| @@ 21-166 (lines=146) @@ | ||
| 18 | * |
|
| 19 | * @since 1.0 |
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| 20 | */ |
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| 21 | class Apc extends AbstractCacheItemPool |
|
| 22 | { |
|
| 23 | /** |
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| 24 | * This will wipe out the entire cache's keys |
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| 25 | * |
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| 26 | * @return boolean True if the pool was successfully cleared. False if there was an error. |
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| 27 | * |
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| 28 | * @since 1.0 |
|
| 29 | */ |
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| 30 | public function clear() |
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| 31 | { |
|
| 32 | return apc_clear_cache('user'); |
|
| 33 | } |
|
| 34 | ||
| 35 | /** |
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| 36 | * Returns a Cache Item representing the specified key. |
|
| 37 | * |
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| 38 | * @param string $key The key for which to return the corresponding Cache Item. |
|
| 39 | * |
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| 40 | * @return CacheItemInterface The corresponding Cache Item. |
|
| 41 | * |
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| 42 | * @since __DEPLOY_VERSION__ |
|
| 43 | */ |
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| 44 | public function getItem($key) |
|
| 45 | { |
|
| 46 | $success = false; |
|
| 47 | $value = apc_fetch($key, $success); |
|
| 48 | $item = new Item($key); |
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| 49 | ||
| 50 | if ($success) |
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| 51 | { |
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| 52 | $item->set($value); |
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| 53 | } |
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| 54 | ||
| 55 | return $item; |
|
| 56 | } |
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| 57 | ||
| 58 | /** |
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| 59 | * Returns a traversable set of cache items. |
|
| 60 | * |
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| 61 | * @param string[] $keys An indexed array of keys of items to retrieve. |
|
| 62 | * |
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| 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 | * |
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| 66 | * @since __DEPLOY_VERSION__ |
|
| 67 | */ |
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| 68 | public function getItems(array $keys = []) |
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| 69 | { |
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| 70 | $items = []; |
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| 71 | $success = false; |
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| 72 | $values = apc_fetch($keys, $success); |
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| 73 | ||
| 74 | if ($success && is_array($values)) |
|
| 75 | { |
|
| 76 | foreach ($keys as $key) |
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| 77 | { |
|
| 78 | $items[$key] = new Item($key); |
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| 79 | ||
| 80 | if (isset($values[$key])) |
|
| 81 | { |
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| 82 | $items[$key]->set($values[$key]); |
|
| 83 | } |
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| 84 | } |
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| 85 | } |
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| 86 | ||
| 87 | return $items; |
|
| 88 | } |
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| 89 | ||
| 90 | /** |
|
| 91 | * Removes the item from the pool. |
|
| 92 | * |
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| 93 | * @param string $key The key to delete. |
|
| 94 | * |
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| 95 | * @return boolean True if the item was successfully removed. False if there was an error. |
|
| 96 | * |
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| 97 | * @since __DEPLOY_VERSION__ |
|
| 98 | */ |
|
| 99 | public function deleteItem($key) |
|
| 100 | { |
|
| 101 | if ($this->hasItem($key)) |
|
| 102 | { |
|
| 103 | return apc_delete($key); |
|
| 104 | } |
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| 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 | * |
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| 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 $item) |
|
| 120 | { |
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| 121 | // If we are able to find out when the item expires - find out. Else bail. |
|
| 122 | if ($item instanceof HasExpirationDateInterface) |
|
| 123 | { |
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| 124 | $ttl = $this->convertItemExpiryToSeconds($item); |
|
| 125 | } |
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| 126 | else |
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| 127 | { |
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| 128 | $ttl = 0; |
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| 129 | } |
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| 130 | ||
| 131 | return apc_store($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 | { |
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| 162 | $supported = ini_get('apc.enable_cli'); |
|
| 163 | } |
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| 164 | ||
| 165 | return (bool) $supported; |
|
| 166 | } |
|
| 167 | } |
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| 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 | ||