Silex (confoo)

Transcript

1. Wednesday, February 29, 12

2. • phpBB • Symfony2 • Silex • Composer igorw @igorwesome

   Wednesday, February 29, 12

3. Wednesday, February 29, 12

4. Silex Symfony2 μ-framework Wednesday, February 29, 12

5. Silex is not Symfony Wednesday, February 29, 12

6. Microframework Wednesday, February 29, 12

7. Wednesday, February 29, 12

8. What? • Bare bones • Routes mapped to controllers •

   The ‘C’ of ‘MVC’ • REST • Single file app Wednesday, February 29, 12

9. Why? Wednesday, February 29, 12

10. Sometimes a full-stack framework is too much for a simple

    task. Wednesday, February 29, 12

11. simple Wednesday, February 29, 12

12. What makes silex special? Wednesday, February 29, 12

13. • concise • extensible • testable Wednesday, February 29, 12

14. • concise • extensible • testable Wednesday, February 29, 12

15. • concise • extensible • testable Wednesday, February 29, 12

16. • concise • extensible • testable Wednesday, February 29, 12

17. • concise • extensible • testable Wednesday, February 29, 12

18. Http Kernel Interface Wednesday, February 29, 12

19. Response handle(Request $request) Wednesday, February 29, 12

20. client Wednesday, February 29, 12

21. request client Wednesday, February 29, 12

22. reponse client request Wednesday, February 29, 12

23. clean Wednesday, February 29, 12

24. PSR-0 Wednesday, February 29, 12

25. Wednesday, February 29, 12

26. Silex is not Symfony Wednesday, February 29, 12

27. Silex is a user interface for Symfony Wednesday, February 29,

    12

28. require_once __DIR__.'/silex.phar'; $app = new Silex\Application(); $app->get('/', function() { return

    "Hello world!"; }); Wednesday, February 29, 12

29. Phar require_once __DIR__.'/silex.phar'; $app = new Silex\Application(); $app->get('/', function() {

    return "Hello world!"; }); Wednesday, February 29, 12

30. Application require_once __DIR__.'/silex.phar'; $app = new Silex\Application(); $app->get('/', function() {

    return "Hello world!"; }); Wednesday, February 29, 12

31. require_once __DIR__.'/silex.phar'; $app = new Silex\Application(); $app->get('/', function() { return

    "Hello world!"; }); Controller Wednesday, February 29, 12

32. $app->run(); Wednesday, February 29, 12

33. Wednesday, February 29, 12

34. <IfModule mod_rewrite.c> RewriteEngine On RewriteBase /some/path RewriteCond %{REQUEST_FILENAME} !-f RewriteCond

    %{REQUEST_FILENAME} !-d RewriteRule ^(.*)$ index.php [QSA,L] </IfModule> Wednesday, February 29, 12

35. server { location / { if (-f $request_filename) { break;

    } rewrite ^(.*) /index.php last; } location ~ index\.php$ { fastcgi_pass /var/run/php5-fpm.sock; fastcgi_index index.php; include fastcgi_params; } } Wednesday, February 29, 12

36. Wait a minute! Wednesday, February 29, 12

37. Lambdas λ Wednesday, February 29, 12

38. $(function () { $("a").on("click", function (event) { alert("Thanks for visiting!");

    }); }); Wednesday, February 29, 12

39. PHP 5.3 Wednesday, February 29, 12

40. $f = function ($a, $b) { return $a + $b;

    }; $f(1, 2); Wednesday, February 29, 12

41. lazy $f = function () { exit; }; Wednesday, February

    29, 12

42. nested $f = function () { return function () {

    return true; }; }; $g = $f(); $value = $g(); Wednesday, February 29, 12

43. scope $outer = 'world'; $f = function () use ($outer)

    { $inner = 'hello'; return "$inner $outer"; }; => "hello world" Wednesday, February 29, 12

44. scope $helloWorld = function () { $outer = 'world'; $f

    = function () use ($outer) { $inner = 'hello'; return "$inner $outer"; }; return $f(); } Wednesday, February 29, 12

45. passing $output = function ($info) { echo $info."\n"; }; $doStuff

    = function ($output) { $output('doing some magic'); doMagic(); $output('did some magic'); }; Wednesday, February 29, 12

46. factory $userFactory = function ($name) { return new User($name); };

    // ... $user = $userFactory($_POST['name']); Wednesday, February 29, 12

47. event listener $emitter = new EventEmitter(); $emitter->on('user.create', function (User $user)

    { $msg = sprintf("User %s created.", $user->name); log($msg); }); Wednesday, February 29, 12

48. Usage Wednesday, February 29, 12

49. $app->get('/', function () { return "Hello world!"; }); Wednesday, February

    29, 12

50. Dynamic Routing Wednesday, February 29, 12

51. $app->get('/hello/{name}', function ($name) use ($app) { return "Hello ".$app->escape($name); });

    Wednesday, February 29, 12

52. $app->get('/hello/{name}', function ($name) use ($app) { return "Hello ".$app->escape($name); });

    Wednesday, February 29, 12

53. Controllers Wednesday, February 29, 12

54. assert $app->get('/blog/{id}', function ($id) { ... }) ->assert('id', '\d+'); Wednesday,

    February 29, 12

55. value $app->get('/{page}', function ($page) { ... }) ->value('page', 'index'); Wednesday,

    February 29, 12

56. bind $app->get('/', function () { ... }) ->bind('homepage'); $app['url_generator']->generate('homepage') Wednesday,

    February 29, 12

57. bind $app->get('/blog/{id}', function ($id) { ... }) ->bind('blog.post'); $app['url_generator'] ->generate('blog.post',

    array('id' => $id)) Wednesday, February 29, 12

58. convert $app->get('/blog/{post}', function (Post $post) { ... }) ->convert('post', function

    ($post) use ($app) { $id = (int) $post; return $app['posts']->find($id); }); Wednesday, February 29, 12

59. Before & After Wednesday, February 29, 12

60. $app->before(function () { ... }); $app->get('/', function () { ...

