*
* @since 3.4.0
*
+ * @global array $wp_theme_directories
+ * @staticvar array $_themes
+ *
* @param array $args The search arguments. Optional.
* - errors mixed True to return themes with errors, false to return themes without errors, null
* to return all themes. Defaults to false.
* to return only network-allowed themes. Null to return all themes. Defaults to null.
* - blog_id int (Multisite) The blog ID used to calculate which themes are allowed. Defaults to 0,
* synonymous for the current blog.
- * @return Array of WP_Theme objects.
+ * @return array Array of WP_Theme objects.
*/
function wp_get_themes( $args = array() ) {
global $wp_theme_directories;
*
* @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).
+ * 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 = null, $theme_root = null ) {
*/
function get_stylesheet() {
/**
- * Filter the name of current stylesheet.
+ * Filters the name of current stylesheet.
*
* @since 1.5.0
*
$stylesheet_dir = "$theme_root/$stylesheet";
/**
- * Filter the stylesheet directory path for current theme.
+ * Filters the stylesheet directory path for current theme.
*
* @since 1.5.0
*
- * @param string $stylesheet_dir Absolute path to the current them.
+ * @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.
*/
$stylesheet_dir_uri = "$theme_root_uri/$stylesheet";
/**
- * Filter the stylesheet directory URI.
+ * Filters the stylesheet directory URI.
*
* @since 1.5.0
*
}
/**
- * Retrieve URI of current theme stylesheet.
+ * Retrieves the URI of current theme stylesheet.
*
- * The stylesheet file name is 'style.css' which is appended to {@link
- * get_stylesheet_directory_uri() stylesheet directory URI} path.
+ * 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
*
$stylesheet_dir_uri = get_stylesheet_directory_uri();
$stylesheet_uri = $stylesheet_dir_uri . '/style.css';
/**
- * Filter the URI of the current theme stylesheet.
+ * Filters the URI of the current theme stylesheet.
*
* @since 1.5.0
*
}
/**
- * Retrieve localized stylesheet 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
* stylesheet will be checked for existence, for example 'ltr.css'.
*
* The theme may change the location of the stylesheet directory by either using
- * the 'stylesheet_directory_uri' filter or the 'locale_stylesheet_uri' filter.
+ * 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
+ *
* @return string
*/
function get_locale_stylesheet_uri() {
else
$stylesheet_uri = '';
/**
- * Filter the localized stylesheet URI.
+ * Filters the localized stylesheet URI.
*
* @since 2.1.0
*
*/
function get_template() {
/**
- * Filter the name of the current theme.
+ * Filters the name of the current theme.
*
* @since 1.5.0
*
$template_dir = "$theme_root/$template";
/**
- * Filter the current theme directory path.
+ * Filters the current theme directory path.
*
* @since 1.5.0
*
$template_dir_uri = "$theme_root_uri/$template";
/**
- * Filter the current theme directory URI.
+ * Filters the current theme directory URI.
*
* @since 1.5.0
*
*
* @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() {
*
* @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
*/
*
* @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 Valid themes found
+ * @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;
- static $found_themes;
if ( ! $force && isset( $found_themes ) )
return $found_themes;
}
/**
- * Filter whether to get the cache of the registered theme directories.
+ * Filters whether to get the cache of the registered theme directories.
*
* @since 3.4.0
*
*
* @since 1.5.0
*
+ * @global array $wp_theme_directories
+ *
* @param string $stylesheet_or_template The stylesheet or template name of the theme
* @return string Theme path.
*/
}
/**
- * Filter the absolute path to the themes directory.
+ * Filters the absolute path to the themes directory.
*
* @since 1.5.0
*
*
* @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 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.
* @return string Themes URI.
*/
function get_theme_root_uri( $stylesheet_or_template = false, $theme_root = false ) {
}
/**
- * Filter the URI for themes directory.
+ * Filters the URI for themes directory.
*
* @since 1.5.0
*
*
* @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.
+ * @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 ) {
echo '<link rel="stylesheet" href="' . $stylesheet . '" type="text/css" media="screen" />';
}
-/**
- * Start preview theme output buffer.
