@@ 21-166 (lines=146) @@ | ||
18 | * |
|
19 | * @since 1.0 |
|
20 | */ |
|
21 | class Apc extends AbstractCacheItemPool |
|
22 | { |
|
23 | /** |
|
24 | * This will wipe out the entire cache's keys |
|
25 | * |
|
26 | * @return boolean True if the pool was successfully cleared. False if there was an error. |
|
27 | * |
|
28 | * @since 1.0 |
|
29 | */ |
|
30 | public function clear() |
|
31 | { |
|
32 | return apc_clear_cache('user'); |
|
33 | } |
|
34 | ||
35 | /** |
|
36 | * Returns a Cache Item representing the specified key. |
|
37 | * |
|
38 | * @param string $key The key for which to return the corresponding Cache Item. |
|
39 | * |
|
40 | * @return CacheItemInterface The corresponding Cache Item. |
|
41 | * |
|
42 | * @since __DEPLOY_VERSION__ |
|
43 | */ |
|
44 | public function getItem($key) |
|
45 | { |
|
46 | $success = false; |
|
47 | $value = apc_fetch($key, $success); |
|
48 | $item = new Item($key); |
|
49 | ||
50 | if ($success) |
|
51 | { |
|
52 | $item->set($value); |
|
53 | } |
|
54 | ||
55 | return $item; |
|
56 | } |
|
57 | ||
58 | /** |
|
59 | * Returns a traversable set of cache items. |
|
60 | * |
|
61 | * @param string[] $keys An indexed array of keys of items to retrieve. |
|
62 | * |
|
63 | * @return array A traversable collection of Cache Items keyed by the cache keys of each item. |
|
64 | * A Cache item will be returned for each key, even if that key is not found. |
|
65 | * |
|
66 | * @since __DEPLOY_VERSION__ |
|
67 | */ |
|
68 | public function getItems(array $keys = []) |
|
69 | { |
|
70 | $items = []; |
|
71 | $success = false; |
|
72 | $values = apc_fetch($keys, $success); |
|
73 | ||
74 | if ($success && is_array($values)) |
|
75 | { |
|
76 | foreach ($keys as $key) |
|
77 | { |
|
78 | $items[$key] = new Item($key); |
|
79 | ||
80 | if (isset($values[$key])) |
|
81 | { |
|
82 | $items[$key]->set($values[$key]); |
|
83 | } |
|
84 | } |
|
85 | } |
|
86 | ||
87 | return $items; |
|
88 | } |
|
89 | ||
90 | /** |
|
91 | * Removes the item from the pool. |
|
92 | * |
|
93 | * @param string $key The key to delete. |
|
94 | * |
|
95 | * @return boolean True if the item was successfully removed. False if there was an error. |
|
96 | * |
|
97 | * @since __DEPLOY_VERSION__ |
|
98 | */ |
|
99 | public function deleteItem($key) |
|
100 | { |
|
101 | if ($this->hasItem($key)) |
|
102 | { |
|
103 | return apc_delete($key); |
|
104 | } |
|
105 | ||
106 | // If the item doesn't exist, no error |
|
107 | return true; |
|
108 | } |
|
109 | ||
110 | /** |
|
111 | * Persists a cache item immediately. |
|
112 | * |
|
113 | * @param CacheItemInterface $item The cache item to save. |
|
114 | * |
|
115 | * @return boolean True if the item was successfully persisted. False if there was an error. |
|
116 | * |
|
117 | * @since __DEPLOY_VERSION__ |
|
118 | */ |
|
119 | public function save(CacheItemInterface $item) |
|
120 | { |
|
121 | // If we are able to find out when the item expires - find out. Else bail. |
|
122 | if ($item instanceof HasExpirationDateInterface) |
|
123 | { |
|
124 | $ttl = $this->convertItemExpiryToSeconds($item); |
|
125 | } |
|
126 | else |
|
127 | { |
|
128 | $ttl = 0; |
|
129 | } |
|
130 | ||
131 | return apc_store($item->getKey(), $item->get(), $ttl); |
|
132 | } |
|
133 | ||
134 | /** |
|
135 | * Confirms if the cache contains specified cache item. |
|
136 | * |
|
137 | * @param string $key The key for which to check existence. |
|
138 | * |
|
139 | * @return boolean True if item exists in the cache, false otherwise. |
|
140 | * |
|
141 | * @since 1.0 |
|
142 | */ |
|
143 | public function hasItem($key) |
|
144 | { |
|
145 | return apc_exists($key); |
|
146 | } |
|
147 | ||
148 | /** |
|
149 | * Test to see if the CacheItemPoolInterface is available |
|
150 | * |
|
151 | * @return boolean True on success, false otherwise |
|
152 | * |
|
153 | * @since __DEPLOY_VERSION__ |
|
154 | */ |
|
155 | public static function isSupported() |
|
156 | { |
|
157 | $supported = extension_loaded('apc') && ini_get('apc.enabled'); |
|
158 | ||
159 | // If on the CLI interface, the `apc.enable_cli` option must also be enabled |
|
160 | if ($supported && php_sapi_name() === 'cli') |
|
161 | { |
|
162 | $supported = ini_get('apc.enable_cli'); |
|
163 | } |
|
164 | ||
165 | return (bool) $supported; |
|
166 | } |
|
167 | } |
|
168 |
@@ 21-166 (lines=146) @@ | ||
