- * if( '' != get_query_template( '404' ) )
- * include( get_query_template( '404' ) );
- *
- * or the same can be accomplished with
- *
- * if( '' != get_404_template() )
- * include( get_404_template() );
- *
- *
- * @since 1.5.0
+ * Retrieve theme modification value for the current theme.
*
- * @param string $type Filename without extension.
- * @return string Full path to file.
- */
-function get_query_template($type) {
- $type = preg_replace( '|[^a-z0-9-]+|', '', $type );
- return apply_filters("{$type}_template", locate_template(array("{$type}.php")));
-}
-
-/**
- * Retrieve path of 404 template in current or parent template.
+ * 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 first
+ * string the template directory URI and the second string the stylesheet
+ * directory URI.
*
- * @since 1.5.0
+ * @since 2.1.0
*
+ * @param string $name Theme modification name.
+ * @param bool|string $default
* @return string
*/
-function get_404_template() {
- return get_query_template('404');
-}
+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] );
+ }
-/**
- * Retrieve path of archive template in current or parent template.
- *
- * @since 1.5.0
- *
- * @return string
- */
-function get_archive_template() {
- return get_query_template('archive');
+ if ( is_string( $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 );
}
/**
- * Retrieve path of author template in current or parent template.
+ * Update theme modification value for the current theme.
*
- * @since 1.5.0
+ * @since 2.1.0
*
- * @return string
+ * @param string $name Theme modification name.
+ * @param mixed $value Theme modification value.
*/
-function get_author_template() {
- return get_query_template('author');
+function set_theme_mod( $name, $value ) {
+ $mods = get_theme_mods();
+ $old_value = isset( $mods[ $name ] ) ? $mods[ $name ] : false;
+
+ /**
+ * Filters the theme mod value on save.
+ *
+ * The dynamic portion of the hook name, `$name`, refers to the key name of
+ * the modification array. For example, 'header_textcolor', 'header_image',
+ * and so on depending on the theme options.
+ *
+ * @since 3.9.0
+ *
+ * @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 );
+
+ $theme = get_option( 'stylesheet' );
+ update_option( "theme_mods_$theme", $mods );
}
/**
- * Retrieve path of category template in current or parent template.
+ * Remove theme modification name from current theme list.
*
- * Works by first retrieving the current slug for example 'category-default.php' and then
- * trying category ID, for example 'category-1.php' and will finally fallback to category.php
- * template, if those files don't exist.
+ * If removing the name also removes all elements, then the entire option will
+ * be removed.
*
- * @since 1.5.0
- * @uses apply_filters() Calls 'category_template' on file path of category template.
+ * @since 2.1.0
*
- * @return string
+ * @param string $name Theme modification name.
*/
-function get_category_template() {
- $cat_ID = absint( get_query_var('cat') );
- $category = get_category( $cat_ID );
-
- $templates = array();
+function remove_theme_mod( $name ) {
+ $mods = get_theme_mods();
- if ( !is_wp_error($category) )
- $templates[] = "category-{$category->slug}.php";
+ if ( ! isset( $mods[ $name ] ) )
+ return;
- $templates[] = "category-$cat_ID.php";
- $templates[] = "category.php";
+ unset( $mods[ $name ] );
- $template = locate_template($templates);
- return apply_filters('category_template', $template);
+ if ( empty( $mods ) ) {
+ remove_theme_mods();
+ return;
+ }
+ $theme = get_option( 'stylesheet' );
+ update_option( "theme_mods_$theme", $mods );
}
/**
- * Retrieve path of tag template in current or parent template.
- *
- * Works by first retrieving the current tag name, for example 'tag-wordpress.php' and then
- * trying tag ID, for example 'tag-1.php' and will finally fallback to tag.php
- * template, if those files don't exist.
- *
- * @since 2.3.0
- * @uses apply_filters() Calls 'tag_template' on file path of tag template.
+ * Remove theme modifications option for current theme.
