PSR

​PHP Standards Recommendations

FIG

 Framework Interoperability Group

Process

  • Pre-Draft
  • Draft
  • Review
  • Accepted

 

  • Deprecated
  • Abandoned

PSR 0 (deprecated)

Remplacé par le PSR-4

PSR 1 & PSR 2

Pour un code tout propre

<?php
namespace Vendor\Package;

use FooInterface;
use BarClass as Bar;
use OtherVendor\OtherPackage\BazClass;

class Foo extends Bar implements FooInterface
{
    public function sampleMethod($a, $b = null)
    {
        if ($a === $b) {
            bar();
        } elseif ($a > $b) {
            $foo->bar($arg1);
        } else {
            BazClass::bar($arg2, $arg3);
        }
    }

    final public static function bar()
    {
        // method body
    }
}

PSR 3

LoggerInterface

<?php

namespace Psr\Log;


interface LoggerInterface
{

    public function emergency(string $message, array $context = array()): void;

    public function alert(string $message, array $context = array()): void;

    public function critical(string $message, array $context = array()): void;

    public function error(string $message, array $context = array()): void;

    public function warning(string $message, array $context = array()): void;

    public function notice(string $message, array $context = array()): void;

    public function info(string $message, array $context = array()): void;

    public function debug(string $message, array $context = array()): void;

    public function log(string $level, $message, array $context = array()): void;

}

PSR 4

Autoloader

\Graf\Framework ./lib
\Graf\Framework\Demo\Server ./lib/Demo/Server.php

PSR 6

Caching Interface

<?php

namespace Psr\Cache;

interface CacheItemInterface
{
    public function getKey(): string;

    public function get();

    public function isHit(): bool;

    public function set($value);

    public function expiresAt($expiration);

    public function expiresAfter($time);

}
<?php

namespace Psr\Cache;

interface CacheItemPoolInterface
{

    public function getItem(string $key): CacheItemInterface;

    public function getItems(array $keys = array()): iterable;

    public function hasItem(string $key): bool;

    public function clear(): bool;

    public function deleteItem(string $key): bool;

    public function deleteItems(array $keys): bool;

    public function save(CacheItemInterface $item): bool;

    public function saveDeferred(CacheItemInterface $item): bool;

    public function commit(): bool;
}

PSR 16

"Simple" Caching Interface

<?php

namespace Psr\SimpleCache;

interface CacheInterface
{

    public function get(string $key, $default = null);

    public function set(string $key, $value, $ttl = null): bool;

    public function delete(string $key): bool;

    public function clear(): bool;

    public function getMultiple(iterable $keys, $default = null);

    public function setMultiple(iterable $values, $ttl = null): bool;

    public function deleteMultiple(iterable $keys): bool;

    public function has(string $key): bool;
}

PSR 7

HTTP message interfaces

<?php

namespace Psr\Http\Message;

interface MessageInterface
{

    public function getProtocolVersion(): string;

    public function withProtocolVersion(string $version): self;

    public function getHeaders(): array;

    public function hasHeader(string $name): bool;

    public function getHeader(string $name): array;

    public function getHeaderLine(string $name): string;

    public function withHeader(string $name, $value): self;

    public function withAddedHeader(string $name, $value): self;

    public function withoutHeader(string $name): self;

    public function getBody(): StreamInterface;

    public function withBody(StreamInterface $body): self;
    
}
<?php
namespace Psr\Http\Message;

interface ServerRequestInterface extends RequestInterface
{

    public function getServerParams(): array;

    public function getCookieParams(): array;

    public function withCookieParams(array $cookies): self;

    public function getQueryParams(): array;

    public function withQueryParams(array $query): self;

    public function getUploadedFiles(): array;

    public function withUploadedFiles(array $uploadedFiles): self;

    public function getParsedBody();

    public function withParsedBody($data): self;

    public function getAttributes(): array;

    public function getAttribute(string $name, $default = null);

    public function withAttribute(string $name, $value): self;

    public function withoutAttribute(string $name): self;
    
}
<?php
namespace Psr\Http\Message;

interface RequestInterface extends MessageInterface
{

    public function getRequestTarget(): string;

    public function withRequestTarget($requestTarget): self;

    public function getMethod(): string;

    public function withMethod(string $method): self;

    public function getUri(): UriInterface;

    public function withUri(UriInterface $uri, bool $preserveHost = false): self;
}

PSR 11

ContainerInterface

<?php
namespace Psr\Container;

interface ContainerInterface
{
    
    public function get(string $id);

    public function has(string $id): bool;

}

PSR 13

Link Interfaces

<?php

namespace Psr\Link;

interface LinkInterface
{
    
    public function getHref(): string;

    public function isTemplated(): bool;

    public function getRels(): array;

    public function getAttributes(): array ;
}

Draft

PSR 5 (draft)

PHPDoc

PSR 8 (draft)

Huggable Interface

PSR 9 & 10 (draft)

Security Reporting

PSR 12 (draft)

Encore plus de règles de formatage

<?php
namespace Vendor\Package;

use FooClass;
use BarClass as Bar;
use Vendor\Package\Namespace\{
    SubnamespaceOne\ClassA,
    SubnamespaceOne\ClassB,
    SubnamespaceTwo\ClassY,
    ClassZ,
};

class ClassName extends ParentClass implements \ArrayAccess, \Countable
{
    // constants, properties, methods
}

PSR 14 (draft)

Event Manager

<?php

namespace Psr\EventManager;

interface EventManagerInterface
{
    public function attach(string $event, callable $callback, int $priority = 0): bool;

    public function detach(string $event, callable $callback): bool;

    public function clearListeners(string $event): void;

    public function trigger($event, $target = null, $argv = array());
}

PSR 15 (draft)

HTTP Middlewares

<?php

namespace Psr\Http\ServerMiddleware;

use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;

interface MiddlewareInterface
{
    public function process(
        ServerRequestInterface $request,
        DelegateInterface $delegate
    ): ResponseInterface;
}

PSR 17 (draft)

HTTP Factories

<?php
namespace Psr\Http\Message;

use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\UriInterface;

interface RequestFactoryInterface
{
    public function createRequest($method, $uri): RequestInterface;
}

interface ResponseFactoryInterface
{
    public function createResponse($code = 200): ResponseInterface;
}

Qu'est ce que le PSR ?

By Jonathan Boyer

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Qu'est ce que le PSR ?

Petite présentation sur l'utilité du PSR et de ses standards

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