PSRとDIとフレームワーク #phpkansai

PHPカンファレンス関西2017 パネルディスカッションのスライドです

Transcript

1. ϑϨʔϜϫʔΫ
   143ͱ
   %*ͱ
   

   View Slide

2. 1)1JT
   

   View Slide

3. 8FCϑϨʔϜϫʔΫ
   ଟ͗͢ݴޠ
   

   View Slide

4. '"2
   ʮͲΕ͕ྑ͍Ͱ͔͢ ʯ
   

   View Slide

5. ओͳϑϧελοΫ'8
   ػೳൺֱ
   

   View Slide

6. 4ZNGPOZ $BLF1)1 -BSBWFM :JJ $PEF*HOJUFS
   3PVUJOH P P P P P
   %BUBCBTF P P P P P
   03. P P P P
   $BDIF P P P P P
   7JFXIFMQFST P P P P P
   'PSNWBMJEBUJPO P P P P P
   -PHHJOH P P P P P
   $43'QSPUFDUJPO P P P P P
   5FTUTVQQPSU P P P P P
   %FCVH6* P P P P
   *:3rd party
   

   View Slide

7. ͍͍͓ͩͨΜͳ͡΍Μ
   ·͢·͢Θ͔ΒΜ
   

   View Slide

8. ྺ࢙
   

   View Slide

9. 1)1 1)1
   1)1
   ;FOE'SBNFXPSL
   4ZNGPOZ
   $BLF1)1
   $PEF*HOJUFS
   -BSBWFM
   4QSJOH
   3VCZPO3BJMT
   ʙ
   
   
   
   
   
   :JJ
   
   

   View Slide

10. 4QSJOH΍3BJMT͔Β
    ΍΍஗Εͨఔ౓
    +BWB3VCZͷӨڹΛड͚ͯͷ஀ੜͳͷͰ
    
    

    View Slide

11. ͜Ε͚ͩͷ௕ظؒ
    ࢥ૝͕౫ଡ͞Εͣ
    ࢖͍ଓ͚ΒΕ͍ͯΔ
    ͱ͍͏͜ͱ͸
    

    View Slide

12. 1)1ͷ'8ɺຊ࣭తʹ
    ͦΕͧΕҧ͏໾໨Λ
    ࣋ͭͷͰ͸
    

    View Slide

13. 8FCϑϨʔϜϫʔΫ
    ଟ͗͢ݴޠJO
    ͳͷͰจԽత
    ֶͼͷଟ͍
    

    View Slide

14. ͍·ɺҎདྷͷ
    1)1ϑϨʔϜϫʔΫ
    ܹಈͷ࣌୅͔
    143ొ৔
    

    View Slide

15. ύωϥʔ঺հ
    

    View Slide

16. View Slide

17. 1)1
    4UBOEBSET
    3FDPNNFOEBUJPO
    1)1ඪ४ͷਪ঑ࣄ߲
    

    View Slide

18. 1)1'SBNFXPSL
    *OUFSPQFSBCJMJUZ(SPVQ
    1)1ϑϨʔϜϫʔΫ૬ޓӡ༻άϧʔϓ
    1)1'*(
    ֤ϑϨʔϜϫʔΫؒͰڞ௨ͷ͖·ΓΛઃ͚Α͏
    ಛఆϑϨʔϜϫʔΫઐ༻ͷϥΠϒϥϦ͸࢖͍ʹ͍͘
    ࢖༻தͷϑϨʔϜϫʔΫ͕ϥΠϒϥϦͷઃܭͱ߹Θͳ͍
    ͦ͏͍͏ͷ΍ΊΑ͏
    

    View Slide

19. ίʔσΟϯάن໿143
    w 143143Ϋϥεͷ໋໊ͱ഑ஔ
    w 143143143 ESBGU
    ίʔσΟϯάελΠϧ
    w 143 ESBGU
    EPDίϝϯτ
    

    View Slide

20. ΠϯλʔϑΣʔε143
    w 143ϩΨʔΠϯλʔϑΣʔε
    w 143143ΩϟογϯάΠϯλʔϑΣʔε
    w 143)551ϝοηʔδΠϯλʔϑΣʔε
    w 143ϋΠύʔϦϯΫΠϯλʔϑΣʔε
    w ͦͷଞESBGUෳ਺
    

    View Slide

21. namespace Psr\Log;
    interface LoggerInterface
    {
    public function emergency($message, array $context = array());
    public function alert($message, array $context = array());
    public function critical($message, array $context = array());
    public function error($message, array $context = array());
    public function warning($message, array $context = array());
    public function notice($message, array $context = array());
    public function info($message, array $context = array());
    public function debug($message, array $context = array());
    public function log($level, $message, array $context = array());
    }
    ྫ
    143-PHHFS*OUFSGBDF
    

