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WordPress/wp-includes/class-wp-customize-manager.php

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<?php
/**
* WordPress Customize Manager classes
*
* @package WordPress
* @subpackage Customize
* @since 3.4.0
*/
/**
* Customize Manager class.
*
* Bootstraps the Customize experience on the server-side.
*
* Sets up the theme-switching process if a theme other than the active one is
* being previewed and customized.
*
* Serves as a factory for Customize Controls and Settings, and
* instantiates default Customize Controls and Settings.
*
* @since 3.4.0
*/
final class WP_Customize_Manager {
/**
* An instance of the theme being previewed.
*
* @since 3.4.0
* @access protected
* @var WP_Theme
*/
protected $theme;
/**
* The directory name of the previously active theme (within the theme_root).
*
* @since 3.4.0
* @access protected
* @var string
*/
protected $original_stylesheet;
/**
* Whether this is a Customizer pageload.
*
* @since 3.4.0
* @access protected
* @var bool
*/
protected $previewing = false;
/**
* Methods and properties dealing with managing widgets in the Customizer.
*
* @since 3.9.0
* @access public
* @var WP_Customize_Widgets
*/
public $widgets;
/**
* Methods and properties dealing with managing nav menus in the Customizer.
*
* @since 4.3.0
* @access public
* @var WP_Customize_Nav_Menus
*/
public $nav_menus;
/**
* Methods and properties dealing with selective refresh in the Customizer preview.
*
* @since 4.5.0
* @access public
* @var WP_Customize_Selective_Refresh
*/
public $selective_refresh;
/**
* Registered instances of WP_Customize_Setting.
*
* @since 3.4.0
* @access protected
* @var array
*/
protected $settings = array();
/**
* Sorted top-level instances of WP_Customize_Panel and WP_Customize_Section.
*
* @since 4.0.0
* @access protected
* @var array
*/
protected $containers = array();
/**
* Registered instances of WP_Customize_Panel.
*
* @since 4.0.0
* @access protected
* @var array
*/
protected $panels = array();
/**
* List of core components.
*
* @since 4.5.0
* @access protected
* @var array
*/
protected $components = array( 'widgets', 'nav_menus', 'selective_refresh' );
/**
* Registered instances of WP_Customize_Section.
*
* @since 3.4.0
* @access protected
* @var array
*/
protected $sections = array();
/**
* Registered instances of WP_Customize_Control.
*
* @since 3.4.0
* @access protected
* @var array
*/
protected $controls = array();
/**
* Return value of check_ajax_referer() in customize_preview_init() method.
*
* @since 3.5.0
* @access protected
* @var false|int
*/
protected $nonce_tick;
/**
* Panel types that may be rendered from JS templates.
*
* @since 4.3.0
* @access protected
* @var array
*/
protected $registered_panel_types = array();
/**
* Section types that may be rendered from JS templates.
*
* @since 4.3.0
* @access protected
* @var array
*/
protected $registered_section_types = array();
/**
* Control types that may be rendered from JS templates.
*
* @since 4.1.0
* @access protected
* @var array
*/
protected $registered_control_types = array();
/**
* Initial URL being previewed.
*
* @since 4.4.0
* @access protected
* @var string
*/
protected $preview_url;
/**
* URL to link the user to when closing the Customizer.
*
* @since 4.4.0
* @access protected
* @var string
*/
protected $return_url;
/**
* Mapping of 'panel', 'section', 'control' to the ID which should be autofocused.
*
* @since 4.4.0
* @access protected
* @var array
*/
protected $autofocus = array();
/**
* Unsanitized values for Customize Settings parsed from $_POST['customized'].
*
* @var array
*/
private $_post_values;
/**
* Constructor.
*
* @since 3.4.0
*/
public function __construct() {
require_once( ABSPATH . WPINC . '/class-wp-customize-setting.php' );
require_once( ABSPATH . WPINC . '/class-wp-customize-panel.php' );
require_once( ABSPATH . WPINC . '/class-wp-customize-section.php' );
require_once( ABSPATH . WPINC . '/class-wp-customize-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-color-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-media-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-upload-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-image-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-background-image-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-cropped-image-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-site-icon-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-header-image-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-theme-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-widget-area-customize-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-widget-form-customize-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-item-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-location-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-name-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-auto-add-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-new-menu-control.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-nav-menus-panel.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-themes-section.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-sidebar-section.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-section.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-new-menu-section.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-filter-setting.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-header-image-setting.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-background-image-setting.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-item-setting.php' );
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-nav-menu-setting.php' );
/**
* Filter the core Customizer components to load.
*
* This allows Core components to be excluded from being instantiated by
* filtering them out of the array. Note that this filter generally runs
* during the {@see 'plugins_loaded'} action, so it cannot be added
* in a theme.
*
* @since 4.4.0
*
* @see WP_Customize_Manager::__construct()
*
* @param array $components List of core components to load.
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
$components = apply_filters( 'customize_loaded_components', $this->components, $this );
if ( in_array( 'widgets', $components, true ) ) {
require_once( ABSPATH . WPINC . '/class-wp-customize-widgets.php' );
$this->widgets = new WP_Customize_Widgets( $this );
}
if ( in_array( 'nav_menus', $components, true ) ) {
require_once( ABSPATH . WPINC . '/class-wp-customize-nav-menus.php' );
$this->nav_menus = new WP_Customize_Nav_Menus( $this );
}
if ( in_array( 'selective_refresh', $components, true ) ) {
require_once( ABSPATH . WPINC . '/customize/class-wp-customize-selective-refresh.php' );
$this->selective_refresh = new WP_Customize_Selective_Refresh( $this );
}
add_filter( 'wp_die_handler', array( $this, 'wp_die_handler' ) );
add_action( 'setup_theme', array( $this, 'setup_theme' ) );
add_action( 'wp_loaded', array( $this, 'wp_loaded' ) );
// Run wp_redirect_status late to make sure we override the status last.
add_action( 'wp_redirect_status', array( $this, 'wp_redirect_status' ), 1000 );
// Do not spawn cron (especially the alternate cron) while running the Customizer.
remove_action( 'init', 'wp_cron' );
// Do not run update checks when rendering the controls.
remove_action( 'admin_init', '_maybe_update_core' );
remove_action( 'admin_init', '_maybe_update_plugins' );
remove_action( 'admin_init', '_maybe_update_themes' );
add_action( 'wp_ajax_customize_save', array( $this, 'save' ) );
add_action( 'wp_ajax_customize_refresh_nonces', array( $this, 'refresh_nonces' ) );
add_action( 'customize_register', array( $this, 'register_controls' ) );
add_action( 'customize_register', array( $this, 'register_dynamic_settings' ), 11 ); // allow code to create settings first
add_action( 'customize_controls_init', array( $this, 'prepare_controls' ) );
add_action( 'customize_controls_enqueue_scripts', array( $this, 'enqueue_control_scripts' ) );
// Render Panel, Section, and Control templates.
add_action( 'customize_controls_print_footer_scripts', array( $this, 'render_panel_templates' ), 1 );
add_action( 'customize_controls_print_footer_scripts', array( $this, 'render_section_templates' ), 1 );
add_action( 'customize_controls_print_footer_scripts', array( $this, 'render_control_templates' ), 1 );
// Export the settings to JS via the _wpCustomizeSettings variable.
add_action( 'customize_controls_print_footer_scripts', array( $this, 'customize_pane_settings' ), 1000 );
}
/**
* Return true if it's an AJAX request.
*
* @since 3.4.0
* @since 4.2.0 Added `$action` param.
* @access public
*
* @param string|null $action Whether the supplied AJAX action is being run.
