/**
* Stops and saves the cache.
* @param array dependencies
* @return void
*/
public function end(array $dp = NULL)
{
if ($this->cache === NULL) {
throw new InvalidStateException('Output cache has already been saved.');
}
$this->cache->save($this->key, ob_get_flush(), (array) $dp + (array) $this->dependencies);
$this->cache = NULL;
}
/**
* Filters the given file.
* @param string
* @return string|NULL
*/
public function processFile($path)
{
$data = $this->cache->load($path);
if ($data === NULL) {
$data = $this->filter->processFile($path);
if ($data !== NULL) {
$this->cache->save($path, $data, array(Cache::CONSTS => 'FilterStream\\FilterStream::REVISION', Cache::FILES => array($path)));
}
}
return $data;
}
function render()
{
if ($this->getFile() == NULL) {
throw new InvalidStateException("Template file name was not specified.");
}
$cache = new NCache($storage = $this->getCacheStorage(), 'wplatte');
if ($storage instanceof NPhpFileStorage) {
$storage->hint = str_replace(dirname(dirname($this->getFile())), '', $this->getFile());
}
$cached = $compiled = $cache->load($this->getFile());
if ($compiled === NULL) {
try {
$compiled = "<?php\n\n// source file: {$this->getFile()}\n\n?>" . $this->compile();
} catch (NTemplateException $e) {
$e->setSourceFile($this->getFile());
throw $e;
}
$cache->save($this->getFile(), $compiled, array(NCache::FILES => $this->getFile(), NCache::CONSTS => array('NFramework::REVISION', 'WPLATTE_CACHE_VERSION')));
$cache->release();
$cached = $cache->load($this->getFile());
}
if ($cached !== NULL && $storage instanceof NPhpFileStorage) {
NLimitedScope::load($cached['file'], $this->getParams());
} else {
NLimitedScope::evaluate($compiled, $this->getParams());
}
}
/**
* Renders template to output.
* @return void
*/
public function render()
{
$cache = new NCache($storage = $this->getCacheStorage(), 'Nette.Template');
$cached = $compiled = $cache->load($this->source);
if ($compiled === NULL) {
$compiled = $this->compile();
$cache->save($this->source, $compiled, array(NCache::CONSTS => 'NFramework::REVISION'));
$cached = $cache->load($this->source);
}
if ($cached !== NULL && $storage instanceof NPhpFileStorage) {
NLimitedScope::load($cached['file'], $this->getParameters());
} else {
NLimitedScope::evaluate($compiled, $this->getParameters());
}
}
function render()
{
if ($this->file == NULL) {
throw new InvalidStateException("Template file name was not specified.");
}
$this->__set('template', $this);
$shortName = str_replace(NEnvironment::getVariable('appDir'), '', $this->file);
$cache = new NCache($this->getCacheStorage(), 'Nette.Template');
$key = trim(strtr($shortName, '\\/@', '.._'), '.') . '-' . md5($this->file);
$cached = $content = $cache[$key];
if ($content === NULL) {
if (!$this->getFilters()) {
$this->onPrepareFilters($this);
}
if (!$this->getFilters()) {
NLimitedScope::load($this->file, $this->getParams());
return;
}
$content = $this->compile(file_get_contents($this->file), "file …{$shortName}");
$cache->save($key, $content, array(NCache::FILES => $this->file, NCache::EXPIRE => self::$cacheExpire));
$cache->release();
$cached = $cache[$key];
}
if ($cached !== NULL && self::$cacheStorage instanceof NTemplateCacheStorage) {
NLimitedScope::load($cached['file'], $this->getParams());
fclose($cached['handle']);
} else {
NLimitedScope::evaluate($content, $this->getParams());
}
}
function render()
{
if ($this->file == NULL) {
throw new InvalidStateException("Template file name was not specified.");
}
$this->__set('template', $this);
$cache = new NCache($storage = $this->getCacheStorage(), 'Nette.FileTemplate');
if ($storage instanceof NTemplateCacheStorage) {
$storage->hint = str_replace(dirname(dirname($this->file)), '', $this->file);
}
$cached = $content = $cache[$this->file];
if ($content === NULL) {
try {
$content = $this->compile(file_get_contents($this->file));
$content = "<?php\n\n// source file: {$this->file}\n\n?>{$content}";
} catch (NTemplateException $e) {
$e->setSourceFile($this->file);
throw $e;
}
$cache->save($this->file, $content, array(NCache::FILES => $this->file, NCache::EXPIRATION => self::$cacheExpire, NCache::CONSTS => 'NFramework::REVISION'));
$cache->release();
$cached = $cache[$this->file];
}
if ($cached !== NULL && $storage instanceof NTemplateCacheStorage) {
NLimitedScope::load($cached['file'], $this->getParams());
fclose($cached['handle']);
} else {
NLimitedScope::evaluate($content, $this->getParams());
}
}
/**
* Read from cache.
