<?php
// include the unicache configuration
require_once('unicache-config.php');
// user defined function to check per page caching
$unicache_docache=true;
if (function_exists($unicache_config['cache_func']))
{
$unicache_docache=call_user_func($unicache_config['cache_func']);
}
// if caching is enabled
if ($unicache_docache)
{
$cache=UNICACHE_Factory::getCache();
$key=$_SERVER['REQUEST_URI'];
$ttl=$unicache_config['ttl'];
// shutdown function to output and cache
function UNICACHE_cacheOutput()
{
global $cache,$key,$ttl,$unicache_config;
$webpage = ob_get_contents();
// post cache user defined filter function
if (function_exists($unicache_config['filter_func']))
{
$webpage=call_user_func($unicache_config['filter_func'], $webpage);
}
// cache page
$cache->put($key,$webpage,$ttl);
ob_end_clean();
// show it first time
echo $webpage;
}
// Is cache data still fresh? If so, serve it.
$data=$cache->get($key);
if ($data!=false) {
echo $data;
exit(0);
}
// start caching
ob_start();
ob_implicit_flush(false);
register_shutdown_function("UNICACHE_cacheOutput");
}
?>
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