From 269cd54c75387c7f3065425928c12de330164bde Mon Sep 17 00:00:00 2001
From: gmc <gmc@dcc99617-32d9-48b4-a31d-7c20da2025e4>
Date: Mon, 20 Sep 2010 20:58:02 +0000
Subject: [PATCH] add missing upgrade script for maintain_901() stored function

Signed-off-by: Galen Charlton <gmc@esilibrary.com>


git-svn-id: svn://svn.open-ils.org/ILS/trunk@17850 dcc99617-32d9-48b4-a31d-7c20da2025e4
---
 Open-ILS/src/sql/Pg/002.schema.config.sql          |  2 +-
 .../Pg/upgrade/0408.schema.update_maintain_901.sql | 57 ++++++++++++++++++++++
 2 files changed, 58 insertions(+), 1 deletion(-)
 create mode 100644 Open-ILS/src/sql/Pg/upgrade/0408.schema.update_maintain_901.sql

diff --git a/Open-ILS/src/sql/Pg/002.schema.config.sql b/Open-ILS/src/sql/Pg/002.schema.config.sql
index 023556dd2..e90f171d5 100644
--- a/Open-ILS/src/sql/Pg/002.schema.config.sql
+++ b/Open-ILS/src/sql/Pg/002.schema.config.sql
@@ -68,7 +68,7 @@ CREATE TABLE config.upgrade_log (
     install_date    TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW()
 );
 
-INSERT INTO config.upgrade_log (version) VALUES ('0407'); -- senator
+INSERT INTO config.upgrade_log (version) VALUES ('0408'); -- gmc
 
 CREATE TABLE config.bib_source (
 	id		SERIAL	PRIMARY KEY,
diff --git a/Open-ILS/src/sql/Pg/upgrade/0408.schema.update_maintain_901.sql b/Open-ILS/src/sql/Pg/upgrade/0408.schema.update_maintain_901.sql
new file mode 100644
index 000000000..256bcf07a
--- /dev/null
+++ b/Open-ILS/src/sql/Pg/upgrade/0408.schema.update_maintain_901.sql
@@ -0,0 +1,57 @@
+BEGIN;
+
+INSERT INTO config.upgrade_log (version) VALUES ('0408'); -- gmc
+
+CREATE OR REPLACE FUNCTION maintain_901 () RETURNS TRIGGER AS $func$
+BEGIN
+    -- Remove any existing 901 fields before we insert the authoritative one
+    NEW.marc := REGEXP_REPLACE(NEW.marc, E'<datafield\s*[^<>]*?\s*tag="901".+?</datafield>', '', 'g');
+    IF TG_TABLE_SCHEMA = 'biblio' THEN
+        NEW.marc := REGEXP_REPLACE(
+            NEW.marc,
+            E'(</(?:[^:]*?:)?record>)',
+            E'<datafield tag="901" ind1=" " ind2=" ">' ||
+                '<subfield code="a">' || NEW.tcn_value || E'</subfield>' ||
+                '<subfield code="b">' || NEW.tcn_source || E'</subfield>' ||
+                '<subfield code="c">' || NEW.id || E'</subfield>' ||
+                '<subfield code="t">' || TG_TABLE_SCHEMA || E'</subfield>' ||
+                CASE WHEN NEW.owner IS NOT NULL THEN '<subfield code="o">' || NEW.owner || E'</subfield>' ELSE '' END ||
+                CASE WHEN NEW.share_depth IS NOT NULL THEN '<subfield code="d">' || NEW.share_depth || E'</subfield>' ELSE '' END ||
+             E'</datafield>\\1'
+        );
+    ELSIF TG_TABLE_SCHEMA = 'authority' THEN
+        NEW.marc := REGEXP_REPLACE(
+            NEW.marc,
+            E'(</(?:[^:]*?:)?record>)',
+            E'<datafield tag="901" ind1=" " ind2=" ">' ||
+                '<subfield code="c">' || NEW.id || E'</subfield>' ||
+                '<subfield code="t">' || TG_TABLE_SCHEMA || E'</subfield>' ||
+             E'</datafield>\\1'
+        );
+    ELSIF TG_TABLE_SCHEMA = 'serial' THEN
+        NEW.marc := REGEXP_REPLACE(
+            NEW.marc,
+            E'(</(?:[^:]*?:)?record>)',
+            E'<datafield tag="901" ind1=" " ind2=" ">' ||
+                '<subfield code="c">' || NEW.id || E'</subfield>' ||
+                '<subfield code="t">' || TG_TABLE_SCHEMA || E'</subfield>' ||
+                '<subfield code="o">' || NEW.owning_lib || E'</subfield>' ||
+                CASE WHEN NEW.record IS NOT NULL THEN '<subfield code="r">' || NEW.record || E'</subfield>' ELSE '' END ||
+             E'</datafield>\\1'
+        );
+    ELSE
+        NEW.marc := REGEXP_REPLACE(
+            NEW.marc,
+            E'(</(?:[^:]*?:)?record>)',
+            E'<datafield tag="901" ind1=" " ind2=" ">' ||
+                '<subfield code="c">' || NEW.id || E'</subfield>' ||
+                '<subfield code="t">' || TG_TABLE_SCHEMA || E'</subfield>' ||
+             E'</datafield>\\1'
+        );
+    END IF;
+
+    RETURN NEW;
+END;
+$func$ LANGUAGE PLPGSQL;
+
+COMMIT;
-- 
2.11.0