4280 lines
127 KiB
PHP
Executable File
4280 lines
127 KiB
PHP
Executable File
<?php
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/**
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* Theme, template, and stylesheet functions.
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*
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* @package WordPress
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* @subpackage Theme
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*/
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/**
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* Returns an array of WP_Theme objects based on the arguments.
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*
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* Despite advances over get_themes(), this function is quite expensive, and grows
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* linearly with additional themes. Stick to wp_get_theme() if possible.
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*
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* @since 3.4.0
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*
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* @global array $wp_theme_directories
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*
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* @param array $args {
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* Optional. The search arguments.
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*
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* @type mixed $errors True to return themes with errors, false to return
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* themes without errors, null to return all themes.
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* Default false.
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* @type mixed $allowed (Multisite) True to return only allowed themes for a site.
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* False to return only disallowed themes for a site.
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* 'site' to return only site-allowed themes.
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* 'network' to return only network-allowed themes.
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* Null to return all themes. Default null.
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* @type int $blog_id (Multisite) The blog ID used to calculate which themes
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* are allowed. Default 0, synonymous for the current blog.
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* }
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* @return WP_Theme[] Array of WP_Theme objects.
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*/
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function wp_get_themes( $args = array() ) {
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global $wp_theme_directories;
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$defaults = array(
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'errors' => false,
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'allowed' => null,
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'blog_id' => 0,
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);
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$args = wp_parse_args( $args, $defaults );
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$theme_directories = search_theme_directories();
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if ( is_array( $wp_theme_directories ) && count( $wp_theme_directories ) > 1 ) {
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// Make sure the active theme wins out, in case search_theme_directories() picks the wrong
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// one in the case of a conflict. (Normally, last registered theme root wins.)
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$current_theme = get_stylesheet();
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if ( isset( $theme_directories[ $current_theme ] ) ) {
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$root_of_current_theme = get_raw_theme_root( $current_theme );
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if ( ! in_array( $root_of_current_theme, $wp_theme_directories, true ) ) {
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$root_of_current_theme = WP_CONTENT_DIR . $root_of_current_theme;
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}
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$theme_directories[ $current_theme ]['theme_root'] = $root_of_current_theme;
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}
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}
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if ( empty( $theme_directories ) ) {
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return array();
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}
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if ( is_multisite() && null !== $args['allowed'] ) {
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$allowed = $args['allowed'];
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if ( 'network' === $allowed ) {
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$theme_directories = array_intersect_key( $theme_directories, WP_Theme::get_allowed_on_network() );
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} elseif ( 'site' === $allowed ) {
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$theme_directories = array_intersect_key( $theme_directories, WP_Theme::get_allowed_on_site( $args['blog_id'] ) );
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} elseif ( $allowed ) {
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$theme_directories = array_intersect_key( $theme_directories, WP_Theme::get_allowed( $args['blog_id'] ) );
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} else {
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$theme_directories = array_diff_key( $theme_directories, WP_Theme::get_allowed( $args['blog_id'] ) );
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}
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}
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$themes = array();
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static $_themes = array();
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foreach ( $theme_directories as $theme => $theme_root ) {
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if ( isset( $_themes[ $theme_root['theme_root'] . '/' . $theme ] ) ) {
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$themes[ $theme ] = $_themes[ $theme_root['theme_root'] . '/' . $theme ];
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} else {
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$themes[ $theme ] = new WP_Theme( $theme, $theme_root['theme_root'] );
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$_themes[ $theme_root['theme_root'] . '/' . $theme ] = $themes[ $theme ];
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}
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}
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if ( null !== $args['errors'] ) {
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foreach ( $themes as $theme => $wp_theme ) {
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if ( $wp_theme->errors() != $args['errors'] ) {
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unset( $themes[ $theme ] );
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}
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}
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}
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return $themes;
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}
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/**
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* Gets a WP_Theme object for a theme.
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*
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* @since 3.4.0
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*
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* @global array $wp_theme_directories
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*
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* @param string $stylesheet Optional. Directory name for the theme. Defaults to active theme.
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* @param string $theme_root Optional. Absolute path of the theme root to look in.
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* If not specified, get_raw_theme_root() is used to calculate
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* the theme root for the $stylesheet provided (or active theme).
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* @return WP_Theme Theme object. Be sure to check the object's exists() method
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* if you need to confirm the theme's existence.
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*/
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function wp_get_theme( $stylesheet = '', $theme_root = '' ) {
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global $wp_theme_directories;
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if ( empty( $stylesheet ) ) {
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$stylesheet = get_stylesheet();
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}
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if ( empty( $theme_root ) ) {
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$theme_root = get_raw_theme_root( $stylesheet );
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if ( false === $theme_root ) {
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$theme_root = WP_CONTENT_DIR . '/themes';
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} elseif ( ! in_array( $theme_root, (array) $wp_theme_directories, true ) ) {
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$theme_root = WP_CONTENT_DIR . $theme_root;
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}
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}
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return new WP_Theme( $stylesheet, $theme_root );
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}
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/**
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* Clears the cache held by get_theme_roots() and WP_Theme.
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*
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* @since 3.5.0
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* @param bool $clear_update_cache Whether to clear the theme updates cache.
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*/
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function wp_clean_themes_cache( $clear_update_cache = true ) {
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if ( $clear_update_cache ) {
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delete_site_transient( 'update_themes' );
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}
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search_theme_directories( true );
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foreach ( wp_get_themes( array( 'errors' => null ) ) as $theme ) {
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$theme->cache_delete();
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}
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}
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/**
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* Whether a child theme is in use.
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*
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* @since 3.0.0
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*
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* @return bool True if a child theme is in use, false otherwise.
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*/
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function is_child_theme() {
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return ( TEMPLATEPATH !== STYLESHEETPATH );
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}
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/**
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* Retrieves name of the current stylesheet.
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*
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* The theme name that is currently set as the front end theme.
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*
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* For all intents and purposes, the template name and the stylesheet name
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* are going to be the same for most cases.
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*
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* @since 1.5.0
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*
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* @return string Stylesheet name.
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*/
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function get_stylesheet() {
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/**
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* Filters the name of current stylesheet.
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*
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* @since 1.5.0
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*
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* @param string $stylesheet Name of the current stylesheet.
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*/
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return apply_filters( 'stylesheet', get_option( 'stylesheet' ) );
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}
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/**
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* Retrieves stylesheet directory path for the active theme.
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*
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* @since 1.5.0
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*
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* @return string Path to active theme's stylesheet directory.
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*/
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function get_stylesheet_directory() {
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$stylesheet = get_stylesheet();
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$theme_root = get_theme_root( $stylesheet );
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$stylesheet_dir = "$theme_root/$stylesheet";
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/**
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* Filters the stylesheet directory path for the active theme.
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*
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* @since 1.5.0
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*
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* @param string $stylesheet_dir Absolute path to the active theme.
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* @param string $stylesheet Directory name of the active theme.
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* @param string $theme_root Absolute path to themes directory.
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*/
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return apply_filters( 'stylesheet_directory', $stylesheet_dir, $stylesheet, $theme_root );
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}
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/**
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* Retrieves stylesheet directory URI for the active theme.
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*
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* @since 1.5.0
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*
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* @return string URI to active theme's stylesheet directory.
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*/
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function get_stylesheet_directory_uri() {
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$stylesheet = str_replace( '%2F', '/', rawurlencode( get_stylesheet() ) );
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$theme_root_uri = get_theme_root_uri( $stylesheet );
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$stylesheet_dir_uri = "$theme_root_uri/$stylesheet";
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/**
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* Filters the stylesheet directory URI.
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*
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* @since 1.5.0
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*
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* @param string $stylesheet_dir_uri Stylesheet directory URI.
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* @param string $stylesheet Name of the activated theme's directory.
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* @param string $theme_root_uri Themes root URI.
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*/
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return apply_filters( 'stylesheet_directory_uri', $stylesheet_dir_uri, $stylesheet, $theme_root_uri );
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}
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/**
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* Retrieves stylesheet URI for the active theme.
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*
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* The stylesheet file name is 'style.css' which is appended to the stylesheet directory URI path.
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* See get_stylesheet_directory_uri().
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*
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* @since 1.5.0
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*
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* @return string URI to active theme's stylesheet.
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*/
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function get_stylesheet_uri() {
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$stylesheet_dir_uri = get_stylesheet_directory_uri();
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$stylesheet_uri = $stylesheet_dir_uri . '/style.css';
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/**
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* Filters the URI of the active theme stylesheet.
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*
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* @since 1.5.0
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*
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* @param string $stylesheet_uri Stylesheet URI for the active theme/child theme.
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* @param string $stylesheet_dir_uri Stylesheet directory URI for the active theme/child theme.
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*/
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return apply_filters( 'stylesheet_uri', $stylesheet_uri, $stylesheet_dir_uri );
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}
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/**
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* Retrieves the localized stylesheet URI.
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*
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* The stylesheet directory for the localized stylesheet files are located, by
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* default, in the base theme directory. The name of the locale file will be the
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* locale followed by '.css'. If that does not exist, then the text direction
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* stylesheet will be checked for existence, for example 'ltr.css'.
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*
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* The theme may change the location of the stylesheet directory by either using
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* the {@see 'stylesheet_directory_uri'} or {@see 'locale_stylesheet_uri'} filters.
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*
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* If you want to change the location of the stylesheet files for the entire
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* WordPress workflow, then change the former. If you just have the locale in a
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* separate folder, then change the latter.
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*
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* @since 2.1.0
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*
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* @global WP_Locale $wp_locale WordPress date and time locale object.
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*
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* @return string URI to active theme's localized stylesheet.
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*/
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function get_locale_stylesheet_uri() {
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global $wp_locale;
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$stylesheet_dir_uri = get_stylesheet_directory_uri();
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$dir = get_stylesheet_directory();
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$locale = get_locale();
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if ( file_exists( "$dir/$locale.css" ) ) {
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$stylesheet_uri = "$stylesheet_dir_uri/$locale.css";
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} elseif ( ! empty( $wp_locale->text_direction ) && file_exists( "$dir/{$wp_locale->text_direction}.css" ) ) {
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$stylesheet_uri = "$stylesheet_dir_uri/{$wp_locale->text_direction}.css";
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} else {
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$stylesheet_uri = '';
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}
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/**
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* Filters the localized stylesheet URI.
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*
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* @since 2.1.0
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*
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* @param string $stylesheet_uri Localized stylesheet URI.
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* @param string $stylesheet_dir_uri Stylesheet directory URI.
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*/
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return apply_filters( 'locale_stylesheet_uri', $stylesheet_uri, $stylesheet_dir_uri );
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}
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/**
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* Retrieves name of the active theme.
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*
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* @since 1.5.0
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*
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* @return string Template name.
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*/
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function get_template() {
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/**
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* Filters the name of the active theme.
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*
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* @since 1.5.0
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*
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* @param string $template active theme's directory name.
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*/
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return apply_filters( 'template', get_option( 'template' ) );
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}
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/**
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* Retrieves template directory path for the active theme.
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*
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* @since 1.5.0
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*
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* @return string Path to active theme's template directory.
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*/
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function get_template_directory() {
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$template = get_template();
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$theme_root = get_theme_root( $template );
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$template_dir = "$theme_root/$template";
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/**
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* Filters the active theme directory path.
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*
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* @since 1.5.0
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*
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* @param string $template_dir The path of the active theme directory.
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* @param string $template Directory name of the active theme.
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* @param string $theme_root Absolute path to the themes directory.
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*/
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return apply_filters( 'template_directory', $template_dir, $template, $theme_root );
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}
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/**
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* Retrieves template directory URI for the active theme.
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*
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* @since 1.5.0
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*
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* @return string URI to active theme's template directory.
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*/
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function get_template_directory_uri() {
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$template = str_replace( '%2F', '/', rawurlencode( get_template() ) );
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$theme_root_uri = get_theme_root_uri( $template );
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$template_dir_uri = "$theme_root_uri/$template";
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/**
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* Filters the active theme directory URI.
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*
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* @since 1.5.0
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*
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* @param string $template_dir_uri The URI of the active theme directory.
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* @param string $template Directory name of the active theme.
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* @param string $theme_root_uri The themes root URI.
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*/
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return apply_filters( 'template_directory_uri', $template_dir_uri, $template, $theme_root_uri );
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}
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/**
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* Retrieves theme roots.
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*
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* @since 2.9.0
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*
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* @global array $wp_theme_directories
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*
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* @return array|string An array of theme roots keyed by template/stylesheet
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* or a single theme root if all themes have the same root.
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*/
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function get_theme_roots() {
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global $wp_theme_directories;
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if ( ! is_array( $wp_theme_directories ) || count( $wp_theme_directories ) <= 1 ) {
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return '/themes';
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}
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$theme_roots = get_site_transient( 'theme_roots' );
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if ( false === $theme_roots ) {
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search_theme_directories( true ); // Regenerate the transient.
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$theme_roots = get_site_transient( 'theme_roots' );
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}
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return $theme_roots;
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}
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/**
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* Registers a directory that contains themes.
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*
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* @since 2.9.0
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*
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* @global array $wp_theme_directories
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*
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* @param string $directory Either the full filesystem path to a theme folder
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* or a folder within WP_CONTENT_DIR.
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* @return bool True if successfully registered a directory that contains themes,
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* false if the directory does not exist.
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*/
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function register_theme_directory( $directory ) {
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global $wp_theme_directories;
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if ( ! file_exists( $directory ) ) {
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// Try prepending as the theme directory could be relative to the content directory.
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$directory = WP_CONTENT_DIR . '/' . $directory;
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// If this directory does not exist, return and do not register.
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if ( ! file_exists( $directory ) ) {
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return false;
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}
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}
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if ( ! is_array( $wp_theme_directories ) ) {
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$wp_theme_directories = array();
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}
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$untrailed = untrailingslashit( $directory );
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if ( ! empty( $untrailed ) && ! in_array( $untrailed, $wp_theme_directories, true ) ) {
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$wp_theme_directories[] = $untrailed;
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}
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return true;
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}
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/**
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* Searches all registered theme directories for complete and valid themes.
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*
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* @since 2.9.0
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*
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* @global array $wp_theme_directories
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*
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* @param bool $force Optional. Whether to force a new directory scan. Default false.
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* @return array|false Valid themes found on success, false on failure.
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*/
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function search_theme_directories( $force = false ) {
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global $wp_theme_directories;
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static $found_themes = null;
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if ( empty( $wp_theme_directories ) ) {
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return false;
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}
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if ( ! $force && isset( $found_themes ) ) {
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return $found_themes;
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}
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$found_themes = array();
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$wp_theme_directories = (array) $wp_theme_directories;
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$relative_theme_roots = array();
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|
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/*
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* Set up maybe-relative, maybe-absolute array of theme directories.
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* We always want to return absolute, but we need to cache relative
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* to use in get_theme_root().
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*/
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foreach ( $wp_theme_directories as $theme_root ) {
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if ( 0 === strpos( $theme_root, WP_CONTENT_DIR ) ) {
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$relative_theme_roots[ str_replace( WP_CONTENT_DIR, '', $theme_root ) ] = $theme_root;
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} else {
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$relative_theme_roots[ $theme_root ] = $theme_root;
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}
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}
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|
|
/**
|
|
* Filters whether to get the cache of the registered theme directories.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param bool $cache_expiration Whether to get the cache of the theme directories. Default false.
|
|
* @param string $context The class or function name calling the filter.
|
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*/
|
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$cache_expiration = apply_filters( 'wp_cache_themes_persistently', false, 'search_theme_directories' );
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if ( $cache_expiration ) {
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$cached_roots = get_site_transient( 'theme_roots' );
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if ( is_array( $cached_roots ) ) {
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foreach ( $cached_roots as $theme_dir => $theme_root ) {
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// A cached theme root is no longer around, so skip it.
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if ( ! isset( $relative_theme_roots[ $theme_root ] ) ) {
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continue;
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}
|
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$found_themes[ $theme_dir ] = array(
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'theme_file' => $theme_dir . '/style.css',
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'theme_root' => $relative_theme_roots[ $theme_root ], // Convert relative to absolute.
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);
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}
|
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return $found_themes;
|
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}
|
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if ( ! is_int( $cache_expiration ) ) {
|
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$cache_expiration = 30 * MINUTE_IN_SECONDS;
|
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}
|
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} else {
|
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$cache_expiration = 30 * MINUTE_IN_SECONDS;
|
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}
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|
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/* Loop the registered theme directories and extract all themes */
|
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foreach ( $wp_theme_directories as $theme_root ) {
|
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|
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// Start with directories in the root of the active theme directory.
|
|
$dirs = @ scandir( $theme_root );
|
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if ( ! $dirs ) {
|
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trigger_error( "$theme_root is not readable", E_USER_NOTICE );
|
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continue;
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}
|
|
foreach ( $dirs as $dir ) {
|
|
if ( ! is_dir( $theme_root . '/' . $dir ) || '.' === $dir[0] || 'CVS' === $dir ) {
|
|
continue;
|
|
}
|
|
if ( file_exists( $theme_root . '/' . $dir . '/style.css' ) ) {
|
|
// wp-content/themes/a-single-theme
|
|
// wp-content/themes is $theme_root, a-single-theme is $dir.
|
|
$found_themes[ $dir ] = array(
|
|
'theme_file' => $dir . '/style.css',
|
|
'theme_root' => $theme_root,
|
|
);
|
|
} else {
|
|
$found_theme = false;
|
|
// wp-content/themes/a-folder-of-themes/*
|
|
// wp-content/themes is $theme_root, a-folder-of-themes is $dir, then themes are $sub_dirs.
|
|
$sub_dirs = @ scandir( $theme_root . '/' . $dir );
|
|
if ( ! $sub_dirs ) {
|
|
trigger_error( "$theme_root/$dir is not readable", E_USER_NOTICE );
|
|
continue;
|
|
}
|
|
foreach ( $sub_dirs as $sub_dir ) {
|
|
if ( ! is_dir( $theme_root . '/' . $dir . '/' . $sub_dir ) || '.' === $dir[0] || 'CVS' === $dir ) {
|
|
continue;
|
|
}
|
|
if ( ! file_exists( $theme_root . '/' . $dir . '/' . $sub_dir . '/style.css' ) ) {
|
|
continue;
|
|
}
|
|
$found_themes[ $dir . '/' . $sub_dir ] = array(
|
|
'theme_file' => $dir . '/' . $sub_dir . '/style.css',
|
|
'theme_root' => $theme_root,
|
|
);
|
|
$found_theme = true;
|
|
}
|
|
// Never mind the above, it's just a theme missing a style.css.
|
|
// Return it; WP_Theme will catch the error.
|
|
if ( ! $found_theme ) {
|
|
$found_themes[ $dir ] = array(
|
|
'theme_file' => $dir . '/style.css',
|
|
'theme_root' => $theme_root,
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
asort( $found_themes );
|
|
|
|
$theme_roots = array();
|
|
$relative_theme_roots = array_flip( $relative_theme_roots );
|
|
|
|
foreach ( $found_themes as $theme_dir => $theme_data ) {
|
|
$theme_roots[ $theme_dir ] = $relative_theme_roots[ $theme_data['theme_root'] ]; // Convert absolute to relative.
