1: <?php namespace Laravel\Cache\Drivers;
 2: 
 3: class APC extends Driver {
 4: 
 5:     /**
 6:      * The cache key from the cache configuration file.
 7:      *
 8:      * @var string
 9:      */
10:     protected $key;
11: 
12:     /**
13:      * Create a new APC cache driver instance.
14:      *
15:      * @param  string  $key
16:      * @return void
17:      */
18:     public function __construct($key)
19:     {
20:         $this->key = $key;
21:     }
22: 
23:     /**
24:      * Determine if an item exists in the cache.
25:      *
26:      * @param  string  $key
27:      * @return bool
28:      */
29:     public function has($key)
30:     {
31:         return ( ! is_null($this->get($key)));
32:     }
33: 
34:     /**
35:      * Retrieve an item from the cache driver.
36:      *
37:      * @param  string  $key
38:      * @return mixed
39:      */
40:     protected function retrieve($key)
41:     {
42:         if (($cache = apc_fetch($this->key.$key)) !== false)
43:         {
44:             return $cache;
45:         }
46:     }
47: 
48:     /**
49:      * Write an item to the cache for a given number of minutes.
50:      *
51:      * <code>
52:      *      // Put an item in the cache for 15 minutes
53:      *      Cache::put('name', 'Taylor', 15);
54:      * </code>
55:      *
56:      * @param  string  $key
57:      * @param  mixed   $value
58:      * @param  int     $minutes
59:      * @return void
60:      */
61:     public function put($key, $value, $minutes)
62:     {
63:         apc_store($this->key.$key, $value, $minutes * 60);
64:     }
65: 
66:     /**
67:      * Write an item to the cache that lasts forever.
68:      *
69:      * @param  string  $key
70:      * @param  mixed   $value
71:      * @return void
72:      */
73:     public function forever($key, $value)
74:     {
75:         return $this->put($key, $value, 0);
76:     }
77: 
78:     /**
79:      * Delete an item from the cache.
80:      *
81:      * @param  string  $key
82:      * @return void
83:      */
84:     public function forget($key)
85:     {
86:         apc_delete($this->key.$key);
87:     }
88: 
89: }