From e1d1331185c23aa95ef70eb92a084c402113578f Mon Sep 17 00:00:00 2001
From: Arun Isaac
Date: Thu, 29 Sep 2022 16:06:07 +0530
Subject: Support prefix search and range queries.

* wqflask/wqflask/gsearch.py (GSearch.__init__): Support prefix search
and range queries.
---
 wqflask/wqflask/gsearch.py | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'wqflask')

diff --git a/wqflask/wqflask/gsearch.py b/wqflask/wqflask/gsearch.py
index 17c6c519..f2ee1826 100644
--- a/wqflask/wqflask/gsearch.py
+++ b/wqflask/wqflask/gsearch.py
@@ -38,6 +38,17 @@ class GSearch:
         queryparser = xapian.QueryParser()
         queryparser.set_stemmer(xapian.Stem("en"))
         queryparser.set_stemming_strategy(queryparser.STEM_SOME)
+        queryparser.add_prefix("author", "A")
+        queryparser.add_prefix("species", "XS")
+        queryparser.add_prefix("group", "XG")
+        queryparser.add_prefix("tissue", "XI")
+        queryparser.add_prefix("description", "XD")
+        queryparser.add_prefix("dataset", "XDS")
+        queryparser.add_prefix("symbol", "XY")
+        queryparser.add_prefix("chr", "XC")
+        queryparser.add_prefix("peakchr", "XPC")
+        for i, prefix in enumerate(["mean:", "peak:", "mb:", "peakmb:", "additive:", "year:"]):
+            queryparser.add_rangeprocessor(xapian.NumberRangeProcessor(i, prefix))
         querystring = self.terms
         query = queryparser.parse_query(querystring)
         # FIXME: Handle presentation (that is, formatting strings for
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