984 lines
29 KiB
PHP
984 lines
29 KiB
PHP
<?php
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/**
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* WordPress Customize Setting classes
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*
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* @package WordPress
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* @subpackage Customize
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* @since 3.4.0
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*/
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/**
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* Customize Setting class.
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*
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* Handles saving and sanitizing of settings.
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*
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* @since 3.4.0
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*
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* @see WP_Customize_Manager
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* @link https://developer.wordpress.org/themes/customize-api
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*/
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class WP_Customize_Setting {
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/**
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* Customizer bootstrap instance.
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*
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* @since 3.4.0
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* @var WP_Customize_Manager
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*/
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public $manager;
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/**
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* Unique string identifier for the setting.
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*
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* @since 3.4.0
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* @var string
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*/
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public $id;
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/**
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* Type of customize settings.
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*
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* @since 3.4.0
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* @var string
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*/
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public $type = 'theme_mod';
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/**
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* Capability required to edit this setting.
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*
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* @since 3.4.0
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* @var string|array
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*/
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public $capability = 'edit_theme_options';
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/**
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* Theme features required to support the setting.
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*
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* @since 3.4.0
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* @var string|string[]
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*/
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public $theme_supports = '';
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/**
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* The default value for the setting.
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*
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* @since 3.4.0
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* @var string
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*/
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public $default = '';
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/**
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* Options for rendering the live preview of changes in Customizer.
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*
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* Set this value to 'postMessage' to enable a custom JavaScript handler to render changes to this setting
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* as opposed to reloading the whole page.
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*
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* @since 3.4.0
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* @var string
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*/
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public $transport = 'refresh';
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/**
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* Server-side validation callback for the setting's value.
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*
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* @since 4.6.0
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* @var callable
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*/
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public $validate_callback = '';
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/**
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* Callback to filter a Customize setting value in un-slashed form.
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*
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* @since 3.4.0
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* @var callable
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*/
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public $sanitize_callback = '';
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/**
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* Callback to convert a Customize PHP setting value to a value that is JSON serializable.
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*
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* @since 3.4.0
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* @var callable
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*/
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public $sanitize_js_callback = '';
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/**
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* Whether or not the setting is initially dirty when created.
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*
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* This is used to ensure that a setting will be sent from the pane to the
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* preview when loading the Customizer. Normally a setting only is synced to
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* the preview if it has been changed. This allows the setting to be sent
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* from the start.
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*
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* @since 4.2.0
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* @var bool
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*/
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public $dirty = false;
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/**
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* ID Data.
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*
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* @since 3.4.0
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* @var array
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*/
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protected $id_data = array();
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/**
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* Whether or not preview() was called.
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*
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* @since 4.4.0
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* @var bool
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*/
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protected $is_previewed = false;
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/**
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* Cache of multidimensional values to improve performance.
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*
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* @since 4.4.0
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* @var array
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*/
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protected static $aggregated_multidimensionals = array();
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/**
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* Whether the multidimensional setting is aggregated.
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*
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* @since 4.4.0
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* @var bool
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*/
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protected $is_multidimensional_aggregated = false;
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/**
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* Constructor.
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*
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* Any supplied $args override class property defaults.
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*
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* @since 3.4.0
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*
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* @param WP_Customize_Manager $manager Customizer bootstrap instance.
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* @param string $id A specific ID of the setting.
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* Can be a theme mod or option name.
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* @param array $args {
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* Optional. Array of properties for the new Setting object. Default empty array.
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*
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* @type string $type Type of the setting. Default 'theme_mod'.
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* @type string $capability Capability required for the setting. Default 'edit_theme_options'
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* @type string|string[] $theme_supports Theme features required to support the panel. Default is none.
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* @type string $default Default value for the setting. Default is empty string.
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* @type string $transport Options for rendering the live preview of changes in Customizer.
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* Using 'refresh' makes the change visible by reloading the whole preview.
