This document summarizes a presentation about PHP given in 2013. It discusses PHP version history from 1.0 to the upcoming 5.5 release. It covers new features introduced in PHP 5.3 like namespaces, closures, and PHAR. Features in PHP 5.4 like traits and array syntax are also mentioned. The presentation introduces Composer for dependency management and PSR standards for autoloading, coding style, logging interfaces, and more. It also briefly discusses the Symfony framework and PHP community events.

1. PHP 2013
Raúl Fraile

2. thegreenbees.es nitsnets.com
proweb.ua.es servergrove.es
sharedsecrets.com cloid.net

3. Antes de empezar...

5. Próxima reunión:
Lunes 17 de Junio
Pablo Godel
Despliegue de aplicaciones PHP
Fundador de ServerGrove
Creador de la mailing-list de PHP en español
Viviendo en USA desde 1999

6. PHP 5.3+

7. 1.0 08-06-1995
2.0 01-11-1997
3.0 06-06-1998
4.0 22-05-2000
5.0 13-07-2004
5.1 24-11-2005
5.2 02-11-2006
5.3 30-06-2009
5.4 01-03-2012
5.5 RC1 09-05-2013

8. Futuras versiones: releases
más frecuentes

9. PHP 5.3: Namespaces,
closures, PHAR...

10. <?php
namespace LadybugTheme;
use LadybugFormatFormatInterface;
use LadybugContainer;
abstract class BaseTheme implements ThemeInterface
{
/** @var Container $container */
protected $container;
protected $formats;
public function __construct(Container $container)
{
$this->container = $container;
}
}

11. <?php
$values = range(1, 30);
$evenNumbers = array_filter($values, function($number)
{
return ($number % 2) == 0;
});

12. PHP 5.4:Traits, sintaxis corta
para arrays, servidor web...

13. <?php
trait Loggable {
public function log() {
// my log function
}
}
class Car {
use Loggable;
}
$car = new Car();
$car->log();

14. Composer

15. Gestor de dependencias para PHP

16. {
"require": {
"doctrine/orm": "2.2.3"
}
}

17. {
"require": {
"doctrine/orm": "2.2.*"
}
}

18. {
"require": {
"doctrine/orm": ">=2.2.3"
}
}

19. {
"require": {
"doctrine/orm": ">=2.2.3"
},
"require-dev": {
"mockery/mockery": "0.8.0"
}
}

20. composer.jsonVS composer.lock

21. packagist.org

22. security.sensiolabs.org

23. Estándares

24. Framework Interop Group
www.php-fig.org

25. PSR-0:Autoloading

26. Se lanza cuando se intenta
utilizar una clase o
interface no definido
previamente

27. Traductor
namespace -> archivo
∖Doctrine∖DBAL∖Driver [lib_path]/Doctrine/DBAL/Driver.php

28. bool spl_autoload_register(
[callable $autoload_function,
[bool $throw = true,
[bool $prepend = false]]]
)

29. PSR-1/2: Coding Standard

30. Importante: elegir un CS
y ser consistente

31. Proyectos open source:
compartir mismo CS

32. fabpot / PHP-CS-Fixer

33. PSR-3: Logger Interface

34. namespace PsrLog;
interface LoggerInterface
{
/**
* System is unusable.
*/
public function emergency($message, array $context = array());
/**
* Action must be taken immediately.
*/
public function alert($message, array $context = array());
/**
* Critical conditions.
*/
public function critical($message, array $context = array());
/**
* Runtime errors that do not require immediate action but should typically
* be logged and monitored.
*/
public function error($message, array $context = array());
/**
* Exceptional occurrences that are not errors.
*/
public function warning($message, array $context = array());
...

35. Symfony

36. Más que un framework

37. Componentes independientes
y desacoplados

38. BrowserKit
ClassLoader
Config
Console
CssSelector
DependencyInjection
DomCrawler
EventDispatcher
Finder
Form
HttpFoundation
HttpKernel
Locale
Process
Routing
Security
Serializer
Templating
Translation
Validator
Yaml
StopWatch
PropertyAccessOptionsResolver

40. Comunidad

41. Conferencias

42. Buena oportunidad para
aprender y hacer contactos

43. desymfony.com

44. GitHub

45. Tu verdadero CV

46. raulfraile/Ladybug

47. symfony2cheatsheet.com

48. Less talk, more code

49. ¿Preguntas?