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:
Complex classes like WidgetController often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use WidgetController, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 24 | class WidgetController extends Controller |
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| 25 | { |
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| 26 | use VictoireAlertifyControllerTrait; |
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| 27 | |||
| 28 | /** |
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| 29 | * Show a widget. |
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| 30 | * |
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| 31 | * @param Request $request |
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| 32 | * @param Widget $widget |
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| 33 | * @param int $viewReferenceId |
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| 34 | * |
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| 35 | * @Route("/victoire-dcms-public/widget/show/{id}/{viewReferenceId}", name="victoire_core_widget_show", options={"expose"=true}) |
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| 36 | * @Template() |
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| 37 | * @ParamConverter("id", class="VictoireWidgetBundle:Widget") |
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| 38 | * |
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| 39 | * @throws Exception |
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| 40 | * |
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| 41 | * @return Response |
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| 42 | */ |
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| 43 | public function showAction(Request $request, Widget $widget, $viewReferenceId) |
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| 44 | { |
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| 45 | try { |
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| 46 | $view = $this->get('victoire_page.page_helper')->findPageByParameters(['id' => $viewReferenceId]); |
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| 47 | $this->get('victoire_widget_map.builder')->build($view); |
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| 48 | $this->get('victoire_core.current_view')->setCurrentView($view); |
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| 49 | $response = new JsonResponse([ |
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| 50 | 'html' => $this->get('victoire_widget.widget_renderer')->render($widget, $view), |
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| 51 | 'update' => 'vic-widget-'.$widget->getId().'-container', |
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| 52 | 'success' => true, |
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| 53 | ] |
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| 54 | ); |
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| 55 | } catch (Exception $ex) { |
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| 56 | $response = $this->getJsonReponseFromException($ex); |
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| 57 | } |
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| 58 | |||
| 59 | return $response; |
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| 60 | } |
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| 61 | |||
| 62 | /** |
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| 63 | * API widgets function. |
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| 64 | * |
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| 65 | * @param string $widgetIds the widget ids to fetch in json |
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| 66 | * @param int $viewReferenceId |
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| 67 | * |
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| 68 | * @Route("/victoire-dcms-public/api/widgets/{widgetIds}/{viewReferenceId}", name="victoire_core_widget_apiWidgets", options={"expose"=true}) |
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| 69 | * |
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| 70 | * @return JsonResponse |
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| 71 | */ |
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| 72 | public function apiWidgetsAction($widgetIds, $viewReferenceId) |
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| 85 | |||
| 86 | /** |
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| 87 | * New Widget. |
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| 88 | * |
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| 89 | * @param Request $request |
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| 90 | * @param string $type The type of the widget we edit |
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| 91 | * @param int $viewReference The view reference where attach the widget |
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| 92 | * @param string $slot The slot where attach the widget |
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| 93 | * @param string $quantum The quantum letter used to avoid same form name |
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| 94 | * |
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| 95 | * @throws Exception |
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| 96 | * |
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| 97 | * @return JsonResponse |
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| 98 | * @Route("/victoire-dcms/widget/new/{type}/{viewReference}/{slot}/{quantum}", name="victoire_core_widget_new", defaults={"slot":null, "quantum":"a"}, options={"expose"=true}) |
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| 99 | */ |
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| 100 | public function newAction(Request $request, $type, $viewReference, $slot = null, $quantum = 'a') |
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| 133 | |||
| 134 | /** |
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| 135 | * Create a widget. |
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| 136 | * This action needs 2 routes to handle the presence or not of "businessEntityId" and 'parentWidgetMap' |
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| 137 | * that are both integers but "businessEntityId" present only in !static mode. |
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| 138 | * |
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| 139 | * @param string $type The type of the widget we edit |
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| 140 | * @param int $viewReference The view reference where attach the widget |
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| 141 | * @param string $slot The slot where attach the widget |
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| 142 | * @param string $businessEntityId The BusinessEntity::id (can be null if the submitted form is in static mode) |
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| 143 | * |
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| 144 | * @return JsonResponse |
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| 145 | * @Route("/victoire-dcms/widget/create/static/{type}/{viewReference}/{slot}/{quantum}/{position}/{parentWidgetMap}", name="victoire_core_widget_create_static", defaults={"mode":"static", "slot":null, "businessEntityId":null, "position":null, "parentWidgetMap":null, "_format": "json", "quantum":"a"}) |
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| 146 | * @Route("/victoire-dcms/widget/create/{mode}/{type}/{viewReference}/{slot}/{quantum}/{businessEntityId}/{position}/{parentWidgetMap}", name="victoire_core_widget_create", defaults={"slot":null, "businessEntityId":null, "position":null, "parentWidgetMap":null, "_format": "json", "quantum":"a"}) |
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| 147 | * @Template() |
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| 148 | */ |
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| 149 | public function createAction($mode, $type, $viewReference, $slot = null, $position = null, $parentWidgetMap = null, $businessEntityId = null, $quantum = null) |
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| 187 | |||
| 188 | /** |
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| 189 | * Edit a widget. |
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| 190 | * |
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| 191 | * @param Widget $widget The widget to edit |
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| 192 | * @param int $viewReference The current view |
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| 193 | * @param string $businessEntityId The BusinessEntity::id (can be null if the submitted form is in static mode) |
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| 194 | * |
