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<?php
/**
* Class AMP_Template_Customizer
*
* @package AMP
*/
use AmpProject\AmpWP\Admin\ReaderThemes;
use AmpProject\AmpWP\Option;
use AmpProject\AmpWP\QueryVar;
use AmpProject\AmpWP\ReaderThemeLoader;
use AmpProject\AmpWP\Services;
/**
* AMP class that implements a template style editor in the Customizer.
*
* A direct, formed link to the AMP editor in the Customizer is added via
* {@see amp_customizer_editor_link()} as a submenu to the Appearance menu.
*
* @since 0.4
* @internal
*/
class AMP_Template_Customizer {
/**
* AMP template editor panel ID.
*
* @since 0.4
* @var string
*/
const PANEL_ID = 'amp_panel';
/**
* Theme mod name to contain timestamps for when theme mods were last modified.
*
* @since 2.0
* @var string
*/
const THEME_MOD_TIMESTAMPS_KEY = 'amp_customize_setting_modified_timestamps';
/**
* Customizer instance.
*
* @since 0.4
* @var WP_Customize_Manager $wp_customize
*/
protected $wp_customize;
/**
* Reader theme loader.
*
* @since 2.0
* @var ReaderThemeLoader
*/
protected $reader_theme_loader;
/**
* AMP_Template_Customizer constructor.
*
* @param WP_Customize_Manager $wp_customize Customize manager.
* @param ReaderThemeLoader $reader_theme_loader Reader theme loader instance.
*/
protected function __construct( WP_Customize_Manager $wp_customize, ReaderThemeLoader $reader_theme_loader ) {
$this->wp_customize = $wp_customize;
$this->reader_theme_loader = $reader_theme_loader;
}
/**
* Initialize the template Customizer feature class.
*
* @static
* @since 0.4
* @access public
*
* @param WP_Customize_Manager $wp_customize Customizer instance.
* @param ReaderThemeLoader|null $reader_theme_loader Reader theme loader.
* @return AMP_Template_Customizer Instance.
*/
public static function init( WP_Customize_Manager $wp_customize, ReaderThemeLoader $reader_theme_loader = null ) {
if ( null === $reader_theme_loader ) {
$reader_theme_loader = Services::get( 'reader_theme_loader' );
}
$self = new self( $wp_customize, $reader_theme_loader );
$is_reader_mode = ( AMP_Theme_Support::READER_MODE_SLUG === AMP_Options_Manager::get_option( Option::THEME_SUPPORT ) );
$has_reader_theme = ( ReaderThemes::DEFAULT_READER_THEME !== AMP_Options_Manager::get_option( Option::READER_THEME ) ); // @todo Verify that the theme actually exists.
if ( $is_reader_mode ) {
add_action( 'customize_controls_init', [ $self, 'set_reader_preview_url' ] );
if ( $has_reader_theme ) {
add_action( 'customize_save_after', [ $self, 'store_modified_theme_mod_setting_timestamps' ] );
}
if ( $reader_theme_loader->is_theme_overridden() ) {
add_action( 'customize_controls_enqueue_scripts', [ $self, 'add_customizer_scripts' ] );
add_action( 'customize_controls_print_footer_scripts', [ $self, 'render_setting_import_section_template' ] );
} elseif ( ! $has_reader_theme ) {
/**
* Fires when the AMP Template Customizer initializes.
*
* In practice the `customize_register` hook should be used instead.
*
* @param AMP_Template_Customizer $self Instance.
*
* @since 0.4
*/
do_action( 'amp_customizer_init', $self );
$self->register_legacy_settings();
$self->register_legacy_ui();
add_action( 'customize_controls_print_footer_scripts', [ $self, 'print_legacy_controls_templates' ] );
add_action( 'customize_preview_init', [ $self, 'init_legacy_preview' ] );
add_action( 'customize_controls_enqueue_scripts', [ $self, 'add_legacy_customizer_scripts' ] );
}
}
$self->set_refresh_setting_transport();
$self->remove_cover_template_section();
$self->remove_homepage_settings_section();
return $self;
}
/**
* Set the preview URL when using a Reader theme if the AMP preview permalink was requested and no URL was provided.
