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1 | <?php |
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2 | /** |
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3 | * Pimf |
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4 | * |
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5 | * @copyright Copyright (c) Gjero Krsteski (http://krsteski.de) |
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6 | * @license http://opensource.org/licenses/MIT MIT License |
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7 | */ |
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8 | |||
9 | namespace Pimf; |
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10 | |||
11 | use Pimf\Util\Character as Str, Pimf\Cache\Storages as CS; |
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12 | |||
13 | /** |
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14 | * Cache usage |
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15 | * |
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16 | * <code> |
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17 | * // Get the default cache storage instance |
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18 | * $storage = Cache::storage(); |
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19 | * |
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20 | * // Get a specific cache storage instance by name |
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21 | * $storage = Cache::storage('memcached'); |
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22 | * |
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23 | * // Call the "get" method on the default cache storage |
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24 | * $name = Cache::get('name'); |
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25 | * |
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26 | * // Call the "put" method on the default cache storage |
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27 | * Cache::put('name', 'Robin', 15); |
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28 | * </code> |
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29 | * |
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30 | * @package Pimf |
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31 | * @author Gjero Krsteski <[email protected]> |
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32 | */ |
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33 | class Cache |
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34 | { |
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35 | /** |
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36 | * All of the active cache storages. |
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37 | * |
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38 | * @var \Pimf\Cache\Storages\Storage[] |
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39 | */ |
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40 | public static $storages = array(); |
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41 | |||
42 | /** |
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43 | * Get a cache storage instance. |
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44 | * |
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45 | * @param string $storage |
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46 | * |
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47 | * @return CS\Apc|CS\Dba|CS\File|CS\Memcached|CS\Memory|CS\Pdo|CS\Redis|CS\WinCache |
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48 | */ |
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49 | public static function storage($storage = 'memory') |
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50 | { |
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51 | if (!isset(static::$storages[$storage])) { |
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52 | static::$storages[$storage] = static::factory($storage); |
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53 | } |
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54 | |||
55 | return static::$storages[$storage]; |
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56 | } |
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57 | |||
58 | /** |
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59 | * Create a new cache storage instance. |
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60 | * |
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61 | * @param string $storage |
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62 | * |
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63 | * @return CS\Apc|CS\Dba|CS\File|CS\Memcached|CS\Memory|CS\Pdo|CS\Redis|CS\WinCache |
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64 | * @throws \RuntimeException |
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65 | */ |
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66 | protected static function factory($storage) |
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67 | { |
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68 | $cache = Config::get('cache'); |
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69 | |||
70 | switch ($storage) { |
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71 | case 'apc': |
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72 | return new CS\Apc($cache['key']); |
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73 | |||
74 | case 'file': |
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75 | return new CS\File($cache['storage_path']); |
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76 | |||
77 | case 'pdo': |
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78 | return new CS\Pdo(Pdo\Factory::get($cache['database']), $cache['key']); |
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79 | |||
80 | case 'memcached': |
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81 | return new CS\Memcached(Memcached::connection(), $cache['key']); |
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82 | |||
83 | case 'memory': |
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84 | return new CS\Memory(); |
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85 | |||
86 | case 'redis': |
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87 | return new CS\Redis(Redis::database()); |
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88 | |||
89 | case 'wincache': |
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90 | return new CS\WinCache($cache['key']); |
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91 | |||
92 | case 'dba': |
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93 | return new CS\Dba(Str::ensureTrailing('/', $cache['storage_path']) . $cache['key']); |
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94 | |||
95 | default: |
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96 | throw new \RuntimeException("Cache storage {$storage} is not supported."); |
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97 | } |
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98 | } |
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99 | |||
100 | /** |
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101 | * Magic Method for calling the methods on the default cache storage. |
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102 | * |
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103 | * @param $method |
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104 | * @param $parameters |
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105 | * |
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106 | * @return mixed |
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107 | */ |
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108 | public static function __callStatic($method, $parameters) |
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109 | { |
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110 | return call_user_func_array( |
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111 | array(static::storage(Config::get('cache.storage')), $method), $parameters |
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112 | ); |
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113 | } |
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114 | } |
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115 |
Unless you are absolutely sure that the expression can never be null because of other conditions, we strongly recommend to add an additional type check to your code: