800 lines
20 KiB
PHP
800 lines
20 KiB
PHP
<?php
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/**
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* Customize
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*
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* @package WordPress
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* @subpackage Customize
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* @since 3.4.0
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*/
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final class WP_Customize {
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protected $theme;
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protected $original_stylesheet;
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protected $previewing = false;
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protected $settings = array();
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protected $sections = array();
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protected $controls = array();
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protected $customized;
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private $_post_values;
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/**
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* Constructor.
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*
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* @since 3.4.0
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*/
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public function __construct() {
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require( ABSPATH . WPINC . '/class-wp-customize-setting.php' );
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require( ABSPATH . WPINC . '/class-wp-customize-section.php' );
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require( ABSPATH . WPINC . '/class-wp-customize-control.php' );
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add_action( 'setup_theme', array( $this, 'setup_theme' ) );
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add_action( 'admin_init', array( $this, 'admin_init' ) );
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add_action( 'wp_loaded', array( $this, 'wp_loaded' ) );
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add_action( 'wp_ajax_customize_save', array( $this, 'save' ) );
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add_action( 'customize_register', array( $this, 'register_controls' ) );
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add_action( 'customize_controls_init', array( $this, 'prepare_controls' ) );
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add_action( 'customize_controls_enqueue_scripts', array( $this, 'enqueue_control_scripts' ) );
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}
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/**
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* Update theme modifications for the current theme.
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* Note: Candidate core function.
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* http://core.trac.wordpress.org/ticket/20091
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*
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* @since 3.4.0
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*
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* @param array $mods Theme modifications.
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*/
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public function set_theme_mods( $mods ) {
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$current = get_theme_mods();
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$mods = wp_parse_args( $mods, $current );
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$theme = get_stylesheet();
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update_option( "theme_mods_$theme", $mods );
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}
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/**
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* Start preview and customize theme.
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*
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* Check if customize query variable exist. Init filters to filter the current theme.
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*
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* @since 3.4.0
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*/
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public function setup_theme() {
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if ( ! isset( $_REQUEST['customize'] ) || 'on' != $_REQUEST['customize'] )
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return;
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$this->start_previewing_theme();
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show_admin_bar( false );
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}
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/**
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* Start previewing the selected theme.
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*
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* Adds filters to change the current theme.
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*
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* @since 3.4.0
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*/
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public function start_previewing_theme() {
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if ( $this->is_preview() || false === $this->theme || ( $this->theme && ! $this->theme->exists() ) )
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return;
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// Initialize $theme and $original_stylesheet if they do not yet exist.
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if ( ! isset( $this->theme ) ) {
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$this->theme = wp_get_theme( $_REQUEST['theme'] );
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if ( ! $this->theme->exists() ) {
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$this->theme = false;
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return;
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}
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}
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$this->original_stylesheet = get_stylesheet();
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$this->previewing = true;
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add_filter( 'template', array( $this, 'get_template' ) );
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add_filter( 'stylesheet', array( $this, 'get_stylesheet' ) );
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add_filter( 'pre_option_current_theme', array( $this, 'current_theme' ) );
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// @link: http://core.trac.wordpress.org/ticket/20027
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add_filter( 'pre_option_stylesheet', array( $this, 'get_stylesheet' ) );
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add_filter( 'pre_option_template', array( $this, 'get_template' ) );
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// Handle custom theme roots.
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add_filter( 'pre_option_stylesheet_root', array( $this, 'get_stylesheet_root' ) );
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add_filter( 'pre_option_template_root', array( $this, 'get_template_root' ) );
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do_action( 'start_previewing_theme', $this );
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}
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/**
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* Stop previewing the selected theme.
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*
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* Removes filters to change the current theme.
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*
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* @since 3.4.0
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*/
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public function stop_previewing_theme() {
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if ( ! $this->is_preview() )
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return;
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$this->previewing = false;
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remove_filter( 'template', array( $this, 'get_template' ) );
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remove_filter( 'stylesheet', array( $this, 'get_stylesheet' ) );
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remove_filter( 'pre_option_current_theme', array( $this, 'current_theme' ) );
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// @link: http://core.trac.wordpress.org/ticket/20027
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remove_filter( 'pre_option_stylesheet', array( $this, 'get_stylesheet' ) );
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remove_filter( 'pre_option_template', array( $this, 'get_template' ) );
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// Handle custom theme roots.