*/
public function set_reader_preview_url() {
if ( isset( $_GET[ QueryVar::AMP_PREVIEW ] ) && ! isset( $_GET['url'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
$url = amp_admin_get_preview_permalink();
if ( $url ) {
$this->wp_customize->set_preview_url( $url );
}
}
}
/**
* Force changes to header video to cause refresh since there are various JS dependencies that prevent selective refresh from working properly.
*
* In the AMP Customizer preview, selective refresh partial for `custom_header` will render <amp-video> or <amp-youtube> elements.
* Nevertheless, custom-header.js in core is not expecting AMP components. Therefore the `wp-custom-header-video-loaded` event never
* fires. This prevents themes from toggling the `has-header-video` class on the body.
*
* Additionally, the Twenty Seventeen core theme (the only which supports header videos) has two separate scripts
* `twentyseventeen-global` and `twentyseventeen-skip-link-focus-fix` which are depended on for displaying the
* video, for example toggling the 'has-header-video' class when the video is added or removed.
*
* This applies whenever AMP is being served in the Customizer preview, that is, in Standard mode or Reader mode with a Reader theme.
*/
protected function set_refresh_setting_transport() {
if ( ! amp_is_canonical() && ! $this->reader_theme_loader->is_theme_overridden() ) {
return;
}
$setting_ids = [
'header_video',
'external_header_video',
];
foreach ( $setting_ids as $setting_id ) {
$setting = $this->wp_customize->get_setting( $setting_id );
if ( $setting ) {
$setting->transport = 'refresh';
}
}
}
/**
* Remove the Cover Template section if needed.
*
* Prevent showing the "Cover Template" section if the active (non-Reader) theme does not have the same template
* as Twenty Twenty, as otherwise the user would be shown a section that would never reflect any preview change.
*/
protected function remove_cover_template_section() {
if ( ! $this->reader_theme_loader->is_theme_overridden() ) {
return;
}
$active_theme = $this->reader_theme_loader->get_active_theme();
$reader_theme = $this->reader_theme_loader->get_reader_theme();
if ( ! $active_theme instanceof WP_Theme || ! $reader_theme instanceof WP_Theme ) {
return;
}
// This only applies to Twenty Twenty.
if ( $reader_theme->get_template() !== 'twentytwenty' ) {
return;
}
// Prevent deactivating the cover template if the active theme and reader theme both have a cover template.
$cover_template_name = 'templates/template-cover.php';
if (
array_key_exists( $cover_template_name, $active_theme->get_page_templates() )
&&
array_key_exists( $cover_template_name, $reader_theme->get_page_templates() )
) {
return;
}
$this->wp_customize->remove_section( 'cover_template_options' );
}
/**
* Remove the Homepage Settings section in the AMP Customizer for a Reader theme if needed.
*
* The Homepage Settings section exclusively contains controls for options which apply to both AMP and non-AMP.
* If this is the case and there are no other controls added to it, then remove the section. Otherwise, the controls
* will all get the same notice added to them.
*/
protected function remove_homepage_settings_section() {
if ( ! $this->reader_theme_loader->is_theme_overridden() ) {
return;
}
$section_id = 'static_front_page';
$control_ids = [];
foreach ( $this->wp_customize->controls() as $control ) {
/** @var WP_Customize_Control $control */
if ( $section_id === $control->section ) {
$control_ids[] = $control->id;
}
}
$static_front_page_control_ids = [
'show_on_front',
'page_on_front',
'page_for_posts',
];
if ( count( array_diff( $control_ids, $static_front_page_control_ids ) ) === 0 ) {
$this->wp_customize->remove_section( $section_id );
}
}
/**
* Init Customizer preview for legacy.
