added a boost on appearance of combined words (in the same order the

user submitted that) when searching for more than one word
yacy · Jan 30, 2014 · 416481c · 416481c
1 parent 0b88137
commit 416481c
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/source/net/yacy/search/query/QueryParams.java b/source/net/yacy/search/query/QueryParams.java
@@ -349,6 +349,11 @@ private SolrQuery solrTextQuery(final boolean getFacets, final boolean excludein
 
         String bq = ranking.getBoostQuery();
         String bf = ranking.getBoostFunction();
+        if (this.queryGoal.getIncludeSize() > 1) {
+            // add boost on combined words
+            if (bq.length() > 0) bq += " ";
+            bq += CollectionSchema.text_t.getSolrFieldName() + ":\"" + this.queryGoal.getIncludeString() + "\"^10";
+        }
         if (bq.length() > 0) params.setParam("bq", bq);
         if (bf.length() > 0) params.setParam("boost", bf); // a boost function extension, see http://wiki.apache.org/solr/ExtendedDisMax#bf_.28Boost_Function.2C_additive.29