From 3cee29ab3d28f19598d56deae1f80492cd22f044 Mon Sep 17 00:00:00 2001
From: Sascha Silbe <sascha@silbe.org>
Date: Sun, 19 Jul 2009 11:40:32 +0000
Subject: add support for prefixes in Xapian queries

---
diff --git a/src/carquinyol/indexstore.py b/src/carquinyol/indexstore.py
index 8c3980f..1c1a2a2 100644
--- a/src/carquinyol/indexstore.py
+++ b/src/carquinyol/indexstore.py
@@ -201,28 +201,33 @@ class IndexStore(object):
                 self._queryValueMap[m_name], str(m_value), str(m_value))
 
 
+    def _parse_query_xapian(self, query_str) :
+        # TODO: (re)use long-living instance of QueryParser
+        query_parser = QueryParser()
+        query_parser.set_database(self._database)
+        #query_parser.set_default_op(Query.OP_AND)
+
+        # TODO: we should do stemming, but in which language?
+        #query_parser.set_stemmer(_xapian.Stem(lang))
+        #query_parser.set_stemming_strategy(qp.STEM_SOME)
+
+        for (m_name, prefix) in self._queryTermMap.items() :
+            query_parser.add_prefix(m_name, prefix)
+
+        return query_parser.parse_query(
+            query_str,
+            QueryParser.FLAG_PHRASE |
+                    QueryParser.FLAG_BOOLEAN |
+                    QueryParser.FLAG_LOVEHATE |
+                    QueryParser.FLAG_WILDCARD,
+            '')
+
     def _parse_query(self, query_dict, query_str):
         logging.debug('_parse_query %r' % query_dict)
         queries = []
 
         if query_str:
-            query_parser = QueryParser()
-            query_parser.set_database(self._database)
-            #query_parser.set_default_op(Query.OP_AND)
-
-            # TODO: we should do stemming, but in which language?
-            #query_parser.set_stemmer(_xapian.Stem(lang))
-            #query_parser.set_stemming_strategy(qp.STEM_SOME)
-
-            query = query_parser.parse_query(
-                    query_str,
-                    QueryParser.FLAG_PHRASE |
-                            QueryParser.FLAG_BOOLEAN |
-                            QueryParser.FLAG_LOVEHATE |
-                            QueryParser.FLAG_WILDCARD,
-                    '')
-
-            queries.append(query)
+            queries.append(self._parse_query_xapian(query_str))
 
         # construct queries for term-stored metadata
         queries += [
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