1. Laravel
PHP Conference Hokkaido 2019
@okashoi WILLGATE, Inc.

2. •
• 🙆
•
• #phpcondo
2

3. • 2
• 3
• 5
• Laravel 10
• 3
• 2
3

4. • 2
• 3
• 5
• Laravel 10
• 3
• 2
4

5. • 2
• 3
• 5
• Laravel 10
• 3
• 2
5

6. • 2
• 3
• 5
• Laravel 10
• 3
• 2
6

7. • 2
• 3
• 5
• Laravel 10
• 3
• 2
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8. • 2
• 3
• 5
• Laravel 10
• 3
• 2
8

9. 🏁
•
• Laravel
9

10. 🙅
•
• Laravel
•
10

11. • 2
• 3
• 5
• Laravel 10
• 3
• 2
11

12. 2012
”The Clean Architecture - The Clean Code Blog”,
https://blog.cleancoder.com/uncle-bob/2012/08/13/the-clean-architecture.html
12

13. 13
2017 2018

14. ”The Clean Architecture - The Clean Code Blog”,
https://blog.cleancoder.com/uncle-bob/2012/08/13/the-clean-architecture.html
14

15. •
•
•
15

16. •
•
•
※ PHP
16

17. “
”
17

18. • 2
• 3
• 5
• Laravel 10
• 3
• 2
18

19. 19

20. 20

21. 21
🙅

22. 22

23. 23

24. • Enterprise Business Rules
•
•
• Application Business Rules
•
24

25. https://little-hands.hatenablog.com/entry/2019/07/26/
domain-knowledge 25

26. 26

27. 27
↑

28. 28

29. package foo;
import bar;
class Foo {
bar.Bar x;
function doFoo() {
x.process();
}
}
29
package bar;
class Bar {
function process() {
// do something...
}
}

30. package foo;
import bar;
class Foo {
bar.Bar x;
function doFoo() {
x.process();
}
}
30
package bar;
class Bar {
function process() {
// do something...
}
}
foo bar = foo → bar

31. package foo;
import bar;
class Foo {
bar.Bar x;
function doFoo() {
x.process();
}
}
31
package bar;
class Bar {
function process() {
// do something...
}
}
foo bar = foo → bar

32. package foo;
import bar;
class Foo {
bar.Bar x;
function doFoo() {
x.process();
}
}
32
package bar;
class Bar {
function process() {
// do something...
}
}
foo → bar
foo → bar

33. package foo;
class Foo {
Buz x;
function doFoo() {
x.process();
}
}
interface Buz {
function process();
}
33
package bar;
import foo;
class Bar implements foo.Buz {
function process() {
// do something...
}
}

34. package foo;
class Foo {
Buz x;
function doFoo() {
x.process();
}
}
interface Buz {
function process();
}
34
package bar;
import foo;
class Bar implements foo.Buz {
function process() {
// do something...
}
}

35. package foo;
class Foo {
Buz x;
function doFoo() {
x.process();
}
}
interface Buz {
function process();
}
35
package bar;
import foo;
class Bar implements foo.Buz {
function process() {
// do something...
}
}
foo bar = foo → bar

36. package foo;
class Foo {
Buz x;
function doFoo() {
x.process();
}
}
interface Buz {
function process();
}
36
package bar;
import foo;
class Bar implements foo.Buz {
function process() {
// do something...
}
}
bar foo = foo ← bar

37. package foo;
class Foo {
Buz x;
function doFoo() {
x.process();
}
}
interface Buz {
function process();
}
37
package bar;
import foo;
class Bar implements foo.Buz {
function process() {
// do something...
}
}
foo → bar
foo ← bar

38. =
38

39. “
”
39

40. •
➡
40

41. 41
UI

42. • 2
• 3
• 5
• Laravel 10
• 3
• 2
42

43. Laravel
• DI
• Eloquent
43

44. Laravel
•
Service Provider
• Laravel
44

45. Laravel
•
Service Provider
• Laravel
45

46. @Laravel JP Conference 2019
https://speakerdeck.com/mikakane/laravel-package-
development 46

