PHPのDI、attributesとこれから / PHP DI with attributes

2021年3月28日、PHPerKaigi 2021・Day 2での発表資料です。
https://phperkaigi.jp/2021/

Transcript

1. PHP DI
   
   
   attributes
   2021 3 28 / PHPerKaigi
   2 0
   2
   1
   Day
   2
   
   

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2. - / @hiro_y
   
   
   - PHP Node.js Web
   
   
   -
   
   
   - CTO
   

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3. -
   
   
   -
   
   
   -
   
   
   - iruca mimemo
   👨💻👨💻
   

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4. - PHPerKaigi
   2
   0 20
   Day
   0
   
   
   - 2020 2 9
   
   
   - PHP
   

   

   

   https://speakerdeck.com/hiro_y/about-php-annotations
   

   

   https://www.youtube.com/watch?v=TdHDqOeCUW
   4
   

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5. 🎉 PHP
   8
   .
   0
   🎉
   
   
   2020 11
   

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6. https://www.php.net/releases/
   8
   .
   0
   /ja.php
   

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7. DI
   
   
   
   
   

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8. DI
   - Dependency:
   
   
   - Injection:
   class Client {
   

   public function __construct(private Service $service) {}
   

   }
   

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9. PHP DI
   
   
   

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10. DI
    - Maple https://ja.osdn.net/projects/maple/
    
    
    - S
    2
    Container.PHP
    5

    

    http://s
    2
    container.php
    5
    .seasar.org/
    2
    .
    0
    /ja/index.html
    
    
    - PHP
    5
    

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11. - Java DI
    
    
    - Struts
    1
    Spring Seasar
    2
    
    
    - PHP
    5
    
    - DI
    

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12. PHP DI
    - PHP DI
    
    
    -
    
    
    - Web :
    
    
    - TDD CI :
    

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13. PHP
    8
    

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14. PHP
    -
    
    
    - interface
    
    
    - autoload require
    
    
    - TDD CI
    

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15. DI
    - execute($request)
    

    

    :
    
    
    - show(Request $request)
    

    

    : routing
    
    
    - show(ServerRequestInterface $request)
    

    

    interface :
    

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16. - IDE PhpStorm VSCode
    
    
    - interface
    
    
    - APC OPcache
    
    
    -
    

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17. - Symfony Laravel CakePHP
    
    
    - DI
    
    
    -
    🕵
    

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18. - URL
    
    
    -
    
    
    -
    
    
    -
    

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19. Symfony
    - Service Container
    

    

    https://symfony.com/doc/
    5
    .
    2
    /components/dependency_injection.html
    
    
    - Dependencyinjection component
    
    
    - PSR-
    1
    1
    
    - 2
    

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20. Laravel
    - Service Container
    

    

    https://laravel.com/docs/
    8
    .x/container
    
    
    - Illuminate\Container\Container
    
    
    - PSR-
    1
    1
    
    - Facades
    

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21. : PSR-
    1
    1
    - PSR-
    1
    1
    : Container Interface
    

    

    https://www.php-
    fi
    g.org/psr/psr-
    1 1
    /
    
    
    -
    
    
    - :
    

    

    

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22. PHP-DI
    - DI https://php-di.org/
    
    
    - PSR-
    1
    1
    
    - Slim middleware
    

    

    

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23. PHP-DI
    7
    - 2021 3 10 : beta
    3
    
    - beta
    
    
    - Attributes
    
    
    - PHP
    8
    PHP-DI
    6
    

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24. PHP-DI
    7
    - @Inject disabled #[Inject]
    
    
    -
    
    
    -
    
    
    - PhpDocReader
    

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25. Attributes
    /**
    
    
    * @Inject({"db.host", "db.name"})
    
    
    */
    
    
    public function __construct($param1, $param2)
    use DI\Attribute\Inject;
    
    
    #[Inject('db.host', 'db.name')]
    
    
    public function __construct($param1, $param2)
    ⬇
    

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26. @Inject
    - doctrine/annotations
    
    
    - Re
    fl
    ection DocComment
    
    
    - DocLexer
    
    
    -
    

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27. #[Inject]
    - PHP
    8
    Attributes
    namespace DI\Attribute;
    
    
    use Attribute;
    
    
    #[Attribute(Attribute::TARGET_PROPERTY |
    Attribute::TARGET_METHOD | Attribute::TARGET_PARAMETER)]
    
    
    final class Inject
    
    
    {...
    

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28. DI
    
    
    

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29. Inject
    -
    
    
    - Inject
    
    
    - Autowire
    
    
    -
    

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30. Autowire
    - Inject
    
    
    -
    
    
    - Zero Con
    fi
    guration
    
    
    - PHP-DI DI
    

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31. Autowire
    -
    
    
    - class_exists / interface_exists
    
    
    -
    
    
    - interface
    

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32. autowire DI
    
    
    

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34. DI
    -
    
    
    -
    
    
    - Service
    
    
    -
    

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35. -
    
    
    -
    
    
    -
    
    
    -
    

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37. DI
    -
    
    
    - PSR
    
    
    - attributes
    

    

    

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