PHP CCache类代码示例

 /**
  * Teardown environment
  *
  * @return void
  */
 protected function tearDown()
 {
     $cache = new CCache();
     $cache->setDir(CACHE_PATH);
     $this->removeFilesInCacheDir();
     $cache->removeSubdir(self::DUMMY);
 }

  private function loadPageXml($xmlFile)
  {
    /* init */
    $file   = CONTROLLER_PATH . $xmlFile;
    $this->m_fileName = $xmlFile;
    $cCache = new CCache($this->m_cConfig, $file);
    $retXml = array();

    /**
     * Can it use cache? */
    if ($cCache->useCache() == true) {
      $retXml   = $cCache->getCache();
    }
    /**
     * Read the xml file and cache it */
    else {
      $xmlData  = new CXmlController($file);
      $xmlData->setDefaultType("string-iso");

      $xmlData->startParser();
      $retXml   = $xmlData->getXmlData();

      /* cache */
      $cCache->setCache($retXml);
    }

    return $retXml;
  }

  public  function loadUrl()
  {
    /* init cache object */
    $cCache = new CCache($this->m_cConfig, $this->m_xmlFile); 

    /* if it can use the cache, I use it or I cache it! */
    if ($cCache->useCache == true) {
      $urlX   = $cCache->getCache();
    }
    /**
     * Cache config */
    else {
      $xmlData = new CXmlController($this->m_xmlFile);
      $xmlData->setDefaultType("string-utf8");

      $xmlData->startParser();
      $urlX    = $xmlData->getXmlData();

      /* cache it for next one */
      $cCache->setCache($urlX);
    }

    /* erstelle m_urlXml */
    $this->assocUrl($urlX);
  }

 /**
  * @return CCache
  */
 protected function getCacheProxy()
 {
     if (is_null($this->_cacheProxy)) {
         $this->_cacheProxy = Yii::createComponent($this->cache);
         $this->_cacheProxy->init();
     }
     return $this->_cacheProxy;
 }

 protected function render($view, $controller = "site", $arrResult = array(), $template = TEMPLATE)
 {
     $cache = new CCache(604800);
     $flagCache = false;
     if (!$cache->cacheExists(CApp::getHashCurPage()) && false) {
         $flagCache = true;
         $cache->startCache();
     }
     include_once $_SERVER["DOCUMENT_ROOT"] . "/engine/templates/" . $template . "/header.php";
     include_once $_SERVER["DOCUMENT_ROOT"] . "/engine/templates/" . $template . "/views/" . strtolower($controller) . "/" . $view . ".php";
     include_once $_SERVER["DOCUMENT_ROOT"] . "/engine/templates/" . $template . "/footer.php";
     if ($flagCache) {
         $cache->writeCache(filterGetValue(CApp::getHashCurPage()));
     }
 }

 public function __construct(&$db)
 {
     parent::__construct('#__community_config', 'name', $db);
     // Get cache object.
     $oCache = CCache::inject($this);
     // Remove all cache on configuration change.
     $oCache->addMethod(CCache::METHOD_STORE, CCache::ACTION_REMOVE, COMMUNITY_CACHE_TAG_ALL);
 }

 /**
  *	Delete cahche on request.
  **/
 function deleteCache($method)
 {
     if ($oCache = CCache::load($this)) {
         if ($aSetting = $oCache->getMethod($method)) {
             $oCache->remove($aSetting['tag']);
         }
     }
 }

 /**
  * Constructor
  */
 function CTableVideosCategory(&$db)
 {
     parent::__construct('#__community_videos_category', 'id', $db);
     // Get cache object.
     $oCache = CCache::inject($this);
     // Remove video cache on every delete & store
     $oCache->addMethod(CCache::METHOD_DEL, CCache::ACTION_REMOVE, array(COMMUNITY_CACHE_TAG_VIDEOS_CAT));
     $oCache->addMethod(CCache::METHOD_STORE, CCache::ACTION_REMOVE, array(COMMUNITY_CACHE_TAG_VIDEOS_CAT));
 }

