__( 'Provide your readers with the option to translate your site into their preferred language.', 'jetpack' ),
'customize_selective_refresh' => true
)
);
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
$this->default_title = esc_html__( 'Translate', 'jetpack' );
}
/**
* Enqueue frontend JS scripts.
*/
public function enqueue_scripts() {
wp_register_script(
'google-translate-init',
Jetpack::get_file_url_for_environment(
'_inc/build/widgets/google-translate/google-translate.min.js',
'modules/widgets/google-translate/google-translate.js'
)
);
wp_register_script( 'google-translate', '//translate.google.com/translate_a/element.js?cb=googleTranslateElementInit', array( 'google-translate-init' ) );
// Admin bar is also displayed on top of the site which causes google translate bar to hide beneath.
// This is a hack to show google translate bar a bit lower.
wp_add_inline_style( 'admin-bar', '.goog-te-banner-frame { top:32px !important }' );
}
/**
* Display the Widget.
*
* @see WP_Widget::widget()
*
* @param array $args Display arguments.
* @param array $instance The settings for the particular instance of the widget.
*/
public function widget( $args, $instance ) {
// We never should show more than 1 instance of this.
if ( null === self::$instance ) {
$instance = wp_parse_args( $instance, array(
'title' => $this->default_title,
) );
/**
* Filter the layout of the Google Translate Widget.
*
* 3 different integers are accepted.
* 0 for the vertical layout.
* 1 for the horizontal layout.
* 2 for the dropdown only.
*
* @see https://translate.google.com/manager/website/
*
* @module widgets
*
* @since 5.5.0
*
* @param string $layout layout of the Google Translate Widget.
*/
$button_layout = apply_filters( 'jetpack_google_translate_widget_layout', 0 );
if (
! is_int( $button_layout )
|| 0 > $button_layout
|| 2 < $button_layout
) {
$button_layout = 0;
}
wp_localize_script(
'google-translate-init',
'_wp_google_translate_widget',
array(
'lang' => get_locale(),
'layout' => intval( $button_layout ),
)
);
wp_enqueue_script( 'google-translate-init' );
wp_enqueue_script( 'google-translate' );
$title = $instance['title'];
if ( ! isset( $title ) ) {
$title = $this->default_title;
}
/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */
$title = apply_filters( 'widget_title', $title );
echo $args['before_widget'];
if ( ! empty( $title ) ) {
echo $args['before_title'] . esc_html( $title ) . $args['after_title'];
}
echo '';
echo $args['after_widget'];
self::$instance = $instance;
/** This action is documented in modules/widgets/gravatar-profile.php */
do_action( 'jetpack_stats_extra', 'widget_view', 'google-translate' );
}
}
/**
* Widget form in the dashboard.
*
* @see WP_Widget::form()
*
* @param array $instance Previously saved values from database.
*/
public function form( $instance ) {
$title = isset( $instance['title'] ) ? $instance['title'] : false;
if ( false === $title ) {
$title = $this->default_title;
}
?>
default_title ) {
$instance['title'] = false; // Store as false in case of language change
}
return $instance;
}
}
/**
* Register the widget for use in Appearance -> Widgets.
*/
function jetpack_google_translate_widget_init() {
register_widget( 'Jetpack_Google_Translate_Widget' );
}
add_action( 'widgets_init', 'jetpack_google_translate_widget_init' );