/*
* 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.action;
import net.sourceforge.pebble.Constants;
import net.sourceforge.pebble.domain.*;
import net.sourceforge.pebble.util.SecurityUtils;
import net.sourceforge.pebble.util.Pageable;
import net.sourceforge.pebble.web.view.RedirectView;
import net.sourceforge.pebble.web.view.View;
import net.sourceforge.pebble.web.view.impl.BlogEntriesView;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.List;
/**
* Views blog entries page by page. The page size is the same as the "number of
* blog entries shown on the home page".
*
* @author Simon Brown
*/
public class ViewBlogEntriesByPageAction extends Action {
/**
* Peforms the processing associated with this action.
*
* @param request the HttpServletRequest instance.
* @param response the HttpServletResponse instance.
* @return the next View
*/
public View process(HttpServletRequest request,
HttpServletResponse response)
throws ServletException {
AbstractBlog abstractBlog = (AbstractBlog)getModel().get(Constants.BLOG_KEY);
if (abstractBlog instanceof MultiBlog) {
List publicBlogs = BlogManager.getInstance().getPublicBlogs();
if (publicBlogs.size() == 1) {
Blog blog = (Blog)publicBlogs.get(0);
return new RedirectView(blog.getUrl());
} else {
getModel().put(Constants.BLOG_ENTRIES, abstractBlog.getRecentBlogEntries());
return new BlogEntriesView();
}
} else {
Blog blog = (Blog)abstractBlog;
int page = 1;
try {
page = Integer.parseInt(request.getParameter("page"));
} catch (NumberFormatException nfe) {
page = 1;
}
boolean publishedOnly = true;
if (SecurityUtils.isUserAuthorisedForBlog(blog)) {
publishedOnly = false;
}
getModel().put(Constants.MONTHLY_BLOG, blog.getBlogForThisMonth());
getModel().put("displayMode", "page");
getModel().put("page", page);
Pageable<String> pageable;
if (publishedOnly) {
pageable = new Pageable<String>(blog.getBlogEntryIndex().getPublishedBlogEntries());
} else {
pageable = new Pageable<String>(blog.getBlogEntryIndex().getBlogEntries());
}
pageable.setPageSize(blog.getRecentBlogEntriesOnHomePage());
pageable.setPage(page);
List<String> blogEntryIds = pageable.getListForPage();
List<BlogEntry> blogEntries = blog.getBlogEntries(blogEntryIds);
getModel().put(Constants.BLOG_ENTRIES, blogEntries);
getModel().put("pageable", pageable);
return new BlogEntriesView();
}
}
}