|
|
}
|
|
|
|
if ( get_site_transient( 'theme_roots' ) != $theme_roots ) {
|
|
set_site_transient( 'theme_roots', $theme_roots, $cache_expiration );
|
|
}
|
|
|
|
return $found_themes;
|
|
}
|
|
|
|
/**
|
|
* Retrieves path to themes directory.
|
|
*
|
|
* Does not have trailing slash.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @global array $wp_theme_directories
|
|
*
|
|
* @param string $stylesheet_or_template Optional. The stylesheet or template name of the theme.
|
|
* Default is to leverage the main theme root.
|
|
* @return string Themes directory path.
|
|
*/
|
|
function get_theme_root( $stylesheet_or_template = '' ) {
|
|
global $wp_theme_directories;
|
|
|
|
$theme_root = '';
|
|
|
|
if ( $stylesheet_or_template ) {
|
|
$theme_root = get_raw_theme_root( $stylesheet_or_template );
|
|
if ( $theme_root ) {
|
|
// Always prepend WP_CONTENT_DIR unless the root currently registered as a theme directory.
|
|
// This gives relative theme roots the benefit of the doubt when things go haywire.
|
|
if ( ! in_array( $theme_root, (array) $wp_theme_directories, true ) ) {
|
|
$theme_root = WP_CONTENT_DIR . $theme_root;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( ! $theme_root ) {
|
|
$theme_root = WP_CONTENT_DIR . '/themes';
|
|
}
|
|
|
|
/**
|
|
* Filters the absolute path to the themes directory.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string $theme_root Absolute path to themes directory.
|
|
*/
|
|
return apply_filters( 'theme_root', $theme_root );
|
|
}
|
|
|
|
/**
|
|
* Retrieves URI for themes directory.
|
|
*
|
|
* Does not have trailing slash.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @global array $wp_theme_directories
|
|
*
|
|
* @param string $stylesheet_or_template Optional. The stylesheet or template name of the theme.
|
|
* Default is to leverage the main theme root.
|
|
* @param string $theme_root Optional. The theme root for which calculations will be based,
|
|
* preventing the need for a get_raw_theme_root() call. Default empty.
|
|
* @return string Themes directory URI.
|
|
*/
|
|
function get_theme_root_uri( $stylesheet_or_template = '', $theme_root = '' ) {
|
|
global $wp_theme_directories;
|
|
|
|
if ( $stylesheet_or_template && ! $theme_root ) {
|
|
$theme_root = get_raw_theme_root( $stylesheet_or_template );
|
|
}
|
|
|
|
if ( $stylesheet_or_template && $theme_root ) {
|
|
if ( in_array( $theme_root, (array) $wp_theme_directories, true ) ) {
|
|
// Absolute path. Make an educated guess. YMMV -- but note the filter below.
|
|
if ( 0 === strpos( $theme_root, WP_CONTENT_DIR ) ) {
|
|
$theme_root_uri = content_url( str_replace( WP_CONTENT_DIR, '', $theme_root ) );
|
|
} elseif ( 0 === strpos( $theme_root, ABSPATH ) ) {
|
|
$theme_root_uri = site_url( str_replace( ABSPATH, '', $theme_root ) );
|
|
} elseif ( 0 === strpos( $theme_root, WP_PLUGIN_DIR ) || 0 === strpos( $theme_root, WPMU_PLUGIN_DIR ) ) {
|
|
$theme_root_uri = plugins_url( basename( $theme_root ), $theme_root );
|
|
} else {
|
|
$theme_root_uri = $theme_root;
|
|
}
|
|
} else {
|
|
$theme_root_uri = content_url( $theme_root );
|
|
}
|
|
} else {
|
|
$theme_root_uri = content_url( 'themes' );
|
|
}
|
|
|
|
/**
|
|
* Filters the URI for themes directory.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string $theme_root_uri The URI for themes directory.
|
|
* @param string $siteurl WordPress web address which is set in General Options.
|
|
* @param string $stylesheet_or_template The stylesheet or template name of the theme.
|
|
*/
|
|
return apply_filters( 'theme_root_uri', $theme_root_uri, get_option( 'siteurl' ), $stylesheet_or_template );
|
|
}
|
|
|
|
/**
|
|
* Gets the raw theme root relative to the content directory with no filters applied.
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @global array $wp_theme_directories
|
|
*
|
|
* @param string $stylesheet_or_template The stylesheet or template name of the theme.
|
|
* @param bool $skip_cache Optional. Whether to skip the cache.
|
|
* Defaults to false, meaning the cache is used.
|
|
* @return string Theme root.
|
|
*/
|
|
function get_raw_theme_root( $stylesheet_or_template, $skip_cache = false ) {
|
|
global $wp_theme_directories;
|
|
|
|
if ( ! is_array( $wp_theme_directories ) || count( $wp_theme_directories ) <= 1 ) {
|
|
return '/themes';
|
|
}
|
|
|
|
$theme_root = false;
|
|
|
|
// If requesting the root for the active theme, consult options to avoid calling get_theme_roots().
|
|
if ( ! $skip_cache ) {
|
|
if ( get_option( 'stylesheet' ) == $stylesheet_or_template ) {
|
|
$theme_root = get_option( 'stylesheet_root' );
|
|
} elseif ( get_option( 'template' ) == $stylesheet_or_template ) {
|
|
$theme_root = get_option( 'template_root' );
|
|
}
|
|
}
|
|
|
|
if ( empty( $theme_root ) ) {
|
|
$theme_roots = get_theme_roots();
|
|
if ( ! empty( $theme_roots[ $stylesheet_or_template ] ) ) {
|
|
$theme_root = $theme_roots[ $stylesheet_or_template ];
|
|
}
|
|
}
|
|
|
|
return $theme_root;
|
|
}
|
|
|
|
/**
|
|
* Displays localized stylesheet link element.
|
|
*
|
|
* @since 2.1.0
|
|
*/
|
|
function locale_stylesheet() {
|
|
$stylesheet = get_locale_stylesheet_uri();
|
|
if ( empty( $stylesheet ) ) {
|
|
return;
|
|
}
|
|
|
|
$type_attr = current_theme_supports( 'html5', 'style' ) ? '' : ' type="text/css"';
|
|
|
|
printf(
|
|
'<link rel="stylesheet" href="%s"%s media="screen" />',
|
|
$stylesheet,
|
|
$type_attr
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Switches the theme.
|
|
*
|
|
* Accepts one argument: $stylesheet of the theme. It also accepts an additional function signature
|
|
* of two arguments: $template then $stylesheet. This is for backward compatibility.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @global array $wp_theme_directories
|
|
* @global WP_Customize_Manager $wp_customize
|
|
* @global array $sidebars_widgets
|
|
*
|
|
* @param string $stylesheet Stylesheet name.
|
|
*/
|
|
function switch_theme( $stylesheet ) {
|
|
global $wp_theme_directories, $wp_customize, $sidebars_widgets;
|
|
|
|
$requirements = validate_theme_requirements( $stylesheet );
|
|
if ( is_wp_error( $requirements ) ) {
|
|
wp_die( $requirements );
|
|
}
|
|
|
|
$_sidebars_widgets = null;
|
|
if ( 'wp_ajax_customize_save' === current_action() ) {
|
|
$old_sidebars_widgets_data_setting = $wp_customize->get_setting( 'old_sidebars_widgets_data' );
|
|
if ( $old_sidebars_widgets_data_setting ) {
|
|
$_sidebars_widgets = $wp_customize->post_value( $old_sidebars_widgets_data_setting );
|
|
}
|
|
} elseif ( is_array( $sidebars_widgets ) ) {
|
|
$_sidebars_widgets = $sidebars_widgets;
|
|
}
|
|
|
|
if ( is_array( $_sidebars_widgets ) ) {
|
|
set_theme_mod(
|
|
'sidebars_widgets',
|
|
array(
|
|
'time' => time(),
|
|
'data' => $_sidebars_widgets,
|
|
)
|
|
);
|
|
}
|
|
|
|
$nav_menu_locations = get_theme_mod( 'nav_menu_locations' );
|
|
update_option( 'theme_switch_menu_locations', $nav_menu_locations );
|
|
|
|
if ( func_num_args() > 1 ) {
|
|
$stylesheet = func_get_arg( 1 );
|
|
}
|
|
|
|
$old_theme = wp_get_theme();
|
|
$new_theme = wp_get_theme( $stylesheet );
|
|
$template = $new_theme->get_template();
|
|
|
|
if ( wp_is_recovery_mode() ) {
|
|
$paused_themes = wp_paused_themes();
|
|
$paused_themes->delete( $old_theme->get_stylesheet() );
|
|
$paused_themes->delete( $old_theme->get_template() );
|
|
}
|
|
|
|
update_option( 'template', $template );
|
|
update_option( 'stylesheet', $stylesheet );
|
|
|
|
if ( count( $wp_theme_directories ) > 1 ) {
|
|
update_option( 'template_root', get_raw_theme_root( $template, true ) );
|
|
update_option( 'stylesheet_root', get_raw_theme_root( $stylesheet, true ) );
|
|
} else {
|
|
delete_option( 'template_root' );
|
|
delete_option( 'stylesheet_root' );
|
|
}
|
|
|
|
$new_name = $new_theme->get( 'Name' );
|
|
|
|
update_option( 'current_theme', $new_name );
|
|
|
|
// Migrate from the old mods_{name} option to theme_mods_{slug}.
|
|
if ( is_admin() && false === get_option( 'theme_mods_' . $stylesheet ) ) {
|
|
$default_theme_mods = (array) get_option( 'mods_' . $new_name );
|
|
if ( ! empty( $nav_menu_locations ) && empty( $default_theme_mods['nav_menu_locations'] ) ) {
|
|
$default_theme_mods['nav_menu_locations'] = $nav_menu_locations;
|
|
}
|
|
add_option( "theme_mods_$stylesheet", $default_theme_mods );
|
|
} else {
|
|
/*
|
|
* Since retrieve_widgets() is called when initializing a theme in the Customizer,
|
|
* we need to remove the theme mods to avoid overwriting changes made via
|
|
* the Customizer when accessing wp-admin/widgets.php.
|
|
*/
|
|
if ( 'wp_ajax_customize_save' === current_action() ) {
|
|
remove_theme_mod( 'sidebars_widgets' );
|
|
}
|
|
}
|
|
|
|
update_option( 'theme_switched', $old_theme->get_stylesheet() );
|
|
|
|
/**
|
|
* Fires after the theme is switched.
|
|
*
|
|
* @since 1.5.0
|
|
* @since 4.5.0 Introduced the `$old_theme` parameter.
|
|
*
|
|
* @param string $new_name Name of the new theme.
|
|
* @param WP_Theme $new_theme WP_Theme instance of the new theme.
|
|
* @param WP_Theme $old_theme WP_Theme instance of the old theme.
|
|
*/
|
|
do_action( 'switch_theme', $new_name, $new_theme, $old_theme );
|
|
}
|
|
|
|
/**
|
|
* Checks that the active theme has the required files.
|
|
*
|
|
* Standalone themes need to have a `templates/index.html` or `index.php` template file.
|
|
* Child themes need to have a `Template` header in the `style.css` stylesheet.
|
|
*
|
|
* Does not initially check the default theme, which is the fallback and should always exist.
|
|
* But if it doesn't exist, it'll fall back to the latest core default theme that does exist.
|
|
* Will switch theme to the fallback theme if active theme does not validate.
|
|
*
|
|
* You can use the {@see 'validate_current_theme'} filter to return false to disable
|
|
* this functionality.
|
|
*
|
|
* @since 1.5.0
|
|
* @since 6.0.0 Removed the requirement for block themes to have an `index.php` template.
|
|
*
|
|
* @see WP_DEFAULT_THEME
|
|
*
|
|
* @return bool
|
|
*/
|
|
function validate_current_theme() {
|
|
/**
|
|
* Filters whether to validate the active theme.
|
|
*
|
|
* @since 2.7.0
|
|
*
|
|
* @param bool $validate Whether to validate the active theme. Default true.
|
|
*/
|
|
if ( wp_installing() || ! apply_filters( 'validate_current_theme', true ) ) {
|
|
return true;
|
|
}
|
|
|
|
if (
|
|
! file_exists( get_template_directory() . '/templates/index.html' )
|
|
&& ! file_exists( get_template_directory() . '/block-templates/index.html' ) // Deprecated path support since 5.9.0.
|
|
&& ! file_exists( get_template_directory() . '/index.php' )
|
|
) {
|
|
// Invalid.
|
|
} elseif ( ! file_exists( get_template_directory() . '/style.css' ) ) {
|
|
// Invalid.
|
|
} elseif ( is_child_theme() && ! file_exists( get_stylesheet_directory() . '/style.css' ) ) {
|
|
// Invalid.
|
|
} else {
|
|
// Valid.
|
|
return true;
|
|
}
|
|
|
|
$default = wp_get_theme( WP_DEFAULT_THEME );
|
|
if ( $default->exists() ) {
|
|
switch_theme( WP_DEFAULT_THEME );
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* If we're in an invalid state but WP_DEFAULT_THEME doesn't exist,
|
|
* switch to the latest core default theme that's installed.
|
|
*
|
|
* If it turns out that this latest core default theme is our current
|
|
* theme, then there's nothing we can do about that, so we have to bail,
|
|
* rather than going into an infinite loop. (This is why there are
|
|
* checks against WP_DEFAULT_THEME above, also.) We also can't do anything
|
|
* if it turns out there is no default theme installed. (That's `false`.)
|
|
*/
|
|
$default = WP_Theme::get_core_default_theme();
|
|
if ( false === $default || get_stylesheet() == $default->get_stylesheet() ) {
|
|
return true;
|
|
}
|
|
|
|
switch_theme( $default->get_stylesheet() );
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Validates the theme requirements for WordPress version and PHP version.
|
|
*
|
|
* Uses the information from `Requires at least` and `Requires PHP` headers
|
|
* defined in the theme's `style.css` file.
|
|
*
|
|
* @since 5.5.0
|
|
* @since 5.8.0 Removed support for using `readme.txt` as a fallback.
|
|
*
|
|
* @param string $stylesheet Directory name for the theme.
|
|
* @return true|WP_Error True if requirements are met, WP_Error on failure.
|
|
*/
|
|
function validate_theme_requirements( $stylesheet ) {
|
|
$theme = wp_get_theme( $stylesheet );
|
|
|
|
$requirements = array(
|
|
'requires' => ! empty( $theme->get( 'RequiresWP' ) ) ? $theme->get( 'RequiresWP' ) : '',
|
|
'requires_php' => ! empty( $theme->get( 'RequiresPHP' ) ) ? $theme->get( 'RequiresPHP' ) : '',
|
|
);
|
|
|
|
$compatible_wp = is_wp_version_compatible( $requirements['requires'] );
|
|
$compatible_php = is_php_version_compatible( $requirements['requires_php'] );
|
|
|
|
if ( ! $compatible_wp && ! $compatible_php ) {
|
|
return new WP_Error(
|
|
'theme_wp_php_incompatible',
|
|
sprintf(
|
|
/* translators: %s: Theme name. */
|
|
_x( '<strong>Error:</strong> Current WordPress and PHP versions do not meet minimum requirements for %s.', 'theme' ),
|
|
$theme->display( 'Name' )
|
|
)
|
|
);
|
|
} elseif ( ! $compatible_php ) {
|
|
return new WP_Error(
|
|
'theme_php_incompatible',
|
|
sprintf(
|
|
/* translators: %s: Theme name. */
|
|
_x( '<strong>Error:</strong> Current PHP version does not meet minimum requirements for %s.', 'theme' ),
|
|
$theme->display( 'Name' )
|
|
)
|
|
);
|
|
} elseif ( ! $compatible_wp ) {
|
|
return new WP_Error(
|
|
'theme_wp_incompatible',
|
|
sprintf(
|
|
/* translators: %s: Theme name. */
|
|
_x( '<strong>Error:</strong> Current WordPress version does not meet minimum requirements for %s.', 'theme' ),
|
|
$theme->display( 'Name' )
|
|
)
|
|
);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Retrieves all theme modifications.
|
|
*
|
|
* @since 3.1.0
|
|
* @since 5.9.0 The return value is always an array.
|
|
*
|
|
* @return array Theme modifications.
|
|
*/
|
|
function get_theme_mods() {
|
|
$theme_slug = get_option( 'stylesheet' );
|
|
$mods = get_option( "theme_mods_$theme_slug" );
|
|
|
|
if ( false === $mods ) {
|
|
$theme_name = get_option( 'current_theme' );
|
|
if ( false === $theme_name ) {
|
|
$theme_name = wp_get_theme()->get( 'Name' );
|
|
}
|
|
|
|
$mods = get_option( "mods_$theme_name" ); // Deprecated location.
|
|
if ( is_admin() && false !== $mods ) {
|
|
update_option( "theme_mods_$theme_slug", $mods );
|
|
delete_option( "mods_$theme_name" );
|
|
}
|
|
}
|
|
|
|
if ( ! is_array( $mods ) ) {
|
|
$mods = array();
|
|
}
|
|
|
|
return $mods;
|
|
}
|
|
|
|
/**
|
|
* Retrieves theme modification value for the active theme.
|
|
*
|
|
* If the modification name does not exist and `$default` is a string, then the
|
|
* default will be passed through the {@link https://www.php.net/sprintf sprintf()}
|
|
* PHP function with the template directory URI as the first value and the
|
|
* stylesheet directory URI as the second value.
|
|
*
|
|
* @since 2.1.0
|
|
*
|
|
* @param string $name Theme modification name.
|
|
* @param mixed $default Optional. Theme modification default value. Default false.
|
|
* @return mixed Theme modification value.
|
|
*/
|
|
function get_theme_mod( $name, $default = false ) {
|
|
$mods = get_theme_mods();
|
|
|
|
if ( isset( $mods[ $name ] ) ) {
|
|
/**
|
|
* Filters the theme modification, or 'theme_mod', value.
|
|
*
|
|
* The dynamic portion of the hook name, `$name`, refers to the key name
|
|
* of the modification array. For example, 'header_textcolor', 'header_image',
|
|
* and so on depending on the theme options.
|
|
*
|
|
* @since 2.2.0
|
|
*
|
|
* @param mixed $current_mod The value of the active theme modification.
|
|
*/
|
|
return apply_filters( "theme_mod_{$name}", $mods[ $name ] );
|
|
}
|
|
|
|
if ( is_string( $default ) ) {
|
|
// Only run the replacement if an sprintf() string format pattern was found.
|
|
if ( preg_match( '#(?<!%)%(?:\d+\$?)?s#', $default ) ) {
|
|
// Remove a single trailing percent sign.
|
|
$default = preg_replace( '#(?<!%)%$#', '', $default );
|
|
$default = sprintf( $default, get_template_directory_uri(), get_stylesheet_directory_uri() );
|
|
}
|
|
}
|
|
|
|
/** This filter is documented in wp-includes/theme.php */
|
|
return apply_filters( "theme_mod_{$name}", $default );
|
|
}
|
|
|
|
/**
|
|
* Updates theme modification value for the active theme.
