LP#1719726: ensure asset.copy_tag_copy_map has fake FK

Signed-off-by: Galen Charlton <gmc@equinoxinitiative.org>
Signed-off-by: Mike Rylander <mrylander@gmail.com>
Signed-off-by: Galen Charlton <gmc@equinoxinitiative.org>

diff --git a/Open-ILS/src/sql/Pg/040.schema.asset.sql b/Open-ILS/src/sql/Pg/040.schema.asset.sql
index 0faba5f..f9948cb 100644 (file)
--- a/Open-ILS/src/sql/Pg/040.schema.asset.sql
+++ b/Open-ILS/src/sql/Pg/040.schema.asset.sql
@@ -977,8 +977,7 @@ CREATE TRIGGER asset_copy_tag_fti_trigger
 
 CREATE TABLE asset.copy_tag_copy_map (
     id              BIGSERIAL PRIMARY KEY,
-    copy            BIGINT REFERENCES asset.copy (id)
-                    ON UPDATE CASCADE ON DELETE CASCADE,
+    copy            BIGINT,
     tag             INTEGER REFERENCES asset.copy_tag (id)
                     ON UPDATE CASCADE ON DELETE CASCADE
 );

diff --git a/Open-ILS/src/sql/Pg/800.fkeys.sql b/Open-ILS/src/sql/Pg/800.fkeys.sql
index 1ee6ead..13129f5 100644 (file)
--- a/Open-ILS/src/sql/Pg/800.fkeys.sql
+++ b/Open-ILS/src/sql/Pg/800.fkeys.sql
@@ -145,6 +145,22 @@ CREATE CONSTRAINT TRIGGER inherit_asset_copy_note_copy_fkey
         AFTER UPDATE OR INSERT OR DELETE ON asset.copy_note
         DEFERRABLE FOR EACH ROW EXECUTE PROCEDURE evergreen.asset_copy_note_owning_copy_inh_fkey();
 
+CREATE OR REPLACE FUNCTION evergreen.asset_copy_tag_copy_map_copy_inh_fkey() RETURNS TRIGGER AS $f$
+BEGIN
+        PERFORM 1 FROM asset.copy WHERE id = NEW.copy;
+        IF NOT FOUND THEN
+                RAISE foreign_key_violation USING MESSAGE = FORMAT(
+                        $$Referenced asset.copy id not found, copy:%s$$, NEW.copy
+                );
+        END IF;
+        RETURN NEW;
+END;
+$f$ LANGUAGE PLPGSQL VOLATILE COST 50;
+
+CREATE CONSTRAINT TRIGGER inherit_asset_copy_tag_copy_map_copy_fkey
+        AFTER UPDATE OR INSERT OR DELETE ON asset.copy_tag_copy_map
+        DEFERRABLE FOR EACH ROW EXECUTE PROCEDURE evergreen.asset_copy_tag_copy_map_copy_inh_fkey();
+
 ALTER TABLE asset.copy_note ADD CONSTRAINT asset_copy_note_creator_fkey FOREIGN KEY (creator) REFERENCES actor.usr (id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED;
 
 ALTER TABLE asset.call_number ADD CONSTRAINT asset_call_number_owning_lib_fkey FOREIGN KEY (owning_lib) REFERENCES actor.org_unit (id) DEFERRABLE INITIALLY DEFERRED;