* @return bool True if it's an AJAX request, false otherwise.
*/
public function doing_ajax( $action = null ) {
$doing_ajax = ( defined( 'DOING_AJAX' ) && DOING_AJAX );
if ( ! $doing_ajax ) {
return false;
}
if ( ! $action ) {
return true;
} else {
/*
* Note: we can't just use doing_action( "wp_ajax_{$action}" ) because we need
* to check before admin-ajax.php gets to that point.
*/
return isset( $_REQUEST['action'] ) && wp_unslash( $_REQUEST['action'] ) === $action;
}
}
/**
* Custom wp_die wrapper. Returns either the standard message for UI
* or the AJAX message.
*
* @since 3.4.0
*
* @param mixed $ajax_message AJAX return
* @param mixed $message UI message
*/
protected function wp_die( $ajax_message, $message = null ) {
if ( $this->doing_ajax() || isset( $_POST['customized'] ) ) {
wp_die( $ajax_message );
}
if ( ! $message ) {
$message = __( 'Cheatin&#8217; uh?' );
}
wp_die( $message );
}
/**
* Return the AJAX wp_die() handler if it's a customized request.
*
* @since 3.4.0
*
* @return string
*/
public function wp_die_handler() {
if ( $this->doing_ajax() || isset( $_POST['customized'] ) ) {
return '_ajax_wp_die_handler';
}
return '_default_wp_die_handler';
}
/**
* Start preview and customize theme.
*
* Check if customize query variable exist. Init filters to filter the current theme.
*
* @since 3.4.0
*/
public function setup_theme() {
send_origin_headers();
$doing_ajax_or_is_customized = ( $this->doing_ajax() || isset( $_POST['customized'] ) );
if ( is_admin() && ! $doing_ajax_or_is_customized ) {
auth_redirect();
} elseif ( $doing_ajax_or_is_customized && ! is_user_logged_in() ) {
$this->wp_die( 0, __( 'You must be logged in to complete this action.' ) );
}
show_admin_bar( false );
if ( ! current_user_can( 'customize' ) ) {
$this->wp_die( -1, __( 'You are not allowed to customize the appearance of this site.' ) );
}
$this->original_stylesheet = get_stylesheet();
$this->theme = wp_get_theme( isset( $_REQUEST['theme'] ) ? $_REQUEST['theme'] : null );
if ( $this->is_theme_active() ) {
// Once the theme is loaded, we'll validate it.
add_action( 'after_setup_theme', array( $this, 'after_setup_theme' ) );
} else {
// If the requested theme is not the active theme and the user doesn't have the
// switch_themes cap, bail.
if ( ! current_user_can( 'switch_themes' ) ) {
$this->wp_die( -1, __( 'You are not allowed to edit theme options on this site.' ) );
}
// If the theme has errors while loading, bail.
if ( $this->theme()->errors() ) {
$this->wp_die( -1, $this->theme()->errors()->get_error_message() );
}
// If the theme isn't allowed per multisite settings, bail.
if ( ! $this->theme()->is_allowed() ) {
$this->wp_die( -1, __( 'The requested theme does not exist.' ) );
}
}
$this->start_previewing_theme();
}
/**
* Callback to validate a theme once it is loaded
*
* @since 3.4.0
*/
public function after_setup_theme() {
$doing_ajax_or_is_customized = ( $this->doing_ajax() || isset( $_SERVER['customized'] ) );
if ( ! $doing_ajax_or_is_customized && ! validate_current_theme() ) {
wp_redirect( 'themes.php?broken=true' );
exit;
}
}
/**
* If the theme to be previewed isn't the active theme, add filter callbacks
* to swap it out at runtime.
*
* @since 3.4.0
*/
public function start_previewing_theme() {
// Bail if we're already previewing.
if ( $this->is_preview() ) {
return;
}
$this->previewing = true;
if ( ! $this->is_theme_active() ) {
add_filter( 'template', array( $this, 'get_template' ) );
add_filter( 'stylesheet', array( $this, 'get_stylesheet' ) );
add_filter( 'pre_option_current_theme', array( $this, 'current_theme' ) );
// @link: https://core.trac.wordpress.org/ticket/20027
add_filter( 'pre_option_stylesheet', array( $this, 'get_stylesheet' ) );
add_filter( 'pre_option_template', array( $this, 'get_template' ) );
// Handle custom theme roots.
add_filter( 'pre_option_stylesheet_root', array( $this, 'get_stylesheet_root' ) );
add_filter( 'pre_option_template_root', array( $this, 'get_template_root' ) );
}
/**
* Fires once the Customizer theme preview has started.
*
* @since 3.4.0
*
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
do_action( 'start_previewing_theme', $this );
}
/**
* Stop previewing the selected theme.
*
* Removes filters to change the current theme.
*
* @since 3.4.0
*/
public function stop_previewing_theme() {
if ( ! $this->is_preview() ) {
return;
}
$this->previewing = false;
if ( ! $this->is_theme_active() ) {
remove_filter( 'template', array( $this, 'get_template' ) );
remove_filter( 'stylesheet', array( $this, 'get_stylesheet' ) );
remove_filter( 'pre_option_current_theme', array( $this, 'current_theme' ) );
// @link: https://core.trac.wordpress.org/ticket/20027
remove_filter( 'pre_option_stylesheet', array( $this, 'get_stylesheet' ) );
remove_filter( 'pre_option_template', array( $this, 'get_template' ) );
// Handle custom theme roots.
remove_filter( 'pre_option_stylesheet_root', array( $this, 'get_stylesheet_root' ) );
remove_filter( 'pre_option_template_root', array( $this, 'get_template_root' ) );
}
/**
* Fires once the Customizer theme preview has stopped.
*
* @since 3.4.0
*
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
do_action( 'stop_previewing_theme', $this );
}
/**
* Get the theme being customized.
*
* @since 3.4.0
*
* @return WP_Theme
*/
public function theme() {
if ( ! $this->theme ) {
$this->theme = wp_get_theme();
}
return $this->theme;
}
/**
* Get the registered settings.
*
* @since 3.4.0
*
* @return array
*/
public function settings() {
return $this->settings;
}
/**
* Get the registered controls.
*
* @since 3.4.0
*
* @return array
*/
public function controls() {
return $this->controls;
}
/**
* Get the registered containers.
*
* @since 4.0.0
*
* @return array
*/
public function containers() {
return $this->containers;
}
/**
* Get the registered sections.
*
* @since 3.4.0
*
* @return array
*/
public function sections() {
return $this->sections;
}
/**
* Get the registered panels.
*
* @since 4.0.0
* @access public
*
* @return array Panels.
*/
public function panels() {
return $this->panels;
}
/**
* Checks if the current theme is active.
*
* @since 3.4.0
*
* @return bool
*/
public function is_theme_active() {
return $this->get_stylesheet() == $this->original_stylesheet;
}
/**
* Register styles/scripts and initialize the preview of each setting
*
* @since 3.4.0
*/
public function wp_loaded() {
/**
* Fires once WordPress has loaded, allowing scripts and styles to be initialized.
*
* @since 3.4.0
*
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
do_action( 'customize_register', $this );
if ( $this->is_preview() && ! is_admin() )
$this->customize_preview_init();
}
/**
* Prevents AJAX requests from following redirects when previewing a theme
* by issuing a 200 response instead of a 30x.
*
* Instead, the JS will sniff out the location header.
*
* @since 3.4.0
*
* @param $status
* @return int
*/
public function wp_redirect_status( $status ) {
if ( $this->is_preview() && ! is_admin() )
return 200;
return $status;
}
/**
* Parse the incoming $_POST['customized'] JSON data and store the unsanitized
* settings for subsequent post_value() lookups.
