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Diffstat (limited to 'srcs/wordpress/wp-includes/theme.php')
| -rw-r--r-- | srcs/wordpress/wp-includes/theme.php | 3364 |
1 files changed, 0 insertions, 3364 deletions
diff --git a/srcs/wordpress/wp-includes/theme.php b/srcs/wordpress/wp-includes/theme.php deleted file mode 100644 index f20d2a0..0000000 --- a/srcs/wordpress/wp-includes/theme.php +++ /dev/null @@ -1,3364 +0,0 @@ -<?php -/** - * Theme, template, and stylesheet functions. - * - * @package WordPress - * @subpackage Theme - */ - -/** - * Returns an array of WP_Theme objects based on the arguments. - * - * Despite advances over get_themes(), this function is quite expensive, and grows - * linearly with additional themes. Stick to wp_get_theme() if possible. - * - * @since 3.4.0 - * - * @global array $wp_theme_directories - * @staticvar array $_themes - * - * @param array $args { - * Optional. The search arguments. - * - * @type mixed $errors True to return themes with errors, false to return themes without errors, null to return all themes. - * Defaults to false. - * @type mixed $allowed (Multisite) True to return only allowed themes for a site. False to return only disallowed themes for a site. - * 'site' to return only site-allowed themes. 'network' to return only network-allowed themes. - * Null to return all themes. Defaults to null. - * @type int $blog_id (Multisite) The blog ID used to calculate which themes are allowed. - * Defaults to 0, synonymous for the current blog. - * } - * @return WP_Theme[] Array of WP_Theme objects. - */ -function wp_get_themes( $args = array() ) { - global $wp_theme_directories; - - $defaults = array( - 'errors' => false, - 'allowed' => null, - 'blog_id' => 0, - ); - $args = wp_parse_args( $args, $defaults ); - - $theme_directories = search_theme_directories(); - - if ( is_array( $wp_theme_directories ) && count( $wp_theme_directories ) > 1 ) { - // Make sure the current theme wins out, in case search_theme_directories() picks the wrong - // one in the case of a conflict. (Normally, last registered theme root wins.) - $current_theme = get_stylesheet(); - if ( isset( $theme_directories[ $current_theme ] ) ) { - $root_of_current_theme = get_raw_theme_root( $current_theme ); - if ( ! in_array( $root_of_current_theme, $wp_theme_directories ) ) { - $root_of_current_theme = WP_CONTENT_DIR . $root_of_current_theme; - } - $theme_directories[ $current_theme ]['theme_root'] = $root_of_current_theme; - } - } - - if ( empty( $theme_directories ) ) { - return array(); - } - - if ( is_multisite() && null !== $args['allowed'] ) { - $allowed = $args['allowed']; - if ( 'network' === $allowed ) { - $theme_directories = array_intersect_key( $theme_directories, WP_Theme::get_allowed_on_network() ); - } elseif ( 'site' === $allowed ) { - $theme_directories = array_intersect_key( $theme_directories, WP_Theme::get_allowed_on_site( $args['blog_id'] ) ); - } elseif ( $allowed ) { - $theme_directories = array_intersect_key( $theme_directories, WP_Theme::get_allowed( $args['blog_id'] ) ); - } else { - $theme_directories = array_diff_key( $theme_directories, WP_Theme::get_allowed( $args['blog_id'] ) ); - } - } - - $themes = array(); - static $_themes = array(); - - foreach ( $theme_directories as $theme => $theme_root ) { - if ( isset( $_themes[ $theme_root['theme_root'] . '/' . $theme ] ) ) { - $themes[ $theme ] = $_themes[ $theme_root['theme_root'] . '/' . $theme ]; - } else { - $themes[ $theme ] = new WP_Theme( $theme, $theme_root['theme_root'] ); - $_themes[ $theme_root['theme_root'] . '/' . $theme ] = $themes[ $theme ]; - } - } - - if ( null !== $args['errors'] ) { - foreach ( $themes as $theme => $wp_theme ) { - if ( $wp_theme->errors() != $args['errors'] ) { - unset( $themes[ $theme ] ); - } - } - } - - return $themes; -} - -/** - * Gets a WP_Theme object for a theme. - * - * @since 3.4.0 - * - * @global array $wp_theme_directories - * - * @param string $stylesheet Directory name for the theme. Optional. Defaults to current theme. - * @param string $theme_root Absolute path of the theme root to look in. Optional. If not specified, get_raw_theme_root() - * is used to calculate the theme root for the $stylesheet provided (or current theme). - * @return WP_Theme Theme object. Be sure to check the object's exists() method if you need to