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Editing: class-wp-customize-section.php
<?php /** * WordPress Customize Section classes * * @package WordPress * @subpackage Customize * @since 3.4.0 */ /** * Customize Section class. * * A UI container for controls, managed by the WP_Customize_Manager class. * * @since 3.4.0 * * @see WP_Customize_Manager */ #[AllowDynamicProperties] class WP_Customize_Section { /** * Incremented with each new class instantiation, then stored in $instance_number. * * Used when sorting two instances whose priorities are equal. * * @since 4.1.0 * @var int */ protected static $instance_count = 0; /** * Order in which this instance was created in relation to other instances. * * @since 4.1.0 * @var int */ public $instance_number; /** * WP_Customize_Manager instance. * * @since 3.4.0 * @var WP_Customize_Manager */ public $manager; /** * Unique identifier. * * @since 3.4.0 * @var string */ public $id; /** * Priority of the section which informs load order of sections. * * @since 3.4.0 * @var int */ public $priority = 160; /** * Panel in which to show the section, making it a sub-section. * * @since 4.0.0 * @var string */ public $panel = ''; /** * Capability required for the section. * * @since 3.4.0 * @var string */ public $capability = 'edit_theme_options'; /** * Theme features required to support the section. * * @since 3.4.0 * @var string|string[] */ public $theme_supports = ''; /** * Title of the section to show in UI. * * @since 3.4.0 * @var string */ public $title = ''; /** * Description to show in the UI. * * @since 3.4.0 * @var string */ public $description = ''; /** * Customizer controls for this section. * * @since 3.4.0 * @var array */ public $controls; /** * Type of this section. * * @since 4.1.0 * @var string */ public $type = 'default'; /** * Active callback. * * @since 4.1.0 * * @see WP_Customize_Section::active() * * @var callable Callback is called with one argument, the instance of * WP_Customize_Section, and returns bool to indicate whether * the section is active (such as it relates to the URL currently * being previewed). */ public $active_callback = ''; /** * Show the description or hide it behind the help icon. * * @since 4.7.0 * * @var bool Indicates whether the Section's description should be * hidden behind a help icon ("?") in the Section header, * similar to how help icons are displayed on Panels. */ public $description_hidden = false; /** * Constructor. * * Any supplied $args override class property defaults. * * @since 3.4.0 * * @param WP_Customize_Manager $manager Customizer bootstrap instance. * @param string $id A specific ID of the section. * @param array $args { * Optional. Array of properties for the new Section object. Default empty array. * * @type int $priority Priority of the section, defining the display order * of panels and sections. Default 160. * @type string $panel The panel this section belongs to (if any). * Default empty. * @type string $capability Capability required for the section. * Default 'edit_theme_options' * @type string|string[] $theme_supports Theme features required to support the section. * @type string $title Title of the section to show in UI. * @type string $description Description to show in the UI. * @type string $type Type of the section. * @type callable $active_callback Active callback. * @type bool $description_hidden Hide the description behind a help icon, * instead of inline above the first control. * Default false. * } */ public function __construct( $manager, $id, $args = array() ) { $keys = array_keys( get_object_vars( $this ) ); foreach ( $keys as $key ) { if ( isset( $args[ $key ] ) ) { $this->$key = $args[ $key ]; } } $this->manager = $manager; $this->id = $id; if ( empty( $this->active_callback ) ) { $this->active_callback = array( $this, 'active_callback' ); } self::$instance_count += 1; $this->instance_number = self::$instance_count; $this->controls = array(); // Users cannot customize the $controls array. } /** * Check whether section is active to current Customizer preview. * * @since 4.1.0 * * @return bool Whether the section is active to the current preview. */ final public function active() { $section = $this; $active = call_user_func( $this->active_callback, $this ); /** * Filters response of WP_Customize_Section::active(). * * @since 4.1.0 * * @param bool $active Whether the Customizer section is active. * @param WP_Customize_Section $section WP_Customize_Section instance. */ $active = apply_filters( 'customize_section_active', $active, $section ); return $active; } /** * Default callback used when invoking WP_Customize_Section::active(). * * Subclasses can override this with their specific logic, or they may provide * an 'active_callback' argument to the constructor. * * @since 4.1.0 * * @return true Always true. */ public