*
* @since 4.1.1
*
* @return array
*/
public function unsanitized_post_values() {
if ( ! isset( $this->_post_values ) ) {
if ( isset( $_POST['customized'] ) ) {
$this->_post_values = json_decode( wp_unslash( $_POST['customized'] ), true );
}
if ( empty( $this->_post_values ) ) { // if not isset or if JSON error
$this->_post_values = array();
}
}
if ( empty( $this->_post_values ) ) {
return array();
} else {
return $this->_post_values;
}
}
/**
* Return the sanitized value for a given setting from the request's POST data.
*
* @since 3.4.0
* @since 4.1.1 Introduced 'default' parameter.
*
* @param WP_Customize_Setting $setting A WP_Customize_Setting derived object
* @param mixed $default value returned $setting has no post value (added in 4.2.0).
* @return string|mixed $post_value Sanitized value or the $default provided
*/
public function post_value( $setting, $default = null ) {
$post_values = $this->unsanitized_post_values();
if ( array_key_exists( $setting->id, $post_values ) ) {
return $setting->sanitize( $post_values[ $setting->id ] );
} else {
return $default;
}
}
/**
* Override a setting's (unsanitized) value as found in any incoming $_POST['customized'].
*
* @since 4.2.0
* @access public
*
* @param string $setting_id ID for the WP_Customize_Setting instance.
* @param mixed $value Post value.
*/
public function set_post_value( $setting_id, $value ) {
$this->unsanitized_post_values();
$this->_post_values[ $setting_id ] = $value;
/**
* Announce when a specific setting's unsanitized post value has been set.
*
* Fires when the {@see WP_Customize_Manager::set_post_value()} method is called.
*
* The dynamic portion of the hook name, `$setting_id`, refers to the setting ID.
*
* @since 4.4.0
*
* @param mixed $value Unsanitized setting post value.
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
do_action( "customize_post_value_set_{$setting_id}", $value, $this );
/**
* Announce when any setting's unsanitized post value has been set.
*
* Fires when the {@see WP_Customize_Manager::set_post_value()} method is called.
*
* This is useful for `WP_Customize_Setting` instances to watch
* in order to update a cached previewed value.
*
* @since 4.4.0
*
* @param string $setting_id Setting ID.
* @param mixed $value Unsanitized setting post value.
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
do_action( 'customize_post_value_set', $setting_id, $value, $this );
}
/**
* Print JavaScript settings.
*
* @since 3.4.0
*/
public function customize_preview_init() {
$this->nonce_tick = check_ajax_referer( 'preview-customize_' . $this->get_stylesheet(), 'nonce' );
$this->prepare_controls();
wp_enqueue_script( 'customize-preview' );
add_action( 'wp', array( $this, 'customize_preview_override_404_status' ) );
add_action( 'wp_head', array( $this, 'customize_preview_base' ) );
add_action( 'wp_head', array( $this, 'customize_preview_html5' ) );
add_action( 'wp_head', array( $this, 'customize_preview_loading_style' ) );
add_action( 'wp_footer', array( $this, 'customize_preview_settings' ), 20 );
add_action( 'shutdown', array( $this, 'customize_preview_signature' ), 1000 );
add_filter( 'wp_die_handler', array( $this, 'remove_preview_signature' ) );
foreach ( $this->settings as $setting ) {
$setting->preview();
}
/**
* Fires once the Customizer preview has initialized and JavaScript
* settings have been printed.
*
* @since 3.4.0
*
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
do_action( 'customize_preview_init', $this );
}
/**
* Prevent sending a 404 status when returning the response for the customize
* preview, since it causes the jQuery AJAX to fail. Send 200 instead.
*
* @since 4.0.0
* @access public
*/
public function customize_preview_override_404_status() {
if ( is_404() ) {
status_header( 200 );
}
}
/**
* Print base element for preview frame.
*
* @since 3.4.0
*/
public function customize_preview_base() {
?><base href="<?php echo home_url( '/' ); ?>" /><?php
}
/**
* Print a workaround to handle HTML5 tags in IE < 9.
*
* @since 3.4.0
*/
public function customize_preview_html5() { ?>
<!--[if lt IE 9]>
<script type="text/javascript">
var e = [ 'abbr', 'article', 'aside', 'audio', 'canvas', 'datalist', 'details',
'figure', 'footer', 'header', 'hgroup', 'mark', 'menu', 'meter', 'nav',
'output', 'progress', 'section', 'time', 'video' ];
for ( var i = 0; i < e.length; i++ ) {
document.createElement( e[i] );
}
</script>
<![endif]--><?php
}
/**
* Print CSS for loading indicators for the Customizer preview.
*
* @since 4.2.0
* @access public
*/
public function customize_preview_loading_style() {
?><style>
body.wp-customizer-unloading {
opacity: 0.25;
cursor: progress !important;
-webkit-transition: opacity 0.5s;
transition: opacity 0.5s;
}
body.wp-customizer-unloading * {
pointer-events: none !important;
}
</style><?php
}
/**
* Print JavaScript settings for preview frame.
*
* @since 3.4.0
*/
public function customize_preview_settings() {
$settings = array(
'theme' => array(
'stylesheet' => $this->get_stylesheet(),
'active' => $this->is_theme_active(),
),
'url' => array(
'self' => empty( $_SERVER['REQUEST_URI'] ) ? home_url( '/' ) : esc_url_raw( wp_unslash( $_SERVER['REQUEST_URI'] ) ),
),
'channel' => wp_unslash( $_POST['customize_messenger_channel'] ),
'activePanels' => array(),
'activeSections' => array(),
'activeControls' => array(),
'nonce' => $this->get_nonces(),
'l10n' => array(
'shiftClickToEdit' => __( 'Shift-click to edit this element.' ),
),
'_dirty' => array_keys( $this->unsanitized_post_values() ),
);
foreach ( $this->panels as $panel_id => $panel ) {
if ( $panel->check_capabilities() ) {
$settings['activePanels'][ $panel_id ] = $panel->active();
foreach ( $panel->sections as $section_id => $section ) {
if ( $section->check_capabilities() ) {
$settings['activeSections'][ $section_id ] = $section->active();
}
}
}
}
foreach ( $this->sections as $id => $section ) {
if ( $section->check_capabilities() ) {
$settings['activeSections'][ $id ] = $section->active();
}
}
foreach ( $this->controls as $id => $control ) {
if ( $control->check_capabilities() ) {
$settings['activeControls'][ $id ] = $control->active();
}
}
?>
<script type="text/javascript">
var _wpCustomizeSettings = <?php echo wp_json_encode( $settings ); ?>;
_wpCustomizeSettings.values = {};
(function( v ) {
<?php
/*
* Serialize settings separately from the initial _wpCustomizeSettings
* serialization in order to avoid a peak memory usage spike.
* @todo We may not even need to export the values at all since the pane syncs them anyway.
*/
foreach ( $this->settings as $id => $setting ) {
if ( $setting->check_capabilities() ) {
printf(
"v[%s] = %s;\n",
wp_json_encode( $id ),
wp_json_encode( $setting->js_value() )
);
}
}
?>
})( _wpCustomizeSettings.values );
</script>
<?php
}
/**
* Prints a signature so we can ensure the Customizer was properly executed.
*
* @since 3.4.0
*/
public function customize_preview_signature() {
echo 'WP_CUSTOMIZER_SIGNATURE';
}
/**
* Removes the signature in case we experience a case where the Customizer was not properly executed.
*
* @since 3.4.0
*
* @param mixed $return Value passed through for wp_die_handler filter.
* @return mixed Value passed through for wp_die_handler filter.
*/
public function remove_preview_signature( $return = null ) {
remove_action( 'shutdown', array( $this, 'customize_preview_signature' ), 1000 );
return $return;
}
/**
* Is it a theme preview?
*
* @since 3.4.0
*
* @return bool True if it's a preview, false if not.
*/
public function is_preview() {
return (bool) $this->previewing;
}
/**
* Retrieve the template name of the previewed theme.
*
* @since 3.4.0
*
* @return string Template name.
*/
public function get_template() {
return $this->theme()->get_template();
}
/**
* Retrieve the stylesheet name of the previewed theme.
*
* @since 3.4.0
*
* @return string Stylesheet name.
*/
public function get_stylesheet() {
return $this->theme()->get_stylesheet();
}
/**
* Retrieve the template root of the previewed theme.
*
* @since 3.4.0
*
* @return string Theme root.
*/
public function get_template_root() {
return get_raw_theme_root( $this->get_template(), true );
}
/**
* Retrieve the stylesheet root of the previewed theme.
*
* @since 3.4.0
*
* @return string Theme root.
*/
public function get_stylesheet_root() {
return get_raw_theme_root( $this->get_stylesheet(), true );
}
/**
* Filter the current theme and return the name of the previewed theme.
*
* @since 3.4.0
*
* @param $current_theme {@internal Parameter is not used}
* @return string Theme name.
*/
public function current_theme( $current_theme ) {
return $this->theme()->display('Name');
}
/**
* Switch the theme and trigger the save() method on each setting.
*
* @since 3.4.0
*/
public function save() {
if ( ! $this->is_preview() ) {
wp_send_json_error( 'not_preview' );
}
$action = 'save-customize_' . $this->get_stylesheet();
if ( ! check_ajax_referer( $action, 'nonce', false ) ) {
wp_send_json_error( 'invalid_nonce' );
}
// Do we have to switch themes?
if ( ! $this->is_theme_active() ) {
// Temporarily stop previewing the theme to allow switch_themes()
// to operate properly.
$this->stop_previewing_theme();
switch_theme( $this->get_stylesheet() );
update_option( 'theme_switched_via_customizer', true );
$this->start_previewing_theme();
}
/**
* Fires once the theme has switched in the Customizer, but before settings
* have been saved.
*
* @since 3.4.0
*
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
do_action( 'customize_save', $this );
foreach ( $this->settings as $setting ) {
$setting->save();
}
/**
* Fires after Customize settings have been saved.
*
* @since 3.6.0
*
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
do_action( 'customize_save_after', $this );
/**
* Filter response data for a successful customize_save AJAX request.
*
* This filter does not apply if there was a nonce or authentication failure.
*
* @since 4.2.0
*
* @param array $data Additional information passed back to the 'saved'
* event on `wp.customize`.
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
$response = apply_filters( 'customize_save_response', array(), $this );
wp_send_json_success( $response );
}
/**
* Refresh nonces for the current preview.
*
* @since 4.2.0
*/
public function refresh_nonces() {
if ( ! $this->is_preview() ) {
wp_send_json_error( 'not_preview' );
}
wp_send_json_success( $this->get_nonces() );
}
/**
* Add a customize setting.
*
* @since 3.4.0
* @since 4.5.0 Return added WP_Customize_Setting instance.
* @access public
*
* @param WP_Customize_Setting|string $id Customize Setting object, or ID.
* @param array $args Setting arguments; passed to WP_Customize_Setting
* constructor.
* @return WP_Customize_Setting The instance of the setting that was added.
*/
public function add_setting( $id, $args = array() ) {
if ( $id instanceof WP_Customize_Setting ) {
$setting = $id;
} else {
$class = 'WP_Customize_Setting';
/** This filter is documented in wp-includes/class-wp-customize-manager.php */
$args = apply_filters( 'customize_dynamic_setting_args', $args, $id );
/** This filter is documented in wp-includes/class-wp-customize-manager.php */
$class = apply_filters( 'customize_dynamic_setting_class', $class, $id, $args );
$setting = new $class( $this, $id, $args );
}
$this->settings[ $setting->id ] = $setting;
return $setting;
}
/**
* Register any dynamically-created settings, such as those from $_POST['customized']
* that have no corresponding setting created.
*
* This is a mechanism to "wake up" settings that have been dynamically created
* on the front end and have been sent to WordPress in `$_POST['customized']`. When WP
* loads, the dynamically-created settings then will get created and previewed
* even though they are not directly created statically with code.
*
* @since 4.2.0
* @access public
*
* @param array $setting_ids The setting IDs to add.
* @return array The WP_Customize_Setting objects added.
*/
public function add_dynamic_settings( $setting_ids ) {
$new_settings = array();
foreach ( $setting_ids as $setting_id ) {
// Skip settings already created
if ( $this->get_setting( $setting_id ) ) {
continue;
}
$setting_args = false;
$setting_class = 'WP_Customize_Setting';
/**
* Filter a dynamic setting's constructor args.
*
* For a dynamic setting to be registered, this filter must be employed
* to override the default false value with an array of args to pass to
* the WP_Customize_Setting constructor.
*
* @since 4.2.0
*
* @param false|array $setting_args The arguments to the WP_Customize_Setting constructor.
* @param string $setting_id ID for dynamic setting, usually coming from `$_POST['customized']`.
*/
$setting_args = apply_filters( 'customize_dynamic_setting_args', $setting_args, $setting_id );
if ( false === $setting_args ) {
continue;
}
/**
* Allow non-statically created settings to be constructed with custom WP_Customize_Setting subclass.
*
* @since 4.2.0
*
* @param string $setting_class WP_Customize_Setting or a subclass.
* @param string $setting_id ID for dynamic setting, usually coming from `$_POST['customized']`.
* @param array $setting_args WP_Customize_Setting or a subclass.
*/
$setting_class = apply_filters( 'customize_dynamic_setting_class', $setting_class, $setting_id, $setting_args );
$setting = new $setting_class( $this, $setting_id, $setting_args );
$this->add_setting( $setting );
$new_settings[] = $setting;
}
return $new_settings;
}
/**
* Retrieve a customize setting.
*
* @since 3.4.0
*
* @param string $id Customize Setting ID.
* @return WP_Customize_Setting|void The setting, if set.
*/
public function get_setting( $id ) {
if ( isset( $this->settings[ $id ] ) ) {
return $this->settings[ $id ];
}
}
/**
* Remove a customize setting.
*
* @since 3.4.0
*
* @param string $id Customize Setting ID.
*/
public function remove_setting( $id ) {
unset( $this->settings[ $id ] );
}
/**
* Add a customize panel.
*
* @since 4.0.0
* @since 4.5.0 Return added WP_Customize_Panel instance.
* @access public
*
* @param WP_Customize_Panel|string $id Customize Panel object, or Panel ID.
* @param array $args Optional. Panel arguments. Default empty array.
*
* @return WP_Customize_Panel The instance of the panel that was added.
*/
public function add_panel( $id, $args = array() ) {
if ( $id instanceof WP_Customize_Panel ) {
$panel = $id;
} else {
$panel = new WP_Customize_Panel( $this, $id, $args );
}
$this->panels[ $panel->id ] = $panel;
return $panel;
}
/**
* Retrieve a customize panel.
*
* @since 4.0.0
* @access public
*
* @param string $id Panel ID to get.
* @return WP_Customize_Panel|void Requested panel instance, if set.