|
|
*
|
|
* @since 2.1.0
|
|
* @since 5.6.0 A return value was added.
|
|
*
|
|
* @param string $name Theme modification name.
|
|
* @param mixed $value Theme modification value.
|
|
* @return bool True if the value was updated, false otherwise.
|
|
*/
|
|
function set_theme_mod( $name, $value ) {
|
|
$mods = get_theme_mods();
|
|
$old_value = isset( $mods[ $name ] ) ? $mods[ $name ] : false;
|
|
|
|
/**
|
|
* Filters the theme modification, or 'theme_mod', value on save.
|
|
*
|
|
* The dynamic portion of the hook name, `$name`, refers to the key name
|
|
* of the modification array. For example, 'header_textcolor', 'header_image',
|
|
* and so on depending on the theme options.
|
|
*
|
|
* @since 3.9.0
|
|
*
|
|
* @param mixed $value The new value of the theme modification.
|
|
* @param mixed $old_value The current value of the theme modification.
|
|
*/
|
|
$mods[ $name ] = apply_filters( "pre_set_theme_mod_{$name}", $value, $old_value );
|
|
|
|
$theme = get_option( 'stylesheet' );
|
|
|
|
return update_option( "theme_mods_$theme", $mods );
|
|
}
|
|
|
|
/**
|
|
* Removes theme modification name from active theme list.
|
|
*
|
|
* If removing the name also removes all elements, then the entire option
|
|
* will be removed.
|
|
*
|
|
* @since 2.1.0
|
|
*
|
|
* @param string $name Theme modification name.
|
|
*/
|
|
function remove_theme_mod( $name ) {
|
|
$mods = get_theme_mods();
|
|
|
|
if ( ! isset( $mods[ $name ] ) ) {
|
|
return;
|
|
}
|
|
|
|
unset( $mods[ $name ] );
|
|
|
|
if ( empty( $mods ) ) {
|
|
remove_theme_mods();
|
|
return;
|
|
}
|
|
|
|
$theme = get_option( 'stylesheet' );
|
|
|
|
update_option( "theme_mods_$theme", $mods );
|
|
}
|
|
|
|
/**
|
|
* Removes theme modifications option for the active theme.
|
|
*
|
|
* @since 2.1.0
|
|
*/
|
|
function remove_theme_mods() {
|
|
delete_option( 'theme_mods_' . get_option( 'stylesheet' ) );
|
|
|
|
// Old style.
|
|
$theme_name = get_option( 'current_theme' );
|
|
if ( false === $theme_name ) {
|
|
$theme_name = wp_get_theme()->get( 'Name' );
|
|
}
|
|
|
|
delete_option( 'mods_' . $theme_name );
|
|
}
|
|
|
|
/**
|
|
* Retrieves the custom header text color in 3- or 6-digit hexadecimal form.
|
|
*
|
|
* @since 2.1.0
|
|
*
|
|
* @return string Header text color in 3- or 6-digit hexadecimal form (minus the hash symbol).
|
|
*/
|
|
function get_header_textcolor() {
|
|
return get_theme_mod( 'header_textcolor', get_theme_support( 'custom-header', 'default-text-color' ) );
|
|
}
|
|
|
|
/**
|
|
* Displays the custom header text color in 3- or 6-digit hexadecimal form (minus the hash symbol).
|
|
*
|
|
* @since 2.1.0
|
|
*/
|
|
function header_textcolor() {
|
|
echo get_header_textcolor();
|
|
}
|
|
|
|
/**
|
|
* Whether to display the header text.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @return bool
|
|
*/
|
|
function display_header_text() {
|
|
if ( ! current_theme_supports( 'custom-header', 'header-text' ) ) {
|
|
return false;
|
|
}
|
|
|
|
$text_color = get_theme_mod( 'header_textcolor', get_theme_support( 'custom-header', 'default-text-color' ) );
|
|
return 'blank' !== $text_color;
|
|
}
|
|
|
|
/**
|
|
* Checks whether a header image is set or not.
|
|
*
|
|
* @since 4.2.0
|
|
*
|
|
* @see get_header_image()
|
|
*
|
|
* @return bool Whether a header image is set or not.
|
|
*/
|
|
function has_header_image() {
|
|
return (bool) get_header_image();
|
|
}
|
|
|
|
/**
|
|
* Retrieves header image for custom header.
|
|
*
|
|
* @since 2.1.0
|
|
*
|
|
* @return string|false
|
|
*/
|
|
function get_header_image() {
|
|
$url = get_theme_mod( 'header_image', get_theme_support( 'custom-header', 'default-image' ) );
|
|
|
|
if ( 'remove-header' === $url ) {
|
|
return false;
|
|
}
|
|
|
|
if ( is_random_header_image() ) {
|
|
$url = get_random_header_image();
|
|
}
|
|
|
|
/**
|
|
* Filters the header image URL.
|
|
*
|
|
* @since 6.1.0
|
|
*
|
|
* @param string $url Header image URL.
|
|
*/
|
|
$url = apply_filters( 'get_header_image', $url );
|
|
|
|
if ( ! is_string( $url ) ) {
|
|
return false;
|
|
}
|
|
|
|
$url = trim( $url );
|
|
return sanitize_url( set_url_scheme( $url ) );
|
|
}
|
|
|
|
/**
|
|
* Creates image tag markup for a custom header image.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param array $attr Optional. Additional attributes for the image tag. Can be used
|
|
* to override the default attributes. Default empty.
|
|
* @return string HTML image element markup or empty string on failure.
|
|
*/
|
|
function get_header_image_tag( $attr = array() ) {
|
|
$header = get_custom_header();
|
|
$header->url = get_header_image();
|
|
|
|
if ( ! $header->url ) {
|
|
return '';
|
|
}
|
|
|
|
$width = absint( $header->width );
|
|
$height = absint( $header->height );
|
|
$alt = '';
|
|
|
|
// Use alternative text assigned to the image, if available. Otherwise, leave it empty.
|
|
if ( ! empty( $header->attachment_id ) ) {
|
|
$image_alt = get_post_meta( $header->attachment_id, '_wp_attachment_image_alt', true );
|
|
|
|
if ( is_string( $image_alt ) ) {
|
|
$alt = $image_alt;
|
|
}
|
|
}
|
|
|
|
$attr = wp_parse_args(
|
|
$attr,
|
|
array(
|
|
'src' => $header->url,
|
|
'width' => $width,
|
|
'height' => $height,
|
|
'alt' => $alt,
|
|
)
|
|
);
|
|
|
|
// Generate 'srcset' and 'sizes' if not already present.
|
|
if ( empty( $attr['srcset'] ) && ! empty( $header->attachment_id ) ) {
|
|
$image_meta = get_post_meta( $header->attachment_id, '_wp_attachment_metadata', true );
|
|
$size_array = array( $width, $height );
|
|
|
|
if ( is_array( $image_meta ) ) {
|
|
$srcset = wp_calculate_image_srcset( $size_array, $header->url, $image_meta, $header->attachment_id );
|
|
|
|
if ( ! empty( $attr['sizes'] ) ) {
|
|
$sizes = $attr['sizes'];
|
|
} else {
|
|
$sizes = wp_calculate_image_sizes( $size_array, $header->url, $image_meta, $header->attachment_id );
|
|
}
|
|
|
|
if ( $srcset && $sizes ) {
|
|
$attr['srcset'] = $srcset;
|
|
$attr['sizes'] = $sizes;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Filters the list of header image attributes.
|
|
*
|
|
* @since 5.9.0
|
|
*
|
|
* @param array $attr Array of the attributes for the image tag.
|
|
* @param object $header The custom header object returned by 'get_custom_header()'.
|
|
*/
|
|
$attr = apply_filters( 'get_header_image_tag_attributes', $attr, $header );
|
|
|
|
$attr = array_map( 'esc_attr', $attr );
|
|
$html = '<img';
|
|
|
|
foreach ( $attr as $name => $value ) {
|
|
$html .= ' ' . $name . '="' . $value . '"';
|
|
}
|
|
|
|
$html .= ' />';
|
|
|
|
/**
|
|
* Filters the markup of header images.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param string $html The HTML image tag markup being filtered.
|
|
* @param object $header The custom header object returned by 'get_custom_header()'.
|
|
* @param array $attr Array of the attributes for the image tag.
|
|
*/
|
|
return apply_filters( 'get_header_image_tag', $html, $header, $attr );
|
|
}
|
|
|
|
/**
|
|
* Displays the image markup for a custom header image.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param array $attr Optional. Attributes for the image markup. Default empty.
|
|
*/
|
|
function the_header_image_tag( $attr = array() ) {
|
|
echo get_header_image_tag( $attr );
|
|
}
|
|
|
|
/**
|
|
* Gets random header image data from registered images in theme.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @access private
|
|
*
|
|
* @global array $_wp_default_headers
|
|
*
|
|
* @return object
|
|
*/
|
|
function _get_random_header_data() {
|
|
global $_wp_default_headers;
|
|
static $_wp_random_header = null;
|
|
|
|
if ( empty( $_wp_random_header ) ) {
|
|
$header_image_mod = get_theme_mod( 'header_image', '' );
|
|
$headers = array();
|
|
|
|
if ( 'random-uploaded-image' === $header_image_mod ) {
|
|
$headers = get_uploaded_header_images();
|
|
} elseif ( ! empty( $_wp_default_headers ) ) {
|
|
if ( 'random-default-image' === $header_image_mod ) {
|
|
$headers = $_wp_default_headers;
|
|
} else {
|
|
if ( current_theme_supports( 'custom-header', 'random-default' ) ) {
|
|
$headers = $_wp_default_headers;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( empty( $headers ) ) {
|
|
return new stdClass;
|
|
}
|
|
|
|
$_wp_random_header = (object) $headers[ array_rand( $headers ) ];
|
|
|
|
$_wp_random_header->url = sprintf(
|
|
$_wp_random_header->url,
|
|
get_template_directory_uri(),
|
|
get_stylesheet_directory_uri()
|
|
);
|
|
|
|
$_wp_random_header->thumbnail_url = sprintf(
|
|
$_wp_random_header->thumbnail_url,
|
|
get_template_directory_uri(),
|
|
get_stylesheet_directory_uri()
|
|
);
|
|
}
|
|
|
|
return $_wp_random_header;
|
|
}
|
|
|
|
/**
|
|
* Gets random header image URL from registered images in theme.
|
|
*
|
|
* @since 3.2.0
|
|
*
|
|
* @return string Path to header image.
|
|
*/
|
|
function get_random_header_image() {
|
|
$random_image = _get_random_header_data();
|
|
|
|
if ( empty( $random_image->url ) ) {
|
|
return '';
|
|
}
|
|
|
|
return $random_image->url;
|
|
}
|
|
|
|
/**
|
|
* Checks if random header image is in use.
|
|
*
|
|
* Always true if user expressly chooses the option in Appearance > Header.
|
|
* Also true if theme has multiple header images registered, no specific header image
|
|
* is chosen, and theme turns on random headers with add_theme_support().
|
|
*
|
|
* @since 3.2.0
|
|
*
|
|
* @param string $type The random pool to use. Possible values include 'any',
|
|
* 'default', 'uploaded'. Default 'any'.
|
|
* @return bool
|
|
*/
|
|
function is_random_header_image( $type = 'any' ) {
|
|
$header_image_mod = get_theme_mod( 'header_image', get_theme_support( 'custom-header', 'default-image' ) );
|
|
|
|
if ( 'any' === $type ) {
|
|
if ( 'random-default-image' === $header_image_mod
|
|
|| 'random-uploaded-image' === $header_image_mod
|
|
|| ( '' !== get_random_header_image() && empty( $header_image_mod ) )
|
|
) {
|
|
return true;
|
|
}
|
|
} else {
|
|
if ( "random-$type-image" === $header_image_mod ) {
|
|
return true;
|
|
} elseif ( 'default' === $type && empty( $header_image_mod ) && '' !== get_random_header_image() ) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Displays header image URL.
|
|
*
|
|
* @since 2.1.0
|
|
*/
|
|
function header_image() {
|
|
$image = get_header_image();
|
|
|
|
if ( $image ) {
|
|
echo esc_url( $image );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the header images uploaded for the active theme.
|
|
*
|
|
* @since 3.2.0
|
|
*
|
|
* @return array
|
|
*/
|
|
function get_uploaded_header_images() {
|
|
$header_images = array();
|
|
|
|
// @todo Caching.
|
|
$headers = get_posts(
|
|
array(
|
|
'post_type' => 'attachment',
|
|
'meta_key' => '_wp_attachment_is_custom_header',
|
|
'meta_value' => get_option( 'stylesheet' ),
|
|
'orderby' => 'none',
|
|
'nopaging' => true,
|
|
)
|
|
);
|
|
|
|
if ( empty( $headers ) ) {
|
|
return array();
|
|
}
|
|
|
|
foreach ( (array) $headers as $header ) {
|
|
$url = sanitize_url( wp_get_attachment_url( $header->ID ) );
|
|
$header_data = wp_get_attachment_metadata( $header->ID );
|
|
$header_index = $header->ID;
|
|
|
|
$header_images[ $header_index ] = array();
|
|
$header_images[ $header_index ]['attachment_id'] = $header->ID;
|
|
$header_images[ $header_index ]['url'] = $url;
|
|
$header_images[ $header_index ]['thumbnail_url'] = $url;
|
|
$header_images[ $header_index ]['alt_text'] = get_post_meta( $header->ID, '_wp_attachment_image_alt', true );
|
|
|
|
if ( isset( $header_data['attachment_parent'] ) ) {
|
|
$header_images[ $header_index ]['attachment_parent'] = $header_data['attachment_parent'];
|
|
} else {
|
|
$header_images[ $header_index ]['attachment_parent'] = '';
|
|
}
|
|
|
|
if ( isset( $header_data['width'] ) ) {
|
|
$header_images[ $header_index ]['width'] = $header_data['width'];
|
|
}
|
|
if ( isset( $header_data['height'] ) ) {
|
|
$header_images[ $header_index ]['height'] = $header_data['height'];
|
|
}
|
|
}
|
|
|
|
return $header_images;
|
|
}
|
|
|
|
/**
|
|
* Gets the header image data.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @global array $_wp_default_headers
|
|
*
|
|
* @return object
|
|
*/
|
|
function get_custom_header() {
|
|
global $_wp_default_headers;
|
|
|
|
if ( is_random_header_image() ) {
|
|
$data = _get_random_header_data();
|
|
} else {
|
|
$data = get_theme_mod( 'header_image_data' );
|
|
if ( ! $data && current_theme_supports( 'custom-header', 'default-image' ) ) {
|
|
$directory_args = array( get_template_directory_uri(), get_stylesheet_directory_uri() );
|
|
$data = array();
|
|
$data['url'] = vsprintf( get_theme_support( 'custom-header', 'default-image' ), $directory_args );
|
|
$data['thumbnail_url'] = $data['url'];
|
|
if ( ! empty( $_wp_default_headers ) ) {
|
|
foreach ( (array) $_wp_default_headers as $default_header ) {
|
|
$url = vsprintf( $default_header['url'], $directory_args );
|
|
if ( $data['url'] == $url ) {
|
|
$data = $default_header;
|
|
$data['url'] = $url;
|
|
$data['thumbnail_url'] = vsprintf( $data['thumbnail_url'], $directory_args );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$default = array(
|
|
'url' => '',
|
|
'thumbnail_url' => '',
|
|
'width' => get_theme_support( 'custom-header', 'width' ),
|
|
'height' => get_theme_support( 'custom-header', 'height' ),
|
|
'video' => get_theme_support( 'custom-header', 'video' ),
|
|
);
|
|
return (object) wp_parse_args( $data, $default );
|
|
}
|
|
|
|
/**
|
|
* Registers a selection of default headers to be displayed by the custom header admin UI.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @global array $_wp_default_headers
|
|
*
|
|
* @param array $headers Array of headers keyed by a string ID. The IDs point to arrays
|
|
* containing 'url', 'thumbnail_url', and 'description' keys.
|
|
*/
|
|
function register_default_headers( $headers ) {
|
|
global $_wp_default_headers;
|
|
|
|
$_wp_default_headers = array_merge( (array) $_wp_default_headers, (array) $headers );
|
|
}
|
|
|
|
/**
|
|
* Unregisters default headers.
|
|
*
|
|
* This function must be called after register_default_headers() has already added the
|
|
* header you want to remove.
|
|
*
|
|
* @see register_default_headers()
|
|
* @since 3.0.0
|
|
*
|
|
* @global array $_wp_default_headers
|
|
*
|
|
* @param string|array $header The header string id (key of array) to remove, or an array thereof.
|
|
* @return bool|void A single header returns true on success, false on failure.
|
|
* There is currently no return value for multiple headers.
|
|
*/
|
|
function unregister_default_headers( $header ) {
|
|
global $_wp_default_headers;
|
|
|
|
if ( is_array( $header ) ) {
|
|
array_map( 'unregister_default_headers', $header );
|
|
} elseif ( isset( $_wp_default_headers[ $header ] ) ) {
|
|
unset( $_wp_default_headers[ $header ] );
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks whether a header video is set or not.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @see get_header_video_url()
|
|
*
|
|
* @return bool Whether a header video is set or not.
|
|
*/
|
|
function has_header_video() {
|
|
return (bool) get_header_video_url();
|
|
}
|
|
|
|
/**
|
|
* Retrieves header video URL for custom header.
|
|
*
|
|
* Uses a local video if present, or falls back to an external video.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @return string|false Header video URL or false if there is no video.
|
|
*/
|
|
function get_header_video_url() {
|
|
$id = absint( get_theme_mod( 'header_video' ) );
|
|
|
|
if ( $id ) {
|
|
// Get the file URL from the attachment ID.
|
|
$url = wp_get_attachment_url( $id );
|
|
} else {
|
|
$url = get_theme_mod( 'external_header_video' );
|
|
}
|
|
|
|
/**
|
|
* Filters the header video URL.
|
|
*
|
|
* @since 4.7.3
|
|
*
|
|
* @param string $url Header video URL, if available.
|
|
*/
|
|
$url = apply_filters( 'get_header_video_url', $url );
|
|
|
|
if ( ! $id && ! $url ) {
|
|
return false;
|
|
}
|
|
|
|
return sanitize_url( set_url_scheme( $url ) );
|
|
}
|
|
|
|
/**
|
|
* Displays header video URL.
|
|
*
|
|
* @since 4.7.0
|
|
*/
|
|
function the_header_video_url() {
|
|
$video = get_header_video_url();
|
|
|
|
if ( $video ) {
|
|
echo esc_url( $video );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Retrieves header video settings.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @return array
|
|
*/
|
|
function get_header_video_settings() {
|
|
$header = get_custom_header();
|
|
$video_url = get_header_video_url();
|
|
$video_type = wp_check_filetype( $video_url, wp_get_mime_types() );
|
|
|
|
$settings = array(
|
|
'mimeType' => '',
|
|
'posterUrl' => get_header_image(),
|
|
'videoUrl' => $video_url,
|
|
'width' => absint( $header->width ),
|
|
'height' => absint( $header->height ),
|
|
'minWidth' => 900,
|
|
'minHeight' => 500,
|
|
'l10n' => array(
|
|
'pause' => __( 'Pause' ),
|
|
'play' => __( 'Play' ),
|
|
'pauseSpeak' => __( 'Video is paused.' ),
|
|
'playSpeak' => __( 'Video is playing.' ),
|
|
),
|
|
);
|
|
|
|
if ( preg_match( '#^https?://(?:www\.)?(?:youtube\.com/watch|youtu\.be/)#', $video_url ) ) {
|
|
$settings['mimeType'] = 'video/x-youtube';
|
|
} elseif ( ! empty( $video_type['type'] ) ) {
|
|
$settings['mimeType'] = $video_type['type'];
|
|
}
|
|
|
|
/**
|
|
* Filters header video settings.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param array $settings An array of header video settings.
|
|
*/
|
|
return apply_filters( 'header_video_settings', $settings );
|
|
}
|
|
|
|
/**
|
|
* Checks whether a custom header is set or not.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @return bool True if a custom header is set. False if not.
|
|
*/
|
|
function has_custom_header() {
|
|
if ( has_header_image() || ( has_header_video() && is_header_video_active() ) ) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Checks whether the custom header video is eligible to show on the current page.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @return bool True if the custom header video should be shown. False if not.
|
|
*/
|
|
function is_header_video_active() {
|
|
if ( ! get_theme_support( 'custom-header', 'video' ) ) {
|
|
return false;
|
|
}
|
|
|
|
$video_active_cb = get_theme_support( 'custom-header', 'video-active-callback' );
|
|
|
|
if ( empty( $video_active_cb ) || ! is_callable( $video_active_cb ) ) {
|
|
$show_video = true;
|
|
} else {
|
|
$show_video = call_user_func( $video_active_cb );
|
|
}
|
|
|
|
/**
|
|
* Filters whether the custom header video is eligible to show on the current page.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param bool $show_video Whether the custom header video should be shown. Returns the value
|
|
* of the theme setting for the `custom-header`'s `video-active-callback`.
|
|
* If no callback is set, the default value is that of `is_front_page()`.
|
|
*/
|
|
return apply_filters( 'is_header_video_active', $show_video );
|
|
}
|
|
|
|
/**
|
|
* Retrieves the markup for a custom header.
|
|
*
|
|
* The container div will always be returned in the Customizer preview.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @return string The markup for a custom header on success.
|
|
*/
|
|
function get_custom_header_markup() {
|
|
if ( ! has_custom_header() && ! is_customize_preview() ) {
|
|
return '';
|
|
}
|
|
|
|
return sprintf(
|
|
'<div id="wp-custom-header" class="wp-custom-header">%s</div>',
|
|
get_header_image_tag()
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Prints the markup for a custom header.
|
|
*
|
|
* A container div will always be printed in the Customizer preview.
|
|
*
|
|
* @since 4.7.0
|
|
*/
|
|
function the_custom_header_markup() {
|
|
$custom_header = get_custom_header_markup();
|
|
if ( empty( $custom_header ) ) {
|
|
return;
|
|
}
|
|
|
|
echo $custom_header;
|
|
|
|
if ( is_header_video_active() && ( has_header_video() || is_customize_preview() ) ) {
|
|
wp_enqueue_script( 'wp-custom-header' );
|
|
wp_localize_script( 'wp-custom-header', '_wpCustomHeaderSettings', get_header_video_settings() );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Retrieves background image for custom background.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @return string
|
|
*/
|
|
function get_background_image() {
|
|
return get_theme_mod( 'background_image', get_theme_support( 'custom-background', 'default-image' ) );
|
|
}
|
|
|
|
/**
|
|
* Displays background image path.
|
|
*
|
|
* @since 3.0.0
|
|
*/
|
|
function background_image() {
|
|
echo get_background_image();
|
|
}
|
|
|
|
/**
|
|
* Retrieves value for custom background color.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @return string
|
|
*/
|
|
function get_background_color() {
|
|
return get_theme_mod( 'background_color', get_theme_support( 'custom-background', 'default-color' ) );
|
|
}
|
|
|
|
/**
|
|
* Displays background color value.
|
|
*
|
|
* @since 3.0.0
|
|
*/
|
|
function background_color() {
|
|
echo get_background_color();
|
|
}
|
|
|
|
/**
|
|
* Default custom background callback.
|
|
*
|
|
* @since 3.0.0
|
|
*/
|
|
function _custom_background_cb() {
|
|
// $background is the saved custom image, or the default image.
|
|
$background = set_url_scheme( get_background_image() );
|
|
|
|
// $color is the saved custom color.
|
|
// A default has to be specified in style.css. It will not be printed here.
|
|
$color = get_background_color();
|
|
|
|
if ( get_theme_support( 'custom-background', 'default-color' ) === $color ) {
|
|
$color = false;
|
|
}
|
|
|
|
$type_attr = current_theme_supports( 'html5', 'style' ) ? '' : ' type="text/css"';
|
|
|
|
if ( ! $background && ! $color ) {
|
|
if ( is_customize_preview() ) {
|
|
printf( '<style%s id="custom-background-css"></style>', $type_attr );
|
|
}
|
|
return;
|
|
}
|
|
|
|
$style = $color ? "background-color: #$color;" : '';
|
|
|
|
if ( $background ) {
|
|
$image = ' background-image: url("' . sanitize_url( $background ) . '");';
|
|
|
|
// Background Position.
|
|
$position_x = get_theme_mod( 'background_position_x', get_theme_support( 'custom-background', 'default-position-x' ) );
|
|
$position_y = get_theme_mod( 'background_position_y', get_theme_support( 'custom-background', 'default-position-y' ) );
|
|
|
|
if ( ! in_array( $position_x, array( 'left', 'center', 'right' ), true ) ) {
|
|
$position_x = 'left';
|
|
}
|
|
|
|
if ( ! in_array( $position_y, array( 'top', 'center', 'bottom' ), true ) ) {
|
|
$position_y = 'top';
|
|
}
|
|
|
|
$position = " background-position: $position_x $position_y;";
|
|
|
|
// Background Size.
|
|
$size = get_theme_mod( 'background_size', get_theme_support( 'custom-background', 'default-size' ) );
|
|
|
|
if ( ! in_array( $size, array( 'auto', 'contain', 'cover' ), true ) ) {
|
|
$size = 'auto';
|
|
}
|
|
|
|
$size = " background-size: $size;";
|
|
|
|
// Background Repeat.
|
|
$repeat = get_theme_mod( 'background_repeat', get_theme_support( 'custom-background', 'default-repeat' ) );
|
|
|
|
if ( ! in_array( $repeat, array( 'repeat-x', 'repeat-y', 'repeat', 'no-repeat' ), true ) ) {
|
|
$repeat = 'repeat';
|
|
}
|
|
|
|
$repeat = " background-repeat: $repeat;";
|
|
|
|
// Background Scroll.
|
|
$attachment = get_theme_mod( 'background_attachment', get_theme_support( 'custom-background', 'default-attachment' ) );
|
|
|
|
if ( 'fixed' !== $attachment ) {
|
|
$attachment = 'scroll';
|
|
}
|
|
|
|
$attachment = " background-attachment: $attachment;";
|
|
|
|
$style .= $image . $position . $size . $repeat . $attachment;
|
|
}
|
|
?>
|
|
<style<?php echo $type_attr; ?> id="custom-background-css">
|
|
body.custom-background { <?php echo trim( $style ); ?> }
|
|
</style>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Renders the Custom CSS style element.
|
|
*
|
|
* @since 4.7.0
|
|
*/
|
|
function wp_custom_css_cb() {
|
|
$styles = wp_get_custom_css();
|
|
if ( $styles || is_customize_preview() ) :
|
|
$type_attr = current_theme_supports( 'html5', 'style' ) ? '' : ' type="text/css"';
|
|
?>
|
|
<style<?php echo $type_attr; ?> id="wp-custom-css">
|
|
<?php
|
|
// Note that esc_html() cannot be used because `div > span` is not interpreted properly.
|
|
echo strip_tags( $styles );
|
|
?>
|
|
</style>
|
|
<?php
|
|
endif;
|
|
}
|
|
|
|
/**
|
|
* Fetches the `custom_css` post for a given theme.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param string $stylesheet Optional. A theme object stylesheet name. Defaults to the active theme.
|
|
* @return WP_Post|null The custom_css post or null if none exists.
|
|
*/
|
|
function wp_get_custom_css_post( $stylesheet = '' ) {
|
|
if ( empty( $stylesheet ) ) {
|
|
$stylesheet = get_stylesheet();
|
|
}
|
|
|
|
$custom_css_query_vars = array(
|
|
'post_type' => 'custom_css',
|
|
'post_status' => get_post_stati(),
|
|
'name' => sanitize_title( $stylesheet ),
|
|
'posts_per_page' => 1,
|
|
'no_found_rows' => true,
|
|
'cache_results' => true,
|
|
'update_post_meta_cache' => false,
|
|
'update_post_term_cache' => false,
|
|
'lazy_load_term_meta' => false,
|
|
);
|
|
|
|
$post = null;
|
|
if ( get_stylesheet() === $stylesheet ) {
|
|
$post_id = get_theme_mod( 'custom_css_post_id' );
|
|
|
|
if ( $post_id > 0 && get_post( $post_id ) ) {
|
|
$post = get_post( $post_id );
|
|
}
|
|
|
|
// `-1` indicates no post exists; no query necessary.
|
|
if ( ! $post && -1 !== $post_id ) {
|
|
$query = new WP_Query( $custom_css_query_vars );
|
|
$post = $query->post;
|
|
/*
|
|
* Cache the lookup. See wp_update_custom_css_post().
|
|
* @todo This should get cleared if a custom_css post is added/removed.
|
|
*/
|
|
set_theme_mod( 'custom_css_post_id', $post ? $post->ID : -1 );
|
|
}
|
|
} else {
|
|
$query = new WP_Query( $custom_css_query_vars );
|
|
$post = $query->post;
|
|
}
|
|
|
|
return $post;
|
|
}
|
|
|
|
/**
|
|
* Fetches the saved Custom CSS content for rendering.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param string $stylesheet Optional. A theme object stylesheet name. Defaults to the active theme.
|
|
* @return string The Custom CSS Post content.
|
|
*/
|
|
function wp_get_custom_css( $stylesheet = '' ) {
|
|
$css = '';
|
|
|
|
if ( empty( $stylesheet ) ) {
|
|
$stylesheet = get_stylesheet();
|
|
}
|
|
|
|
$post = wp_get_custom_css_post( $stylesheet );
|
|
if ( $post ) {
|
|
$css = $post->post_content;
|
|
}
|
|
|
|
/**
|
|
* Filters the custom CSS output into the head element.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param string $css CSS pulled in from the Custom CSS post type.
|
|
* @param string $stylesheet The theme stylesheet name.
|
|
*/
|
|
$css = apply_filters( 'wp_get_custom_css', $css, $stylesheet );
|
|
|
|
return $css;
|
|
}
|
|
|
|
/**
|
|
* Updates the `custom_css` post for a given theme.
|
|
*
|
|
* Inserts a `custom_css` post when one doesn't yet exist.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param string $css CSS, stored in `post_content`.
|
|
* @param array $args {
|
|
* Args.
|
|
*
|
|
* @type string $preprocessed Optional. Pre-processed CSS, stored in `post_content_filtered`.
|
|
* Normally empty string.
|
|
* @type string $stylesheet Optional. Stylesheet (child theme) to update.
|
|
* Defaults to active theme/stylesheet.
|
|
* }
|
|
* @return WP_Post|WP_Error Post on success, error on failure.
|
|
*/
|
|
function wp_update_custom_css_post( $css, $args = array() ) {
|
|
$args = wp_parse_args(
|
|
$args,
|
|
array(
|
|
'preprocessed' => '',
|
|
'stylesheet' => get_stylesheet(),
|
|
)
|
|
);
|
|
|
|
$data = array(
|
|
'css' => $css,
|
|
'preprocessed' => $args['preprocessed'],
|
|
);
|
|
|
|
/**
|
|
* Filters the `css` (`post_content`) and `preprocessed` (`post_content_filtered`) args
|
|
* for a `custom_css` post being updated.
|
|
*
|
|
* This filter can be used by plugin that offer CSS pre-processors, to store the original
|
|
* pre-processed CSS in `post_content_filtered` and then store processed CSS in `post_content`.
|
|
* When used in this way, the `post_content_filtered` should be supplied as the setting value
|
|
* instead of `post_content` via a the `customize_value_custom_css` filter, for example:
|
|
*
|
|
* <code>
|
|
* add_filter( 'customize_value_custom_css', function( $value, $setting ) {
|
|
* $post = wp_get_custom_css_post( $setting->stylesheet );
|
|
* if ( $post && ! empty( $post->post_content_filtered ) ) {
|
|
* $css = $post->post_content_filtered;
|
|
* }
|
|
* return $css;
|
|
* }, 10, 2 );
|
|
* </code>
|
|
*
|
|
* @since 4.7.0
|
|
* @param array $data {
|
|
* Custom CSS data.
|
|
*
|
|
* @type string $css CSS stored in `post_content`.
|
|
* @type string $preprocessed Pre-processed CSS stored in `post_content_filtered`.
|
|
* Normally empty string.
|
|
* }
|
|
* @param array $args {
|
|
* The args passed into `wp_update_custom_css_post()` merged with defaults.
|
|
*
|
|
* @type string $css The original CSS passed in to be updated.
|
|
* @type string $preprocessed The original preprocessed CSS passed in to be updated.
|
|
* @type string $stylesheet The stylesheet (theme) being updated.
|
|
* }
|
|
*/
|
|
$data = apply_filters( 'update_custom_css_data', $data, array_merge( $args, compact( 'css' ) ) );
|
|
|
|
$post_data = array(
|
|
'post_title' => $args['stylesheet'],
|
|
'post_name' => sanitize_title( $args['stylesheet'] ),
|
|
'post_type' => 'custom_css',
|
|
'post_status' => 'publish',
|
|
'post_content' => $data['css'],
|
|
'post_content_filtered' => $data['preprocessed'],
|
|
);
|
|
|
|
// Update post if it already exists, otherwise create a new one.
|
|
$post = wp_get_custom_css_post( $args['stylesheet'] );
|
|
if ( $post ) {
|
|
$post_data['ID'] = $post->ID;
|
|
$r = wp_update_post( wp_slash( $post_data ), true );
|
|
} else {
|
|
$r = wp_insert_post( wp_slash( $post_data ), true );
|
|
|
|
if ( ! is_wp_error( $r ) ) {
|
|
if ( get_stylesheet() === $args['stylesheet'] ) {
|
|
set_theme_mod( 'custom_css_post_id', $r );
|
|
}
|
|
|
|
// Trigger creation of a revision. This should be removed once #30854 is resolved.
|
|
$revisions = wp_get_latest_revision_id_and_total_count( $r );
|
|
if ( ! is_wp_error( $revisions ) && 0 === $revisions['count'] ) {
|
|
wp_save_post_revision( $r );
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( is_wp_error( $r ) ) {
|
|
return $r;
|
|
}
|
|
return get_post( $r );
|
|
}
|
|
|
|
/**
|
|
* Adds callback for custom TinyMCE editor stylesheets.
|
|
*
|
|
* The parameter $stylesheet is the name of the stylesheet, relative to
|
|
* the theme root. It also accepts an array of stylesheets.
|
|
* It is optional and defaults to 'editor-style.css'.
|
|
*
|
|
* This function automatically adds another stylesheet with -rtl prefix, e.g. editor-style-rtl.css.
|
|
* If that file doesn't exist, it is removed before adding the stylesheet(s) to TinyMCE.
|
|
* If an array of stylesheets is passed to add_editor_style(),
|
|
* RTL is only added for the first stylesheet.
|
|
*
|
|
* Since version 3.4 the TinyMCE body has .rtl CSS class.
|
|
* It is a better option to use that class and add any RTL styles to the main stylesheet.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @global array $editor_styles
|
|
*
|
|
* @param array|string $stylesheet Optional. Stylesheet name or array thereof, relative to theme root.
|
|
* Defaults to 'editor-style.css'
|
|
*/
|
|
function add_editor_style( $stylesheet = 'editor-style.css' ) {
|
|
global $editor_styles;
|
|
|
|
add_theme_support( 'editor-style' );
|
|
|
|
$editor_styles = (array) $editor_styles;
|
|
$stylesheet = (array) $stylesheet;
|
|
|
|
if ( is_rtl() ) {
|
|
$rtl_stylesheet = str_replace( '.css', '-rtl.css', $stylesheet[0] );
|
|
$stylesheet[] = $rtl_stylesheet;
|
|
}
|
|
|
|
$editor_styles = array_merge( $editor_styles, $stylesheet );
|
|
}
|
|
|
|
/**
|
|
* Removes all visual editor stylesheets.
