rem 
rem $Header: L:\\\\model\\repman40\\api\\RCS\\cimch.hpb 1.1 1998/05/28 16:28:44 mfrobins Exp $ 
rem 
Rem  Copyright (c) 1994 by Oracle Corporation 
Rem    NAME
Rem      cimch.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     09/06/94 -  Creation 
REM ***************************************************************************
REM   Hand-carved package body for CHANGE HISTORY created on 26-SEP-94
REM ***************************************************************************
CREATE OR REPLACE PACKAGE BODY cihmch IS

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

  sac_type constant varchar2(6) := 'MCH';
  pac_type constant varchar2(6) := 'MOD';

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

PROCEDURE pre_process(operation varchar2,id number,
  pl in out NOCOPY ciochange_history.data)
IS
BEGIN
  -- Access rights for change history derive from the module
-- Access rights checking performed by triggers in config 4.0.9
--  ciiacc.check_access_rights(pl.v.module_reference,pac_type,
--    'UPD','SHR');
 
  -- 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;
    -- Set some complex default values
    if pl.i.date_out = false then
      pl.v.date_out := SYSDATE;
      pl.i.date_out := true;
    end if;
    if pl.i.developer = false then
      pl.v.developer := USER;
      pl.i.developer := true;
    end if;
  end if;
END;

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

PROCEDURE pre_process(operation varchar2,id number)
IS
BEGIN
  -- Access rights for change history derive from the module
-- 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 ciochange_history.data)
IS
BEGIN
  null;
END;

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

PROCEDURE post_process(operation varchar2,id number)
IS
BEGIN
  null;
END;

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

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

--============================= CHECK UNIQUE ================================--
-- return false if any other change histories have the same ref and mod_ref
FUNCTION check_unique(id number,module_reference number, change_ref varchar2)
RETURN boolean
IS
  cnt number ;
BEGIN
  select count(*) into cnt
  from ci_change_history
  where change_ref = check_unique.change_ref
  and   module_reference = check_unique.module_reference
  and   id != check_unique.id;

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

--============================= CHECK DATE ================================--
-- return false if any other change histories have a null date_transferred
FUNCTION check_date(module_reference number)
RETURN boolean
IS
  cnt number ;
BEGIN
  select count(*) into cnt
  from ci_change_history
  where module_reference = check_date.module_reference
  AND date_transferred is null;

  if cnt <= 1
  then
    return(true);
  else
    return(false);
  end if;
END;
--================================== END ====================================--
--
-- Package instantiation block
--
BEGIN
  is_installed := true;
END;
/