* @param string key
* @return mixed|NULL
*/
public function read($key)
{
$key = $this->prefix . $key;
$meta = $this->memcache->get($key);
if (!$meta) {
return NULL;
}
// meta structure:
// array(
// data => stored data
// delta => relative (sliding) expiration
// callbacks => array of callbacks (function, args)
// )
// verify dependencies
if (!empty($meta[self::META_CALLBACKS]) && !NCache::checkCallbacks($meta[self::META_CALLBACKS])) {
$this->memcache->delete($key, 0);
return NULL;
}
if (!empty($meta[self::META_DELTA])) {
$this->memcache->replace($key, $meta, 0, $meta[self::META_DELTA] + time());
}
return $meta[self::META_DATA];
}
public function __destruct()
{
if ($this->cache && $this->structure !== $this->loadedStructure) {
$this->cache->save('structure', $this->structure);
}
}
/**
* Starts the output cache. Returns NCachingHelper object if buffering was started.
* @param ICacheStorage
* @param string
* @param NCachingHelper[]
* @param array
* @return NCachingHelper
*/
public static function createCache(ICacheStorage $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[NCache::ITEMS][] = $key;
}
$cache = new NCache($cacheStorage, 'Nette.Templating.Cache');
if ($helper = $cache->start($key)) {
if (isset($args['expire'])) {
$args['expiration'] = $args['expire']; // back compatibility
}
$helper->dependencies = array(
NCache::TAGS => isset($args['tags']) ? $args['tags'] : NULL,
NCache::EXPIRATION => isset($args['expiration']) ? $args['expiration'] : '+ 7 days',
);
$parents[] = $helper;
}
return $helper;
}
/**
* Returns annotations.
* @param ReflectionClass|ReflectionMethod|ReflectionProperty
* @return array
*/
public static function getAll(Reflector $r)
{
if ($r instanceof ReflectionClass) {
$type = $r->getName();
$member = '';
} elseif ($r instanceof ReflectionMethod) {
$type = $r->getDeclaringClass()->getName();
$member = $r->getName();
} else {
$type = $r->getDeclaringClass()->getName();
$member = '$' . $r->getName();
}
if (!self::$useReflection) { // auto-expire cache
$file = $r instanceof ReflectionClass ? $r->getFileName() : $r->getDeclaringClass()->getFileName(); // will be used later
if ($file && isset(self::$timestamps[$file]) && self::$timestamps[$file] !== filemtime($file)) {
unset(self::$cache[$type]);
}
unset(self::$timestamps[$file]);
}
if (isset(self::$cache[$type][$member])) { // is value cached?
return self::$cache[$type][$member];
}
if (self::$useReflection === NULL) { // detects whether is reflection available
self::$useReflection = (bool) NClassReflection::from(__CLASS__)->getDocComment();
}
if (self::$useReflection) {
$annotations = self::parseComment($r->getDocComment());
} else {
if (!self::$cacheStorage) {
// trigger_error('Set a cache storage for annotations parser via NAnnotationParser::setCacheStorage().', E_USER_WARNING);
self::$cacheStorage = new NDevNullStorage;
}
$outerCache = new NCache(self::$cacheStorage, 'Nette.Reflection.Annotations');
if (self::$cache === NULL) {
self::$cache = (array) $outerCache->offsetGet('list');
self::$timestamps = isset(self::$cache['*']) ? self::$cache['*'] : array();
}
if (!isset(self::$cache[$type]) && $file) {
self::$cache['*'][$file] = filemtime($file);
self::parseScript($file);
$outerCache->save('list', self::$cache);
}
if (isset(self::$cache[$type][$member])) {
$annotations = self::$cache[$type][$member];
} else {
$annotations = array();
}
}
if ($r instanceof ReflectionMethod && !$r->isPrivate()
&& (!$r->isConstructor() || !empty($annotations['inheritdoc'][0])))
{
try {
$inherited = self::getAll(new ReflectionMethod(get_parent_class($type), $member));
} catch (ReflectionException $e) {
try {
$inherited = self::getAll($r->getPrototype());
} catch (ReflectionException $e) {
$inherited = array();
}
}
$annotations += array_intersect_key($inherited, array_flip(self::$inherited));
}
return self::$cache[$type][$member] = $annotations;
}
/**
* Verifies dependencies.