confirm the theme's existence. - */ -function wp_get_theme( $stylesheet = '', $theme_root = '' ) { - global $wp_theme_directories; - - if ( empty( $stylesheet ) ) { - $stylesheet = get_stylesheet(); - } - - if ( empty( $theme_root ) ) { - $theme_root = get_raw_theme_root( $stylesheet ); - if ( false === $theme_root ) { - $theme_root = WP_CONTENT_DIR . '/themes'; - } elseif ( ! in_array( $theme_root, (array) $wp_theme_directories ) ) { - $theme_root = WP_CONTENT_DIR . $theme_root; - } - } - - return new WP_Theme( $stylesheet, $theme_root ); -} - -/** - * Clears the cache held by get_theme_roots() and WP_Theme. - * - * @since 3.5.0 - * @param bool $clear_update_cache Whether to clear the Theme updates cache - */ -function wp_clean_themes_cache( $clear_update_cache = true ) { - if ( $clear_update_cache ) { - delete_site_transient( 'update_themes' ); - } - search_theme_directories( true ); - foreach ( wp_get_themes( array( 'errors' => null ) ) as $theme ) { - $theme->cache_delete(); - } -} - -/** - * Whether a child theme is in use. - * - * @since 3.0.0 - * - * @return bool true if a child theme is in use, false otherwise. - */ -function is_child_theme() { - return ( TEMPLATEPATH !== STYLESHEETPATH ); -} - -/** - * Retrieve name of the current stylesheet. - * - * The theme name that the administrator has currently set the front end theme - * as. - * - * For all intents and purposes, the template name and the stylesheet name are - * going to be the same for most cases. - * - * @since 1.5.0 - * - * @return string Stylesheet name. - */ -function get_stylesheet() { - /** - * Filters the name of current stylesheet. - * - * @since 1.5.0 - * - * @param string $stylesheet Name of the current stylesheet. - */ - return apply_filters( 'stylesheet', get_option( 'stylesheet' ) ); -} - -/** - * Retrieve stylesheet directory path for current theme. - * - * @since 1.5.0 - * - * @return string Path to current theme directory. - */ -function get_stylesheet_directory() { - $stylesheet = get_stylesheet(); - $theme_root = get_theme_root( $stylesheet ); - $stylesheet_dir = "$theme_root/$stylesheet"; - - /** - * Filters the stylesheet directory path for current theme. - * - * @since 1.5.0 - * - * @param string $stylesheet_dir Absolute path to the current theme. - * @param string $stylesheet Directory name of the current theme. - * @param string $theme_root Absolute path to themes directory. - */ - return apply_filters( 'stylesheet_directory', $stylesheet_dir, $stylesheet, $theme_root ); -} - -/** - * Retrieve stylesheet directory URI. - * - * @since 1.5.0 - * - * @return string - */ -function get_stylesheet_directory_uri() { - $stylesheet = str_replace( '%2F', '/', rawurlencode( get_stylesheet() ) ); - $theme_root_uri = get_theme_root_uri( $stylesheet ); - $stylesheet_dir_uri = "$theme_root_uri/$stylesheet"; - - /** - * Filters the stylesheet directory URI. - * - * @since 1.5.0 - * - * @param string $stylesheet_dir_uri Stylesheet directory URI. - * @param string $stylesheet Name of the activated theme's directory. - * @param string $theme_root_uri Themes root URI. - */ - return apply_filters( 'stylesheet_directory_uri', $stylesheet_dir_uri, $stylesheet, $theme_root_uri ); -} - -/** - * Retrieves the URI of current theme stylesheet. - * - * The stylesheet file name is 'style.css' which is appended to the stylesheet directory URI path. - * See get_stylesheet_directory_uri(). - * - * @since 1.5.0 - * - * @return string - */ -function get_stylesheet_uri() { - $stylesheet_dir_uri = get_stylesheet_directory_uri(); - $stylesheet_uri = $stylesheet_dir_uri . '/style.css'; - /** - * Filters the URI of the current theme stylesheet. - * - * @since 1.5.0 - * - * @param string $stylesheet_uri Stylesheet URI for the current theme/child theme. - * @param string $stylesheet_dir_uri Stylesheet directory URI for the current theme/child theme. - */ - return apply_filters( 'stylesheet_uri', $stylesheet_uri, $stylesheet_dir_uri ); -} - -/** - * Retrieves the localized stylesheet URI. - * - * The stylesheet directory for the localized stylesheet files are located, by - * default, in the base theme directory. The name of the locale file will be the - * locale followed by '.css'. If that does not exist, then the text direction - * stylesheet will be checked for existence, for example 'ltr.css'. - * - * The theme may change the location of the stylesheet directory by either using - * the {@see 'stylesheet_directory_uri'} or {@see 'locale_stylesheet_uri'} filters. - * - * If you want to change the location of the stylesheet files for the entire - * WordPress workflow, then change the former. If you just have the locale in a - * separate folder, then change the latter. - * - * @since 2.1.0 - * - * @global WP_Locale $wp_locale WordPress date and time locale object. - * - * @return string - */ -function get_locale_stylesheet_uri() { - global $wp_locale; - $stylesheet_dir_uri = get_stylesheet_directory_uri(); - $dir = get_stylesheet_directory(); - $locale = get_locale(); - if ( file_exists( "$dir/$locale.css" ) ) { - $stylesheet_uri = "$stylesheet_dir_uri/$locale.css"; - } elseif ( ! empty( $wp_locale->text_direction ) && file_exists( "$dir/{$wp_locale->text_direction}.css" ) ) { - $stylesheet_uri = "$stylesheet_dir_uri/{$wp_locale->text_direction}.css"; - } else { - $stylesheet_uri = ''; - } - /** - * Filters the localized stylesheet URI. - * - * @since 2.1.0 - * - * @param string $stylesheet_uri Localized stylesheet URI. - * @param string $stylesheet_dir_uri Stylesheet directory URI. - */ - return apply_filters( 'locale_stylesheet_uri', $stylesheet_uri, $stylesheet_dir_uri ); -} - -/** - * Retrieve name of the current theme. - * - * @since 1.5.0 - * - * @return string Template name. - */ -function get_template() { - /** - * Filters the name of the current theme. - * - * @since 1.5.0 - * - * @param string $template Current theme's directory name. - */ - return apply_filters( 'template', get_option( 'template' ) ); -} - -/** - * Retrieve current theme directory. - * - * @since 1.5.0 - * - * @return string Template directory path. - */ -function get_template_directory() { - $template = get_template(); - $theme_root = get_theme_root( $template ); - $template_dir = "$theme_root/$template"; - - /** - * Filters the current theme directory path. - * - * @since 1.5.0 - * - * @param string $template_dir The URI of the current theme directory. - * @param string $template Directory name of the current theme. - * @param string $theme_root Absolute path to the themes directory. - */ - return apply_filters( 'template_directory', $template_dir, $template, $theme_root ); -} - -/** - * Retrieve theme directory URI. - * - * @since 1.5.0 - * - * @return string Template directory URI. - */ -function get_template_directory_uri() { - $template = str_replace( '%2F', '/', rawurlencode( get_template() ) ); - $theme_root_uri = get_theme_root_uri( $template ); - $template_dir_uri = "$theme_root_uri/$template"; - - /** - * Filters the current theme directory URI. - * - * @since 1.5.0 - * - * @param string $template_dir_uri The URI of the current theme directory. - * @param string $template Directory name of the current theme. - * @param string $theme_root_uri The themes root URI. - */ - return apply_filters( 'template_directory_uri', $template_dir_uri, $template, $theme_root_uri ); -} - -/** - * Retrieve theme roots. - * - * @since 2.9.0 - * - * @global array $wp_theme_directories - * - * @return array|string An array of theme roots keyed by template/stylesheet or a single theme root if all themes have the same root. - */ -function get_theme_roots() { - global $wp_theme_directories; - - if ( ! is_array( $wp_theme_directories ) || count( $wp_theme_directories ) <= 1 ) { - return '/themes'; - } - - $theme_roots = get_site_transient( 'theme_roots' ); - if ( false === $theme_roots ) { - search_theme_directories( true ); // Regenerate the transient. - $theme_roots = get_site_transient( 'theme_roots' ); - } - return $theme_roots; -} - -/** - * Register a directory that contains themes. - * - * @since 2.9.0 - * - * @global array $wp_theme_directories - * - * @param string $directory Either the full filesystem path to a theme folder or a folder within WP_CONTENT_DIR - * @return bool - */ -function register_theme_directory( $directory ) { - global $wp_theme_directories; - - if ( ! file_exists( $directory ) ) { - // Try prepending as the theme directory could be relative to the content directory - $directory = WP_CONTENT_DIR . '/' . $directory; - // If this directory does not exist, return and do not register - if ( ! file_exists( $directory ) ) { - return false; - } - } - - if ( ! is_array( $wp_theme_directories ) ) { - $wp_theme_directories = array(); - } - - $untrailed = untrailingslashit( $directory ); - if ( ! empty( $untrailed ) && ! in_array( $untrailed, $wp_theme_directories ) ) { - $wp_theme_directories[] = $untrailed; - } - - return true; -} - -/** - * Search all registered theme directories for complete and valid themes. - * - * @since 2.9.0 - * - * @global array $wp_theme_directories - * @staticvar array $found_themes - * - * @param bool $force Optional. Whether to force a new directory scan. Defaults to false. - * @return array|false Valid themes found - */ -function search_theme_directories( $force = false ) { - global $wp_theme_directories; - static $found_themes = null; - - if ( empty( $wp_theme_directories ) ) { - return false; - } - - if ( ! $force && isset( $found_themes ) ) { - return $found_themes; - } - - $found_themes = array(); - - $wp_theme_directories = (array) $wp_theme_directories; - $relative_theme_roots = array(); - - // Set up maybe-relative, maybe-absolute array of theme directories. - // We always want to return absolute, but we need to cache relative - // to use in get_theme_root(). - foreach ( $wp_theme_directories as $theme_root ) { - if ( 0 === strpos( $theme_root, WP_CONTENT_DIR ) ) { - $relative_theme_roots[ str_replace( WP_CONTENT_DIR, '', $theme_root ) ] = $theme_root; - } else { - $relative_theme_roots[ $theme_root ] = $theme_root; - } - } - - /** - * 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 $cache_directory Directory to be searched for the cache. - */ - $cache_expiration = apply_filters( 'wp_cache_themes_persistently', false, 'search_theme_directories' ); - if ( $cache_expiration ) { - $cached_roots = get_site_transient( 'theme_roots' ); - if ( is_array( $cached_roots ) ) { - foreach ( $cached_roots as $theme_dir => $theme_root ) { - // A cached theme root is no longer around, so skip it. - if ( ! isset( $relative_theme_roots[ $theme_root ] ) ) { - continue; - } - $found_themes[ $theme_dir ] = array( - 'theme_file' => $theme_dir . '/style.css', - 'theme_root' => $relative_theme_roots[ $theme_root ], // Convert relative to absolute. - ); - } - return $found_themes; - } - if ( ! is_int( $cache_expiration ) ) { - $cache_expiration = 1800; // half hour - } - } else { - $cache_expiration = 1800; // half hour - } - - /* Loop the registered theme directories and extract all themes */ - foreach ( $wp_theme_directories as $theme_root ) { - - // Start with directories in the root of the current theme directory. - $dirs = @ scandir( $theme_root ); - if ( ! $dirs ) { - trigger_error( "$theme_root is not readable", E_USER_NOTICE ); - continue; - } - foreach ( $dirs as $dir ) { - if ( ! is_dir( $theme_root . '/' . $dir ) || $dir[0] == '.' || $dir == 'CVS' ) { - 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] == '.' || $dir == 'CVS' ) { - 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 ( $theme_roots != get_site_transient( 'theme_roots' ) ) { - set_site_transient( 'theme_roots', $theme_roots, $cache_expiration ); - } - - return $found_themes; -} - -/** - * Retrieve 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 ) ) { - $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 ); -} - -/** - * Retrieve 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 ) ) { - // 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 ); -} - -/** - * Get 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 current 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; -} - -/** - * Display 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; - - $_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 current theme files 'index.php' and 'style.css' exists. - * - * 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 current theme does not validate. - * - * You can use the {@see 'validate_current_theme'} filter to return false to - * disable this functionality. - * - * @since 1.5.0 - * @see WP_DEFAULT_THEME - * - * @return bool - */ -function validate_current_theme() { - /** - * Filters whether to validate the current theme. - * - * @since 2.7.0 - * - * @param bool $validate Whether to validate the current theme. Default true. - */ - if ( wp_installing() || ! apply_filters( 'validate_current_theme', true ) ) { - return true; - } - - if ( ! 