/* 
    P/P   *  Method: net.sourceforge.pebble.web.action.AboutAuthorAction__static_init
          * 
          *  Postconditions:
          *    init'ed(log)
          */
     1  /*
     2   * Copyright (c) 2003-2006, Simon Brown
     3   * All rights reserved.
     4   *
     5   * Redistribution and use in source and binary forms, with or without
     6   * modification, are permitted provided that the following conditions are met:
     7   *
     8   *   - Redistributions of source code must retain the above copyright
     9   *     notice, this list of conditions and the following disclaimer.
    10   *
    11   *   - Redistributions in binary form must reproduce the above copyright
    12   *     notice, this list of conditions and the following disclaimer in
    13   *     the documentation and/or other materials provided with the
    14   *     distribution.
    15   *
    16   *   - Neither the name of Pebble nor the names of its contributors may
    17   *     be used to endorse or promote products derived from this software
    18   *     without specific prior written permission.
    19   *
    20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
    24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    30   * POSSIBILITY OF SUCH DAMAGE.
    31   */
    32  package net.sourceforge.pebble.web.action;
    33  
    34  import net.sourceforge.pebble.Constants;
    35  import net.sourceforge.pebble.PebbleContext;
    36  import net.sourceforge.pebble.domain.Blog;
    37  import net.sourceforge.pebble.security.PebbleUserDetails;
    38  import net.sourceforge.pebble.security.SecurityRealm;
    39  import net.sourceforge.pebble.security.SecurityRealmException;
    40  import net.sourceforge.pebble.web.view.NotFoundView;
    41  import net.sourceforge.pebble.web.view.View;
    42  import net.sourceforge.pebble.web.view.impl.AboutAuthorView;
    43  import org.apache.commons.logging.Log;
    44  import org.apache.commons.logging.LogFactory;
    45  
         /* 
    P/P   *  Method: void net.sourceforge.pebble.web.action.AboutAuthorAction()
          */
    46  import javax.servlet.ServletException;
    47  import javax.servlet.http.HttpServletRequest;
    48  import javax.servlet.http.HttpServletResponse;
    49  
    50  /**
    51   * Redirects the user to an about author page.
    52   *
    53   * @author    Simon Brown
    54   */
    55  public class AboutAuthorAction extends Action {
    56  
    57    private static final Log log = LogFactory.getLog(AboutAuthorAction.class);
    58  
    59    /**
    60     * Peforms the processing associated with this action.
    61     *
    62     * @param request  the HttpServletRequest instance
    63     * @param response the HttpServletResponse instance
    64     * @return the name of the next view
    65     */
    66    public View process(HttpServletRequest request, HttpServletResponse response) throws ServletException {
             /* 
    P/P       *  Method: View process(HttpServletRequest, HttpServletResponse)
              * 
              *  Preconditions:
              *    net.sourceforge.pebble.PebbleContext__static_init.new PebbleContext(PebbleContext__static_init#1).configuration != null
              *    request != null
              *    this.model != null
              *    this.model.data != null
              * 
              *  Presumptions:
              *    java.util.HashMap:get(...)@63 != null
              *    net.sourceforge.pebble.Configuration:getSecurityRealm(...)@69 != null
              *    org.apache.commons.logging.LogFactory:getLog(...)@57 != null
              *    realm.configuration@69 != null
              * 
              *  Postconditions:
              *    return_value in Addr_Set{&new AboutAuthorView(process#1),&new NotFoundView(process#2)}
              *    new AboutAuthorView(process#1) num objects <= 1
              *    new NotFoundView(process#2) num objects <= 1
              */
    67      Blog blog = (Blog)getModel().get(Constants.BLOG_KEY);
    68      String username = request.getParameter("user");
    69      SecurityRealm realm = PebbleContext.getInstance().getConfiguration().getSecurityRealm();
    70      try {
    71        PebbleUserDetails user = realm.getUser(username);
    72        if (user != null) {
    73          getModel().put(Constants.USER_KEY, user);
    74          getModel().put(Constants.BLOG_ENTRIES, blog.getRecentPublishedBlogEntries(username));
    75          return new AboutAuthorView();
    76        }
    77      } catch (SecurityRealmException e) {
    78        log.error("Exception encountered", e);
    79      }
    80  
    81      return new NotFoundView();
    82    }
    83  
    84  }