<?php 
set_time_limit(0); 
 
global $redis; 
$redis = new Redis(); 
if( !$redis->connect('127.0.0.1') ) die('cannot fuck the database ...'); 
 
//$redis->flushAll(); 
 
$deltime  = 0; 
$addtime  = 0; 
$echotime = 0; 
$savetime = 0; 
$fastechotime = 0; 
 
function add2List($key,$data) 
{	global $redis; 
	$keylist = $key.':list'; 
	$keynbentry  = $key.':nbentry'; 
	$idnewentry  = $redis->incr($keynbentry); 
	$keynewentry = $key.':'.$idnewentry; 
 
	// get current list "number of elements" 
	//$nb = $redis->zCard($keylist); 
	//if(($nb+1) != $idnewentry) die('fuck : nb='.$nb.' id:'.$idnewentry); 
 
	// append list, score will be "listsize + 1" 
	$redis->zAdd($keylist, $idnewentry, $idnewentry); 
	// fill new entry with data given 
	$redis->set($keynewentry.':data',$data); 
 
	return $keynewentry; 
} 
 
function delList_r($key) 
{	global $redis; 
	$keylist = $key.':list'; 
	$list = $redis->zRange($keylist, 0, -1, true); 
	$redis->delete($key.':nbentry', $key.':data', $key.':html'); 
	foreach($list as $name => $value) delList_r($key.':'.$value); 
	$redis->delete($keylist); 
} 
 
function getList_r($key,$first=1) 
{	global $redis; 
	$html = $redis->get($key.':html'); if($html !== false) return $html; 
	$out = ''; 
	if(!$first) $out .= '<li>'; 
	$out .= $redis->get($key.':data'); 
	$out . $ret[1]; 
	$list = $redis->zRange($key.':list', 0, -1, true); 
	if(!empty($list)) 
	{	$out .= '<ul>'; 
		foreach($list as $name => $value) $out .= getList_r($key.':'.$value,0); 
		$out .= '</ul>'; 
	} 
	if(!$first) $out .= '</li>'; 
	return $out; 
} 
 
function saveListHtml($key) 
{	global $redis; 
	$redis->set($key.':html', getList_r($key)); 
} 
 
$menu = 'alpha:list:menu:menu_haut'; 
 
$nbiteration = 1000; 
$iteration = $nbiteration; 
 
$totalstart = microtime(true); 
 
while($iteration--) 
{	$tstart = microtime(true); 
	// suppression du menu précédent, par recursion 
	delList_r($menu); 
	$deltime += microtime(true) - $tstart; 
 
	$tstart = microtime(true); 
	// ajout d'entrées au menu 
	$entry  = add2List($menu,'bonjour'); 
	$entry2 = add2List($menu,'hello'); 
	$entrylvl2 = add2List($entry,'subbonjour'); 
	add2List($entry,'subbonjour2'); 
	add2List($entry,'subbonjour3'); 
	add2List($entry,'subbonjour4'); 
	$subentry5 = add2List($entry,'subbonjour5'); 
	add2List($subentry5,'hello world !'); 
	add2List($entrylvl2,'subsubbonjour'); 
	add2List($entrylvl2,'subsubbonjour1'); 
	add2List($entry2,'subhello'); 
	add2List($entry2,'subhello2'); 
	$addtime += microtime(true) - $tstart; 
 
	$tstart = microtime(true); 
	getList_r($menu); // affichage du menu, par recursion 
	$echotime += microtime(true) - $tstart; 
 
	$tstart = microtime(true); 
	saveListHtml($menu); // sauve la sortie html du menu pour eviter la recursion 
	$savetime += microtime(true) - $tstart; 
 
	$tstart = microtime(true); 
	getList_r($menu); // affichage du menu, doit utiliser la sauvegarde 
	$fastechotime += microtime(true) - $tstart; 
} 
 
$totaltime = microtime(true) - $totalstart; 
 
print getList_r($menu); 
 
print '<b>completed '.$nbiteration.' in '.$totaltime.' seconds</b><br><br>average times :'; 
print '<br>delete old menu in '.(($deltime/$nbiteration)*1000).'ms'; 
print '<br>add to menu in '.(($addtime/$nbiteration)*1000).'ms'; 
print '<br>get menu in '.(($echotime/$nbiteration)*1000).'ms'; 
print '<br>save menu html in '.(($savetime/$nbiteration)*1000).'ms'; 
print '<br>fast get menu in '.(($fastechotime/$nbiteration)*1000).'ms'; 
 
?>