Laravelの良いところ - PHP勉強会 東京 vol.121

slideshareにあげていたやつです。

Transcript

1. Laravelͷྑ͍ͱ͜Ζ @fagai
2. Profile • ϑΝΨΠ(@fagai) • ௕࡚ݝ௕࡚ࢢग़਎ɺݱࡏ͸౎಺Ͱ׆ಈ • CALISTA Inc. • LaravelΛਪ͍ͯ͠Δ(ͨͩࠓͷϝΠϯۀ຿͸phalcon) • ͨ·ʹΠϥετΛඳ͘/த՚ΠϠϗϯऩूบ
3. ͦ΋ͦ΋LaravelͬͯԿɾɾɾʁ
4. PHPͷϑϨʔϜϫʔΫͰ͢ɻ • ͍·࠷΋೤͍ʁPHPͷϑϨʔϜϫʔΫ • ࠷৽ͷv5.5͸PHP7Ҏ߱͡Όͳ͍ͱಈ͔ͳ͍ • v5.1ͳΒPHP5.5.9Ҏ্͕ඞཁ
5. ஫ҙʂ
6. Laravelͱݴ͍ͬͯ·͕͢ɺ Laravel5.1Ҏ߱Λࢦ͠·͢
7. Laravelͷྑ͍ͱ͜Ζ • αʔϏείϯςφ(چIoCίϯςφ)͕௒ڧྗ • ιʔε͕ΫϦʔϯͰ͋Δ(ແବͳιʔε͕গͳ͍) • ج൫ʹSymfony ComponentΛར༻ • ֦ுੑ͕ߴ͍(Service Provider) • ςετ͕ॻ͖΍͍͢ ࠓ೔ͷ࿩
8. αʔϏείϯςφʁ
9. ͍ΘΏΔDIίϯςφͰ͢ɻ • Laravel͸ࠜװʹαʔϏείϯςφΛར༻ • جຊతʹΫϥεΛnew͠ͳ͍ݶΓ͸αʔϏε ίϯςφΛඞͣ௨Δ • ϝιουΠϯδΣΫγϣϯػೳ͕͋Δ(͜Ε͕ ඇৗʹڧྗ)
10. DIͬͯʁ ιϑτʹґଘ͍ͯ͠Δ ήʔϜػ ιϑτʹґଘ͠ͳ͍ήʔϜػ ΠϯλʔϑΣʔε͑͞߹͑͹ ͳΜͰ΋ૠͤΔ
11. ؆୯ͳྫ // όΠϯσΟϯάΛఆٛ app()->bind(PersonInterface::class, Alice::class); app()->make(PersonInterface::class); // Alice͕new͞Εͨ΋ͷ͕ฦ͞ ΕΔ // Ϋϩʔδϟʔ΋ࢦఆՄೳ app()->bind(FugaInterface::class, function($app) { w w w w return new Fuga(‘aaa’); }); // ఆٛͨ͠ޙ͔Β௥Ճ΋Մೳ app()->extend(PersonInterface::class, function($person, $app) { w w w w $person->extend = ‘extend’; return $person; });
12. αʔϏείϯςφΛඞͣ௨Δʁ • ίϯτϩʔϥʔ͕࡞ΒΕΔͱ͖΋ɺαʔϏε ίϯςφΛܦ༝ͯ͠࡞ΒΕ·͢ • ͜Ε͕ग़དྷΔͷ͸LaravelͷίΞͦͷ΋ͷ͕ αʔϏείϯςφ͔ͩΒ • ·ͣαʔϏείϯςφ͕༻ҙ͞ΕͯɺͦΕʹ ରͯ͠ઃఆͳͲ͕௥Ճ͞Εͯ࠷ऴతʹಈ࡞
13. ͘͢͝؆қతͳ࢖ΘΕΔྲྀΕ "QQMJDBUJPO ίϯςφ ͕࡞ΒΕΔ 3FRVFTUΧʔωϧ͕࡞ΒΕΔ ίϯςφܦ༝ 3FRVFTU͕࣮ߦ͞Εɺ
    ϧʔςΟϯάΛݩʹ$POUSPMMFS͕࡞ΒΕΔ
    ίϯετϥΫλ ϝιουΠϯδΣΫγϣϯ
14. ϝιουΠϯδΣΫγϣϯʁ
15. LaravelΛࢧ͑Δɺڧྗͳ࢓૊Έ • αʔϏείϯςφ͕ΠϯελϯεΛੜ੒(Ϗϧ υ)͢Δࡍʹɺ • ίϯετϥΫλ΍ݺͼग़͢ϝιουͷҾ਺ͷ λΠϓώϯςΟϯάΛݩʹͯ͠(Reflection) • ࠶ؼతʹҾ਺Λղܾ͠·͢
16. ʁ
17. ίϯςφ͕ΠϯελϯεΛ࡞Ζ͏ͱ͢Δ
    ΫϥεɺΠϯλʔϑΣʔε໊౳͕౉͞ΕΔ ࡞Ζ͏ͱ͍ͯ͠ΔΫϥεɺΠϯλʔϑΣʔε͕
    ίϯςφʹొ࿥͞Ε͍ͯΔ Ϋϥε͕ଘࡏ Ϋϥε͕ແ͍