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; -} - -/** - * Retrieve all theme modifications. - * - * @since 3.1.0 - * - * @return array|void 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" ); - } - } - return $mods; -} - -/** - * Retrieve theme modification value for the current theme. - * - * If the modification name does not exist, then the $default will be passed - * through {@link https://secure.php.net/sprintf sprintf()} PHP function with - * the template directory URI as the first string and the stylesheet directory URI - * as the second string. - * - * @since 2.1.0 - * - * @param string $name Theme modification name. - * @param string|false $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 string $current_mod The value of the current theme modification. - */ - return apply_filters( "theme_mod_{$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 ) ) { - $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 ); -} - -/** - * Update theme modification value for the current theme. - * - * @since 2.1.0 - * - * @param string $name Theme modification name. - * @param mixed $value Theme modification value. - */ -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 string $value The new value of the theme modification. - * @param string $old_value The current value of the theme modification. - */ - $mods[ $name ] = apply_filters( "pre_set_theme_mod_{$name}", $value, $old_value ); - - $theme = get_option( 'stylesheet' ); - update_option( "theme_mods_$theme", $mods ); -} - -/** - * Remove theme modification name from current 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 ); -} - -/** - * Remove theme modifications option for current 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; -} - -/** - * Check 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(); -} - -/** - * Retrieve 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(); - } - - return esc_url_raw( set_url_scheme( $url ) ); -} - -/** - * Create 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 ); - - $attr = wp_parse_args( - $attr, - array( - 'src' => $header->url, - 'width' => $width, - 'height' => $height, - 'alt' => get_bloginfo( 'name' ), - ) - ); - - // 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 ); - $sizes = ! empty( $attr['sizes'] ) ? $attr['sizes'] : wp_calculate_image_sizes( $size_array, $header->url, $image_meta, $header->attachment_id ); - - if ( $srcset && $sizes ) { - $attr['srcset'] = $srcset; - $attr['sizes'] = $sizes; - } - } - } - - $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 ); -} - -/** - * Display 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 ); -} - -/** - * Get random header image data from registered images in theme. - * - * @since 3.4.0 - * - * @access private - * - * @global array $_wp_default_headers - * @staticvar object $_wp_random_header - * - * @return object - */ -function _get_random_header_data() { - static $_wp_random_header = null; - - if ( empty( $_wp_random_header ) ) { - global $_wp_default_headers; - $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; -} - -/** - * Get 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; -} - -/** - * Check 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. any|default|uploaded - * @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; -} - -/** - * Display header image URL. - * - * @since 2.1.0 - */ -function header_image() { - $image = get_header_image(); - if ( $image ) { - echo esc_url( $image ); - } -} - -/** - * Get the header images uploaded for the current 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 = esc_url_raw( 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 ); - $header_images[ $header_index ]['attachment_parent'] = isset( $header_data['attachment_parent'] ) ? $header_data['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; -} - -/** - * Get 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 ); -} - -/** - * Register 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 ); -} - -/** - * Unregister 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; - } -} - -/** - * Check 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(); -} - -/** - * Retrieve 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' ) ); - $url = esc_url( get_theme_mod( 'external_header_video' ) ); - - if ( $id ) { - // Get the file URL from the attachment ID. - $url = wp_get_attachment_url( $id ); - } - - /** - * 