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Edit File : class-wp-block-list.php \| Size : 4.65 KB
<?php /** * Blocks API: WP_Block_List class * * @package WordPress * @since 5.5.0 / /* * Class representing a list of block instances. * * @since 5.5.0 / #[AllowDynamicProperties] class WP_Block_List implements Iterator, ArrayAccess, Countable { /* * Original array of parsed block data, or block instances. * * @since 5.5.0 * @var array[]\|WP_Block[] * @access protected / protected $blocks; /* * All available context of the current hierarchy. * * @since 5.5.0 * @var array * @access protected / protected $available_context; /* * Block type registry to use in constructing block instances. * * @since 5.5.0 * @var WP_Block_Type_Registry * @access protected / protected $registry; /* * Constructor. * * Populates object properties from the provided block instance argument. * * @since 5.5.0 * * @param array[]\|WP_Block[] $blocks Array of parsed block data, or block instances. * @param array $available_context Optional array of ancestry context values. * @param WP_Block_Type_Registry $registry Optional block type registry. / public function __construct( $blocks, $available_context = array(), $registry = null ) { if ( ! $registry instanceof WP_Block_Type_Registry ) { $registry = WP_Block_Type_Registry::get_instance(); } $this->blocks = $blocks; $this->available_context = $available_context; $this->registry = $registry; } /* * Returns true if a block exists by the specified block offset, or false * otherwise. * * @since 5.5.0 * * @link https://www.php.net/manual/en/arrayaccess.offsetexists.php * * @param string $offset Offset of block to check for. * @return bool Whether block exists. / #[ReturnTypeWillChange] public function offsetExists( $offset ) { return isset( $this->blocks[ $offset ] ); } /* * Returns the value by the specified block offset. * * @since 5.5.0 * * @link https://www.php.net/manual/en/arrayaccess.offsetget.php * * @param string $offset Offset of block value to retrieve. * @return mixed\|null Block value if exists, or null. / #[ReturnTypeWillChange] public function offsetGet( $offset ) { $block = $this->blocks[ $offset ]; if ( isset( $block ) && is_array( $block ) ) { $block = new WP_Block( $block, $this->available_context, $this->registry ); $this->blocks[ $offset ] = $block; } return $block; } /* * Assign a block value by the specified block offset. * * @since 5.5.0 * * @link https://www.php.net/manual/en/arrayaccess.offsetset.php * * @param string $offset Offset of block value to set. * @param mixed $value Block value. / #[ReturnTypeWillChange] public function offsetSet( $offset, $value ) { if ( is_null( $offset ) ) { $this->blocks[] = $value; } else { $this->blocks[ $offset ] = $value; } } /* * Unset a block. * * @since 5.5.0 * * @link https://www.php.net/manual/en/arrayaccess.offsetunset.php * * @param string $offset Offset of block value to unset. / #[ReturnTypeWillChange] public function offsetUnset( $offset ) { unset( $this->blocks[ $offset ] ); } /* * Rewinds back to the first element of the Iterator. * * @since 5.5.0 * * @link https://www.php.net/manual/en/iterator.rewind.php / #[ReturnTypeWillChange] public function rewind() { reset( $this->blocks ); } /* * Returns the current element of the block list. * * @since 5.5.0 * * @link https://www.php.net/manual/en/iterator.current.php * * @return mixed Current element. / #[ReturnTypeWillChange] public function current() { return $this->offsetGet( $this->key() ); } /* * Returns the key of the current element of the block list. * * @since 5.5.0 * * @link https://www.php.net/manual/en/iterator.key.php * * @return mixed Key of the current element. / #[ReturnTypeWillChange] public function key() { return key( $this->blocks ); } /* * Moves the current position of the block list to the next element. * * @since 5.5.0 * * @link https://www.php.net/manual/en/iterator.next.php / #[ReturnTypeWillChange] public function next() { next( $this->blocks ); } /* * Checks if current position is valid. * * @since 5.5.0 * * @link https://www.php.net/manual/en/iterator.valid.php / #[ReturnTypeWillChange] public function valid() { return null !== key( $this->blocks ); } /* * Returns the count of blocks in the list. * * @since 5.5.0 * * @link https://www.php.net/manual/en/countable.count.php * * @return int Block count. */ #[ReturnTypeWillChange] public function count() { return count( $this->blocks ); } } Back

Edit File : class-wp-block-list.php | Size : 4.65 KB

<?php
/**
 * Blocks API: WP_Block_List class
 *
 * @package WordPress
 * @since 5.5.0
 */

