" +

               "\n" +

               "<p>\n" +

               "Have fun!\n" +

               "</p>");

           blogEntry.setAuthor("username");

           blogEntry.setPublished(true);

           BlogService service = new BlogService();

           service.putBlogEntry(blogEntry);

         }

       } catch (BlogServiceException e) {

         log.warn("Could not store 'welcome note' blog entry for " + blog.getId());

       }

     }

     long endTime = System.currentTimeMillis();

     log.info("Pebble started in " + (endTime-startTime) + "ms");

   }

   /**

    * Called when the web application is shutdown.

    *

    * @param event   a ServletContextEvent instance

    */

   public void contextDestroyed(ServletContextEvent event) {

     log.info("Stopping Pebble");

     BlogManager.getInstance().stopBlogs();

     log.info("Pebble stopped");

   }

 }