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remove_filter( 'pre_option_stylesheet_root', array( $this, 'get_stylesheet_root' ) );
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remove_filter( 'pre_option_template_root', array( $this, 'get_template_root' ) );
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do_action( 'stop_previewing_theme', $this );
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}
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/**
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* Register styles/scripts and initialize the preview of each setting
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*
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* @since 3.4.0
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*/
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public function wp_loaded() {
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do_action( 'customize_register', $this );
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if ( $this->is_preview() && ! is_admin() )
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$this->customize_preview_init();
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}
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/**
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* Decode the $_POST attribute used to override the WP_Customize_Setting values.
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*
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* @since 3.4.0
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*/
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public function post_value( $setting ) {
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if ( ! isset( $this->_post_values ) ) {
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if ( isset( $_POST['customized'] ) )
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$this->_post_values = json_decode( stripslashes( $_POST['customized'] ), true );
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else
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$this->_post_values = false;
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}
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if ( isset( $this->_post_values[ $setting->id ] ) )
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return $setting->sanitize( $this->_post_values[ $setting->id ] );
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}
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/**
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* Print javascript settings.
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*
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* @since 3.4.0
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*/
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public function customize_preview_init() {
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$this->prepare_controls();
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wp_enqueue_script( 'customize-preview' );
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add_action( 'wp_footer', array( $this, 'customize_preview_settings' ), 20 );
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foreach ( $this->settings as $setting ) {
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$setting->preview();
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}
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do_action( 'customize_preview_init', $this );
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}
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/**
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* Print javascript settings.
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*
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* @since 3.4.0
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*/
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public function customize_preview_settings() {
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$settings = array(
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// @todo: Perhaps grab the URL via $_POST?
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'parent' => esc_url( admin_url( 'themes.php' ) ),
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'values' => array(),
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);
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foreach ( $this->settings as $id => $setting ) {
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$settings['values'][ $id ] = $setting->value();
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}
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?>
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<script type="text/javascript">
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(function() {
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if ( typeof wp === 'undefined' || ! wp.customize )
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return;
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wp.customize.settings = <?php echo json_encode( $settings ); ?>;
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})();
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</script>
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<?php
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}
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/**
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* Is it a theme preview?
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*
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* @since 3.4.0
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*
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* @return bool True if it's a preview, false if not.
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*/
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public function is_preview() {
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return (bool) $this->previewing;
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}
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/**
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* Retrieve the template name of the previewed theme.
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*
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* @since 3.4.0
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*
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* @return string Template name.
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*/
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public function get_template() {
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return $this->theme->get_template();
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}
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/**
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* Retrieve the stylesheet name of the previewed theme.
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*
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* @since 3.4.0
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*
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* @return string Stylesheet name.
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*/
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public function get_stylesheet() {
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return $this->theme->get_stylesheet();
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}
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/**
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* Retrieve the template root of the previewed theme.
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*
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* @since 3.4.0
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*
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* @return string Theme root.
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*/
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public function get_template_root() {
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return get_raw_theme_root( $this->get_template(), true );
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}
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/**
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* Retrieve the stylesheet root of the previewed theme.
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*
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* @since 3.4.0
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*
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* @return string Theme root.
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*/
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public function get_stylesheet_root() {
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return get_raw_theme_root( $this->get_stylesheet(), true );
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}
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/**
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* Filter the current theme and return the name of the previewed theme.
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*
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* @since 3.4.0
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*
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* @return string Theme name.
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*/
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public function current_theme( $current_theme ) {
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return $this->theme->display('Name');
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}
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/**
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* Trigger save action and load customize controls.
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*
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* @since 3.4.0
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*/
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public function admin_init() {
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if ( ( defined( 'DOING_AJAX' ) && DOING_AJAX ) )
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return;
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if ( ! isset( $_GET['customize'] ) || 'on' != $_GET['customize'] )
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return;
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if ( empty( $_GET['theme'] ) )
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return;
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if ( ! $this->is_preview() )
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return;
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if ( ! current_user_can( 'edit_theme_options' ) )
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return;
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include( ABSPATH . WPINC . '/customize-controls.php' );
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die;
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}
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/**
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* Switch the theme and trigger the save action of each setting.
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*
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* @since 3.4.0
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*/
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public function save() {
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if ( ! $this->is_preview() )
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die;
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check_ajax_referer( 'customize_controls', 'nonce' );
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// Do we have to switch themes?
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if ( $this->get_stylesheet() != $this->original_stylesheet ) {
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if ( ! current_user_can( 'switch_themes' ) )
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die;
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// Temporarily stop previewing the theme to allow switch_themes()
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// to operate properly.
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$this->stop_previewing_theme();
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switch_theme( $this->get_template(), $this->get_stylesheet() );
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$this->start_previewing_theme();
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}
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do_action( 'customize_save', $this );
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foreach ( $this->settings as $setting ) {
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$setting->save();
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}
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add_action( 'admin_notices', array( $this, '_save_feedback' ) );
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die;
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}
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/**
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* Show an admin notice after settings are saved.
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*
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* @since 3.4.0
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*/
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public function _save_feedback() {
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?>
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<div class="updated"><p><?php printf( __( 'Settings saved and theme activated. <a href="%s">Visit site</a>.' ), home_url( '/' ) ); ?></p></div>
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<?php
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}
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/**
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* Add a customize setting.
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*
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* @since 3.4.0
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*
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* @param string $id A specific ID of the setting. Can be a
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* theme mod or option name.
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* @param array $args Setting arguments.
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*/
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public function add_setting( $id, $args = array() ) {
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if ( is_a( $id, 'WP_Customize_Setting' ) )
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$setting = $id;
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else
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$setting = new WP_Customize_Setting( $this, $id, $args );
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$this->settings[ $setting->id ] = $setting;
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}
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/**
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* Retrieve a customize setting.
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*
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* @since 3.4.0
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*
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* @param string $id A specific ID of the setting.
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* @return object The settings object.
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*/
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public function get_setting( $id ) {
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if ( isset( $this->settings[ $id ] ) )
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return $this->settings[ $id ];
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}
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/**
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* Remove a customize setting.
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*
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* @since 3.4.0
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*
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* @param string $id A specific ID of the setting.
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*/
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public function remove_setting( $id ) {
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unset( $this->settings[ $id ] );
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}
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/**
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* Add a customize section.
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*
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* @since 3.4.0
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*
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* @param string $id A specific ID of the section.
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* @param array $args Section arguments.
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*/
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public function add_section( $id, $args = array() ) {
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if ( is_a( $id, 'WP_Customize_Section' ) )
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$section = $id;
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else
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$section = new WP_Customize_Section( $this, $id, $args );
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$this->sections[ $section->id ] = $section;
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}
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/**
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* Retrieve a customize section.
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*
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* @since 3.4.0
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*
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* @param string $id A specific ID of the section.
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* @return object The section object.
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*/
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public function get_section( $id ) {
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if ( isset( $this->sections[ $id ] ) )
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return $this->sections[ $id ];
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}
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/**
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* Remove a customize section.
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*
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* @since 3.4.0
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*
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* @param string $id A specific ID of the section.
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*/
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public function remove_section( $id ) {
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unset( $this->sections[ $id ] );
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}
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/**
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* Add a customize control.
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*
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* @since 3.4.0
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*
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* @param string $id A specific ID of the control.
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* @param array $args Setting arguments.
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*/
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public function add_control( $id, $args = array() ) {
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if ( is_a( $id, 'WP_Customize_Control' ) )
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$control = $id;
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else
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$control = new WP_Customize_Control( $this, $id, $args );
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$this->controls[ $control->id ] = $control;
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}
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/**
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* Retrieve a customize control.
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*
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* @since 3.4.0
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*
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* @param string $id A specific ID of the control.
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* @return object The settings object.
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*/
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public function get_control( $id ) {
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if ( isset( $this->controls[ $id ] ) )
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return $this->controls[ $id ];
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}
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/**
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* Remove a customize setting.
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*
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* @since 3.4.0
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*
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* @param string $id A specific ID of the control.
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*/
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public function remove_control( $id ) {
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unset( $this->controls[ $id ] );
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}
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/**
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* Helper function to compare two objects by priority.
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*
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* @since 3.4.0
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*
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* @param object $a Object A.
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* @param object $b Object B.
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*/
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protected final function _cmp_priority( $a, $b ) {
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$ap = $a->priority;
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$bp = $b->priority;
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if ( $ap == $bp )
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return 0;
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return ( $ap > $bp ) ? 1 : -1;
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}
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/**
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* Prepare settings and sections.
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*
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* @since 3.4.0
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*/
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public function prepare_controls() {
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// Prepare controls
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// Reversing makes uasort sort by time added when conflicts occur.
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$this->controls = array_reverse( $this->controls );
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$controls = array();
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foreach ( $this->controls as $id => $control ) {
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if ( ! isset( $this->sections[ $control->section ] ) || ! $control->check_capabilities() )
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continue;
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$this->sections[ $control->section ]->controls[] = $control;
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$controls[ $id ] = $control;
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}
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$this->controls = $controls;
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// Prepare sections
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$this->sections = array_reverse( $this->sections );
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uasort( $this->sections, array( $this, '_cmp_priority' ) );
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$sections = array();
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foreach ( $this->sections as $section ) {
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if ( ! $section->check_capabilities() || ! $section->controls )
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continue;
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usort( $section->controls, array( $this, '_cmp_priority' ) );
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$sections[] = $section;
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}
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$this->sections = $sections;
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}
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/**
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* Enqueue scripts for customize controls.
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*
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* @since 3.4.0
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*/
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public function enqueue_control_scripts() {
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foreach ( $this->controls as $control ) {
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$control->enqueue();
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}
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}
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/**
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* Register some default controls.
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*
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* @since 3.4.0
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*/
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public function register_controls() {
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/* Custom Header */
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$this->add_section( 'header', array(
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'title' => __( 'Header' ),
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'theme_supports' => 'custom-header',
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'priority' => 20,
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) );
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$this->add_setting( 'header_textcolor', array(
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// @todo: replace with a new accept() setting method
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// 'sanitize_callback' => 'sanitize_hexcolor',
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'theme_supports' => array( 'custom-header', 'header-text' ),
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'default' => get_theme_support( 'custom-header', 'default-text-color' ),
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) );
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$this->add_control( 'display_header_text', array(
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'settings' => 'header_textcolor',
