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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| 10 | View Code Duplication | class UserController extends BaseController |
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| 11 | { |
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| 12 | /** |
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| 13 | * @param \Slim\Container $container |
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| 14 | */ |
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| 15 | public function __construct(\Slim\Container $container) |
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| 20 | |||
| 21 | /** |
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| 22 | * Get all users. |
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| 23 | * |
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| 24 | * @param Request $request |
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| 25 | * @param Response $response |
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| 26 | * @param array $args |
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| 27 | * @return array |
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| 28 | */ |
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| 29 | public function getUsers($request, $response, $args) |
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| 36 | |||
| 37 | /** |
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| 38 | * Get one user by id. |
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| 39 | * |
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| 40 | * @param Request $request |
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| 41 | * @param Response $response |
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| 42 | * @param array $args |
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| 43 | * @return array |
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| 44 | */ |
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| 45 | public function getUser($request, $response, $args) |
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| 56 | |||
| 57 | /** |
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| 58 | * Search users by name. |
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| 59 | * |
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| 60 | * @param Request $request |
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| 61 | * @param Response $response |
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| 62 | * @param array $args |
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| 63 | * @return array |
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| 64 | */ |
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| 65 | public function searchUsers($request, $response, $args) |
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| 76 | |||
| 77 | /** |
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| 78 | * Create a user. |
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| 79 | * |
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| 80 | * @param Request $request |
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| 81 | * @param Response $response |
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| 82 | * @param array $args |
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| 83 | * @return array |
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| 84 | */ |
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| 85 | public function createUser($request, $response, $args) |
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| 97 | |||
| 98 | /** |
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| 99 | * Update a user. |
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| 100 | * |
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| 101 | * @param Request $request |
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| 102 | * @param Response $response |
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| 103 | * @param array $args |
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| 104 | * @return array |
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| 105 | */ |
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| 106 | public function updateUser($request, $response, $args) |
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| 118 | |||
| 119 | /** |
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| 120 | * Delete a user. |
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| 121 | * |
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| 122 | * @param Request $request |
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| 123 | * @param Response $response |
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| 124 | * @param array $args |
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| 125 | * @return array |
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| 126 | */ |
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| 127 | public function deleteUser($request, $response, $args) |
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| 138 | } |
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| 139 |