*
* @since 0.4
*/
public function init_legacy_preview() {
// This is only needed in WP<5.7 because in 5.7 the `wp_robots()` function runs at the `amp_post_template_head`
// action and in `WP_Customize_Manager::customize_preview_init()` the `wp_robots_no_robots()` function is added
// to the `wp_robots` filter.
if ( version_compare( strtok( get_bloginfo( 'version' ), '-' ), '5.7', '<' ) ) {
// There is code coverage for this, but code coverage is only collected for the latest WP version.
add_action( 'amp_post_template_head', 'wp_no_robots' ); // @codeCoverageIgnore
}
add_action( 'wp_enqueue_scripts', [ $this, 'enqueue_legacy_preview_scripts' ] );
add_action( 'amp_customizer_enqueue_preview_scripts', [ $this, 'enqueue_legacy_preview_scripts' ] );
// Output scripts and styles which will break AMP validation only when preview is opened with controls for manipulation.
if ( $this->wp_customize->get_messenger_channel() ) {
add_action( 'amp_post_template_head', [ $this->wp_customize, 'customize_preview_loading_style' ] );
add_action( 'amp_post_template_css', [ $this, 'add_legacy_customize_preview_styles' ] );
add_action( 'amp_post_template_head', [ $this->wp_customize, 'remove_frameless_preview_messenger_channel' ] );
add_action( 'amp_post_template_footer', [ $this, 'add_legacy_preview_scripts' ] );
}
}
/**
* Sets up the AMP Customizer preview.
*/
public function register_legacy_ui() {
$this->wp_customize->add_panel(
self::PANEL_ID,
[
'type' => 'amp',
'title' => __( 'AMP', 'amp' ),
'description' => $this->get_amp_panel_description(),
]
);
/**
* Fires after the AMP panel has been registered for plugins to add additional controls.
*
* In practice the `customize_register` hook should be used instead.
*
* @since 0.4
* @param WP_Customize_Manager $manager Manager.
*/
do_action( 'amp_customizer_register_ui', $this->wp_customize );
}
/**
* Get AMP panel description.
*
* This is also added to the root panel description in the AMP Customizer when a Reader theme is being customized.
*
* @return string Description, with markup.
*/
protected function get_amp_panel_description() {
return wp_kses_post(
sprintf(
/* translators: 1: URL to AMP project, 2: URL to admin settings screen */
__( 'While <a href="%1$s" target="_blank">AMP</a> works well on both desktop and mobile pages, your site is <a href="%2$s" target="_blank">currently configured</a> in Reader mode to serve AMP pages to mobile visitors. These settings customize the experience for these users.', 'amp' ),
'https://amp.dev',
admin_url( 'admin.php?page=amp-options' )
)
);
}
/**
* Registers settings for customizing Legacy Reader AMP templates.
*
* @since 0.4
*/
public function register_legacy_settings() {
/**
* Fires when plugins should register settings for AMP.
*
* In practice the `customize_register` hook should be used instead.
*
* @since 0.4
* @param WP_Customize_Manager $manager Manager.
*/
do_action( 'amp_customizer_register_settings', $this->wp_customize );
}
/**
* Load up AMP scripts needed for Customizer integrations when a Reader theme has been selected.
