BEGIN; INSERT INTO config.upgrade_log (version) VALUES ('0483'); CREATE OR REPLACE FUNCTION action.find_circ_matrix_matchpoint( context_ou INT, match_item BIGINT, match_user INT, renewal BOOL ) RETURNS config.circ_matrix_matchpoint AS $func$ DECLARE user_object actor.usr%ROWTYPE; item_object asset.copy%ROWTYPE; cn_object asset.call_number%ROWTYPE; rec_descriptor metabib.rec_descriptor%ROWTYPE; matchpoint config.circ_matrix_matchpoint%ROWTYPE; weights config.circ_matrix_weights%ROWTYPE; user_age INTERVAL; denominator NUMERIC(6,2); BEGIN SELECT INTO user_object * FROM actor.usr WHERE id = match_user; SELECT INTO item_object * FROM asset.copy WHERE id = match_item; SELECT INTO cn_object * FROM asset.call_number WHERE id = item_object.call_number; SELECT INTO rec_descriptor * FROM metabib.rec_descriptor WHERE record = cn_object.record; -- Pre-generate this so we only calc it once IF user_object.dob IS NOT NULL THEN SELECT INTO user_age age(user_object.dob); END IF; -- Grab the closest set circ weight setting. SELECT INTO weights cw.* FROM config.weight_assoc wa JOIN config.circ_matrix_weights cw ON (cw.id = wa.circ_weights) JOIN actor.org_unit_ancestors_distance( context_ou ) d ON (wa.org_unit = d.id) WHERE active ORDER BY d.distance LIMIT 1; -- No weights? Bad admin! Defaults to handle that anyway. IF weights.id IS NULL THEN weights.grp := 11.0; weights.org_unit := 10.0; weights.circ_modifier := 5.0; weights.marc_type := 4.0; weights.marc_form := 3.0; weights.marc_vr_format := 2.0; weights.copy_circ_lib := 8.0; weights.copy_owning_lib := 8.0; weights.user_home_ou := 8.0; weights.ref_flag := 1.0; weights.juvenile_flag := 6.0; weights.is_renewal := 7.0; weights.usr_age_lower_bound := 0.0; weights.usr_age_upper_bound := 0.0; END IF; -- Determine the max (expected) depth (+1) of the org tree and max depth of the permisson tree -- If you break your org tree with funky parenting this may be wrong -- Note: This CTE is duplicated in the find_hold_matrix_matchpoint function, and it may be a good idea to split it off to a function -- We use one denominator for all tree-based checks for when permission groups and org units have the same weighting WITH all_distance(distance) AS ( SELECT depth AS distance FROM actor.org_unit_type UNION SELECT distance AS distance FROM permission.grp_ancestors_distance((SELECT id FROM permission.grp_tree WHERE parent IS NULL)) ) SELECT INTO denominator MAX(distance) + 1 FROM all_distance; -- Select the winning matchpoint into the matchpoint variable for returning SELECT INTO matchpoint m.* FROM config.circ_matrix_matchpoint m /*LEFT*/ JOIN permission.grp_ancestors_distance( user_object.profile ) upgad ON m.grp = upgad.id /*LEFT*/ JOIN actor.org_unit_ancestors_distance( context_ou ) ctoua ON m.org_unit = ctoua.id LEFT JOIN actor.org_unit_ancestors_distance( cn_object.owning_lib ) cnoua ON m.copy_owning_lib = cnoua.id LEFT JOIN actor.org_unit_ancestors_distance( item_object.circ_lib ) iooua ON m.copy_circ_lib = iooua.id LEFT JOIN actor.org_unit_ancestors_distance( user_object.home_ou ) uhoua ON m.user_home_ou = uhoua.id WHERE m.active -- Permission Groups -- AND (m.grp IS NULL OR upgad.id IS NOT NULL) -- Optional Permission Group? -- Org Units -- AND (m.org_unit IS NULL OR ctoua.id IS NOT NULL) -- Optional Org Unit? AND (m.copy_owning_lib IS NULL OR cnoua.id IS NOT NULL) AND (m.copy_circ_lib IS NULL OR iooua.id IS NOT NULL) AND (m.user_home_ou IS NULL OR uhoua.id IS NOT NULL) -- Circ Type AND (m.is_renewal IS NULL OR m.is_renewal = renewal) -- Static User Checks AND (m.juvenile_flag IS NULL OR m.juvenile_flag = user_object.juvenile) AND (m.usr_age_lower_bound IS NULL OR (user_age IS NOT NULL AND m.usr_age_lower_bound < user_age)) AND (m.usr_age_upper_bound IS NULL OR (user_age IS NOT NULL AND m.usr_age_upper_bound > user_age)) -- Static Item Checks AND (m.circ_modifier IS NULL OR m.circ_modifier = item_object.circ_modifier) AND (m.marc_type IS NULL OR m.marc_type = COALESCE(item_object.circ_as_type, rec_descriptor.item_type)) AND (m.marc_form IS NULL OR m.marc_form = rec_descriptor.item_form) AND (m.marc_vr_format IS NULL OR m.marc_vr_format = rec_descriptor.vr_format) AND (m.ref_flag IS NULL OR m.ref_flag = item_object.ref) ORDER BY -- Permission Groups CASE WHEN upgad.distance IS NOT NULL THEN 2^(2*weights.grp - (upgad.distance/denominator)) ELSE 0.0 END + -- Org Units CASE WHEN ctoua.distance IS NOT NULL THEN 2^(2*weights.org_unit - (ctoua.distance/denominator)) ELSE 0.0 END + CASE WHEN cnoua.distance IS NOT NULL THEN 2^(2*weights.copy_owning_lib - (cnoua.distance/denominator)) ELSE 0.0 END + CASE WHEN iooua.distance IS NOT NULL THEN 2^(2*weights.copy_circ_lib - (iooua.distance/denominator)) ELSE 0.0 END + CASE WHEN uhoua.distance IS NOT NULL THEN 2^(2*weights.user_home_ou - (uhoua.distance/denominator)) ELSE 0.0 END + -- Circ Type -- Note: 4^x is equiv to 2^(2*x) CASE WHEN m.is_renewal IS NOT NULL THEN 4^weights.is_renewal ELSE 0.0 END + -- Static User Checks CASE WHEN m.juvenile_flag IS NOT NULL THEN 4^weights.juvenile_flag ELSE 0.0 END + CASE WHEN m.usr_age_lower_bound IS NOT NULL THEN 4^weights.usr_age_lower_bound ELSE 0.0 END + CASE WHEN m.usr_age_upper_bound IS NOT NULL THEN 4^weights.usr_age_upper_bound ELSE 0.0 END + -- Static Item Checks CASE WHEN m.circ_modifier IS NOT NULL THEN 4^weights.circ_modifier ELSE 0.0 END + CASE WHEN m.marc_type IS NOT NULL THEN 4^weights.marc_type ELSE 0.0 END + CASE WHEN m.marc_form IS NOT NULL THEN 4^weights.marc_form ELSE 0.0 END + CASE WHEN m.marc_vr_format IS NOT NULL THEN 4^weights.marc_vr_format ELSE 0.0 END + CASE WHEN m.ref_flag IS NOT NULL THEN 4^weights.ref_flag ELSE 0.0 END DESC, -- Final sort on id, so that if two rules have the same sorting in the previous sort they have a defined order -- This prevents "we changed the table order by updating a rule, and we started getting different results" m.id; -- Return the entire matchpoint RETURN matchpoint; END; $func$ LANGUAGE plpgsql; CREATE OR REPLACE FUNCTION action.find_hold_matrix_matchpoint(pickup_ou integer, request_ou integer, match_item bigint, match_user integer, match_requestor integer) RETURNS integer AS $func$ DECLARE requestor_object actor.usr%ROWTYPE; user_object actor.usr%ROWTYPE; item_object asset.copy%ROWTYPE; item_cn_object asset.call_number%ROWTYPE; rec_descriptor metabib.rec_descriptor%ROWTYPE; matchpoint config.hold_matrix_matchpoint%ROWTYPE; weights config.hold_matrix_weights%ROWTYPE; denominator NUMERIC(6,2); BEGIN SELECT INTO user_object * FROM actor.usr WHERE id = match_user; SELECT INTO requestor_object * FROM actor.usr WHERE id = match_requestor; SELECT INTO item_object * FROM asset.copy WHERE id = match_item; SELECT INTO item_cn_object * FROM asset.call_number WHERE id = item_object.call_number; SELECT INTO rec_descriptor * FROM metabib.rec_descriptor WHERE record = item_cn_object.record; -- The item's owner should probably be the one determining if the item is holdable -- How to decide that is debatable. Decided to default to the circ library (where the item lives) -- This flag will allow for setting it to the owning library (where the call number "lives") PERFORM * FROM config.internal_flag WHERE name = 'circ.holds.weight_owner_not_circ' AND enabled; -- Grab the closest set circ weight setting. IF NOT FOUND THEN -- Default to circ library SELECT INTO weights hw.* FROM config.weight_assoc wa JOIN config.hold_matrix_weights hw ON (hw.id = wa.hold_weights) JOIN actor.org_unit_ancestors_distance( item_object.circ_lib ) d ON (wa.org_unit = d.id) WHERE active ORDER BY d.distance LIMIT 1; ELSE -- Flag is set, use owning library SELECT INTO weights hw.* FROM config.weight_assoc wa JOIN config.hold_matrix_weights hw ON (hw.id = wa.hold_weights) JOIN actor.org_unit_ancestors_distance( cn_object.owning_lib ) d ON (wa.org_unit = d.id) WHERE active ORDER BY d.distance LIMIT 1; END IF; -- No weights? Bad admin! Defaults to handle that anyway. IF weights.id IS NULL THEN weights.user_home_ou := 5.0; weights.request_ou := 5.0; weights.pickup_ou := 5.0; weights.item_owning_ou := 5.0; weights.item_circ_ou := 5.0; weights.usr_grp := 7.0; weights.requestor_grp := 8.0; weights.circ_modifier := 4.0; weights.marc_type := 3.0; weights.marc_form := 2.0; weights.marc_vr_format := 1.0; weights.juvenile_flag := 4.0; weights.ref_flag := 0.0; END IF; -- Determine the max (expected) depth (+1) of the org tree and max depth of the permisson tree -- If you break your org tree with funky parenting this may be wrong -- Note: This CTE is duplicated in the find_circ_matrix_matchpoint function, and it may be a good idea to split it off to a function -- We use one denominator for all tree-based checks for when permission groups and org units have the same weighting WITH all_distance(distance) AS ( SELECT depth AS distance FROM actor.org_unit_type UNION SELECT distance AS distance FROM permission.grp_ancestors_distance((SELECT id FROM permission.grp_tree WHERE parent IS NULL)) ) SELECT INTO denominator MAX(distance) + 1 FROM all_distance; -- To ATTEMPT to make this work like it used to, make it reverse the user/requestor profile ids. -- This may be better implemented as part of the upgrade script? -- Set usr_grp = requestor_grp, requestor_grp = 1 or something when this flag is already set -- Then remove this flag, of course. PERFORM * FROM config.internal_flag WHERE name = 'circ.holds.usr_not_requestor' AND enabled; IF FOUND THEN -- Note: This, to me, is REALLY hacky. I put it in anyway. -- If you can't tell, this is a single call swap on two variables. SELECT INTO user_object.profile, requestor_object.profile requestor_object.profile, user_object.profile; END IF; -- Select the winning matchpoint into the matchpoint variable for returning SELECT INTO matchpoint m.