db-schema/db_scripts/base/5826.up

use provisioning;

DROP TRIGGER voip_dom_drepl_trig;

DELIMITER |

CREATE TRIGGER voip_dom_drepl_trig BEFORE DELETE ON voip_domains
  FOR EACH ROW BEGIN

  DECLARE caller_in_id int(11) unsigned;
  DECLARE callee_in_id int(11) unsigned;
  DECLARE caller_out_id int(11) unsigned;
  DECLARE callee_out_id int(11) unsigned;

  SELECT vdp.value INTO caller_in_id FROM voip_dom_preferences vdp, voip_preferences vp
      WHERE vp.attribute = 'dp_dom_caller_in' AND vdp.attribute_id = vp.id AND vdp.domain_id = OLD.id;
  SELECT vdp.value INTO callee_in_id FROM voip_dom_preferences vdp, voip_preferences vp 
      WHERE vp.attribute = 'dp_dom_callee_in' AND vdp.attribute_id = vp.id AND vdp.domain_id = OLD.id;
  SELECT vdp.value INTO caller_out_id FROM voip_dom_preferences vdp, voip_preferences vp 
      WHERE vp.attribute = 'dp_dom_caller_out' AND vdp.attribute_id = vp.id AND vdp.domain_id = OLD.id;
  SELECT vdp.value INTO callee_out_id FROM voip_dom_preferences vdp, voip_preferences vp 
      WHERE vp.attribute = 'dp_dom_callee_out' AND vdp.attribute_id = vp.id AND vdp.domain_id = OLD.id;

  DELETE FROM kamailio.domain WHERE domain = OLD.domain;
  
  -- work around MySQL bug. the cascaded delete should trigger our
  -- voip_dom_preferences delete action, but doesn't
  DELETE FROM kamailio.dom_preferences WHERE domain = OLD.domain;
  -- this will trigger the delete action for each subscriber
  DELETE FROM provisioning.voip_subscribers WHERE domain_id = OLD.id;
  

  END;
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DELIMITER ;