*
* @since 2.0
*/
public function add_customizer_scripts() {
$handle = 'amp-customize-controls';
$asset_file = AMP__DIR__ . '/assets/js/amp-customize-controls.asset.php';
$asset = require $asset_file;
$dependencies = $asset['dependencies'];
$version = $asset['version'];
/** This action is documented in includes/class-amp-theme-support.php */
do_action( 'amp_register_polyfills' );
wp_enqueue_script(
$handle,
amp_get_asset_url( 'js/amp-customize-controls.js' ),
array_merge( $dependencies, [ 'jquery', 'customize-controls' ] ),
$version,
true
);
if ( function_exists( 'wp_set_script_translations' ) ) {
wp_set_script_translations( $handle, 'amp' );
} elseif ( function_exists( 'wp_get_jed_locale_data' ) || function_exists( 'gutenberg_get_jed_locale_data' ) ) {
$locale_data = function_exists( 'wp_get_jed_locale_data' ) ? wp_get_jed_locale_data( 'amp' ) : gutenberg_get_jed_locale_data( 'amp' );
wp_add_inline_script(
$handle,
sprintf( 'wp.i18n.setLocaleData( %s, "amp" );', wp_json_encode( $locale_data ) ),
'after'
);
}
$option_settings = [];
foreach ( $this->wp_customize->settings() as $setting ) {
/** @var WP_Customize_Setting $setting */
if ( 'option' === $setting->type ) {
$option_settings[] = $setting->id;
}
}
wp_add_inline_script(
$handle,
sprintf(
'ampCustomizeControls.boot( %s );',
wp_json_encode(
[
'queryVar' => amp_get_slug(),
'optionSettings' => $option_settings,
'activeThemeSettingImports' => $this->get_active_theme_import_settings(),
'mimeTypeIcons' => [
'image' => wp_mime_type_icon( 'image' ),
'document' => wp_mime_type_icon( 'document' ),
],
'l10n' => [
/* translators: placeholder is URL to non-AMP Customizer. */
'ampVersionNotice' => wp_kses_post( sprintf( __( 'You are customizing the AMP version of your site. <a href="%s">Customize non-AMP version</a>.', 'amp' ), esc_url( admin_url( 'customize.php' ) ) ) ),
'rootPanelDescription' => $this->get_amp_panel_description(),
],
]
)
)
);
wp_enqueue_style(
'amp-customizer',
amp_get_asset_url( 'css/amp-customizer.css' ),
[],
AMP__VERSION
);
wp_styles()->add_data( 'amp-customizer', 'rtl', 'replace' );
}
/**
* Store the timestamps for modified theme settings.
*
* This is used to determine which settings from the Active theme should be presented for importing into the Reader
* theme. If a setting has been modified more recently in the Reader theme, then it doesn't make much sense to offer
* for the user to re-import a customization they already made.
*/
public function store_modified_theme_mod_setting_timestamps() {
$modified_setting_ids = [];
foreach ( array_keys( $this->wp_customize->unsanitized_post_values() ) as $setting_id ) {
$setting = $this->wp_customize->get_setting( $setting_id );
if ( ! ( $setting instanceof WP_Customize_Setting ) || $setting instanceof WP_Customize_Filter_Setting ) {
continue;
}
if ( $setting instanceof WP_Customize_Custom_CSS_Setting ) {
$modified_setting_ids[] = $setting->id_data()['base']; // Remove theme slug from ID.
} elseif ( 'theme_mod' === $setting->type ) {
$modified_setting_ids[] = $setting->id;
}
}
if ( empty( $modified_setting_ids ) ) {
return;
}
$theme_mod_timestamps = get_theme_mod( self::THEME_MOD_TIMESTAMPS_KEY, [] );
foreach ( $modified_setting_ids as $modified_setting_id ) {
$theme_mod_timestamps[ $modified_setting_id ] = time();
}
set_theme_mod( self::THEME_MOD_TIMESTAMPS_KEY, $theme_mod_timestamps );
}
/**
* Get settings to import from the active theme.
*
* @return array Map of setting IDs to setting values.
*/
protected function get_active_theme_import_settings() {
$active_theme = $this->reader_theme_loader->get_active_theme();
if ( ! $active_theme instanceof WP_Theme ) {
return [];
}
$active_theme_mods = get_option( 'theme_mods_' . $active_theme->get_stylesheet(), [] );
$import_settings = [];
$active_setting_timestamps = isset( $active_theme_mods[ self::THEME_MOD_TIMESTAMPS_KEY ] ) ? $active_theme_mods[ self::THEME_MOD_TIMESTAMPS_KEY ] : [];
$reader_setting_timestamps = get_theme_mod( self::THEME_MOD_TIMESTAMPS_KEY, [] );
// Remove theme mods which will not be imported directly.
unset(
$active_theme_mods['sidebars_widgets'],
$active_theme_mods['custom_css_post_id'],
$active_theme_mods['background_preset'], // Since a meta setting. When importing a background setting, will be set to 'custom'.
$active_theme_mods[ self::THEME_MOD_TIMESTAMPS_KEY ]
);
// Avoid offering to import background image settings if no background image is set.
if ( empty( $active_theme_mods['background_image'] ) ) {
foreach ( [ 'background_position_x', 'background_position_y', 'background_size', 'background_repeat', 'background_attachment' ] as $setting_id ) {
unset( $active_theme_mods[ $setting_id ] );
}
}
// Map nav menus for importing.
if ( isset( $active_theme_mods['nav_menu_locations'] ) ) {
$nav_menu_locations = wp_map_nav_menu_locations(
get_theme_mod( 'nav_menu_locations', [] ),
$active_theme_mods['nav_menu_locations']
);
foreach ( $nav_menu_locations as $nav_menu_location => $menu_id ) {
$setting = $this->wp_customize->get_setting( "nav_menu_locations[$nav_menu_location]" );
if (
$setting instanceof WP_Customize_Setting
&&
// Skip presenting settings which have been more recently updated in the Reader theme.
(
! isset( $active_setting_timestamps[ $setting->id ], $reader_setting_timestamps[ $setting->id ] )
||
$active_setting_timestamps[ $setting->id ] > $reader_setting_timestamps[ $setting->id ]
)
) {
/** This filter is documented in wp-includes/class-wp-customize-manager.php */
$value = apply_filters( "customize_sanitize_js_{$setting->id}", $menu_id, $setting );
$import_settings[ $setting->id ] = $value;
}
}
unset( $active_theme_mods['nav_menu_locations'] );
}
foreach ( $this->wp_customize->settings() as $setting ) {
/** @var WP_Customize_Setting $setting */
if (
'theme_mod' !== $setting->type
||
// Skip presenting settings which have been more recently updated in the Reader theme.
(
isset( $active_setting_timestamps[ $setting->id ], $reader_setting_timestamps[ $setting->id ] )
&&
$reader_setting_timestamps[ $setting->id ] > $active_setting_timestamps[ $setting->id ]
)
) {
continue;
}
$id_data = $setting->id_data();
if ( ! array_key_exists( $id_data['base'], $active_theme_mods ) ) {
continue;
}
$value = $active_theme_mods[ $id_data['base'] ];
$subkeys = $id_data['keys'];
while ( ! empty( $subkeys ) ) {
$subkey = array_shift( $subkeys );
if ( ! is_array( $value ) || ! array_key_exists( $subkey, $value ) ) {
// Move on to the next setting.
continue 2;
}
$value = $value[ $subkey ];
}
/** This filter is documented in wp-includes/class-wp-customize-manager.php */
$value = apply_filters( "customize_sanitize_js_{$setting->id}", $value, $setting );
$import_settings[ $setting->id ] = $value;
}
// Import Custom CSS if it has not been more recently updated in the Reader theme.
if (
! isset( $active_setting_timestamps['custom_css'], $reader_setting_timestamps['custom_css'] )
||
$active_setting_timestamps['custom_css'] > $reader_setting_timestamps['custom_css']
) {
$custom_css_setting = $this->wp_customize->get_setting( sprintf( 'custom_css[%s]', get_stylesheet() ) );
$custom_css_post = wp_get_custom_css_post( $active_theme->get_stylesheet() );
if ( $custom_css_setting instanceof WP_Customize_Custom_CSS_Setting && $custom_css_post instanceof WP_Post ) {
$value = $custom_css_post->post_content;
/** This filter is documented in wp-includes/class-wp-customize-setting.php */
$value = apply_filters( 'customize_value_custom_css', $value, $custom_css_setting );
/** This filter is documented in wp-includes/class-wp-customize-manager.php */
$value = apply_filters( "customize_sanitize_js_{$custom_css_setting->id}", $value, $custom_css_setting );
$import_settings[ $custom_css_setting->id ] = $value;
}
}
return $import_settings;
}
/**
* Render template for the setting import "section".