*
- * @return string
+ * @since 2.1.0
*/
-function get_tag_template() {
- $tag_id = absint( get_query_var('tag_id') );
- $tag_name = get_query_var('tag');
-
- $templates = array();
-
- if ( $tag_name )
- $templates[] = "tag-$tag_name.php";
- if ( $tag_id )
- $templates[] = "tag-$tag_id.php";
- $templates[] = "tag.php";
+function remove_theme_mods() {
+ delete_option( 'theme_mods_' . get_option( 'stylesheet' ) );
- $template = locate_template($templates);
- return apply_filters('tag_template', $template);
+ // Old style.
+ $theme_name = get_option( 'current_theme' );
+ if ( false === $theme_name )
+ $theme_name = wp_get_theme()->get('Name');
+ delete_option( 'mods_' . $theme_name );
}
/**
- * Retrieve path of taxonomy template in current or parent template.
+ * Retrieves the custom header text color in HEX format.
*
- * Retrieves the taxonomy and term, if term is available. The template is
- * prepended with 'taxonomy-' and followed by both the taxonomy string and
- * the taxonomy string followed by a dash and then followed by the term.
- *
- * The taxonomy and term template is checked and used first, if it exists.
- * Second, just the taxonomy template is checked, and then finally, taxonomy.php
- * template is used. If none of the files exist, then it will fall back on to
- * index.php.
- *
- * @since unknown (2.6.0 most likely)
- * @uses apply_filters() Calls 'taxonomy_template' filter on found path.
+ * @since 2.1.0
*
- * @return string
+ * @return string Header text color in HEX format (minus the hash symbol).
*/
-function get_taxonomy_template() {
- $taxonomy = get_query_var('taxonomy');
- $term = get_query_var('term');
-
- $templates = array();
- if ( $taxonomy && $term )
- $templates[] = "taxonomy-$taxonomy-$term.php";
- if ( $taxonomy )
- $templates[] = "taxonomy-$taxonomy.php";
-
- $templates[] = "taxonomy.php";
-
- $template = locate_template($templates);
- return apply_filters('taxonomy_template', $template);
+function get_header_textcolor() {
+ return get_theme_mod('header_textcolor', get_theme_support( 'custom-header', 'default-text-color' ) );
}
/**
- * Retrieve path of date template in current or parent template.
+ * Displays the custom header text color in HEX format (minus the hash symbol).
*
- * @since 1.5.0
- *
- * @return string
+ * @since 2.1.0
*/
-function get_date_template() {
- return get_query_template('date');
+function header_textcolor() {
+ echo get_header_textcolor();
}
/**
- * Retrieve path of home template in current or parent template.
+ * Whether to display the header text.
*
- * Attempts to locate 'home.php' first before falling back to 'index.php'.
- *
- * @since 1.5.0
- * @uses apply_filters() Calls 'home_template' on file path of home template.
+ * @since 3.4.0
*
- * @return string
+ * @return bool
*/
-function get_home_template() {
- $template = locate_template(array('home.php', 'index.php'));
- return apply_filters('home_template', $template);
+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;
}
/**
- * Retrieve path of page template in current or parent template.
+ * Check whether a header image is set or not.
*
- * Will first look for the specifically assigned page template
- * The will search for 'page-{slug}.php' followed by 'page-id.php'
- * and finally 'page.php'
+ * @since 4.2.0
*
- * @since 1.5.0
+ * @see get_header_image()
*
- * @return string
+ * @return bool Whether a header image is set or not.
*/
-function get_page_template() {
- global $wp_query;
-
- $id = (int) $wp_query->post->ID;
- $template = get_post_meta($id, '_wp_page_template', true);
- $pagename = get_query_var('pagename');
-
- if ( 'default' == $template )
- $template = '';
-
- $templates = array();
- if ( !empty($template) && !validate_file($template) )
- $templates[] = $template;
- if ( $pagename )
- $templates[] = "page-$pagename.php";
- if ( $id )
- $templates[] = "page-$id.php";
- $templates[] = "page.php";
-
- return apply_filters('page_template', locate_template($templates));
+function has_header_image() {
+ return (bool) get_header_image();
}
/**
- * Retrieve path of paged template in current or parent template.
