View file File name : class-wp-style-engine-css-rules-store.php Content :<?php /** * Style Engine: WP_Style_Engine_CSS_Rules_Store class * * @package WordPress * @subpackage StyleEngine * @since 6.1.0 */ /** * Core class used as a store for WP_Style_Engine_CSS_Rule objects. * * Holds, sanitizes, processes, and prints CSS declarations for the style engine. * * @since 6.1.0 */ #[AllowDynamicProperties] class WP_Style_Engine_CSS_Rules_Store { /** * An array of named WP_Style_Engine_CSS_Rules_Store objects. * * @static * * @since 6.1.0 * @var WP_Style_Engine_CSS_Rules_Store[] */ protected static $stores = array(); /** * The store name. * * @since 6.1.0 * @var string */ protected $name = ''; /** * An array of CSS Rules objects assigned to the store. * * @since 6.1.0 * @var WP_Style_Engine_CSS_Rule[] */ protected $rules = array(); /** * Gets an instance of the store. * * @since 6.1.0 * * @param string $store_name The name of the store. * @return WP_Style_Engine_CSS_Rules_Store|void */ public static function get_store( $store_name = 'default' ) { if ( ! is_string( $store_name ) || empty( $store_name ) ) { return; } if ( ! isset( static::$stores[ $store_name ] ) ) { static::$stores[ $store_name ] = new static(); // Set the store name. static::$stores[ $store_name ]->set_name( $store_name ); } return static::$stores[ $store_name ]; } /** * Gets an array of all available stores. * * @since 6.1.0 * * @return WP_Style_Engine_CSS_Rules_Store[] */ public static function get_stores() { return static::$stores; } /** * Clears all stores from static::$stores. * * @since 6.1.0 */ public static function remove_all_stores() { static::$stores = array(); } /** * Sets the store name. * * @since 6.1.0 * * @param string $name The store name. */ public function set_name( $name ) { $this->name = $name; } /** * Gets the store name. * * @since 6.1.0 * * @return string */ public function get_name() { return $this->name; } /** * Gets an array of all rules. * * @since 6.1.0 * * @return WP_Style_Engine_CSS_Rule[] */ public function get_all_rules() { return $this->rules; } /** * Gets a WP_Style_Engine_CSS_Rule object by its selector. * If the rule does not exist, it will be created. * * @since 6.1.0 * * @param string $selector The CSS selector. * @return WP_Style_Engine_CSS_Rule|void Returns a WP_Style_Engine_CSS_Rule object, * or void if the selector is empty. */ public function add_rule( $selector ) { $selector = trim( $selector ); // Bail early if there is no selector. if ( empty( $selector ) ) { return; } // Create the rule if it doesn't exist. if ( empty( $this->rules[ $selector ] ) ) { $this->rules[ $selector ] = new WP_Style_Engine_CSS_Rule( $selector ); } return $this->rules[ $selector ]; } /** * Removes a selector from the store. * * @since 6.1.0 * * @param string $selector The CSS selector. */ public function remove_rule( $selector ) { unset( $this->rules[ $selector ] ); } }