    View Slide

22. /PX*O3FWJFX
    

    View Slide

23. 143
    $POUBJOFS*OUFSGBDF
    ίϯςφɾΠϯλʔϑΣʔε
    

    View Slide

24. %# -PH 4FDVSJUZ
    αʔϏε
    ϑϨʔϜϫʔΫͷΠϝʔδ
    ࣮૷
    

    View Slide

25. $logger = new SuperFlexibleLogger();
    $logTarget = new FileLogTarget('/var/log/myapp.log');
    $logTarget->setLevel(INFO | WARNING | ERROR);
    $logger->addTarget($logTarget);
    $logger->error('...');
    ͱ͋ΔϩΪϯάϥΠϒϥϦΛ࢖͍͍ͨͱࢥͬͨ৔߹
    

    View Slide

26. $logger = new SuperFlexibleLogger();
    $logTarget = new FileLogTarget('/var/log/myapp.log');
    $logTarget->setLevel(INFO | WARNING | ERROR);
    $logger->addTarget($logTarget);
    $logger->error('...');
    ͱ͋ΔϩΪϯάϥΠϒϥϦΛ࢖͍͍ͨͱࢥͬͨ৔߹
    ຖճίϐϖ΍Ίͯ
    

    View Slide

27. $logger = $container->get('logger');
    $logger->error('...');
    ઃఆࡁΈͷϩΨʔΛԿ͔ʹอ࣋ͤ͞
    αʔϏεͱͯ͠࠶ར༻
    Log::error('...');
    ͨͿΜ͜Ε΋தͰಉ͜͡ͱͯ͠·͢Ͷ
    

    View Slide

28. function doSomething(LoggerInterface $logger)
    {
    // ...
    $logger->error('...');
    }
    ͞Βʹɺ࠾༻ͨ͠ϥΠϒϥϦ͕
    143ʹ४ڌ͍ͯ͠Ε͹
    ࣮૷ϥΠϒϥϦΛ໰Θͣ࢖͍ํ͕ಉ͡
    ͜ͷΠϯλʔϑΣʔεͷൣғͰ࢖͏͔͗Γ
    

    View Slide

29. $container->get('service');
    $container->has('service');
    143
    ͦ͏ͩɺαʔϏεࣗମ͚ͩͰͳ͘
    ͦͷೖΕ෺ʹ΋ඪ४ΠϯλʔϑΣʔεΛ
    

    View Slide

30. ϑϨʔϜϫʔΫ࡞ऀ
    ϥΠϒϥϦ࡞ऀ
    ΞϓϦέʔγϣϯ։ൃऀ
    PSRs
    with
    PSR-11
    

    View Slide

31. ͱ͜Ζ͕
    

    View Slide

32. 1.3 Recommended usage
    Users SHOULD NOT pass a container into an
    object so that the object can retrieve its own
    dependencies. This means the container is used as
    a Service Locator which is a pattern that is
    generally discouraged.
    

    View Slide

33. ίϯςφࣗମΛର৅ΦϒδΣΫτʹ౉ͯ͠ɺࣗྗ
    Ͱίϯςφ͔ΒґଘΛऔΓग़ͤ͞ΔΑ͏ͳ࢖͍ํ
    ͸4)06-%/05ͩͥɻ
    ίϯςφΛ͋ͷʮͩΊͩ͜ΓΌʯ͋Δ͋Δͳʮαʔ
    Ϗεϩέʔλʔʯͱͯ͠࢖ͬͪΌ͏͔Βͳɻ
    ҙ༁
    

    View Slide

34. $logger = $this->container->get('logger');
    $logger->error('...');
    4)06-%/05
    
    function setContainer(
    ContainerInterface $container
    )
    

    View Slide

35. 4)06-%/05
    app()->get('logger');
    TheApp::$app->get('logger');
    Log::error('...');
    ʮ͓લ΋Ͳ͏ͤ4)06-%/05ͳԿ͔Ͱ࡞ΒΕͱΔ΍Ζʯ
    ʮάϩʔόϧͳΒͬͯ༨ܭ͔͋ΜΘʯ
    

    View Slide

36. %# -PH 4FDVSJUZ
    ίϯςφ
    ͲΕͰ΋޷͖ͳͷ࢖͍์୊ͩͥ
    ΍ͬͨશ෦΋Βͬͨ
    ʮͩΊͩ͜ΓΌʯͰ༗໊ͳ
    αʔϏεϩέʔλʔ͞Μͱ͸
    

    View Slide

37. ·͞ʹάϩʔόϧؔ਺
    ϑϦʔμϜϫʔϧυ
    ͦ͜Ͱ
    

    View Slide

38. ґଘੑ஫ೖ
    %FQFOEFODZ
    *OKFDUJPO %*
    
    