+ * Retrieve header image for custom header.
*
- * @since 1.5.0
+ * @since 2.1.0
*
- * @return string
+ * @return string|false
*/
-function get_paged_template() {
- return get_query_template('paged');
+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 ) );
}
/**
- * Retrieve path of search template in current or parent template.
+ * Create image tag markup for a custom header image.
*
- * @since 1.5.0
+ * @since 4.4.0
*
- * @return string
+ * @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_search_template() {
- return get_query_template('search');
+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 = ' $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 );
}
/**
- * Retrieve path of single template in current or parent template.
+ * Display the image markup for a custom header image.
*
- * @since 1.5.0
+ * @since 4.4.0
*
- * @return string
+ * @param array $attr Optional. Attributes for the image markup. Default empty.
*/
-function get_single_template() {
- return get_query_template('single');
+function the_header_image_tag( $attr = array() ) {
+ echo get_header_image_tag( $attr );
}
/**
- * Retrieve path of attachment template in current or parent template.
+ * Get random header image data from registered images in theme.
*
- * The attachment path first checks if the first part of the mime type exists.
- * The second check is for the second part of the mime type. The last check is
- * for both types separated by an underscore. If neither are found then the file
- * 'attachment.php' is checked and returned.
+ * @since 3.4.0
*
- * Some examples for the 'text/plain' mime type are 'text.php', 'plain.php', and
- * finally 'text_plain.php'.
+ * @access private
*
- * @since 2.0.0
+ * @global array $_wp_default_headers
+ * @staticvar object $_wp_random_header
*
- * @return string
+ * @return object
*/
-function get_attachment_template() {
- global $posts;
- $type = explode('/', $posts[0]->post_mime_type);
- if ( $template = get_query_template($type[0]) )
- return $template;
- elseif ( $template = get_query_template($type[1]) )
- return $template;
- elseif ( $template = get_query_template("$type[0]_$type[1]") )
- return $template;
- else
- return get_query_template('attachment');
-}
+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;
+ }
+ }
-/**
- * Retrieve path of comment popup template in current or parent template.
- *
- * Checks for comment popup template in current template, if it exists or in the
- * parent template. If it doesn't exist, then it retrieves the comment-popup.php
- * file from the default theme. The default theme must then exist for it to
- * work.
- *
- * @since 1.5.0
- * @uses apply_filters() Calls 'comments_popup_template' filter on path.
- *
- * @return string
- */
-function get_comments_popup_template() {
- $template = locate_template(array("comments-popup.php"));
- if ('' == $template)
- $template = get_theme_root() . '/default/comments-popup.php';
+ if ( empty( $headers ) )
+ return new stdClass;
- return apply_filters('comments_popup_template', $template);
+ $_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;
}
/**
- * Retrieve the name of the highest priority template file that exists.
+ * Get random header image url from registered images in theme.
*
- * Searches in the STYLESHEETPATH before TEMPLATEPATH so that themes which
- * inherit from a parent theme can just overload one file.
+ * @since 3.2.0
*
- * @since 2.7.0
- *
- * @param array $template_names Array of template files to search for in priority order.
- * @param bool $load If true the template file will be loaded if it is found.
- * @return string The template filename if one is located.
+ * @return string Path to header image
*/
-function locate_template($template_names, $load = false) {
- if (!is_array($template_names))
+function get_random_header_image() {
+ $random_image = _get_random_header_data();
+ if ( empty( $random_image->url ) )
return '';
-
- $located = '';
- foreach($template_names as $template_name) {
- if ( file_exists(STYLESHEETPATH . '/' . $template_name)) {
- $located = STYLESHEETPATH . '/' . $template_name;
- break;
- } else if ( file_exists(TEMPLATEPATH . '/' . $template_name) ) {
- $located = TEMPLATEPATH . '/' . $template_name;
- break;
- }
- }
-
- if ($load && '' != $located)
- load_template($located);
-
- return $located;
+ return $random_image->url;
}
/**
- * Require once the template file with WordPress environment.
