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Standard di Codifica PHP

XOOPS segue standard di codifica PSR-1, PSR-4, e PSR-12 con convenzioni specifiche di XOOPS.


graph TB
subgraph "PSR Standards"
A[PSR-1: Basic Coding]
B[PSR-4: Autoloading]
C[PSR-12: Extended Style]
end
subgraph "XOOPS Conventions"
D[Naming Patterns]
E[File Organization]
F[Documentation]
end
A --> G[Clean Code]
B --> G
C --> G
D --> G
E --> G
F --> G

<?php
// Usa sempre tag PHP completi, mai short tag
// Ometti tag di chiusura ?> in file PHP puri
declare(strict_types=1);
namespace XoopsModules\MyModule;
// Codice qui...
<?php
declare(strict_types=1);
/**
* XOOPS - PHP Content Management System
*
* @package XoopsModules\MyModule
* @subpackage Class
* @author Your Name <email@example.com>
* @copyright 2026 XOOPS Project
* @license GPL-2.0-or-later
* @link https://xoops.org
*/
namespace XoopsModules\MyModule;
use XoopsObject;
use XoopsPersistableObjectHandler;

// PascalCase per nomi classe
class ItemHandler extends XoopsPersistableObjectHandler
{
// ...
}
// Interfacce terminano con "Interface"
interface RepositoryInterface
{
public function find(int $id): ?object;
}
// Trait terminano con "Trait"
trait TimestampTrait
{
public function getCreatedAt(): \DateTimeInterface
{
// ...
}
}
// Classi astratte prefisso "Abstract"
abstract class AbstractEntity
{
// ...
}
// camelCase per metodi
public function getActiveItems(): array
{
// ...
}
// Verbi per metodi azione
public function createItem(array $data): Item
public function updateItem(int $id, array $data): bool
public function deleteItem(int $id): bool
public function findById(int $id): ?Item
public function hasPermission(string $permission): bool
public function isActive(): bool
public function canEdit(): bool
class Item
{
// camelCase per proprietà
private int $itemId;
private string $itemTitle;
private bool $isPublished;
private array $categoryIds;
// camelCase per variabili
public function process(): void
{
$itemCount = 0;
$activeItems = [];
$isValid = true;
}
}
// UPPER_SNAKE_CASE per costanti
class Config
{
public const DEFAULT_ITEMS_PER_PAGE = 10;
public const MAX_UPLOAD_SIZE = 10485760;
public const CACHE_LIFETIME = 3600;
}
// O nelle chiamate define()
define('XOOPS_ROOT_PATH', '/path/to/xoops');
define('MYMODULE_VERSION', '1.0.0');

<?php
declare(strict_types=1);
namespace XoopsModules\MyModule;
use XoopsDatabase;
use XoopsPersistableObjectHandler;
/**
* Handler per oggetti Item
*
* @package XoopsModules\MyModule
*/
class ItemHandler extends XoopsPersistableObjectHandler
{
// 1. Costanti
public const TABLE_NAME = 'mymodule_items';
// 2. Proprietà (ordine visibilità: public, protected, private)
public int $defaultLimit = 10;
protected string $table;
private XoopsDatabase $db;
// 3. Costruttore
public function __construct(?XoopsDatabase $db = null)
{
$this->db = $db ?? \XoopsDatabaseFactory::getDatabaseConnection();
parent::__construct($this->db, self::TABLE_NAME, Item::class, 'id', 'title');
}
// 4. Metodi pubblici
public function getPublishedItems(int $limit = 10): array
{
$criteria = new \CriteriaCompo();
$criteria->add(new \Criteria('status', 'published'));
$criteria->setLimit($limit);
return $this->getObjects($criteria);
}
public function findBySlug(string $slug): ?Item
{
$criteria = new \Criteria('slug', $slug);
$items = $this->getObjects($criteria);
return $items[0] ?? null;
}
// 5. Metodi protetti
protected function validateItem(Item $item): bool
{
// Logica validazione
return true;
}
// 6. Metodi privati
private function sanitizeInput(string $input): string
{
return htmlspecialchars($input, ENT_QUOTES, 'UTF-8');
}
}

