1 | <?php |
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10 | abstract class AbstractWidget extends BaseAbstractWidget |
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11 | { |
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12 | /** |
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13 | * Constructor |
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14 | * Store the configuration & initialise the widget |
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15 | * |
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16 | * @param array $config |
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17 | */ |
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18 | public function __construct($config = []) |
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25 | |||
26 | /** |
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27 | * Custom initilisation for the widget |
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28 | * |
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29 | * @return boolean |
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30 | */ |
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31 | protected function init() |
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35 | |||
36 | /** |
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37 | * Retrieve the configuration value from the widget, based |
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38 | * on the supplied key |
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39 | * |
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40 | * @param string $key |
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41 | * @param mixed $default |
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42 | * @return mixed |
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43 | */ |
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44 | public function cfg($key, $default = null) |
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54 | |||
55 | /** |
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56 | * Add a configuration into the widget |
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57 | * |
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58 | * @param string $key |
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59 | * @param mixed $value |
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60 | * @return nil |
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61 | */ |
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62 | public function addCfg($key, $value) |
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70 | |||
71 | /** |
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72 | * Determine if the public property exists, and is public |
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73 | * |
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74 | * @param string $propertyName |
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75 | * @return boolean |
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76 | */ |
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77 | private function isConfigProperty($propertyName) |
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88 | } |
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89 |
PHP Analyzer performs a side-effects analysis of your code. A side-effect is basically anything that might be visible after the scope of the method is left.
Let’s take a look at an example:
If we look at the
getEmail()
method, we can see that it has no side-effect. Whether you call this method or not, no future calls to other methods are affected by this. As such code as the following is useless:On the hand, if we look at the
setEmail()
, this method _has_ side-effects. In the following case, we could not remove the method call: