/* 
    P/P   *  Method: net.sourceforge.pebble.decorator.EntryToPdfDecorator__static_init
          */
     1  package net.sourceforge.pebble.decorator;
     2  
     3  import net.sourceforge.pebble.domain.Blog;
     4  import net.sourceforge.pebble.domain.BlogEntry;
     5  import net.sourceforge.pebble.domain.StaticPage;
     6  import net.sourceforge.pebble.api.decorator.ContentDecoratorContext;
     7  
     8  import java.util.ResourceBundle;
     9  
    10  /**
    11   * Allow to export current blog entry as PDF document
    12   * 
    13   * @author Alexander Zagniotov
    14   */
         /* 
    P/P   *  Method: void net.sourceforge.pebble.decorator.EntryToPdfDecorator()
          */
    15  public class EntryToPdfDecorator extends ContentDecoratorSupport {
    16  
    17  	private static final String PDF_IMG = "<img src=\"common/images/pdf_logo.gif\" alt=\"Export this post as PDF document\" align=\"bottom\" border=\"0\" />";
    18  
    19  	/**
    20  	 * Decorates the specified blog entry.
    21  	 * 
    22  	 * @param context
    23  	 *            the context in which the decoration is running
    24  	 * @param blogEntry
    25  	 *            the blog entry to be decorated
    26  	 */
    27  	public void decorate(ContentDecoratorContext context, BlogEntry blogEntry) {
    28  
        		 /* 
    P/P 		  *  Method: void decorate(ContentDecoratorContext, BlogEntry)
        		  * 
        		  *  Preconditions:
        		  *    blogEntry != null
        		  * 
        		  *  Test Vectors:
        		  *    java.lang.String:length(...)@30: {0}, {1..232-1}
        		  * 
        		  *  Preconditions:
        		  *    init'ed(blogEntry.body)
        		  *    (soft) blogEntry.blog != null
        		  *    (soft) init'ed(blogEntry.id)
        		  *    (soft) blogEntry.propertyChangeSupport != null
        		  *    (soft) init'ed(blogEntry.subtitle)
        		  *    (soft) init'ed(blogEntry.title)
        		  * 
        		  *  Postconditions:
        		  *    init'ed(blogEntry.body)
        		  * 
        		  *  Preconditions:
        		  *    (soft) init'ed(blogEntry.blog.id)
        		  * 
        		  *  Test Vectors:
        		  *    blogEntry.body: Addr_Set{null}, Inverse{null}
        		  * 
        		  *  Preconditions:
        		  *    (soft) net/sourceforge/pebble/domain/BlogManager.instance != null
        		  *    (soft) init'ed(net/sourceforge/pebble/domain/BlogManager.instance.multiBlog)
        		  */
    29  		String body = blogEntry.getBody();
    30  		if (body != null && body.trim().length() > 0) {
    31  
    32  			String html = generateDecorationHtml(blogEntry);
    33  			blogEntry.setBody(body + html);
    34  		}
    35  
    36  //		String excerpt = blogEntry.getExcerpt();
    37  //
    38  //		if (excerpt != null && excerpt.trim().length() > 0) {
    39  //			String html = generateDecorationHtml(blogEntry);
    40  //			blogEntry.setExcerpt(excerpt + html);
    41  //		}
    42  	}
    43  
    44  	private String generateDecorationHtml(BlogEntry blogEntry) {
    45  
        			 /* 
    P/P 			  *  Method: String generateDecorationHtml(BlogEntry)
        			  * 
        			  *  Preconditions:
        			  *    blogEntry != null
        			  * 
        			  *  Postconditions:
        			  *    return_value != null
        			  * 
        			  *  Preconditions:
        			  *    blogEntry.blog != null
        			  *    init'ed(blogEntry.id)
        			  *    init'ed(blogEntry.subtitle)
        			  *    init'ed(blogEntry.title)
        			  *    (soft) init'ed(blogEntry.blog.id)
        			  *    (soft) net/sourceforge/pebble/domain/BlogManager.instance != null
        			  *    (soft) init'ed(net/sourceforge/pebble/domain/BlogManager.instance.multiBlog)
        			  */
    46  			StringBuffer buf = new StringBuffer();
    47  			String title = blogEntry.getTitle();
    48  			String subtitle = blogEntry.getSubtitle();
    49  
    50  			buf.append("<p>");
    51  			buf.append("<a href=\"" + blogEntry.getBlog().getUrl() + "entryToPDF.action?entry=" + blogEntry.getId() + "\" title=\"Export " + title + " - " + subtitle + " as PDF document\">");
    52  			buf.append(PDF_IMG);
    53  			buf.append("</a>&nbsp;&nbsp;Export this post to PDF document</p>");
    54  
    55  			return buf.toString();
    56  	}
    57  
    58  }