Widgets
*/
function jetpack_twitter_timeline_widget_init() {
register_widget( 'Jetpack_Twitter_Timeline_Widget' );
}
add_action( 'widgets_init', 'jetpack_twitter_timeline_widget_init' );
/**
* Widget class.
*/
class Jetpack_Twitter_Timeline_Widget extends WP_Widget {
/**
* Register widget with WordPress.
*/
public function __construct() {
parent::__construct(
'twitter_timeline',
/** This filter is documented in modules/widgets/facebook-likebox.php */
apply_filters( 'jetpack_widget_name', esc_html__( 'Twitter Timeline', 'jetpack' ) ),
array(
'classname' => 'widget_twitter_timeline',
'description' => __( 'Display an official Twitter Embedded Timeline widget.', 'jetpack' ),
'customize_selective_refresh' => true,
)
);
if ( is_customize_preview() ) {
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
}
add_action( 'admin_enqueue_scripts', array( $this, 'admin_scripts' ) );
add_filter( 'widget_types_to_hide_from_legacy_widget_block', array( $this, 'hide_widget_in_block_editor' ) );
}
/**
* Remove the "Twitter Timeline" widget from the Legacy Widget block
*
* @param array $widget_types List of widgets that are currently removed from the Legacy Widget block.
* @return array $widget_types New list of widgets that will be removed.
*/
public function hide_widget_in_block_editor( $widget_types ) {
$widget_types[] = 'twitter_timeline';
return $widget_types;
}
/**
* Enqueue scripts.
*/
public function enqueue_scripts() {
if ( ! class_exists( 'Jetpack_AMP_Support' ) || ! Jetpack_AMP_Support::is_amp_request() ) {
wp_enqueue_script( 'jetpack-twitter-timeline' );
}
}
/**
* Enqueue script to improve admin UI
*
* @param string $hook Page hook.
*/
public function admin_scripts( $hook ) {
// This is still 'widgets.php' when managing widgets via the Customizer.
if ( 'widgets.php' === $hook ) {
wp_enqueue_script(
'twitter-timeline-admin',
Assets::get_file_url_for_environment(
'_inc/build/widgets/twitter-timeline-admin.min.js',
'modules/widgets/twitter-timeline-admin.js'
),
array( 'jquery' ),
JETPACK__VERSION,
true
);
}
}
/**
* Front-end display of widget.
*
* @see WP_Widget::widget()
*
* @param array $args Widget arguments.
* @param array $instance Saved values from database.
*/
public function widget( $args, $instance ) {
$output = '';
// Twitter deprecated `data-widget-id` on 2018-05-25,
// with cease support deadline on 2018-07-27.
$explicit_widget_id = isset( $instance['type'] ) && 'widget-id' === $instance['type'];
$implicit_widget_id = empty( $instance['type'] ) && ! empty( $instance['widget-id'] ) && is_numeric( $instance['widget-id'] );
if ( $explicit_widget_id || $implicit_widget_id ) {
if ( current_user_can( 'edit_theme_options' ) ) {
$output .= $args['before_widget']
. $args['before_title'] . esc_html__( 'Twitter Timeline', 'jetpack' ) . $args['after_title']
. '
' . esc_html__( "The Twitter Timeline widget can't display tweets based on searches or hashtags. To display a simple list of tweets instead, change the Widget ID to a Twitter username. Otherwise, delete this widget.", 'jetpack' ) . '
'
. '
' . esc_html__( '(Only administrators will see this message.)', 'jetpack' ) . '