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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| 15 | class UtilitiesController extends Controller |
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| 16 | { |
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| 17 | /** |
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| 18 | * @var \Illuminate\Contracts\Console\Kernel |
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| 19 | */ |
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| 20 | protected $command; |
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| 21 | |||
| 22 | /** |
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| 23 | * @var \Collective\Html\HtmlBuilder |
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| 24 | */ |
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| 25 | protected $html; |
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| 26 | |||
| 27 | /** |
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| 28 | * @var \Illuminate\Contracts\Logging\Log |
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| 29 | */ |
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| 30 | protected $log; |
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| 31 | |||
| 32 | /** |
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| 33 | * Controller specific permission ability map. |
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| 34 | * |
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| 35 | * @var array |
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| 36 | */ |
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| 37 | protected $customPermissionMap = [ |
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| 38 | 'backup' => 'view', |
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| 39 | 'config' => 'view', |
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| 40 | 'cache' => 'view', |
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| 41 | 'logs' => 'view', |
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| 42 | 'views' => 'view', |
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| 43 | 'index' => 'view', |
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| 44 | ]; |
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| 45 | |||
| 46 | /** |
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| 47 | * UtilitiesController constructor. |
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| 48 | * |
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| 49 | * @param \Illuminate\Contracts\Logging\Log $log |
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| 50 | * @param \Collective\Html\HtmlBuilder $html |
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| 51 | */ |
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| 52 | public function __construct(Log $log, HtmlBuilder $html) |
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| 53 | { |
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| 54 | $this->html = $html; |
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| 55 | $this->log = $log; |
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| 56 | |||
| 57 | $this->authorizePermissionResource('utilities'); |
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| 58 | } |
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| 59 | |||
| 60 | /** |
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| 61 | * Display list of utilities. |
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| 62 | * |
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| 63 | * @return \Illuminate\Http\JsonResponse|\Illuminate\View\View |
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| 64 | */ |
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| 65 | public function index() |
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| 66 | { |
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| 67 | return view('administrator.utilities.index'); |
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| 68 | } |
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| 69 | |||
| 70 | /** |
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| 71 | * Execute back up manually. |
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| 72 | * |
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| 73 | * @param string $task |
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| 74 | * @return \Illuminate\Http\JsonResponse |
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| 75 | */ |
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| 76 | public function backup($task = 'run') |
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| 77 | { |
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| 78 | if (! in_array($task, ['backup', 'clean'])) { |
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| 79 | $message = trans('cms::utilities.backup.not_allowed', |
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| 80 | ['task' => $task]) . trans('cms::utilities.field.executed_by', |
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| 81 | ['name' => $this->getCurrentUserName()]); |
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| 82 | $this->log->info($message); |
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| 83 | |||
| 84 | return $this->notifyError($message); |
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| 85 | } |
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| 86 | |||
| 87 | Artisan::call('backup:' . $task); |
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| 88 | $message = $task == 'clean' ? trans('cms::utilities.backup.cleanup_complete') : trans('cms::utilities.backup.complete'); |
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| 89 | $this->log->info($message . trans('cms::utilities.field.executed_by', ['name' => $this->getCurrentUserName()])); |
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| 90 | |||
| 91 | return $this->notifySuccess($message); |
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| 92 | } |
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| 93 | |||
| 94 | /** |
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| 95 | * Get name of the current user. |
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| 96 | * |
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| 97 | * @return string |
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| 98 | */ |
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| 99 | protected function getCurrentUserName() |
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| 103 | |||
| 104 | /** |
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| 105 | * Clear cache manually. |
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| 106 | * |
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| 107 | * @return \Illuminate\Http\JsonResponse |
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| 108 | */ |
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| 109 | View Code Duplication | public function cache() |
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| 117 | |||
| 118 | /** |
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| 119 | * Run config artisan command manually. |
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| 120 | * |
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| 121 | * @param string $task |
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| 122 | * @return \Illuminate\Http\JsonResponse |
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| 123 | */ |
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| 124 | public function config($task) |
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| 144 | |||
| 145 | /** |
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| 146 | * Clear views manually. |
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| 147 | * |
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| 148 | * @return \Illuminate\Http\JsonResponse |
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| 149 | */ |
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| 150 | View Code Duplication | public function views() |
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| 160 | |||
| 161 | /** |
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| 162 | * Log viewer. |
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| 163 | * |
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| 164 | * @param \Illuminate\Http\Request $request |
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| 165 | * @param \Yajra\Datatables\Datatables $datatables |
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| 166 | * @return \Illuminate\Contracts\View\Factory|\Illuminate\Http\RedirectResponse|\Illuminate\View\View|\Symfony\Component\HttpFoundation\BinaryFileResponse |
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| 167 | * @throws \Exception |
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| 168 | */ |
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| 169 | public function logs(Request $request, Datatables $datatables) |
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| 221 | |||
| 222 | /** |
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| 223 | * Rebuild menu entity nested set tree. |
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| 224 | */ |
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| 225 | public function rebuildMenu() |
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| 231 | |||
| 232 | /** |
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| 233 | * Rebuild category entity nested set tree. |
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| 234 | */ |
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| 235 | public function rebuildCategory() |
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| 241 | } |
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| 242 |
It seems like the method you are trying to call exists only in some of the possible types.
Let’s take a look at an example:
Available Fixes
Add an additional type-check:
Only allow a single type to be passed if the variable comes from a parameter: