693 lines
17 KiB
PHP
693 lines
17 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 $template;
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protected $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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/**
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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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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( 'admin_footer', array( $this, 'admin_footer' ) );
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add_action( 'customize_previewing', array( $this, 'customize_previewing' ) );
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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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* Check if customize query variable exist.
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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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if ( ! $this->set_stylesheet() || isset( $_REQUEST['save'] ) )
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return;
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$this->previewing = true;
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do_action( 'customize_previewing' );
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}
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/**
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* Init filters to filter theme options.
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*
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* @since 3.4.0
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*/
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public function customize_previewing() {
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global $wp_theme_directories;
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show_admin_bar( false );
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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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if ( count( $wp_theme_directories ) > 1 ) {
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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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}
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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' );
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if ( $this->is_preview() )
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add_action( 'template_redirect', array( $this, 'customize_preview_init' ) );
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}
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/**
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* Print javascript settings.
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*
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* @since 3.4.0
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*/
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public function customize_preview_init() {
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$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' );
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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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* Set 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 bool|string Template name.
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*/
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public function set_template() {
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if ( ! empty( $this->template ) )
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return $this->template;
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$template = preg_replace('|[^a-z0-9_./-]|i', '', $_REQUEST['template'] );
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if ( validate_file( $template ) )
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return false;
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return $this->template = $template;
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}
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/**
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* Set 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 bool|string Stylesheet name.
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*/
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public function set_stylesheet() {
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if ( ! empty( $this->stylesheet ) )
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return $this->stylesheet;
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$this->set_template();
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if ( empty( $this->template ) )
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return false;
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if ( empty( $_REQUEST['stylesheet'] ) ) {
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$stylesheet = $this->template;
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} else {
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$stylesheet = preg_replace( '|[^a-z0-9_./-]|i', '', $_REQUEST['stylesheet'] );
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if ( $stylesheet != $this->template && validate_file( $stylesheet ) )
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return false;
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}
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return $this->stylesheet = $stylesheet;
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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->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->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->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->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 wp_get_theme( $this->stylesheet )->get('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 ( isset( $_REQUEST['save'] ) )
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$this->save();
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wp_enqueue_script( 'customize-loader' );
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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 ( ! $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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* Print the customize template.
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*
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* @since 3.4.0
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*/
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public function admin_footer() {
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?>
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<div id="customize-container" class="wp-full-overlay">
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<input type="hidden" class="admin-url" value="<?php echo esc_url( admin_url( 'admin.php' ) ); ?>" />
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<a href="#" class="close-full-overlay"><?php printf( __( '← Return to %s' ), get_admin_page_title() ); ?></a>
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<a href="#" class="collapse-sidebar button-secondary" title="<?php esc_attr_e('Collapse Sidebar'); ?>"><span></span></a>
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</div>
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<?php
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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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return;
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check_admin_referer( 'customize_controls' );
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if ( ! $this->set_stylesheet() )
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return;
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$active_template = get_template();
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$active_stylesheet = get_stylesheet();
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// Do we have to switch themes?
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if ( $this->get_template() != $active_template || $this->get_stylesheet() != $active_stylesheet ) {
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if ( ! current_user_can( 'switch_themes' ) )
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return;
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switch_theme( $this->get_template(), $this->get_stylesheet() );
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}
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do_action( 'customize_save' );
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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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}
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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 An 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, $args = array() ) {
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$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 An 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 An 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 An 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, $args = array() ) {
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$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 An 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 An 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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* 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 > $bp ) ? 1 : -1;
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}
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/**
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* Prepare settings and sections.
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*
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* @since 3.4.0
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*/
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public function prepare_controls() {
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// Prepare settings
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// Reversing makes uasort sort by time added when conflicts occur.
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$this->settings = array_reverse( $this->settings );
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$settings = array();
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foreach ( $this->settings as $id => $setting ) {
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if ( ! isset( $this->sections[ $setting->section ] ) || ! $setting->check_capabilities() )
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continue;
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$this->sections[ $setting->section ]->settings[] = $setting;
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$settings[ $id ] = $setting;
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}
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$this->settings = $settings;
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// Prepare sections
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$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() )
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continue;
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usort( $section->settings, 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->settings as $setting ) {
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$setting->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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$this->add_section( 'header', array(
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'title' => __( 'Header' ),
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'theme_supports' => 'custom-header',
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) );
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$this->add_setting( 'header_textcolor', array(
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'label' => 'Text Color',
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'section' => 'header',
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'sanitize_callback' => 'sanitize_hexcolor',
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'control' => 'color',
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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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/*
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$this->add_setting( 'display_header', array(
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'label' => 'Display Text',
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'section' => 'header',
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'type' => 'radio',
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'choices' => array(
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'show' => 'Yes',
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'hide' => 'No'
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),
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// Showing header text is actually done by setting header_textcolor to 'blank'.
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// @todo: Do some JS magic to make this work (since we'll be hiding the textcolor input).
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'theme_mod' => false,
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) );
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*/
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// Input type: checkbox
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// With custom value
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$this->add_setting( 'header_image', array(
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'label' => 'Random Image',
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'section' => 'header',
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'control' => 'checkbox',
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// @todo
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// not the default, it's the value.
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// value is saved in get_theme_support( 'custom-header', 'random-default' )
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'default' => 'random-default-image'
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) );
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/* Custom Background */
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$this->add_section( 'background', array(
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'title' => __( 'Background' ),
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'theme_supports' => 'custom-background',
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) );
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// Input type: Color
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// With sanitize_callback
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$this->add_setting( 'background_color', array(
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'label' => 'Background Color',
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'section' => 'background',
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'control' => 'color',
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'default' => get_theme_support( 'custom-background', 'default-color' ),
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'sanitize_callback' => 'sanitize_hexcolor',
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) );
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$this->add_setting( 'background_image', array(
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'label' => 'Background Image',
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'section' => 'background',
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'control' => 'upload',
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) );
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/* Nav Menus */
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$locations = get_registered_nav_menus();
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$menus = wp_get_nav_menus();
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$menu_locations = get_nav_menu_locations();
|
|
$num_locations = count( array_keys( $locations ) );
|
|
|
|
$this->add_section( 'nav', array(
|
|
'title' => __( 'Navigation' ),
|
|
'theme_supports' => 'menus',
|
|
'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 ) ),
|
|
) );
|
|
|
|
foreach ( $locations as $location => $description ) {
|
|
$choices = array( 0 => '' );
|
|
foreach ( $menus as $menu ) {
|
|
$truncated_name = wp_html_excerpt( $menu->name, 40 );
|
|
$truncated_name == $menu->name ? $menu->name : trim( $truncated_name ) . '…';
|
|
$choices[ $menu->term_id ] = $truncated_name;
|
|
}
|
|
|
|
$this->add_setting( "nav_menu_locations[{$location}]", array(
|
|
'label' => $description,
|
|
'theme_supports' => 'menus', // Todo: Needs also widgets -- array( 'menus', 'widgets' )
|
|
'section' => 'nav',
|
|
'control' => 'select',
|
|
'choices' => $choices,
|
|
'sanitize_callback' => 'absint',
|
|
) );
|
|
}
|
|
|
|
/* Static Front Page */
|
|
// #WP19627
|
|
|
|
$this->add_section( 'static_front_page', array(
|
|
'title' => __( 'Static Front Page' ),
|
|
// 'theme_supports' => 'static-front-page',
|
|
'description' => __( 'Your theme supports a static front page.' ),
|
|
) );
|
|
|
|
$choices = array();
|
|
$choices['posts'] = __( 'Your latest posts' );
|
|
$choices['page'] = __( 'A static page (select below)' );
|
|
|
|
$this->add_setting( 'show_on_front', array(
|
|
'label' => __( 'Front page displays' ),
|
|
// 'theme_supports' => 'static-front-page',
|
|
'section' => 'static_front_page',
|
|
'control' => 'radio',
|
|
'choices' => $choices,
|
|
'default' => get_option( 'show_on_front' ),
|
|
'type' => 'option',
|
|
'capability' => 'manage_options'
|
|
) );
|
|
|
|
$this->add_setting( 'page_on_front', array(
|
|
'label' => __( 'Front page' ),
|
|
// 'theme_supports' => 'static-front-page',
|
|
'section' => 'static_front_page',
|
|
'control' => 'dropdown-pages',
|
|
'type' => 'option',
|
|
'capability' => 'manage_options'
|
|
) );
|
|
|
|
$this->add_setting( 'page_for_posts', array(
|
|
'label' => __( 'Posts page' ),
|
|
// 'theme_supports' => 'static-front-page',
|
|
'section' => 'static_front_page',
|
|
'control' => 'dropdown-pages',
|
|
'type' => 'option',
|
|
'capability' => 'manage_options'
|
|
) );
|
|
|
|
/* Site Title & Tagline */
|
|
|
|
$this->add_section( 'strings', array(
|
|
'title' => __( 'Site Title & Tagline' ),
|
|
) );
|
|
|
|
$this->add_setting( 'blogname', array(
|
|
'label' => __( 'Site Title' ),
|
|
'section' => 'strings',
|
|
'default' => get_option( 'blogname' ),
|
|
'type' => 'option',
|
|
'capability' => 'manage_options'
|
|
) );
|
|
|
|
$this->add_setting( 'blogdescription', array(
|
|
'label' => __( 'Tagline' ),
|
|
'section' => 'strings',
|
|
'default' => get_option( 'blogdescription' ),
|
|
'type' => 'option',
|
|
'capability' => 'manage_options'
|
|
) );
|
|
}
|
|
};
|
|
|
|
// 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;
|
|
}
|
|
|
|
// Custome render type for a dropdown menu.
|
|
function customize_control_dropdown_pages( $setting ) {
|
|
printf(
|
|
'<label class="customize-control-select"><span class="customize-control-title">%s</span> %s</label>',
|
|
$setting->label,
|
|
wp_dropdown_pages(
|
|
array(
|
|
'name' => $setting->get_name(),
|
|
'echo' => 0,
|
|
'show_option_none' => __( '— Select —' ),
|
|
'option_none_value' => '0',
|
|
'selected' => get_option( $setting->id )
|
|
)
|
|
)
|
|
);
|
|
}
|
|
add_action( 'customize_render_control-dropdown-pages', 'customize_control_dropdown_pages' );
|