+ * Check if random header image is in use.
*
- * The globals are set up for the template file to ensure that the WordPress
- * environment is available from within the function. The query variables are
- * also available.
+ * 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 1.5.0
+ * @since 3.2.0
*
- * @param string $_template_file Path to template file.
+ * @param string $type The random pool to use. any|default|uploaded
+ * @return bool
*/
-function load_template($_template_file) {
- global $posts, $post, $wp_did_header, $wp_did_template_redirect, $wp_query, $wp_rewrite, $wpdb, $wp_version, $wp, $id, $comment, $user_ID;
+function is_random_header_image( $type = 'any' ) {
+ $header_image_mod = get_theme_mod( 'header_image', get_theme_support( 'custom-header', 'default-image' ) );
- if ( is_array($wp_query->query_vars) )
- extract($wp_query->query_vars, EXTR_SKIP);
+ 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( $header_image_mod ) && '' != get_random_header_image() )
+ return true;
+ }
- require_once($_template_file);
+ return false;
}
/**
- * Display localized stylesheet link element.
+ * Display header image URL.
*
* @since 2.1.0
*/
-function locale_stylesheet() {
- $stylesheet = get_locale_stylesheet_uri();
- if ( empty($stylesheet) )
- return;
- echo '';
+function header_image() {
+ $image = get_header_image();
+ if ( $image ) {
+ echo esc_url( $image );
+ }
}
/**
- * Start preview theme output buffer.
+ * Get the header images uploaded for the current theme.
*
- * Will only preform task if the user has permissions and template and preview
- * query variables exist.
+ * @since 3.2.0
*
- * @since 2.6.0
+ * @return array
*/
-function preview_theme() {
- if ( ! (isset($_GET['template']) && isset($_GET['preview'])) )
- return;
-
- if ( !current_user_can( 'switch_themes' ) )
- return;
-
- $_GET['template'] = preg_replace('|[^a-z0-9_./-]|i', '', $_GET['template']);
+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 );
+
+ if ( isset( $header_data['width'] ) )
+ $header_images[$header_index]['width'] = $header_data['width'];
+ if ( isset( $header_data['height'] ) )
+ $header_images[$header_index]['height'] = $header_data['height'];
+ }
- if ( validate_file($_GET['template']) )
- return;
+ return $header_images;
+}
- add_filter( 'template', '_preview_theme_template_filter' );
+/**
+ * Get the header image data.
+ *
+ * @since 3.4.0
+ *
+ * @global array $_wp_default_headers
+ *
+ * @return object
+ */
+function get_custom_header() {
+ global $_wp_default_headers;
- if ( isset($_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' );
+ 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'] = $data['thumbnail_url'] = vsprintf( get_theme_support( 'custom-header', 'default-image' ), $directory_args );
+ 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;
+ }
+ }
+ }
+ }
}
- // Prevent theme mods to current theme being used on theme being previewed
- add_filter( 'pre_option_mods_' . get_current_theme(), create_function( '', "return array();" ) );
-
- ob_start( 'preview_theme_ob_filter' );
+ $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 );
}
-add_action('setup_theme', 'preview_theme');
/**
- * Private function to modify the current template when previewing a theme
+ * Register a selection of default headers to be displayed by the custom header admin UI.
*
- * @since 2.9.0
- * @access private
+ * @since 3.0.0
*
- * @return string
+ * @global array $_wp_default_headers
+ *
+ * @param array $headers Array of headers keyed by a string id. The ids point to arrays containing 'url', 'thumbnail_url', and 'description' keys.
*/
-function _preview_theme_template_filter() {
- return isset($_GET['template']) ? $_GET['template'] : '';
+function register_default_headers( $headers ) {
+ global $_wp_default_headers;
+
+ $_wp_default_headers = array_merge( (array) $_wp_default_headers, (array) $headers );
}
/**
- * Private function to modify the current stylesheet when previewing a theme
+ * Unregister default headers.
