backport oils_xpath wrappers

git-svn-id: svn://svn.open-ils.org/ILS/branches/rel_1_6@18302 dcc99617-32d9-48b4-a31d-7c20da2025e4

diff --git a/Open-ILS/src/sql/Pg/002.functions.config.sql b/Open-ILS/src/sql/Pg/002.functions.config.sql
index 38d426c..ad94f8c 100644 (file)
--- a/Open-ILS/src/sql/Pg/002.functions.config.sql
+++ b/Open-ILS/src/sql/Pg/002.functions.config.sql
@@ -18,6 +18,10 @@
 
 BEGIN;
 
+/* this makes us require PG 8.3+ */
+CREATE OR REPLACE FUNCTION oils_xpath ( TEXT, TEXT, ANYARRAY ) RETURNS TEXT[] AS 'SELECT XPATH( $1, $2::XML, $3 )::TEXT[];' LANGUAGE SQL IMMUTABLE;
+CREATE OR REPLACE FUNCTION oils_xpath ( TEXT, TEXT ) RETURNS TEXT[] AS 'SELECT XPATH( $1, $2::XML )::TEXT[];' LANGUAGE SQL IMMUTABLE;
+
 /*
 CREATE OR REPLACE FUNCTION oils_xml_transform ( TEXT, TEXT ) RETURNS TEXT AS $_$
        SELECT  CASE    WHEN (SELECT COUNT(*) FROM config.xml_transform WHERE name = $2 AND xslt = '---') > 0 THEN $1

diff --git a/Open-ILS/src/sql/Pg/1.6.1-1.6.2-upgrade-db.sql b/Open-ILS/src/sql/Pg/1.6.1-1.6.2-upgrade-db.sql
index b4d6b45..ff49927 100644 (file)
--- a/Open-ILS/src/sql/Pg/1.6.1-1.6.2-upgrade-db.sql
+++ b/Open-ILS/src/sql/Pg/1.6.1-1.6.2-upgrade-db.sql
@@ -1,5 +1,9 @@
 BEGIN;
 
+/* this makes us require PG 8.3+ */
+CREATE OR REPLACE FUNCTION oils_xpath ( TEXT, TEXT, ANYARRAY ) RETURNS TEXT[] AS 'SELECT XPATH( $1, $2::XML, $3 )::TEXT[];' LANGUAGE SQL IMMUTABLE;
+CREATE OR REPLACE FUNCTION oils_xpath ( TEXT, TEXT ) RETURNS TEXT[] AS 'SELECT XPATH( $1, $2::XML )::TEXT[];' LANGUAGE SQL IMMUTABLE;
+
 -- Start picking up call number label prefixes and suffixes
 -- from asset.copy_location
 ALTER TABLE asset.copy_location ADD COLUMN label_prefix TEXT;