    ·ͨ͸
    ଞͷԿ͔ ొ
    ࿥
    ͳ
    ͠ ొ࿥͋Γ ΠϯελϯεԽෆՄೳ
    ΤΠϦΞεͳͲ ΠϯελϯεԽՄೳ
    Ϋϥε ΫϩʔδϟͳͲ Τϥʔ ίϯετϥΫλɺݺͼग़͢ϝιουͷ
    Ҿ਺Λௐ΂ɺղܾͯ͠ͳ͍΋ͷ͕͋Δ ͳ ͍ ͋Δ ੜ੒ͯ͠ฦ͢ ղܾ͍ͯ͠ͳ͍Ҿ਺ͷΫϥε໊౳Λ౉͢
18. Կ͕ྑ͍ͷ͔ • ιʔε্Ͱnew͢Δඞཁ͕΄΅ͳ͘ͳΔ • =Ϣχοτςετ͠΍͘͢ͳΔ(֎͔ΒαʔϏεί ϯςφ͕ΫϥεΛ஫ೖͯ͘͠ΕΔͷͰϞοΫ͠΍ ͍͢) • =ॊೈੑ͕ߴ͘ͳΔ(ྫɿΠϯλʔϑΣʔεΛλΠ ϓώϯςΟϯά͢Δ͜ͱͰ݁߹౓͕Լ͕Δ)
19. ྫ BookController@indexͷͱ͖
20. class BookController extends Controller { protected $service; public function __construct(BookService $service) { $this->service = $service; } public function index(Request $request) { // } } class BookService { protected $bookRepository; public function __construct(BookRepositoryInterface $bookRepository) { $this->bookRepository = $bookRepository; } } ίϯετϥΫλ
    ΠϯδΣΫγϣϯͰ஫ೖ ίϯςφʹొ࿥ͯ͋͠Δ #PPL3FQPTJUPSZΫϥε͕
    ஫ೖ͞ΕΔ app()->bind(BookRepositoryInterface::class, BookRepository::class); όΠϯυΛొ࿥͓ͯ͘͠
21. • BookControllerͷindexϝιουΛݺͼ͍ͨͱ͍͏͜ͱͰύϥϝʔλΛ ౤͛Δ(※1) • BookControllerͷίϯετϥΫλΛݟͯɺBookServiceΫϥε͕λΠϓ ώϯτ͞Ε͍ͯΔ͜ͱΛ஌Δ(※2) • BookServiceΫϥε͸ίϯςφʹ͸ొ࿥͞Ε͍ͯͳ͍͚ͲɺΫϥεͩͬ ͨͷͰ৽͘͠࡞Ζ͏ͱ͢Δ(※1) • BookServiceΫϥεͷίϯετϥΫλΛݟͯɺ BookRepositoryInterface͕λΠϓώϯτ͞Ε͍ͯΔ͜ͱΛ஌Δ(※2) • BookRepositoryInterface͸BookRepositoryΫϥεΛ஫ೖ͢Δ͜ͱ͕ί ϯςφʹ͔͔Ε͍ͯΔͷͰBookRepositoryΛ஫ೖͯ͠(※1)ɺ BookServiceΫϥεͷΠϯελϯεΛ࡞Δ • BookControllerͷindexϝιουʹ͸RequestΫϥε͕λΠϓώϯτ͞ Ε͍ͯΔͷͰ(※2)ɺ͜ΕΛ஫ೖͯ͠(※1)ϝιουͷ಺෦ॲཧ͕࢝·Δ
22. αʔϏείϯςφ௒ศརʂ
23. Laravelͷඍົͳͱ͜Ζ • ଞͷϑϨʔϜϫʔΫͱൺ΂Δͱɺ΍΍ॏྔڃ • ϨϯλϧαʔόʔͳͲͰ͸ϝϞϦෆ଍Ͱॳظઃ ఆ͢Βग़དྷͳ͍ͱ͖΋ • αʔϏείϯςφͰ͢΂ͯ಺แͯ͠ΔͷͰߴ଎ Ͱ͋Δͱ͸ݴ͍ʹ͍͘ • ॳ৺ऀʹ͸೉͍͠
24. ·͊ɺɺɺͰ΋ʂ • ͦ΋ͦ΋PHPͬͯ͘͢͝଎͍༁Ͱ΋ͳ͍ • ϨϯαόͰಈ͔͢ͷ΋΄΅ແ͍ʹ౳͍͠ • ଎౓ΑΓ΋ɺॻ͖΍͢͞ɺςετ͠΍͢͞ॏ ࢹͷ΄͏͕ྑ͍ͱࢥ͏
25. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