SOUP widget

<?php
/*
Plugin Name: SOUP - Show Off Upcoming Posts
Plugin URI: http://www.doitwithwp.com
Description: Displays your upcoming posts to tease your readers
Author: Dave Clements
Version: 1.1
Author URI: http://www.theukedge.com
*/

/**
 * Show Off Upcoming Posts Widget Class
 */
class soup_widget extends WP_Widget {


    /** constructor */
    function soup_widget() {
        parent::WP_Widget(false, $name = 'Upcoming Posts');
    }

    /** @see WP_Widget::widget -- do not rename this */
    function widget($args, $instance) {
        extract( $args );
        $title      = apply_filters('widget_title', $instance['title']); // the widget title
        $soupnumber     = $instance['soup_number']; // the number of posts to show
        $shownews   = $instance['show_newsletter']; // whether or not to show the newsletter link
        $newsletterurl  = $instance['newsletter_url']; // URL of newsletter signuip

        $args = array(
            'soup_number'   => $soupnumber,
            'show_newsletter'   => $shownews,
            'newsletter_url'    => $newsletterurl
        );

        // retrieves upcoming posts from database
        echo $before_widget;
        if ( $title ) { echo $before_title . $title . $after_title; }
            $soupquery = new WP_Query(array('posts_per_page' => $soupnumber, 'nopaging' => 0, 'post_status' => 'future', 'order' => 'ASC'));
            if ($soupquery->have_posts()) {
            while ($soupquery->have_posts()) : $soupquery->the_post();
            $do_not_duplicate = $post->ID;
            ?>
                    <ul>
                            <li>
                                <?php the_title(); ?>
                            </li>
                    </ul>
            <?php endwhile;
            } ?>
                  </p>
                  <p>
                    <a href="<?php bloginfo('rss2_url'); ?>" title="Subscribe to <?php bloginfo('name'); ?>">
                        <img style="vertical-align:middle; margin:0 10px 0 0;" src="<?php bloginfo('wpurl'); ?>/wp-content/plugins/soup-upcoming-post/icons/rss.png" width="16px" height="16px" alt="Subscribe to <?php bloginfo('name'); ?>" />
                    </a>
                    Don't miss it - <strong><a href="<?php bloginfo('rss2_url'); ?>" title="Subscribe to <?php bloginfo('name'); ?>">Subscribe by RSS.</a></strong>
                  </p>
            <?php if ($shownews)
                { ?>
                      <p>
                        Or, just <strong><a href="<?php echo $newsletterurl; ?>" title="Subscribe to <?php bloginfo ('name'); ?>">subscribe to the newsletter!</a></strong>
                      </p>
                <?php } ?>
                <?php echo $after_widget; ?>
        <?php }

    /** @see WP_Widget::update -- do not rename this */
    function update($new_instance, $old_instance) {
        $instance = $old_instance;
        $instance['title'] = strip_tags($new_instance['title']);
        $instance['soup_number'] = strip_tags($new_instance['soup_number']);
        $instance['show_newsletter'] = $new_instance['show_newsletter'];
        $instance['newsletter_url'] = $new_instance['newsletter_url'];
        return $instance;
    }

    /** @see WP_Widget::form -- do not rename this */
    function form($instance) {

        $title      = esc_attr($instance['title']);
        $soupnumber = esc_attr($instance['soup_number']);
        $shownews   = esc_attr($instance['show_newsletter']);
        $newsletterurl  = esc_attr($instance['newsletter_url']);
        ?>
         <p>
          <label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Widget title:'); ?></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 $title; ?>" />
        </p>
    <p>
          <label for="<?php echo $this->get_field_id('soup_number'); ?>"><?php _e('Number of upcoming posts to display'); ?></label>
          <input class="widefat" id="<?php echo $this->get_field_id('soup_number'); ?>" name="<?php echo $this->get_field_name('soup_number'); ?>" type="text" value="<?php echo $soupnumber; ?>" />
        </p>
    <p>
      <label for="show_newsletter"><?php _e('Show Newsletter?'); ?></label>
      <input id="show_newsletter" name="show_newsletter" type="checkbox" class="checkbox" <?php echo $shownews ? 'checked="checked"' : ''; ?> />
    </p>
    <p>
      <label for="<?php echo $this->get_field_id('newsletter_url'); ?>"><?php _e('Newsletter URL:'); ?></label>
      <input class="widefat" id="<?php echo $this->get_field_id('newsletter_url'); ?>" name="<?php echo $this->get_field_name('newsletter_url'); ?>" type="text" value="<?php echo $newsletterurl; ?>" />
    </p>
        <?php
    }

} // end class soup_widget
add_action('widgets_init', create_function('', 'return register_widget("soup_widget");'));
?>