Index: openacs-4/packages/acs-kernel/sql/oracle/groups-body-create.sql =================================================================== RCS file: /usr/local/cvsroot/openacs-4/packages/acs-kernel/sql/oracle/groups-body-create.sql,v diff -u -r1.5 -r1.6 --- openacs-4/packages/acs-kernel/sql/oracle/groups-body-create.sql 17 Mar 2003 21:58:22 -0000 1.5 +++ openacs-4/packages/acs-kernel/sql/oracle/groups-body-create.sql 21 Mar 2003 14:57:44 -0000 1.6 @@ -3,174 +3,145 @@ -- -- @author rhs@mit.edu -- @creation-date 2000-08-22 --- @cvs-id groups-body-create.sql,v 1.1.4.1 2001/01/12 22:58:33 mbryzek Exp +-- @cvs-id $Id$ -- -------------- -- TRIGGERS -- -------------- --- The insert trigger was dummied up in groups-create.sql, so we just need --- to replace the trigger function, not create the trigger. +create or replace trigger membership_rels_up_tr +before update on membership_rels +for each row +begin + + if :new.member_state = :old.member_state then + return; + end if; --- However, PG 7.3 introduces a new type "trigger" for the return type --- needed for functions called by triggers. "create function" transmorgifies --- the return type "opaque" to "trigger" so PG 7.2 dumps can be restored into --- PG 7.3. But "create or replace" doesn't do it. We can't use "trigger" --- because we currently are still supporting PG 7.2. Isn't life a pleasure? + for map in (select group_id, element_id, rel_type + from group_element_index + where rel_id = :new.rel_id) + loop + if :new.member_state = 'approved' then + party_approved_member.add(map.group_id, map.element_id, map.rel_type); + else + party_approved_member.remove(map.group_id, map.element_id, map.rel_type); + end if; + end loop; --- I'm leaving the triggers we aren't overriding as "create or replace" because --- this will be the right thing to do if the PG folks fix this problem or when --- we drop support of PG 7.2 and no longer need to declare these as type "opaque" +end; +/ +show errors -drop trigger membership_rels_in_tr on membership_rels; -drop function membership_rels_in_tr (); - -create or replace function membership_rels_in_tr () returns opaque as ' +create or replace trigger membership_rels_in_tr +after insert on membership_rels +for each row declare v_object_id_one acs_rels.object_id_one%TYPE; v_object_id_two acs_rels.object_id_two%TYPE; v_rel_type acs_rels.rel_type%TYPE; - v_error text; - map record; + v_error varchar2(4000); begin -- First check if added this relation violated any relational constraints - v_error := rel_constraint__violation(new.rel_id); + v_error := rel_constraint.violation(:new.rel_id); if v_error is not null then - raise EXCEPTION ''-20000: %'', v_error; + raise_application_error(-20000,v_error); end if; select object_id_one, object_id_two, rel_type into v_object_id_one, v_object_id_two, v_rel_type from acs_rels - where rel_id = new.rel_id; + where rel_id = :new.rel_id; - -- Insert a row for me in the group_element_index. + -- Insert a row for me in the group_member_index. insert into group_element_index (group_id, element_id, rel_id, container_id, rel_type, ancestor_rel_type) values - (v_object_id_one, v_object_id_two, new.rel_id, v_object_id_one, - v_rel_type, ''membership_rel''); + (v_object_id_one, v_object_id_two, :new.rel_id, v_object_id_one, + v_rel_type, 'membership_rel'); - if new.member_state = ''approved'' then - perform party_approved_member__add(v_object_id_one, v_object_id_two, new.rel_id, v_rel_type); + if :new.member_state = 'approved' then + party_approved_member.add(v_object_id_one, v_object_id_two, v_rel_type); end if; -- For all groups of which I am a component, insert a - -- row in the group_element_index. - for map in select distinct group_id + -- row in the group_member_index. + for map in (select distinct group_id from group_component_map - where component_id = v_object_id_one - loop - + where component_id = v_object_id_one) loop insert into group_element_index (group_id, element_id, rel_id, container_id, rel_type, ancestor_rel_type) values - (map.group_id, v_object_id_two, new.rel_id, v_object_id_one, - v_rel_type, ''membership_rel''); + (map.group_id, v_object_id_two, :new.rel_id, v_object_id_one, + v_rel_type, 'membership_rel'); - if new.member_state = ''approved'' then - perform party_approved_member__add(map.group_id, v_object_id_two, new.rel_id, v_rel_type); + if :new.member_state = 'approved' then + party_approved_member.add(map.group_id, v_object_id_two, v_rel_type); end if; end loop; +end; +/ +show errors - return new; - -end;' language 'plpgsql'; - -create trigger membership_rels_in_tr after insert on membership_rels -for each row execute procedure membership_rels_in_tr (); - -create or replace function membership_rels_up_tr () returns opaque as ' -declare - map record; +create or replace