<?
// Convert a string into a key ID ok
function createkey($theNumber)
{
	$theKey = md5($theNumber);
	return ($theKey);
}

// Créer un ovid ok
function generateovid()
{
	$theovid = "";
	$daytoday = date("Ymd");
	$randompart = rand(0, 9999);
	$theovid = $daytoday.$randompart;
	return ($theovid);
}

// Convert à string into a number, each character corresponds to a number ok
function convstrtonumber($theuserid)
{
	$monTab1 = array('a'=>'00', 'b'=>'01', 'c'=>'02', 'd'=>'03', 'e'=>'04', 'f'=>'05', 'g'=>'06', 'h'=>'07', 'i'=>'08', 'j'=>'09', 'k'=>'10', 'l'=>'11', 'm'=>'12', 'n'=>'13', 'o'=>'14', 'p'=>'15', 'q'=>'16', 'r'=>'17', 's'=>'18', 't'=>'19', 'u'=>'20', 'v'=>'21', 'w'=>'22', 'x'=>'23', 'y'=>'24', 'z'=>'25');
	for($i=0; $i<strlen($theuserid); $i++)
	{
		$theresult.=$monTab1[$theuserid[$i]];
	}
	return ($theresult);
}

// Fonction final à utiliser - Regarde en base si le ovid n'existe pas déjà
function createovid($table, $fieldname)
{	
	$isOvidValid = "N";
	do 
	{
	$theovid = generateovid();
	$req1 = "select $fieldname from $table where $fieldname = '$theovid'";
	$go_req1 = mysql_query($req1);
	$nb_act1 = mysql_num_rows($go_req1);
	if ($nb_act1 == 0) {$isOvidValid = "Y"; return ($theovid);}
	else {$isOvidValid = "N";}
	}
	while ($isOvidValid != "Y");
}
?>