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'label' => __( 'Display Header Text' ),
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'section' => 'header',
|
|
'type' => 'checkbox',
|
|
) );
|
|
|
|
$this->add_control( new WP_Customize_Color_Control( $this, 'header_textcolor', array(
|
|
'label' => __( 'Text Color' ),
|
|
'section' => 'header',
|
|
) ) );
|
|
|
|
// Input type: checkbox
|
|
// With custom value
|
|
$this->add_setting( 'header_image', 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', array(
|
|
'title' => __( 'Background' ),
|
|
'theme_supports' => 'custom-background',
|
|
'priority' => 30,
|
|
) );
|
|
|
|
// Input type: Color
|
|
// With sanitize_callback
|
|
$this->add_setting( 'background_color', array(
|
|
'default' => get_theme_support( 'custom-background', 'default-color' ),
|
|
'sanitize_callback' => 'sanitize_hexcolor',
|
|
'theme_supports' => 'custom-background',
|
|
'transport' => 'postMessage',
|
|
) );
|
|
|
|
$this->add_control( new WP_Customize_Color_Control( $this, 'background_color', array(
|
|
'label' => __( 'Background Color' ),
|
|
'section' => 'background',
|
|
) ) );
|
|
|
|
$this->add_setting( 'background_image', array(
|
|
'default' => get_theme_support( 'custom-background', 'default-image' ),
|
|
'theme_supports' => 'custom-background',
|
|
) );
|
|
|
|
$this->add_control( new WP_Customize_Image_Control( $this, 'background_image', array(
|
|
'label' => __( 'Background Image' ),
|
|
'section' => 'background',
|
|
'context' => 'custom-background',
|
|
) ) );
|
|
|
|
$this->add_setting( 'background_repeat', array(
|
|
'default' => 'repeat',
|
|
'theme_supports' => 'custom-background',
|
|
) );
|
|
|
|
$this->add_control( 'background_repeat', array(
|
|
'label' => __( 'Background Repeat' ),
|
|
'section' => 'background',
|
|
'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' => 'left',
|
|
'theme_supports' => 'custom-background',
|
|
) );
|
|
|
|
$this->add_control( 'background_position_x', array(
|
|
'label' => __( 'Background Position' ),
|
|
'section' => 'background',
|
|
'type' => 'radio',
|
|
'choices' => array(
|
|
'left' => __('Left'),
|
|
'center' => __('Center'),
|
|
'right' => __('Right'),
|
|
),
|
|
) );
|
|
|
|
$this->add_setting( 'background_attachment', array(
|
|
'default' => 'fixed',
|
|
'theme_supports' => 'custom-background',
|
|
) );
|
|
|
|
$this->add_control( 'background_attachment', array(
|
|
'label' => __( 'Background Attachment' ),
|
|
'section' => 'background',
|
|
'type' => 'radio',
|
|
'choices' => array(
|
|
'fixed' => __('Fixed'),
|
|
'scroll' => __('Scroll'),
|
|
),
|
|
) );
|
|
|
|
/* Nav Menus */
|
|
|
|
$locations = get_registered_nav_menus();
|
|
$menus = wp_get_nav_menus();
|
|
$menu_locations = get_nav_menu_locations();
|
|
$num_locations = count( array_keys( $locations ) );
|
|
|
|
$this->add_section( 'nav', array(
|
|
'title' => __( 'Navigation' ),
|
|
'theme_supports' => 'menus',
|
|
'priority' => 40,
|
|
'description' => sprintf( _n('Your theme supports %s menu. Select which menu you would like to use.', 'Your theme supports %s menus. Select which menu appears in each location.', $num_locations ), number_format_i18n( $num_locations ) ) . "\n\n" . __('You can edit your menu content on the Menus screen in the Appearance section.'),
|
|
) );
|
|
|
|
if ( $menus ) {
|
|
$choices = array( 0 => __( '— Select —' ) );
|
|
foreach ( $menus as $menu ) {
|
|
$truncated_name = wp_html_excerpt( $menu->name, 40 );
|
|
$truncated_name = ( $truncated_name == $menu->name ) ? $menu->name : trim( $truncated_name ) . '…';
|
|
$choices[ $menu->term_id ] = $truncated_name;
|
|
}
|
|
|
|
foreach ( $locations as $location => $description ) {
|
|
$menu_setting_id = "nav_menu_locations[{$location}]";
|
|
|
|
$this->add_setting( $menu_setting_id, array(
|
|
'sanitize_callback' => 'absint',
|
|
'theme_supports' => 'menus',
|
|
) );
|
|
|
|
$this->add_control( $menu_setting_id, array(
|
|
'label' => $description,
|
|
'section' => 'nav',
|
|
'type' => 'select',
|
|
'choices' => $choices,
|
|
) );
|
|
}
|
|
}
|
|
|
|
/* Static Front Page */
|
|
// #WP19627
|
|
|
|
$this->add_section( 'static_front_page', array(
|
|
'title' => __( 'Static Front Page' ),
|
|
// 'theme_supports' => 'static-front-page',
|
|
'priority' => 50,
|
|
'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',
|
|
) );
|
|
|
|
/* Site Title & Tagline */
|
|
|
|
$this->add_section( 'strings', array(
|
|
'title' => __( 'Site Title & Tagline' ),
|
|
'priority' => 5,
|
|
) );
|
|
|
|
$this->add_setting( 'blogname', array(
|
|
'default' => get_option( 'blogname' ),
|
|
'type' => 'option',
|
|
'capability' => 'manage_options',
|
|
) );
|
|
|
|
$this->add_control( 'blogname', array(
|
|
'label' => __( 'Site Title' ),
|
|
'section' => 'strings',
|
|
) );
|
|
|
|
$this->add_setting( 'blogdescription', array(
|
|
'default' => get_option( 'blogdescription' ),
|
|
'type' => 'option',
|
|
'capability' => 'manage_options',
|
|
) );
|
|
|
|
$this->add_control( 'blogdescription', array(
|
|
'label' => __( 'Tagline' ),
|
|
'section' => 'strings',
|
|
) );
|
|
}
|
|
};
|
|
|
|
// Callback function for sanitizing a hex color
|
|
function sanitize_hexcolor( $color ) {
|
|
$color = preg_replace( '/[^0-9a-fA-F]/', '', $color );
|
|
|
|
if ( preg_match('|[A-Fa-f0-9]{3,6}|', $color ) )
|
|
return $color;
|
|
|
|
return $color;
|
|
}
|