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FauxHookHandlerArray.php
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FauxHookHandlerArray.php
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<?php
namespace MediaWiki\HookContainer;
use InvalidArgumentException;
use LogicException;
use OutOfBoundsException;
/**
* @internal
*/
class FauxHookHandlerArray implements \ArrayAccess, \IteratorAggregate {
private HookContainer $hookContainer;
private string $name;
private ?array $handlers = null;
/**
* @param HookContainer $hookContainer
* @param string $name
*/
public function __construct( HookContainer $hookContainer, string $name ) {
$this->hookContainer = $hookContainer;
$this->name = $name;
}
/**
* @inheritDoc
*/
#[\ReturnTypeWillChange]
public function offsetExists( $offset ) {
return $this->getHandler( $offset ) !== null;
}
/**
* @inheritDoc
*/
#[\ReturnTypeWillChange]
public function offsetGet( $offset ) {
$handler = $this->getHandler( $offset );
if ( !$handler ) {
throw new OutOfBoundsException( "No such index in the handler list: $offset" );
}
return $handler;
}
/**
* @inheritDoc
*/
#[\ReturnTypeWillChange]
public function offsetSet( $offset, $value ) {
if ( $offset !== null ) {
throw new InvalidArgumentException( '$offset must be null, this array is append only' );
}
$this->hookContainer->register( $this->name, $value );
$this->handlers = null;
}
/**
* @inheritDoc
* @return never
*/
#[\ReturnTypeWillChange]
public function offsetUnset( $offset ) {
throw new LogicException( 'unset is not supported for hook handler arrays' );
}
private function getHandler( $offset ) {
if ( $this->handlers === null ) {
// NOTE: getHandlerCallbacks() only exists to support this.
// It should be deleted when we no longer need it here.
$this->handlers = $this->hookContainer->getHandlerCallbacks( $this->name );
}
return $this->handlers[$offset] ?? null;
}
#[\ReturnTypeWillChange]
public function getIterator() {
if ( $this->handlers === null ) {
// NOTE: getHandlerCallbacks() only exists to support this.
// It should be deleted when we no longer need it here.
$this->handlers = $this->hookContainer->getHandlerCallbacks( $this->name );
}
return new \ArrayIterator( $this->handlers );
}
}

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text/x-php
Expires
Oct 4 2026, 17:40 (5 w, 4 d ago)
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local-disk
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0b/83/2c72adfe5c2ff35ad3095c4869e6
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FauxHookHandlerArray.php (2 KB)

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