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Fix for "constraint failed" error when a local standalone attachment in a collection was moved into a parent remotely (e.g. a PDF using Retrieve PDF Metadata)

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This commit is contained in:
Dan Stillman 2009-09-01 06:22:30 +00:00
parent e347b7ed91
commit 305b6dc891
1 changed files with 6 additions and 14 deletions
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20
triggers.sql
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@ -1,4 +1,4 @@
-- 12
-- 13
-- Triggers to validate date field
DROP TRIGGER IF EXISTS insert_date_field;
@ -271,20 +271,20 @@ CREATE TRIGGER fku_collectionItems_itemID_sourceItemID
WHERE NEW.itemID IN (SELECT itemID FROM itemAttachments WHERE sourceItemID IS NOT NULL UNION SELECT itemID FROM itemNotes WHERE sourceItemID IS NOT NULL);
END;
-- When making a standalone attachment a child, remove from any collections
DROP TRIGGER IF EXISTS fku_itemAttachments_sourceItemID_collectionItems_itemID;
CREATE TRIGGER fku_itemAttachments_sourceItemID_collectionItems_itemID
BEFORE UPDATE OF sourceItemID ON itemAttachments
FOR EACH ROW BEGIN
SELECT RAISE(ABORT, 'update on table "itemAttachments" violates foreign key constraint "fku_itemAttachments_sourceItemID_collectionItems_itemID"')
WHERE NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM collectionItems WHERE itemID = NEW.itemID) > 0;
FOR EACH ROW WHEN OLD.sourceItemID IS NULL AND NEW.sourceItemID IS NOT NULL BEGIN
DELETE FROM collectionItems WHERE itemID = NEW.itemID;
END;
-- When making a standalone note a child, remove from any collections
DROP TRIGGER IF EXISTS fku_itemNotes_sourceItemID_collectionItems_itemID;
CREATE TRIGGER fku_itemNotes_sourceItemID_collectionItems_itemID
BEFORE UPDATE OF sourceItemID ON itemNotes
FOR EACH ROW BEGIN
SELECT RAISE(ABORT, 'update on table "itemNotes" violates foreign key constraint "fku_itemNotes_sourceItemID_collectionItems_itemID"')
WHERE NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM collectionItems WHERE itemID = NEW.itemID) > 0;
DELETE FROM collectionItems WHERE itemID = NEW.itemID;
END;
@ -634,10 +634,6 @@ CREATE TRIGGER fku_itemAttachments
-- Make sure parent is a regular item
SELECT RAISE(ABORT, 'parent is not a regular item') WHERE
NEW.sourceItemID IS NOT NULL AND (SELECT itemTypeID FROM items WHERE itemID = NEW.sourceItemID) IN (1,14);
-- If child, make sure attachment is not in a collection
SELECT RAISE(ABORT, 'collection item must be top level') WHERE
NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM collectionItems WHERE itemID=NEW.itemID)>0;
END;
-- itemAttachments/sourceItemID
@ -992,10 +988,6 @@ CREATE TRIGGER fku_itemNotes
-- Make sure parent is a regular item
SELECT RAISE(ABORT, 'parent is not a regular item') WHERE
NEW.sourceItemID IS NOT NULL AND (SELECT itemTypeID FROM items WHERE itemID = NEW.sourceItemID) IN (1,14);
-- If child, make sure note is not in a collection
SELECT RAISE(ABORT, 'collection item must be top level') WHERE
NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM collectionItems WHERE itemID=NEW.itemID)>0;
END;