Short URL Function with PHP

<?php
function shorturl($url){
    $length = strlen($url);
    if($length > 45){
        $length = $length - 30;
        $first = substr($url, 0, -$length);
        $last = substr($url, -15);
        $new = $first."[ ... ]".$last;
        return $new;
    }else{
        return $url;
    }
}
?>

// USAGE

<?php

$longurl= "<a href="http://www.google.com/search?q=symfony+project&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:tr:official&client=firefox-a";" >http://www.google.com/search?q=symfony+project&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:tr:official&client=firefox-a";</a>
$shorturl = shorturl($longurl);
echo "<a href="$longurl">$shorturl</a>";


?>

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