function active_callback() { return true; } /** * Gather the parameters passed to client JavaScript via JSON. * * @since 4.1.0 * * @return array The array to be exported to the client as JSON. */ public function json() { $array = wp_array_slice_assoc( (array) $this, array( 'id', 'description', 'priority', 'panel', 'type', 'description_hidden' ) ); $array['title'] = html_entity_decode( $this->title, ENT_QUOTES, get_bloginfo( 'charset' ) ); $array['content'] = $this->get_content(); $array['active'] = $this->active(); $array['instanceNumber'] = $this->instance_number; if ( $this->panel ) { /* translators: ▸ is the unicode right-pointing triangle. %s: Section title in the Customizer. */ $array['customizeAction'] = sprintf( __( 'Customizing ▸ %s' ), esc_html( $this->manager->get_panel( $this->panel )->title ) ); } else { $array['customizeAction'] = __( 'Customizing' ); } return $array; } /** * Checks required user capabilities and whether the theme has the * feature support required by the section. * * @since 3.4.0 * * @return bool False if theme doesn't support the section or user doesn't have the capability. */ 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; } /** * Get the section's content for insertion into the Customizer pane. * * @since 4.1.0 * * @return string Contents of the section. */ final public function get_content() { ob_start(); $this->maybe_render(); return trim( ob_get_clean() ); } /** * Check capabilities and render the section. * * @since 3.4.0 */ final public function maybe_render() { if ( ! $this->check_capabilities() ) { return; } /** * Fires before rendering a Customizer section. * * @since 3.4.0 * * @param WP_Customize_Section $section WP_Customize_Section instance. */ do_action( 'customize_render_section', $this ); /** * Fires before rendering a specific Customizer section. * * The dynamic portion of the hook name, `$this->id`, refers to the ID * of the specific Customizer section to be rendered. * * @since 3.4.0 */ do_action( "customize_render_section_{$this->id}" ); $this->render(); } /** * Render the section UI in a subclass. * * Sections are now rendered in JS by default, see WP_Customize_Section::print_template(). * * @since 3.4.0 */ protected function render() {} /** * Render the section's JS template. * * This function is only run for section types that have been registered with * WP_Customize_Manager::register_section_type(). * * @since 4.3.0 * * @see WP_Customize_Manager::render_template() */ public function print_template() { ?> <script type="text/html" id="tmpl-customize-section-<?php echo $this->type; ?>"> <?php $this->render_template(); ?> </script> <?php } /** * An Underscore (JS) template for rendering this section. * * Class variables for this section class are available in the `data` JS object; * export custom variables by overriding WP_Customize_Section::json(). * * @since 4.3.0 * * @see WP_Customize_Section::print_template() */ protected function render_template() { ?> <li id="accordion-section-{{ data.id }}" class="accordion-section control-section control-section-{{ data.type }}"> <h3 class="accordion-section-title"> <button type="button" class="accordion-trigger" aria-expanded="false" aria-controls="{{ data.id }}-content"> {{ data.title }} </button> </h3> <ul class="accordion-section-content" id="{{ data.id }}-content"> <li class="customize-section-description-container section-meta <# if ( data.description_hidden ) { #>customize-info<# } #>"> <div class="customize-section-title"> <button class="customize-section-back" tabindex="-1"> <span class="screen-reader-text"> <?php /* translators: Hidden accessibility text. */ _e( 'Back' ); ?> </span> </button> <h3> <span class="customize-action"> {{{ data.customizeAction }}} </span> {{ data.title }} </h3> <# if ( data.description && data.description_hidden ) { #> <button type="button" class="customize-help-toggle dashicons dashicons-editor-help" aria-expanded="false"><span class="screen-reader-text"> <?php /* translators: Hidden accessibility text. */ _e( 'Help' ); ?> </span></button> <div class="description customize-section-description"> {{{ data.description }}} </div> <# } #> <div class="customize-control-notifications-container"></div> </div> <# if ( data.description && ! data.description_hidden ) { #> <div class="description customize-section-description"> {{{ data.description }}} </div> <# } #> </li> </ul> </li> <?php } } /** WP_Customize_Themes_Section class */ require_once ABSPATH . WPINC . '/customize/class-wp-customize-themes-section.php'; /** WP_Customize_Sidebar_Section class */ require_once ABSPATH . WPINC . '/customize/class-wp-customize-sidebar-section.php'; /** WP_Customize_Nav_Menu_Section class */ require_once ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-section.php';
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