rem 
rem $Header: L:\\\\model\\repman40\\api\\RCS\\ciitm.hpb 1.3 1998/10/12 15:09:49 cheaps Exp $ 
rem 
Rem  Copyright (c) 1994 by Oracle Corporation 
Rem    NAME
Rem      ciitm.hpb - <one-line expansion of the name>
Rem    DESCRIPTION
Rem      <short description of component this file declares/defines>
Rem    RETURNS
Rem 
Rem    NOTES
Rem      <other useful comments, qualifications, etc.>
Rem    MODIFIED   (MM/DD/YY)
Rem     aheath     07/08/94 -  Creation 
Rem     aheath     10/24/94 -  Add the real stuff
Rem     aheath     10/25/94 -  Wrong disciminator values
REM ***************************************************************************
REM   Hand-carved package body for DATASTRUCTURE ITEM created on 24-OCT-94
REM ***************************************************************************
CREATE OR REPLACE PACKAGE BODY cihitm IS

  -- Generic post-process routines
  PROCEDURE check_delete(id number);

  sac_type constant varchar2(6) := 'ITM';
  pac_type constant varchar2(6) := 'DAT';

--======================== PRE-PROCESS (INS,UPD) ============================--

PROCEDURE pre_process(operation varchar2,id number,
  pl in out NOCOPY ciodatastructure_item.data)
IS
BEGIN
  -- Access rights for datastructure item derive from the datastructure
-- Access rights checking performed by triggers in config 4.0.9
--  ciiacc.check_access_rights(pl.v.datastructure_reference,pac_type,
--    'UPD','SAC');

  -- Validate user-defined properties
  if cieval.is_extended then
    cieval.check_element(id,pl.v.types,(operation='UPD')
      ,pl.v.user_defined_property_0,pl.i.user_defined_property_0
      ,pl.v.user_defined_property_1,pl.i.user_defined_property_1
      ,pl.v.user_defined_property_2,pl.i.user_defined_property_2
      ,pl.v.user_defined_property_3,pl.i.user_defined_property_3
      ,pl.v.user_defined_property_4,pl.i.user_defined_property_4
      ,pl.v.user_defined_property_5,pl.i.user_defined_property_5
      ,pl.v.user_defined_property_6,pl.i.user_defined_property_6
      ,pl.v.user_defined_property_7,pl.i.user_defined_property_7
      ,pl.v.user_defined_property_8,pl.i.user_defined_property_8
      ,pl.v.user_defined_property_9,pl.i.user_defined_property_9
      ,pl.v.user_defined_property_10,pl.i.user_defined_property_10
      ,pl.v.user_defined_property_11,pl.i.user_defined_property_11
      ,pl.v.user_defined_property_12,pl.i.user_defined_property_12
      ,pl.v.user_defined_property_13,pl.i.user_defined_property_13
      ,pl.v.user_defined_property_14,pl.i.user_defined_property_14
      ,pl.v.user_defined_property_15,pl.i.user_defined_property_15
      ,pl.v.user_defined_property_16,pl.i.user_defined_property_16
      ,pl.v.user_defined_property_17,pl.i.user_defined_property_17
      ,pl.v.user_defined_property_18,pl.i.user_defined_property_18
      ,pl.v.user_defined_property_19,pl.i.user_defined_property_19
      );
  end if;

  -- Initialize unassigned properties with default values on INSERT
  if operation = 'INS' then
    pl.v.element_type_name := sac_type;
    pl.i.element_type_name := true;
  end if;
  
--#BEGIN
  -- Maintain the item type
  if operation = 'INS' then
    -- believe the first property found in the arc, and derive the
    -- value for item_type. A generated check exists for more than one value
    -- in the arc.
    if    pl.v.column_reference is not null then
      pl.v.item_type := 'COL';
    elsif pl.v.cursor_reference is not null then
      pl.v.item_type := 'MOD';
    elsif pl.v.domain_reference is not null then
      pl.v.item_type := 'DOM';
    elsif pl.v.oracle_type_reference is not null then
      pl.v.item_type := 'ORT';
    elsif pl.v.datastructure_reference2 is not null then
      pl.v.item_type := 'DAT';
    elsif pl.v.datatype is not null then
      pl.v.item_type := 'DATATYPE';
    elsif pl.v.program_datum_reference is not null then
      pl.v.item_type := 'PGD';
    elsif pl.v.table_definition_reference is not null then
      pl.v.item_type := 'TAB';
    else
      pl.v.item_type := 'DATATYPE';   -- A default value
    end if;
    pl.i.item_type := true;
  else    -- operation = 'UPD'
    /** b646137 jkc 17sep98 - arc resolution added so others null **/