47. 47
packages

48. Service Provider
•
•
• =
• =
48

49. Service Provider
49
class AppServiceProvider extends ServiceProvider
{
/**
* Register any application services.
*
* @return void
*/
public function register()
{
$this->app->bind(IdProvider::class, AutoIncrementTaskIdProvider::class);
$this->app->bind(TaskRepositoryInterface::class, TaskRepository::class);
}

50. Service Container
50
/**
* Interactor constructor.
* @param IdProvider $idProvider
* @param TaskRepository $taskRepository
* @param NormalOutputBoundary $normalOutputBoundary
*/
public function __construct(IdProvider $idProvider, TaskRepository $taskRepository, …
{
$this->idProvider = $idProvider;
$this->taskRepository = $taskRepository;
$this->normalOutputBoundary = $normalOutputBoundary;
}

51. Laravel
•
Service Provider
• Laravel
51

52. Clean Architecture
Clean Architecture
Kindle No. 3228/6016 52

53. 53

54. 54

55. •
•
ID
55

56. •
•
• POPO Plain Old PHP Object
➡
56

57. PHP
57
<?php
namespace MyAppEntitiesTask;
use DatetimeImmutable;
/**
* Class Inbox
* @package MyAppEntitiesTask
*/
final class Inbox extends Task
{
/**
* @var EstimatedTime|null
*/
private $estimatedTime;

58. 58

59. 59

60. •
•
•
60

61. 61
<?php
namespace MyAppComponentsCreateInboxUseCase;
use MyAppEntitiesTask{Task, Id};
/**
* Interface TaskRepository
* @package MyAppComponentsCreateInboxUseCase
*/
interface TaskRepository
{
/**
* 与えられたタスクを永続化する
*
* @param Task $task
*/
public function save(Task $task): void;

62. 62

63. Web UI
63

64. Web UI
64

65. Web UI
•
• 🙆
• Eloquent
65

66. <?php
namespace MyAppComponentsCreateInboxDataAccessDatabaseRepositories;
// 略
/**
* Class TaskRepository
* @package MyAppComponentsCreateInboxDataAccessDatabaseRepositories
*/
class TaskRepository implements TaskRepositoryInterface
{
/**
* 与えられたタスクを永続化する
*
* @param Task $task
*/
public function save(Task $task): void
{
$taskRecord = EloquentsTask::create([
'name' => $task->name()->value(),
'note' => $task->note()->value(),
]);
66

67. <?php
namespace MyAppComponentsCreateInboxDataAccessDatabaseRepositories;
// 略
/**
* Class TaskRepository
* @package MyAppComponentsCreateInboxDataAccessDatabaseRepositories
*/
class TaskRepository implements TaskRepositoryInterface
{
/**
* 与えられたタスクを永続化する
*
* @param Task $task
*/
public function save(Task $task): void
{
$taskRecord = EloquentsTask::create([
'name' => $task->name()->value(),
'note' => $task->note()->value(),
]);
Eloquent
67

68. “
”
68

69. https://github.com/okashoi/laravel-clean-
architecture
•
•
•
69

70. • 2
• 3
• 5
• Laravel 10
• 3
• 2
70

71. 71
UI

72. package foo;
class Foo {
Buz x;
function doFoo() {
x.process();
}
}
interface Buz {
function process();
}
72
package bar;
import foo;
class Bar implements foo.Buz {
function process() {
// do something...
}
}

73. Laravel
•
Service Provider
• Laravel
73

74. • 2
• 3
• 5
• 10
• 3
• 2
74

75. /
@okashoi
@okashoi
75

76. • Hacker’s GATE
76

77. • Oysters
77

78. • Laravel JP Conference 2020
78https://conference2020.laravel.jp/

79. /
@okashoi
@okashoi
79
😄