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* Using 'postMessage' allows a custom JavaScript to handle live changes.
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* Default is 'refresh'.
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* @type callable $validate_callback Server-side validation callback for the setting's value.
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* @type callable $sanitize_callback Callback to filter a Customize setting value in un-slashed form.
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* @type callable $sanitize_js_callback Callback to convert a Customize PHP setting value to a value that is
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* JSON serializable.
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* @type bool $dirty Whether or not the setting is initially dirty when created.
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* }
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*/
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public function __construct( $manager, $id, $args = array() ) {
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$keys = array_keys( get_object_vars( $this ) );
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foreach ( $keys as $key ) {
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if ( isset( $args[ $key ] ) ) {
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$this->$key = $args[ $key ];
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}
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}
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$this->manager = $manager;
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$this->id = $id;
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// Parse the ID for array keys.
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$this->id_data['keys'] = preg_split( '/\[/', str_replace( ']', '', $this->id ) );
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$this->id_data['base'] = array_shift( $this->id_data['keys'] );
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// Rebuild the ID.
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$this->id = $this->id_data['base'];
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if ( ! empty( $this->id_data['keys'] ) ) {
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$this->id .= '[' . implode( '][', $this->id_data['keys'] ) . ']';
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}
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if ( $this->validate_callback ) {
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add_filter( "customize_validate_{$this->id}", $this->validate_callback, 10, 3 );
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}
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if ( $this->sanitize_callback ) {
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add_filter( "customize_sanitize_{$this->id}", $this->sanitize_callback, 10, 2 );
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}
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if ( $this->sanitize_js_callback ) {
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add_filter( "customize_sanitize_js_{$this->id}", $this->sanitize_js_callback, 10, 2 );
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}
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if ( 'option' === $this->type || 'theme_mod' === $this->type ) {
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// Other setting types can opt-in to aggregate multidimensional explicitly.
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$this->aggregate_multidimensional();
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// Allow option settings to indicate whether they should be autoloaded.
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if ( 'option' === $this->type && isset( $args['autoload'] ) ) {
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self::$aggregated_multidimensionals[ $this->type ][ $this->id_data['base'] ]['autoload'] = $args['autoload'];
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}
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}
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}
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/**
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* Get parsed ID data for multidimensional setting.
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*
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* @since 4.4.0
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*
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* @return array {
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* ID data for multidimensional setting.
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*
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* @type string $base ID base
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* @type array $keys Keys for multidimensional array.
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* }
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*/
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final public function id_data() {
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return $this->id_data;
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}
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/**
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* Set up the setting for aggregated multidimensional values.
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*
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* When a multidimensional setting gets aggregated, all of its preview and update
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* calls get combined into one call, greatly improving performance.
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*
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* @since 4.4.0
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*/
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protected function aggregate_multidimensional() {
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$id_base = $this->id_data['base'];
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if ( ! isset( self::$aggregated_multidimensionals[ $this->type ] ) ) {
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self::$aggregated_multidimensionals[ $this->type ] = array();
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}
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if ( ! isset( self::$aggregated_multidimensionals[ $this->type ][ $id_base ] ) ) {
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self::$aggregated_multidimensionals[ $this->type ][ $id_base ] = array(
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'previewed_instances' => array(), // Calling preview() will add the $setting to the array.
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'preview_applied_instances' => array(), // Flags for which settings have had their values applied.
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'root_value' => $this->get_root_value( array() ), // Root value for initial state, manipulated by preview and update calls.
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);
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}
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if ( ! empty( $this->id_data['keys'] ) ) {
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// Note the preview-applied flag is cleared at priority 9 to ensure it is cleared before a deferred-preview runs.
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add_action( "customize_post_value_set_{$this->id}", array( $this, '_clear_aggregated_multidimensional_preview_applied_flag' ), 9 );
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$this->is_multidimensional_aggregated = true;
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}
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}
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/**
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* Reset `$aggregated_multidimensionals` static variable.
