vendor/doctrine/collections/src/ArrayCollection.php line 49
- <?php
- declare(strict_types=1);
- namespace Doctrine\Common\Collections;
- use ArrayIterator;
- use Closure;
- use Doctrine\Common\Collections\Expr\ClosureExpressionVisitor;
- use ReturnTypeWillChange;
- use Stringable;
- use Traversable;
- use function array_filter;
- use function array_key_exists;
- use function array_keys;
- use function array_map;
- use function array_reduce;
- use function array_reverse;
- use function array_search;
- use function array_slice;
- use function array_values;
- use function count;
- use function current;
- use function end;
- use function in_array;
- use function key;
- use function next;
- use function reset;
- use function spl_object_hash;
- use function uasort;
- use const ARRAY_FILTER_USE_BOTH;
- /**
- * An ArrayCollection is a Collection implementation that wraps a regular PHP array.
- *
- * Warning: Using (un-)serialize() on a collection is not a supported use-case
- * and may break when we change the internals in the future. If you need to
- * serialize a collection use {@link toArray()} and reconstruct the collection
- * manually.
- *
- * @psalm-template TKey of array-key
- * @psalm-template T
- * @template-implements Collection<TKey,T>
- * @template-implements Selectable<TKey,T>
- * @psalm-consistent-constructor
- */
- class ArrayCollection implements Collection, Selectable, Stringable
- {
- /**
- * An array containing the entries of this collection.
- *
- * @psalm-var array<TKey,T>
- * @var mixed[]
- */
- private array $elements = [];
- /**
- * Initializes a new ArrayCollection.
- *
- * @param array $elements
- * @psalm-param array<TKey,T> $elements
- */
- public function __construct(array $elements = [])
- {
- $this->elements = $elements;
- }
- /**
- * {@inheritDoc}
- */
- public function toArray()
- {
- return $this->elements;
- }
- /**
- * {@inheritDoc}
- */
- public function first()
- {
- return reset($this->elements);
- }
- /**
- * Creates a new instance from the specified elements.
- *
- * This method is provided for derived classes to specify how a new
- * instance should be created when constructor semantics have changed.
- *
- * @param array $elements Elements.
- * @psalm-param array<K,V> $elements
- *
- * @return static
- * @psalm-return static<K,V>
- *
- * @psalm-template K of array-key
- * @psalm-template V
- */
- protected function createFrom(array $elements)
- {
- return new static($elements);
- }
- /**
- * {@inheritDoc}
- */
- public function last()
- {
- return end($this->elements);
- }
- /**
- * {@inheritDoc}
- */
- public function key()
- {
- return key($this->elements);
- }
- /**
- * {@inheritDoc}
- */
- public function next()
- {
- return next($this->elements);
- }
- /**
- * {@inheritDoc}
- */
- public function current()
- {
- return current($this->elements);
- }
- /**
- * {@inheritDoc}
- */
- public function remove(string|int $key)
- {
- if (! isset($this->elements[$key]) && ! array_key_exists($key, $this->elements)) {
- return null;
- }
- $removed = $this->elements[$key];
- unset($this->elements[$key]);
- return $removed;
- }
- /**
- * {@inheritDoc}
- */
- public function removeElement(mixed $element)
- {
- $key = array_search($element, $this->elements, true);
- if ($key === false) {
- return false;
- }
- unset($this->elements[$key]);
- return true;
- }
- /**
- * Required by interface ArrayAccess.
- *
- * @param TKey $offset
- *
- * @return bool
- */
- #[ReturnTypeWillChange]
- public function offsetExists(mixed $offset)
- {
- return $this->containsKey($offset);
- }
- /**
- * Required by interface ArrayAccess.
- *
- * @param TKey $offset
- *
- * @return T|null
- */
- #[ReturnTypeWillChange]
- public function offsetGet(mixed $offset)
- {
- return $this->get($offset);
- }
- /**
- * Required by interface ArrayAccess.
- *
- * @param TKey|null $offset
- * @param T $value
- *
- * @return void
- */
- #[ReturnTypeWillChange]
- public function offsetSet(mixed $offset, mixed $value)
- {
- if ($offset === null) {
- $this->add($value);
- return;
- }
- $this->set($offset, $value);
- }
- /**
- * Required by interface ArrayAccess.