    }); $app->after(function () { ... }); Wednesday, February 29, 12

61. $app->before(function (Request $request) { $loggedIn = $request ->getSession() ->get('logged_in'); if

    (!$loggedIn) { return new RedirectResponse('/login'); } }); Wednesday, February 29, 12

62. $app->after(function (Request $request, Response $response) { // tweak the Response

    }); Wednesday, February 29, 12

63. Methods Wednesday, February 29, 12

64. • get • post • put • delete • head

    • options Wednesday, February 29, 12

65. $app->get('/posts/{id}', ...); $app->post('/posts', ...); $app->put('/posts/{id}', ...); $app->delete('/post/{id}', ...); Wednesday, February

    29, 12

66. use Symfony\Component\HttpFoundation\Request; use Symfony\Component\HttpFoundation\Response; $app->post('/message', function (Request $request) { mail(

    'me@me.me', 'New message', $request->get('body') ); return new Response('Email has been sent!', 201); }); Wednesday, February 29, 12

67. Caching Wednesday, February 29, 12

68. Error Handling Wednesday, February 29, 12

69. use Symfony\Component\HttpFoundation\Response; $app->error(function (\Exception $e, $code) { return new Response('Whoops!',

    $code); }); Wednesday, February 29, 12

70. $app->abort(404, "Could not find the thing."); Wednesday, February 29, 12

71. $app['debug'] = true; Wednesday, February 29, 12

72. Redirecting Wednesday, February 29, 12

73. $app->get('/', function () use ($app) { return $app->redirect('/hello'); }); Wednesday,

    February 29, 12

74. Pimple Wednesday, February 29, 12

75. 50 NCLOC Wednesday, February 29, 12

76. $container = new Pimple(); Wednesday, February 29, 12

77. $app = new Silex\Application(); Wednesday, February 29, 12

78. Parameters $app['some_parameter'] = 'value'; $app['asset.host'] = 'http://cdn.mysite.com/'; $app['database.dsn'] = 'mysql:dbname=myapp';

    Wednesday, February 29, 12

79. Services $app['some_service'] = function () { return new Service(); };

    Wednesday, February 29, 12

80. $service = $app['some_service']; Wednesday, February 29, 12

81. Dependencies $app['some_service'] = function ($app) { return new Service( $app['some_other_service'],

    $app['some_service.config'] ); }; Wednesday, February 29, 12

82. Shared $app['some_service'] = $app->share(function () { return new Service(); });

    Wednesday, February 29, 12

83. Protected $app['lambda_parameter'] = $app->protect( function ($a, $b) { return $a

    + $b; }); // will not execute the lambda $add = $app['lambda_parameter']; // calling it now echo $add(2, 3); Wednesday, February 29, 12

84. Exposed Services • debug • request • autoloader • routes

    • controllers • dispatcher • resolver • kernel Wednesday, February 29, 12

85. Service Providers Wednesday, February 29, 12

86. interface ServiceProviderInterface { function register(Application $app); } Wednesday, February 29,

    12

87. Core Service Providers • doctrine • form • http cache

    • monolog • session • swiftmailer • symfony bridges • translation • twig • url generator • validator Wednesday, February 29, 12

88. 3rd Party • doctrine orm • pomm (postgres) • predis

    • mongo • KyotoTycoon • memcache • rest • markdown • gravatar • buzz • config • solr • profiler • ... Wednesday, February 29, 12

89. Redis Wednesday, February 29, 12

90. $app->register(new PredisServiceProvider()); Wednesday, February 29, 12

91. $app->get('/{id}', function ($id) use ($app) { $key = 'pastes:'.$id; $paste

    = $app['predis']->hgetall($key); ... }); Wednesday, February 29, 12

92. Wednesday, February 29, 12

93. • smallish sites • well-defined scope • prototyping • restful

    apis When to use Wednesday, February 29, 12

94. and many more... Wednesday, February 29, 12

95. Wednesday, February 29, 12

96. New feature: Composer Wednesday, February 29, 12

97. Wednesday, February 29, 12

98. { "require": { "silex/silex": "1.0.*" } } composer.json Wednesday, February

    29, 12

99. $ php composer.phar install Wednesday, February 29, 12

100. require 'vendor/.composer/autoload.php'; Wednesday, February 29, 12

101. New feature: Streaming Wednesday, February 29, 12

102. $app->get('/some-video', function () use ($app) { $file = $app['app.video_filename']; $stream

     = function () use ($file) { readfile($file); }; return $app->stream( $stream, 200, array('Content-Type' => 'video/mpeg') ); }); Wednesday, February 29, 12

103. on github fabpot/Silex fabpot/Pimple Wednesday, February 29, 12

104. silex.sensiolabs.org Wednesday, February 29, 12

105. Ω Wednesday, February 29, 12

106. Questions? joind.in/5971 @igorwesome speakerdeck.com /u/igorw Wednesday, February 29, 12