twitter wordpress widget - name edition

twitter wordpress widget.php

<?php
class Last_Tweets extends WP_Widget {

  /**
   * Register widget with WordPress.
   */
  function __construct() {
    parent::__construct(
      'Last-post', // Base ID
      __('Lyra Network - Last Tweets', 'twentyfifteen'), // Name
      array('description' => __('show the last Tweets', 'twentyfifteen'),) // Args
    );
  }

  /**
   * 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) {
    echo $args['before_widget'];
    echo '    <a class="twitter-timeline" href="https://twitter.com/' . $instance['title'] . '" height="300" data-widget-id="604293045534756865">Tweets by @' . $instance['title'] . '</a>
<script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?\'http\':\'https\';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs");</script>';
    echo $args['after_widget'];
  }

  /**
   * Back-end widget form.
   *
   * @see WP_Widget::form()
   *
   * @param array $instance Previously saved values from database.
   */
  public function form($instance) {
    $title = !empty($instance['title']) ? $instance['title'] : __('Twitter Name', 'twentyfifteen');
    ?>
    <p>
      <label
        for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Twitter Name:'); ?></label>
      <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>"
             name="<?php echo $this->get_field_name('title'); ?>" type="text"
             value="<?php echo esc_attr($title); ?>">
    </p>
    <?php
  }

  /**
   * Sanitize widget form values as they are saved.
   *
   * @see WP_Widget::update()
   *
   * @param array $new_instance Values just sent to be saved.
   * @param array $old_instance Previously saved values from database.
   *
   * @return array Updated safe values to be saved.
   */
  public function update($new_instance, $old_instance) {
    $instance = array();
    $instance['title'] = (!empty($new_instance['title'])) ? strip_tags($new_instance['title']) : '';

    return $instance;
  }

} // class Foo_Widget

// register Foo_Widget widget
function register_Last_Tweets_widget() {
  register_widget('Last_Tweets');
}

add_action('widgets_init', 'register_Last_Tweets_widget');