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @global array $editor_styles
|
|
*
|
|
* @return bool True on success, false if there were no stylesheets to remove.
|
|
*/
|
|
function remove_editor_styles() {
|
|
if ( ! current_theme_supports( 'editor-style' ) ) {
|
|
return false;
|
|
}
|
|
_remove_theme_support( 'editor-style' );
|
|
if ( is_admin() ) {
|
|
$GLOBALS['editor_styles'] = array();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Retrieves any registered editor stylesheet URLs.
|
|
*
|
|
* @since 4.0.0
|
|
*
|
|
* @global array $editor_styles Registered editor stylesheets
|
|
*
|
|
* @return string[] If registered, a list of editor stylesheet URLs.
|
|
*/
|
|
function get_editor_stylesheets() {
|
|
$stylesheets = array();
|
|
// Load editor_style.css if the active theme supports it.
|
|
if ( ! empty( $GLOBALS['editor_styles'] ) && is_array( $GLOBALS['editor_styles'] ) ) {
|
|
$editor_styles = $GLOBALS['editor_styles'];
|
|
|
|
$editor_styles = array_unique( array_filter( $editor_styles ) );
|
|
$style_uri = get_stylesheet_directory_uri();
|
|
$style_dir = get_stylesheet_directory();
|
|
|
|
// Support externally referenced styles (like, say, fonts).
|
|
foreach ( $editor_styles as $key => $file ) {
|
|
if ( preg_match( '~^(https?:)?//~', $file ) ) {
|
|
$stylesheets[] = sanitize_url( $file );
|
|
unset( $editor_styles[ $key ] );
|
|
}
|
|
}
|
|
|
|
// Look in a parent theme first, that way child theme CSS overrides.
|
|
if ( is_child_theme() ) {
|
|
$template_uri = get_template_directory_uri();
|
|
$template_dir = get_template_directory();
|
|
|
|
foreach ( $editor_styles as $key => $file ) {
|
|
if ( $file && file_exists( "$template_dir/$file" ) ) {
|
|
$stylesheets[] = "$template_uri/$file";
|
|
}
|
|
}
|
|
}
|
|
|
|
foreach ( $editor_styles as $file ) {
|
|
if ( $file && file_exists( "$style_dir/$file" ) ) {
|
|
$stylesheets[] = "$style_uri/$file";
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Filters the array of URLs of stylesheets applied to the editor.
|
|
*
|
|
* @since 4.3.0
|
|
*
|
|
* @param string[] $stylesheets Array of URLs of stylesheets to be applied to the editor.
|
|
*/
|
|
return apply_filters( 'editor_stylesheets', $stylesheets );
|
|
}
|
|
|
|
/**
|
|
* Expands a theme's starter content configuration using core-provided data.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @return array Array of starter content.
|
|
*/
|
|
function get_theme_starter_content() {
|
|
$theme_support = get_theme_support( 'starter-content' );
|
|
if ( is_array( $theme_support ) && ! empty( $theme_support[0] ) && is_array( $theme_support[0] ) ) {
|
|
$config = $theme_support[0];
|
|
} else {
|
|
$config = array();
|
|
}
|
|
|
|
$core_content = array(
|
|
'widgets' => array(
|
|
'text_business_info' => array(
|
|
'text',
|
|
array(
|
|
'title' => _x( 'Find Us', 'Theme starter content' ),
|
|
'text' => implode(
|
|
'',
|
|
array(
|
|
'<strong>' . _x( 'Address', 'Theme starter content' ) . "</strong>\n",
|
|
_x( '123 Main Street', 'Theme starter content' ) . "\n",
|
|
_x( 'New York, NY 10001', 'Theme starter content' ) . "\n\n",
|
|
'<strong>' . _x( 'Hours', 'Theme starter content' ) . "</strong>\n",
|
|
_x( 'Monday–Friday: 9:00AM–5:00PM', 'Theme starter content' ) . "\n",
|
|
_x( 'Saturday & Sunday: 11:00AM–3:00PM', 'Theme starter content' ),
|
|
)
|
|
),
|
|
'filter' => true,
|
|
'visual' => true,
|
|
),
|
|
),
|
|
'text_about' => array(
|
|
'text',
|
|
array(
|
|
'title' => _x( 'About This Site', 'Theme starter content' ),
|
|
'text' => _x( 'This may be a good place to introduce yourself and your site or include some credits.', 'Theme starter content' ),
|
|
'filter' => true,
|
|
'visual' => true,
|
|
),
|
|
),
|
|
'archives' => array(
|
|
'archives',
|
|
array(
|
|
'title' => _x( 'Archives', 'Theme starter content' ),
|
|
),
|
|
),
|
|
'calendar' => array(
|
|
'calendar',
|
|
array(
|
|
'title' => _x( 'Calendar', 'Theme starter content' ),
|
|
),
|
|
),
|
|
'categories' => array(
|
|
'categories',
|
|
array(
|
|
'title' => _x( 'Categories', 'Theme starter content' ),
|
|
),
|
|
),
|
|
'meta' => array(
|
|
'meta',
|
|
array(
|
|
'title' => _x( 'Meta', 'Theme starter content' ),
|
|
),
|
|
),
|
|
'recent-comments' => array(
|
|
'recent-comments',
|
|
array(
|
|
'title' => _x( 'Recent Comments', 'Theme starter content' ),
|
|
),
|
|
),
|
|
'recent-posts' => array(
|
|
'recent-posts',
|
|
array(
|
|
'title' => _x( 'Recent Posts', 'Theme starter content' ),
|
|
),
|
|
),
|
|
'search' => array(
|
|
'search',
|
|
array(
|
|
'title' => _x( 'Search', 'Theme starter content' ),
|
|
),
|
|
),
|
|
),
|
|
'nav_menus' => array(
|
|
'link_home' => array(
|
|
'type' => 'custom',
|
|
'title' => _x( 'Home', 'Theme starter content' ),
|
|
'url' => home_url( '/' ),
|
|
),
|
|
'page_home' => array( // Deprecated in favor of 'link_home'.
|
|
'type' => 'post_type',
|
|
'object' => 'page',
|
|
'object_id' => '{{home}}',
|
|
),
|
|
'page_about' => array(
|
|
'type' => 'post_type',
|
|
'object' => 'page',
|
|
'object_id' => '{{about}}',
|
|
),
|
|
'page_blog' => array(
|
|
'type' => 'post_type',
|
|
'object' => 'page',
|
|
'object_id' => '{{blog}}',
|
|
),
|
|
'page_news' => array(
|
|
'type' => 'post_type',
|
|
'object' => 'page',
|
|
'object_id' => '{{news}}',
|
|
),
|
|
'page_contact' => array(
|
|
'type' => 'post_type',
|
|
'object' => 'page',
|
|
'object_id' => '{{contact}}',
|
|
),
|
|
|
|
'link_email' => array(
|
|
'title' => _x( 'Email', 'Theme starter content' ),
|
|
'url' => 'mailto:wordpress@example.com',
|
|
),
|
|
'link_facebook' => array(
|
|
'title' => _x( 'Facebook', 'Theme starter content' ),
|
|
'url' => 'https://www.facebook.com/wordpress',
|
|
),
|
|
'link_foursquare' => array(
|
|
'title' => _x( 'Foursquare', 'Theme starter content' ),
|
|
'url' => 'https://foursquare.com/',
|
|
),
|
|
'link_github' => array(
|
|
'title' => _x( 'GitHub', 'Theme starter content' ),
|
|
'url' => 'https://github.com/wordpress/',
|
|
),
|
|
'link_instagram' => array(
|
|
'title' => _x( 'Instagram', 'Theme starter content' ),
|
|
'url' => 'https://www.instagram.com/explore/tags/wordcamp/',
|
|
),
|
|
'link_linkedin' => array(
|
|
'title' => _x( 'LinkedIn', 'Theme starter content' ),
|
|
'url' => 'https://www.linkedin.com/company/1089783',
|
|
),
|
|
'link_pinterest' => array(
|
|
'title' => _x( 'Pinterest', 'Theme starter content' ),
|
|
'url' => 'https://www.pinterest.com/',
|
|
),
|
|
'link_twitter' => array(
|
|
'title' => _x( 'Twitter', 'Theme starter content' ),
|
|
'url' => 'https://twitter.com/wordpress',
|
|
),
|
|
'link_yelp' => array(
|
|
'title' => _x( 'Yelp', 'Theme starter content' ),
|
|
'url' => 'https://www.yelp.com',
|
|
),
|
|
'link_youtube' => array(
|
|
'title' => _x( 'YouTube', 'Theme starter content' ),
|
|
'url' => 'https://www.youtube.com/channel/UCdof4Ju7amm1chz1gi1T2ZA',
|
|
),
|
|
),
|
|
'posts' => array(
|
|
'home' => array(
|
|
'post_type' => 'page',
|
|
'post_title' => _x( 'Home', 'Theme starter content' ),
|
|
'post_content' => sprintf(
|
|
"<!-- wp:paragraph -->\n<p>%s</p>\n<!-- /wp:paragraph -->",
|
|
_x( 'Welcome to your site! This is your homepage, which is what most visitors will see when they come to your site for the first time.', 'Theme starter content' )
|
|
),
|
|
),
|
|
'about' => array(
|
|
'post_type' => 'page',
|
|
'post_title' => _x( 'About', 'Theme starter content' ),
|
|
'post_content' => sprintf(
|
|
"<!-- wp:paragraph -->\n<p>%s</p>\n<!-- /wp:paragraph -->",
|
|
_x( 'You might be an artist who would like to introduce yourself and your work here or maybe you’re a business with a mission to describe.', 'Theme starter content' )
|
|
),
|
|
),
|
|
'contact' => array(
|
|
'post_type' => 'page',
|
|
'post_title' => _x( 'Contact', 'Theme starter content' ),
|
|
'post_content' => sprintf(
|
|
"<!-- wp:paragraph -->\n<p>%s</p>\n<!-- /wp:paragraph -->",
|
|
_x( 'This is a page with some basic contact information, such as an address and phone number. You might also try a plugin to add a contact form.', 'Theme starter content' )
|
|
),
|
|
),
|
|
'blog' => array(
|
|
'post_type' => 'page',
|
|
'post_title' => _x( 'Blog', 'Theme starter content' ),
|
|
),
|
|
'news' => array(
|
|
'post_type' => 'page',
|
|
'post_title' => _x( 'News', 'Theme starter content' ),
|
|
),
|
|
|
|
'homepage-section' => array(
|
|
'post_type' => 'page',
|
|
'post_title' => _x( 'A homepage section', 'Theme starter content' ),
|
|
'post_content' => sprintf(
|
|
"<!-- wp:paragraph -->\n<p>%s</p>\n<!-- /wp:paragraph -->",
|
|
_x( 'This is an example of a homepage section. Homepage sections can be any page other than the homepage itself, including the page that shows your latest blog posts.', 'Theme starter content' )
|
|
),
|
|
),
|
|
),
|
|
);
|
|
|
|
$content = array();
|
|
|
|
foreach ( $config as $type => $args ) {
|
|
switch ( $type ) {
|
|
// Use options and theme_mods as-is.
|
|
case 'options':
|
|
case 'theme_mods':
|
|
$content[ $type ] = $config[ $type ];
|
|
break;
|
|
|
|
// Widgets are grouped into sidebars.
|
|
case 'widgets':
|
|
foreach ( $config[ $type ] as $sidebar_id => $widgets ) {
|
|
foreach ( $widgets as $id => $widget ) {
|
|
if ( is_array( $widget ) ) {
|
|
|
|
// Item extends core content.
|
|
if ( ! empty( $core_content[ $type ][ $id ] ) ) {
|
|
$widget = array(
|
|
$core_content[ $type ][ $id ][0],
|
|
array_merge( $core_content[ $type ][ $id ][1], $widget ),
|
|
);
|
|
}
|
|
|
|
$content[ $type ][ $sidebar_id ][] = $widget;
|
|
} elseif ( is_string( $widget )
|
|
&& ! empty( $core_content[ $type ] )
|
|
&& ! empty( $core_content[ $type ][ $widget ] )
|
|
) {
|
|
$content[ $type ][ $sidebar_id ][] = $core_content[ $type ][ $widget ];
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
// And nav menu items are grouped into nav menus.
|
|
case 'nav_menus':
|
|
foreach ( $config[ $type ] as $nav_menu_location => $nav_menu ) {
|
|
|
|
// Ensure nav menus get a name.
|
|
if ( empty( $nav_menu['name'] ) ) {
|
|
$nav_menu['name'] = $nav_menu_location;
|
|
}
|
|
|
|
$content[ $type ][ $nav_menu_location ]['name'] = $nav_menu['name'];
|
|
|
|
foreach ( $nav_menu['items'] as $id => $nav_menu_item ) {
|
|
if ( is_array( $nav_menu_item ) ) {
|
|
|
|
// Item extends core content.
|
|
if ( ! empty( $core_content[ $type ][ $id ] ) ) {
|
|
$nav_menu_item = array_merge( $core_content[ $type ][ $id ], $nav_menu_item );
|
|
}
|
|
|
|
$content[ $type ][ $nav_menu_location ]['items'][] = $nav_menu_item;
|
|
} elseif ( is_string( $nav_menu_item )
|
|
&& ! empty( $core_content[ $type ] )
|
|
&& ! empty( $core_content[ $type ][ $nav_menu_item ] )
|
|
) {
|
|
$content[ $type ][ $nav_menu_location ]['items'][] = $core_content[ $type ][ $nav_menu_item ];
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
// Attachments are posts but have special treatment.
|
|
case 'attachments':
|
|
foreach ( $config[ $type ] as $id => $item ) {
|
|
if ( ! empty( $item['file'] ) ) {
|
|
$content[ $type ][ $id ] = $item;
|
|
}
|
|
}
|
|
break;
|
|
|
|
// All that's left now are posts (besides attachments).
|
|
// Not a default case for the sake of clarity and future work.
|
|
case 'posts':
|
|
foreach ( $config[ $type ] as $id => $item ) {
|
|
if ( is_array( $item ) ) {
|
|
|
|
// Item extends core content.
|
|
if ( ! empty( $core_content[ $type ][ $id ] ) ) {
|
|
$item = array_merge( $core_content[ $type ][ $id ], $item );
|
|
}
|
|
|
|
// Enforce a subset of fields.
|
|
$content[ $type ][ $id ] = wp_array_slice_assoc(
|
|
$item,
|
|
array(
|
|
'post_type',
|
|
'post_title',
|
|
'post_excerpt',
|
|
'post_name',
|
|
'post_content',
|
|
'menu_order',
|
|
'comment_status',
|
|
'thumbnail',
|
|
'template',
|
|
)
|
|
);
|
|
} elseif ( is_string( $item ) && ! empty( $core_content[ $type ][ $item ] ) ) {
|
|
$content[ $type ][ $item ] = $core_content[ $type ][ $item ];
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Filters the expanded array of starter content.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param array $content Array of starter content.
|
|
* @param array $config Array of theme-specific starter content configuration.
|
|
*/
|
|
return apply_filters( 'get_theme_starter_content', $content, $config );
|
|
}
|
|
|
|
/**
|
|
* Registers theme support for a given feature.
|
|
*
|
|
* Must be called in the theme's functions.php file to work.
|
|
* If attached to a hook, it must be {@see 'after_setup_theme'}.
|
|
* The {@see 'init'} hook may be too late for some features.
|
|
*
|
|
* Example usage:
|
|
*
|
|
* add_theme_support( 'title-tag' );
|
|
* add_theme_support( 'custom-logo', array(
|
|
* 'height' => 480,
|
|
* 'width' => 720,
|
|
* ) );
|
|
*
|
|
* @since 2.9.0
|
|
* @since 3.4.0 The `custom-header-uploads` feature was deprecated.
|
|
* @since 3.6.0 The `html5` feature was added.
|
|
* @since 3.6.1 The `html5` feature requires an array of types to be passed. Defaults to
|
|
* 'comment-list', 'comment-form', 'search-form' for backward compatibility.
|
|
* @since 3.9.0 The `html5` feature now also accepts 'gallery' and 'caption'.
|
|
* @since 4.1.0 The `title-tag` feature was added.
|
|
* @since 4.5.0 The `customize-selective-refresh-widgets` feature was added.
|
|
* @since 4.7.0 The `starter-content` feature was added.
|
|
* @since 5.0.0 The `responsive-embeds`, `align-wide`, `dark-editor-style`, `disable-custom-colors`,
|
|
* `disable-custom-font-sizes`, `editor-color-palette`, `editor-font-sizes`,
|
|
* `editor-styles`, and `wp-block-styles` features were added.
|
|
* @since 5.3.0 The `html5` feature now also accepts 'script' and 'style'.
|
|
* @since 5.3.0 Formalized the existing and already documented `...$args` parameter
|
|
* by adding it to the function signature.
|
|
* @since 5.5.0 The `core-block-patterns` feature was added and is enabled by default.
|
|
* @since 5.5.0 The `custom-logo` feature now also accepts 'unlink-homepage-logo'.
|
|
* @since 5.6.0 The `post-formats` feature warns if no array is passed as the second parameter.
|
|
* @since 5.8.0 The `widgets-block-editor` feature enables the Widgets block editor.
|
|
* @since 6.0.0 The `html5` feature warns if no array is passed as the second parameter.
|
|
*
|
|
* @global array $_wp_theme_features
|
|
*
|
|
* @param string $feature The feature being added. Likely core values include:
|
|
* - 'admin-bar'
|
|
* - 'align-wide'
|
|
* - 'automatic-feed-links'
|
|
* - 'core-block-patterns'
|
|
* - 'custom-background'
|
|
* - 'custom-header'
|
|
* - 'custom-line-height'
|
|
* - 'custom-logo'
|
|
* - 'customize-selective-refresh-widgets'
|
|
* - 'custom-spacing'
|
|
* - 'custom-units'
|
|
* - 'dark-editor-style'
|
|
* - 'disable-custom-colors'
|
|
* - 'disable-custom-font-sizes'
|
|
* - 'editor-color-palette'
|
|
* - 'editor-gradient-presets'
|
|
* - 'editor-font-sizes'
|
|
* - 'editor-styles'
|
|
* - 'featured-content'
|
|
* - 'html5'
|
|
* - 'menus'
|
|
* - 'post-formats'
|
|
* - 'post-thumbnails'
|
|
* - 'responsive-embeds'
|
|
* - 'starter-content'
|
|
* - 'title-tag'
|
|
* - 'wp-block-styles'
|
|
* - 'widgets'
|
|
* - 'widgets-block-editor'
|
|
* @param mixed ...$args Optional extra arguments to pass along with certain features.
|
|
* @return void|false Void on success, false on failure.
|
|
*/
|
|
function add_theme_support( $feature, ...$args ) {
|
|
global $_wp_theme_features;
|
|
|
|
if ( ! $args ) {
|
|
$args = true;
|
|
}
|
|
|
|
switch ( $feature ) {
|
|
case 'post-thumbnails':
|
|
// All post types are already supported.
|
|
if ( true === get_theme_support( 'post-thumbnails' ) ) {
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Merge post types with any that already declared their support
|
|
* for post thumbnails.
|
|
*/
|
|
if ( isset( $args[0] ) && is_array( $args[0] ) && isset( $_wp_theme_features['post-thumbnails'] ) ) {
|
|
$args[0] = array_unique( array_merge( $_wp_theme_features['post-thumbnails'][0], $args[0] ) );
|
|
}
|
|
|
|
break;
|
|
|
|
case 'post-formats':
|
|
if ( isset( $args[0] ) && is_array( $args[0] ) ) {
|
|
$post_formats = get_post_format_slugs();
|
|
unset( $post_formats['standard'] );
|
|
|
|
$args[0] = array_intersect( $args[0], array_keys( $post_formats ) );
|
|
} else {
|
|
_doing_it_wrong(
|
|
"add_theme_support( 'post-formats' )",
|
|
__( 'You need to pass an array of post formats.' ),
|
|
'5.6.0'
|
|
);
|
|
return false;
|
|
}
|
|
break;
|
|
|
|
case 'html5':
|
|
// You can't just pass 'html5', you need to pass an array of types.
|
|
if ( empty( $args[0] ) || ! is_array( $args[0] ) ) {
|
|
_doing_it_wrong(
|
|
"add_theme_support( 'html5' )",
|
|
__( 'You need to pass an array of types.' ),
|
|
'3.6.1'
|
|
);
|
|
|
|
if ( ! empty( $args[0] ) && ! is_array( $args[0] ) ) {
|
|
return false;
|
|
}
|
|
|
|
// Build an array of types for back-compat.
|
|
$args = array( 0 => array( 'comment-list', 'comment-form', 'search-form' ) );
|
|
}
|
|
|
|
// Calling 'html5' again merges, rather than overwrites.
|
|
if ( isset( $_wp_theme_features['html5'] ) ) {
|
|
$args[0] = array_merge( $_wp_theme_features['html5'][0], $args[0] );
|
|
}
|
|
break;
|
|
|
|
case 'custom-logo':
|
|
if ( true === $args ) {
|
|
$args = array( 0 => array() );
|
|
}
|
|
$defaults = array(
|
|
'width' => null,
|
|
'height' => null,
|
|
'flex-width' => false,
|
|
'flex-height' => false,
|
|
'header-text' => '',
|
|
'unlink-homepage-logo' => false,
|
|
);
|
|
$args[0] = wp_parse_args( array_intersect_key( $args[0], $defaults ), $defaults );
|
|
|
|
// Allow full flexibility if no size is specified.
|
|
if ( is_null( $args[0]['width'] ) && is_null( $args[0]['height'] ) ) {
|
|
$args[0]['flex-width'] = true;
|
|
$args[0]['flex-height'] = true;
|
|
}
|
|
break;
|
|
|
|
case 'custom-header-uploads':
|
|
return add_theme_support( 'custom-header', array( 'uploads' => true ) );
|
|
|
|
case 'custom-header':
|
|
if ( true === $args ) {
|
|
$args = array( 0 => array() );
|
|
}
|
|
|
|
$defaults = array(
|
|
'default-image' => '',
|
|
'random-default' => false,
|
|
'width' => 0,
|
|
'height' => 0,
|
|
'flex-height' => false,
|
|
'flex-width' => false,
|
|
'default-text-color' => '',
|
|
'header-text' => true,
|
|
'uploads' => true,
|
|
'wp-head-callback' => '',
|
|
'admin-head-callback' => '',
|
|
'admin-preview-callback' => '',
|
|
'video' => false,
|
|
'video-active-callback' => 'is_front_page',
|
|
);
|
|
|
|
$jit = isset( $args[0]['__jit'] );
|
|
unset( $args[0]['__jit'] );
|
|
|
|
// Merge in data from previous add_theme_support() calls.
|
|
// The first value registered wins. (A child theme is set up first.)
|
|
if ( isset( $_wp_theme_features['custom-header'] ) ) {
|
|
$args[0] = wp_parse_args( $_wp_theme_features['custom-header'][0], $args[0] );
|
|
}
|
|
|
|
// Load in the defaults at the end, as we need to insure first one wins.
|
|
// This will cause all constants to be defined, as each arg will then be set to the default.
|
|
if ( $jit ) {
|
|
$args[0] = wp_parse_args( $args[0], $defaults );
|
|
}
|
|
|
|
/*
|
|
* If a constant was defined, use that value. Otherwise, define the constant to ensure
|
|
* the constant is always accurate (and is not defined later, overriding our value).
|
|
* As stated above, the first value wins.
|
|
* Once we get to wp_loaded (just-in-time), define any constants we haven't already.
|
|
* Constants are lame. Don't reference them. This is just for backward compatibility.
|
|
*/
|
|
|
|
if ( defined( 'NO_HEADER_TEXT' ) ) {
|
|
$args[0]['header-text'] = ! NO_HEADER_TEXT;
|
|
} elseif ( isset( $args[0]['header-text'] ) ) {
|
|
define( 'NO_HEADER_TEXT', empty( $args[0]['header-text'] ) );
|
|
}
|
|
|
|
if ( defined( 'HEADER_IMAGE_WIDTH' ) ) {
|
|
$args[0]['width'] = (int) HEADER_IMAGE_WIDTH;
|
|
} elseif ( isset( $args[0]['width'] ) ) {
|
|
define( 'HEADER_IMAGE_WIDTH', (int) $args[0]['width'] );
|
|
}
|
|
|
|
if ( defined( 'HEADER_IMAGE_HEIGHT' ) ) {
|
|
$args[0]['height'] = (int) HEADER_IMAGE_HEIGHT;
|
|
} elseif ( isset( $args[0]['height'] ) ) {
|
|
define( 'HEADER_IMAGE_HEIGHT', (int) $args[0]['height'] );
|
|
}
|
|
|
|
if ( defined( 'HEADER_TEXTCOLOR' ) ) {
|
|
$args[0]['default-text-color'] = HEADER_TEXTCOLOR;
|
|
} elseif ( isset( $args[0]['default-text-color'] ) ) {
|
|
define( 'HEADER_TEXTCOLOR', $args[0]['default-text-color'] );
|
|
}
|
|
|
|
if ( defined( 'HEADER_IMAGE' ) ) {
|
|
$args[0]['default-image'] = HEADER_IMAGE;
|
|
} elseif ( isset( $args[0]['default-image'] ) ) {
|
|
define( 'HEADER_IMAGE', $args[0]['default-image'] );
|
|
}
|
|
|
|
if ( $jit && ! empty( $args[0]['default-image'] ) ) {
|
|
$args[0]['random-default'] = false;
|
|
}
|
|
|
|
// If headers are supported, and we still don't have a defined width or height,
|
|
// we have implicit flex sizes.
|
|
if ( $jit ) {
|
|
if ( empty( $args[0]['width'] ) && empty( $args[0]['flex-width'] ) ) {
|
|
$args[0]['flex-width'] = true;
|
|
}
|
|
if ( empty( $args[0]['height'] ) && empty( $args[0]['flex-height'] ) ) {
|
|
$args[0]['flex-height'] = true;
|
|
}
|
|
}
|
|
|
|
break;
|
|
|
|
case 'custom-background':
|
|
if ( true === $args ) {
|
|
$args = array( 0 => array() );
|
|
}
|
|
|
|
$defaults = array(
|
|
'default-image' => '',
|
|
'default-preset' => 'default',
|
|
'default-position-x' => 'left',
|
|
'default-position-y' => 'top',
|
|
'default-size' => 'auto',
|
|
'default-repeat' => 'repeat',
|
|
'default-attachment' => 'scroll',
|
|
'default-color' => '',
|
|
'wp-head-callback' => '_custom_background_cb',
|
|
'admin-head-callback' => '',
|
|
'admin-preview-callback' => '',
|
|
);
|
|
|
|
$jit = isset( $args[0]['__jit'] );
|
|
unset( $args[0]['__jit'] );
|
|
|
|
// Merge in data from previous add_theme_support() calls. The first value registered wins.
|
|
if ( isset( $_wp_theme_features['custom-background'] ) ) {
|
|
$args[0] = wp_parse_args( $_wp_theme_features['custom-background'][0], $args[0] );
|
|
}
|
|
|
|
if ( $jit ) {
|
|
$args[0] = wp_parse_args( $args[0], $defaults );
|
|
}
|
|
|
|
if ( defined( 'BACKGROUND_COLOR' ) ) {
|
|
$args[0]['default-color'] = BACKGROUND_COLOR;
|
|
} elseif ( isset( $args[0]['default-color'] ) || $jit ) {
|
|
define( 'BACKGROUND_COLOR', $args[0]['default-color'] );
|
|
}
|
|
|
|
if ( defined( 'BACKGROUND_IMAGE' ) ) {
|
|
$args[0]['default-image'] = BACKGROUND_IMAGE;
|
|
} elseif ( isset( $args[0]['default-image'] ) || $jit ) {
|
|
define( 'BACKGROUND_IMAGE', $args[0]['default-image'] );
|
|
}
|
|
|
|
break;
|
|
|
|
// Ensure that 'title-tag' is accessible in the admin.
|
|
case 'title-tag':
|
|
// Can be called in functions.php but must happen before wp_loaded, i.e. not in header.php.
|
|
if ( did_action( 'wp_loaded' ) ) {
|
|
_doing_it_wrong(
|
|
"add_theme_support( 'title-tag' )",
|
|
sprintf(
|
|
/* translators: 1: title-tag, 2: wp_loaded */
|
|
__( 'Theme support for %1$s should be registered before the %2$s hook.' ),
|
|
'<code>title-tag</code>',
|
|
'<code>wp_loaded</code>'
|
|
),
|
|
'4.1.0'
|
|
);
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
$_wp_theme_features[ $feature ] = $args;
|
|
}
|
|
|
|
/**
|
|
* Registers the internal custom header and background routines.
|
|
*
|
|
* @since 3.4.0
|
|
* @access private
|
|
*
|
|
* @global Custom_Image_Header $custom_image_header
|
|
* @global Custom_Background $custom_background
|
|
*/
|
|
function _custom_header_background_just_in_time() {
|
|
global $custom_image_header, $custom_background;
|
|
|
|
if ( current_theme_supports( 'custom-header' ) ) {
|
|
// In case any constants were defined after an add_custom_image_header() call, re-run.
|
|
add_theme_support( 'custom-header', array( '__jit' => true ) );
|
|
|
|
$args = get_theme_support( 'custom-header' );
|
|
if ( $args[0]['wp-head-callback'] ) {
|
|
add_action( 'wp_head', $args[0]['wp-head-callback'] );
|
|
}
|
|
|
|
if ( is_admin() ) {
|
|
require_once ABSPATH . 'wp-admin/includes/class-custom-image-header.php';
|
|
$custom_image_header = new Custom_Image_Header( $args[0]['admin-head-callback'], $args[0]['admin-preview-callback'] );
|
|
}
|
|
}
|
|
|
|
if ( current_theme_supports( 'custom-background' ) ) {
|
|
// In case any constants were defined after an add_custom_background() call, re-run.
|
|
add_theme_support( 'custom-background', array( '__jit' => true ) );
|
|
|
|
$args = get_theme_support( 'custom-background' );
|
|
add_action( 'wp_head', $args[0]['wp-head-callback'] );
|
|
|
|
if ( is_admin() ) {
|
|
require_once ABSPATH . 'wp-admin/includes/class-custom-background.php';
|
|
$custom_background = new Custom_Background( $args[0]['admin-head-callback'], $args[0]['admin-preview-callback'] );
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds CSS to hide header text for custom logo, based on Customizer setting.
|
|
*
|
|
* @since 4.5.0
|
|
* @access private
|
|
*/
|
|
function _custom_logo_header_styles() {
|
|
if ( ! current_theme_supports( 'custom-header', 'header-text' )
|
|
&& get_theme_support( 'custom-logo', 'header-text' )
|
|
&& ! get_theme_mod( 'header_text', true )
|
|
) {
|
|
$classes = (array) get_theme_support( 'custom-logo', 'header-text' );
|
|
$classes = array_map( 'sanitize_html_class', $classes );
|
|
$classes = '.' . implode( ', .', $classes );
|
|
|
|
$type_attr = current_theme_supports( 'html5', 'style' ) ? '' : ' type="text/css"';
|
|
?>
|
|
<!-- Custom Logo: hide header text -->
|
|
<style id="custom-logo-css"<?php echo $type_attr; ?>>
|
|
<?php echo $classes; ?> {
|
|
position: absolute;
|
|
clip: rect(1px, 1px, 1px, 1px);
|
|
}
|
|
</style>
|
|
<?php
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the theme support arguments passed when registering that support.
|
|
*
|
|
* Example usage:
|
|
*
|
|
* get_theme_support( 'custom-logo' );
|
|
* get_theme_support( 'custom-header', 'width' );
|
|
*
|
|
* @since 3.1.0
|
|
* @since 5.3.0 Formalized the existing and already documented `...$args` parameter
|
|
* by adding it to the function signature.
|
|
*
|
|
* @global array $_wp_theme_features
|
|
*
|
|
* @param string $feature The feature to check. See add_theme_support() for the list
|
|
* of possible values.
|
|
* @param mixed ...$args Optional extra arguments to be checked against certain features.
|
|
* @return mixed The array of extra arguments or the value for the registered feature.
|
|
*/
|
|
function get_theme_support( $feature, ...$args ) {
|
|
global $_wp_theme_features;
|
|
|
|
if ( ! isset( $_wp_theme_features[ $feature ] ) ) {
|
|
return false;
|
|
}
|
|
|
|
if ( ! $args ) {
|
|
return $_wp_theme_features[ $feature ];
|
|
}
|
|
|
|
switch ( $feature ) {
|
|
case 'custom-logo':
|
|
case 'custom-header':
|
|
case 'custom-background':
|
|
if ( isset( $_wp_theme_features[ $feature ][0][ $args[0] ] ) ) {
|
|
return $_wp_theme_features[ $feature ][0][ $args[0] ];
|
|
}
|
|
return false;
|
|
|
|
default:
|
|
return $_wp_theme_features[ $feature ];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Allows a theme to de-register its support of a certain feature
|
|
*
|
|
* Should be called in the theme's functions.php file. Generally would
|
|
* be used for child themes to override support from the parent theme.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @see add_theme_support()
|
|
*
|
|
* @param string $feature The feature being removed. See add_theme_support() for the list
|
|
* of possible values.
|
|
* @return bool|void Whether feature was removed.
|
|
*/
|
|
function remove_theme_support( $feature ) {
|
|
// Do not remove internal registrations that are not used directly by themes.
|
|
if ( in_array( $feature, array( 'editor-style', 'widgets', 'menus' ), true ) ) {
|
|
return false;
|
|
}
|
|
|
|
return _remove_theme_support( $feature );
|
|
}
|
|
|
|
/**
|
|
* Do not use. Removes theme support internally without knowledge of those not used
|
|
* by themes directly.
|
|
*
|
|
* @access private
|
|
* @since 3.1.0
|
|
* @global array $_wp_theme_features
|
|
* @global Custom_Image_Header $custom_image_header
|
|
* @global Custom_Background $custom_background
|
|
*
|
|
* @param string $feature The feature being removed. See add_theme_support() for the list
|
|
* of possible values.
|
|
* @return bool True if support was removed, false if the feature was not registered.
|
|
*/
|
|
function _remove_theme_support( $feature ) {
|
|
global $_wp_theme_features;
|
|
|
|
switch ( $feature ) {
|
|
case 'custom-header-uploads':
|
|
if ( ! isset( $_wp_theme_features['custom-header'] ) ) {
|
|
return false;
|
|
}
|
|
add_theme_support( 'custom-header', array( 'uploads' => false ) );
|
|
return; // Do not continue - custom-header-uploads no longer exists.
|
|
}
|
|
|
|
if ( ! isset( $_wp_theme_features[ $feature ] ) ) {
|
|
return false;
|
|
}
|
|
|
|
switch ( $feature ) {
|
|
case 'custom-header':
|
|
if ( ! did_action( 'wp_loaded' ) ) {
|
|
break;
|
|
}
|
|
$support = get_theme_support( 'custom-header' );
|
|
if ( isset( $support[0]['wp-head-callback'] ) ) {
|
|
remove_action( 'wp_head', $support[0]['wp-head-callback'] );
|
|
}
|
|
if ( isset( $GLOBALS['custom_image_header'] ) ) {
|
|
remove_action( 'admin_menu', array( $GLOBALS['custom_image_header'], 'init' ) );
|
|
unset( $GLOBALS['custom_image_header'] );
|
|
}
|
|
break;
|
|
|
|
case 'custom-background':
|
|
if ( ! did_action( 'wp_loaded' ) ) {
|
|
break;
|
|
}
|
|
$support = get_theme_support( 'custom-background' );
|
|
if ( isset( $support[0]['wp-head-callback'] ) ) {
|
|
remove_action( 'wp_head', $support[0]['wp-head-callback'] );
|
|
}
|
|
remove_action( 'admin_menu', array( $GLOBALS['custom_background'], 'init' ) );
|
|
unset( $GLOBALS['custom_background'] );
|
|
break;
|
|
}
|
|
|
|
unset( $_wp_theme_features[ $feature ] );
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Checks a theme's support for a given feature.
|
|
*
|
|
* Example usage:
|
|
*
|
|
* current_theme_supports( 'custom-logo' );
|
|
* current_theme_supports( 'html5', 'comment-form' );
|
|
*
|
|
* @since 2.9.0
|
|
* @since 5.3.0 Formalized the existing and already documented `...$args` parameter
|
|
* by adding it to the function signature.
|
|
*
|
|
* @global array $_wp_theme_features
|
|
*
|
|
* @param string $feature The feature being checked. See add_theme_support() for the list
|
|
* of possible values.
|
|
* @param mixed ...$args Optional extra arguments to be checked against certain features.
|
|
* @return bool True if the active theme supports the feature, false otherwise.
|
|
*/
|
|
function current_theme_supports( $feature, ...$args ) {
|
|
global $_wp_theme_features;
|
|
|
|
if ( 'custom-header-uploads' === $feature ) {
|
|
return current_theme_supports( 'custom-header', 'uploads' );
|
|
}
|
|
|
|
if ( ! isset( $_wp_theme_features[ $feature ] ) ) {
|
|
return false;
|
|
}
|
|
|
|
// If no args passed then no extra checks need to be performed.
|
|
if ( ! $args ) {
|
|
/** This filter is documented in wp-includes/theme.php */
|
|
return apply_filters( "current_theme_supports-{$feature}", true, $args, $_wp_theme_features[ $feature ] ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
|
|
}
|
|
|
|
switch ( $feature ) {
|
|
case 'post-thumbnails':
|
|
/*
|
|
* post-thumbnails can be registered for only certain content/post types
|
|
* by passing an array of types to add_theme_support().
|
|
* If no array was passed, then any type is accepted.
|
|
*/
|
|
if ( true === $_wp_theme_features[ $feature ] ) { // Registered for all types.
|
|
return true;
|
|
}
|
|
$content_type = $args[0];
|
|
return in_array( $content_type, $_wp_theme_features[ $feature ][0], true );
|
|
|
|
case 'html5':
|
|
case 'post-formats':
|
|
/*
|
|
* Specific post formats can be registered by passing an array of types
|
|
* to add_theme_support().
|
|
*
|
|
* Specific areas of HTML5 support *must* be passed via an array to add_theme_support().
|
|
*/
|
|
$type = $args[0];
|
|
return in_array( $type, $_wp_theme_features[ $feature ][0], true );
|
|
|
|
case 'custom-logo':
|
|
case 'custom-header':
|
|
case 'custom-background':
|
|
// Specific capabilities can be registered by passing an array to add_theme_support().
|
|
return ( isset( $_wp_theme_features[ $feature ][0][ $args[0] ] ) && $_wp_theme_features[ $feature ][0][ $args[0] ] );
|
|
}
|
|
|
|
/**
|
|
* Filters whether the active theme supports a specific feature.
|
|
*
|
|
* The dynamic portion of the hook name, `$feature`, refers to the specific
|
|
* theme feature. See add_theme_support() for the list of possible values.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param bool $supports Whether the active theme supports the given feature. Default true.
|
|
* @param array $args Array of arguments for the feature.
|
|
* @param string $feature The theme feature.
|
|
*/
|
|
return apply_filters( "current_theme_supports-{$feature}", true, $args, $_wp_theme_features[ $feature ] ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
|
|
}
|
|
|
|
/**
|
|
* Checks a theme's support for a given feature before loading the functions which implement it.
|
|
*
|
|
* @since 2.9.0
|
|
*
|
|
* @param string $feature The feature being checked. See add_theme_support() for the list
|
|
* of possible values.
|
|
* @param string $include Path to the file.
|
|
* @return bool True if the active theme supports the supplied feature, false otherwise.
|
|
*/
|
|
function require_if_theme_supports( $feature, $include ) {
|
|
if ( current_theme_supports( $feature ) ) {
|
|
require $include;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Registers a theme feature for use in add_theme_support().
|
|
*
|
|
* This does not indicate that the active theme supports the feature, it only describes
|
|
* the feature's supported options.
|
|
*
|
|
* @since 5.5.0
|
|
*
|
|
* @see add_theme_support()
|
|
*
|
|
* @global array $_wp_registered_theme_features
|
|
*
|
|
* @param string $feature The name uniquely identifying the feature. See add_theme_support()
|
|
* for the list of possible values.
|
|
* @param array $args {
|
|
* Data used to describe the theme.
|
|
*
|
|
* @type string $type The type of data associated with this feature.
|
|
* Valid values are 'string', 'boolean', 'integer',
|
|
* 'number', 'array', and 'object'. Defaults to 'boolean'.
|
|
* @type bool $variadic Does this feature utilize the variadic support
|
|
* of add_theme_support(), or are all arguments specified
|
|
* as the second parameter. Must be used with the "array" type.
|
|
* @type string $description A short description of the feature. Included in
|
|
* the Themes REST API schema. Intended for developers.
|
|
* @type bool|array $show_in_rest {
|
|
* Whether this feature should be included in the Themes REST API endpoint.
|
|
* Defaults to not being included. When registering an 'array' or 'object' type,
|
|
* this argument must be an array with the 'schema' key.
|
|
*
|
|
* @type array $schema Specifies the JSON Schema definition describing
|
|
* the feature. If any objects in the schema do not include
|
|
* the 'additionalProperties' keyword, it is set to false.
|
|
* @type string $name An alternate name to be used as the property name
|
|
* in the REST API.
|
|
* @type callable $prepare_callback A function used to format the theme support in the REST API.
|
|
* Receives the raw theme support value.
|
|
* }
|
|
* }
|
|
* @return true|WP_Error True if the theme feature was successfully registered, a WP_Error object if not.
|
|
*/
|
|
function register_theme_feature( $feature, $args = array() ) {
|
|
global $_wp_registered_theme_features;
|
|
|
|
if ( ! is_array( $_wp_registered_theme_features ) ) {
|
|
$_wp_registered_theme_features = array();
|
|
}
|
|
|
|
$defaults = array(
|
|
'type' => 'boolean',
|
|
'variadic' => false,
|
|
'description' => '',
|
|
'show_in_rest' => false,
|
|
);
|
|
|
|
$args = wp_parse_args( $args, $defaults );
|
|
|
|
if ( true === $args['show_in_rest'] ) {
|
|
$args['show_in_rest'] = array();
|
|
}
|
|
|
|
if ( is_array( $args['show_in_rest'] ) ) {
|
|
$args['show_in_rest'] = wp_parse_args(
|
|
$args['show_in_rest'],
|
|
array(
|
|
'schema' => array(),
|
|
'name' => $feature,
|
|
'prepare_callback' => null,
|
|
)
|
|
);
|
|
}
|
|
|
|
if ( ! in_array( $args['type'], array( 'string', 'boolean', 'integer', 'number', 'array', 'object' ), true ) ) {
|
|
return new WP_Error(
|
|
'invalid_type',
|
|
__( 'The feature "type" is not valid JSON Schema type.' )
|
|
);
|
|
}
|
|
|
|
if ( true === $args['variadic'] && 'array' !== $args['type'] ) {
|
|
return new WP_Error(
|
|
'variadic_must_be_array',
|
|
__( 'When registering a "variadic" theme feature, the "type" must be an "array".' )
|
|
);
|
|
}
|
|
|
|
if ( false !== $args['show_in_rest'] && in_array( $args['type'], array( 'array', 'object' ), true ) ) {
|
|
if ( ! is_array( $args['show_in_rest'] ) || empty( $args['show_in_rest']['schema'] ) ) {
|
|
return new WP_Error(
|
|
'missing_schema',
|
|
__( 'When registering an "array" or "object" feature to show in the REST API, the feature\'s schema must also be defined.' )
|
|
);
|
|
}
|
|
|
|
if ( 'array' === $args['type'] && ! isset( $args['show_in_rest']['schema']['items'] ) ) {
|
|
return new WP_Error(
|
|
'missing_schema_items',
|
|
__( 'When registering an "array" feature, the feature\'s schema must include the "items" keyword.' )
|
|
);
|
|
}
|
|
|
|
if ( 'object' === $args['type'] && ! isset( $args['show_in_rest']['schema']['properties'] ) ) {
|
|
return new WP_Error(
|
|
'missing_schema_properties',
|
|
__( 'When registering an "object" feature, the feature\'s schema must include the "properties" keyword.' )
|
|
);
|
|
}
|
|
}
|
|
|
|
if ( is_array( $args['show_in_rest'] ) ) {
|
|
if ( isset( $args['show_in_rest']['prepare_callback'] )
|
|
&& ! is_callable( $args['show_in_rest']['prepare_callback'] )
|
|
) {
|
|
return new WP_Error(
|
|
'invalid_rest_prepare_callback',
|
|
sprintf(
|
|
/* translators: %s: prepare_callback */
|
|
__( 'The "%s" must be a callable function.' ),
|
|
'prepare_callback'
|
|
)
|
|
);
|
|
}
|
|
|
|
$args['show_in_rest']['schema'] = wp_parse_args(
|
|
$args['show_in_rest']['schema'],
|
|
array(
|
|
'description' => $args['description'],
|
|
'type' => $args['type'],
|
|
'default' => false,
|
|
)
|
|
);
|
|
|
|
if ( is_bool( $args['show_in_rest']['schema']['default'] )
|
|
&& ! in_array( 'boolean', (array) $args['show_in_rest']['schema']['type'], true )
|
|
) {
|
|
// Automatically include the "boolean" type when the default value is a boolean.
|
|
$args['show_in_rest']['schema']['type'] = (array) $args['show_in_rest']['schema']['type'];
|
|
array_unshift( $args['show_in_rest']['schema']['type'], 'boolean' );
|
|
}
|
|
|
|
$args['show_in_rest']['schema'] = rest_default_additional_properties_to_false( $args['show_in_rest']['schema'] );
|
|
}
|
|
|
|
$_wp_registered_theme_features[ $feature ] = $args;
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Gets the list of registered theme features.
|
|
*
|
|
* @since 5.5.0
|
|
*
|
|
* @global array $_wp_registered_theme_features
|
|
*
|
|
* @return array[] List of theme features, keyed by their name.
|
|
*/
|
|
function get_registered_theme_features() {
|
|
global $_wp_registered_theme_features;
|
|
|
|
if ( ! is_array( $_wp_registered_theme_features ) ) {
|
|
return array();
|
|
}
|
|
|
|
return $_wp_registered_theme_features;
|
|
}
|
|
|
|
/**
|
|
* Gets the registration config for a theme feature.
|
|
*
|
|
* @since 5.5.0
|
|
*
|
|
* @global array $_wp_registered_theme_features
|
|
*
|
|
* @param string $feature The feature name. See add_theme_support() for the list
|
|
* of possible values.
|
|
* @return array|null The registration args, or null if the feature was not registered.
|
|
*/
|
|
function get_registered_theme_feature( $feature ) {
|
|
global $_wp_registered_theme_features;
|
|
|
|
if ( ! is_array( $_wp_registered_theme_features ) ) {
|
|
return null;
|
|
}
|
|
|
|
return isset( $_wp_registered_theme_features[ $feature ] ) ? $_wp_registered_theme_features[ $feature ] : null;
|
|
}
|
|
|
|
/**
|
|
* Checks an attachment being deleted to see if it's a header or background image.
|
|
*
|
|
* If true it removes the theme modification which would be pointing at the deleted
|
|
* attachment.
|
|
*
|
|
* @access private
|
|
* @since 3.0.0
|
|
* @since 4.3.0 Also removes `header_image_data`.
|
|
* @since 4.5.0 Also removes custom logo theme mods.
|
|
*
|
|
* @param int $id The attachment ID.
|
|
*/
|
|
function _delete_attachment_theme_mod( $id ) {
|
|
$attachment_image = wp_get_attachment_url( $id );
|
|
$header_image = get_header_image();
|
|
$background_image = get_background_image();
|
|
$custom_logo_id = get_theme_mod( 'custom_logo' );
|
|
|
|
if ( $custom_logo_id && $custom_logo_id == $id ) {
|
|
remove_theme_mod( 'custom_logo' );
|
|
remove_theme_mod( 'header_text' );
|
|
}
|
|
|
|
if ( $header_image && $header_image == $attachment_image ) {
|
|
remove_theme_mod( 'header_image' );
|
|
remove_theme_mod( 'header_image_data' );
|
|
}
|
|
|
|
if ( $background_image && $background_image == $attachment_image ) {
|
|
remove_theme_mod( 'background_image' );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks if a theme has been changed and runs 'after_switch_theme' hook on the next WP load.
|
|
*
|
|
* See {@see 'after_switch_theme'}.
|
|
*
|
|
* @since 3.3.0
|
|
*/
|
|
function check_theme_switched() {
|
|
$stylesheet = get_option( 'theme_switched' );
|
|
|
|
if ( $stylesheet ) {
|
|
$old_theme = wp_get_theme( $stylesheet );
|
|
|
|
// Prevent widget & menu mapping from running since Customizer already called it up front.
|
|
if ( get_option( 'theme_switched_via_customizer' ) ) {
|
|
remove_action( 'after_switch_theme', '_wp_menus_changed' );
|
|
remove_action( 'after_switch_theme', '_wp_sidebars_changed' );
|
|
update_option( 'theme_switched_via_customizer', false );
|
|
}
|
|
|
|
if ( $old_theme->exists() ) {
|
|
/**
|
|
* Fires on the first WP load after a theme switch if the old theme still exists.
|
|
*
|
|
* This action fires multiple times and the parameters differs
|
|
* according to the context, if the old theme exists or not.
|
|
* If the old theme is missing, the parameter will be the slug
|
|
* of the old theme.
|
|
*
|
|
* @since 3.3.0
|
|
*
|
|
* @param string $old_name Old theme name.
|
|
* @param WP_Theme $old_theme WP_Theme instance of the old theme.
|
|
*/
|
|
do_action( 'after_switch_theme', $old_theme->get( 'Name' ), $old_theme );
|
|
} else {
|
|
/** This action is documented in wp-includes/theme.php */
|
|
do_action( 'after_switch_theme', $stylesheet, $old_theme );
|
|
}
|
|
|
|
flush_rewrite_rules();
|
|
|
|
update_option( 'theme_switched', false );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Includes and instantiates the WP_Customize_Manager class.
|
|
*
|
|
* Loads the Customizer at plugins_loaded when accessing the customize.php admin
|
|
* page or when any request includes a wp_customize=on param or a customize_changeset
|
|
* param (a UUID). This param is a signal for whether to bootstrap the Customizer when
|
|
* WordPress is loading, especially in the Customizer preview
|
|
* or when making Customizer Ajax requests for widgets or menus.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @global WP_Customize_Manager $wp_customize
|
|
*/
|
|
function _wp_customize_include() {
|
|
|
|
$is_customize_admin_page = ( is_admin() && 'customize.php' === basename( $_SERVER['PHP_SELF'] ) );
|
|
$should_include = (
|
|
$is_customize_admin_page
|
|
||
|
|
( isset( $_REQUEST['wp_customize'] ) && 'on' === $_REQUEST['wp_customize'] )
|
|
||
|
|
( ! empty( $_GET['customize_changeset_uuid'] ) || ! empty( $_POST['customize_changeset_uuid'] ) )
|
|
);
|
|
|
|
if ( ! $should_include ) {
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Note that wp_unslash() is not being used on the input vars because it is
|
|
* called before wp_magic_quotes() gets called. Besides this fact, none of
|
|
* the values should contain any characters needing slashes anyway.
|
|
*/
|
|
$keys = array(
|
|
'changeset_uuid',
|
|
'customize_changeset_uuid',
|
|
'customize_theme',
|
|
'theme',
|
|
'customize_messenger_channel',
|
|
'customize_autosaved',
|
|
);
|
|
$input_vars = array_merge(
|
|
wp_array_slice_assoc( $_GET, $keys ),
|
|
wp_array_slice_assoc( $_POST, $keys )
|
|
);
|
|
|
|
$theme = null;
|
|
$autosaved = null;
|
|
$messenger_channel = null;
|
|
|
|
// Value false indicates UUID should be determined after_setup_theme
|
|
// to either re-use existing saved changeset or else generate a new UUID if none exists.
|
|
$changeset_uuid = false;
|
|
|
|
// Set initially fo false since defaults to true for back-compat;
|
|
// can be overridden via the customize_changeset_branching filter.
|
|
$branching = false;
|
|
|
|
if ( $is_customize_admin_page && isset( $input_vars['changeset_uuid'] ) ) {
|
|
$changeset_uuid = sanitize_key( $input_vars['changeset_uuid'] );
|
|
} elseif ( ! empty( $input_vars['customize_changeset_uuid'] ) ) {
|
|
$changeset_uuid = sanitize_key( $input_vars['customize_changeset_uuid'] );
|
|
}
|
|
|
|
// Note that theme will be sanitized via WP_Theme.
|
|
if ( $is_customize_admin_page && isset( $input_vars['theme'] ) ) {
|
|
$theme = $input_vars['theme'];
|
|
} elseif ( isset( $input_vars['customize_theme'] ) ) {
|
|
$theme = $input_vars['customize_theme'];
|
|
}
|
|
|
|
if ( ! empty( $input_vars['customize_autosaved'] ) ) {
|
|
$autosaved = true;
|
|
}
|
|
|
|
if ( isset( $input_vars['customize_messenger_channel'] ) ) {
|
|
$messenger_channel = sanitize_key( $input_vars['customize_messenger_channel'] );
|
|
}
|
|
|
|
/*
|
|
* Note that settings must be previewed even outside the customizer preview
|
|
* and also in the customizer pane itself. This is to enable loading an existing
|
|
* changeset into the customizer. Previewing the settings only has to be prevented
|
|
* here in the case of a customize_save action because this will cause WP to think
|
|
* there is nothing changed that needs to be saved.
|
|
*/
|
|
$is_customize_save_action = (
|
|
wp_doing_ajax()
|
|
&&
|
|
isset( $_REQUEST['action'] )
|
|
&&
|
|
'customize_save' === wp_unslash( $_REQUEST['action'] )
|
|
);
|
|
$settings_previewed = ! $is_customize_save_action;
|
|
|
|
require_once ABSPATH . WPINC . '/class-wp-customize-manager.php';
|
|
$GLOBALS['wp_customize'] = new WP_Customize_Manager(
|
|
compact(
|
|
'changeset_uuid',
|
|
'theme',
|
|
'messenger_channel',
|
|
'settings_previewed',
|
|
'autosaved',
|
|
'branching'
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Publishes a snapshot's changes.
|
|
*
|
|
* @since 4.7.0
|
|
* @access private
|
|
*
|
|
* @global wpdb $wpdb WordPress database abstraction object.
|
|
* @global WP_Customize_Manager $wp_customize Customizer instance.
|
|
*
|
|
* @param string $new_status New post status.
|
|
* @param string $old_status Old post status.
|
|
* @param WP_Post $changeset_post Changeset post object.
|
|
*/
|
|
function _wp_customize_publish_changeset( $new_status, $old_status, $changeset_post ) {
|
|
global $wp_customize, $wpdb;
|
|
|
|
$is_publishing_changeset = (
|
|
'customize_changeset' === $changeset_post->post_type
|
|
&&
|
|
'publish' === $new_status
|
|
&&
|
|
'publish' !== $old_status
|
|
);
|
|
if ( ! $is_publishing_changeset ) {
|
|
return;
|
|
}
|
|
|
|
if ( empty( $wp_customize ) ) {
|
|
require_once ABSPATH . WPINC . '/class-wp-customize-manager.php';
|
|
$wp_customize = new WP_Customize_Manager(
|
|
array(
|
|
'changeset_uuid' => $changeset_post->post_name,
|
|
'settings_previewed' => false,
|
|
)
|
|
);
|
|
}
|
|
|
|
if ( ! did_action( 'customize_register' ) ) {
|
|
/*
|
|
* When running from CLI or Cron, the customize_register action will need
|
|
* to be triggered in order for core, themes, and plugins to register their
|
|
* settings. Normally core will add_action( 'customize_register' ) at
|
|
* priority 10 to register the core settings, and if any themes/plugins
|
|
* also add_action( 'customize_register' ) at the same priority, they
|
|
* will have a $wp_customize with those settings registered since they
|
|
* call add_action() afterward, normally. However, when manually doing
|
|
* the customize_register action after the setup_theme, then the order
|
|
* will be reversed for two actions added at priority 10, resulting in
|
|
* the core settings no longer being available as expected to themes/plugins.
|
|
* So the following manually calls the method that registers the core
|
|
* settings up front before doing the action.
|
|
*/
|
|
remove_action( 'customize_register', array( $wp_customize, 'register_controls' ) );
|
|
$wp_customize->register_controls();
|
|
|
|
/** This filter is documented in /wp-includes/class-wp-customize-manager.php */
|
|
do_action( 'customize_register', $wp_customize );
|
|
}
|
|
$wp_customize->_publish_changeset_values( $changeset_post->ID );
|
|
|
|
/*
|
|
* Trash the changeset post if revisions are not enabled. Unpublished
|
|
* changesets by default get garbage collected due to the auto-draft status.
|
|
* When a changeset post is published, however, it would no longer get cleaned
|
|
* out. This is a problem when the changeset posts are never displayed anywhere,
|
|
* since they would just be endlessly piling up. So here we use the revisions
|
|
* feature to indicate whether or not a published changeset should get trashed
|
|
* and thus garbage collected.
|
|
*/
|
|
if ( ! wp_revisions_enabled( $changeset_post ) ) {
|
|
$wp_customize->trash_changeset_post( $changeset_post->ID );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Filters changeset post data upon insert to ensure post_name is intact.
|
|
*
|
|
* This is needed to prevent the post_name from being dropped when the post is
|
|
* transitioned into pending status by a contributor.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @see wp_insert_post()
|
|
*
|
|
* @param array $post_data An array of slashed post data.
|
|
* @param array $supplied_post_data An array of sanitized, but otherwise unmodified post data.
|
|
* @return array Filtered data.
|
|
*/
|
|
function _wp_customize_changeset_filter_insert_post_data( $post_data, $supplied_post_data ) {
|
|
if ( isset( $post_data['post_type'] ) && 'customize_changeset' === $post_data['post_type'] ) {
|
|
|
|
// Prevent post_name from being dropped, such as when contributor saves a changeset post as pending.
|
|
if ( empty( $post_data['post_name'] ) && ! empty( $supplied_post_data['post_name'] ) ) {
|
|
$post_data['post_name'] = $supplied_post_data['post_name'];
|
|
}
|
|
}
|
|
return $post_data;
|
|
}
|
|
|
|
/**
|
|
* Adds settings for the customize-loader script.
