// get contents of output buffer
$html = ob_get_contents();
// clean output buffer
ob_end_clean();
echo $html;
// store html contents to redis cache
$redis->hset($dkey, $ukey, $html);
$msg = 'cache is set';
}
}
}
}
$end = microtime();
// get end execution time
// show messages if debug is enabled
if ($debug) {
echo $msg . ': ';
echo t_exec($start, $end);
}
// time diff
function t_exec($start, $end)
{
$t = getmicrotime($end) - getmicrotime($start);
return round($t, 5);
}
// get time
function getmicrotime($t)
{
list($usec, $sec) = explode(" ", $t);
return (double) $usec + (double) $sec;
}
// store html contents to redis cache
$redis->hset($dkey, $ukey, $html);
$msg = 'cache is set';
}
}
}
}
$end = microtime();
// get end execution time
// show messages if debug is enabled
if ($debug) {
echo $msg . ': ';
echo t_exec($start, $end);
}
if ($cached && $display_powered_by_redis) {
// You should move this CSS to your CSS file and change the: float:right;margin:20px 0;
echo "<style>#redis_powered{float:right;margin:20px 0;background:url(http://images.staticjw.com/jim/3959/redis.png) 10px no-repeat #fff;border:1px solid #D7D8DF;padding:10px;width:190px;}\n\t#redis_powered div{width:190px;text-align:right;font:10px/11px arial,sans-serif;color:#000;}</style>";
echo "<a href=\"http://www.jimwestergren.com/wordpress-with-redis-as-a-frontend-cache/\" style=\"text-decoration:none;\"><div id=\"redis_powered\"><div>Page generated in<br/> " . t_exec($start, $end) . " sec</div></div></a>";
}
// time diff
function t_exec($start, $end)
{
$t = getmicrotime($end) - getmicrotime($start);
return round($t, 5);
}
// get time
function getmicrotime($t)
{
list($usec, $sec) = explode(" ", $t);
return (double) $usec + (double) $sec;
}
