| 1 | <?php |
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| 11 | class ThemeSettingsStorage extends Component implements SettingsStorageInterface |
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| 12 | { |
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| 13 | /** |
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| 14 | * @return SettingsStorage |
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| 15 | */ |
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| 16 | protected function getStorage() |
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| 20 | |||
| 21 | /** |
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| 22 | * @var string |
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| 23 | */ |
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| 24 | public $cacheKey; |
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| 25 | |||
| 26 | public function init() |
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| 27 | { |
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| 28 | if ($this->cacheKey === null && !Yii::$app->user->getIsGuest()) { |
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| 29 | $this->cacheKey = ['themeSettingsStorage', Yii::$app->user->id]; |
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| 30 | } |
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| 31 | } |
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| 32 | |||
| 33 | /** |
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| 34 | * @return Cache |
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| 35 | */ |
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| 36 | protected function getCache() |
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| 40 | |||
| 41 | /** |
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| 42 | * @inheritdoc |
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| 43 | */ |
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| 44 | public function set(Model $model) |
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| 55 | |||
| 56 | /** |
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| 57 | * @return mixed |
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| 58 | */ |
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| 59 | public function get() |
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| 74 | |||
| 75 | private function getFromCache() |
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| 83 | |||
| 84 | private function setToCache($data) |
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| 92 | } |
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| 93 |
Let’s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let’s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: