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', array( 'widgets', 'nav_menus' ), $this ); if ( in_array( 'widgets', $components ) ) { require_once( ABSPATH . WPINC . '/class-wp-customize-widgets.php' ); $this->widgets = new WP_Customize_Widgets( $this ); } if ( in_array( 'nav_menus', $components ) ) { require_once( ABSPATH . WPINC . '/class-wp-customize-nav-menus.php' ); $this->nav_menus = new WP_Customize_Nav_Menus( $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’ 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() { ?> wp_unslash( $_POST['customize_messenger_channel'] ), 'activePanels' => array(), 'activeSections' => array(), 'activeControls' => array(), ); if ( 2 == $this->nonce_tick ) { $settings['nonce'] = array( 'save' => wp_create_nonce( 'save-customize_' . $this->get_stylesheet() ), 'preview' => wp_create_nonce( 'preview-customize_' . $this->get_stylesheet() ) ); } 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(); } } ?> 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' ); } $nonces = array( 'save' => wp_create_nonce( 'save-customize_' . $this->get_stylesheet() ), 'preview' => wp_create_nonce( 'preview-customize_' . $this->get_stylesheet() ), ); /** * Filter nonces for a customize_refresh_nonces AJAX request. * * @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 ); wp_send_json_success( $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 $_POST['customized'] * that have no corresponding setting created. * * This is a mechanism to "wake up" settings that have been dynamically created * on the frontend and have been sent to WordPress in `$_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 ) { $core_panels = array( 'widgets', 'nav_menus', ); if ( in_array( $id, $core_panels, true ) ) { $url = 'https://core.trac.wordpress.org/ticket/33552#comment:12'; _doing_it_wrong( __METHOD__, sprintf( __( 'Removing %1$s manually will cause PHP warnings. Use the customize_loaded_components filter instead. See %2$s.' ), $id, $url ), '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() ); $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(); if ( $this->return_url ) { $return_url = $this->return_url; } else if ( $referer && 'customize.php' !== basename( parse_url( $referer, PHP_URL_PATH ) ) ) { $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; } /** * Print JavaScript settings for parent window. * * @since 4.4.0 */ public function customize_pane_settings() { /* * If the frontend 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 frontend * are on different domains to avoid the case where the frontend 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' => array( 'save' => wp_create_nonce( 'save-customize_' . $this->get_stylesheet() ), 'preview' => wp_create_nonce( 'preview-customize_' . $this->get_stylesheet() ), ), 'autofocus' => array(), 'documentTitleTmpl' => $this->get_document_title_template(), ); // 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(); } } } } // Pass to frontend the Customizer construct being deeplinked. foreach ( $this->get_autofocus() as $type => $id ) { $can_autofocus = ( ( 'control' === $type && $this->get_control( $id ) && $this->get_control( $id )->check_capabilities() ) || ( 'section' === $type && isset( $settings['sections'][ $id ] ) ) || ( 'panel' === $type && isset( $settings['panels'][ $id ] ) ) ); if ( $can_autofocus ) { $settings['autofocus'][ $type ] = $id; } } ?> 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', ) ); $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.' ), '512' ), 'section' => 'title_tagline', 'priority' => 60, 'height' => 512, 'width' => 512, ) ) ); /* 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; } } /** * 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; }