    -- CW 13-Mar-2000 Fix bug 959663, nullify package reference when cursor reference
    -- is nullified, and vice versa

    if    pl.i.column_reference 
      and pl.v.column_reference is not null 
      and pl.v.item_type != 'COL'
    then
      pl.v.item_type := 'COL';
      pl.i.item_type := true;
      pl.v.domain_reference := null;
      pl.v.table_definition_reference := null;
      pl.v.oracle_type_reference := null;
      pl.v.datastructure_reference2 := null;
      pl.v.program_datum_reference := null;
      pl.v.cursor_reference := null;
      pl.v.plsql_module_reference := null;
      pl.v.datatype := null;
    elsif pl.i.cursor_reference 
      and pl.v.cursor_reference is not null 
      and pl.v.item_type != 'MOD'
    then
      pl.v.item_type := 'MOD';
      pl.i.item_type := true;
      pl.v.domain_reference := null;
      pl.v.table_definition_reference := null;
      pl.v.column_reference := null;
      pl.v.oracle_type_reference := null;
      pl.v.datastructure_reference2 := null;
      pl.v.program_datum_reference := null;
      pl.v.datatype := null;
    elsif pl.i.plsql_module_reference 
      and pl.v.plsql_module_reference is not null 
      and pl.v.item_type != 'MOD'
    then
      -- CW 13-Mar-2000 Fix bug 959663 nullify cursor_reference and plsql_module_reference
      -- together. Note, plsql_module_reference is really in the 'defined by' arc as well
      pl.v.item_type := 'MOD';
      pl.i.item_type := true;
      pl.v.domain_reference := null;
      pl.v.table_definition_reference := null;
      pl.v.column_reference := null;
      pl.v.oracle_type_reference := null;
      pl.v.datastructure_reference2 := null;
      pl.v.program_datum_reference := null;
      pl.v.datatype := null;
    elsif pl.i.domain_reference 
      and pl.v.domain_reference is not null 
      and pl.v.item_type != 'DOM'
    then
      pl.v.item_type := 'DOM';
      pl.i.item_type := true;
      pl.v.table_definition_reference := null;
      pl.v.column_reference := null;
      pl.v.oracle_type_reference := null;
      pl.v.datastructure_reference2 := null;
      pl.v.program_datum_reference := null;
      pl.v.cursor_reference := null;
      pl.v.plsql_module_reference := null;
      pl.v.datatype := null;
    elsif pl.i.oracle_type_reference 
      and pl.v.oracle_type_reference is not null
      and pl.v.item_type != 'ORT'
    then
      pl.v.item_type := 'ORT';
      pl.i.item_type := true;
      pl.v.domain_reference := null;
      pl.v.table_definition_reference := null;
      pl.v.column_reference := null;
      pl.v.datastructure_reference2 := null;
      pl.v.program_datum_reference := null;
      pl.v.cursor_reference := null;
      pl.v.plsql_module_reference := null;
      pl.v.datatype := null;
    elsif pl.i.datastructure_reference2 
      and pl.v.datastructure_reference2 is not null 
      and pl.v.item_type != 'DAT'
    then
      pl.v.item_type := 'DAT';
      pl.i.item_type := true;
      pl.v.domain_reference := null;
      pl.v.table_definition_reference := null;
      pl.v.column_reference := null;
      pl.v.oracle_type_reference := null;
      pl.v.program_datum_reference := null;
      pl.v.cursor_reference := null;
      pl.v.plsql_module_reference := null;
      pl.v.datatype := null;
    elsif pl.i.datatype 
      and pl.v.datatype is not null 
      and pl.v.item_type != 'DATATYPE'
    then
      pl.v.item_type := 'DATATYPE';
      pl.i.item_type := true;
      pl.v.domain_reference := null;
      pl.v.table_definition_reference := null;
      pl.v.column_reference := null;
      pl.v.oracle_type_reference := null;
      pl.v.datastructure_reference2 := null;
      pl.v.program_datum_reference := null;
      pl.v.cursor_reference := null;
      pl.v.plsql_module_reference := null;
    elsif pl.i.program_datum_reference 
      and pl.v.program_datum_reference is not null 
      and pl.v.item_type != 'PGD'
    then
      pl.v.item_type := 'PGD';
      pl.i.item_type := true;
      pl.v.domain_reference := null;
      pl.v.table_definition_reference := null;
      pl.v.column_reference := null;
      pl.v.oracle_type_reference := null;
      pl.v.datastructure_reference2 := null;
      pl.v.cursor_reference := null;
      pl.v.plsql_module_reference := null;
      pl.v.datatype := null;
    elsif pl.i.table_definition_reference 
      and pl.v.table_definition_reference is not null 
      and pl.v.item_type != 'TAB'
    then
      pl.v.item_type := 'TAB';
      pl.i.item_type := true;
      pl.v.domain_reference := null;
      pl.v.column_reference := null;
      pl.v.oracle_type_reference := null;
      pl.v.datastructure_reference2 := null;
      pl.v.program_datum_reference := null;
      pl.v.cursor_reference := null;
      pl.v.plsql_module_reference := null;
      pl.v.datatype := null;
    else
      pl.i.item_type := false;
    end if;
  end if;