* FROM config.hold_matrix_matchpoint m /*LEFT*/ JOIN permission.grp_ancestors_distance( requestor_object.profile ) rpgad ON m.requestor_grp = rpgad.id LEFT JOIN permission.grp_ancestors_distance( user_object.profile ) upgad ON m.usr_grp = upgad.id LEFT JOIN actor.org_unit_ancestors_distance( pickup_ou ) puoua ON m.pickup_ou = puoua.id LEFT JOIN actor.org_unit_ancestors_distance( request_ou ) rqoua ON m.request_ou = rqoua.id LEFT JOIN actor.org_unit_ancestors_distance( item_cn_object.owning_lib ) cnoua ON m.item_owning_ou = cnoua.id LEFT JOIN actor.org_unit_ancestors_distance( item_object.circ_lib ) iooua ON m.item_circ_ou = iooua.id LEFT JOIN actor.org_unit_ancestors_distance( user_object.home_ou ) uhoua ON m.user_home_ou = uhoua.id WHERE m.active -- Permission Groups -- AND (m.requestor_grp IS NULL OR upgad.id IS NOT NULL) -- Optional Requestor Group? AND (m.usr_grp IS NULL OR upgad.id IS NOT NULL) -- Org Units AND (m.pickup_ou IS NULL OR (puoua.id IS NOT NULL AND (puoua.distance = 0 OR NOT m.strict_ou_match))) AND (m.request_ou IS NULL OR (rqoua.id IS NOT NULL AND (rqoua.distance = 0 OR NOT m.strict_ou_match))) AND (m.item_owning_ou IS NULL OR (cnoua.id IS NOT NULL AND (cnoua.distance = 0 OR NOT m.strict_ou_match))) AND (m.item_circ_ou IS NULL OR (iooua.id IS NOT NULL AND (iooua.distance = 0 OR NOT m.strict_ou_match))) AND (m.user_home_ou IS NULL OR (uhoua.id IS NOT NULL AND (uhoua.distance = 0 OR NOT m.strict_ou_match))) -- Static User Checks AND (m.juvenile_flag IS NULL OR m.juvenile_flag = user_object.juvenile) -- Static Item Checks AND (m.circ_modifier IS NULL OR m.circ_modifier = item_object.circ_modifier) AND (m.marc_type IS NULL OR m.marc_type = COALESCE(item_object.circ_as_type, rec_descriptor.item_type)) AND (m.marc_form IS NULL OR m.marc_form = rec_descriptor.item_form) AND (m.marc_vr_format IS NULL OR m.marc_vr_format = rec_descriptor.vr_format) AND (m.ref_flag IS NULL OR m.ref_flag = item_object.ref) ORDER BY -- Permission Groups CASE WHEN rpgad.distance IS NOT NULL THEN 2^(2*weights.requestor_grp - (rpgad.distance/denominator)) ELSE 0.0 END + CASE WHEN upgad.distance IS NOT NULL THEN 2^(2*weights.usr_grp - (upgad.distance/denominator)) ELSE 0.0 END + -- Org Units CASE WHEN puoua.distance IS NOT NULL THEN 2^(2*weights.pickup_ou - (puoua.distance/denominator)) ELSE 0.0 END + CASE WHEN rqoua.distance IS NOT NULL THEN 2^(2*weights.request_ou - (rqoua.distance/denominator)) ELSE 0.0 END + CASE WHEN cnoua.distance IS NOT NULL THEN 2^(2*weights.item_owning_ou - (cnoua.distance/denominator)) ELSE 0.0 END + CASE WHEN iooua.distance IS NOT NULL THEN 2^(2*weights.item_circ_ou - (iooua.distance/denominator)) ELSE 0.0 END + CASE WHEN uhoua.distance IS NOT NULL THEN 2^(2*weights.user_home_ou - (uhoua.distance/denominator)) ELSE 0.0 END + -- Static User Checks -- Note: 4^x is equiv to 2^(2*x) CASE WHEN m.juvenile_flag IS NOT NULL THEN 4^weights.juvenile_flag ELSE 0.0 END + -- Static Item Checks CASE WHEN m.circ_modifier IS NOT NULL THEN 4^weights.circ_modifier ELSE 0.0 END + CASE WHEN m.marc_type IS NOT NULL THEN 4^weights.marc_type ELSE 0.0 END + CASE WHEN m.marc_form IS NOT NULL THEN 4^weights.marc_form ELSE 0.0 END + CASE WHEN m.marc_vr_format IS NOT NULL THEN 4^weights.marc_vr_format ELSE 0.0 END + CASE WHEN m.ref_flag IS NOT NULL THEN 4^weights.ref_flag ELSE 0.0 END DESC, -- Final sort on id, so that if two rules have the same sorting in the previous sort they have a defined order -- This prevents "we changed the table order by updating a rule, and we started getting different results" m.id; -- Return just the ID for now RETURN matchpoint.id; END; $func$ LANGUAGE 'plpgsql'; COMMIT;