Silex (confoo) - Speaker Deck

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Wednesday, February 29, 12

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• phpBB • Symfony2 • Silex • Composer igorw @igorwesome Wednesday, February 29, 12

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Wednesday, February 29, 12

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Silex Symfony2 μ-framework Wednesday, February 29, 12

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Silex is not Symfony Wednesday, February 29, 12

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Microframework Wednesday, February 29, 12

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Wednesday, February 29, 12

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What? • Bare bones • Routes mapped to controllers • The ‘C’ of ‘MVC’ • REST • Single ﬁle app Wednesday, February 29, 12

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Why? Wednesday, February 29, 12

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Sometimes a full-stack framework is too much for a simple task. Wednesday, February 29, 12

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simple Wednesday, February 29, 12

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What makes silex special? Wednesday, February 29, 12

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

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

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

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

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

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Http Kernel Interface Wednesday, February 29, 12

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

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client Wednesday, February 29, 12

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request client Wednesday, February 29, 12

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reponse client request Wednesday, February 29, 12

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clean Wednesday, February 29, 12

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PSR-0 Wednesday, February 29, 12

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Wednesday, February 29, 12

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Silex is not Symfony Wednesday, February 29, 12

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Silex is a user interface for Symfony Wednesday, February 29, 12

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require_once __DIR__.'/silex.phar'; $app = new Silex\Application(); $app->get('/', function() { return "Hello world!"; }); Wednesday, February 29, 12

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Phar require_once __DIR__.'/silex.phar'; $app = new Silex\Application(); $app->get('/', function() { return "Hello world!"; }); Wednesday, February 29, 12

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Application require_once __DIR__.'/silex.phar'; $app = new Silex\Application(); $app->get('/', function() { return "Hello world!"; }); Wednesday, February 29, 12

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require_once __DIR__.'/silex.phar'; $app = new Silex\Application(); $app->get('/', function() { return "Hello world!"; }); Controller Wednesday, February 29, 12

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

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Wednesday, February 29, 12

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RewriteEngine On RewriteBase /some/path RewriteCond %{REQUEST_FILENAME} !-f RewriteCond %{REQUEST_FILENAME} !-d RewriteRule ^(.*)$ index.php [QSA,L] Wednesday, February 29, 12

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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

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Wait a minute! Wednesday, February 29, 12

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Lambdas λ Wednesday, February 29, 12

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$(function () { $("a").on("click", function (event) { alert("Thanks for visiting!"); }); }); Wednesday, February 29, 12

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PHP 5.3 Wednesday, February 29, 12

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$f = function ($a, $b) { return $a + $b; }; $f(1, 2); Wednesday, February 29, 12

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lazy $f = function () { exit; }; Wednesday, February 29, 12

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

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

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

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passing $output = function ($info) { echo $info."\n"; }; $doStuff = function ($output) { $output('doing some magic'); doMagic(); $output('did some magic'); }; Wednesday, February 29, 12

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factory $userFactory = function ($name) { return new User($name); }; // ... $user = $userFactory($_POST['name']); Wednesday, February 29, 12

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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

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Usage Wednesday, February 29, 12

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$app->get('/', function () { return "Hello world!"; }); Wednesday, February 29, 12

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Dynamic Routing Wednesday, February 29, 12

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$app->get('/hello/{name}', function ($name) use ($app) { return "Hello ".$app->escape($name); }); Wednesday, February 29, 12

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$app->get('/hello/{name}', function ($name) use ($app) { return "Hello ".$app->escape($name); }); Wednesday, February 29, 12

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Controllers Wednesday, February 29, 12

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assert $app->get('/blog/{id}', function ($id) { ... }) ->assert('id', '\d+'); Wednesday, February 29, 12

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value $app->get('/{page}', function ($page) { ... }) ->value('page', 'index'); Wednesday, February 29, 12

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bind $app->get('/', function () { ... }) ->bind('homepage'); $app['url_generator']->generate('homepage') Wednesday, February 29, 12

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bind $app->get('/blog/{id}', function ($id) { ... }) ->bind('blog.post'); $app['url_generator'] ->generate('blog.post', array('id' => $id)) Wednesday, February 29, 12

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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

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Before & After Wednesday, February 29, 12

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

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$app->before(function (Request $request) { $loggedIn = $request ->getSession() ->get('logged_in'); if (!$loggedIn) { return new RedirectResponse('/login'); } }); Wednesday, February 29, 12

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$app->after(function (Request $request, Response $response) { // tweak the Response }); Wednesday, February 29, 12

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Methods Wednesday, February 29, 12

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• get • post • put • delete • head • options Wednesday, February 29, 12

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$app->get('/posts/{id}', ...); $app->post('/posts', ...); $app->put('/posts/{id}', ...); $app->delete('/post/{id}', ...); Wednesday, February 29, 12

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use Symfony\Component\HttpFoundation\Request; use Symfony\Component\HttpFoundation\Response; $app->post('/message', function (Request $request) { mail( '[email protected]', 'New message', $request->get('body') ); return new Response('Email has been sent!', 201); }); Wednesday, February 29, 12

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Caching Wednesday, February 29, 12

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Error Handling Wednesday, February 29, 12

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use Symfony\Component\HttpFoundation\Response; $app->error(function (\Exception $e, $code) { return new Response('Whoops!', $code); }); Wednesday, February 29, 12

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

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

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Redirecting Wednesday, February 29, 12

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$app->get('/', function () use ($app) { return $app->redirect('/hello'); }); Wednesday, February 29, 12

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Pimple Wednesday, February 29, 12

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50 NCLOC Wednesday, February 29, 12

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

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

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Parameters $app['some_parameter'] = 'value'; $app['asset.host'] = 'http://cdn.mysite.com/'; $app['database.dsn'] = 'mysql:dbname=myapp'; Wednesday, February 29, 12

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Services $app['some_service'] = function () { return new Service(); }; Wednesday, February 29, 12

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

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Dependencies $app['some_service'] = function ($app) { return new Service( $app['some_other_service'], $app['some_service.config'] ); }; Wednesday, February 29, 12

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Shared $app['some_service'] = $app->share(function () { return new Service(); }); Wednesday, February 29, 12

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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

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Exposed Services • debug • request • autoloader • routes • controllers • dispatcher • resolver • kernel Wednesday, February 29, 12

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Service Providers Wednesday, February 29, 12

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interface ServiceProviderInterface { function register(Application $app); } Wednesday, February 29, 12

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Core Service Providers • doctrine • form • http cache • monolog • session • swiftmailer • symfony bridges • translation • twig • url generator • validator Wednesday, February 29, 12

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3rd Party • doctrine orm • pomm (postgres) • predis • mongo • KyotoTycoon • memcache • rest • markdown • gravatar • buzz • conﬁg • solr • proﬁler • ... Wednesday, February 29, 12

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Redis Wednesday, February 29, 12

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

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$app->get('/{id}', function ($id) use ($app) { $key = 'pastes:'.$id; $paste = $app['predis']->hgetall($key); ... }); Wednesday, February 29, 12

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Wednesday, February 29, 12

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• smallish sites • well-deﬁned scope • prototyping • restful apis When to use Wednesday, February 29, 12

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

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Wednesday, February 29, 12

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New feature: Composer Wednesday, February 29, 12

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Wednesday, February 29, 12

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{ "require": { "silex/silex": "1.0.*" } } composer.json Wednesday, February 29, 12

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

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

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New feature: Streaming Wednesday, February 29, 12

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$app->get('/some-video', function () use ($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

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

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silex.sensiolabs.org Wednesday, February 29, 12

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Ω Wednesday, February 29, 12

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