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| 195 | * @return JsonResponse |
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| 196 | * |
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| 197 | * @Route("/victoire-dcms/widget/edit/{id}/{viewReference}/{mode}/{businessEntityId}", name="victoire_core_widget_edit", options={"expose"=true}, defaults={"quantum":"a", "mode": "static"}) |
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| 198 | * @Route("/victoire-dcms/widget/update/{id}/{viewReference}/{mode}/{quantum}/{businessEntityId}", name="victoire_core_widget_update", defaults={"businessEntityId": null, "mode": "static"}) |
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| 199 | * @Template() |
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| 200 | */ |
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| 201 | public function editAction(Widget $widget, $viewReference, $mode = Widget::MODE_STATIC, $quantum = null, $businessEntityId = null) |
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| 232 | |||
| 233 | /** |
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| 234 | * @TODO Simplify Action when reorganize with editAction |
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| 235 | * |
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| 236 | * Stylize a widget. |
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| 237 | * |
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| 238 | * @param Widget $widget The widget to stylize |
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| 239 | * @param int $viewReference The current view |
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| 240 | * |
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| 241 | * @return JsonResponse |
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| 242 | * |
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| 243 | * @Route("/victoire-dcms/widget/stylize/{id}/{viewReference}", name="victoire_core_widget_stylize", options={"expose"=true}) |
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| 244 | * @Template() |
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| 245 | */ |
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| 246 | public function stylizeAction(Request $request, Widget $widget, $viewReference) |
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| 349 | |||
| 350 | /** |
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| 351 | * Delete a Widget. |
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| 352 | * |
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| 353 | * @param Widget $widget The widget to delete |
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| 354 | * @param int $viewReference The current view |
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| 355 | * |
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| 356 | * @return JsonResponse response |
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| 357 | * @Route("/victoire-dcms/widget/delete/{id}/{viewReference}", name="victoire_core_widget_delete", defaults={"_format": "json"}) |
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| 358 | * @Template() |
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| 359 | */ |
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| 360 | View Code Duplication | public function deleteAction(Widget $widget, $viewReference) |
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| 377 | |||
| 378 | /** |
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| 379 | * Delete a Widget quantum. |
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| 380 | * |
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| 381 | * @param Widget $widget The widget to delete |
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| 382 | * @param int $viewReference The current view |
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| 383 | * |
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| 384 | * @return JsonResponse response |
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| 385 | * @Route("/victoire-dcms/widget/delete/quantum/{id}/{viewReference}", name="victoire_core_widget_delete_bulk", defaults={"_format": "json"}) |
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| 386 | * @Template() |
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| 387 | */ |
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| 388 | View Code Duplication | public function deleteBulkAction(Widget $widget, $viewReference) |
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| 407 | |||
| 408 | /** |
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| 409 | * Unlink a Widget by id |
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| 410 | * -> used to unlink an invalid widget after a bad widget unplug. |
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| 411 | * |
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| 412 | * @param int $id The widgetId to unlink |
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| 413 | * @param int $viewReference The current viewReference |
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| 414 | * |
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| 415 | * @return JsonResponse response |
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| 416 | * @Route("/victoire-dcms/widget/unlink/{id}/{viewReference}", name="victoire_core_widget_unlink", defaults={"_format": "json"}, options={"expose"=true}) |
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| 417 | * @Template() |
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| 418 | */ |
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| 419 | public function unlinkAction($id, $viewReference) |
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| 447 | |||
| 448 | /** |
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| 449 | * Update widget positions accross the view. If moved widget is a Reference, ask to detach the view from template. |
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| 450 | * |
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| 451 | * @param int $viewReference The current viewReference |
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| 452 | * |
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| 453 | * @return JsonResponse |
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| 454 | * @Route("/victoire-dcms/widget/updatePosition/{viewReference}", name="victoire_core_widget_update_position", options={"expose"=true}) |
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| 455 | */ |
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| 456 | public function updatePositionAction(Request $request, $viewReference) |
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| 483 | |||
| 484 | /** |
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| 485 | * Update widget positions accross the view. If moved widget is a Reference, ask to detach the view from template. |
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| 486 | * |
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| 487 | * @param int $viewReference The current viewReference |
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| 488 | * |
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| 489 | * @return JsonResponse |
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| 490 | * @Route("/victoire-dcms/widget/get-available-positions/{viewReference}", name="victoire_core_widget_get_available_positions", options={"expose"=true}) |
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| 491 | */ |
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| 492 | public function getAvailablePositionsAction(Request $request, $viewReference) |
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| 501 | |||
| 502 | /** |
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| 503 | * Get the json response by the exception and the current user. |
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| 504 | * |
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| 505 | * @param Exception $ex |
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| 506 | * |
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| 507 | * @return JsonResponse |
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| 508 | */ |
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| 509 | protected function getJsonReponseFromException(Exception $ex) |
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| 541 | |||
| 542 | /** |
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| 543 | * @param int $referenceId |
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| 544 | */ |
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| 545 | protected function getViewByReferenceId($referenceId) |
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| 549 | } |
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| 550 |
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.