*/
public function get_panel( $id ) {
if ( isset( $this->panels[ $id ] ) ) {
return $this->panels[ $id ];
}
}
/**
* Remove a customize panel.
*
* @since 4.0.0
* @access public
*
* @param string $id Panel ID to remove.
*/
public function remove_panel( $id ) {
// Removing core components this way is _doing_it_wrong().
if ( in_array( $id, $this->components, true ) ) {
/* translators: 1: panel id, 2: link to 'customize_loaded_components' filter reference */
$message = sprintf( __( 'Removing %1$s manually will cause PHP warnings. Use the %2$s filter instead.' ),
$id,
'<a href="' . esc_url( 'https://developer.wordpress.org/reference/hooks/customize_loaded_components/' ) . '"><code>customize_loaded_components</code></a>'
);
_doing_it_wrong( __METHOD__, $message, '4.5' );
}
unset( $this->panels[ $id ] );
}
/**
* Register a customize panel type.
*
* Registered types are eligible to be rendered via JS and created dynamically.
*
* @since 4.3.0
* @access public
*
* @see WP_Customize_Panel
*
* @param string $panel Name of a custom panel which is a subclass of WP_Customize_Panel.
*/
public function register_panel_type( $panel ) {
$this->registered_panel_types[] = $panel;
}
/**
* Render JS templates for all registered panel types.
*
* @since 4.3.0
* @access public
*/
public function render_panel_templates() {
foreach ( $this->registered_panel_types as $panel_type ) {
$panel = new $panel_type( $this, 'temp', array() );
$panel->print_template();
}
}
/**
* Add a customize section.
*
* @since 3.4.0
* @since 4.5.0 Return added WP_Customize_Section instance.
* @access public
*
* @param WP_Customize_Section|string $id Customize Section object, or Section ID.
* @param array $args Section arguments.
*
* @return WP_Customize_Section The instance of the section that was added.
*/
public function add_section( $id, $args = array() ) {
if ( $id instanceof WP_Customize_Section ) {
$section = $id;
} else {
$section = new WP_Customize_Section( $this, $id, $args );
}
$this->sections[ $section->id ] = $section;
return $section;
}
/**
* Retrieve a customize section.
*
* @since 3.4.0
*
* @param string $id Section ID.
* @return WP_Customize_Section|void The section, if set.
*/
public function get_section( $id ) {
if ( isset( $this->sections[ $id ] ) )
return $this->sections[ $id ];
}
/**
* Remove a customize section.
*
* @since 3.4.0
*
* @param string $id Section ID.
*/
public function remove_section( $id ) {
unset( $this->sections[ $id ] );
}
/**
* Register a customize section type.
*
* Registered types are eligible to be rendered via JS and created dynamically.
*
* @since 4.3.0
* @access public
*
* @see WP_Customize_Section
*
* @param string $section Name of a custom section which is a subclass of WP_Customize_Section.
*/
public function register_section_type( $section ) {
$this->registered_section_types[] = $section;
}
/**
* Render JS templates for all registered section types.
*
* @since 4.3.0
* @access public
*/
public function render_section_templates() {
foreach ( $this->registered_section_types as $section_type ) {
$section = new $section_type( $this, 'temp', array() );
$section->print_template();
}
}
/**
* Add a customize control.
*
* @since 3.4.0
* @since 4.5.0 Return added WP_Customize_Control instance.
* @access public
*
* @param WP_Customize_Control|string $id Customize Control object, or ID.
* @param array $args Control arguments; passed to WP_Customize_Control
* constructor.
* @return WP_Customize_Control The instance of the control that was added.
*/
public function add_control( $id, $args = array() ) {
if ( $id instanceof WP_Customize_Control ) {
$control = $id;
} else {
$control = new WP_Customize_Control( $this, $id, $args );
}
$this->controls[ $control->id ] = $control;
return $control;
}
/**
* Retrieve a customize control.
*
* @since 3.4.0
*
* @param string $id ID of the control.
* @return WP_Customize_Control|void The control object, if set.
*/
public function get_control( $id ) {
if ( isset( $this->controls[ $id ] ) )
return $this->controls[ $id ];
}
/**
* Remove a customize control.
*
* @since 3.4.0
*
* @param string $id ID of the control.
*/
public function remove_control( $id ) {
unset( $this->controls[ $id ] );
}
/**
* Register a customize control type.
*
* Registered types are eligible to be rendered via JS and created dynamically.
*
* @since 4.1.0
* @access public
*
* @param string $control Name of a custom control which is a subclass of
* {@see WP_Customize_Control}.
*/
public function register_control_type( $control ) {
$this->registered_control_types[] = $control;
}
/**
* Render JS templates for all registered control types.
*
* @since 4.1.0
* @access public
*/
public function render_control_templates() {
foreach ( $this->registered_control_types as $control_type ) {
$control = new $control_type( $this, 'temp', array(
'settings' => array(),
) );
$control->print_template();
}
}
/**
* Helper function to compare two objects by priority, ensuring sort stability via instance_number.
*
* @since 3.4.0
*
* @param WP_Customize_Panel|WP_Customize_Section|WP_Customize_Control $a Object A.
* @param WP_Customize_Panel|WP_Customize_Section|WP_Customize_Control $b Object B.
* @return int
*/
protected function _cmp_priority( $a, $b ) {
if ( $a->priority === $b->priority ) {
return $a->instance_number - $b->instance_number;
} else {
return $a->priority - $b->priority;
}
}
/**
* Prepare panels, sections, and controls.
*
* For each, check if required related components exist,
* whether the user has the necessary capabilities,
* and sort by priority.
*
* @since 3.4.0
*/
public function prepare_controls() {
$controls = array();
uasort( $this->controls, array( $this, '_cmp_priority' ) );
foreach ( $this->controls as $id => $control ) {
if ( ! isset( $this->sections[ $control->section ] ) || ! $control->check_capabilities() ) {
continue;
}
$this->sections[ $control->section ]->controls[] = $control;
$controls[ $id ] = $control;
}
$this->controls = $controls;
// Prepare sections.
uasort( $this->sections, array( $this, '_cmp_priority' ) );
$sections = array();
foreach ( $this->sections as $section ) {
if ( ! $section->check_capabilities() ) {
continue;
}
usort( $section->controls, array( $this, '_cmp_priority' ) );
if ( ! $section->panel ) {
// Top-level section.
$sections[ $section->id ] = $section;
} else {
// This section belongs to a panel.
if ( isset( $this->panels [ $section->panel ] ) ) {
$this->panels[ $section->panel ]->sections[ $section->id ] = $section;
}
}
}
$this->sections = $sections;
// Prepare panels.
uasort( $this->panels, array( $this, '_cmp_priority' ) );
$panels = array();
foreach ( $this->panels as $panel ) {
if ( ! $panel->check_capabilities() ) {
continue;
}
uasort( $panel->sections, array( $this, '_cmp_priority' ) );
$panels[ $panel->id ] = $panel;
}
$this->panels = $panels;
// Sort panels and top-level sections together.
$this->containers = array_merge( $this->panels, $this->sections );
uasort( $this->containers, array( $this, '_cmp_priority' ) );
}
/**
* Enqueue scripts for customize controls.
*
* @since 3.4.0
*/
public function enqueue_control_scripts() {
foreach ( $this->controls as $control ) {
$control->enqueue();
}
}
/**
* Determine whether the user agent is iOS.
*
* @since 4.4.0
* @access public
*
* @return bool Whether the user agent is iOS.
*/
public function is_ios() {
return wp_is_mobile() && preg_match( '/iPad|iPod|iPhone/', $_SERVER['HTTP_USER_AGENT'] );
}
/**
* Get the template string for the Customizer pane document title.
*
* @since 4.4.0
* @access public
*
* @return string The template string for the document title.
*/
public function get_document_title_template() {
if ( $this->is_theme_active() ) {
/* translators: %s: document title from the preview */
$document_title_tmpl = __( 'Customize: %s' );
} else {
/* translators: %s: document title from the preview */
$document_title_tmpl = __( 'Live Preview: %s' );
}
$document_title_tmpl = html_entity_decode( $document_title_tmpl, ENT_QUOTES, 'UTF-8' ); // Because exported to JS and assigned to document.title.
return $document_title_tmpl;
}
/**
* Set the initial URL to be previewed.
*
* URL is validated.
*
* @since 4.4.0
* @access public
*
* @param string $preview_url URL to be previewed.
*/
public function set_preview_url( $preview_url ) {
$this->preview_url = wp_validate_redirect( $preview_url, home_url( '/' ) );
}
/**
* Get the initial URL to be previewed.
*
* @since 4.4.0
* @access public
*
* @return string URL being previewed.
*/
public function get_preview_url() {
if ( empty( $this->preview_url ) ) {
$preview_url = home_url( '/' );
} else {
$preview_url = $this->preview_url;
}
return $preview_url;
}
/**
* Set URL to link the user to when closing the Customizer.
*
* URL is validated.
*
* @since 4.4.0
* @access public
*
* @param string $return_url URL for return link.
*/
public function set_return_url( $return_url ) {
$return_url = remove_query_arg( wp_removable_query_args(), $return_url );
$return_url = wp_validate_redirect( $return_url );
$this->return_url = $return_url;
}
/**
* Get URL to link the user to when closing the Customizer.
*
* @since 4.4.0
* @access public
*
* @return string URL for link to close Customizer.
*/
public function get_return_url() {
$referer = wp_get_referer();
$excluded_referer_basenames = array( 'customize.php', 'wp-login.php' );
if ( $this->return_url ) {
$return_url = $this->return_url;
} else if ( $referer && ! in_array( basename( parse_url( $referer, PHP_URL_PATH ) ), $excluded_referer_basenames, true ) ) {
$return_url = $referer;
} else if ( $this->preview_url ) {
$return_url = $this->preview_url;
} else {
$return_url = home_url( '/' );
}
return $return_url;
}
/**
* Set the autofocused constructs.
*
* @since 4.4.0
* @access public
*
* @param array $autofocus {
* Mapping of 'panel', 'section', 'control' to the ID which should be autofocused.
*
* @type string [$control] ID for control to be autofocused.
* @type string [$section] ID for section to be autofocused.
* @type string [$panel] ID for panel to be autofocused.
* }
*/
public function set_autofocus( $autofocus ) {
$this->autofocus = array_filter( wp_array_slice_assoc( $autofocus, array( 'panel', 'section', 'control' ) ), 'is_string' );
}
/**
* Get the autofocused constructs.
*
* @since 4.4.0
* @access public
*
* @return array {
* Mapping of 'panel', 'section', 'control' to the ID which should be autofocused.
*
* @type string [$control] ID for control to be autofocused.
* @type string [$section] ID for section to be autofocused.
* @type string [$panel] ID for panel to be autofocused.
* }
*/
public function get_autofocus() {
return $this->autofocus;
}
/**
* Get nonces for the Customizer.
*
* @since 4.5.0
* @return array Nonces.
*/
public function get_nonces() {
$nonces = array(
'save' => wp_create_nonce( 'save-customize_' . $this->get_stylesheet() ),
'preview' => wp_create_nonce( 'preview-customize_' . $this->get_stylesheet() ),
);
/**
* Filter nonces for Customizer.
*
* @since 4.2.0
*
* @param array $nonces Array of refreshed nonces for save and
* preview actions.
* @param WP_Customize_Manager $this WP_Customize_Manager instance.
*/
$nonces = apply_filters( 'customize_refresh_nonces', $nonces, $this );
return $nonces;
}
/**
* Print JavaScript settings for parent window.
*
* @since 4.4.0
*/
public function customize_pane_settings() {
/*
* If the front end and the admin are served from the same domain, load the
* preview over ssl if the Customizer is being loaded over ssl. This avoids
* insecure content warnings. This is not attempted if the admin and front end
* are on different domains to avoid the case where the front end doesn't have
* ssl certs. Domain mapping plugins can allow other urls in these conditions
* using the customize_allowed_urls filter.
*/
$allowed_urls = array( home_url( '/' ) );
$admin_origin = parse_url( admin_url() );
$home_origin = parse_url( home_url() );
$cross_domain = ( strtolower( $admin_origin['host'] ) !== strtolower( $home_origin['host'] ) );
if ( is_ssl() && ! $cross_domain ) {
$allowed_urls[] = home_url( '/', 'https' );
}
/**
* Filter the list of URLs allowed to be clicked and followed in the Customizer preview.
*
* @since 3.4.0
*
* @param array $allowed_urls An array of allowed URLs.
*/
$allowed_urls = array_unique( apply_filters( 'customize_allowed_urls', $allowed_urls ) );
$login_url = add_query_arg( array(
'interim-login' => 1,
'customize-login' => 1,
), wp_login_url() );
// Prepare Customizer settings to pass to JavaScript.
$settings = array(
'theme' => array(
'stylesheet' => $this->get_stylesheet(),
'active' => $this->is_theme_active(),
),
'url' => array(
'preview' => esc_url_raw( $this->get_preview_url() ),
'parent' => esc_url_raw( admin_url() ),
'activated' => esc_url_raw( home_url( '/' ) ),
'ajax' => esc_url_raw( admin_url( 'admin-ajax.php', 'relative' ) ),
'allowed' => array_map( 'esc_url_raw', $allowed_urls ),
'isCrossDomain' => $cross_domain,
'home' => esc_url_raw( home_url( '/' ) ),
'login' => esc_url_raw( $login_url ),
),
'browser' => array(
'mobile' => wp_is_mobile(),
'ios' => $this->is_ios(),
),
'panels' => array(),
'sections' => array(),
'nonce' => $this->get_nonces(),
'autofocus' => $this->get_autofocus(),
'documentTitleTmpl' => $this->get_document_title_template(),
'previewableDevices' => $this->get_previewable_devices(),
'selectiveRefreshEnabled' => isset( $this->selective_refresh ),
);
// Prepare Customize Section objects to pass to JavaScript.
foreach ( $this->sections() as $id => $section ) {
if ( $section->check_capabilities() ) {
$settings['sections'][ $id ] = $section->json();
}
}
// Prepare Customize Panel objects to pass to JavaScript.
foreach ( $this->panels() as $panel_id => $panel ) {
if ( $panel->check_capabilities() ) {
$settings['panels'][ $panel_id ] = $panel->json();
foreach ( $panel->sections as $section_id => $section ) {
if ( $section->check_capabilities() ) {
$settings['sections'][ $section_id ] = $section->json();
}
}
}
}
?>
<script type="text/javascript">
var _wpCustomizeSettings = <?php echo wp_json_encode( $settings ); ?>;
_wpCustomizeSettings.controls = {};
_wpCustomizeSettings.settings = {};
<?php
// Serialize settings one by one to improve memory usage.
echo "(function ( s ){\n";
foreach ( $this->settings() as $setting ) {
if ( $setting->check_capabilities() ) {
printf(
"s[%s] = %s;\n",
wp_json_encode( $setting->id ),
wp_json_encode( array(
'value' => $setting->js_value(),
'transport' => $setting->transport,
'dirty' => $setting->dirty,
) )
);
}
}
echo "})( _wpCustomizeSettings.settings );\n";
// Serialize controls one by one to improve memory usage.
echo "(function ( c ){\n";
foreach ( $this->controls() as $control ) {
if ( $control->check_capabilities() ) {
printf(
"c[%s] = %s;\n",
wp_json_encode( $control->id ),
wp_json_encode( $control->json() )
);
}
}
echo "})( _wpCustomizeSettings.controls );\n";
?>
</script>
<?php
}
/**
* Returns a list of devices to allow previewing.
*
* @access public
* @since 4.5.0
*
* @return array List of devices with labels and default setting.
*/
public function get_previewable_devices() {
$devices = array(
'desktop' => array(
'label' => __( 'Enter desktop preview mode' ),
'default' => true,
),
'tablet' => array(
'label' => __( 'Enter tablet preview mode' ),
),
'mobile' => array(
'label' => __( 'Enter mobile preview mode' ),
),
);
/**
* Filter the available devices to allow previewing in the Customizer.
*
* @since 4.5.0
*
* @see WP_Customize_Manager::get_previewable_devices()
*
* @param array $devices List of devices with labels and default setting.
*/
$devices = apply_filters( 'customize_previewable_devices', $devices );
return $devices;
}
/**
* Register some default controls.
*
* @since 3.4.0
*/
public function register_controls() {
/* Panel, Section, and Control Types */
$this->register_panel_type( 'WP_Customize_Panel' );
$this->register_section_type( 'WP_Customize_Section' );
$this->register_section_type( 'WP_Customize_Sidebar_Section' );
$this->register_control_type( 'WP_Customize_Color_Control' );
$this->register_control_type( 'WP_Customize_Media_Control' );
$this->register_control_type( 'WP_Customize_Upload_Control' );
$this->register_control_type( 'WP_Customize_Image_Control' );
$this->register_control_type( 'WP_Customize_Background_Image_Control' );
$this->register_control_type( 'WP_Customize_Cropped_Image_Control' );
$this->register_control_type( 'WP_Customize_Site_Icon_Control' );
$this->register_control_type( 'WP_Customize_Theme_Control' );
/* Themes */
$this->add_section( new WP_Customize_Themes_Section( $this, 'themes', array(
'title' => $this->theme()->display( 'Name' ),
'capability' => 'switch_themes',
'priority' => 0,
) ) );
// Themes Setting (unused - the theme is considerably more fundamental to the Customizer experience).
$this->add_setting( new WP_Customize_Filter_Setting( $this, 'active_theme', array(
'capability' => 'switch_themes',
) ) );
require_once( ABSPATH . 'wp-admin/includes/theme.php' );
// Theme Controls.
// Add a control for the active/original theme.
if ( ! $this->is_theme_active() ) {
$themes = wp_prepare_themes_for_js( array( wp_get_theme( $this->original_stylesheet ) ) );
$active_theme = current( $themes );
$active_theme['isActiveTheme'] = true;
$this->add_control( new WP_Customize_Theme_Control( $this, $active_theme['id'], array(
'theme' => $active_theme,
'section' => 'themes',
'settings' => 'active_theme',
) ) );
}
$themes = wp_prepare_themes_for_js();
foreach ( $themes as $theme ) {
if ( $theme['active'] || $theme['id'] === $this->original_stylesheet ) {
continue;
}
$theme_id = 'theme_' . $theme['id'];
$theme['isActiveTheme'] = false;
$this->add_control( new WP_Customize_Theme_Control( $this, $theme_id, array(
'theme' => $theme,
'section' => 'themes',
'settings' => 'active_theme',
) ) );
}
/* Site Identity */
$this->add_section( 'title_tagline', array(
'title' => __( 'Site Identity' ),
'priority' => 20,
) );
$this->add_setting( 'blogname', array(
'default' => get_option( 'blogname' ),
'type' => 'option',
'capability' => 'manage_options',
) );
$this->add_control( 'blogname', array(
'label' => __( 'Site Title' ),
'section' => 'title_tagline',
) );
$this->add_setting( 'blogdescription', array(
'default' => get_option( 'blogdescription' ),
'type' => 'option',
'capability' => 'manage_options',
) );
$this->add_control( 'blogdescription', array(
'label' => __( 'Tagline' ),
'section' => 'title_tagline',
) );
// Add a setting to hide header text if the theme isn't supporting the feature itself.
// @todo
if ( ! current_theme_supports( 'custom-header' ) ) {
$this->add_setting( 'header_text', array(
'default' => 1,
'sanitize_callback' => 'absint',
'transport' => 'postMessage',
) );
$this->add_control( 'header_text', array(
'label' => __( 'Display Site Title and Tagline' ),
'section' => 'title_tagline',
'settings' => 'header_text',
'type' => 'checkbox',
) );
}
$this->add_setting( 'site_icon', array(
'type' => 'option',
'capability' => 'manage_options',
'transport' => 'postMessage', // Previewed with JS in the Customizer controls window.
) );
$this->add_control( new WP_Customize_Site_Icon_Control( $this, 'site_icon', array(
'label' => __( 'Site Icon' ),
'description' => sprintf(
/* translators: %s: site icon size in pixels */
__( 'The Site Icon is used as a browser and app icon for your site. Icons must be square, and at least %s pixels wide and tall.' ),
'<strong>512</strong>'
),
'section' => 'title_tagline',
'priority' => 60,
'height' => 512,
'width' => 512,
) ) );
$this->add_setting( 'custom_logo', array(
'theme_supports' => array( 'custom-logo' ),
'transport' => 'postMessage',
) );
$this->add_control( new WP_Customize_Media_Control( $this, 'custom_logo', array(
'label' => __( 'Logo' ),
'section' => 'title_tagline',
'priority' => 0,
'mime_type' => 'image',
'button_labels' => array(
'select' => __( 'Select logo' ),
'change' => __( 'Change logo' ),
'remove' => __( 'Remove' ),
'default' => __( 'Default' ),
'placeholder' => __( 'No logo selected' ),
'frame_title' => __( 'Select logo' ),
'frame_button' => __( 'Choose logo' ),
),
) ) );
if ( isset( $this->selective_refresh ) ) {
$this->selective_refresh->add_partial( 'custom_logo', array(
'settings' => array( 'custom_logo' ),
'selector' => '.custom-logo-link',
'render_callback' => array( $this, '_render_custom_logo_partial' ),
'container_inclusive' => true,
) );
}
/* Colors */
$this->add_section( 'colors', array(
'title' => __( 'Colors' ),
'priority' => 40,
) );
$this->add_setting( 'header_textcolor', array(
'theme_supports' => array( 'custom-header', 'header-text' ),
'default' => get_theme_support( 'custom-header', 'default-text-color' ),
'sanitize_callback' => array( $this, '_sanitize_header_textcolor' ),
'sanitize_js_callback' => 'maybe_hash_hex_color',
) );
// Input type: checkbox
// With custom value
$this->add_control( 'display_header_text', array(
'settings' => 'header_textcolor',
'label' => __( 'Display Site Title and Tagline' ),
'section' => 'title_tagline',
'type' => 'checkbox',
'priority' => 40,
) );
$this->add_control( new WP_Customize_Color_Control( $this, 'header_textcolor', array(
'label' => __( 'Header Text Color' ),
'section' => 'colors',
) ) );
// Input type: Color
// With sanitize_callback
$this->add_setting( 'background_color', array(
'default' => get_theme_support( 'custom-background', 'default-color' ),
'theme_supports' => 'custom-background',
'sanitize_callback' => 'sanitize_hex_color_no_hash',
'sanitize_js_callback' => 'maybe_hash_hex_color',
) );
$this->add_control( new WP_Customize_Color_Control( $this, 'background_color', array(
'label' => __( 'Background Color' ),
'section' => 'colors',
) ) );
/* Custom Header */
$this->add_section( 'header_image', array(
'title' => __( 'Header Image' ),
'theme_supports' => 'custom-header',
'priority' => 60,
) );
$this->add_setting( new WP_Customize_Filter_Setting( $this, 'header_image', array(