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 esc_url_raw( set_url_scheme( $url ) ); -} - -/** - * Display header video URL. - * - * @since 4.7.0 - */ -function the_header_video_url() { - $video = get_header_video_url(); - if ( $video ) { - echo esc_url( $video ); - } -} - -/** - * Retrieve 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 ); -} - -/** - * Check 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 ); - } - - /** - * Modify 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 ); -} - -/** - * Retrieve 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() - ); -} - -/** - * Print 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() ); - } -} - -/** - * Retrieve 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' ) ); -} - -/** - * Display background image path. - * - * @since 3.0.0 - */ -function background_image() { - echo get_background_image(); -} - -/** - * Retrieve 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' ) ); -} - -/** - * Display 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 ( $color === get_theme_support( 'custom-background', 'default-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("' . esc_url_raw( $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 -} - -/** - * Render 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 echo strip_tags( $styles ); // Note that esc_html() cannot be used because `div > span` is not interpreted properly. ?> - </style> - <?php - endif; -} - -/** - * Fetch the `custom_css` post for a given theme. - * - * @since 4.7.0 - * - * @param string $stylesheet Optional. A theme object stylesheet name. Defaults to the current 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; -} - -/** - * Fetch the saved Custom CSS content for rendering. - * - * @since 4.7.0 - * - * @param string $stylesheet Optional. A theme object stylesheet name. Defaults to the current 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>. - * - * @since 4.7.0 - * - * @param string $css CSS pulled in from the Custom CSS CPT. - * @param string $stylesheet The theme stylesheet name. - */ - $css = apply_filters( 'wp_get_custom_css', $css, $stylesheet ); - - return $css; -} - -/** - * Update 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 Pre-processed CSS, stored in `post_content_filtered`. Normally empty string. Optional. - * @type string $stylesheet Stylesheet (child theme) to update. Optional, defaults to current 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. - if ( 0 === count( wp_get_post_revisions( $r ) ) ) { - wp_save_post_revision( $r ); - } - } - } - - if ( is_wp_error( $r ) ) { - return $r; - } - return get_post( $r ); -} - -/** - * Add 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; -} - -/** - * Retrieve any registered editor stylesheets - * - * @since 4.0.0 - * - * @global array $editor_styles Registered editor stylesheets - * - * @return array If registered, a list of editor stylesheet URLs. - */ -function get_editor_stylesheets() { - $stylesheets = array(); - // load editor_style.css if the current 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[] = esc_url_raw( $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 stylesheets applied to the editor. - * - * @since 4.3.0 - * - * @param array $stylesheets Array of stylesheets to be applied to the editor. - */ - return apply_filters( 'editor_stylesheets', $stylesheets ); -} - -/** - * Expand 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' => join( - '', - 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, $config ); -} - -/** - * Registers theme support for a given feature. - * - * Must be called in the theme's functions.php file to work. - * If attached to a hook, it must be {@see 'after_setup_theme'}. - * The {@see 'init'} hook may be too late for some features. - * - * Example usage: - * - * add_theme_support( 'title-tag' ); - * add_theme_support( 'custom-logo', array( - * 'height' => 480, - * 'width' => 720, - * ) ); - * - * @since 2.9.0 - * @since 3.6.0 The `html5` feature was added. - * @since 3.9.0 The `html5` feature now also accepts 'gallery' and 'caption'. - * @since 4.1.0 The `title-tag` feature was added. - * @since 4.5.0 The `customize-selective-refresh-widgets` feature was added. - * @since 4.7.0 The `starter-content` feature was added. - * @since 5.0.0 The `responsive-embeds`, `align-wide`, `dark-editor-style`, `disable-custom-colors`, - * `disable-custom-font-sizes`, `editor-color-palette`, `editor-font-sizes`, - * `editor-styles`, and `wp-block-styles` features were added. - * @since 5.3.0 The `html5` feature now also accepts 'script' and 'style'. - * @since 5.3.0 Formalized the existing and already documented `...