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*
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* This is intended only for use by unit tests.
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*
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* @since 4.5.0
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* @ignore
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*/
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static public function reset_aggregated_multidimensionals() {
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self::$aggregated_multidimensionals = array();
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}
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/**
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* The ID for the current site when the preview() method was called.
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*
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* @since 4.2.0
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* @var int
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*/
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protected $_previewed_blog_id;
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/**
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* Return true if the current site is not the same as the previewed site.
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*
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* @since 4.2.0
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*
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* @return bool If preview() has been called.
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*/
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public function is_current_blog_previewed() {
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if ( ! isset( $this->_previewed_blog_id ) ) {
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return false;
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}
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return ( get_current_blog_id() === $this->_previewed_blog_id );
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}
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/**
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* Original non-previewed value stored by the preview method.
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*
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* @see WP_Customize_Setting::preview()
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* @since 4.1.1
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* @var mixed
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*/
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protected $_original_value;
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/**
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* Add filters to supply the setting's value when accessed.
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*
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* If the setting already has a pre-existing value and there is no incoming
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* post value for the setting, then this method will short-circuit since
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* there is no change to preview.
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*
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* @since 3.4.0
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* @since 4.4.0 Added boolean return value.
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*
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* @return bool False when preview short-circuits due no change needing to be previewed.
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*/
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public function preview() {
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if ( ! isset( $this->_previewed_blog_id ) ) {
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$this->_previewed_blog_id = get_current_blog_id();
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}
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// Prevent re-previewing an already-previewed setting.
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if ( $this->is_previewed ) {
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return true;
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}
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$id_base = $this->id_data['base'];
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$is_multidimensional = ! empty( $this->id_data['keys'] );
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$multidimensional_filter = array( $this, '_multidimensional_preview_filter' );
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/*
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* Check if the setting has a pre-existing value (an isset check),
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* and if doesn't have any incoming post value. If both checks are true,
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* then the preview short-circuits because there is nothing that needs
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* to be previewed.
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*/
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$undefined = new stdClass();
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$needs_preview = ( $undefined !== $this->post_value( $undefined ) );
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$value = null;
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// Since no post value was defined, check if we have an initial value set.
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if ( ! $needs_preview ) {
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if ( $this->is_multidimensional_aggregated ) {
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$root = self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['root_value'];
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$value = $this->multidimensional_get( $root, $this->id_data['keys'], $undefined );
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} else {
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$default = $this->default;
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$this->default = $undefined; // Temporarily set default to undefined so we can detect if existing value is set.
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$value = $this->value();
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$this->default = $default;
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}
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$needs_preview = ( $undefined === $value ); // Because the default needs to be supplied.
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}
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// If the setting does not need previewing now, defer to when it has a value to preview.
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if ( ! $needs_preview ) {
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if ( ! has_action( "customize_post_value_set_{$this->id}", array( $this, 'preview' ) ) ) {
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add_action( "customize_post_value_set_{$this->id}", array( $this, 'preview' ) );
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}
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return false;
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}
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switch ( $this->type ) {
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case 'theme_mod':
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if ( ! $is_multidimensional ) {
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add_filter( "theme_mod_{$id_base}", array( $this, '_preview_filter' ) );
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} else {
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if ( empty( self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['previewed_instances'] ) ) {
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// Only add this filter once for this ID base.
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add_filter( "theme_mod_{$id_base}", $multidimensional_filter );
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}
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self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['previewed_instances'][ $this->id ] = $this;
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}
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break;
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case 'option':
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if ( ! $is_multidimensional ) {
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add_filter( "pre_option_{$id_base}", array( $this, '_preview_filter' ) );
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} else {
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if ( empty( self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['previewed_instances'] ) ) {
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// Only add these filters once for this ID base.
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add_filter( "option_{$id_base}", $multidimensional_filter );
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add_filter( "default_option_{$id_base}", $multidimensional_filter );
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}
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self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['previewed_instances'][ $this->id ] = $this;
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}
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break;
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default:
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/**
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* Fires when the WP_Customize_Setting::preview() method is called for settings
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* not handled as theme_mods or options.
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*
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* The dynamic portion of the hook name, `$this->id`, refers to the setting ID.
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*
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* @since 3.4.0
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*
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* @param WP_Customize_Setting $this WP_Customize_Setting instance.
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*/
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do_action( "customize_preview_{$this->id}", $this );
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/**
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* Fires when the WP_Customize_Setting::preview() method is called for settings
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* not handled as theme_mods or options.
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*
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* The dynamic portion of the hook name, `$this->type`, refers to the setting type.
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*
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* @since 4.1.0
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*
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* @param WP_Customize_Setting $this WP_Customize_Setting instance.
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*/
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do_action( "customize_preview_{$this->type}", $this );
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}
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$this->is_previewed = true;
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return true;
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}
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/**
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* Clear out the previewed-applied flag for a multidimensional-aggregated value whenever its post value is updated.
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*
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* This ensures that the new value will get sanitized and used the next time
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* that `WP_Customize_Setting::_multidimensional_preview_filter()`
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* is called for this setting.
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*
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* @since 4.4.0
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*
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* @see WP_Customize_Manager::set_post_value()
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* @see WP_Customize_Setting::_multidimensional_preview_filter()
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*/
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final public function _clear_aggregated_multidimensional_preview_applied_flag() {
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unset( self::$aggregated_multidimensionals[ $this->type ][ $this->id_data['base'] ]['preview_applied_instances'][ $this->id ] );
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}
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/**
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* Callback function to filter non-multidimensional theme mods and options.
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*
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* If switch_to_blog() was called after the preview() method, and the current
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* site is now not the same site, then this method does a no-op and returns
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* the original value.
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*
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* @since 3.4.0
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*
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* @param mixed $original Old value.
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* @return mixed New or old value.
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*/
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public function _preview_filter( $original ) {
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if ( ! $this->is_current_blog_previewed() ) {
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return $original;
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}
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$undefined = new stdClass(); // Symbol hack.
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$post_value = $this->post_value( $undefined );
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if ( $undefined !== $post_value ) {
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$value = $post_value;
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} else {
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/*
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* Note that we don't use $original here because preview() will
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* not add the filter in the first place if it has an initial value
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* and there is no post value.
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*/
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$value = $this->default;
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}
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return $value;
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}
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/**
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* Callback function to filter multidimensional theme mods and options.
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*
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* For all multidimensional settings of a given type, the preview filter for
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* the first setting previewed will be used to apply the values for the others.
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*
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* @since 4.4.0
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*
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* @see WP_Customize_Setting::$aggregated_multidimensionals
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* @param mixed $original Original root value.
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* @return mixed New or old value.
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*/
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final public function _multidimensional_preview_filter( $original ) {
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if ( ! $this->is_current_blog_previewed() ) {
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return $original;
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}
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$id_base = $this->id_data['base'];
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// If no settings have been previewed yet (which should not be the case, since $this is), just pass through the original value.
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if ( empty( self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['previewed_instances'] ) ) {
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return $original;
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}
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foreach ( self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['previewed_instances'] as $previewed_setting ) {
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// Skip applying previewed value for any settings that have already been applied.
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if ( ! empty( self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['preview_applied_instances'][ $previewed_setting->id ] ) ) {
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continue;
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}
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// Do the replacements of the posted/default sub value into the root value.
