1 | <?php |
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15 | trait ThumbnailTrait |
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16 | { |
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17 | /** |
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18 | * @var array|null|ActiveRecord|Mediafile |
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19 | */ |
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20 | protected $thumbnailModel; |
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21 | |||
22 | /** |
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23 | * Get album thumb image. |
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24 | * |
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25 | * @param array $options |
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26 | * |
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27 | * @return mixed |
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28 | */ |
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29 | public function getDefaultThumbImage(array $options = []) |
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43 | |||
44 | /** |
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45 | * Get default url to thumbnail file. |
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46 | * |
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47 | * @return null|string |
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48 | */ |
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49 | public function getDefaultThumbUrl() |
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57 | |||
58 | /** |
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59 | * Get model's thumbnail. |
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60 | * |
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61 | * @return array|null|\yii\db\ActiveRecord|Mediafile |
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62 | */ |
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63 | public function getThumbnailModel() |
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75 | } |
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: