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 namespace Distilleries\Expendable\States; |
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6 | trait ExportStateTrait { |
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7 | |||
8 | protected $export_form = 'Distilleries\Expendable\Forms\Export\ExportForm'; |
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9 | // ------------------------------------------------------------------------------------------------ |
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10 | // ------------------------------------------------------------------------------------------------ |
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11 | // ------------------------------------------------------------------------------------------------ |
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12 | |||
13 | 4 | View Code Duplication | public function getExport() |
14 | { |
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15 | 4 | $form = FormBuilder::create($this->export_form, [ |
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16 | 4 | 'model' => $this->model |
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17 | 3 | ]); |
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18 | |||
19 | 4 | $form_content = view('expendable::admin.form.components.formgenerator.export', [ |
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20 | 1 | 'form' => $form |
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21 | 3 | ]); |
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22 | 4 | $content = view('expendable::admin.form.state.form', [ |
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23 | |||
24 | 4 | ]); |
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25 | |||
26 | 4 | $this->layoutManager->add([ |
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27 | 4 | 'form'=>$form_content, |
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28 | 4 | 'content'=>$content, |
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29 | 3 | ]); |
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30 | |||
31 | 4 | return $this->layoutManager->render(); |
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32 | } |
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33 | |||
34 | // ------------------------------------------------------------------------------------------------ |
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35 | |||
36 | 12 | public function postExport(Request $request) |
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70 | } |
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: