--  
--  $Id: vx_s_9.sql,v 1.2 2006/08/16 07:58:13 source Exp $
--  
--  This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
--  project.
--  
--  Copyright (C) 1998-2006 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
--  
--  
create procedure
sql_user_password (in name varchar)
{
  declare pass varchar;
  pass := NULL;
  whenever not found goto none;
  select pwd_magic_calc (U_NAME, U_PASSWORD, 1) into pass
      from SYS_USERS where U_NAME = name and U_SQL_ENABLE = 1 and U_IS_ROLE = 0;
none:
  return pass;
}
;

create procedure
sql_user_password_check (in name varchar, in pass varchar)
{
  if (exists (select 1 from SYS_USERS where U_NAME = name and U_SQL_ENABLE = 1 and U_IS_ROLE = 0 and
	pwd_magic_calc (U_NAME, U_PASSWORD, 1) = pass))
    return 1;
  return 0;
}
;

create procedure child_node_fun (in node_name varchar, in node varchar)
{
  declare i, l int;
  declare ret, arr any;
  declare exit handler for sqlstate '*'
    {
      return vector ();
    };
  declare is_dav int;
  is_dav := http_map_get ('is_dav');
  ret := vector ();

  if (is_dav)
  {
    declare col any;
    if (node_name[length(node_name)-1] <> ascii ('/'))
	    node_name := node_name || '/';
    col := (select COL_ID from WS.WS.SYS_DAV_COL where WS.WS.COL_PATH (COL_ID) = node_name);

	  for select COL_NAME from WS.WS.SYS_DAV_COL where COL_PARENT = col do
	  {
	    ret := vector_concat (ret, vector (COL_NAME));
	  }
    for select RES_NAME from WS.WS.SYS_DAV_RES where RES_COL = col do
    {
      ret := vector_concat (ret, vector (RES_NAME));
    }
	}
  else
  {
    if (isstring (file_stat (node_name, 3)))
      return vector ();
    arr :=
      vector_concat (sys_dirlist (node_name, 0), sys_dirlist (node_name, 1));
    l := length (arr);
    while (i < l)
    {
      if (arr[i] <> '.' and arr[i] <> '..')
        ret := vector_concat (ret, vector (arr[i]));
      i := i + 1;
    }
  }
  return ret;
}
;

create procedure root_node_fun (in path varchar)
{
  declare i, l int;
  declare ret, arr any;
  declare is_dav int;
  is_dav := http_map_get ('is_dav');
  ret := vector ();

  if (is_dav)
  {
    declare col any;
    if (path[length(path)-1] <> ascii ('/'))
	    path := path || '/';
    col := (select COL_ID from WS.WS.SYS_DAV_COL where WS.WS.COL_PATH (COL_ID) = path);

	  for select COL_NAME from WS.WS.SYS_DAV_COL where COL_PARENT = col do
	  {
	    ret := vector_concat (ret, vector (COL_NAME));
	  }
    for select RES_NAME from WS.WS.SYS_DAV_RES where RES_COL = col do
    {
      ret := vector_concat (ret, vector (RES_NAME));
    }
	}
  else
  {
    arr := vector_concat (sys_dirlist (path, 0), sys_dirlist (path, 1));
    l := length (arr);
    while (i < l)
    {
      if (arr[i] <> '.' and arr[i] <> '..')
        ret := vector_concat (ret, vector (arr[i]));
      i := i + 1;
    }
  }
  return ret;
}
;


create procedure
date_fmt (in d datetime)
returns varchar
{
  if (d is null)
    return '';
  return sprintf ('%02d-%02d-%04d', month (d), dayofmonth (d), year (d));
}
;

create procedure
cvt_date (in ds varchar)
{
  return cast (ds as datetime);
}
;