*
- * @since 2.9.0
- * @access private
+ * This function must be called after register_default_headers() has already added the
+ * header you want to remove.
*
- * @return string
+ * @see register_default_headers()
+ * @since 3.0.0
+ *
+ * @global array $_wp_default_headers
+ *
+ * @param string|array $header The header string id (key of array) to remove, or an array thereof.
+ * @return bool|void A single header returns true on success, false on failure.
+ * There is currently no return value for multiple headers.
*/
-function _preview_theme_stylesheet_filter() {
- return isset($_GET['stylesheet']) ? $_GET['stylesheet'] : '';
+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;
+ }
}
/**
- * Callback function for ob_start() to capture all links in the theme.
+ * Check whether a header video is set or not.
*
- * @since 2.6.0
- * @access private
+ * @since 4.7.0
*
- * @param string $content
- * @return string
+ * @see get_header_video_url()
+ *
+ * @return bool Whether a header video is set or not.
*/
-function preview_theme_ob_filter( $content ) {
- return preg_replace_callback( "|(
+ * 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 );
+ *
+ *
+ * @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' ) {
+ add_theme_support( 'editor-style' );
if ( ! is_admin() )
return;
- require_once(ABSPATH . 'wp-admin/custom-header.php');
- $GLOBALS['custom_image_header'] =& new Custom_Image_Header($admin_header_callback);
- add_action('admin_menu', array(&$GLOBALS['custom_image_header'], 'init'));
+
+ global $editor_styles;
+ $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 );
}
/**
- * Allows a theme to register its support of a certain feature
- *
- * Must be called in the themes functions.php file to work.
+ * Removes all visual editor stylesheets.
*
- * @author Mark Jaquith
- * @since 2.9
- * @param string $feature the feature being added
+ * @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(
+ '' . _x( 'Address', 'Theme starter content' ) . '
',
+ _x( '123 Main Street', 'Theme starter content' ) . '
' . _x( 'New York, NY 10001', 'Theme starter content' ) . '
' . _x( 'Hours', 'Theme starter content' ) . '
',
+ _x( 'Monday—Friday: 9:00AM–5:00PM', 'Theme starter content' ) . '
' . _x( 'Saturday & Sunday: 11:00AM–3:00PM', 'Theme starter content' ) . '
title-tag
', 'wp_loaded
' ), '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/custom-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/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 );
+
+ ?>
+
+
+ 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' );
+ 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
*
- * @author Mark Jaquith
- * @since 2.9
+ * @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 ( 'custom-header-uploads' == $feature )
+ return current_theme_supports( 'custom-header', 'uploads' );
+
if ( !isset( $_wp_theme_features[$feature] ) )
return false;
@@ -1350,36 +2610,442 @@ function current_theme_supports( $feature ) {
$args = array_slice( func_get_args(), 1 );
- // @todo Allow pluggable arg checking
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
+ // 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 = $args[0];
- if ( in_array($content_type, $_wp_theme_features[$feature][0]) )
- return true;
- else
- return false;
- break;
+ 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][ $args[0] ] );
}
- return true;
+ /**
+ * Filters whether the current theme supports a specific feature.
+ *
+ * The dynamic portion of the hook name, `$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] );
}
/**
* Checks a theme's support for a given feature before loading the functions which implement it.
*
- * @author Peter Westwood
- * @since 2.9
- * @param string $feature the feature being checked
- * @param string $include the file containing the functions that implement the feature
+ * @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 ) )
+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() {
+ if ( $stylesheet = get_option( 'theme_switched' ) ) {
+ $old_theme = wp_get_theme( $stylesheet );
+
+ // Prevent retrieve_widgets() from running since Customizer already called it up front
+ if ( get_option( 'theme_switched_via_customizer' ) ) {
+ 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 );
+ }
+ 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' );
+ $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_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;
+}
+
+/**
+ * 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 = null ) {
+ $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' ] ) );
+
+ ?>
+
+
+
+
+ is_preview();
+}