*) adding image tag into rss template

*) adding a xslt stylesheet so that the rss document can be viewed in a normal webbrowser
*) adding pubDate tag to each search item

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@173 6c8d7289-2bf4-0310-a012-ef5d649a1542

htroot/index.java

@@ -244,7 +244,13 @@ public class index {
         
 	// return rewrite properties
 	prop.put("promoteSearchPageGreeting", env.getConfig("promoteSearchPageGreeting", ""));
-	return prop;
+    
+    // adding some additional properties needed for the rss feed
+    String hostName = (String) header.get("Host","localhost");
+    if (hostName.indexOf(":") == -1) hostName += ":" + env.getConfig("port","8080");
+    prop.put("rssYacyImageURL","http://" + hostName + "/env/grafics/yacy.gif");    
+    
+    return prop;
     }
 
     public static TreeSet cleanQuery(String words) {

htroot/index.rss

@@ -1,12 +1,18 @@
 <?xml version="1.0"?>
+<?xml-stylesheet type='text/xsl' href='/index.xsl' version='1.0'?>
 <rss version="2.0" xmlns:yacyTopwords="http://www.yacy.net/yacy/topwords">
 	<channel>
 		<title>Search for #[former]#</title>
 		<description>Search for #[former]#</description>
+		<image>
+			<url>#[rssYacyImageURL]#</url>
+			<title>Search for #[former]#</title>
+		</image>
 		#{results}#
 		<item>
 			<title>#[description]#</title>
 			<link>#[url]#</link>
+			<pubDate>#[date]#</pubDate>
 		</item>
 		#{/results}#
         <yacyTopwords:topwords>

httpd.mime

@@ -73,6 +73,7 @@ wav     = audio/x-wav
 xhtml   = application/xhtml+xml
 xla     = application/msexcel
 xls     = application/msexcel
+xsl		= application/xml
 xml     = application/xml
 Z       = application/x-compress
 zip     = application/zip

source/de/anomic/plasma/parser/mimeType/mimeTypeParser.java

@@ -65,7 +65,7 @@ import de.anomic.server.serverFileUtils;
 public class mimeTypeParser
 extends AbstractParser
 implements Parser {
-
+    
     /**
      * a list of mime types that are supported by this parser class
      * @see #getSupportedMimeTypes()
@@ -88,10 +88,10 @@ implements Parser {
         "xerces.jar"
     };
     
-	public mimeTypeParser() {
-		super(LIBX_DEPENDENCIES);
-	}
-
+    public mimeTypeParser() {
+        super(LIBX_DEPENDENCIES);
+    }
+    
     public plasmaParserDocument parse(URL location, String mimeType, File sourceFile) throws ParserException {
         
         // determining the mime type of the file ...
@@ -113,6 +113,9 @@ implements Parser {
                     mimeType = match.getMimeType();
                 }
                 
+                // to avoid loops we have to test if the mimetype has changed ...
+                if (this.getSupportedMimeTypes().containsKey(mimeType)) return null;
+                
                 plasmaParser theParser = new plasmaParser();
                 return theParser.parseSource(location,mimeType,sourceFile);
             }
@@ -123,8 +126,8 @@ implements Parser {
         }
     }
     
-	public plasmaParserDocument parse(URL location, String mimeType,
-			InputStream source) throws ParserException {
+    public plasmaParserDocument parse(URL location, String mimeType,
+            InputStream source) throws ParserException {
         File dstFile = null;
         try {
             dstFile = File.createTempFile("mimeTypeParser",".tmp");
@@ -136,14 +139,14 @@ implements Parser {
             if (dstFile != null) {dstFile.delete();}            
         }
         
-	}
-
-	public java.util.Hashtable getSupportedMimeTypes() {
-		return mimeTypeParser.SUPPORTED_MIME_TYPES;
-	}
-
-	public void reset() {
+    }
+    
+    public java.util.Hashtable getSupportedMimeTypes() {
+        return mimeTypeParser.SUPPORTED_MIME_TYPES;
+    }
+    
+    public void reset() {
         // Nothing todo here at the moment
-	}
-
+    }
+    
 }

source/de/anomic/plasma/plasmaSwitchboard.java

@@ -1103,7 +1103,8 @@ public final class plasmaSwitchboard extends serverAbstractSwitch implements ser
 			prop.put("results_" + i + "_description", descr);
 			prop.put("results_" + i + "_url", urlstring); 
 			prop.put("results_" + i + "_urlname", urlname); 
-			prop.put("results_" + i + "_date", dateString(urlentry.moddate())); 
+			prop.put("results_" + i + "_date", dateString(urlentry.moddate()));
+            prop.put("results_" + i + "_size", Long.toString(urlentry.size())); 
                         i++;
                     }
                 }