Db MYSQL Connection class

[code]
<?php

class cConnection {
	#$sLink is the link returned by mysql_connect()
	var $sLink;
	#$rRes is the resultset returned by $this->dbQuery()
	var $rRes;
	

	#var $bLogQueries shows wether queries should be logged or not
	var $bLogQueries;
	#var $iQueries holds the number of queries on this page, if $bLogQueries = true
	var $iQueries;
	#var $aQueries holds all queries, if $bLogQueries = true
	var $aQueries;

	/*
	constructor cConnection makes a mysql connection to the mysql server
	set variables
	*/
	
	function cConnection($sDB,$sUser = "",$sPass = "",$sHost = "localhost",$bLogQueries = false){
		$this->sLink = @mysql_connect($sHost,$sUser,$sPass);
		if (!$this->sLink) {
			echo mysql_error();
			die;
		}

		if (!@mysql_select_db($sDB,$this->sLink)) {
			echo mysql_error($this->sLink);
			die;
		}
		$this->iQueries = 0;
		$this->bLogQueries = $bLogQueries;
	}

	/*
	dbQuery executes a query on the db selected by $this->cConnection,
	if the querie fails the mysql_error is shown and script execution
	is aborted. If $this->bLogQueris = true the query counter is increased
	and the query is added to the query array.
	dbQuery($sQuery) returns a mysql resultset if succesful and die's with a
	msyql error if it fails
	*/

	function dbQuery($sQuery) {
		#make connection if it's the first query
		if (!isset($this->sLink) || $this->sLink == "") $this->cConnect($this->sDB,$this->sUser,$this->sPass,$this->sHost,$this->bLog);

		$rResult = mysql_query($sQuery,$this->sLink);
		if(!$rResult) {
			echo mysql_error($this->sLink);
			die;
		}
		if ($this->bLogQueries) {
			$this->aQueries[] = $sQuery;
			$this->iQueries++;
		}
		$this->rRes = $rResult;
		return $rResult;
	}

	/*
	$rResult is the resultset retrieved by a call to $this->dbQuery or
	empty if you want to use the last dbQuery or a query string if you
	want to execute that query first. Returns a array fetched by $iType, and pushes it all on 1
    stack
	*/

    function dbFetchSmarty ( $rResult, $iType ) {
	  if( !is_resource($rResult) )
	    if(substr(strtoupper($rResult),0,6) == "SELECT")
          $rResult = $this->dbQuery( $rResult );

      if ( !$rResult ) {
	    echo mysql_error($this->sLink);
	    die;
      } else {
        $aReturn = array();
        while ( $aFetched = mysql_fetch_array( $rResult , $iType ) ) array_push( $aReturn, $aFetched );
        return $aReturn;
      }
    }

    /*


    */

    function dbFetchResult ( $rResult, $iRow = 0, $mField = 0 ) {
	  if( !is_resource($rResult) )
	    if(substr(strtoupper($rResult),0,6) == "SELECT")
          $rResult = $this->dbQuery( $rResult );

      if ( !$rResult ) {
	    echo mysql_error($this->sLink);
	    die;
      } else {
        return mysql_result ( $rResult, $iRow, $mField );
      }
    }

	/*
	$rResult is the resultset retrieved by a call to $this->dbQuery or
	empty if you want to use the last dbQuery or a query string if you
	want to execute that query first. Returns a mysql error if the query
	fails, returns an integer mysql_num_rows() otherwise
	*/

   	function dbRows($rResult = false){
		if(!is_resource($rResult)){
			if(substr(strtoupper($rResult),0,6) == "SELECT") $rResult = $this->dbQuery($rResult);
			else return mysql_num_rows($this->rRes);
		}

		if(!$rResult) {
			echo mysql_error($this->sLink);
			die;
		} else return mysql_num_rows($rResult);
	}

	/*
	accepts a sql query or resultset and returns fetched row
	*/
	
	function dbFetchRow ($rResult = false) {
		if(!is_resource($rResult)){
			if(substr(strtoupper($rResult),0,6) == "SELECT") $rResult = $this->dbQuery($rResult);
			else return mysql_fetch_row($this->rRes);
		}

		if(!$rResult) {
			echo mysql_error($this->sLink);
			die;
		} else return mysql_fetch_row($rResult);
	}

    function dbFetchArray ( $rResult = false, $iType ) {
		if(!is_resource($rResult)){
			if(substr(strtoupper($rResult),0,6) == "SELECT") $rResult = $this->dbQuery($rResult);
			else return mysql_fetch_array($this->rRes, $iType);
		}

		if(!$rResult) {
			echo mysql_error($this->sLink);
			die;
		} else return mysql_fetch_array($rResult, $iType);
    }


	/*
	returns the mysql_affected_rows of the last query
	*/

	function dbAffectedRows() {
		return mysql_affected_rows($this->sLink);
	}

	/*
	$rResult is a resultset retrieved by $this->dbQuery or false if you want
	to use the last dbQuery or a query string if you want to execute that query
	first. Returns a mysql_error if the query fails, returns a fetched object
	otherwise.
	*/

	function dbFetchObject($rResult = false){
		if (!is_resource($rResult)){
			if(substr(strtoupper($rResult),0,6) == "SELECT") $rResult = $this->dbQuery($rResult);
			else $rResult = $this->rRes;
		}

		if(!$rResult) {
			echo mysql_error($this->sLink);
			die;
		} else return mysql_fetch_object($rResult);
	}

	/*
	if $this->bLogQueries = true, dbOutputQueries() outputs all used queries
	on this page, returns nothing otherwise.
	*/

	function dbOutputQueries() {
		if ($this->bLogQueries) foreach ($this->aQueries as $sValue) echo $sValue.'<br />';
	}

	/*
	returns the auto_increment column value for your last insert query,
	returns 0 if no auto_increment column was found or the query was no
	insert query
	*/

	function dbInsertID() {
		return mysql_insert_id($this->sLink);
	}

	/*
	closes the connection to the mysql server
	*/

	function dbClose(){
		mysql_close($this->sLink);
	}

	/*
	frees $rResult's memory
	*/

	function dbFreeResult($rResult){
		mysql_free_result($rResult);
	}

}

$oCon = new cConnection("db","user","pass","localhost", false);
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