  -- Store in table_reference the denormalised table of the column_reference
  if (operation = 'INS' and pl.v.item_type = 'COL') or
     (operation = 'UPD' and pl.i.item_type and pl.v.item_type = 'COL')
  then 
    select col.table_reference
      into pl.v.table_definition_reference
      from ci_columns col
     where col.id = pl.v.column_reference;  
    pl.i.table_definition_reference := true;       
  end if;

  --Convert spaces to underscores in item name.
  if operation='INS' or (operation='UPD' and pl.i.name) then
    cihtbl.remove_spaces(pl.v.name); --B631806
  end if;
   
 
  -- Default value must be specified if Optional is False
  --if pl.v.nulls = 'False' and pl.v.default_value is null 
  if pl.v.nulls = 'N' and pl.v.default_value is null 
  then
     ciierr.fatal(1317,ciiutl.identify(pl.v.id, pl.v.types));
  end if;

--#END
END;

--======================== PRE-PROCESS (DEL,SEL) ============================--

PROCEDURE pre_process(operation varchar2,id number)
IS
BEGIN
  -- Access rights for datastructure item derive from the datastructure
-- Access rights checking performed by triggers in config 4.0.9
--  ciiacc.check_access_rights(id,sac_type,operation,'SAC');

  -- if operation is 'DELETE', make sure no non-cascading references exist
  if operation = 'DEL' then
    check_delete(id);
  end if;
END;

--===================== POST-PROCESS (INS,UPD,SEL) ==========================--

PROCEDURE post_process(operation varchar2,id number,
  pl ciodatastructure_item.data)
IS
BEGIN
  null;
END;

--========================= POST PROCESS (DEL) ==============================--

PROCEDURE post_process(operation varchar2,id number)
IS
BEGIN
  if operation = 'DEL' then
    -- Delete the datastructure item and all it's related sub-bits
    ciiutl.delete_element(id,sac_type);
  end if;
END;

--============================= CHECK DELETE ================================--

PROCEDURE check_delete(id number)
IS
  dummy number;
  error_count number := 0;
BEGIN
  null;
END;


--#BEGIN

--===================== IS CONNECTED ========================================--

FUNCTION is_connected(par_id number, child_id number)
RETURN boolean
IS
  cnt number;
BEGIN
  select count(*) into cnt from ci_module_networks
  where parent_module_reference = par_id and child_module_reference = child_id;

  if cnt = 0 then
    return(false);
  else
    return(true);
  end if;
END;

--#END


--================================== END ====================================--
--
-- Package instantiation block
--
BEGIN
  is_installed := true;
END;
/