*
* This section only has a menu item and it is not intended to expand.
*/
public function render_setting_import_section_template() {
?>
<script type="text/html" id="tmpl-customize-section-amp_active_theme_settings_import">
<li id="accordion-section-{{ data.id }}" class="accordion-section control-section control-section-{{ data.type }}">
<h3 class="accordion-section-title">
<button type="button" class="button button-secondary" aria-label="<?php esc_attr_e( 'Import settings', 'amp' ); ?>">
<?php echo esc_html( _x( 'Import', 'theme', 'amp' ) ); ?>
</button>
<details>
<summary>{{ data.title }}</summary>
<div>
<p>
<?php esc_html_e( 'You can import some settings from the primary Active theme into the corresponding Reader theme settings.', 'amp' ); ?>
</p>
<dl></dl>
</div>
</details>
</h3>
<ul class="accordion-section-content"></ul>
</li>
</script>
<?php
}
/**
* Load up AMP scripts needed for Customizer integrations in Legacy Reader mode.
*
* @since 0.6 Originally called add_customizer_scripts.
* @since 2.0
*/
public function add_legacy_customizer_scripts() {
$asset_file = AMP__DIR__ . '/assets/js/amp-customize-controls-legacy.asset.php';
$asset = require $asset_file;
$dependencies = $asset['dependencies'];
$version = $asset['version'];
/** This action is documented in includes/class-amp-theme-support.php */
do_action( 'amp_register_polyfills' );
wp_enqueue_script(
'amp-customize-controls', // Note: This is not 'amp-customize-controls-legacy' to not break existing scripts that have this dependency.
amp_get_asset_url( 'js/amp-customize-controls-legacy.js' ),
array_merge( $dependencies, [ 'jquery', 'customize-controls' ] ),
$version,
true
);
wp_add_inline_script(
'amp-customize-controls',
sprintf(
'ampCustomizeControls.boot( %s );',
wp_json_encode(
[
'queryVar' => amp_get_slug(),
'panelId' => self::PANEL_ID,
'ampUrl' => amp_admin_get_preview_permalink(),
'l10n' => [
'unavailableMessage' => __( 'AMP is not available for the page currently being previewed.', 'amp' ),
'unavailableLinkText' => __( 'Navigate to an AMP compatible page', 'amp' ),
],
]
)
)
);
wp_enqueue_style(
'amp-customizer',
amp_get_asset_url( 'css/amp-customizer-legacy.css' ),
[],
AMP__VERSION
);
wp_styles()->add_data( 'amp-customizer', 'rtl', 'replace' );
/**
* Fires when plugins should register settings for AMP.
*
* In practice the `customize_controls_enqueue_scripts` hook should be used instead.
*
* @since 0.4
* @param WP_Customize_Manager $manager Manager.
*/
do_action( 'amp_customizer_enqueue_scripts', $this->wp_customize );
}
/**
* Enqueues scripts used in both the AMP and non-AMP Customizer preview (only applies to Legacy Reader mode).
