PHP number to string (Turkish)

tr.numbers.php

<?php
	function numtostr($num, $glue = " ") {
		$c = array(
				   array("", "bir", "iki", "üç", "dört", "beş", "altı", "yedi", "sekiz", "dokuz"),
				   array("", "on", "yirmi", "otuz", "kırk", "elli", "altmış", "yetmiş", "seksen", "doksan"),
				   );
		$b = array("", "bin", "milyon", "milyar", "trilyon", "katrilyon", "kentilyon");
		$ret = "";
		$basamaklar = explode(".", number_format((String) ($num), 0, ",", "."));
		$len = strlen((String) ($num));
		$o = array();
		($num < 0 ? $o[] = "eksi" : false);
		if($num == 0){
			return "sıfır";
		}
		foreach ($basamaklar as $key => $basamak) {
			if ((int) $basamak == 0) {
				continue;
			}
			$n = str_split($basamak);
			foreach ($n as $k => $q) {
				if (count($n) - 1 - $k == 2 && $q != 0) {
					($q != 1 && $c[0][$q] != "" ? $o[] = $c[0][$q] : false);
					$o[] = "yüz";
				} else {
					$y = count($n) - 1 - $k;
					if($k != 0 || $y != 0 || $q != 1) {
						((isset($c[$y]) && isset($c[$y][$q])&& $c[$y][$q] != "") ? ($o[] = $c[$y][$q]) : false);
					}
				}
			}
			$r = $b[count($basamaklar) - 1 - $key];
			($r != "" ? $o[] = $r : false);
		}
		return implode($glue,$o);
	}