- *
- * Will only perform task if the user has permissions and template and preview
- * query variables exist.
- *
- * @since 2.6.0
- */
-function preview_theme() {
- if ( ! (isset($_GET['template']) && isset($_GET['preview'])) )
- return;
-
- if ( !current_user_can( 'switch_themes' ) )
- return;
-
- // Admin Thickbox requests
- if ( isset( $_GET['preview_iframe'] ) )
- show_admin_bar( false );
-
- $_GET['template'] = preg_replace('|[^a-z0-9_./-]|i', '', $_GET['template']);
-
- if ( validate_file($_GET['template']) )
- return;
-
- add_filter( 'template', '_preview_theme_template_filter' );
-
- if ( isset($_GET['stylesheet']) ) {
- $_GET['stylesheet'] = preg_replace('|[^a-z0-9_./-]|i', '', $_GET['stylesheet']);
- if ( validate_file($_GET['stylesheet']) )
- return;
- add_filter( 'stylesheet', '_preview_theme_stylesheet_filter' );
- }
-
- // Prevent theme mods to current theme being used on theme being previewed
- add_filter( 'pre_option_theme_mods_' . get_option( 'stylesheet' ), '__return_empty_array' );
-}
-
-/**
- * Private function to modify the current template when previewing a theme
- *
- * @since 2.9.0
- * @access private
- *
- * @return string
- */
-function _preview_theme_template_filter() {
- return isset($_GET['template']) ? $_GET['template'] : '';
-}
-
-/**
- * Private function to modify the current stylesheet when previewing a theme
- *
- * @since 2.9.0
- * @access private
- *
- * @return string
- */
-function _preview_theme_stylesheet_filter() {
- return isset($_GET['stylesheet']) ? $_GET['stylesheet'] : '';
-}
-
-/**
- * Callback function for ob_start() to capture all links in the theme.
- *
- * @since 2.6.0
- * @access private
- *
- * @param string $content
- * @return string
- */
-function preview_theme_ob_filter( $content ) {
- return $content;
-}
-
-/**
- * Manipulates preview theme links in order to control and maintain location.
- *
- * Callback function for preg_replace_callback() to accept and filter matches.
- *
- * @since 2.6.0
- * @access private
- *
- * @param array $matches
- * @return string
- */
-function preview_theme_ob_filter_callback( $matches ) {
- return $matches[0];
-}
-
/**
* 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 backwards compatibility.
+ * 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 ) {
set_theme_mod( 'sidebars_widgets', array( 'time' => time(), 'data' => $_sidebars_widgets ) );
}
- $old_theme = wp_get_theme();
- $new_theme = wp_get_theme( $stylesheet );
+ $nav_menu_locations = get_theme_mod( 'nav_menu_locations' );
if ( func_num_args() > 1 ) {
- $template = $stylesheet;
$stylesheet = func_get_arg( 1 );
- } else {
- $template = $new_theme->get_template();
}
+ $old_theme = wp_get_theme();
+ $new_theme = wp_get_theme( $stylesheet );
+ $template = $new_theme->get_template();
+
update_option( 'template', $template );
update_option( 'stylesheet', $stylesheet );
// 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 to remove the theme mods to avoid overwriting changes made via
+ * 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' );
}
+
+ if ( ! empty( $nav_menu_locations ) ) {
+ $nav_mods = get_theme_mod( 'nav_menu_locations' );
+ if ( empty( $nav_mods ) ) {
+ set_theme_mod( 'nav_menu_locations', $nav_menu_locations );
+ }
+ }
}
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 );
+ do_action( 'switch_theme', $new_name, $new_theme, $old_theme );
}
/**
* Checks that current theme files 'index.php' and 'style.css' exists.
*
- * Does not check the default theme, which is the fallback and should always exist.
+ * 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 'validate_current_theme' filter to return false to
+ *
+ * You can use the {@see 'validate_current_theme'} filter to return false to
* disable this functionality.
*
* @since 1.5.0
*/
function validate_current_theme() {
/**
- * Filter whether to validate the current theme.
+ * Filters whether to validate the current theme.
*
* @since 2.7.0
*
- * @param bool true Validation flag to check the current theme.
+ * @param bool $validate Whether to validate the current theme. Default true.
*/
- if ( defined('WP_INSTALLING') || ! apply_filters( 'validate_current_theme', true ) )
+ if ( wp_installing() || ! apply_filters( 'validate_current_theme', true ) )
return true;
- if ( get_template() != WP_DEFAULT_THEME && !file_exists(get_template_directory() . '/index.php') ) {
- switch_theme( WP_DEFAULT_THEME );
- return false;
+ 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;
}
- if ( get_stylesheet() != WP_DEFAULT_THEME && !file_exists(get_template_directory() . '/style.css') ) {
+ $default = wp_get_theme( WP_DEFAULT_THEME );
+ if ( $default->exists() ) {
switch_theme( WP_DEFAULT_THEME );
return false;
}
- if ( is_child_theme() && ! file_exists( get_stylesheet_directory() . '/style.css' ) ) {
- 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;
}
- return true;
+ switch_theme( $default->get_stylesheet() );
+ return false;
}
/**
*
* @since 3.1.0
*
- * @return array|null Theme modifications.
+ * @return array|void Theme modifications.
*/
function get_theme_mods() {
$theme_slug = get_option( 'stylesheet' );
- if ( false === ( $mods = get_option( "theme_mods_$theme_slug" ) ) ) {
+ $mods = get_option( "theme_mods_$theme_slug" );
+ if ( false === $mods ) {
$theme_name = get_option( 'current_theme' );
if ( false === $theme_name )
$theme_name = wp_get_theme()->get('Name');
* Retrieve theme modification value for the current theme.
*
* If the modification name does not exist, then the $default will be passed
- * through {@link http://php.net/sprintf sprintf()} PHP function with the first
+ * through {@link https://secure.php.net/sprintf sprintf()} PHP function with the first
* string the template directory URI and the second string the stylesheet
* directory URI.
*
* @since 2.1.0
*
- * @param string $name Theme modification name.
+ * @param string $name Theme modification name.
* @param bool|string $default
* @return string
*/
if ( isset( $mods[$name] ) ) {
/**
- * Filter the theme modification, or 'theme_mod', value.
+ * 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,
*
* @since 2.1.0
*
- * @param string $name Theme modification name.
- * @param mixed $value theme modification value.
+ * @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[ $name ] : false;
/**
- * Filter the theme mod value on save.
+ * Filters the theme mod value on save.
*
* The dynamic portion of the hook name, `$name`, refers to the key name of
* the modification array. For example, 'header_textcolor', 'header_image',
* @param string $value The new value of the theme mod.
* @param string $old_value The current value of the theme mod.
*/
- $mods[ $name ] = apply_filters( "pre_set_theme_mod_$name", $value, $old_value );
+ $mods[ $name ] = apply_filters( "pre_set_theme_mod_{$name}", $value, $old_value );
$theme = get_option( 'stylesheet' );
update_option( "theme_mods_$theme", $mods );
* @since 2.1.0
*
* @param string $name Theme modification name.
- * @return null
*/
function remove_theme_mod( $name ) {
$mods = get_theme_mods();
unset( $mods[ $name ] );
- if ( empty( $mods ) )
- return remove_theme_mods();
-
+ if ( empty( $mods ) ) {
+ remove_theme_mods();
+ return;
+ }
$theme = get_option( 'stylesheet' );
update_option( "theme_mods_$theme", $mods );
}
}
/**
- * Retrieve text color for custom header.
+ * Retrieves the custom header text color in HEX format.
*
* @since 2.1.0
*
- * @return string
+ * @return string Header text color in HEX format (minus the hash symbol).
*/
function get_header_textcolor() {
return get_theme_mod('header_textcolor', get_theme_support( 'custom-header', 'default-text-color' ) );
}
/**
- * Display text color for custom header.
+ * Displays the custom header text color in HEX format (minus the hash symbol).
*
* @since 2.1.0
*/
return false;
$text_color = get_theme_mod( 'header_textcolor', get_theme_support( 'custom-header', 'default-text-color' ) );
- return 'blank' != $text_color;
+ return 'blank' !== $text_color;
}
/**
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.
*
*
* @access private
*
- * @return string Path to header image
+ * @global array $_wp_default_headers
+ * @staticvar object $_wp_random_header
+ *
+ * @return object
*/
-
function _get_random_header_data() {
- static $_wp_random_header;
+ static $_wp_random_header = null;
if ( empty( $_wp_random_header ) ) {
global $_wp_default_headers;
*
* @return string Path to header image
*/
-
function get_random_header_image() {
$random_image = _get_random_header_data();
if ( empty( $random_image->url ) )
* @since 3.2.0
*
* @param string $type The random pool to use. any|default|uploaded
- * @return boolean
+ * @return bool
*/
function is_random_header_image( $type = 'any' ) {
$header_image_mod = get_theme_mod( 'header_image', get_theme_support( 'custom-header', 'default-image' ) );
foreach ( (array) $headers as $header ) {
$url = esc_url_raw( wp_get_attachment_url( $header->ID ) );
$header_data = wp_get_attachment_metadata( $header->ID );
- $header_index = basename($url);
+ $header_index = $header->ID;
+
$header_images[$header_index] = array();
- $header_images[$header_index]['attachment_id'] = $header->ID;
+ $header_images[$header_index]['attachment_id'] = $header->ID;
$header_images[$header_index]['url'] = $url;
- $header_images[$header_index]['thumbnail_url'] = $url;
+ $header_images[$header_index]['thumbnail_url'] = $url;
+ $header_images[$header_index]['alt_text'] = get_post_meta( $header->ID, '_wp_attachment_image_alt', true );
+
if ( isset( $header_data['width'] ) )
$header_images[$header_index]['width'] = $header_data['width'];
if ( isset( $header_data['height'] ) )
*
* @since 3.4.0
*
+ * @global array $_wp_default_headers
+ *
* @return object
*/
function get_custom_header() {
'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 );
}
*
* @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 ) {
* @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.
}
}
+/**
+ * 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. Returns false if there is no video.
+ *
+ * @since 4.7.0
+ *
+ * @return string|false
+ */
+function get_header_video_url() {
+ $id = absint( get_theme_mod( 'header_video' ) );
+ $url = esc_url( get_theme_mod( 'external_header_video' ) );
+
+ if ( ! $id && ! $url ) {
+ return false;
+ }
+
+ if ( $id ) {
+ // Get the file URL from the attachment ID.
+ $url = wp_get_attachment_url( $id );
+ }
+
+ 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'];
+ }
+
+ 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.
*
$color = false;
}
- if ( ! $background && ! $color )
+ if ( ! $background && ! $color ) {
+ if ( is_customize_preview() ) {
+ echo '<style type="text/css" id="custom-background-css"></style>';
+ }
return;
+ }
$style = $color ? "background-color: #$color;" : '';
if ( $background ) {
- $image = " background-image: url('$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( 'no-repeat', 'repeat-x', 'repeat-y', 'repeat' ) ) )
+
+ if ( ! in_array( $repeat, array( 'repeat-x', 'repeat-y', 'repeat', 'no-repeat' ), true ) ) {
$repeat = 'repeat';
- $repeat = " background-repeat: $repeat;";
+ }
- $position = get_theme_mod( 'background_position_x', get_theme_support( 'custom-background', 'default-position-x' ) );
- if ( ! in_array( $position, array( 'center', 'right', 'left' ) ) )
- $position = 'left';
- $position = " background-position: top $position;";
+ $repeat = " background-repeat: $repeat;";
+ // Background Scroll.
$attachment = get_theme_mod( 'background_attachment', get_theme_support( 'custom-background', 'default-attachment' ) );
- if ( ! in_array( $attachment, array( 'fixed', 'scroll' ) ) )
+
+ if ( 'fixed' !== $attachment ) {
$attachment = 'scroll';
+ }
+
$attachment = " background-attachment: $attachment;";
- $style .= $image . $repeat . $position . $attachment;
+ $style .= $image . $position . $size . $repeat . $attachment;
}
?>
<style type="text/css" id="custom-background-css">
<?php
}
+/**
+ * Render the Custom CSS style element.
+ *
+ * @since 4.7.0
+ * @access public
+ */
+function wp_custom_css_cb() {
+ $styles = wp_get_custom_css();
+ if ( $styles || is_customize_preview() ) : ?>
+ <style type="text/css" 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
+ * @access public
+ *
+ * @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
+ * @access public
+ *
+ * @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;
+ }
+
+ /**
+ * Modify 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
+ * @access public
+ *
+ * @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.
*
*
* @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'
+ * Defaults to 'editor-style.css'
*/
function add_editor_style( $stylesheet = 'editor-style.css' ) {
-
add_theme_support( 'editor-style' );
if ( ! is_admin() )
*
* @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() {
*
* @since 4.0.0
*
- * @global $editor_styles Registered editor stylesheets
+ * @global array $editor_styles Registered editor stylesheets
*
* @return array If registered, a list of editor stylesheet URLs.
*/
}
}
}
- return $stylesheets;
+
+ /**
+ * 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(
+ '<p><strong>' . _x( 'Address', 'Theme starter content' ) . '</strong><br />',
+ _x( '123 Main Street', 'Theme starter content' ) . '<br />' . _x( 'New York, NY 10001', 'Theme starter content' ) . '</p>',
+ '<p><strong>' . _x( 'Hours', 'Theme starter content' ) . '</strong><br />',
+ _x( 'Monday—Friday: 9:00AM–5:00PM', 'Theme starter content' ) . '<br />' . _x( 'Saturday & Sunday: 11:00AM–3:00PM', 'Theme starter content' ) . '</p>'
+ ) ),
+ ) ),
+ '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' ),
+ ) ),
+ '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 home_link.
+ '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' => _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' => _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' => _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' => _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 );
}
/**
- * Allows a theme to register its support of a certain feature
+ * 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 after_setup_theme.
- * The init hook may be too late for some features.
+ * If attached to a hook, it must be {@see 'after_setup_theme'}.
+ * The {@see 'init'} hook may be too late for some features.
*
* @since 2.9.0
- *
- * @param string $feature The feature being added.
+ * @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
+ *
+ * @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', 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 = array_slice( func_get_args(), 1 );
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 ( 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 ( is_array( $args[0] ) ) {
$post_formats = get_post_format_slugs();
$args[0] = array_merge( $_wp_theme_features['html5'][0], $args[0] );
break;
+ case 'custom-logo':
+ if ( ! is_array( $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 ) );
'wp-head-callback' => '',
'admin-head-callback' => '',
'admin-preview-callback' => '',
+ 'video' => false,
+ 'video-active-callback' => 'is_front_page',
);
$jit = isset( $args[0]['__jit'] );
// 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 backwards compatibility.
+ // 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;
$defaults = array(
'default-image' => '',
- 'default-repeat' => 'repeat',
+ 'default-preset' => 'default',
'default-position-x' => 'left',
+ 'default-position-y' => 'top',
+ 'default-size' => 'auto',
+ 'default-repeat' => 'repeat',
'default-attachment' => 'scroll',
'default-color' => '',
'wp-head-callback' => '_custom_background_cb',
if ( did_action( 'wp_loaded' ) ) {
/* translators: 1: Theme support 2: hook name */
_doing_it_wrong( "add_theme_support( 'title-tag' )", sprintf( __( 'Theme support for %1$s should be registered before the %2$s hook.' ),
- '<code>title-tag</code>', '<code>wp_loaded</code>' ), '4.1' );
+ '<code>title-tag</code>', '<code>wp_loaded</code>' ), '4.1.0' );
return false;
}
*
* @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;
}
}
+/**
+ * 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 );
+
+ ?>
+ <!-- Custom Logo: hide header text -->
+ <style id="custom-logo-css" type="text/css">
+ <?php echo $classes; ?> {
+ position: absolute;
+ clip: rect(1px, 1px, 1px, 1px);
+ }
+ </style>
+ <?php
+ }
+}
+
/**
* Gets the theme support arguments passed when registering that support
*
* @since 3.1.0
*
+ * @global array $_wp_theme_features
+ *
* @param string $feature the feature to check
* @return mixed The array of extra arguments or the value for the registered feature.
