Miscellany

function gene_login($chaine1, $chaine2){
 $tofind = "ÀÁÂÃÄÅàáâãäåÒÓÔÕÖØòóôõöøÈÉÊËèéêëÇçÌÍÎÏìíîïÙÚÛÜùúûüÿÑñ .-_'";
 $replace = "AAAAAAaaaaaaOOOOOOooooooEEEEeeeeCcIIIIiiiiUUUUuuuuyNn     ";
 $tmp=explode(" ",strtolower(strtr($chaine1,$tofind,$replace)));
 $prenom_login='';
 foreach($tmp as $key=>$val) {
   $prenom_login .= substr($val,0,1);
 }
 $nom_login=substr(str_replace(' ','',strtolower(strtr($chaine2,$tofind,$replace))),0,8-sizeof($tmp));
 $resultat=$prenom_login . $nom_login;
 return($resultat);
}