 protected function render($view, $controller = "site", $arrResult = [], $template = null)
 {
     if ($template == null) {
         $template = CApp::settings('APPLICATION')->templates['default'];
     }
     $cache = new CCache(604800);
     $flagCache = false;
     if (!$cache->cacheExists(CApp::getHashCurPage()) && CApp::settings("APPLICATION")->settings['cache_on']) {
         $flagCache = true;
         $cache->startCache();
     }
     include $_SERVER["DOCUMENT_ROOT"] . "/engine/templates/" . $template . "/header.php";
     include $_SERVER["DOCUMENT_ROOT"] . "/engine/templates/" . $template . "/views/" . strtolower($controller) . "/" . $view . ".php";
     include $_SERVER["DOCUMENT_ROOT"] . "/engine/templates/" . $template . "/footer.php";
     if ($flagCache) {
         $cache->writeCache(filterGetValue(CApp::getHashCurPage()));
     }
 }

 /**
  * Constructor
  */
 public function __construct(&$db)
 {
     parent::__construct('#__community_events', 'id', $db);
     // Get cache object.
     $oCache = CCache::inject($this);
     // Remove video cache on every delete & store
     $oCache->addMethod(CCache::METHOD_DEL, CCache::ACTION_REMOVE, array(COMMUNITY_CACHE_TAG_EVENTS, COMMUNITY_CACHE_TAG_EVENTS_CAT));
     $oCache->addMethod(CCache::METHOD_STORE, CCache::ACTION_REMOVE, array(COMMUNITY_CACHE_TAG_EVENTS, COMMUNITY_CACHE_TAG_EVENTS_CAT));
 }

 /**
  * Constructor
  */
 public function __construct(&$db)
 {
     parent::__construct('#__community_groups_category', 'id', $db);
     // Get cache object.
     $oCache = CCache::inject($this);
     // Remove groups category cache on every delete & store
     $oCache->addMethod(CCache::METHOD_DEL, CCache::ACTION_REMOVE, array(COMMUNITY_CACHE_TAG_GROUPS_CAT));
     $oCache->addMethod(CCache::METHOD_STORE, CCache::ACTION_REMOVE, array(COMMUNITY_CACHE_TAG_GROUPS_CAT));
 }

 /**
  * Constructor
  */
 function __construct(&$db)
 {
     parent::__construct('#__community_photos_albums', 'id', $db);
     // Get cache object.
     $oCache = CCache::inject($this);
     // Remove photo cache on album delete.
     $oCache->addMethod(CCache::METHOD_DEL, CCache::ACTION_REMOVE, array(COMMUNITY_CACHE_TAG_PHOTOS));
     $oCache->addMethod(CCache::METHOD_STORE, CCache::ACTION_REMOVE, array(COMMUNITY_CACHE_TAG_ALBUMS));
 }

  public function loadConfig($xmlFile)
  {
    $xmlFile  = $this->m_path + $xmlFile;

    /* init cache object for config file */
    $cCache = new CCache($this->m_cConf, $xmlFile); 

    /* if I can use the cache, I use it or I cache it! */
    if ($cCache->useCache == true) {
      $this->m_config = $cCache->getCache();
    }
    /**
     * Cache config */
    else {
      parent::loadConfig($xmlFile); 
      $cCache->setCache($this->m_config);
    }
  }

 /**
  * Initializes this application component.
  * This method is required by the {@link IApplicationComponent} interface.
  * It checks the availability of eAccelerator.
  * @throws CException if eAccelerator extension is not loaded, is disabled or the cache functions are not compiled in.
  */
 public function init()
 {
     parent::init();
     if (!function_exists('eaccelerator_get')) {
         throw new CException(Yii::t('yii', 'CEAcceleratorCache requires PHP eAccelerator extension to be loaded, enabled or compiled with the "--with-eaccelerator-shared-memory" option.'));
     }
 }

 /**
  * Initializes this application component.
  * This method is required by the {@link IApplicationComponent} interface.
  * It checks the availability of memcache.
  * @throws CException if memcache extension is not loaded or is disabled.
  */
 public function init()
 {
     parent::init();
     if (!function_exists('xcache_isset')) {
         throw new CException(Yii::t('yii', 'CXCache requires PHP XCache extension to be loaded.'));
     }
 }