%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* This file is part of the Nette Framework (http://nette.org)
*
* Copyright (c) 2004 David Grudl (http://davidgrudl.com)
*
* For the full copyright and license information, please view
* the file license.txt that was distributed with this source code.
*/
namespace Nette\Latte\Macros;
use Nette,
Nette\Latte;
/**
* Macro {cache} ... {/cache}
*
* @author David Grudl
*/
class CacheMacro extends Nette\Object implements Latte\IMacro
{
/** @var bool */
private $used;
/**
* Initializes before template parsing.
* @return void
*/
public function initialize()
{
$this->used = FALSE;
}
/**
* Finishes template parsing.
* @return array(prolog, epilog)
*/
public function finalize()
{
if ($this->used) {
return array('Nette\Latte\Macros\CacheMacro::initRuntime($template, $_g);');
}
}
/**
* New node is found.
* @return bool
*/
public function nodeOpened(Latte\MacroNode $node)
{
$this->used = TRUE;
$node->isEmpty = FALSE;
$node->openingCode = Latte\PhpWriter::using($node)
->write('<?php if (Nette\Latte\Macros\CacheMacro::createCache($netteCacheStorage, %var, $_g->caches, %node.array?)) { ?>',
Nette\Utils\Strings::random()
);
}
/**
* Node is closed.
* @return void
*/
public function nodeClosed(Latte\MacroNode $node)
{
$node->closingCode = '<?php $_l->tmp = array_pop($_g->caches); if (!$_l->tmp instanceof stdClass) $_l->tmp->end(); } ?>';
}
/********************* run-time helpers ****************d*g**/
/**
* @return void
*/
public static function initRuntime(Nette\Templating\FileTemplate $template, \stdClass $global)
{
if (!empty($global->caches)) {
end($global->caches)->dependencies[Nette\Caching\Cache::FILES][] = $template->getFile();
}
}
/**
* Starts the output cache. Returns Nette\Caching\OutputHelper object if buffering was started.
* @param Nette\Caching\IStorage
* @param string
* @param Nette\Caching\OutputHelper[]
* @param array
* @return Nette\Caching\OutputHelper
*/
public static function createCache(Nette\Caching\IStorage $cacheStorage, $key, & $parents, array $args = NULL)
{
if ($args) {
if (array_key_exists('if', $args) && !$args['if']) {
return $parents[] = new \stdClass;
}
$key = array_merge(array($key), array_intersect_key($args, range(0, count($args))));
}
if ($parents) {
end($parents)->dependencies[Nette\Caching\Cache::ITEMS][] = $key;
}
$cache = new Nette\Caching\Cache($cacheStorage, 'Nette.Templating.Cache');
if ($helper = $cache->start($key)) {
if (isset($args['expire'])) {
$args['expiration'] = $args['expire']; // back compatibility
}
$helper->dependencies = array(
Nette\Caching\Cache::TAGS => isset($args['tags']) ? $args['tags'] : NULL,
Nette\Caching\Cache::EXPIRATION => isset($args['expiration']) ? $args['expiration'] : '+ 7 days',
);
$parents[] = $helper;
}
return $helper;
}
}
Zerion Mini Shell 1.0