    View Slide

39. class Foo
    {
    protected $logger;
    public function setLogger(LoggerInterface $logger)
    {
    $this->logger = $logger;
    }
    public function bar()
    {
    $this->logger->error('...');
    }
    }
    ʮऔΓʹߦ͔ͳ͍ʯ
    ʮ༩͑ͯ΋Β͏ʯ
    

    View Slide

40. $container->set('foo', function () use ($container) {
    $object = new Foo();
    $object->setLogger($container->get('logger'));
    return $object;
    });
    class Foo
    {
    public function setLogger(LoggerInterface $logger)
    public function bar()
    }
    ੜ੒
    ࢖༻
    ෼཭
    ˞͜Ε͸ઃఆϑΝΠϧ಺ͳͷͰػೳ࣮૷Ͱ͸͋Γ·ͤΜ
    

    View Slide

41. $response = $container->get('applicationRoot')
    ->handle($request);
    JOEFYQIQ
    ґଘੑ஫ೖͷνΣʔϯͰػೳΛߏ੒͢Δͱ
    ڀۃɺαʔϏεऔಘͱ࢖༻͕
    ಉ࣌ʹى͖Δͷ͕ՕॴʹͳΔ
    

    View Slide

42. %# -PH 4FDVSJUZ
    ίϯςφ
    %*ίϯςφͷੈք
    -PHͱ4FDVSJUZΛࠩ͠ࠐΊ͹
    ಈ͘෦඼ͷઃܭਤͩΑ
    DMBTT
    DMBTT
    JOEFYQIQ
    

    View Slide

43. ༩͑ͨ΋ͷ͔͠ઈରʹ࢖Θͳ͍
    ୭͕͍ͭԿΛ࢖͏͔Θ͔Βͳ͍
    ҆৺ͳͷͰ
    

    View Slide

44. class FooTest extends TestCase
    {
    protected $foo;
    protected function setUp()
    {
    $this->foo = new Foo();
    $this->foo->setLogger(new NullLogger());
    }
    }
    ʮ७ਮʯͳ୯ମςετՄೳ
    ґଘʹμϛʔΛೖΕ͓͚ͯ͹0,
    ςετର৅ΦϒδΣΫτ͸
    ίϯςφʹԿ΋औΓʹߦ͔ͳ͍
    ʮ୯ମʯςετʹʮίϯςφηοτΞοϓʯ͕ඞཁʹͳΔ͋ͷҧ࿨ײͷղফ
    

    View Slide

45. ७ਮͳ୯ମςετ
    ˠςετϑΝʔετ͕؆୯ʹ
    ίϯςφ ?
    1)16OJU
    

    View Slide

46. ૄ݁߹ສࡀ
    ςετۦಈ։ൃສࡀ
    Ͱ͔͢
    

    View Slide

47. View Slide

48. ͋ͳ͕ͨཉ͍͠ͷ͸ɺ
    ػೳϑϨʔϜϫʔΫͷઃܭϑϨʔϜϫʔΫͰ͔͢
    ͦΕͱ΋ɺ͍·͙͢࢖͑ΔઃܭࡁΈͷࠎ૊ΈͰ͔͢
    

    View Slide

49. TDB⒎PME
    DPOpHVSBUJPO
    ػೳϑϨʔϜϫʔΫͷ
    ઃܭϑϨʔϜϫʔΫ
    ͍·͙͢࢖͑Δ
    ઃܭࡁΈͷࠎ૊Έ
    

    View Slide

50. 1)1JTΦϒδΣΫτ
    ࢦ޲ݴޠ
    

    View Slide

51. 1)1JTBMTPކݴޠ
    

    View Slide

52. ΞϓϦέʔγϣϯ
    ςετࡁΈ044
    ϢʔβʔϥΠϒϥϦ
    ކΛΘ͖·͑ͨബ͞Ͱ
    ΞϓϦέʔγϣϯ͕ॻ͚ΔͳΒ
    ͜Ε͚ͩςετͰ͖ͯΕ͹
    ͜ͷྔͰີ݁߹ͷԿ͕ѱ͍
    UFTUFE
    

    View Slide

53. ߏ੒PSද૚
    ຊ࣭తͳ࢖༻໨తͷ͕͍ͪ
    ͋ΒΏΔධՁ࣠Ͱɺ͜ͷΑ͏ͳ
    ରൺ͕੒ΓཱͭͷͰ͸
    

    View Slide

54. '"2
    ʮͲΕ͕ྑ͍Ͱ͔͢ ʯ
    

    View Slide

55. "ຊ࣭ΛݟۃΊ
    ৗʹରൺ͢΂͠
    

    View Slide

56. View Slide

57. ͻͱͭͷݴޠɺଟ༷ͳࢥ૝
    1)1JT
    ֶͼͷଟ͍ݴޠ
    

    View Slide