includes/objectcache/WinCacheBagOStuff.php

   1 <?php
   2
   3 /**
   4  * Wrapper for WinCache object caching functions; identical interface
   5  * to the APC wrapper
   6  *
   7  * @ingroup Cache
   8  */
   9 class WinCacheBagOStuff extends BagOStuff {
  10
  11         /**
  12          * Get a value from the WinCache object cache
  13          *
  14          * @param $key String: cache key
  15          * @return mixed
  16          */
  17         public function get( $key ) {
  18                 $val = wincache_ucache_get( $key );
  19
  20                 if ( is_string( $val ) ) {
  21                         $val = unserialize( $val );
  22                 }
  23
  24                 return $val;
  25         }
  26
  27         /**
  28          * Store a value in the WinCache object cache
  29          *
  30          * @param $key String: cache key
  31          * @param $value Mixed: object to store
  32          * @param $expire Int: expiration time
  33          * @return bool
  34          */
  35         public function set( $key, $value, $expire = 0 ) {
  36                 $result = wincache_ucache_set( $key, serialize( $value ), $expire );
  37
  38                 /* wincache_ucache_set returns an empty array on success if $value
  39                    was an array, bool otherwise */
  40                 return ( is_array( $result ) && $result === array() ) || $result;
  41         }
  42
  43         /**
  44          * Remove a value from the WinCache object cache
  45          *
  46          * @param $key String: cache key
  47          * @param $time Int: not used in this implementation
  48          * @return bool
  49          */
  50         public function delete( $key, $time = 0 ) {
  51                 wincache_ucache_delete( $key );
  52
  53                 return true;
  54         }
  55
  56         public function keys() {
  57                 $info = wincache_ucache_info();
  58                 $list = $info['ucache_entries'];
  59                 $keys = array();
  60
  61                 if ( is_null( $list ) ) {
  62                         return array();
  63                 }
  64
  65                 foreach ( $list as $entry ) {
  66                         $keys[] = $entry['key_name'];
  67                 }
  68
  69                 return $keys;
  70         }
  71 }