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.blogentry;
    33  
    34  import net.sourceforge.pebble.domain.BlogEntry;
    35  import net.sourceforge.pebble.util.SecurityUtils;
    36  import net.sourceforge.pebble.api.event.blogentry.BlogEntryEvent;
    37  import org.apache.commons.logging.Log;
    38  import org.apache.commons.logging.LogFactory;
    39  
    40  import java.beans.PropertyChangeEvent;
    41  import java.util.Iterator;
    42  import java.util.List;
    43  
    44  /**
    45   * Marks new and changed blog entries as unpublished.
    46   *
    47   * @author Simon Brown
    48   */
         /* 
    P/P   *  Method: void net.sourceforge.pebble.event.blogentry.MarkUnpublishedListener()
          */
    49  public class MarkUnpublishedListener extends BlogEntryListenerSupport {
    50  
    51    /** the log used by this class */
           /* 
    P/P     *  Method: net.sourceforge.pebble.event.blogentry.MarkUnpublishedListener__static_init
            * 
            *  Postconditions:
            *    init'ed(log)
            */
    52    private static final Log log = LogFactory.getLog(MarkUnpublishedListener.class);
    53  
    54    /**
    55     * Called when a blog entry has been added.
    56     *
    57     * @param event   a BlogEntryEvent instance
    58     */
    59    public void blogEntryAdded(BlogEntryEvent event) {
             /* 
    P/P       *  Method: void blogEntryAdded(BlogEntryEvent)
              * 
              *  Preconditions:
              *    (soft) event != null
              * 
              *  Test Vectors:
              *    net.sourceforge.pebble.util.SecurityUtils:isBlogOwner(...)@60: {1}, {0}
              * 
              *  Presumptions:
              *    net.sourceforge.pebble.api.event.blogentry.BlogEntryEvent:getSource(...)@91 != null
              */
    60      if (!SecurityUtils.isBlogOwner()) {
    61        event.getBlogEntry().setPublished(false);
    62      }
    63    }
    64  
    65    /**
    66     * Called when a blog entry has been changed.
    67     *
    68     * @param event a BlogEntryEvent instance
    69     */
    70    public void blogEntryChanged(BlogEntryEvent event) {
             /* 
    P/P       *  Method: void blogEntryChanged(BlogEntryEvent)
              * 
              *  Preconditions:
              *    (soft) event != null
              * 
              *  Presumptions:
              *    java.beans.PropertyChangeEvent:getPropertyName(...)@84 != null
              *    java.util.Iterator:next(...)@83 != null
              * 
              *  Test Vectors:
              *    java.lang.String:equals(...)@85: {1}, {0}
              *    java.lang.String:equals(...)@86: {1}, {0}
              *    java.lang.String:equals(...)@87: {1}, {0}
              *    java.lang.String:equals(...)@88: {1}, {0}
              *    java.lang.String:equals(...)@89: {0}, {1}
              *    java.util.Iterator:hasNext(...)@82: {1}, {0}
              *    net.sourceforge.pebble.util.SecurityUtils:isBlogPublisher(...)@71: {1}, {0}
              * 
              *  Preconditions:
              *    (soft) event.propertyChangeEvents != null
              * 
              *  Presumptions:
              *    net.sourceforge.pebble.api.event.blogentry.BlogEntryEvent:getSource(...)@91 != null
              */
    71      if (!SecurityUtils.isBlogPublisher()) {
    72  
    73        // mark the entry as unpublished if one of the following properties
    74        // has changed
    75        //  - title
    76        //  - subtitle
    77        //  - excerpt
    78        //  - body
    79        //  - original permalink
    80        List propertyChangeEvents = event.getPropertyChangeEvents();
    81        Iterator it = propertyChangeEvents.iterator();
    82        while (it.hasNext()) {
    83          PropertyChangeEvent pce = (PropertyChangeEvent)it.next();
    84          String property = pce.getPropertyName();
    85          if (property.equals(BlogEntry.TITLE_PROPERTY) ||
    86              property.equals(BlogEntry.SUBTITLE_PROPERTY) ||
    87              property.equals(BlogEntry.EXCERPT_PROPERTY) ||
    88              property.equals(BlogEntry.BODY_PROPERTY) ||
    89              property.equals(BlogEntry.ORIGINAL_PERMALINK_PROPERTY)) {
    90            event.getBlogEntry().setPublished(false);
    91            return;
    92          }
    93        }
    94      }
    95    }
    96  
    97  }