*
* @since 0.6
*/
public function enqueue_legacy_preview_scripts() {
// Bail if user can't customize anyway.
if ( ! current_user_can( 'customize' ) ) {
return;
}
/** This action is documented in includes/class-amp-theme-support.php */
do_action( 'amp_register_polyfills' );
$asset_file = AMP__DIR__ . '/assets/js/amp-customize-preview-legacy.asset.php';
$asset = require $asset_file;
$dependencies = $asset['dependencies'];
$version = $asset['version'];
wp_enqueue_script(
'amp-customize-preview',
amp_get_asset_url( 'js/amp-customize-preview-legacy.js' ),
array_merge( $dependencies, [ 'jquery', 'customize-preview' ] ),
$version,
true
);
wp_add_inline_script(
'amp-customize-preview',
sprintf(
'ampCustomizePreview.boot( %s );',
wp_json_encode(
[
'available' => amp_is_available(),
'enabled' => amp_is_request(),
]
)
)
);
}
/**
* Add AMP Customizer preview styles for Legacy Reader mode.
*/
public function add_legacy_customize_preview_styles() {
?>
/* Text meant only for screen readers; this is needed for wp.a11y.speak() */
.screen-reader-text {
border: 0;
clip: rect(1px, 1px, 1px, 1px);
-webkit-clip-path: inset(50%);
clip-path: inset(50%);
height: 1px;
margin: -1px;
overflow: hidden;
padding: 0;
position: absolute;
width: 1px;
word-wrap: normal !important;
}
body.wp-customizer-unloading {
opacity: 0.25 !important; /* Because AMP sets body to opacity:1 once layout complete. */
}
<?php
}
/**
* Enqueues Legacy Reader scripts and does wp_print_footer_scripts() so we can output customizer scripts.
*
* This breaks AMP validation in the customizer but is necessary for the live preview.
*
* @since 0.6
*/
public function add_legacy_preview_scripts() {
// Bail if user can't customize anyway.
if ( ! current_user_can( 'customize' ) ) {
return;
}
wp_enqueue_script( 'customize-selective-refresh' );
/**
* Fires when plugins should enqueue their own scripts for the AMP Customizer preview.
*
* @since 0.4
* @param WP_Customize_Manager $wp_customize Manager.
*/
do_action( 'amp_customizer_enqueue_preview_scripts', $this->wp_customize );
$this->wp_customize->customize_preview_settings();
$this->wp_customize->selective_refresh->export_preview_data();
wp_print_footer_scripts();
}
/**
* Print templates needed for AMP in Customizer (for Legacy Reader mode).
*
* @since 0.6
*/
public function print_legacy_controls_templates() {
?>
<script type="text/html" id="tmpl-customize-amp-enabled-toggle">
<div class="amp-toggle">
<# var elementIdPrefix = _.uniqueId( 'customize-amp-enabled-toggle' ); #>
<div id="{{ elementIdPrefix }}tooltip" aria-hidden="true" class="tooltip" role="tooltip">
{{ data.message }}
<# if ( data.url ) { #>
<a href="{{ data.url }}">{{ data.linkText }}</a>
<# } #>
</div>
<input id="{{ elementIdPrefix }}checkbox" type="checkbox" class="disabled" aria-describedby="{{ elementIdPrefix }}tooltip">
<span class="slider"></span>
<label for="{{ elementIdPrefix }}checkbox" class="screen-reader-text"><?php esc_html_e( 'AMP preview enabled', 'amp' ); ?></label>
</div>
</script>
<script type="text/html" id="tmpl-customize-amp-unavailable-notification">
<li class="notice notice-{{ data.type || 'info' }} {{ data.alt ? 'notice-alt' : '' }} {{ data.containerClasses || '' }}" data-code="{{ data.code }}" data-type="{{ data.type }}">
<div class="notification-message">
{{ data.message }}
<# if ( data.url ) { #>
<a href="{{ data.url }}">{{ data.linkText }}</a>
<# } #>
</div>
</li>
</script>
<?php
}
/**
* Whether the Customizer is AMP. This is always true since the AMP Customizer has been merged with the main Customizer.
*
* @codeCoverageIgnore
* @deprecated 0.6
* @return bool
*/
public static function is_amp_customizer() {
_deprecated_function( __METHOD__, '0.6' );
return true;
}
}