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<?php
/*
* Copyright (c) 2007, 2008 Contributors, http://opensimulator.org/
* See CONTRIBUTORS for a full list of copyright holders.
*
* See LICENSE for the full licensing terms of this file.
*
*/
// This looks like its lifted from http://www.weberdev.com/get_example-4372.html
// I'd contact the original developer for licensing info, but his website is broken.
class DB
{
var $Host = C_DB_HOST; // Hostname of our MySQL server
var $Database = C_DB_NAME; // Logical database name on that server
var $User = C_DB_USER; // Database user
var $Password = C_DB_PASS; // Database user's password
var $Link_ID = 0; // Result of mysql_connect()
var $Query_ID = 0; // Result of most recent mysql_query()
var $Record = array(); // Current mysql_fetch_array()-result
var $Row; // Current row number
var $Errno = 0; // Error state of query
var $Error = "";
function halt($msg)
{
echo("</TD></TR></TABLE><B>Database error:</B> $msg<BR>\n");
echo("<B>MySQL error</B>: $this->Errno ($this->Error)<BR>\n");
die("Session halted.");
}
function connect()
{
if($this->Link_ID == 0)
{
$this->Link_ID = mysql_connect($this->Host, $this->User, $this->Password);
if (!$this->Link_ID)
{
$this->halt("Link_ID == false, connect failed");
}
$SelectResult = mysql_select_db($this->Database, $this->Link_ID);
if(!$SelectResult)
{
$this->Errno = mysql_errno($this->Link_ID);
$this->Error = mysql_error($this->Link_ID);
$this->halt("cannot select database <I>".$this->Database."</I>");
}
}
}
function escape($String)
{
return mysql_escape_string($String);
}
function query($Query_String)
{
$this->connect();
$this->Query_ID = mysql_query($Query_String,$this->Link_ID);
$this->Row = 0;
$this->Errno = mysql_errno();
$this->Error = mysql_error();
if (!$this->Query_ID)
{
$this->halt("Invalid SQL: ".$Query_String);
}
return $this->Query_ID;
}
function next_record()
{
$this->Record = @mysql_fetch_array($this->Query_ID);
$this->Row += 1;
$this->Errno = mysql_errno();
$this->Error = mysql_error();
$stat = is_array($this->Record);
if (!$stat)
{
@mysql_free_result($this->Query_ID);
$this->Query_ID = 0;
}
return $this->Record;
}
function num_rows()
{
return mysql_num_rows($this->Query_ID);
}
function affected_rows()
{
return mysql_affected_rows($this->Link_ID);
}
function optimize($tbl_name)
{
$this->connect();
$this->Query_ID = @mysql_query("OPTIMIZE TABLE $tbl_name",$this->Link_ID);
}
function clean_results()
{
if($this->Query_ID != 0) mysql_freeresult($this->Query_ID);
}
function close()
{
if($this->Link_ID != 0) mysql_close($this->Link_ID);
}
}
?>
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