/**
* @group ZF-9092
*/
public function testSettingLifetimeAsEmptyIsInterpretedAsNull()
{
$config = new ZendConfig(array('lifetime' => '', 'caching' => true));
$test = new Cache\Frontend\Core();
$test->setConfig($config);
$this->assertSame(NULL, $test->getOption('lifetime'));
}
/**
* Return controllers modification info from the cache
* @return array
*/
protected function _getControllersCache()
{
$controllers = array();
if ($this->cache->hasItem('controllers')) {
$controllers = (array) unserialize($this->cache->getItem('controllers'));
}
return $controllers;
}
/**
* Returns the page item cache.
*
* @return array
*/
public function getPageItemCache()
{
$data = array();
if ($this->_cacheEnabled()) {
foreach (self::$_cache->getIdsMatchingTags(array($this->_getCacheInternalId())) as $id) {
if (preg_match('|' . self::CACHE_TAG_PREFIX . "(\\d+)_.*|", $id, $page)) {
$data[$page[1]] = self::$_cache->load($this->_getCacheId($page[1]));
}
}
}
return $data;
}
/**
* Constructor
*
* @param array $options Associative array of options
* @return void
*/
public function __construct(array $options = array())
{
parent::__construct($options);
$this->_idStack = array();
}
/**
* Initializes metadata.
*
* If metadata cannot be loaded from cache, adapter's describeTable() method is called to discover metadata
* information. Returns true if and only if the metadata are loaded from cache.
*
* @return boolean
* @throws \Zend\DB\Table\Exception
*/
protected function _setupMetadata()
{
if ($this->metadataCacheInClass() && count($this->_metadata) > 0) {
return true;
}
// Assume that metadata will be loaded from cache
$isMetadataFromCache = true;
// If $this has no metadata cache but the class has a default metadata cache
if (null === $this->_metadataCache && null !== self::$_defaultMetadataCache) {
// Make $this use the default metadata cache of the class
$this->_setMetadataCache(self::$_defaultMetadataCache);
}
// If $this has a metadata cache
if (null !== $this->_metadataCache) {
// Define the cache identifier where the metadata are saved
//get db configuration
$dbConfig = $this->_db->getConfig();
// Define the cache identifier where the metadata are saved
$cacheId = md5((isset($dbConfig['options']['port']) ? ':' . $dbConfig['options']['port'] : null) . (isset($dbConfig['options']['host']) ? ':' . $dbConfig['options']['host'] : null) . '/' . $dbConfig['dbname'] . ':' . $this->_schema . '.' . $this->_name);
}
// If $this has no metadata cache or metadata cache misses
if (null === $this->_metadataCache || !($metadata = $this->_metadataCache->load($cacheId))) {
// Metadata are not loaded from cache
$isMetadataFromCache = false;
// Fetch metadata from the adapter's describeTable() method
$metadata = $this->_db->describeTable($this->_name, $this->_schema);
// If $this has a metadata cache, then cache the metadata
if (null !== $this->_metadataCache && !$this->_metadataCache->save($metadata, $cacheId)) {
trigger_error('Failed saving metadata to metadataCache', E_USER_NOTICE);
}
}
// Assign the metadata to $this
$this->_metadata = $metadata;
// Return whether the metadata were loaded from cache
return $isMetadataFromCache;
}
/**
* Test if a cache is available for the given id
*
* @param string $id Cache id
* @return int|false Last modified time of cache entry if it is available, false otherwise
*/
public function test($id)
{
$lastModified = parent::test($id);
if ($lastModified) {
if ($this->_specificOptions['master_files_mode'] == self::MODE_AND) {
// MODE_AND
foreach ($this->_masterFile_mtimes as $masterFileMTime) {
if ($masterFileMTime) {
if ($lastModified > $masterFileMTime) {
return $lastModified;
}
}
}
} else {
// MODE_OR
$res = true;
foreach ($this->_masterFile_mtimes as $masterFileMTime) {
if ($masterFileMTime) {
if ($lastModified <= $masterFileMTime) {
return false;
}
}
}
return $lastModified;
}
}
return false;
}
/**
* Public frontend to set an option
*
* Just a wrapper to get a specific behaviour for cached_entity
*
* @param string $name Name of the option
* @param mixed $value Value of the option
* @throws \Zend\Cache\Exception
* @return void
*/
public function setOption($name, $value)
{
if ($name == 'cached_entity') {
$this->setCachedEntity($value);
} else {
parent::setOption($name, $value);
}
}
/**
* Clears all set cache data
*
* @return void
*/
public static function clearCache()
{
self::$_cache->clean(\Zend\Cache\Cache::CLEANING_MODE_MATCHING_TAG, array('Zend_Translate'));
}