trigger membership_rels_del_tr +before delete on membership_rels +for each row +declare + v_error varchar2(4000); begin - - if new.member_state = old.member_state then - return new; - end if; - - for map in select group_id, element_id, rel_type - from group_element_index - where rel_id = new.rel_id - loop - if new.member_state = ''approved'' then - perform party_approved_member__add(map.group_id, map.element_id, new.rel_id, map.rel_type); - else - perform party_approved_member__remove(map.group_id, map.element_id, new.rel_id, map.rel_type); - end if; - end loop; - - return new; - -end;' language 'plpgsql'; - -create trigger membership_rels_up_tr before update on membership_rels -for each row execute procedure membership_rels_up_tr (); - -create or replace function membership_rels_del_tr () returns opaque as ' -declare - v_error text; - map record; -begin -- First check if removing this relation would violate any relational constraints - v_error := rel_constraint__violation_if_removed(old.rel_id); + v_error := rel_constraint.violation_if_removed(:old.rel_id); if v_error is not null then - raise EXCEPTION ''-20000: %'', v_error; + raise_application_error(-20000,v_error); end if; - for map in select group_id, element_id, rel_type - from group_element_index - where rel_id = old.rel_id + for map in (select group_id, element_id, rel_type + from group_element_index + where rel_id = :old.rel_id) loop - perform party_approved_member__remove(map.group_id, map.element_id, old.rel_id, map.rel_type); + party_approved_member.remove(map.group_id, map.element_id, map.rel_type); end loop; delete from group_element_index - where rel_id = old.rel_id; + where rel_id = :old.rel_id; - return old; +end; +/ +show errors; -end;' language 'plpgsql'; - -create trigger membership_rels_del_tr before delete on membership_rels -for each row execute procedure membership_rels_del_tr (); - -drop trigger composition_rels_in_tr on composition_rels; -drop function composition_rels_in_tr (); - -create or replace function composition_rels_in_tr () returns opaque as ' +create or replace trigger composition_rels_in_tr +after insert on composition_rels +for each row declare v_object_id_one acs_rels.object_id_one%TYPE; v_object_id_two acs_rels.object_id_two%TYPE; v_rel_type acs_rels.rel_type%TYPE; - v_error text; - map record; + v_error varchar2(4000); begin -- First check if added this relation violated any relational constraints - v_error := rel_constraint__violation(new.rel_id); - + v_error := rel_constraint.violation(:new.rel_id); if v_error is not null then - raise EXCEPTION ''-20000: %'', v_error; + raise_application_error(-20000,v_error); end if; select object_id_one, object_id_two, rel_type into v_object_id_one, v_object_id_two, v_rel_type from acs_rels - where rel_id = new.rel_id; + where rel_id = :new.rel_id; -- Insert a row for me in group_element_index insert into group_element_index (group_id, element_id, rel_id, container_id, rel_type, ancestor_rel_type) values - (v_object_id_one, v_object_id_two, new.rel_id, v_object_id_one, - v_rel_type, ''composition_rel''); + (v_object_id_one, v_object_id_two, :new.rel_id, v_object_id_one, + v_rel_type, 'composition_rel'); -- Make my elements be elements of my new composite group insert into group_element_index @@ -189,18 +160,17 @@ -- For all direct or indirect containers of my new composite group, -- add me and add my elements - for map in select distinct group_id + for map in (select distinct group_id from group_component_map - where component_id = v_object_id_one - LOOP + where component_id = v_object_id_one) loop -- Add a row for me insert into group_element_index (group_id, element_id, rel_id, container_id, rel_type, ancestor_rel_type) values - (map.group_id, v_object_id_two, new.rel_id, v_object_id_one, - v_rel_type, ''composition_rel''); + (map.group_id, v_object_id_two, :new.rel_id, v_object_id_one, + v_rel_type, 'composition_rel'); -- Add rows for my elements insert into group_element_index @@ -218,42 +188,39 @@ and rel_id = m.rel_id); end loop; - return new; +end; +/ +show errors -end;' language 'plpgsql'; - -create trigger composition_rels_in_tr after insert on composition_rels -for each row execute procedure composition_rels_in_tr (); - -- -- TO DO: See if this can be optimized now that the member and component -- mapping tables have been combined -- -create or replace function composition_rels_del_tr () returns opaque as ' +create or replace trigger composition_rels_del_tr +before delete on composition_rels +for each row declare v_object_id_one acs_rels.object_id_one%TYPE; v_object_id_two acs_rels.object_id_two%TYPE; - n_rows integer; - v_error text; - map record; + n_rows integer; + v_error varchar2(4000); begin -- First check if removing this relation would violate