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Added a new function to get permissions between two users.

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This commit is contained in:
Andrew McMillan 2006-10-08 00:25:24 +13:00
parent b2bf60f53c
commit fd88f3cc0e
1 changed files with 22 additions and 1 deletions
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23
dba/caldav_functions.sql
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@ -1,4 +1,12 @@
-- Functions for CalDAV handling
/**
* PostgreSQL Functions for CalDAV handling
*
* @package rscds
* @subpackage database
* @author Andrew McMillan <andrew@catalyst.net.nz>
* @copyright Catalyst IT Ltd
* @license http://gnu.org/copyleft/gpl.html GNU GPL v2
*/
CREATE or REPLACE FUNCTION apply_month_byday( TIMESTAMP WITH TIME ZONE, TEXT ) RETURNS TIMESTAMP WITH TIME ZONE AS '
DECLARE
@ -188,3 +196,16 @@ BEGIN
END;
' LANGUAGE 'plpgsql' IMMUTABLE STRICT;
CREATE or REPLACE FUNCTION get_permissions( INT, INT ) RETURNS TEXT AS '
SELECT rt.confers FROM relationship r1
JOIN relationship_type rt USING ( rt_id )
WHERE NOT rt.rt_isgroup
AND r1.from_user = $1 AND r1.to_user = $2
UNION
SELECT rt.confers FROM relationship r1
JOIN relationship r2 ON ( r1.to_user = r2.from_user)
JOIN relationship_type rt ON (r2.rt_id = rt.rt_id)
WHERE rt.rt_isgroup
AND r1.from_user = $1 AND r2.to_user = $2;
' LANGUAGE 'sql' IMMUTABLE STRICT;