Profiling with xhprof

xhprof.php

$profilingEnabled = extension_loaded('xhprof') && isset($_GET['xhprof']);
if ($profilingEnabled) {
    include_once '/Users/manuele/Work/Projects/xhprof-0.9.3/xhprof_lib/utils/xhprof_lib.php';
    include_once '/Users/manuele/Work/Projects/xhprof-0.9.3/xhprof_lib/utils/xhprof_runs.php';
    xhprof_enable(XHPROF_FLAGS_CPU + XHPROF_FLAGS_MEMORY);
    register_shutdown_function(
        function() {
            $profiler_namespace = 'xxx';  // namespace for your application
            $xhprof_data = xhprof_disable();
            $xhprof_runs = new XHProfRuns_Default();
            $run_id = $xhprof_runs->save_run($xhprof_data, $profiler_namespace);

            // url to the XHProf UI libraries (change the host name and path)
            $profiler_url = sprintf('http://localhost/xhprof-0.9.3/xhprof_html/index.php?run=%s&source=%s', $run_id, $profiler_namespace);
            echo '<a href="'. $profiler_url .'" target="_blank">Xhprof output</a>';
        }
    );
}