sPath . $sKey)) return null; if ($iTTL > 0 && $this->_removeFileIfTtlExpired ($this->sPath . $sKey, $iTTL)) return null; return file_get_contents($this->sPath . $sKey); } /** * Get full path to cache file */ function getDataFilePath($sKey, $iTTL = false) { if (!file_exists($this->sPath . $sKey)) return null; if ($iTTL > 0 && $this->_removeFileIfTtlExpired ($this->sPath . $sKey, $iTTL)) return null; return $this->sPath . $sKey; } /** * Save all data in cache file. * * @param string $sKey - file name * @param mixed $mixedData - the data to be cached in the file * @param int $iTTL - time to live * @return boolean result of operation. */ function setData($sKey, $mixedData, $iTTL = false) { if(file_exists($this->sPath . $sKey) && !is_writable($this->sPath . $sKey)) return false; if(!($rHandler = fopen($this->sPath . $sKey, 'w'))) return false; fwrite($rHandler, $mixedData); fclose($rHandler); @chmod($this->sPath . $sKey, 0666); if (function_exists('opcache_invalidate')) opcache_invalidate($this->sPath . $sKey); return true; } } /** @} */