18 | * |
|
19 | * @since __DEPLOY_VERSION__ |
|
20 | */ |
|
21 | class Apcu extends AbstractCacheItemPool |
|
22 | { |
|
23 | /** |
|
24 | * This will wipe out the entire cache's keys |
|
25 | * |
|
26 | * @return boolean True if the pool was successfully cleared. False if there was an error. |
|
27 | * |
|
28 | * @since __DEPLOY_VERSION__ |
|
29 | */ |
|
30 | public function clear() |
|
31 | { |
|
32 | return apcu_clear_cache(); |
|
33 | } |
|
34 | ||
35 | /** |
|
36 | * Returns a Cache Item representing the specified key. |
|
37 | * |
|
38 | * @param string $key The key for which to return the corresponding Cache Item. |
|
39 | * |
|
40 | * @return CacheItemInterface The corresponding Cache Item. |
|
41 | * |
|
42 | * @since __DEPLOY_VERSION__ |
|
43 | */ |
|
44 | public function getItem($key) |
|
45 | { |
|
46 | $success = false; |
|
47 | $value = apcu_fetch($key, $success); |
|
48 | $item = new Item($key); |
|
49 | ||
50 | if ($success) |
|
51 | { |
|
52 | $item->set($value); |
|
53 | } |
|
54 | ||
55 | return $item; |
|
56 | } |
|
57 | ||
58 | /** |
|
59 | * Returns a traversable set of cache items. |
|
60 | * |
|
61 | * @param string[] $keys An indexed array of keys of items to retrieve. |
|
62 | * |
|
63 | * @return array A traversable collection of Cache Items keyed by the cache keys of each item. |
|
64 | * A Cache item will be returned for each key, even if that key is not found. |
|
65 | * |
|
66 | * @since __DEPLOY_VERSION__ |
|
67 | */ |
|
68 | public function getItems(array $keys = []) |
|
69 | { |
|
70 | $items = []; |
|
71 | $success = false; |
|
72 | $values = apcu_fetch($keys, $success); |
|
73 | ||
74 | if ($success && is_array($values)) |
|
75 | { |
|
76 | foreach ($keys as $key) |
|
77 | { |
|
78 | $items[$key] = new Item($key); |
|
79 | ||
80 | if (isset($values[$key])) |
|
81 | { |
|
82 | $items[$key]->set($values[$key]); |
|
83 | } |
|
84 | } |
|
85 | } |
|
86 | ||
87 | return $items; |
|
88 | } |
|
89 | ||
90 | /** |
|
91 | * Removes the item from the pool. |
|
92 | * |
|
93 | * @param string $key The key to delete. |
|
94 | * |
|
95 | * @return boolean True if the item was successfully removed. False if there was an error. |
|
96 | * |
|
97 | * @since __DEPLOY_VERSION__ |
|
98 | */ |
|
99 | public function deleteItem($key) |
|
100 | { |
|
101 | if ($this->hasItem($key)) |
|
102 | { |
|
103 | return apcu_delete($key); |
|
104 | } |
|
105 | ||
106 | // If the item doesn't exist, no error |
|
107 | return true; |
|
108 | } |
|
109 | ||
110 | /** |
|
111 | * Persists a cache item immediately. |
|
112 | * |
|
113 | * @param CacheItemInterface $item The cache item to save. |
|
114 | * |
|
115 | * @return boolean True if the item was successfully persisted. False if there was an error. |
|
116 | * |
|
117 | * @since __DEPLOY_VERSION__ |
|
118 | */ |
|
119 | public function save(CacheItemInterface $item) |
|
120 | { |
|
121 | // If we are able to find out when the item expires - find out. Else bail. |
|
122 | if ($item instanceof HasExpirationDateInterface) |
|
123 | { |
|
124 | $ttl = $this->convertItemExpiryToSeconds($item); |
|
125 | } |
|
126 | else |
|
127 | { |
|
128 | $ttl = 0; |
|
129 | } |
|
130 | ||
131 | return apcu_store($item->getKey(), $item->get(), $ttl); |
|
132 | } |
|
133 | ||
134 | /** |
|
135 | * Confirms if the cache contains specified cache item. |
|
136 | * |
|
137 | * @param string $key The key for which to check existence. |
|
138 | * |
|
139 | * @return boolean True if item exists in the cache, false otherwise. |
|
140 | * |
|
141 | * @since __DEPLOY_VERSION__ |
|
142 | */ |
|
143 | public function hasItem($key) |
|
144 | { |
|
145 | return apcu_exists($key); |
|
146 | } |
|
147 | ||
148 | /** |
|
149 | * Test to see if the CacheItemPoolInterface is available |
|
150 | * |
|
151 | * @return boolean True on success, false otherwise |
|
152 | * |
|
153 | * @since __DEPLOY_VERSION__ |
|
154 | */ |
|
155 | public static function isSupported() |
|
156 | { |
|
157 | $supported = extension_loaded('apcu') && ini_get('apc.enabled'); |
|
158 | ||
159 | // If on the CLI interface, the `apc.enable_cli` option must also be enabled |
|
160 | if ($supported && php_sapi_name() === 'cli') |
|
161 | { |
|
162 | $supported = ini_get('apc.enable_cli'); |
|
163 | } |
|
164 | ||
165 | return (bool) $supported; |
|
166 | } |
|
167 | } |
|
168 |