$args` parameter - * by adding it to the function signature. - * - * @global array $_wp_theme_features - * - * @param string $feature The feature being added. Likely core values include 'post-formats', - * 'post-thumbnails', 'html5', 'custom-logo', 'custom-header-uploads', - * 'custom-header', 'custom-background', 'title-tag', 'starter-content', - * 'responsive-embeds', etc. - * @param mixed ...$args Optional extra arguments to pass along with certain features. - * @return void|bool False on failure, void otherwise. - */ -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 ) ); - } - break; - - case 'html5': - // You can't just pass 'html5', you need to pass an array of types. - if ( empty( $args[0] ) ) { - // Build an array of types for back-compat. - $args = array( 0 => array( 'comment-list', 'comment-form', 'search-form' ) ); - } elseif ( ! isset( $args[0] ) || ! is_array( $args[0] ) ) { - _doing_it_wrong( "add_theme_support( 'html5' )", __( 'You need to pass an array of types.' ), '3.6.1' ); - return false; - } - - // 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' => '', - ); - $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 $feature The feature to check. - * @param mixed ...$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. - * @return bool|void Whether feature was removed. - */ -function remove_theme_support( $feature ) { - // Blacklist: for internal registrations not used directly by themes. - if ( in_array( $feature, array( 'editor-style', 'widgets', 'menus' ) ) ) { - return false; - } - - return _remove_theme_support( $feature ); -} - -/** - * Do not use. Removes theme support internally, ignorant of the blacklist. - * - * @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 - */ -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 $feature The feature being checked. - * @param mixed ...$args Optional extra arguments to be checked against certain features. - * @return bool True if the current 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 be performed - if ( ! $args ) { - return true; - } - - 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] ); - - 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] ); - - 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][ $args[0] ] ); - } - - /** - * Filters whether the current theme supports a specific feature. - * - * The dynamic portion of the hook name, `$feature`, refers to the specific theme - * feature. Possible values include 'post-formats', 'post-thumbnails', 'custom-background', - * 'custom-header', 'menus', 'automatic-feed-links', 'html5', - * 'starter-content', and 'customize-selective-refresh-widgets'. - * - * @since 3.4.0 - * - * @param bool true Whether the current 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. - * @param string $include Path to the file. - * @return bool True if the current 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; -} - -/** - * 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; - $changeset_uuid = false; // 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. - $messenger_channel = null; - $autosaved = null; - $branching = false; // Set initially fo false since defaults to true for back-compat; can be overridden via the customize_changeset_branching filter. - - 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. - * @returns 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 current 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. - */ -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"'; - ?> - <!--[if lte IE 8]> - <script<?php echo $type_attr; ?>> - document.body.className = document.body.className.replace( /(^|\s)(no-)?customize-support(?=\s|$)/, '' ) + ' no-customize-support'; - </script> - <![endif]--> - <!--[if gte IE 9]><!--> - <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> - <!--<![endif]--> - <?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(); -} - -/** - * Make 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 ); - } -} |