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<?php
/***************************************************************************
* user.inc.php is a part of PhpWebGallery *
* ------------------- *
* last update : Saturday, October 26, 2002 *
* email : pierrick@z0rglub.com *
* *
***************************************************************************
***************************************************************************
* *
* This program 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; *
* *
***************************************************************************/
// retrieving user informations
// $infos array is used to know the fields to retrieve in the table "users"
// Each field becomes an information of the array $user.
// Example :
// status --> $user['status']
$infos = array( 'id', 'pseudo', 'mail_address', 'nb_image_line',
'nb_line_page', 'status', 'theme', 'language', 'maxwidth',
'maxheight', 'expand', 'show_nb_comments', 'short_period',
'long_period', 'template' );
$query_user = 'select';
for ( $i = 0; $i < sizeof( $infos ); $i++ )
{
if ( $i > 0 )
{
$query_user.= ',';
}
else
{
$query_user.= ' ';
}
$query_user.= $infos[$i];
}
$query_user.= ' from '.$prefixeTable.'users';
$query_done = false;
$user['is_the_guest'] = false;
if ( isset( $_GET['id'] )
&& ereg( "^[0-9a-zA-Z]{".$conf['session_id_size']."}$", $_GET['id'] ) )
{
$page['session_id'] = $_GET['id'];
$query = "select user_id, expiration, ip ";
$query.= "from $prefixeTable"."sessions ";
$query.= "where id = '".$_GET['id']."';";
$result = mysql_query( $query );
if ( mysql_num_rows( $result ) > 0 )
{
$row = mysql_fetch_array( $result );
if ( $row['expiration'] < time() )
{
// deletion of the session from the database,
// because it is out-of-date
$delete_query = "delete from ".$prefixeTable."sessions";
$delete_query.= " where id = ".$page['session_id'].";";
mysql_query( $delete_query );
}
else
{
if ( $REMOTE_ADDR == $row['ip'] )
{
$query_user .= ' where id = '.$row['user_id'];
$query_done = true;
}
}
}
}
if ( !$query_done )
{
$query_user .= " where pseudo = 'visiteur'";
$user['is_the_guest'] = true;
}
$query_user .= ';';
$row = mysql_fetch_array( mysql_query( $query_user ) );
// affectation of each value retrieved in the users table into a variable
// of the array $user.
for ( $i = 0; $i < sizeof( $infos ); $i++ )
{
$user[$infos[$i]] = $row[$infos[$i]];
// If the field is true or false, the variable is transformed into a boolean
// value.
if ( $row[$infos[$i]] == 'true' || $row[$infos[$i]] == 'false' )
{
$user[$infos[$i]] = get_boolean( $row[$infos[$i]] );
}
}
?>
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