Tokenize result entry keywords and add some styling for display

htroot/env/base.css

@@ -419,6 +419,10 @@ p.info {
   text-align:center;
 }
 
+p.tags {
+  line-height: 1.4;
+}
+
 div.bookmark p {
   margin:1px;
 }

htroot/yacysearchitem.html

@@ -25,7 +25,7 @@
   </div>
   <p class="snippet"><span class="snippetLoaded" id="h#[urlhash]#">#[description]#</span></p>
   <p class="url"><a href="#[link]#" id="url#[urlhash]#" target="#[target]#" #(noreferrer)#::rel="noreferrer"#(/noreferrer)#>#[urlname]#</a></p>
-  #(showKeywords)#::<p class="tags">Tags: #[subject]#</p>#(/showKeywords)#
+  #(showKeywords)#::<p class="tags">Tags: #{keywords}#<span class="tag label label-default">#[tagword]#</span> #{/keywords}#</p>#(/showKeywords)#
   <p class="urlinfo">
   #(showDate)#::#[date]##(/showDate)#
   #(showEvent)#::on #[date]##(/showEvent)#

htroot/yacysearchitem.java

@@ -33,6 +33,7 @@ import java.nio.charset.StandardCharsets;
 import java.util.Collection;
 import java.util.Date;
 import java.util.Iterator;
+import java.util.StringTokenizer;
 
 import net.yacy.cora.date.GenericFormatter;
 import net.yacy.cora.date.ISO8601Formatter;
@@ -205,7 +206,8 @@ public class yacysearchitem {
             prop.put("content_showEvent", showEvent ? 1 : 0);
             Collection<File> snapshotPaths = sb.getConfigBool("search.result.show.snapshots", true) ? Transactions.findPaths(result.url(), null, State.ANY) : null;
             if (fileType == FileType.HTML) { // html template specific settings
-                prop.put("content_showKeywords", (sb.getConfigBool("search.result.show.keywords", false) && !result.dc_subject().isEmpty()) ? 1 : 0);
+                boolean showKeywords = (sb.getConfigBool("search.result.show.keywords", false) && !result.dc_subject().isEmpty());
+                prop.put("content_showKeywords", showKeywords);
                 prop.put("content_showDate", sb.getConfigBool("search.result.show.date", true) && !showEvent ? 1 : 0);
                 prop.put("content_showSize", sb.getConfigBool("search.result.show.size", true) ? 1 : 0);
                 prop.put("content_showMetadata", sb.getConfigBool("search.result.show.metadata", true) ? 1 : 0);
@@ -220,7 +222,16 @@ public class yacysearchitem {
                 prop.put("content_showRanking", sb.getConfigBool("search.result.show.ranking", false) ? 1 : 0);
 
                 if (showEvent) prop.put("content_showEvent_date", GenericFormatter.RFC1123_SHORT_FORMATTER.format(events[0]));
-                prop.putHTML("content_showKeywords_subject", result.dc_subject());
+                if (showKeywords) { // tokenize keywords
+                    StringTokenizer stoc = new StringTokenizer(result.dc_subject()," ");
+                    int i = 0;
+                    while (stoc.hasMoreTokens()) {
+                        String word = stoc.nextToken();
+                        prop.putHTML("content_showKeywords_keywords_" + i + "_tagword", word);
+                        i++;
+                    }
+                    prop.put("content_showKeywords_keywords", i);
+                }
                 prop.put("content_showDate_date", GenericFormatter.RFC1123_SHORT_FORMATTER.format(result.moddate()));
                 prop.putHTML("content_showSize_sizename", RSSMessage.sizename(result.filesize()));
                 prop.put("content_showMetadata_urlhash", urlhash);