// Usa 4 spazi per indentazione (non tab)
class Example
{
public function method(): void
{
if ($condition) {
// 4 spazi
foreach ($items as $item) {
// 8 spazi
$this->process($item);
}
}
}
}
// Una linea bianca tra metodi
public function methodOne(): void
{
// ...
}
public function methodTwo(): void
{
// ...
}
// Nessuno spazio finale
// File termina con singolo newline
// Massimo 120 caratteri per linea
// Spezza lunghe linee logicamente
// Lunghe chiamate metodo
$result = $this->someHandler->processComplexOperation(
$parameter1,
$parameter2,
$parameter3,
$parameter4
);
// Array lunghi
$config = [
'option1' => 'value1',
'option2' => 'value2',
'option3' => 'value3',
];
// Lunghi condizionali
if ($condition1
&& $condition2
&& $condition3
) {
// ...
}
if/elseif/else
if ($condition) {
// code
} elseif ($otherCondition) {
// code
} else {
// code
}
// switch
switch ($value) {
case 1:
doSomething();
break;
case 2:
doSomethingElse();
break;
default:
doDefault();
break;
}
// try/catch
try {
$result = $this->riskyOperation();
} catch (SpecificException $e) {
$this->handleSpecific($e);
} catch (\Exception $e) {
$this->handleGeneral($e);
} finally {
$this->cleanup();
}
// foreach
foreach ($items as $key => $value) {
// code
}
// for
for ($i = 0; $i < $count; $i++) {
// code
}

<?php
declare(strict_types=1);
class TypeExample
{
// Tipi proprietà (PHP 7.4+)
private int $id;
private string $title;
private ?string $description = null;
private array $tags = [];
private bool $isActive = false;
// Costruttore con parametri tipizzati
public function __construct(
int $id,
string $title,
?string $description = null
) {
$this->id = $id;
$this->title = $title;
$this->description = $description;
}
// Dichiarazioni tipo ritorno
public function getId(): int
{
return $this->id;
}
public function getTitle(): string
{
return $this->title;
}
// Tipo ritorno nullable
public function getDescription(): ?string
{
return $this->description;
}
// Union type (PHP 8.0+)
public function getValue(): int|string
{
return $this->value;
}
// Tipo ritorno void
public function setTitle(string $title): void
{
$this->title = $title;
}
// Array ritorno con docblock per contenuti
/**
* @return Item[]
*/
public function getItems(): array
{
return $this->items;
}
}

/**
* Gestisce operazioni CRUD per entità Article
*
* Questo handler fornisce metodi per creare, leggere, aggiornare,
* e eliminare articoli dal database.
*
* @package XoopsModules\Publisher
* @subpackage Handler
* @author XOOPS Development Team
* @since 1.0.0
*/
class ArticleHandler extends XoopsPersistableObjectHandler
{
/**
* Recupera articoli per categoria
*
* Recupera articoli pubblicati appartenenti a categoria specifica,
* ordinati per data creazione decrescente.
*
* @param int $categoryId Identificativo categoria
* @param int $limit Massimo articoli da ritornare
* @param int $offset Offset iniziale per paginazione
* @param bool $published Ritorna solo articoli pubblicati
*
* @return Article[] Array di oggetti Article
*
* @throws \InvalidArgumentException Se ID categoria non è valido
*
* @since 1.0.0
*/
public function getByCategory(
int $categoryId,
int $limit = 10,
int $offset = 0,
bool $published = true
): array {

.php-cs-fixer.php
<?php
$finder = PhpCsFixer\Finder::create()
->in(__DIR__ . '/class')
->in(__DIR__ . '/src');
return (new PhpCsFixer\Config())
->setRules([
'@PSR12' => true,
'array_syntax' => ['syntax' => 'short'],
'ordered_imports' => ['sort_algorithm' => 'alpha'],
'no_unused_imports' => true,
'declare_strict_types' => true,
])
->setFinder($finder);
# phpstan.neon
parameters:
level: 6
paths:
- class/
- src/
ignoreErrors:
- '#Call to an undefined method XoopsObject::#'

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