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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| 20 | class UserController extends Controller |
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| 21 | { |
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| 22 | /** |
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| 23 | * @param Request $request |
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| 24 | * @param $page |
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| 25 | * @Method({"GET", "POST"}) |
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| 26 | * @Route("/users/{pager}/{page}", name="usersAdmin", |
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| 27 | * defaults={"pager": "page", "page": 1}, |
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| 28 | * requirements={ |
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| 29 | * "pager": "page", |
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| 30 | * "page": "[1-9]\d*", |
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| 31 | * }) |
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| 32 | * @Template("AppBundle:admin:users.html.twig") |
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| 33 | * |
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| 34 | * @return Response |
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| 35 | */ |
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| 36 | public function roleAction(Request $request, $page = 1) |
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| 46 | |||
| 47 | /** |
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| 48 | * @param $id |
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| 49 | * @param $action |
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| 50 | * @param Request $request |
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| 51 | * @Route("/user/{action}/{id}", name="userEdit", |
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| 52 | * defaults={"id": 0}, |
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| 53 | * requirements={ |
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| 54 | * "action": "new|edit", |
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| 55 | * "id": "\d+" |
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| 56 | * }) |
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| 57 | * @Method({"GET", "POST"}) |
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| 58 | * @Template("AppBundle:admin/form:user.html.twig") |
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| 59 | * |
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| 60 | * @return Response |
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| 61 | */ |
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| 62 | public function editUserAction($id, $action, Request $request) |
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| 98 | |||
| 99 | /** |
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| 100 | * @param $id |
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| 101 | * @param Request $request |
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| 102 | * @Route("/user/delete/{id}", name="userDelete", |
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| 103 | * requirements={ |
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| 104 | * "id": "\d+" |
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| 105 | * }) |
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| 106 | * @Method({"GET", "POST"}) |
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| 107 | * @Template("AppBundle:admin/form:delete.html.twig") |
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| 108 | * |
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| 109 | * @return Response |
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| 110 | */ |
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| 111 | public function deleteUserAction($id, Request $request) |
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| 161 | } |
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| 162 |
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.