*/
$args = array_slice( func_get_args(), 1 );
switch ( $feature ) {
+ case 'custom-logo' :
case 'custom-header' :
case 'custom-background' :
if ( isset( $_wp_theme_features[ $feature ][0][ $args[0] ] ) )
* @since 3.0.0
* @see add_theme_support()
* @param string $feature the feature being added
- * @return null|bool Whether feature was removed.
+ * @return bool|void Whether feature was removed.
*/
function remove_theme_support( $feature ) {
// Blacklist: for internal registrations not used directly by themes.
*
* @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 ) {
if ( ! did_action( 'wp_loaded' ) )
break;
$support = get_theme_support( 'custom-header' );
- if ( $support[0]['wp-head-callback'] )
+ if ( isset( $support[0]['wp-head-callback'] ) ) {
remove_action( 'wp_head', $support[0]['wp-head-callback'] );
- remove_action( 'admin_menu', array( $GLOBALS['custom_image_header'], 'init' ) );
- unset( $GLOBALS['custom_image_header'] );
+ }
+ 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' :
* Checks a theme's support for a given feature
*
* @since 2.9.0
+ *
+ * @global array $_wp_theme_features
+ *
* @param string $feature the feature being checked
- * @return boolean
+ * @return bool
*/
function current_theme_supports( $feature ) {
global $_wp_theme_features;
if ( !isset( $_wp_theme_features[$feature] ) )
return false;
- if ( 'title-tag' == $feature ) {
- // Don't confirm support unless called internally.
- $trace = debug_backtrace();
- if ( ! in_array( $trace[1]['function'], array( '_wp_render_title_tag', 'wp_title' ) ) ) {
- return false;
- }
- }
-
// If no args passed then no extra checks need be performed
if ( func_num_args() <= 1 )
return true;
$type = $args[0];
return in_array( $type, $_wp_theme_features[$feature][0] );
+ case 'custom-logo':
case 'custom-header':
- case 'custom-background' :
- // specific custom header and background capabilities can be registered by passing
- // an array to add_theme_support()
- $header_support = $args[0];
- return ( isset( $_wp_theme_features[$feature][0][$header_support] ) && $_wp_theme_features[$feature][0][$header_support] );
+ 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][ $args[0] ] );
}
/**
- * Filter whether the current theme supports a specific feature.
+ * Filters whether the current theme supports a specific feature.
*
* The dynamic portion of the hook name, `$feature`, refers to the specific theme
* feature. Possible values include 'post-formats', 'post-thumbnails', 'custom-background',
- * 'custom-header', 'menus', 'automatic-feed-links', and 'html5'.
+ * 'custom-header', 'menus', 'automatic-feed-links', 'html5',
+ * 'starter-content', and 'customize-selective-refresh-widgets'.
*
* @since 3.4.0
*
* 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
+ * attachment.
*
* @access private
* @since 3.0.0
- * @param int $id the attachment id
+ * @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();
+ $header_image = get_header_image();
$background_image = get_background_image();
+ $custom_logo_id = get_theme_mod( 'custom_logo' );
- if ( $header_image && $header_image == $attachment_image )
+ 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 )
+ 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
+ * 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
*/
/** This action is documented in wp-includes/theme.php */
do_action( 'after_switch_theme', $stylesheet );
}
+ flush_rewrite_rules();
update_option( 'theme_switched', false );
}
/**
* Includes and instantiates the WP_Customize_Manager class.
*
- * Fires when ?wp_customize=on or on wp-admin/customize.php.
+ * 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() {
- if ( ! ( ( isset( $_REQUEST['wp_customize'] ) && 'on' == $_REQUEST['wp_customize'] )
- || ( is_admin() && 'customize.php' == basename( $_SERVER['PHP_SELF'] ) )
- ) )
+
+ $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' );
+ $input_vars = array_merge(
+ wp_array_slice_assoc( $_GET, $keys ),
+ wp_array_slice_assoc( $_POST, $keys )
+ );
+
+ $theme = null;
+ $changeset_uuid = null;
+ $messenger_channel = null;
+
+ 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 ( isset( $input_vars['customize_messenger_channel'] ) ) {
+ $messenger_channel = sanitize_key( $input_vars['customize_messenger_channel'] );
+ }
- require( ABSPATH . WPINC . '/class-wp-customize-manager.php' );
- // Init Customize class
- $GLOBALS['wp_customize'] = new WP_Customize_Manager;
+ require_once ABSPATH . WPINC . '/class-wp-customize-manager.php';
+ $GLOBALS['wp_customize'] = new WP_Customize_Manager( compact( 'changeset_uuid', 'theme', 'messenger_channel' ) );
+}
+
+/**
+ * Publish a snapshot's changes.