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$value = $previewed_setting->post_value( $previewed_setting->default );
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$root = self::$aggregated_multidimensionals[ $previewed_setting->type ][ $id_base ]['root_value'];
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$root = $previewed_setting->multidimensional_replace( $root, $previewed_setting->id_data['keys'], $value );
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self::$aggregated_multidimensionals[ $previewed_setting->type ][ $id_base ]['root_value'] = $root;
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// Mark this setting having been applied so that it will be skipped when the filter is called again.
|
|
self::$aggregated_multidimensionals[ $previewed_setting->type ][ $id_base ]['preview_applied_instances'][ $previewed_setting->id ] = true;
|
|
}
|
|
|
|
return self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['root_value'];
|
|
}
|
|
|
|
/**
|
|
* Checks user capabilities and theme supports, and then saves
|
|
* the value of the setting.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @return void|false Void on success, false if cap check fails
|
|
* or value isn't set or is invalid.
|
|
*/
|
|
final public function save() {
|
|
$value = $this->post_value();
|
|
|
|
if ( ! $this->check_capabilities() || ! isset( $value ) ) {
|
|
return false;
|
|
}
|
|
|
|
$id_base = $this->id_data['base'];
|
|
|
|
/**
|
|
* Fires when the WP_Customize_Setting::save() method is called.
|
|
*
|
|
* The dynamic portion of the hook name, `$id_base` refers to
|
|
* the base slug of the setting name.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param WP_Customize_Setting $this WP_Customize_Setting instance.
|
|
*/
|
|
do_action( "customize_save_{$id_base}", $this );
|
|
|
|
$this->update( $value );
|
|
}
|
|
|
|
/**
|
|
* Fetch and sanitize the $_POST value for the setting.
|
|
*
|
|
* During a save request prior to save, post_value() provides the new value while value() does not.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param mixed $default A default value which is used as a fallback. Default null.
|
|
* @return mixed The default value on failure, otherwise the sanitized and validated value.
|
|
*/
|
|
final public function post_value( $default = null ) {
|
|
return $this->manager->post_value( $this, $default );
|
|
}
|
|
|
|
/**
|
|
* Sanitize an input.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param string|array $value The value to sanitize.
|
|
* @return string|array|null|WP_Error Sanitized value, or `null`/`WP_Error` if invalid.
|
|
*/
|
|
public function sanitize( $value ) {
|
|
|
|
/**
|
|
* Filters a Customize setting value in un-slashed form.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param mixed $value Value of the setting.
|
|
* @param WP_Customize_Setting $this WP_Customize_Setting instance.
|
|
*/
|
|
return apply_filters( "customize_sanitize_{$this->id}", $value, $this );
|
|
}
|
|
|
|
/**
|
|
* Validates an input.
|
|
*
|
|
* @since 4.6.0
|
|
*
|
|
* @see WP_REST_Request::has_valid_params()
|
|
*
|
|
* @param mixed $value Value to validate.
|
|
* @return true|WP_Error True if the input was validated, otherwise WP_Error.
|
|
*/
|
|
public function validate( $value ) {
|
|
if ( is_wp_error( $value ) ) {
|
|
return $value;
|
|
}
|
|
if ( is_null( $value ) ) {
|
|
return new WP_Error( 'invalid_value', __( 'Invalid value.' ) );
|
|
}
|
|
|
|
$validity = new WP_Error();
|
|
|
|
/**
|
|
* Validates a Customize setting value.
|
|
*
|
|
* Plugins should amend the `$validity` object via its `WP_Error::add()` method.
|
|
*
|
|
* The dynamic portion of the hook name, `$this->ID`, refers to the setting ID.
|
|
*
|
|
* @since 4.6.0
|
|
*
|
|
* @param WP_Error $validity Filtered from `true` to `WP_Error` when invalid.
|
|
* @param mixed $value Value of the setting.
|
|
* @param WP_Customize_Setting $this WP_Customize_Setting instance.
|
|
*/
|
|
$validity = apply_filters( "customize_validate_{$this->id}", $validity, $value, $this );
|
|
|
|
if ( is_wp_error( $validity ) && ! $validity->has_errors() ) {
|
|
$validity = true;
|
|
}
|
|
return $validity;
|
|
}
|
|
|
|
/**
|
|
* Get the root value for a setting, especially for multidimensional ones.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param mixed $default Value to return if root does not exist.
|
|
* @return mixed
|
|
*/
|
|
protected function get_root_value( $default = null ) {
|
|
$id_base = $this->id_data['base'];
|
|
if ( 'option' === $this->type ) {
|
|
return get_option( $id_base, $default );
|
|
} elseif ( 'theme_mod' === $this->type ) {
|
|
return get_theme_mod( $id_base, $default );
|
|
} else {
|
|
/*
|
|
* Any WP_Customize_Setting subclass implementing aggregate multidimensional
|
|
* will need to override this method to obtain the data from the appropriate
|
|
* location.
|
|
*/
|
|
return $default;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Set the root value for a setting, especially for multidimensional ones.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param mixed $value Value to set as root of multidimensional setting.
|
|
* @return bool Whether the multidimensional root was updated successfully.
|
|
*/
|
|
protected function set_root_value( $value ) {
|
|
$id_base = $this->id_data['base'];
|
|
if ( 'option' === $this->type ) {
|
|
$autoload = true;
|
|
if ( isset( self::$aggregated_multidimensionals[ $this->type ][ $this->id_data['base'] ]['autoload'] ) ) {
|
|
$autoload = self::$aggregated_multidimensionals[ $this->type ][ $this->id_data['base'] ]['autoload'];
|
|
}
|
|
return update_option( $id_base, $value, $autoload );
|
|
} elseif ( 'theme_mod' === $this->type ) {
|
|
set_theme_mod( $id_base, $value );
|
|
return true;
|
|
} else {
|
|
/*
|
|
* Any WP_Customize_Setting subclass implementing aggregate multidimensional
|
|
* will need to override this method to obtain the data from the appropriate
|
|
* location.
|
|
*/
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Save the value of the setting, using the related API.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param mixed $value The value to update.
|
|
* @return bool The result of saving the value.
|
|
*/
|
|
protected function update( $value ) {
|
|
$id_base = $this->id_data['base'];
|
|
if ( 'option' === $this->type || 'theme_mod' === $this->type ) {
|
|
if ( ! $this->is_multidimensional_aggregated ) {
|
|
return $this->set_root_value( $value );
|
|
} else {
|
|
$root = self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['root_value'];
|
|
$root = $this->multidimensional_replace( $root, $this->id_data['keys'], $value );
|
|
self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['root_value'] = $root;
|
|
return $this->set_root_value( $root );
|
|
}
|
|
} else {
|
|
/**
|
|
* Fires when the WP_Customize_Setting::update() method is called for settings
|
|
* not handled as theme_mods or options.
|
|
*
|
|
* The dynamic portion of the hook name, `$this->type`, refers to the type of setting.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param mixed $value Value of the setting.
|
|
* @param WP_Customize_Setting $this WP_Customize_Setting instance.
|
|
*/
|
|
do_action( "customize_update_{$this->type}", $value, $this );
|
|
|
|
return has_action( "customize_update_{$this->type}" );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Deprecated method.
|
|
*
|
|
* @since 3.4.0
|
|
* @deprecated 4.4.0 Deprecated in favor of update() method.
|
|
*/
|
|
protected function _update_theme_mod() {
|
|
_deprecated_function( __METHOD__, '4.4.0', __CLASS__ . '::update()' );
|
|
}
|
|
|
|
/**
|
|
* Deprecated method.
|
|
*
|
|
* @since 3.4.0
|
|
* @deprecated 4.4.0 Deprecated in favor of update() method.
|
|
*/
|
|
protected function _update_option() {
|
|
_deprecated_function( __METHOD__, '4.4.0', __CLASS__ . '::update()' );
|
|
}
|
|
|
|
/**
|
|
* Fetch the value of the setting.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @return mixed The value.
