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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| 13 | class ThemesController extends Controller |
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| 14 | { |
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| 15 | private $pagination = 50; |
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| 16 | |||
| 17 | /** |
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| 18 | * Display a listing of the resource. |
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| 19 | * |
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| 20 | * @param \Illuminate\Http\Request $request |
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| 21 | * |
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| 22 | * @return \Illuminate\Http\Response |
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| 23 | */ |
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| 24 | public function index(Request $request) |
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| 28 | |||
| 29 | /** |
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| 30 | * Show the form for creating a new resource. |
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| 31 | * |
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| 32 | * @return \Illuminate\Http\Response |
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| 33 | */ |
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| 34 | public function create() |
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| 38 | |||
| 39 | /** |
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| 40 | * Store a newly created resource in storage. |
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| 41 | * |
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| 42 | * @param ThemeFormRequest $request |
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| 43 | * |
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| 44 | * @return \Illuminate\Http\RedirectResponse |
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| 45 | */ |
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| 46 | View Code Duplication | public function store(ThemeFormRequest $request) |
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| 66 | |||
| 67 | /** |
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| 68 | * Show the form for editing the specified resource. |
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| 69 | * |
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| 70 | * @param \App\Models\Theme $theme |
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| 71 | * |
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| 72 | * @return void |
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| 73 | */ |
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| 74 | public function edit(Theme $theme) |
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| 78 | |||
| 79 | /** |
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| 80 | * Update the specified resource in storage. |
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| 81 | * |
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| 82 | * @param \App\Http\Requests\ThemeFormRequest $request |
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| 83 | * @param \App\Models\Theme $theme |
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| 84 | * |
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| 85 | * @return \Illuminate\Http\RedirectResponse |
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| 86 | */ |
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| 87 | View Code Duplication | public function update(ThemeFormRequest $request, Theme $theme) |
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| 105 | |||
| 106 | /** |
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| 107 | * Remove the specified resource from storage. |
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| 108 | * |
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| 109 | * @param \Illuminate\Http\Request $request |
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| 110 | * @param \App\Models\Theme $theme |
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| 111 | * |
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| 112 | * @return array |
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| 113 | * @throws \Exception |
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| 114 | */ |
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| 115 | public function destroy(Request $request, Theme $theme) |
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| 143 | |||
| 144 | View Code Duplication | public function resource(Request $request) |
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| 154 | } |
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| 155 |
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.