/**
 * Class representing a list of block instances.
 *
 * @since 5.5.0
 */
#[AllowDynamicProperties]
class WP_Block_List implements Iterator, ArrayAccess, Countable {

/**
	 * Original array of parsed block data, or block instances.
	 *
	 * @since 5.5.0
	 * @var array[]|WP_Block[]
	 * @access protected
	 */
	protected $blocks;

/**
	 * All available context of the current hierarchy.
	 *
	 * @since 5.5.0
	 * @var array
	 * @access protected
	 */
	protected $available_context;

/**
	 * Block type registry to use in constructing block instances.
	 *
	 * @since 5.5.0
	 * @var WP_Block_Type_Registry
	 * @access protected
	 */
	protected $registry;

/**
	 * Constructor.
	 *
	 * Populates object properties from the provided block instance argument.
	 *
	 * @since 5.5.0
	 *
	 * @param array[]|WP_Block[]     $blocks            Array of parsed block data, or block instances.
	 * @param array                  $available_context Optional array of ancestry context values.
	 * @param WP_Block_Type_Registry $registry          Optional block type registry.
	 */
	public function __construct( $blocks, $available_context = array(), $registry = null ) {
		if ( ! $registry instanceof WP_Block_Type_Registry ) {
			$registry = WP_Block_Type_Registry::get_instance();
		}

$this->blocks            = $blocks;
		$this->available_context = $available_context;
		$this->registry          = $registry;
	}

/**
	 * Returns true if a block exists by the specified block offset, or false
	 * otherwise.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/arrayaccess.offsetexists.php
	 *
	 * @param string $offset Offset of block to check for.
	 * @return bool Whether block exists.
	 */
	#[ReturnTypeWillChange]
	public function offsetExists( $offset ) {
		return isset( $this->blocks[ $offset ] );
	}

/**
	 * Returns the value by the specified block offset.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/arrayaccess.offsetget.php
	 *
	 * @param string $offset Offset of block value to retrieve.
	 * @return mixed|null Block value if exists, or null.
	 */
	#[ReturnTypeWillChange]
	public function offsetGet( $offset ) {
		$block = $this->blocks[ $offset ];

if ( isset( $block ) && is_array( $block ) ) {
			$block = new WP_Block( $block, $this->available_context, $this->registry );

$this->blocks[ $offset ] = $block;
		}

return $block;
	}

/**
	 * Assign a block value by the specified block offset.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/arrayaccess.offsetset.php
	 *
	 * @param string $offset Offset of block value to set.
	 * @param mixed  $value Block value.
	 */
	#[ReturnTypeWillChange]
	public function offsetSet( $offset, $value ) {
		if ( is_null( $offset ) ) {
			$this->blocks[] = $value;
		} else {
			$this->blocks[ $offset ] = $value;
		}
	}

/**
	 * Unset a block.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/arrayaccess.offsetunset.php
	 *
	 * @param string $offset Offset of block value to unset.
	 */
	#[ReturnTypeWillChange]
	public function offsetUnset( $offset ) {
		unset( $this->blocks[ $offset ] );
	}

/**
	 * Rewinds back to the first element of the Iterator.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/iterator.rewind.php
	 */
	#[ReturnTypeWillChange]
	public function rewind() {
		reset( $this->blocks );
	}

/**
	 * Returns the current element of the block list.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/iterator.current.php
	 *
	 * @return mixed Current element.
	 */
	#[ReturnTypeWillChange]
	public function current() {
		return $this->offsetGet( $this->key() );
	}

/**
	 * Returns the key of the current element of the block list.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/iterator.key.php
	 *
	 * @return mixed Key of the current element.
	 */
	#[ReturnTypeWillChange]
	public function key() {
		return key( $this->blocks );
	}

/**
	 * Moves the current position of the block list to the next element.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/iterator.next.php
	 */
	#[ReturnTypeWillChange]
	public function next() {
		next( $this->blocks );
	}

/**
	 * Checks if current position is valid.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/iterator.valid.php
	 */
	#[ReturnTypeWillChange]
	public function valid() {
		return null !== key( $this->blocks );
	}

/**
	 * Returns the count of blocks in the list.
	 *
	 * @since 5.5.0
	 *
	 * @link https://www.php.net/manual/en/countable.count.php
	 *
	 * @return int Block count.
	 */
	#[ReturnTypeWillChange]
	public function count() {
		return count( $this->blocks );
	}
}

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