mirror of
https://github.com/WordPress/WordPress.git
synced 2024-09-12 07:38:33 +02:00
These helper functions allow easy access to the global block registry. See #45109. Built from https://develop.svn.wordpress.org/branches/5.0@43743 git-svn-id: http://core.svn.wordpress.org/branches/5.0@43572 1a063a9b-81f0-0310-95a4-ce76da25c4cd
115 lines
3.4 KiB
PHP
115 lines
3.4 KiB
PHP
<?php
|
|
/**
|
|
* Functions related to registering and parsing blocks.
|
|
*
|
|
* @package WordPress
|
|
* @subpackage Blocks
|
|
* @since 5.0.0
|
|
*/
|
|
|
|
/**
|
|
* Registers a block type.
|
|
*
|
|
* @since 5.0.0
|
|
*
|
|
* @param string|WP_Block_Type $name Block type name including namespace, or alternatively a
|
|
* complete WP_Block_Type instance. In case a WP_Block_Type
|
|
* is provided, the $args parameter will be ignored.
|
|
* @param array $args {
|
|
* Optional. Array of block type arguments. Any arguments may be defined, however the
|
|
* ones described below are supported by default. Default empty array.
|
|
*
|
|
* @type callable $render_callback Callback used to render blocks of this block type.
|
|
* }
|
|
* @return WP_Block_Type|false The registered block type on success, or false on failure.
|
|
*/
|
|
function register_block_type( $name, $args = array() ) {
|
|
return WP_Block_Type_Registry::get_instance()->register( $name, $args );
|
|
}
|
|
|
|
/**
|
|
* Unregisters a block type.
|
|
*
|
|
* @since 5.0.0
|
|
*
|
|
* @param string|WP_Block_Type $name Block type name including namespace, or alternatively a
|
|
* complete WP_Block_Type instance.
|
|
* @return WP_Block_Type|false The unregistered block type on success, or false on failure.
|
|
*/
|
|
function unregister_block_type( $name ) {
|
|
return WP_Block_Type_Registry::get_instance()->unregister( $name );
|
|
}
|
|
|
|
/**
|
|
* Determine whether a post or content string has blocks.
|
|
*
|
|
* This test optimizes for performance rather than strict accuracy, detecting
|
|
* the pattern of a block but not validating its structure. For strict accuracy,
|
|
* you should use the block parser on post content.
|
|
*
|
|
* @since 5.0.0
|
|
* @see parse_blocks()
|
|
*
|
|
* @param int|string|WP_Post|null $post Optional. Post content, post ID, or post object. Defaults to global $post.
|
|
* @return bool Whether the post has blocks.
|
|
*/
|
|
function has_blocks( $post = null ) {
|
|
if ( ! is_string( $post ) ) {
|
|
$wp_post = get_post( $post );
|
|
if ( $wp_post instanceof WP_Post ) {
|
|
$post = $wp_post->post_content;
|
|
}
|
|
}
|
|
|
|
return false !== strpos( (string) $post, '<!-- wp:' );
|
|
}
|
|
|
|
/**
|
|
* Determine whether a $post or a string contains a specific block type.
|
|
*
|
|
* This test optimizes for performance rather than strict accuracy, detecting
|
|
* the block type exists but not validating its structure. For strict accuracy,
|
|
* you should use the block parser on post content.
|
|
*
|
|
* @since 5.0.0
|
|
* @see parse_blocks()
|
|
*
|
|
* @param string $block_type Full Block type to look for.
|
|
* @param int|string|WP_Post|null $post Optional. Post content, post ID, or post object. Defaults to global $post.
|
|
* @return bool Whether the post content contains the specified block.
|
|
*/
|
|
function has_block( $block_type, $post = null ) {
|
|
if ( ! has_blocks( $post ) ) {
|
|
return false;
|
|
}
|
|
|
|
if ( ! is_string( $post ) ) {
|
|
$wp_post = get_post( $post );
|
|
if ( $wp_post instanceof WP_Post ) {
|
|
$post = $wp_post->post_content;
|
|
}
|
|
}
|
|
|
|
return false !== strpos( $post, '<!-- wp:' . $block_type . ' ' );
|
|
}
|
|
|
|
/**
|
|
* Returns an array of the names of all registered dynamic block types.
|
|
*
|
|
* @since 5.0.0
|
|
*
|
|
* @return array Array of dynamic block names.
|
|
*/
|
|
function get_dynamic_block_names() {
|
|
$dynamic_block_names = array();
|
|
|
|
$block_types = WP_Block_Type_Registry::get_instance()->get_all_registered();
|
|
foreach ( $block_types as $block_type ) {
|
|
if ( $block_type->is_dynamic() ) {
|
|
$dynamic_block_names[] = $block_type->name;
|
|
}
|
|
}
|
|
|
|
return $dynamic_block_names;
|
|
}
|