COULEURS MIRC -> HTML [BIS]

<?
function m2h($t) {
    //gestion couleurs mirc
    //Codes couleurs mirc de base : récupérables par /col :
    //Alias col { var %i 0,%j | while (%i <= 15) { %j = %j $color(%i) | inc %i } | echo -a %j }
    $c = explode(" ","16777215 0 8323072 37632 255 127 10223772 32764 65535 64512 9671424 16776960 16515072 16711935 8355711 13816530");
    $d = array_map("m2h_colors",$c);
    //codes ascii : b > 2 , k > 3 , o > 15 , r > 22 , u > 31
    //remplacement des Ctrl+K non valides
    $t = preg_replace("#".chr(3)."(?!\d)#",chr(15),$t);
    //substitutions gras
    $pattern_b = "!".chr(2)."(.*?)(".chr(2)."|".chr(15)."|$|(?=<br ?/?>))!i";
    $t = preg_replace($pattern_b,"<b>$1</b>$2",$t);
    //substitution soulignés
    $pattern_u = "!".chr(31)."(.*?)(".chr(31)."|".chr(15)."|$|(?=<br ?/?>))!i";
    $t = preg_replace($pattern_u,"<u>$1</u>$2",$t);
    $t = preg_replace("!(?:<b></b>|<u></u>)!i","",$t);
    //Ctrl + O et Reverse
    $a1 = array(chr(15),chr(22),chr(2),chr(31));
    $a2 = array(chr(3)."01,00",chr(3)."00,01","","");
    $t = str_replace($a1,$a2,$t);
    //substitution des ctrl + K
    while (preg_match("!^(.*)".chr(3)."(\d{0,2},?\d{0,2})(.*?)(?:".chr(3)."|$|(?=<br ?/?>))(.*)!i",$t,$matches)) {
    $k = explode(",",$matches[2]);
    $k0 = 1;
    $k1 = 0;
    $k = array_map("abs",$k);
    if ( ($k[0] >= 0) && ($k[0] <= 15) ) {
        $k0 = $k[0];
    }       
    if ( (array_key_exists('1',$k)) && ($k[1] >= 0) && ($k[1] <= 15) ) {
        $k1 = $k[1];
    }
    $couleur0 = $d[$k0];
    $couleur1 = $d[$k1];
    $couleur = "<span style=\"color:".$couleur0.";background-color:".$couleur1."\">";
    $t = $matches[1].$couleur.$matches[3]."</span>".$matches[4];
    }
  return stripslashes($t);
}
function m2h_colors($color) {
	//conversion couleurs mirc en R,G,B puis en format couleur Web
	//passage au R,G,B
	$b = $color - $color % (256*256);
	$g = ($color - $b) - ($color - $b) % 256;
	$r = $color % 256;
	$b = $b / (256*256);
	$g = $g / 256;
	$c = explode(' ',"$r $g $b");
	$c = array_map("dechex",$c);
	$c = array_map("m2h_format",$c);
	$color = implode('',$c);
	return '#' . $color;
}
function m2h_format($n) {
  //force la longueur d'un nombre à deux caractères
  if (strlen($n) >= 2) {
  	return $n;
	}
	return '0'.$n;
}
?>