Modified im_workflow__assign_to_supervisor to use custom_arg and Senior Managers as default

sql/postgresql/upgrade/upgrade-5.1.0.0.2-5.1.0.0.3.sql

+-- upgrade-5.1.0.0.2-5.1.0.0.3.sql
+SELECT acs_log__debug('/packages/intranet-workflow/sql/postgresql/upgrade/upgrade-5.1.0.0.2-5.1.0.0.3.sql','');
+
+
+-- ------------------------------------------------------
+-- Unassigned callback that assigns the transition to the supervisor of the owner
+-- of the underlying object, or use custom_arg as a default
+--
+create or replace function im_workflow__assign_to_supervisor (integer, text)
+returns integer as $$
+declare
+	p_task_id		alias for $1;
+	p_custom_arg		alias for $2;
+	v_case_id		integer;	v_object_id		integer;
+	v_creation_user		integer;	v_creation_ip		varchar;
+	v_journal_id		integer;	v_object_type		varchar;
+	v_owner_id		integer;	v_owner_name		varchar;
+	v_supervisor_id		integer;	v_supervisor_name	varchar;
+	v_transition_key	varchar;	v_default_party_id	integer;
+	v_str			text;
+	row			RECORD;
+begin
+	-- Get information about the transition and the "environment"
+	select	tr.transition_key, t.case_id, c.object_id, o.creation_user, o.creation_ip, o.object_type
+	into	v_transition_key, v_case_id, v_object_id, v_creation_user, v_creation_ip, v_object_type
+	from	wf_tasks t, wf_cases c, wf_transitions tr, acs_objects o
+	where	t.task_id = p_task_id
+		and t.case_id = c.case_id
+		and o.object_id = t.case_id
+		and t.workflow_key = tr.workflow_key
+		and t.transition_key = tr.transition_key;
+
+	select	e.employee_id, im_name_from_user_id(e.employee_id), 
+		e.supervisor_id, im_name_from_user_id(e.supervisor_id)
+	into	v_owner_id, v_owner_name, 
+		v_supervisor_id, v_supervisor_name
+	from	im_employees e
+	where	e.employee_id = v_creation_user;
+
+	IF v_supervisor_id is not null THEN
+		v_journal_id := journal_entry__new(
+		    null, v_case_id,
+		    v_transition_key || ' assign_to_supervisor ' || v_supervisor_name,
+		    v_transition_key || ' assign_to_supervisor ' || v_supervisor_name,
+		    now(), v_creation_user, v_creation_ip,
+		    'Assigning to ' || v_supervisor_name || ', the supervisor of ' || v_owner_name || '.'
+		);
+		PERFORM workflow_case__add_task_assignment(p_task_id, v_supervisor_id, 'f');
+		PERFORM workflow_case__notify_assignee (p_task_id, v_supervisor_id, null, null, 
+			'wf_' || v_object_type || '_assignment_notif');
+
+		return 0;
+	END IF;
+
+	-- No supervisor found, assign to custom_arg party_id (user or group)
+	RAISE NOTICE 'im_workflow__assign_to_supervisor(task_id=%, oid=%): No supervisor of object creator, assigning to party_id in custom_arg="%" ', p_task_id, v_object_id, p_custom_arg;
+
+	-- Cast to integer from parties.party_id. NULL argument gracefully handled or use global default
+	v_default_party_id := select party_id from parties where party_id::varchar = p_custom_arg;
+	IF v_default_party_id is null THEN v_default_party_id := select group_id from groups where group_name = 'Senior Managers'; END IF;
+
+	IF v_default_party_id is not null THEN
+		RAISE NOTICE 'im_workflow__assign_to_supervisor(task_id=%, oid=%): Assigning to party_id in custom_arg="%" ', p_task_id, v_object_id, p_custom_arg;
+		v_journal_id := journal_entry__new(
+		    null, v_case_id,
+		    v_transition_key || ' assign_to_default ' || acs_object__name(v_default_party_id),
+		    v_transition_key || ' assign_to_default ' || acs_object__name(v_default_party_id),
+		    now(), v_creation_user, v_creation_ip,
+		    'No supervisor found, assigning to default party ' || acs_object__name(v_default_party_id)
+		);
+		PERFORM workflow_case__add_task_assignment(p_task_id, v_default_party_id, 'f');
+		PERFORM workflow_case__notify_assignee (p_task_id, v_default_party_id, null, null, 
+			'wf_' || v_object_type || '_assignment_notif');
+
+		return 0;
+	END IF;
+
+end;$$ language 'plpgsql';
+