|
|
*/
|
|
public function value() {
|
|
$id_base = $this->id_data['base'];
|
|
$is_core_type = ( 'option' === $this->type || 'theme_mod' === $this->type );
|
|
|
|
if ( ! $is_core_type && ! $this->is_multidimensional_aggregated ) {
|
|
|
|
// Use post value if previewed and a post value is present.
|
|
if ( $this->is_previewed ) {
|
|
$value = $this->post_value( null );
|
|
if ( null !== $value ) {
|
|
return $value;
|
|
}
|
|
}
|
|
|
|
$value = $this->get_root_value( $this->default );
|
|
|
|
/**
|
|
* Filters a Customize setting value not handled as a theme_mod or option.
|
|
*
|
|
* The dynamic portion of the hook name, `$id_base`, refers to
|
|
* the base slug of the setting name, initialized from `$this->id_data['base']`.
|
|
*
|
|
* For settings handled as theme_mods or options, see those corresponding
|
|
* functions for available hooks.
|
|
*
|
|
* @since 3.4.0
|
|
* @since 4.6.0 Added the `$this` setting instance as the second parameter.
|
|
*
|
|
* @param mixed $default The setting default value. Default empty.
|
|
* @param WP_Customize_Setting $this The setting instance.
|
|
*/
|
|
$value = apply_filters( "customize_value_{$id_base}", $value, $this );
|
|
} elseif ( $this->is_multidimensional_aggregated ) {
|
|
$root_value = self::$aggregated_multidimensionals[ $this->type ][ $id_base ]['root_value'];
|
|
$value = $this->multidimensional_get( $root_value, $this->id_data['keys'], $this->default );
|
|
|
|
// Ensure that the post value is used if the setting is previewed, since preview filters aren't applying on cached $root_value.
|
|
if ( $this->is_previewed ) {
|
|
$value = $this->post_value( $value );
|
|
}
|
|
} else {
|
|
$value = $this->get_root_value( $this->default );
|
|
}
|
|
return $value;
|
|
}
|
|
|
|
/**
|
|
* Sanitize the setting's value for use in JavaScript.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @return mixed The requested escaped value.
|
|
*/
|
|
public function js_value() {
|
|
|
|
/**
|
|
* Filters a Customize setting value for use in JavaScript.
|
|
*
|
|
* The dynamic portion of the hook name, `$this->id`, refers to the setting ID.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param mixed $value The setting value.
|
|
* @param WP_Customize_Setting $this WP_Customize_Setting instance.
|
|
*/
|
|
$value = apply_filters( "customize_sanitize_js_{$this->id}", $this->value(), $this );
|
|
|
|
if ( is_string( $value ) ) {
|
|
return html_entity_decode( $value, ENT_QUOTES, 'UTF-8' );
|
|
}
|
|
|
|
return $value;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the data to export to the client via JSON.
|
|
*
|
|
* @since 4.6.0
|
|
*
|
|
* @return array Array of parameters passed to JavaScript.
|
|
*/
|
|
public function json() {
|
|
return array(
|
|
'value' => $this->js_value(),
|
|
'transport' => $this->transport,
|
|
'dirty' => $this->dirty,
|
|
'type' => $this->type,
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Validate user capabilities whether the theme supports the setting.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @return bool False if theme doesn't support the setting or user can't change setting, otherwise true.
|
|
*/
|
|
final public function check_capabilities() {
|
|
if ( $this->capability && ! current_user_can( $this->capability ) ) {
|
|
return false;
|
|
}
|
|
|
|
if ( $this->theme_supports && ! current_theme_supports( ... (array) $this->theme_supports ) ) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Multidimensional helper function.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param array $root
|
|
* @param array $keys
|
|
* @param bool $create Default false.
|
|
* @return array|void Keys are 'root', 'node', and 'key'.