any relational constraints - v_error := rel_constraint__violation_if_removed(old.rel_id); + v_error := rel_constraint.violation_if_removed(:old.rel_id); if v_error is not null then - raise EXCEPTION ''-20000: %'', v_error; + raise_application_error(-20000,v_error); end if; select object_id_one, object_id_two into v_object_id_one, v_object_id_two from acs_rels - where rel_id = old.rel_id; + where rel_id = :old.rel_id; - for map in select * + for map in (select * from group_component_map - where rel_id = old.rel_id - LOOP + where rel_id = :old.rel_id) loop delete from group_element_index - where rel_id = old.rel_id; + where rel_id = :old.rel_id; select count(*) into n_rows from group_component_map @@ -264,13 +231,13 @@ delete from group_element_index where group_id = map.group_id and container_id = map.component_id - and ancestor_rel_type = ''membership_rel''; + and ancestor_rel_type = 'membership_rel'; end if; end loop; - for map in select * + for map in (select * from group_component_map where group_id in (select group_id from group_component_map @@ -284,8 +251,7 @@ union select v_object_id_two from dual) - and group_contains_p(group_id, component_id, rel_id) = ''f'' - LOOP + and group_contains_p(group_id, component_id, rel_id) = 'f') loop delete from group_element_index where group_id = map.group_id @@ -301,48 +267,41 @@ delete from group_element_index where group_id = map.group_id and container_id = map.component_id - and ancestor_rel_type = ''membership_rel''; + and ancestor_rel_type = 'membership_rel'; end if; end loop; +end; +/ +show errors - return old; -end;' language 'plpgsql'; - -create trigger composition_rels_del_tr before delete on composition_rels -for each row execute procedure composition_rels_del_tr (); - --- show errors - - -------------------- -- PACKAGE BODIES -- -------------------- --- create or replace package body composition_rel --- function new -select define_function_args('composition_rel__new','rel_id,rel_type;composition_rel,object_id_one,object_id_two,creation_user,creation_ip'); +create or replace package body composition_rel +as -create or replace function composition_rel__new (integer,varchar,integer,integer,integer,varchar) -returns integer as ' -declare - new__rel_id alias for $1; -- default null - rel_type alias for $2; -- default ''composition_rel'' - object_id_one alias for $3; - object_id_two alias for $4; - creation_user alias for $5; -- default null - creation_ip alias for $6; -- default null - v_rel_id integer; -begin - v_rel_id := acs_rel__new ( - new__rel_id, - rel_type, - object_id_one, - object_id_two, - object_id_one, - creation_user, - creation_ip + function new ( + rel_id in composition_rels.rel_id%TYPE default null, + rel_type in acs_rels.rel_type%TYPE default 'composition_rel', + object_id_one in acs_rels.object_id_one%TYPE, + object_id_two in acs_rels.object_id_two%TYPE, + creation_user in acs_objects.creation_user%TYPE default null, + creation_ip in acs_objects.creation_ip%TYPE default null + ) return composition_rels.rel_id%TYPE + is + v_rel_id integer; + begin + v_rel_id := acs_rel.new ( + rel_id => rel_id, + rel_type => rel_type, + object_id_one => object_id_one, + object_id_two => object_id_two, + context_id => object_id_one, + creation_user => creation_user, + creation_ip => creation_ip ); insert into composition_rels @@ -351,613 +310,509 @@ (v_rel_id); return v_rel_id; - -end;' language 'plpgsql'; + end; --- function new -create or replace function composition_rel__new (integer,integer) -returns integer as ' -declare - object_id_one alias for $1; - object_id_two alias for $2; -begin - return composition_rel__new(null, - ''composition_rel'', - object_id_one, - object_id_two, - null, - null); -end;' language 'plpgsql'; + procedure delete ( + rel_id in composition_rels.rel_id%TYPE + ) + is + begin + acs_rel.delete(rel_id); + end; --- procedure delete -create or replace function composition_rel__delete (integer) -returns integer as ' -declare - rel_id alias for $1; -begin - PERFORM acs_rel__delete(rel_id); - - return 0; -end;' language 'plpgsql'; - - --- function check_path_exists_p -create or replace function composition_rel__check_path_exists_p (integer,integer) -returns boolean as ' -declare - component_id alias for $1; - container_id alias for $2; - row record; -begin + function check_path_exists_p ( + component_id in groups.group_id%TYPE, + container_id in groups.group_id%TYPE + ) return char + is + begin if component_id = container_id then - return ''t''; + return 't'; end if; - for row in select r.object_id_one as parent_id + for row in (select r.object_id_one as parent_id from acs_rels r, composition_rels c where r.rel_id = c.rel_id - and r.object_id_two = component_id - LOOP - if composition_rel__check_path_exists_p(row.parent_id, container_id) = ''t'' then - return ''t''; + and r.object_id_two = component_id) loop + if check_path_exists_p(row.parent_id, container_id) = 't' then + return 't'; end if; end loop; - return ''f''; - -end;' language 'plpgsql'; + return 'f'; + end; + function check_index ( + component_id in groups.group_id%TYPE, + container_id in groups.group_id%TYPE + ) return char + is + result char(1); + n_rows integer; + begin + result := 't'; --- function check_index -create or replace function composition_rel__check_index (integer,integer) -returns boolean as ' -declare - check_index__component_id alias for $1; - check_index__container_id alias for $2; - result boolean; - n_rows integer; - dc record; - r1 record; - r2 record; -begin - result := ''t''; - -- Loop through all the direct containers (DC) of COMPONENT_ID -- that are also contained by CONTAINER_ID and verify that the -- GROUP_COMPONENT_INDEX contains the (GROUP_ID, DC.REL_ID, -- CONTAINER_ID) triple. - for dc in select r.rel_id, r.object_id_one as container_id + for dc in (select r.rel_id, r.object_id_one as container_id from acs_rels r, composition_rels c where r.rel_id = c.rel_id - and r.object_id_two = check_index__component_id - LOOP + and r.object_id_two = component_id) loop - if composition_rel__check_path_exists_p(dc.container_id, - check_index__container_id) = ''t'' then - select case when count(*) = 0 then 0 else 1 end into n_rows + if check_path_exists_p(dc.container_id, + check_index.container_id) = 't' then + select decode(count(*),0,0,1) into n_rows from group_component_index - where group_id = check_index__container_id - and component_id = check_index__component_id + where group_id = check_index.container_id + and component_id = check_index.component_id and rel_id = dc.rel_id; if n_rows = 0 then - result := ''f''; - PERFORM acs_log__error(''composition_rel.check_representation'', - ''Row missing from group_component_index for ('' || - ''group_id = '' || check_index__container_id || '', '' || - ''component_id = '' || check_index__component_id || '', '' || - ''rel_id = '' || dc.rel_id || '')''); + result := 'f'; + acs_log.error('composition_rel.check_representation', + 'Row missing from group_component_index for (' || + 'group_id = ' || container_id || ', ' || + 'component_id = ' || component_id || ', ' || + 'rel_id = ' || dc.rel_id || ')'); end if; end if; end loop; -- Loop through all the containers of CONTAINER_ID. - for r1 in select r.object_id_one as container_id + for r1 in (select r.object_id_one as container_id from acs_rels r, composition_rels c where r.rel_id = c.rel_id - and r.object_id_two = check_index__container_id + and r.object_id_two = check_index.container_id union - select check_index__container_id as container_id - from dual - LOOP + select check_index.container_id + from dual) loop -- Loop through all the components of COMPONENT_ID and make a -- recursive call. - for r2 in select r.object_id_two as component_id + for r2 in (select r.object_id_two as component_id from acs_rels r, composition_rels c where r.rel_id = c.rel_id - and r.object_id_one = check_index__component_id + and r.object_id_one = check_index.component_id union - select check_index__component_id as component_id - from dual - LOOP - if (r1.container_id != check_index__container_id or - r2.component_id != check_index__component_id) and - composition_rel__check_index(r2.component_id, r1.container_id) = ''f'' then - result := ''f''; + select check_index.component_id + from dual) loop + if (r1.container_id != check_index.container_id or + r2.component_id != check_index.component_id) and + check_index(r2.component_id, r1.container_id) = 'f' then + result := 'f'; end if; end loop; end loop; return result; - -end;' language 'plpgsql'; + end; + function check_representation ( + rel_id in composition_rels.rel_id%TYPE + ) return char + is + container_id groups.group_id%TYPE; + component_id groups.group_id%TYPE; + result char(1); + begin + result := 't'; --- function check_representation -create or replace function composition_rel__check_representation (integer) -returns boolean as ' -declare - check_representation__rel_id alias for $1; - container_id groups.group_id%TYPE; - component_id groups.group_id%TYPE; - result boolean; - row record; -begin - result := ''t''; - - if acs_object__check_representation(check_representation__rel_id) = ''f'' then - result := ''f''; + if acs_object.check_representation(rel_id) = 'f' then + result := 'f'; end if; select object_id_one, object_id_two into container_id, component_id from acs_rels - where rel_id = check_representation__rel_id; + where rel_id = check_representation.rel_id; - -- First let us check that the index has all the rows it should. - if composition_rel__check_index(component_id, container_id) = ''f'' then - result := ''f''; + -- First let's check that the index has all the rows it should. + if check_index(component_id, container_id) = 'f' then + result := 'f'; end if; - -- Now let us check that the index doesn''t have any extraneous rows + -- Now let's check that the index doesn't have any extraneous rows -- relating to this relation. - for row in select * + for row in (select * from group_component_index - where rel_id = check_representation__rel_id - LOOP - if composition_rel__check_path_exists_p(row.component_id, row.group_id) = ''f'' then - result := ''f''; - PERFORM acs_log__error(''composition_rel.check_representation'', - ''Extraneous row in group_component_index: '' || - ''group_id = '' || row.group_id || '', '' || - ''component_id = '' || row.component_id || '', '' || - ''rel_id = '' || row.rel_id || '', '' || - ''container_id = '' || row.container_id || ''.''); + where rel_id = check_representation.rel_id) loop + if check_path_exists_p(row.component_id, row.group_id) = 'f' then + result := 'f'; + acs_log.error('composition_rel.check_representation', + 'Extraneous row in group_component_index: ' || + 'group_id = ' || row.group_id || ', ' || + 'component_id = ' || row.component_id || ', ' || + 'rel_id = ' || row.rel_id || ', ' || + 'container_id = ' || row.container_id || '.'); end if; end loop; return result; - -end;' language 'plpgsql'; + end; +end composition_rel; +/ +show errors --- show errors --- create or replace package body membership_rel --- function new -select define_function_args('membership_rel__new','rel_id,rel_type;membership_rel,object_id_one,object_id_two,member_state;approved,creation_user,creation_ip'); -create or replace function membership_rel__new (integer,varchar,integer,integer,varchar,integer,varchar) -returns integer as ' -declare - new__rel_id alias for $1; -- default null - rel_type alias for $2; -- default ''membership_rel'' - object_id_one alias for $3; - object_id_two alias for $4; - new__member_state alias for $5; -- default ''approved'' - creation_user alias for $6; -- default null - creation_ip alias for $7; -- default null - v_rel_id integer; -begin - v_rel_id := acs_rel__new ( - new__rel_id, - rel_type, - object_id_one, - object_id_two, - object_id_one, - creation_user, - creation_ip +create or replace package body membership_rel +as + + function new ( + rel_id in membership_rels.rel_id%TYPE default null, + rel_type in acs_rels.rel_type%TYPE default 'membership_rel', + object_id_one in acs_rels.object_id_one%TYPE, + object_id_two in acs_rels.object_id_two%TYPE, + member_state in membership_rels.member_state%TYPE default 'approved', + creation_user in acs_objects.creation_user%TYPE default null, + creation_ip in acs_objects.creation_ip%TYPE default null + ) return membership_rels.rel_id%TYPE + is + v_rel_id integer; + begin + v_rel_id := acs_rel.new ( + rel_id => rel_id, + rel_type => rel_type, + object_id_one => object_id_one, + object_id_two => object_id_two, + context_id => object_id_one, + creation_user => creation_user, + creation_ip => creation_ip ); insert into membership_rels (rel_id, member_state) values - (v_rel_id, new__member_state); + (v_rel_id, new.member_state); return v_rel_id; - -end;' language 'plpgsql'; + end; --- function new -create or replace function membership_rel__new (integer,integer) -returns integer as ' -declare - object_id_one alias for $1; - object_id_two alias for $2; -begin - return membership_rel__new(null, - ''membership_rel'', - object_id_one, - object_id_two, - ''approved'', - null, - null); -end;' language 'plpgsql'; - --- procedure ban -create or replace function membership_rel__ban (integer) -returns integer as ' -declare - ban__rel_id alias for $1; -begin + procedure ban ( + rel_id in membership_rels.rel_id%TYPE + ) + is + begin update membership_rels - set member_state = ''banned'' - where rel_id = ban__rel_id; + set member_state = 'banned' + where rel_id = ban.rel_id; + end; - return 0; -end;' language 'plpgsql'; - - --- procedure approve -create or replace function membership_rel__approve (integer) -returns integer as ' -declare - approve__rel_id alias for $1; -begin + procedure approve ( + rel_id in membership_rels.rel_id%TYPE + ) + is + begin update membership_rels - set member_state = ''approved'' - where rel_id = approve__rel_id; + set member_state = 'approved' + where rel_id = approve.rel_id; + end; - return 0; -end;' language 'plpgsql'; - - --- procedure reject -create or replace function membership_rel__reject (integer) -returns integer as ' -declare - reject__rel_id alias for $1; -begin + procedure reject ( + rel_id in membership_rels.rel_id%TYPE + ) + is + begin update membership_rels - set member_state = ''rejected'' - where rel_id = reject__rel_id; + set member_state = 'rejected' + where