Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
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10 | class FormFeedbackAdd extends Model |
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11 | { |
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12 | public $name; |
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13 | public $email; |
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14 | public $captcha; |
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15 | public $message; |
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16 | |||
17 | private $_hash; |
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18 | |||
19 | private $_useCaptcha = true; |
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20 | |||
21 | public function __construct($captcha = true) |
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26 | |||
27 | |||
28 | /** |
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29 | * Set user data if he is logged in |
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30 | */ |
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31 | public function before() |
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39 | |||
40 | /** |
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41 | * Labels to display form |
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42 | */ |
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43 | View Code Duplication | public function labels() |
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52 | |||
53 | /** |
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54 | * Rules to validate send form |
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55 | */ |
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56 | public function rules() |
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70 | |||
71 | public function make() |
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95 | |||
96 | /** |
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97 | * Send email notification after feedback request creation |
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98 | * @param $record |
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99 | * @throws \Ffcms\Core\Exception\SyntaxException |
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100 | */ |
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101 | private function sendEmail($record) |
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119 | |||
120 | /** |
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121 | * @return string|null |
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122 | */ |
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123 | public function getHash() |
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127 | } |
If you access a property on an interface, you most likely code against a concrete implementation of the interface.
Available Fixes
Adding an additional type check:
Changing the type hint: