Embed Widget
class GenerateWP_Embed_Widget extends WP_Widget {
public function __construct() {
parent::__construct(
'generatewp_embed_widget',
__( 'Embed Widget', 'generatewp' ),
array(
'description' => __( 'Embed external content.', 'generatewp' ),
'classname' => 'widget_embed',
)
);
}
public function widget( $args, $instance ) {
$title = apply_filters( 'widget_title', empty( $instance['generatewp_title'] ) ? '' : $instance['generatewp_title'], $instance, $this->id_base );
$oembed = apply_filters( 'widget_oembed', empty( $instance['generatewp_oembed'] ) ? '' : $instance['generatewp_oembed'], $instance );
// Before widget tag
echo $args['before_widget'];
// Title
if ( ! empty( $title ) ) {
echo $args['before_title'] . $title . $args['after_title'];
}
// Embedded Content
echo '<div class="oembed_widget">' . wp_oembed_get( $oembed, array( 'width' => 250 ) ) . '</div>';
// After widget tag
echo $args['after_widget'];
}
public function form( $instance ) {
// Set default values
$instance = wp_parse_args( (array) $instance, array(
'generatewp_title' => '',
'generatewp_oembed' => '',
) );
// Retrieve an existing value from the database
$generatewp_title = !empty( $instance['generatewp_title'] ) ? $instance['generatewp_title'] : '';
$generatewp_oembed = !empty( $instance['generatewp_oembed'] ) ? $instance['generatewp_oembed'] : '';
// Form fields
echo '<p>';
echo ' <label for="' . $this->get_field_id( 'generatewp_title' ) . '" class="generatewp_title_label">' . __( 'Title', 'generatewp' ) . '</label>';
echo ' <input type="text" id="' . $this->get_field_id( 'generatewp_title' ) . '" name="' . $this->get_field_name( 'generatewp_title' ) . '" class="widefat" placeholder="' . esc_attr__( '', 'generatewp' ) . '" value="' . esc_attr( $generatewp_title ) . '">';
echo '</p>';
echo '<p>';
echo ' <label for="' . $this->get_field_id( 'generatewp_oembed' ) . '" class="generatewp_oembed_label">' . __( 'Embed Link', 'generatewp' ) . '</label>';
echo ' <input type="text" id="' . $this->get_field_id( 'generatewp_oembed' ) . '" name="' . $this->get_field_name( 'generatewp_oembed' ) . '" class="widefat" placeholder="' . esc_attr__( 'https://', 'generatewp' ) . '" value="' . esc_attr( $generatewp_oembed ) . '">';
echo wp_oembed_get( $generatewp_oembed, array( 'width' => 400 ) );
echo ' <span class="description">' . __( 'Embedded content URL.', 'generatewp' ) . '</span>';
echo '</p>';
}
public function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['generatewp_title'] = !empty( $new_instance['generatewp_title'] ) ? strip_tags( $new_instance['generatewp_title'] ) : '';
$instance['generatewp_oembed'] = !empty( $new_instance['generatewp_oembed'] ) ? strip_tags( $new_instance['generatewp_oembed'] ) : '';
return $instance;
}
}
function generatewp_register_widgets() {
register_widget( 'GenerateWP_Embed_Widget' );
}
add_action( 'widgets_init', 'generatewp_register_widgets' );