rel_id = reject.rel_id; + end; - return 0; -end;' language 'plpgsql'; - - --- procedure unapprove -create or replace function membership_rel__unapprove (integer) -returns integer as ' -declare - unapprove__rel_id alias for $1; -begin + procedure unapprove ( + rel_id in membership_rels.rel_id%TYPE + ) + is + begin update membership_rels - set member_state = ''needs approval'' - where rel_id = unapprove__rel_id; + set member_state = 'needs approval' + where rel_id = unapprove.rel_id; + end; - return 0; -end;' language 'plpgsql'; - - --- procedure deleted -create or replace function membership_rel__deleted (integer) -returns integer as ' -declare - deleted__rel_id alias for $1; -begin + procedure deleted ( + rel_id in membership_rels.rel_id%TYPE + ) + is + begin update membership_rels - set member_state = ''deleted'' - where rel_id = deleted__rel_id; + set member_state = 'deleted' + where rel_id = deleted.rel_id; + end; - return 0; -end;' language 'plpgsql'; + procedure delete ( + rel_id in membership_rels.rel_id%TYPE + ) + is + begin + acs_rel.delete(rel_id); + end; + function check_index ( + group_id in groups.group_id%TYPE, + member_id in parties.party_id%TYPE, + container_id in groups.group_id%TYPE + ) return char + is + result char(1); + n_rows integer; + begin --- procedure delete -create or replace function membership_rel__delete (integer) -returns integer as ' -declare - rel_id alias for $1; -begin - PERFORM acs_rel__delete(rel_id); - - return 0; -end;' language 'plpgsql'; - - --- function check_index -create or replace function membership_rel__check_index (integer,integer,integer) -returns boolean as ' -declare - check_index__group_id alias for $1; - check_index__member_id alias for $2; - check_index__container_id alias for $3; - result boolean; - n_rows integer; - row record; -begin - select count(*) into n_rows - from group_element_index - where group_id = check_index__group_id - and member_id = check_index__member_id - and container_id = check_index__container_id; + from group_member_index + where group_id = check_index.group_id + and member_id = check_index.member_id + and container_id = check_index.container_id; if n_rows = 0 then - result := ''f''; - PERFORM acs_log__error(''membership_rel.check_representation'', - ''Row missing from group_element_index: '' || - ''group_id = '' || check_index__group_id || '', '' || - ''member_id = '' || check_index__member_id || '', '' || - ''container_id = '' || check_index__container_id || ''.''); + result := 'f'; + acs_log.error('membership_rel.check_representation', + 'Row missing from group_member_index: ' || + 'group_id = ' || group_id || ', ' || + 'member_id = ' || member_id || ', ' || + 'container_id = ' || container_id || '.'); end if; - for row in select r.object_id_one as container_id + for row in (select r.object_id_one as container_id from acs_rels r, composition_rels c where r.rel_id = c.rel_id - and r.object_id_two = check_index__group_id - LOOP - if membership_rel__check_index(row.container_id, check_index__member_id, check_index__container_id) = ''f'' then - result := ''f''; + and r.object_id_two = group_id) loop + if check_index(row.container_id, member_id, container_id) = 'f' then + result := 'f'; end if; end loop; return result; - -end;' language 'plpgsql'; + end; + function check_representation ( + rel_id in membership_rels.rel_id%TYPE + ) return char + is + group_id groups.group_id%TYPE; + member_id parties.party_id%TYPE; + result char(1); + begin + result := 't'; --- function check_representation -create or replace function membership_rel__check_representation (integer) -returns boolean as ' -declare - check_representation__rel_id alias for $1; - group_id groups.group_id%TYPE; - member_id parties.party_id%TYPE; - result boolean; - row record; -begin - result := ''t''; - - if acs_object__check_representation(check_representation__rel_id) = ''f'' then - result := ''f''; + if acs_object.check_representation(rel_id) = 'f' then + result := 'f'; end if; select r.object_id_one, r.object_id_two into group_id, member_id from acs_rels r, membership_rels m where r.rel_id = m.rel_id - and m.rel_id = check_representation__rel_id; + and m.rel_id = check_representation.rel_id; - if membership_rel__check_index(group_id, member_id, group_id) = ''f'' then - result := ''f''; + if check_index(group_id, member_id, group_id) = 'f' then + result := 'f'; end if; - for row in select * + for row in (select * from group_member_index - where rel_id = check_representation__rel_id - LOOP - if composition_rel__check_path_exists_p(row.container_id, - row.group_id) = ''f'' then - result := ''f''; - PERFORM acs_log__error(''membership_rel.check_representation'', - ''Extra row in group_member_index: '' || - ''group_id = '' || row.group_id || '', '' || - ''member_id = '' || row.member_id || '', '' || - ''container_id = '' || row.container_id || ''.''); + where rel_id = check_representation.rel_id) loop + if composition_rel.check_path_exists_p(row.container_id, + row.group_id) = 'f' then + result := 'f'; + acs_log.error('membership_rel.check_representation', + 'Extra row in group_member_index: ' || + 'group_id = ' || row.group_id || ', ' || + 'member_id = ' || row.member_id || ', ' || + 'container_id = ' || row.container_id || '.'); end if; end loop; return result; - -end;' language 'plpgsql'; + end; - --- create or replace package body acs_group --- function new -select define_function_args('acs_group__new','group_id,object_type;group,creation_date;now(),creation_user,creation_ip,email,url,group_name,join_policy,context_id'); +end membership_rel; +/ +show errors -create or replace function acs_group__new (integer,varchar,timestamptz,integer,varchar,varchar,varchar,varchar,varchar,integer) -returns integer as ' -declare - new__group_id alias for $1; -- default null - new__object_type alias for $2; -- default ''group'' - new__creation_date alias for $3; -- default now() - new__creation_user alias for $4; -- default null - new__creation_ip alias for $5; -- default null - new__email alias for $6; -- default null - new__url alias for $7; -- default null - new__group_name alias for $8; - new__join_policy alias for $9; -- default null - new__context_id alias for $10; -- default null - v_group_id groups.group_id%TYPE; - v_group_type_exists_p integer; - v_join_policy groups.join_policy%TYPE; -begin + + +create or replace package body acs_group +is + function new ( + group_id in groups.group_id%TYPE default null, + object_type in acs_objects.object_type%TYPE + default 'group', + creation_date in acs_objects.creation_date%TYPE + default sysdate, + creation_user in acs_objects.creation_user%TYPE + default null, + creation_ip in acs_objects.creation_ip%TYPE default null, + email in parties.email%TYPE default null, + url in parties.url%TYPE default null, + group_name in groups.group_name%TYPE, + join_policy in groups.join_policy%TYPE default null, + context_id in acs_objects.context_id%TYPE default null + ) + return groups.group_id%TYPE + is + v_group_id groups.group_id%TYPE; + v_group_type_exists_p integer; + v_join_policy groups.join_policy%TYPE; + begin v_group_id := - party__new(new__group_id, new__object_type, new__creation_date, - new__creation_user, new__creation_ip, new__email, - new__url, new__context_id); + party.new(group_id, object_type, creation_date, creation_user, + creation_ip, email, url, context_id); - v_join_policy := new__join_policy; + v_join_policy := join_policy; - -- if join policy was not specified, select the default based on group type - if v_join_policy is null or v_join_policy = '''' then + -- if join policy wasn't specified, select the default based on group type + if v_join_policy is null then select count(*) into v_group_type_exists_p from group_types - where group_type = new__object_type; + where group_type = object_type; if v_group_type_exists_p = 1 then select default_join_policy into v_join_policy from group_types - where group_type = new__object_type; + where group_type = object_type; else - v_join_policy := ''open''; + v_join_policy := 'open'; end if; end if; insert into groups (group_id, group_name, join_policy) values - (v_group_id, new__group_name, v_join_policy); + (v_group_id, group_name, v_join_policy); - -- setup the permissible relationship types for this group - -- DRB: we have to call nextval() directly because the select may - -- return more than one row. The sequence hack will only compute - -- one nextval value causing the insert to fail ("may" in PG, which - -- is actually broken. It should ALWAYS return exactly one value for - -- the view. In PG it may or may not depending on the optimizer''s - -- mood. PG group seems uninterested in acknowledging the fact that - -- this is a bug) - + -- setup the permissible relationship types for this group insert into group_rels (group_rel_id, group_id, rel_type) - select nextval(''t_acs_object_id_seq''), v_group_id, g.rel_type + select acs_object_id_seq.nextval, v_group_id, g.rel_type from group_type_rels g - where g.group_type = new__object_type; + where g.group_type = new.object_type; return v_group_id; - -end;' language 'plpgsql'; + end new; --- function new -create or replace function acs_group__new (varchar) returns integer as ' -declare - gname alias for $1; -begin - return acs_group__new(null, - ''group'', - now(), - null, - null, - null, - null, - gname, - null, - null); -end;' language 'plpgsql'; --- procedure delete -create or replace function acs_group__delete (integer) -returns integer as ' -declare - delete__group_id alias for $1; - row record; -begin + procedure