|
|
*/
|
|
final protected function multidimensional( &$root, $keys, $create = false ) {
|
|
if ( $create && empty( $root ) ) {
|
|
$root = array();
|
|
}
|
|
|
|
if ( ! isset( $root ) || empty( $keys ) ) {
|
|
return;
|
|
}
|
|
|
|
$last = array_pop( $keys );
|
|
$node = &$root;
|
|
|
|
foreach ( $keys as $key ) {
|
|
if ( $create && ! isset( $node[ $key ] ) ) {
|
|
$node[ $key ] = array();
|
|
}
|
|
|
|
if ( ! is_array( $node ) || ! isset( $node[ $key ] ) ) {
|
|
return;
|
|
}
|
|
|
|
$node = &$node[ $key ];
|
|
}
|
|
|
|
if ( $create ) {
|
|
if ( ! is_array( $node ) ) {
|
|
// Account for an array overriding a string or object value.
|
|
$node = array();
|
|
}
|
|
if ( ! isset( $node[ $last ] ) ) {
|
|
$node[ $last ] = array();
|
|
}
|
|
}
|
|
|
|
if ( ! isset( $node[ $last ] ) ) {
|
|
return;
|
|
}
|
|
|
|
return array(
|
|
'root' => &$root,
|
|
'node' => &$node,
|
|
'key' => $last,
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Will attempt to replace a specific value in a multidimensional array.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param array $root
|
|
* @param array $keys
|
|
* @param mixed $value The value to update.
|
|
* @return mixed
|
|
*/
|
|
final protected function multidimensional_replace( $root, $keys, $value ) {
|
|
if ( ! isset( $value ) ) {
|
|
return $root;
|
|
} elseif ( empty( $keys ) ) { // If there are no keys, we're replacing the root.
|
|
return $value;
|
|
}
|
|
|
|
$result = $this->multidimensional( $root, $keys, true );
|
|
|
|
if ( isset( $result ) ) {
|
|
$result['node'][ $result['key'] ] = $value;
|
|
}
|
|
|
|
return $root;
|
|
}
|
|
|
|
/**
|
|
* Will attempt to fetch a specific value from a multidimensional array.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param array $root
|
|
* @param array $keys
|
|
* @param mixed $default A default value which is used as a fallback. Default null.
|
|
* @return mixed The requested value or the default value.
|
|
*/
|
|
final protected function multidimensional_get( $root, $keys, $default = null ) {
|
|
if ( empty( $keys ) ) { // If there are no keys, test the root.
|
|
return isset( $root ) ? $root : $default;
|
|
}
|
|
|
|
$result = $this->multidimensional( $root, $keys );
|
|
return isset( $result ) ? $result['node'][ $result['key'] ] : $default;
|
|
}
|
|
|
|
/**
|
|
* Will attempt to check if a specific value in a multidimensional array is set.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param array $root
|
|
* @param array $keys
|
|
* @return bool True if value is set, false if not.
|
|
*/
|
|
final protected function multidimensional_isset( $root, $keys ) {
|
|
$result = $this->multidimensional_get( $root, $keys );
|
|
return isset( $result );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* WP_Customize_Filter_Setting class.
|
|
*/
|
|
require_once ABSPATH . WPINC . '/customize/class-wp-customize-filter-setting.php';
|
|
|
|
/**
|
|
* WP_Customize_Header_Image_Setting class.
|
|
*/
|
|
require_once ABSPATH . WPINC . '/customize/class-wp-customize-header-image-setting.php';
|
|
|
|
/**
|
|
* WP_Customize_Background_Image_Setting class.
|
|
*/
|
|
require_once ABSPATH . WPINC . '/customize/class-wp-customize-background-image-setting.php';
|
|
|
|
/**
|
|
* WP_Customize_Nav_Menu_Item_Setting class.
|
|
*/
|
|
require_once ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-item-setting.php';
|
|
|
|
/**
|
|
* WP_Customize_Nav_Menu_Setting class.
|
|
*/
|
|
require_once ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-setting.php';
|