3 INSERT INTO config.upgrade_log (version) VALUES ('0427'); -- gmc
5 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 $func$
7 current_requestor_group permission.grp_tree%ROWTYPE;
8 requestor_object actor.usr%ROWTYPE;
9 user_object actor.usr%ROWTYPE;
10 item_object asset.copy%ROWTYPE;
11 item_cn_object asset.call_number%ROWTYPE;
12 rec_descriptor metabib.rec_descriptor%ROWTYPE;
13 current_mp_weight FLOAT;
14 matchpoint_weight FLOAT;
16 current_mp config.hold_matrix_matchpoint%ROWTYPE;
17 matchpoint config.hold_matrix_matchpoint%ROWTYPE;
19 SELECT INTO user_object * FROM actor.usr WHERE id = match_user;
20 SELECT INTO requestor_object * FROM actor.usr WHERE id = match_requestor;
21 SELECT INTO item_object * FROM asset.copy WHERE id = match_item;
22 SELECT INTO item_cn_object * FROM asset.call_number WHERE id = item_object.call_number;
23 SELECT INTO rec_descriptor r.* FROM metabib.rec_descriptor r WHERE r.record = item_cn_object.record;
25 PERFORM * FROM config.internal_flag WHERE name = 'circ.holds.usr_not_requestor' AND enabled;
28 SELECT INTO current_requestor_group * FROM permission.grp_tree WHERE id = requestor_object.profile;
30 SELECT INTO current_requestor_group * FROM permission.grp_tree WHERE id = user_object.profile;
34 -- for each potential matchpoint for this ou and group ...
37 FROM config.hold_matrix_matchpoint m
38 WHERE m.requestor_grp = current_requestor_group.id AND m.active
39 ORDER BY CASE WHEN m.circ_modifier IS NOT NULL THEN 16 ELSE 0 END +
40 CASE WHEN m.juvenile_flag IS NOT NULL THEN 16 ELSE 0 END +
41 CASE WHEN m.marc_type IS NOT NULL THEN 8 ELSE 0 END +
42 CASE WHEN m.marc_form IS NOT NULL THEN 4 ELSE 0 END +
43 CASE WHEN m.marc_vr_format IS NOT NULL THEN 2 ELSE 0 END +
44 CASE WHEN m.ref_flag IS NOT NULL THEN 1 ELSE 0 END DESC LOOP
46 current_mp_weight := 5.0;
48 IF current_mp.circ_modifier IS NOT NULL THEN
49 CONTINUE WHEN current_mp.circ_modifier <> item_object.circ_modifier OR item_object.circ_modifier IS NULL;
52 IF current_mp.marc_type IS NOT NULL THEN
53 IF item_object.circ_as_type IS NOT NULL THEN
54 CONTINUE WHEN current_mp.marc_type <> item_object.circ_as_type;
56 CONTINUE WHEN current_mp.marc_type <> rec_descriptor.item_type;
60 IF current_mp.marc_form IS NOT NULL THEN
61 CONTINUE WHEN current_mp.marc_form <> rec_descriptor.item_form;
64 IF current_mp.marc_vr_format IS NOT NULL THEN
65 CONTINUE WHEN current_mp.marc_vr_format <> rec_descriptor.vr_format;
68 IF current_mp.juvenile_flag IS NOT NULL THEN
69 CONTINUE WHEN current_mp.juvenile_flag <> user_object.juvenile;
72 IF current_mp.ref_flag IS NOT NULL THEN
73 CONTINUE WHEN current_mp.ref_flag <> item_object.ref;
77 -- caclulate the rule match weight
78 IF current_mp.item_owning_ou IS NOT NULL THEN
79 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.item_owning_ou, item_cn_object.owning_lib)::FLOAT + 1.0)::FLOAT;
80 current_mp_weight := current_mp_weight - tmp_weight;
83 IF current_mp.item_circ_ou IS NOT NULL THEN
84 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.item_circ_ou, item_object.circ_lib)::FLOAT + 1.0)::FLOAT;
85 current_mp_weight := current_mp_weight - tmp_weight;
88 IF current_mp.pickup_ou IS NOT NULL THEN
89 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.pickup_ou, pickup_ou)::FLOAT + 1.0)::FLOAT;
90 current_mp_weight := current_mp_weight - tmp_weight;
93 IF current_mp.request_ou IS NOT NULL THEN
94 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.request_ou, request_ou)::FLOAT + 1.0)::FLOAT;
95 current_mp_weight := current_mp_weight - tmp_weight;
98 IF current_mp.user_home_ou IS NOT NULL THEN
99 SELECT INTO tmp_weight 1.0 / (actor.org_unit_proximity(current_mp.user_home_ou, user_object.home_ou)::FLOAT + 1.0)::FLOAT;
100 current_mp_weight := current_mp_weight - tmp_weight;
103 -- set the matchpoint if we found the best one
104 IF matchpoint_weight IS NULL OR matchpoint_weight > current_mp_weight THEN
105 matchpoint = current_mp;
106 matchpoint_weight = current_mp_weight;
111 EXIT WHEN current_requestor_group.parent IS NULL OR matchpoint.id IS NOT NULL;
113 SELECT INTO current_requestor_group * FROM permission.grp_tree WHERE id = current_requestor_group.parent;
116 RETURN matchpoint.id;
118 $func$ LANGUAGE plpgsql;