'default' => get_theme_support( 'custom-header', 'default-image' ),
'theme_supports' => 'custom-header',
) ) );
$this->add_setting( new WP_Customize_Header_Image_Setting( $this, 'header_image_data', array(
// 'default' => get_theme_support( 'custom-header', 'default-image' ),
'theme_supports' => 'custom-header',
) ) );
$this->add_control( new WP_Customize_Header_Image_Control( $this ) );
/* Custom Background */
$this->add_section( 'background_image', array(
'title' => __( 'Background Image' ),
'theme_supports' => 'custom-background',
'priority' => 80,
) );
$this->add_setting( 'background_image', array(
'default' => get_theme_support( 'custom-background', 'default-image' ),
'theme_supports' => 'custom-background',
) );
$this->add_setting( new WP_Customize_Background_Image_Setting( $this, 'background_image_thumb', array(
'theme_supports' => 'custom-background',
) ) );
$this->add_control( new WP_Customize_Background_Image_Control( $this ) );
$this->add_setting( 'background_repeat', array(
'default' => get_theme_support( 'custom-background', 'default-repeat' ),
'theme_supports' => 'custom-background',
) );
$this->add_control( 'background_repeat', array(
'label' => __( 'Background Repeat' ),
'section' => 'background_image',
'type' => 'radio',
'choices' => array(
'no-repeat' => __('No Repeat'),
'repeat' => __('Tile'),
'repeat-x' => __('Tile Horizontally'),
'repeat-y' => __('Tile Vertically'),
),
) );
$this->add_setting( 'background_position_x', array(
'default' => get_theme_support( 'custom-background', 'default-position-x' ),
'theme_supports' => 'custom-background',
) );
$this->add_control( 'background_position_x', array(
'label' => __( 'Background Position' ),
'section' => 'background_image',
'type' => 'radio',
'choices' => array(
'left' => __('Left'),
'center' => __('Center'),
'right' => __('Right'),
),
) );
$this->add_setting( 'background_attachment', array(
'default' => get_theme_support( 'custom-background', 'default-attachment' ),
'theme_supports' => 'custom-background',
) );
$this->add_control( 'background_attachment', array(
'label' => __( 'Background Attachment' ),
'section' => 'background_image',
'type' => 'radio',
'choices' => array(
'scroll' => __('Scroll'),
'fixed' => __('Fixed'),
),
) );
// If the theme is using the default background callback, we can update
// the background CSS using postMessage.
if ( get_theme_support( 'custom-background', 'wp-head-callback' ) === '_custom_background_cb' ) {
foreach ( array( 'color', 'image', 'position_x', 'repeat', 'attachment' ) as $prop ) {
$this->get_setting( 'background_' . $prop )->transport = 'postMessage';
}
}
/* Static Front Page */
// #WP19627
// Replicate behavior from options-reading.php and hide front page options if there are no pages
if ( get_pages() ) {
$this->add_section( 'static_front_page', array(
'title' => __( 'Static Front Page' ),
// 'theme_supports' => 'static-front-page',
'priority' => 120,
'description' => __( 'Your theme supports a static front page.' ),
) );
$this->add_setting( 'show_on_front', array(
'default' => get_option( 'show_on_front' ),
'capability' => 'manage_options',
'type' => 'option',
// 'theme_supports' => 'static-front-page',
) );
$this->add_control( 'show_on_front', array(
'label' => __( 'Front page displays' ),
'section' => 'static_front_page',
'type' => 'radio',
'choices' => array(
'posts' => __( 'Your latest posts' ),
'page' => __( 'A static page' ),
),
) );
$this->add_setting( 'page_on_front', array(
'type' => 'option',
'capability' => 'manage_options',
// 'theme_supports' => 'static-front-page',
) );
$this->add_control( 'page_on_front', array(
'label' => __( 'Front page' ),
'section' => 'static_front_page',
'type' => 'dropdown-pages',
) );
$this->add_setting( 'page_for_posts', array(
'type' => 'option',
'capability' => 'manage_options',
// 'theme_supports' => 'static-front-page',
) );
$this->add_control( 'page_for_posts', array(
'label' => __( 'Posts page' ),
'section' => 'static_front_page',
'type' => 'dropdown-pages',
) );
}
}
/**
* Add settings from the POST data that were not added with code, e.g. dynamically-created settings for Widgets
*
* @since 4.2.0
* @access public
*
* @see add_dynamic_settings()
*/
public function register_dynamic_settings() {
$this->add_dynamic_settings( array_keys( $this->unsanitized_post_values() ) );
}
/**
* Callback for validating the header_textcolor value.
*
* Accepts 'blank', and otherwise uses sanitize_hex_color_no_hash().
* Returns default text color if hex color is empty.
*
* @since 3.4.0
*
* @param string $color
* @return mixed
*/
public function _sanitize_header_textcolor( $color ) {
if ( 'blank' === $color )
return 'blank';
$color = sanitize_hex_color_no_hash( $color );
if ( empty( $color ) )
$color = get_theme_support( 'custom-header', 'default-text-color' );
return $color;
}
/**
* Callback for rendering the custom logo, used in the custom_logo partial.
*
* This method exists because the partial object and context data are passed
* into a partial's render_callback so we cannot use get_custom_logo() as
* the render_callback directly since it expects a blog ID as the first
* argument. When WP no longer supports PHP 5.3, this method can be removed
* in favor of an anonymous function.
*
* @see WP_Customize_Manager::register_controls()
*
* @since 4.5.0
* @access private
*
* @return string Custom logo.
*/
public function _render_custom_logo_partial() {
return get_custom_logo();
}
}
/**
* Sanitizes a hex color.
*
* Returns either '', a 3 or 6 digit hex color (with #), or nothing.
* For sanitizing values without a #, see sanitize_hex_color_no_hash().
*
* @since 3.4.0
*
* @param string $color
* @return string|void
*/
function sanitize_hex_color( $color ) {
if ( '' === $color )
return '';
// 3 or 6 hex digits, or the empty string.
if ( preg_match('|^#([A-Fa-f0-9]{3}){1,2}$|', $color ) )
return $color;
}
/**
* Sanitizes a hex color without a hash. Use sanitize_hex_color() when possible.
*
* Saving hex colors without a hash puts the burden of adding the hash on the
* UI, which makes it difficult to use or upgrade to other color types such as
* rgba, hsl, rgb, and html color names.
*
* Returns either '', a 3 or 6 digit hex color (without a #), or null.
*
* @since 3.4.0
*
* @param string $color
* @return string|null
*/
function sanitize_hex_color_no_hash( $color ) {
$color = ltrim( $color, '#' );
if ( '' === $color )
return '';
return sanitize_hex_color( '#' . $color ) ? $color : null;
}
/**
* Ensures that any hex color is properly hashed.
* Otherwise, returns value untouched.
*
* This method should only be necessary if using sanitize_hex_color_no_hash().
*
* @since 3.4.0
*
* @param string $color
* @return string
*/
function maybe_hash_hex_color( $color ) {
if ( $unhashed = sanitize_hex_color_no_hash( $color ) )
return '#' . $unhashed;
return $color;
}
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