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--
-- $Id$
--
-- This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
-- project.
--
-- Copyright (C) 1998-2018 OpenLink Software
--
-- This project is free software; you can redistribute it and/or modify it
-- under the terms of the GNU General Public License as published by the
-- Free Software Foundation; only version 2 of the License, dated June 1991.
--
-- This program is distributed in the hope that it will be useful, but
-- WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-- General Public License for more details.
--
-- You should have received a copy of the GNU General Public License along
-- with this program; if not, write to the Free Software Foundation, Inc.,
-- 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
--
------------------------------------------------------------------------------
use DB;
------------------------------------------------------------------------------
--
create function WA_SEARCH_OMAIL_GET_EXCERPT_HTML (
in current_user_id integer,
in words any,
in _MSG_ID integer,
in _DOMAIN_ID integer,
in _TDATA any,
in _SUBJECT varchar,
in _FOLDER_ID integer) returns varchar
{
declare res varchar;
declare _U_NAME varchar;
declare _NAME varchar;
select U_NAME into _U_NAME from DB.DBA.SYS_USERS where U_ID = current_user_id;
select NAME into _NAME from OMAIL.WA.FOLDERS where FOLDER_ID = _FOLDER_ID;
res := sprintf (
'<span><img src="%s"/> %s / %s : %s<br>%s</span>',
WA_SEARCH_ADD_APATH ('images/icons/mail_16.png'),
_U_NAME,
_NAME,
_SUBJECT,
_TDATA);
return res;
}
;
------------------------------------------------------------------------------
--
create function WA_SEARCH_OMAIL_AGG_init (inout _agg any)
{
_agg := null; -- The "accumulator" is a string session. Initially it is empty.
}
;
------------------------------------------------------------------------------
--
create function WA_SEARCH_OMAIL_AGG_acc (
inout _agg any, -- The first parameter is used for passing "accumulator" value.
in _val varchar, -- Second parameter gets the value passed by first parameter of aggregate call.
in words any) -- Third parameter gets the value passed by second parameter of aggregate call.
{
if (_val is not null and _agg is null) -- Attributes with NULL names should not affect the result.
{
_agg := left (search_excerpt (words, subseq (coalesce (_val, ''), 0, 200000)), 900);
}
}
;
------------------------------------------------------------------------------
--
create function WA_SEARCH_OMAIL_AGG_final (inout _agg any) returns varchar
{
return coalesce (_agg, '');
}
;
------------------------------------------------------------------------------
--
create aggregate WA_SEARCH_OMAIL_AGG (in _val varchar, in words any) returns varchar
from WA_SEARCH_OMAIL_AGG_init, WA_SEARCH_OMAIL_AGG_acc, WA_SEARCH_OMAIL_AGG_final;
------------------------------------------------------------------------------
--
create function WA_SEARCH_OMAIL (in max_rows integer, in current_user_id integer,
in str varchar, in _words_vector varchar) returns varchar
{
declare ret varchar;
if (str is null)
{
ret := sprintf (
'select top %d \n' ||
' WA_SEARCH_OMAIL_GET_EXCERPT_HTML (q.USER_ID, %s, \n' ||
' q.MSG_ID, q.DOMAIN_ID, _TDATA, M.SUBJECT, M.FOLDER_ID) AS EXCERPT, \n' ||
' encode_base64 (serialize (vector (''OMAIL''))) as TAG_TABLE_FK, \n' ||
' _SCORE, \n' ||
' M.RCV_DATE as _DATE \n' ||
' from OMAIL.WA.MESSAGES M, (\n' ||
' select \n' ||
' MP.DOMAIN_ID, \n' ||
' MP.USER_ID, \n' ||
' MP.MSG_ID, \n' ||
' WA_SEARCH_OMAIL_AGG (TDATA, %s) as _TDATA long varchar, \n' ||
' 0 as _SCORE \n' ||
' from OMAIL.WA.MSG_PARTS MP\n' ||
' where \n' ||
' MP.USER_ID = %d\n' ||
' group by MP.DOMAIN_ID, MP.USER_ID, MP.MSG_ID) q \n' ||
' where M.MSG_ID = q.MSG_ID and M.USER_ID = q.USER_ID and M.DOMAIN_ID = q.DOMAIN_ID',
max_rows, _words_vector, _words_vector, current_user_id);
}
else
{
ret := sprintf (
'select top %d \n' ||
' WA_SEARCH_OMAIL_GET_EXCERPT_HTML (q.USER_ID, %s, \n' ||
' q.MSG_ID, q.DOMAIN_ID, _TDATA, M.SUBJECT, M.FOLDER_ID) AS EXCERPT, \n' ||
' encode_base64 (serialize (vector (''OMAIL''))) as TAG_TABLE_FK, \n' ||
' _SCORE, \n' ||
' M.RCV_DATE as _DATE \n' ||
' from OMAIL.WA.MESSAGES M, (\n' ||
' select \n' ||
' MP.DOMAIN_ID, \n' ||
' MP.USER_ID, \n' ||
' MP.MSG_ID, \n' ||
' WA_SEARCH_OMAIL_AGG (TDATA, %s) as _TDATA long varchar, \n' ||
' MAX(SCORE) as _SCORE \n' ||
' from OMAIL.WA.MSG_PARTS MP\n' ||
' where \n' ||
' contains (MP.TDATA, ''[__lang "x-ViDoc" __enc "UTF-8"] %S'') \n' ||
' and MP.USER_ID = %d\n' ||
' group by MP.DOMAIN_ID, MP.USER_ID, MP.MSG_ID) q \n' ||
' where M.MSG_ID = q.MSG_ID and M.USER_ID = q.USER_ID and M.DOMAIN_ID = q.DOMAIN_ID',
max_rows, _words_vector, _words_vector, str, current_user_id);
}
return ret;
}
;
|
