<?php

function counter($pagename,$db,$host) {
    preg_match("{([^/\\]+?)(?:\.[^/\\.]+)?$}", $pagename, $matches); list($pagename) = $matches;
    
    //======= Insert or Update pagecounter appropriately, then display it ========
    @$db->do('INSERT INTO counters (pagename, pagecounter) VALUES (?, 0)', null, $pagename);
    
    if ($host != 'webmaster') $db->do('UPDATE counters SET pagecounter = pagecounter + 1 WHERE pagename = ?', null, $pagename);
    
    list($counter) = $db->selectrow_array('SELECT pagecounter FROM counters WHERE pagename = ?', null, $pagename);
    
    return $counter;
}

?>