- *
- * @param TKey $offset
- *
- * @return void
- */
- #[ReturnTypeWillChange]
- public function offsetUnset(mixed $offset)
- {
- $this->remove($offset);
- }
- /**
- * {@inheritDoc}
- */
- public function containsKey(string|int $key)
- {
- return isset($this->elements[$key]) || array_key_exists($key, $this->elements);
- }
- /**
- * {@inheritDoc}
- *
- * @template TMaybeContained
- */
- public function contains(mixed $element)
- {
- return in_array($element, $this->elements, true);
- }
- /**
- * {@inheritDoc}
- */
- public function exists(Closure $p)
- {
- foreach ($this->elements as $key => $element) {
- if ($p($key, $element)) {
- return true;
- }
- }
- return false;
- }
- /**
- * {@inheritDoc}
- *
- * @psalm-param TMaybeContained $element
- *
- * @return int|string|false
- * @psalm-return (TMaybeContained is T ? TKey|false : false)
- *
- * @template TMaybeContained
- */
- public function indexOf($element)
- {
- return array_search($element, $this->elements, true);
- }
- /**
- * {@inheritDoc}
- */
- public function get(string|int $key)
- {
- return $this->elements[$key] ?? null;
- }
- /**
- * {@inheritDoc}
- */
- public function getKeys()
- {
- return array_keys($this->elements);
- }
- /**
- * {@inheritDoc}
- */
- public function getValues()
- {
- return array_values($this->elements);
- }
- /**
- * {@inheritDoc}
- *
- * @return int<0, max>
- */
- #[ReturnTypeWillChange]
- public function count()
- {
- return count($this->elements);
- }
- /**
- * {@inheritDoc}
- */
- public function set(string|int $key, mixed $value)
- {
- $this->elements[$key] = $value;
- }
- /**
- * {@inheritDoc}
- *
- * @psalm-suppress InvalidPropertyAssignmentValue
- *
- * This breaks assumptions about the template type, but it would
- * be a backwards-incompatible change to remove this method
- */
- public function add(mixed $element)
- {
- $this->elements[] = $element;
- }
- /**
- * {@inheritDoc}
- */
- public function isEmpty()
- {
- return empty($this->elements);
- }
- /**
- * {@inheritDoc}
- *
- * @return Traversable<int|string, mixed>
- * @psalm-return Traversable<TKey, T>
- */
- #[ReturnTypeWillChange]
- public function getIterator()
- {
- return new ArrayIterator($this->elements);
- }
- /**
- * {@inheritDoc}
- *
- * @psalm-param Closure(T):U $func
- *
- * @return static
- * @psalm-return static<TKey, U>
- *
- * @psalm-template U
- */
- public function map(Closure $func)
- {
- return $this->createFrom(array_map($func, $this->elements));
- }
- /**
- * {@inheritDoc}
- */
- public function reduce(Closure $func, $initial = null)
- {
- return array_reduce($this->elements, $func, $initial);
- }
- /**
- * {@inheritDoc}
- *
- * @return static
- * @psalm-return static<TKey,T>
- */
- public function filter(Closure $p)
- {
- return $this->createFrom(array_filter($this->elements, $p, ARRAY_FILTER_USE_BOTH));
- }
- /**
- * {@inheritDoc}
- */
- public function findFirst(Closure $p)
- {
- foreach ($this->elements as $key => $element) {
- if ($p($key, $element)) {
- return $element;
- }
- }
- return null;
- }
- /**
- * {@inheritDoc}
- */
- public function forAll(Closure $p)
- {
- foreach ($this->elements as $key => $element) {
- if (! $p($key, $element)) {
- return false;
- }
- }
- return true;
- }
- /**
- * {@inheritDoc}
- */
- public function partition(Closure $p)
- {
- $matches = $noMatches = [];
- foreach ($this->elements as $key => $element) {
- if ($p($key, $element)) {
- $matches[$key] = $element;
- } else {
- $noMatches[$key] = $element;
- }
- }
- return [$this->createFrom($matches), $this->createFrom($noMatches)];
- }
- /**
- * Returns a string representation of this object.
- * {@inheritDoc}
- */
- public function __toString()
- {
- return self::class . '@' . spl_object_hash($this);
- }
- /**
- * {@inheritDoc}
- */
- public function clear()
- {
- $this->elements = [];
- }
- /**
- * {@inheritDoc}
- */
- public function slice(int $offset, int|null $length = null)
- {
- return array_slice($this->elements, $offset, $length, true);
- }
- /** @psalm-return Collection<TKey, T>&Selectable<TKey,T> */
- public function matching(Criteria $criteria)
- {
- $expr = $criteria->getWhereExpression();
- $filtered = $this->elements;
- if ($expr) {
- $visitor = new ClosureExpressionVisitor();
- $filter = $visitor->dispatch($expr);
- $filtered = array_filter($filtered, $filter);
- }
- $orderings = $criteria->getOrderings();
- if ($orderings) {
- $next = null;
- foreach (array_reverse($orderings) as $field => $ordering) {
- $next = ClosureExpressionVisitor::sortByField($field, $ordering === Criteria::DESC ? -1 : 1, $next);
- }
- uasort($filtered, $next);
- }
- $offset = $criteria->getFirstResult();
- $length = $criteria->getMaxResults();
- if ($offset || $length) {
- $filtered = array_slice($filtered, (int) $offset, $length, true);
- }
- return $this->createFrom($filtered);
- }
- }