* @param array
* @return bool
*/
private function verify($meta)
{
do {
if (!empty($meta[self::META_DELTA])) {
// meta[file] was added by readMetaAndLock()
if (filemtime($meta[self::FILE]) + $meta[self::META_DELTA] < time()) {
break;
}
touch($meta[self::FILE]);
} elseif (!empty($meta[self::META_EXPIRE]) && $meta[self::META_EXPIRE] < time()) {
break;
}
if (!empty($meta[self::META_CALLBACKS]) && !NCache::checkCallbacks($meta[self::META_CALLBACKS])) {
break;
}
if (!empty($meta[self::META_ITEMS])) {
foreach ($meta[self::META_ITEMS] as $depFile => $time) {
$m = $this->readMetaAndLock($depFile, LOCK_SH);
if ($m[self::META_TIME] !== $time || ($m && !$this->verify($m))) {
break 2;
}
}
}
return TRUE;
} while (FALSE);
$this->delete($meta[self::FILE], $meta[self::HANDLE]); // meta[handle] & meta[file] was added by readMetaAndLock()
return FALSE;
}
function removeCache()
{
return NCache::removeMenu();
}
/**
* Returns system DI container.
* @return SystemContainer
*/
public function createContainer()
{
if ($cacheDir = $this->getCacheDirectory()) {
$cache = new NCache(new NPhpFileStorage($cacheDir), 'Nette.Configurator');
$cacheKey = array($this->params, $this->files);
$cached = $cache->load($cacheKey);
if (!$cached) {
$code = $this->buildContainer($dependencies);
$cache->save($cacheKey, $code, array(
NCache::FILES => $this->params['productionMode'] ? NULL : $dependencies,
));
$cached = $cache->load($cacheKey);
}
NLimitedScope::load($cached['file'], TRUE);
} elseif ($this->files) {
throw new InvalidStateException("Set path to temporary directory using setTempDirectory().");
} else {
NLimitedScope::evaluate($this->buildContainer()); // back compatibility with Environment
}
$container = new $this->params['container']['class'];
$container->initialize();
NEnvironment::setContext($container); // back compatibility
return $container;
}
function &getTreeAsSelect($name, $label)
{
include_once 'n_cache.php';
include_once 'n_quickform.php';
if (!($options = NCache::getTreeAsSelect())) {
$options = $this->getOptions(false);
if ($options) {
NCache::createTreeAsSelect($options);
}
}
return NQuickForm::createElement('select', $name, $label, $options);
}
public function __destruct()
{
if ($this->cache) {
$this->cache->save('structure', $this->structure);
}
}
protected function saveCacheState()
{
if ($this->observeCache === $this && $this->cache && !$this->sqlBuilder->getSelect() && $this->accessedColumns != $this->previousAccessedColumns) {
$this->cache->save($this->getCacheKey(), $this->accessedColumns);
}
}
/**
* Renders template to output.
* @return void
*/
public function render()
{
if ($this->file == NULL) { // intentionally ==
throw new InvalidStateException("Template file name was not specified.");
}
$cache = new NCache($storage = $this->getCacheStorage(), 'Nette.FileTemplate');
if ($storage instanceof NPhpFileStorage) {
$storage->hint = str_replace(dirname(dirname($this->file)), '', $this->file);
}
$cached = $compiled = $cache->load($this->file);
if ($compiled === NULL) {
try {
$compiled = "<?php\n\n// source file: $this->file\n\n?>" . $this->compile();
} catch (NTemplateException $e) {
$e->setSourceFile($this->file);
throw $e;
}
$cache->save($this->file, $compiled, array(
NCache::FILES => $this->file,
NCache::CONSTS => 'NFramework::REVISION',
));
$cached = $cache->load($this->file);
}
if ($cached !== NULL && $storage instanceof NPhpFileStorage) {
NLimitedScope::load($cached['file'], $this->getParameters());
} else {
NLimitedScope::evaluate($compiled, $this->getParameters());
}
}