+ *
+ * @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 ) );
+ }
+
+ 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. Ths 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 ) ) {
+ $post = $changeset_post;
+ $post_id = $changeset_post->ID;
+
+ /*
+ * The following re-formulates the logic from wp_trash_post() as done in
+ * wp_publish_post(). The reason for bypassing wp_trash_post() is that it
+ * will mutate the the post_content and the post_name when they should be
+ * untouched.
+ */
+ if ( ! EMPTY_TRASH_DAYS ) {
+ wp_delete_post( $post_id, true );
+ } else {
+ /** This action is documented in wp-includes/post.php */
+ do_action( 'wp_trash_post', $post_id );
+
+ add_post_meta( $post_id, '_wp_trash_meta_status', $post->post_status );
+ add_post_meta( $post_id, '_wp_trash_meta_time', time() );
+
+ $old_status = $post->post_status;
+ $new_status = 'trash';
+ $wpdb->update( $wpdb->posts, array( 'post_status' => $new_status ), array( 'ID' => $post->ID ) );
+ clean_post_cache( $post->ID );
+
+ $post->post_status = $new_status;
+ wp_transition_post_status( $new_status, $old_status, $post );
+
+ /** This action is documented in wp-includes/post.php */
+ do_action( 'edit_post', $post->ID, $post );
+
+ /** This action is documented in wp-includes/post.php */
+ do_action( "save_post_{$post->post_type}", $post->ID, $post, true );
+
+ /** This action is documented in wp-includes/post.php */
+ do_action( 'save_post', $post->ID, $post, true );
+
+ /** This action is documented in wp-includes/post.php */
+ do_action( 'wp_insert_post', $post->ID, $post, true );
+
+ /** This action is documented in wp-includes/post.php */
+ do_action( 'trashed_post', $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;
}
/**
* @since 3.4.0
*/
function _wp_customize_loader_settings() {
- global $wp_scripts;
-
$admin_origin = parse_url( admin_url() );
$home_origin = parse_url( home_url() );
$cross_domain = ( strtolower( $admin_origin[ 'host' ] ) != strtolower( $home_origin[ 'host' ] ) );
$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";
* @since 3.4.0
*
* @param string $stylesheet Optional. Theme to customize. Defaults to current theme.
- * The theme's stylesheet will be urlencoded if necessary.
+ * The theme's stylesheet will be urlencoded if necessary.
+ * @return string
*/
function wp_customize_url( $stylesheet = null ) {
$url = admin_url( 'customize.php' );
* 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() );
$cross_domain = ( strtolower( $admin_origin[ 'host' ] ) != strtolower( $home_origin[ 'host' ] ) );
?>
- <script type="text/javascript">
- (function() {
- var request, b = document.body, c = 'className', cs = 'customize-support', rcs = new RegExp('(^|\\s+)(no-)?'+cs+'(\\s+|$)');
-
-<?php if ( $cross_domain ): ?>
- request = (function(){ var xhr = new XMLHttpRequest(); return ('withCredentials' in xhr); })();
-<?php else: ?>
- request = true;
-<?php endif; ?>
-
- b[c] = b[c].replace( rcs, ' ' );
- b[c] += ( window.postMessage && request ? ' ' : ' no-' ) + cs;
- }());
- </script>
+ <!--[if lte IE 8]>
+ <script type="text/javascript">
+ document.body.className = document.body.className.replace( /(^|\s)(no-)?customize-support(?=\s|$)/, '' ) + ' no-customize-support';
+ </script>
+ <![endif]-->
+ <!--[if gte IE 9]><!-->
+ <script type="text/javascript">
+ (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
}