diff options
Diffstat (limited to 'system/libraries/Cache/drivers/Cache_file.php')
| -rw-r--r-- | system/libraries/Cache/drivers/Cache_file.php | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php index dd27aa90e..5170de821 100644 --- a/system/libraries/Cache/drivers/Cache_file.php +++ b/system/libraries/Cache/drivers/Cache_file.php @@ -36,14 +36,24 @@ */ class CI_Cache_file extends CI_Driver { + /** + * Directory in which to save cache files + * + * @var string + */ protected $_cache_path; + /** + * Initialize file-based cache + * + * @return void + */ public function __construct() { $CI =& get_instance(); $CI->load->helper('file'); $path = $CI->config->item('cache_path'); - $this->_cache_path = ($path == '') ? APPPATH.'cache/' : $path; + $this->_cache_path = ($path === '') ? APPPATH.'cache/' : $path; } // ------------------------------------------------------------------------ @@ -61,7 +71,7 @@ class CI_Cache_file extends CI_Driver { return FALSE; } - $data = unserialize(read_file($this->_cache_path.$id)); + $data = unserialize(file_get_contents($this->_cache_path.$id)); if (time() > $data['time'] + $data['ttl']) { @@ -86,10 +96,10 @@ class CI_Cache_file extends CI_Driver { public function save($id, $data, $ttl = 60) { $contents = array( - 'time' => time(), - 'ttl' => $ttl, - 'data' => $data - ); + 'time' => time(), + 'ttl' => $ttl, + 'data' => $data + ); if (write_file($this->_cache_path.$id, serialize($contents))) { @@ -155,7 +165,7 @@ class CI_Cache_file extends CI_Driver { return FALSE; } - $data = unserialize(read_file($this->_cache_path.$id)); + $data = unserialize(file_get_contents($this->_cache_path.$id)); if (is_array($data)) { |