76 lines
2.4 KiB
PL/PgSQL
76 lines
2.4 KiB
PL/PgSQL
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-- Shop Image
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CREATE OR REPLACE FUNCTION before_insert_Shop_Image()
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RETURNS TRIGGER AS $$
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BEGIN
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NEW.created_on = CURRENT_TIMESTAMP;
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NEW.created_by = CURRENT_USER;
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RETURN NEW;
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END;
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$$ LANGUAGE plpgsql;
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CREATE OR REPLACE TRIGGER tri_before_insert_Shop_Image
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BEFORE INSERT ON Shop_Image
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FOR EACH ROW
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EXECUTE FUNCTION before_insert_Shop_Image();
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CREATE OR REPLACE FUNCTION before_update_Shop_Image()
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RETURNS TRIGGER AS $$
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BEGIN
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IF OLD.id_change_set IS NOT DISTINCT FROM NEW.id_change_set THEN
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RAISE EXCEPTION 'New change Set ID must be provided.'
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USING ERRCODE = '45000';
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END IF;
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IF ISNULL(NEW.id_product) AND ISNULL(NEW.id_permutation) THEN
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RAISE EXCEPTION 'Image must NOT have ID for product AND product permutation.'
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USING ERRCODE = '45000';
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END IF;
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INSERT INTO Shop_Image_Audit (
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id_image,
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name_field,
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value_prev,
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value_new,
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id_change_set
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)
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-- Changed id_type_image
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SELECT NEW.id_image, 'id_type_image', CONVERT(OLD.id_type_image, CHAR), CONVERT(NEW.id_type_image, CHAR), NEW.id_change_set
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WHERE NOT OLD.id_type_image <=> NEW.id_type_image
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UNION
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-- Changed id_type_file
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SELECT NEW.id_image, 'id_type_file', CONVERT(OLD.id_type_file, CHAR), CONVERT(NEW.id_type_file, CHAR), NEW.id_change_set
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WHERE NOT OLD.id_type_file <=> NEW.id_type_file
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UNION
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-- Changed id_product
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SELECT NEW.id_image, 'id_product', CONVERT(OLD.id_product, CHAR), CONVERT(NEW.id_product, CHAR), NEW.id_change_set
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WHERE NOT OLD.id_product <=> NEW.id_product
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UNION
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-- Changed id_permutation
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SELECT NEW.id_image, 'id_permutation', CONVERT(OLD.id_permutation, CHAR), CONVERT(NEW.id_permutation, CHAR), NEW.id_change_set
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WHERE NOT OLD.id_permutation <=> NEW.id_permutation
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UNION
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-- Changed url
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SELECT NEW.id_image, 'url', OLD.url, NEW.url, NEW.id_change_set
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WHERE NOT OLD.url <=> NEW.url
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UNION
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-- Changed active
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SELECT NEW.id_image, 'active', CONVERT(CONVERT(OLD.active, SIGNED), CHAR), CONVERT(CONVERT(NEW.active, SIGNED), CHAR), NEW.id_change_set
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WHERE NOT (OLD.active <=> NEW.active)
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UNION
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-- Changed display_order
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SELECT NEW.id_image, 'display_order', CONVERT(OLD.display_order, CHAR), CONVERT(NEW.display_order, CHAR), NEW.id_change_set
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WHERE NOT (OLD.display_order <=> NEW.display_order)
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;
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RETURN NEW;
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END;
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$$ LANGUAGE plpgsql;
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CREATE OR REPLACE TRIGGER tri_before_update_Shop_Image
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BEFORE UPDATE ON Shop_Image
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FOR EACH ROW
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EXECUTE FUNCTION before_update_Shop_Image();
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