|
|
*
|
|
* @since 3.4.0
|
|
*/
|
|
function _wp_customize_loader_settings() {
|
|
$admin_origin = parse_url( admin_url() );
|
|
$home_origin = parse_url( home_url() );
|
|
$cross_domain = ( strtolower( $admin_origin['host'] ) != strtolower( $home_origin['host'] ) );
|
|
|
|
$browser = array(
|
|
'mobile' => wp_is_mobile(),
|
|
'ios' => wp_is_mobile() && preg_match( '/iPad|iPod|iPhone/', $_SERVER['HTTP_USER_AGENT'] ),
|
|
);
|
|
|
|
$settings = array(
|
|
'url' => esc_url( admin_url( 'customize.php' ) ),
|
|
'isCrossDomain' => $cross_domain,
|
|
'browser' => $browser,
|
|
'l10n' => array(
|
|
'saveAlert' => __( 'The changes you made will be lost if you navigate away from this page.' ),
|
|
'mainIframeTitle' => __( 'Customizer' ),
|
|
),
|
|
);
|
|
|
|
$script = 'var _wpCustomizeLoaderSettings = ' . wp_json_encode( $settings ) . ';';
|
|
|
|
$wp_scripts = wp_scripts();
|
|
$data = $wp_scripts->get_data( 'customize-loader', 'data' );
|
|
if ( $data ) {
|
|
$script = "$data\n$script";
|
|
}
|
|
|
|
$wp_scripts->add_data( 'customize-loader', 'data', $script );
|
|
}
|
|
|
|
/**
|
|
* Returns a URL to load the Customizer.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @param string $stylesheet Optional. Theme to customize. Defaults to active theme.
|
|
* The theme's stylesheet will be urlencoded if necessary.
|
|
* @return string
|
|
*/
|
|
function wp_customize_url( $stylesheet = '' ) {
|
|
$url = admin_url( 'customize.php' );
|
|
if ( $stylesheet ) {
|
|
$url .= '?theme=' . urlencode( $stylesheet );
|
|
}
|
|
return esc_url( $url );
|
|
}
|
|
|
|
/**
|
|
* Prints a script to check whether or not the Customizer is supported,
|
|
* and apply either the no-customize-support or customize-support class
|
|
* to the body.
|
|
*
|
|
* This function MUST be called inside the body tag.
|
|
*
|
|
* Ideally, call this function immediately after the body tag is opened.
|
|
* This prevents a flash of unstyled content.
|
|
*
|
|
* It is also recommended that you add the "no-customize-support" class
|
|
* to the body tag by default.
|
|
*
|
|
* @since 3.4.0
|
|
* @since 4.7.0 Support for IE8 and below is explicitly removed via conditional comments.
|
|
* @since 5.5.0 IE8 and older are no longer supported.
|
|
*/
|
|
function wp_customize_support_script() {
|
|
$admin_origin = parse_url( admin_url() );
|
|
$home_origin = parse_url( home_url() );
|
|
$cross_domain = ( strtolower( $admin_origin['host'] ) != strtolower( $home_origin['host'] ) );
|
|
$type_attr = current_theme_supports( 'html5', 'script' ) ? '' : ' type="text/javascript"';
|
|
?>
|
|
<script<?php echo $type_attr; ?>>
|
|
(function() {
|
|
var request, b = document.body, c = 'className', cs = 'customize-support', rcs = new RegExp('(^|\\s+)(no-)?'+cs+'(\\s+|$)');
|
|
|
|
<?php if ( $cross_domain ) : ?>
|
|
request = (function(){ var xhr = new XMLHttpRequest(); return ('withCredentials' in xhr); })();
|
|
<?php else : ?>
|
|
request = true;
|
|
<?php endif; ?>
|
|
|
|
b[c] = b[c].replace( rcs, ' ' );
|
|
// The customizer requires postMessage and CORS (if the site is cross domain).
|
|
b[c] += ( window.postMessage && request ? ' ' : ' no-' ) + cs;
|
|
}());
|
|
</script>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Whether the site is being previewed in the Customizer.
|
|
*
|
|
* @since 4.0.0
|
|
*
|
|
* @global WP_Customize_Manager $wp_customize Customizer instance.
|
|
*
|
|
* @return bool True if the site is being previewed in the Customizer, false otherwise.
|
|
*/
|
|
function is_customize_preview() {
|
|
global $wp_customize;
|
|
|
|
return ( $wp_customize instanceof WP_Customize_Manager ) && $wp_customize->is_preview();
|
|
}
|
|
|
|
/**
|
|
* Makes sure that auto-draft posts get their post_date bumped or status changed
|
|
* to draft to prevent premature garbage-collection.
|
|
*
|
|
* When a changeset is updated but remains an auto-draft, ensure the post_date
|
|
* for the auto-draft posts remains the same so that it will be
|
|
* garbage-collected at the same time by `wp_delete_auto_drafts()`. Otherwise,
|
|
* if the changeset is updated to be a draft then update the posts
|
|
* to have a far-future post_date so that they will never be garbage collected
|
|
* unless the changeset post itself is deleted.
|
|
*
|
|
* When a changeset is updated to be a persistent draft or to be scheduled for
|
|
* publishing, then transition any dependent auto-drafts to a draft status so
|
|
* that they likewise will not be garbage-collected but also so that they can
|
|
* be edited in the admin before publishing since there is not yet a post/page
|
|
* editing flow in the Customizer. See #39752.
|
|
*
|
|
* @link https://core.trac.wordpress.org/ticket/39752
|
|
*
|
|
* @since 4.8.0
|
|
* @access private
|
|
* @see wp_delete_auto_drafts()
|
|
*
|
|
* @global wpdb $wpdb WordPress database abstraction object.
|
|
*
|
|
* @param string $new_status Transition to this post status.
|
|
* @param string $old_status Previous post status.
|
|
* @param \WP_Post $post Post data.
|
|
*/
|
|
function _wp_keep_alive_customize_changeset_dependent_auto_drafts( $new_status, $old_status, $post ) {
|
|
global $wpdb;
|
|
unset( $old_status );
|
|
|
|
// Short-circuit if not a changeset or if the changeset was published.
|
|
if ( 'customize_changeset' !== $post->post_type || 'publish' === $new_status ) {
|
|
return;
|
|
}
|
|
|
|
$data = json_decode( $post->post_content, true );
|
|
if ( empty( $data['nav_menus_created_posts']['value'] ) ) {
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Actually, in lieu of keeping alive, trash any customization drafts here if the changeset itself is
|
|
* getting trashed. This is needed because when a changeset transitions to a draft, then any of the
|
|
* dependent auto-draft post/page stubs will also get transitioned to customization drafts which
|
|
* are then visible in the WP Admin. We cannot wait for the deletion of the changeset in which
|
|
* _wp_delete_customize_changeset_dependent_auto_drafts() will be called, since they need to be
|
|
* trashed to remove from visibility immediately.
|
|
*/
|
|
if ( 'trash' === $new_status ) {
|
|
foreach ( $data['nav_menus_created_posts']['value'] as $post_id ) {
|
|
if ( ! empty( $post_id ) && 'draft' === get_post_status( $post_id ) ) {
|
|
wp_trash_post( $post_id );
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
$post_args = array();
|
|
if ( 'auto-draft' === $new_status ) {
|
|
/*
|
|
* Keep the post date for the post matching the changeset
|
|
* so that it will not be garbage-collected before the changeset.
|
|
*/
|
|
$post_args['post_date'] = $post->post_date; // Note wp_delete_auto_drafts() only looks at this date.
|
|
} else {
|
|
/*
|
|
* Since the changeset no longer has an auto-draft (and it is not published)
|
|
* it is now a persistent changeset, a long-lived draft, and so any
|
|
* associated auto-draft posts should likewise transition into having a draft
|
|
* status. These drafts will be treated differently than regular drafts in
|
|
* that they will be tied to the given changeset. The publish meta box is
|
|
* replaced with a notice about how the post is part of a set of customized changes
|
|
* which will be published when the changeset is published.
|
|
*/
|
|
$post_args['post_status'] = 'draft';
|
|
}
|
|
|
|
foreach ( $data['nav_menus_created_posts']['value'] as $post_id ) {
|
|
if ( empty( $post_id ) || 'auto-draft' !== get_post_status( $post_id ) ) {
|
|
continue;
|
|
}
|
|
$wpdb->update(
|
|
$wpdb->posts,
|
|
$post_args,
|
|
array( 'ID' => $post_id )
|
|
);
|
|
clean_post_cache( $post_id );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Creates the initial theme features when the 'setup_theme' action is fired.
|
|
*
|
|
* See {@see 'setup_theme'}.
|
|
*
|
|
* @since 5.5.0
|
|
* @since 6.0.1 The `block-templates` feature was added.
|
|
*/
|
|
function create_initial_theme_features() {
|
|
register_theme_feature(
|
|
'align-wide',
|
|
array(
|
|
'description' => __( 'Whether theme opts in to wide alignment CSS class.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'automatic-feed-links',
|
|
array(
|
|
'description' => __( 'Whether posts and comments RSS feed links are added to head.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'block-templates',
|
|
array(
|
|
'description' => __( 'Whether a theme uses block-based templates.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'block-template-parts',
|
|
array(
|
|
'description' => __( 'Whether a theme uses block-based template parts.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'custom-background',
|
|
array(
|
|
'description' => __( 'Custom background if defined by the theme.' ),
|
|
'type' => 'object',
|
|
'show_in_rest' => array(
|
|
'schema' => array(
|
|
'properties' => array(
|
|
'default-image' => array(
|
|
'type' => 'string',
|
|
'format' => 'uri',
|
|
),
|
|
'default-preset' => array(
|
|
'type' => 'string',
|
|
'enum' => array(
|
|
'default',
|
|
'fill',
|
|
'fit',
|
|
'repeat',
|
|
'custom',
|
|
),
|
|
),
|
|
'default-position-x' => array(
|
|
'type' => 'string',
|
|
'enum' => array(
|
|
'left',
|
|
'center',
|
|
'right',
|
|
),
|
|
),
|
|
'default-position-y' => array(
|
|
'type' => 'string',
|
|
'enum' => array(
|
|
'left',
|
|
'center',
|
|
'right',
|
|
),
|
|
),
|
|
'default-size' => array(
|
|
'type' => 'string',
|
|
'enum' => array(
|
|
'auto',
|
|
'contain',
|
|
'cover',
|
|
),
|
|
),
|
|
'default-repeat' => array(
|
|
'type' => 'string',
|
|
'enum' => array(
|
|
'repeat-x',
|
|
'repeat-y',
|
|
'repeat',
|
|
'no-repeat',
|
|
),
|
|
),
|
|
'default-attachment' => array(
|
|
'type' => 'string',
|
|
'enum' => array(
|
|
'scroll',
|
|
'fixed',
|
|
),
|
|
),
|
|
'default-color' => array(
|
|
'type' => 'string',
|
|
),
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'custom-header',
|
|
array(
|
|
'description' => __( 'Custom header if defined by the theme.' ),
|
|
'type' => 'object',
|
|
'show_in_rest' => array(
|
|
'schema' => array(
|
|
'properties' => array(
|
|
'default-image' => array(
|
|
'type' => 'string',
|
|
'format' => 'uri',
|
|
),
|
|
'random-default' => array(
|
|
'type' => 'boolean',
|
|
),
|
|
'width' => array(
|
|
'type' => 'integer',
|
|
),
|
|
'height' => array(
|
|
'type' => 'integer',
|
|
),
|
|
'flex-height' => array(
|
|
'type' => 'boolean',
|
|
),
|
|
'flex-width' => array(
|
|
'type' => 'boolean',
|
|
),
|
|
'default-text-color' => array(
|
|
'type' => 'string',
|
|
),
|
|
'header-text' => array(
|
|
'type' => 'boolean',
|
|
),
|
|
'uploads' => array(
|
|
'type' => 'boolean',
|
|
),
|
|
'video' => array(
|
|
'type' => 'boolean',
|
|
),
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'custom-logo',
|
|
array(
|
|
'type' => 'object',
|
|
'description' => __( 'Custom logo if defined by the theme.' ),
|
|
'show_in_rest' => array(
|
|
'schema' => array(
|
|
'properties' => array(
|
|
'width' => array(
|
|
'type' => 'integer',
|
|
),
|
|
'height' => array(
|
|
'type' => 'integer',
|
|
),
|
|
'flex-width' => array(
|
|
'type' => 'boolean',
|
|
),
|
|
'flex-height' => array(
|
|
'type' => 'boolean',
|
|
),
|
|
'header-text' => array(
|
|
'type' => 'array',
|
|
'items' => array(
|
|
'type' => 'string',
|
|
),
|
|
),
|
|
'unlink-homepage-logo' => array(
|
|
'type' => 'boolean',
|
|
),
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'customize-selective-refresh-widgets',
|
|
array(
|
|
'description' => __( 'Whether the theme enables Selective Refresh for Widgets being managed with the Customizer.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'dark-editor-style',
|
|
array(
|
|
'description' => __( 'Whether theme opts in to the dark editor style UI.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'disable-custom-colors',
|
|
array(
|
|
'description' => __( 'Whether the theme disables custom colors.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'disable-custom-font-sizes',
|
|
array(
|
|
'description' => __( 'Whether the theme disables custom font sizes.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'disable-custom-gradients',
|
|
array(
|
|
'description' => __( 'Whether the theme disables custom gradients.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'disable-layout-styles',
|
|
array(
|
|
'description' => __( 'Whether the theme disables generated layout styles.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'editor-color-palette',
|
|
array(
|
|
'type' => 'array',
|
|
'description' => __( 'Custom color palette if defined by the theme.' ),
|
|
'show_in_rest' => array(
|
|
'schema' => array(
|
|
'items' => array(
|
|
'type' => 'object',
|
|
'properties' => array(
|
|
'name' => array(
|
|
'type' => 'string',
|
|
),
|
|
'slug' => array(
|
|
'type' => 'string',
|
|
),
|
|
'color' => array(
|
|
'type' => 'string',
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'editor-font-sizes',
|
|
array(
|
|
'type' => 'array',
|
|
'description' => __( 'Custom font sizes if defined by the theme.' ),
|
|
'show_in_rest' => array(
|
|
'schema' => array(
|
|
'items' => array(
|
|
'type' => 'object',
|
|
'properties' => array(
|
|
'name' => array(
|
|
'type' => 'string',
|
|
),
|
|
'size' => array(
|
|
'type' => 'number',
|
|
),
|
|
'slug' => array(
|
|
'type' => 'string',
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'editor-gradient-presets',
|
|
array(
|
|
'type' => 'array',
|
|
'description' => __( 'Custom gradient presets if defined by the theme.' ),
|
|
'show_in_rest' => array(
|
|
'schema' => array(
|
|
'items' => array(
|
|
'type' => 'object',
|
|
'properties' => array(
|
|
'name' => array(
|
|
'type' => 'string',
|
|
),
|
|
'gradient' => array(
|
|
'type' => 'string',
|
|
),
|
|
'slug' => array(
|
|
'type' => 'string',
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'editor-styles',
|
|
array(
|
|
'description' => __( 'Whether theme opts in to the editor styles CSS wrapper.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'html5',
|
|
array(
|
|
'type' => 'array',
|
|
'description' => __( 'Allows use of HTML5 markup for search forms, comment forms, comment lists, gallery, and caption.' ),
|
|
'show_in_rest' => array(
|
|
'schema' => array(
|
|
'items' => array(
|
|
'type' => 'string',
|
|
'enum' => array(
|
|
'search-form',
|
|
'comment-form',
|
|
'comment-list',
|
|
'gallery',
|
|
'caption',
|
|
'script',
|
|
'style',
|
|
),
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'post-formats',
|
|
array(
|
|
'type' => 'array',
|
|
'description' => __( 'Post formats supported.' ),
|
|
'show_in_rest' => array(
|
|
'name' => 'formats',
|
|
'schema' => array(
|
|
'items' => array(
|
|
'type' => 'string',
|
|
'enum' => get_post_format_slugs(),
|
|
),
|
|
'default' => array( 'standard' ),
|
|
),
|
|
'prepare_callback' => static function ( $formats ) {
|
|
$formats = is_array( $formats ) ? array_values( $formats[0] ) : array();
|
|
$formats = array_merge( array( 'standard' ), $formats );
|
|
|
|
return $formats;
|
|
},
|
|
),
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'post-thumbnails',
|
|
array(
|
|
'type' => 'array',
|
|
'description' => __( 'The post types that support thumbnails or true if all post types are supported.' ),
|
|
'show_in_rest' => array(
|
|
'type' => array( 'boolean', 'array' ),
|
|
'schema' => array(
|
|
'items' => array(
|
|
'type' => 'string',
|
|
),
|
|
),
|
|
),
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'responsive-embeds',
|
|
array(
|
|
'description' => __( 'Whether the theme supports responsive embedded content.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'title-tag',
|
|
array(
|
|
'description' => __( 'Whether the theme can manage the document title tag.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
register_theme_feature(
|
|
'wp-block-styles',
|
|
array(
|
|
'description' => __( 'Whether theme opts in to default WordPress block styles for viewing.' ),
|
|
'show_in_rest' => true,
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Returns whether the active theme is a block-based theme or not.
|
|
*
|
|
* @since 5.9.0
|
|
*
|
|
* @return boolean Whether the active theme is a block-based theme or not.
|
|
*/
|
|
function wp_is_block_theme() {
|
|
return wp_get_theme()->is_block_theme();
|
|
}
|
|
|
|
/**
|
|
* Given an element name, returns a class name.
|
|
*
|
|
* Alias of WP_Theme_JSON::get_element_class_name.
|
|
*
|
|
* @since 6.1.0
|
|
*
|
|
* @param string $element The name of the element.
|
|
*
|
|
* @return string The name of the class.
|
|
*/
|
|
function wp_theme_get_element_class_name( $element ) {
|
|
return WP_Theme_JSON::get_element_class_name( $element );
|
|
}
|
|
|
|
/**
|
|
* Adds default theme supports for block themes when the 'setup_theme' action fires.
|
|
*
|
|
* See {@see 'setup_theme'}.
|
|
*
|
|
* @since 5.9.0
|
|
* @access private
|
|
*/
|
|
function _add_default_theme_supports() {
|
|
if ( ! wp_is_block_theme() ) {
|
|
return;
|
|
}
|
|
|
|
add_theme_support( 'post-thumbnails' );
|
|
add_theme_support( 'responsive-embeds' );
|
|
add_theme_support( 'editor-styles' );
|
|
/*
|
|
* Makes block themes support HTML5 by default for the comment block and search form
|
|
* (which use default template functions) and `[caption]` and `[gallery]` shortcodes.
|
|
* Other blocks contain their own HTML5 markup.
|
|
*/
|
|
add_theme_support( 'html5', array( 'comment-form', 'comment-list', 'search-form', 'gallery', 'caption', 'style', 'script' ) );
|
|
add_theme_support( 'automatic-feed-links' );
|
|
|
|
add_filter( 'should_load_separate_core_block_assets', '__return_true' );
|
|
|
|
/*
|
|
* Remove the Customizer's Menus panel when block theme is active.
|
|
*/
|
|
add_filter(
|
|
'customize_panel_active',
|
|
static function ( $active, WP_Customize_Panel $panel ) {
|
|
if (
|
|
'nav_menus' === $panel->id &&
|
|
! current_theme_supports( 'menus' ) &&
|
|
! current_theme_supports( 'widgets' )
|
|
) {
|
|
$active = false;
|
|
}
|
|
return $active;
|
|
},
|
|
10,
|
|
2
|
|
);
|
|
}
|