delete ( + group_id in groups.group_id%TYPE + ) + is + begin -- Delete all segments defined for this group - for row in select segment_id + for row in (select segment_id from rel_segments - where group_id = delete__group_id - LOOP - PERFORM rel_segment__delete(row.segment_id); + where group_id = acs_group.delete.group_id) loop + + rel_segment.delete(row.segment_id); + end loop; -- Delete all the relations of any type to this group - for row in select r.rel_id, t.package_name + for row in (select r.rel_id, t.package_name from acs_rels r, acs_object_types t where r.rel_type = t.object_type - and (r.object_id_one = delete__group_id - or r.object_id_two = delete__group_id) - LOOP - execute ''select '' || row.package_name || ''__delete('' || row.rel_id || '')''; + and (r.object_id_one = acs_group.delete.group_id + or r.object_id_two = acs_group.delete.group_id)) loop + execute immediate 'begin ' || row.package_name || '.delete(' || row.rel_id || '); end;'; end loop; - PERFORM party__delete(delete__group_id); + party.delete(group_id); + end delete; - return 0; -end;' language 'plpgsql'; - - --- function name -create or replace function acs_group__name (integer) -returns varchar as ' -declare - name__group_id alias for $1; - name__group_name varchar(200); -begin + function name ( + group_id in groups.group_id%TYPE + ) + return varchar2 + is + group_name varchar2(200); + begin select group_name - into name__group_name + into group_name from groups - where group_id = name__group_id; + where group_id = name.group_id; - return name__group_name; - -end;' language 'plpgsql'; + return group_name; + end name; -create or replace function acs_group__member_p (integer, integer, boolean) -returns boolean as ' -declare - p_party_id alias for $1; - p_group_id alias for $2; - p_cascade_membership alias for $3; -begin - if p_cascade_membership then - return count(*) > 0 + function member_p ( + party_id in parties.party_id%TYPE, + group_id in groups.group_id%TYPE, + cascade_membership char + ) + return char + is + m_result integer; + begin + + if cascade_membership = 't' then + select count(*) + into m_result from group_member_map - where group_id = p_group_id and - member_id = p_party_id; + where group_id = member_p.group_id and + member_id = member_p.party_id; + + if m_result > 0 then + return 't'; + end if; else - return count(*) > 0 + select count(*) + into m_result from acs_rels rels, all_object_party_privilege_map perm where perm.object_id = rels.rel_id - and perm.privilege = ''read'' - and rels.rel_type = ''membership_rel'' - and rels.object_id_one = p_group_id - and rels.object_id_two = p_party_id; + and perm.privilege = 'read' + and rels.rel_type = 'membership_rel' + and rels.object_id_one = member_p.group_id + and rels.object_id_two = member_p.party_id; + + if m_result > 0 then + return 't'; + end if; end if; -end;' language 'plpgsql'; + return 'f'; + end member_p; --- function check_representation -create or replace function acs_group__check_representation (integer) -returns boolean as ' -declare - group_id alias for $1; - res boolean; - comp record; - memb record; -begin - res := ''t''; - PERFORM acs_log__notice(''acs_group.check_representation'', - ''Running check_representation on group '' || group_id); + function check_representation ( + group_id in groups.group_id%TYPE + ) return char + is + result char(1); + begin + result := 't'; + acs_log.notice('acs_group.check_representation', + 'Running check_representation on group ' || group_id); - if acs_object__check_representation(group_id) = ''f'' then - res := ''f''; + if acs_object.check_representation(group_id) = 'f' then + result := 'f'; end if; - for comp in select c.rel_id + for c in (select c.rel_id from acs_rels r, composition_rels c where r.rel_id = c.rel_id - and r.object_id_one = group_id - LOOP - if composition_rel__check_representation(comp.rel_id) = ''f'' then - res := ''f''; + and r.object_id_one = group_id) loop + if composition_rel.check_representation(c.rel_id) = 'f' then + result := 'f'; end if; end loop; - for memb in select m.rel_id + for m in (select m.rel_id from acs_rels r, membership_rels m where r.rel_id = m.rel_id - and r.object_id_one = group_id - LOOP - if membership_rel__check_representation(memb.rel_id) = ''f'' then - res := ''f''; + and r.object_id_one = group_id) loop + if membership_rel.check_representation(m.rel_id) = 'f' then + result := 'f'; end if; end loop; - PERFORM acs_log__notice(''acs_group.check_representation'', - ''Done running check_representation on group '' || group_id); + acs_log.notice('acs_group.check_representation', + 'Done running check_representation on group ' || group_id); + return result; + end; - return res; - -end;' language 'plpgsql'; - - - --- show errors +end acs_group; +/ +show errors