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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28 | class NewsController extends AbstractController |
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29 | { |
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30 | /** |
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31 | * @var NewsRepository |
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32 | */ |
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33 | protected $newsRepository; |
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34 | |||
35 | /** |
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36 | * NewsController constructor. |
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37 | * |
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38 | * @param NewsRepository $newsRepository |
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39 | */ |
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40 | public function __construct(NewsRepository $newsRepository) |
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44 | |||
45 | /** |
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46 | * 新着情報一覧を表示する。 |
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47 | * |
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48 | * @Route("/%eccube_admin_route%/content/news", name="admin_content_news") |
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49 | * @Route("/%eccube_admin_route%/content/news/page/{page_no}", requirements={"page_no" = "\d+"}, name="admin_content_news_page") |
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50 | * @Template("@admin/Content/news.twig") |
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51 | * |
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52 | * @param Request $request |
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53 | * @param int $page_no |
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54 | * @param Paginator $paginator |
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55 | * |
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56 | * @return array |
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57 | */ |
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58 | View Code Duplication | public function index(Request $request, $page_no = 1, Paginator $paginator) |
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80 | |||
81 | /** |
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82 | * 新着情報を登録・編集する。 |
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83 | * |
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84 | * @Route("/%eccube_admin_route%/content/news/new", name="admin_content_news_new") |
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85 | * @Route("/%eccube_admin_route%/content/news/{id}/edit", requirements={"id" = "\d+"}, name="admin_content_news_edit") |
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86 | * @Template("@admin/Content/news_edit.twig") |
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87 | * |
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88 | * @param Request $request |
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89 | * @param null $id |
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90 | * |
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91 | * @return array|\Symfony\Component\HttpFoundation\RedirectResponse |
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92 | */ |
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93 | public function edit(Request $request, $id = null) |
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145 | |||
146 | /** |
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147 | * 指定した新着情報を削除する。 |
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148 | * |
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149 | * @Route("/%eccube_admin_route%/content/news/{id}/delete", requirements={"id" = "\d+"}, name="admin_content_news_delete", methods={"DELETE"}) |
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150 | * |
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151 | * @param Request $request |
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152 | * @param News $News |
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153 | * |
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154 | * @return \Symfony\Component\HttpFoundation\RedirectResponse |
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155 | */ |
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156 | View Code Duplication | public function delete(Request $request, News $News) |
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180 | } |
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181 |
Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.