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 RoleController 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("/roles/{pager}/{page}", name="rolesAdmin", |
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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:roles.html.twig") |
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| 33 | * |
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| 34 | * @return Response |
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| 35 | */ |
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| 36 | 1 | 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 $request |
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| 51 | * @Route("/role/{action}/{id}", name="roleEdit", |
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| 52 | * defaults={"id": 0}, |
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| 53 | * requirements={ |
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| 54 | * "action": "new|edit", |
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| 55 | * "id": "\d+" |
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| 56 | * }) |
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| 57 | * @Method({"GET", "POST"}) |
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| 58 | * @Template("AppBundle:admin/form:role.html.twig") |
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| 59 | * |
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| 60 | * @return Response |
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| 61 | */ |
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| 62 | View Code Duplication | public function editRoleAction($id, $action, Request $request) |
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| 63 | { |
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| 64 | $em = $this->getDoctrine()->getManager(); |
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| 65 | if ($action == "edit") { |
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| 66 | $role = $em->getRepository('AppBundle:Role') |
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| 67 | ->find($id); |
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| 68 | $title = 'Edit role id: '.$id; |
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| 69 | } |
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| 70 | else { |
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| 71 | $role = new Role(); |
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| 72 | $title = 'Create new role'; |
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| 73 | } |
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| 74 | |||
| 75 | |||
| 76 | $form = $this->createForm(RoleType::class, $role, [ |
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| 77 | 'em' => $em, |
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| 78 | 'action' => $this->generateUrl('roleEdit', ['action' => $action, 'id' => $id]), |
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| 79 | 'method' => Request::METHOD_POST, |
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| 80 | ]) |
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| 81 | ->add('save', SubmitType::class, array('label' => 'Save')); |
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| 82 | |||
| 83 | if ($request->getMethod() == 'POST') { |
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| 84 | $form->handleRequest($request); |
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| 85 | if ($form->isValid()) { |
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| 86 | $em->persist($role); |
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| 87 | $em->flush(); |
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| 88 | |||
| 89 | return $this->redirectToRoute('rolesAdmin'); |
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| 90 | } |
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| 91 | } |
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| 92 | |||
| 93 | return [ |
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| 94 | 'title' => $title, |
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| 95 | 'form' => $form->createView(), |
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| 96 | ]; |
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| 97 | } |
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| 98 | |||
| 99 | /** |
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| 100 | * @param $id |
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| 101 | * @param Request $request |
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| 102 | * @Route("/role/delete/{id}", name="roleDelete", |
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| 103 | * requirements={ |
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| 104 | * "id": "\d+" |
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| 105 | * }) |
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| 106 | * @Method({"GET", "POST"}) |
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| 107 | * @Template("AppBundle:admin/form:delete.html.twig") |
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| 108 | * |
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| 109 | * @return Response |
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| 110 | */ |
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| 111 | 1 | public function deleteRoleAction($id, Request $request) |
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| 159 | } |
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| 160 |
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.