get_allowed_block_types() WordPress Function

function get_allowed_block_types( $block_editor_context ) {
	$allowed_block_types = true;

	/**
	 * Filters the allowed block types for all editor types.
	 *
	 * @since 5.8.0
	 *
	 * @param bool|string[]           $allowed_block_types  Array of block type slugs, or boolean to enable/disable all.
	 *                                                      Default true (all registered block types supported).
	 * @param WP_Block_Editor_Context $block_editor_context The current block editor context.
	 */
	$allowed_block_types = apply_filters( 'allowed_block_types_all', $allowed_block_types, $block_editor_context );

	if ( ! empty( $block_editor_context->post ) ) {
		$post = $block_editor_context->post;

		/**
		 * Filters the allowed block types for the editor.
		 *
		 * @since 5.0.0
		 * @deprecated 5.8.0 Use the {@see 'allowed_block_types_all'} filter instead.
		 *
		 * @param bool|string[] $allowed_block_types Array of block type slugs, or boolean to enable/disable all.
		 *                                           Default true (all registered block types supported)
		 * @param WP_Post       $post                The post resource data.
		 */
		$allowed_block_types = apply_filters_deprecated( 'allowed_block_types', array( $allowed_block_types, $post ), '5.8.0', 'allowed_block_types_all' );
	}

	return $allowed_block_types;
}