Merge pull request #199 from diogob/tsearch_operator

Tsearch operator

src/PostgREST/PgQuery.hs

@@ -175,6 +175,7 @@ wherePred (col, predicate) =
             "like" -> unknownLiteral $ T.map star value
             "ilike" -> unknownLiteral $ T.map star value
             "in" -> "(" <> T.intercalate ", " (map unknownLiteral $ T.split (==',') value) <> ") "
+            "@@" -> "to_tsquery(" <> unknownLiteral value <> ") "
             _    -> unknownLiteral value
 
     op = case opCode of
@@ -189,6 +190,7 @@ wherePred (col, predicate) =
          "in"  -> "in"
          "is"    -> "is"
          "isnot" -> "is not"
+         "@@" -> "@@"
          _     -> "="
 
 orderParse :: Net.Query -> [OrderTerm]

test/Feature/QuerySpec.hs

@@ -56,6 +56,10 @@ spec =
       get "/simple_pk?k=ilike.*YY*&order=extra.asc" `shouldRespondWith`
         "[{\"k\":\"xyyx\",\"extra\":\"u\"},{\"k\":\"xYYx\",\"extra\":\"v\"}]"
 
+    it "matches with tsearch @@" $
+      get "/tsearch?text_search_vector=@@.foo" `shouldRespondWith`
+        "[{\"text_search_vector\":\"'bar':2 'foo':1\"}]"
+
   describe "ordering response" $ do
     it "by a column asc" $
       get "/items?id=lte.2&order=id.asc"

test/Feature/StructureSpec.hs

@@ -22,6 +22,7 @@ spec = around withApp $ do
         , {"schema":"1","name":"menagerie","insertable":true}
         , {"schema":"1","name":"no_pk","insertable":true}
         , {"schema":"1","name":"simple_pk","insertable":true}
+        , {"schema":"1","name":"tsearch","insertable":true}
         ] |]
         {matchStatus = 200}
 

test/fixtures/schema.sql

@@ -212,6 +212,12 @@ CREATE TABLE json
 ALTER TABLE "1".json OWNER TO postgrest_test;
 
 
+CREATE TABLE tsearch (
+    text_search_vector tsvector
+);
+
+ALTER TABLE "1".tsearch OWNER TO postgrest_test;
+
 SET search_path = postgrest, pg_catalog;
 
 
@@ -299,14 +305,8 @@ INSERT INTO items (id) VALUES (1);
 SELECT pg_catalog.setval('items_id_seq', 1, true);
 
 
-
-
-
-
-
-
-
-
+INSERT INTO tsearch (text_search_vector) VALUES ('''bar'':2 ''foo'':1');
+INSERT INTO tsearch (text_search_vector) VALUES ('''baz'':1 ''qux'':2');
 
 SET search_path = postgrest, pg_catalog;
 
@@ -491,6 +491,13 @@ GRANT ALL ON TABLE json TO postgrest_test;
 GRANT ALL ON TABLE json TO postgrest_anonymous;
 
 
+
+REVOKE ALL ON TABLE tsearch FROM PUBLIC;
+REVOKE ALL ON TABLE tsearch FROM postgrest_test;
+GRANT ALL ON TABLE tsearch TO postgrest_test;
+GRANT ALL ON TABLE tsearch TO postgrest_anonymous;
+
+
 SET search_path = postgrest, pg_catalog;