Open-ILS/src/sql/Pg/upgrade/0406.schema.hold-matrix.user-not-requestor.sql

   1 BEGIN;
   2
   3 INSERT INTO config.upgrade_log (version) VALUES ('0406'); -- miker
   4
   5 INSERT INTO config.global_flag (name, label, enabled)
   6     VALUES (
   7         'circ.holds.usr_not_requestor',
   8         oils_i18n_gettext(
   9             'circ.holds.usr_not_requestor',
  10             'Holds: When testing hold matrix matchpoints, use the profile group of the receiving user instead of that of the requestor (affects staff-placed holds)',
  11             'cgf',
  12             'label'
  13         ),
  14         TRUE
  15     );
  16
  17 CREATE OR REPLACE FUNCTION action.find_hold_matrix_matchpoint( pickup_ou INT, request_ou INT, match_item BIGINT, match_user INT, match_requestor INT ) RETURNS INT AS $func$
  18 DECLARE
  19     current_requestor_group    permission.grp_tree%ROWTYPE;
  20     root_ou            actor.org_unit%ROWTYPE;
  21     requestor_object    actor.usr%ROWTYPE;
  22     user_object        actor.usr%ROWTYPE;
  23     item_object        asset.copy%ROWTYPE;
  24     item_cn_object        asset.call_number%ROWTYPE;
  25     rec_descriptor        metabib.rec_descriptor%ROWTYPE;
  26     current_mp_weight    FLOAT;
  27     matchpoint_weight    FLOAT;
  28     tmp_weight        FLOAT;
  29     current_mp        config.hold_matrix_matchpoint%ROWTYPE;
  30     matchpoint        config.hold_matrix_matchpoint%ROWTYPE;
  31 BEGIN
  32     SELECT INTO root_ou * FROM actor.org_unit WHERE parent_ou IS NULL;
  33     SELECT INTO user_object * FROM actor.usr WHERE id = match_user;
  34     SELECT INTO requestor_object * FROM actor.usr WHERE id = match_requestor;
  35     SELECT INTO item_object * FROM asset.copy WHERE id = match_item;
  36     SELECT INTO item_cn_object * FROM asset.call_number WHERE id = item_object.call_number;
  37     SELECT INTO rec_descriptor r.* FROM metabib.rec_descriptor r WHERE r.record = item_cn_object.record;
  38
  39     PERFORM * FROM config.internal_flag WHERE name = 'circ.holds.usr_not_requestor' AND enabled;
  40
  41     IF NOT FOUND THEN
  42         SELECT INTO current_requestor_group * FROM permission.grp_tree WHERE id = requestor_object.profile;
  43     ELSE
  44         SELECT INTO current_requestor_group * FROM permission.grp_tree WHERE id = user_object.profile;
  45     END IF;
  46
  47     LOOP
  48         -- for each potential matchpoint for this ou and group ...
  49         FOR current_mp IN
  50             SELECT    m.*
  51               FROM    config.hold_matrix_matchpoint m
  52               WHERE    m.requestor_grp = current_requestor_group.id AND m.active
  53               ORDER BY    CASE WHEN m.circ_modifier    IS NOT NULL THEN 16 ELSE 0 END +
  54                     CASE WHEN m.juvenile_flag    IS NOT NULL THEN 16 ELSE 0 END +
  55                     CASE WHEN m.marc_type        IS NOT NULL THEN 8 ELSE 0 END +
  56                     CASE WHEN m.marc_form        IS NOT NULL THEN 4 ELSE 0 END +
  57                     CASE WHEN m.marc_vr_format    IS NOT NULL THEN 2 ELSE 0 END +
  58                     CASE WHEN m.ref_flag        IS NOT NULL THEN 1 ELSE 0 END DESC LOOP
  59
  60             current_mp_weight := 5.0;
  61
  62             IF current_mp.circ_modifier IS NOT NULL THEN
  63                 CONTINUE WHEN current_mp.circ_modifier <> item_object.circ_modifier OR item_object.circ_modifier IS NULL;
  64             END IF;
  65
  66             IF current_mp.marc_type IS NOT NULL THEN
  67                 IF item_object.circ_as_type IS NOT NULL THEN
  68                     CONTINUE WHEN current_mp.marc_type <> item_object.circ_as_type;
  69                 ELSE
  70                     CONTINUE WHEN current_mp.marc_type <> rec_descriptor.item_type;
  71                 END IF;
  72             END IF;
  73
  74             IF current_mp.marc_form IS NOT NULL THEN
  75                 CONTINUE WHEN current_mp.marc_form <> rec_descriptor.item_form;
  76             END IF;
  77
  78             IF current_mp.marc_vr_format IS NOT NULL THEN
  79                 CONTINUE WHEN current_mp.marc_vr_format <> rec_descriptor.vr_format;
  80             END IF;
  81
  82             IF current_mp.juvenile_flag IS NOT NULL THEN
  83                 CONTINUE WHEN current_mp.juvenile_flag <> user_object.juvenile;
  84             END IF;
  85
  86             IF current_mp.ref_flag IS NOT NULL THEN
  87                 CONTINUE WHEN current_mp.ref_flag <> item_object.ref;
  88             END IF;
  89
  90
  91             -- caclulate the rule match weight
  92             IF current_mp.item_owning_ou IS NOT NULL AND current_mp.item_owning_ou <> root_ou.id THEN
  93                 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.item_owning_ou, item_cn_object.owning_lib)::FLOAT + 1.0)::FLOAT;
  94                 current_mp_weight := current_mp_weight - tmp_weight;
  95             END IF;
  96
  97             IF current_mp.item_circ_ou IS NOT NULL AND current_mp.item_circ_ou <> root_ou.id THEN
  98                 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.item_circ_ou, item_object.circ_lib)::FLOAT + 1.0)::FLOAT;
  99                 current_mp_weight := current_mp_weight - tmp_weight;
 100             END IF;
 101
 102             IF current_mp.pickup_ou IS NOT NULL AND current_mp.pickup_ou <> root_ou.id THEN
 103                 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.pickup_ou, pickup_ou)::FLOAT + 1.0)::FLOAT;
 104                 current_mp_weight := current_mp_weight - tmp_weight;
 105             END IF;
 106
 107             IF current_mp.request_ou IS NOT NULL AND current_mp.request_ou <> root_ou.id THEN
 108                 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.request_ou, request_ou)::FLOAT + 1.0)::FLOAT;
 109                 current_mp_weight := current_mp_weight - tmp_weight;
 110             END IF;
 111
 112             IF current_mp.user_home_ou IS NOT NULL AND current_mp.user_home_ou <> root_ou.id THEN
 113                 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.user_home_ou, user_object.home_ou)::FLOAT + 1.0)::FLOAT;
 114                 current_mp_weight := current_mp_weight - tmp_weight;
 115             END IF;
 116
 117             -- set the matchpoint if we found the best one
 118             IF matchpoint_weight IS NULL OR matchpoint_weight > current_mp_weight THEN
 119                 matchpoint = current_mp;
 120                 matchpoint_weight = current_mp_weight;
 121             END IF;
 122
 123         END LOOP;
 124
 125         EXIT WHEN current_requestor_group.parent IS NULL OR matchpoint.id IS NOT NULL;
 126
 127         SELECT INTO current_requestor_group * FROM permission.grp_tree WHERE id = current_requestor_group.parent;
 128     END LOOP;
 129
 130     RETURN matchpoint.id;
 131 END;
 132 $func$ LANGUAGE plpgsql;
 133
 134 COMMIT;
 135