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.event.response;
    33  
    34  import net.sourceforge.pebble.domain.Response;
    35  import net.sourceforge.pebble.api.event.comment.CommentEvent;
    36  import net.sourceforge.pebble.api.event.trackback.TrackBackEvent;
    37  import org.apache.commons.logging.Log;
    38  import org.apache.commons.logging.LogFactory;
    39  
    40  /**
    41   * Deletes comments and TrackBacks that have been marked as rejected.
    42   *
    43   * @author Simon Brown
    44   */
         /* 
    P/P   *  Method: void net.sourceforge.pebble.event.response.DeleteRejectedListener()
          */
    45  public class DeleteRejectedListener extends BlogEntryResponseListenerSupport {
    46  
    47    /** the log used by this class */
           /* 
    P/P     *  Method: net.sourceforge.pebble.event.response.DeleteRejectedListener__static_init
            * 
            *  Postconditions:
            *    init'ed(log)
            */
    48    private static final Log log = LogFactory.getLog(DeleteRejectedListener.class);
    49  
    50  
    51    /**
    52     * Called when a comment has been added.
    53     *
    54     * @param event a CommentEvent instance
    55     */
    56    public void commentAdded(CommentEvent event) {
             /* 
    P/P       *  Method: void commentAdded(CommentEvent)
              * 
              *  Preconditions:
              *    event != null
              *    (soft) net.sourceforge.pebble.domain.State__static_init.new State(State__static_init#2).name != null
              * 
              *  Presumptions:
              *    getComment(...).state@58 != null
              *    net.sourceforge.pebble.api.event.comment.CommentEvent:getSource(...)@72 != null
              * 
              *  Postconditions:
              *    possibly_updated(event.vetoed)
              */
    57      super.commentAdded(event);
    58      if (event.getComment().isRejected()) {
    59        event.veto();
    60      }
    61    }
    62  
    63    /**
    64     * Called when a comment has been rejected.
    65     *
    66     * @param event a CommentEvent instance
    67     */
    68    public void commentRejected(CommentEvent event) {
             /* 
    P/P       *  Method: void commentRejected(CommentEvent)
              * 
              *  Preconditions:
              *    event != null
              * 
              *  Postconditions:
              *    event.vetoed == 1
              */
    69      super.commentRejected(event);
    70      event.veto();
    71    }
    72  
    73    /**
    74     * Called when a TrackBack has been added.
    75     *
    76     * @param event a TrackBackEvent instance
    77     */
    78    public void trackBackAdded(TrackBackEvent event) {
             /* 
    P/P       *  Method: void trackBackAdded(TrackBackEvent)
              * 
              *  Preconditions:
              *    event != null
              *    (soft) net.sourceforge.pebble.domain.State__static_init.new State(State__static_init#2).name != null
              * 
              *  Presumptions:
              *    getTrackBack(...).state@80 != null
              *    net.sourceforge.pebble.api.event.trackback.TrackBackEvent:getSource(...)@72 != null
              * 
              *  Postconditions:
              *    possibly_updated(event.vetoed)
              */
    79      super.trackBackAdded(event);
    80      if (event.getTrackBack().isRejected()) {
    81        event.veto();
    82      }
    83    }
    84  
    85    /**
    86     * Called when a TrackBack has been rejected.
    87     *
    88     * @param event a TrackBackEvent instance
    89     */
    90    public void trackBackRejected(TrackBackEvent event) {
             /* 
    P/P       *  Method: void trackBackRejected(TrackBackEvent)
              * 
              *  Preconditions:
              *    event != null
              * 
              *  Postconditions:
              *    event.vetoed == 1
              */
    91      super.trackBackRejected(event);
    92      event.veto();
    93    }
    94  
    95    /**
    96     * Called when a comment or TrackBack has been added.
    97     *
    98     * @param response a Response
    99     */
   100    protected void blogEntryResponseAdded(Response response) {
             /* 
    P/P       *  Method: void blogEntryResponseAdded(Response)
              * 
              *  Preconditions:
              *    response != null
              *    response.state != null
              *    (soft) net.sourceforge.pebble.domain.State__static_init.new State(State__static_init#2).name != null
              *    (soft) net/sourceforge/pebble/domain/BlogEntry.log != null
              *    (soft) init'ed(response.author)
              *    (soft) response.blogEntry != null
              *    (soft) response.blogEntry.comments != null
              *    (soft) response.blogEntry.events != null
              *    (soft) init'ed(response.blogEntry.eventsEnabled)
              *    (soft) init'ed(response.blogEntry.title)
              *    ...
              */
   101      if (response.isRejected()) {
   102        deleteRejectedResponse(response);
   103      }
   104    }
   105  
   106    /**
   107     * Called when a comment or TrackBack has been rejected.
   108     *
   109     * @param response a Response
   110     */
   111    protected void blogEntryResponseRejected(Response response) {
             /* 
    P/P       *  Method: void blogEntryResponseRejected(Response)
              * 
              *  Preconditions:
              *    response != null
              *    response.blogEntry != null
              *    init'ed(response.blogEntry.title)
              *    init'ed(response.ipAddress)
              *    init'ed(response.title)
              *    (soft) net/sourceforge/pebble/domain/BlogEntry.log != null
              *    (soft) init'ed(response.author)
              *    (soft) response.blogEntry.comments != null
              *    (soft) response.blogEntry.events != null
              *    (soft) init'ed(response.blogEntry.eventsEnabled)
              *    ...
              */
   112      deleteRejectedResponse(response);
   113    }
   114  
   115    /**
   116     * Helper method to delete rejected response.
   117     */
   118    private void deleteRejectedResponse(Response response) {
             /* 
    P/P       *  Method: void deleteRejectedResponse(Response)
              * 
              *  Preconditions:
              *    response != null
              * 
              *  Presumptions:
              *    org.apache.commons.logging.LogFactory:getLog(...)@48 != null
              * 
              *  Preconditions:
              *    response.blogEntry != null
              *    init'ed(response.blogEntry.title)
              *    init'ed(response.ipAddress)
              *    init'ed(response.title)
              *    (soft) net/sourceforge/pebble/domain/BlogEntry.log != null
              *    (soft) init'ed(response.author)
              *    (soft) response.blogEntry.comments != null
              *    (soft) response.blogEntry.events != null
              *    (soft) init'ed(response.blogEntry.eventsEnabled)
              *    (soft) response.blogEntry.trackBacks != null
              *    ...
              */
   119      log.info("Deleting rejected response for " + response.getBlogEntry().getTitle());
   120      log.info(response.getTitle());
   121      log.info(response.getContent());
   122      log.info(response.getSourceName());
   123      log.info(response.getSourceLink());
   124      log.info(response.getIpAddress());
   125      response.getBlogEntry().removeResponse(response);
   126    }
   127  
   128  }