Change code in custom tabbed widget to show random posts instead of recent.

Hi!

Im using a custom tabbed widget that shows (popular, recent, comments and tags) but i want to change the recent to show random posts instead.

Havnt had any luck with changing the code :(, can anyone help me change the code to be able to do this?

Website: https://www.quakefitness.com

Code below:

<?php
/*
 * Plugin Name: Custom Tabbed Widget
 * Plugin URI: https://www.premiumpixels.com
 * Description: A widget that display popular posts, recent posts, recent comments and tags
 * Version: 1.0
 * Author: Orman Clark
 * Author URI: https://www.premiumpixels.com
 */

/*
 * tabd function to widgets_init that'll lotab our widget.
 */
add_action( 'widgets_init', 'tz_tab_widgets' );

/*
 * Register widget.
 */
function tz_tab_widgets() {
	register_widget( 'TZ_Tab_Widget' );
}

/*
 * Widget class.
 */
class tz_tab_widget extends WP_Widget {

	/* ---------------------------- */
	/* -------- Widget setup -------- */
	/* ---------------------------- */

	function TZ_tab_Widget() {

		/* Widget settings */
		$widget_ops = array( 'classname' => 'tz_tab_widget', 'description' => __('A tabbed widget that display popular posts, recent posts, comments and tags.', 'framework') );

		/* Widget control settings */
		$control_ops = array( 'width' => 300, 'height' => 350, 'id_base' => 'tz_tab_widget' );

		/* Create the widget */
		$this->WP_Widget( 'tz_tab_widget', __('Custom Tabbed Widget', 'framework'), $widget_ops, $control_ops );
	}

	/* ---------------------------- */
	/* ------- Display Widget -------- */
	/* ---------------------------- */

	function widget( $args, $instance ) {
		global $wpdb;
		extract( $args );

		/* Our variables from the widget settings. */
		$title = apply_filters('widget_title', $instance['title'] );
		$tab1 = $instance['tab1'];
		$tab2 = $instance['tab2'];
		$tab3 = $instance['tab3'];
		$tab4 = $instance['tab4'];

		/* Before widget (defined by themes). */
		echo $before_widget;

		/* Display the widget title if one was input (before and after defined by themes). */
		if ( $title )
			echo $before_title . $title . $after_title;

		//Randomize tab order in a new array
		$tab = array();

		?>

        <div class="tabs">

            <div class="tab_wrap">

                <ul class="nav">
                    <li class="first tab_nav_1"><a href="#tabs-1"><?php echo $tab1; ?></a></li>
                    <li class="tab_nav_2"><a href="#tabs-2"><?php echo $tab2; ?></a></li>
                    <li class="tab_nav_3"><a href="#tabs-3"><?php echo $tab3; ?></a></li>
                    <li class="last tab_nav_4"><a href="#tabs-4"><?php echo $tab4; ?></a></li>
                </ul>

                <div class="tab" id="tabs-1">

                    <ul>
            			<?php
						$popPosts = new WP_Query();
						$popPosts->query('caller_get_posts=1&showposts=5&orderby=comment_count');
						while ($popPosts->have_posts()) : $popPosts->the_post(); ?>

                        <li>
                        	<?php if (  (function_exists('has_post_thumbnail')) && (has_post_thumbnail())  ) : /* if post has post thumbnail */ ?>
                            <div class="image">
                                <a href="<?php the_permalink(); ?>"><?php the_post_thumbnail('category-thumbnail'); ?></a>
                            </div><!--image-->
                            <?php endif; ?>

                            <div class="details">
                                <h5><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h5>
                                <span class="date"><?php the_time( get_option('date_format') ); ?>, <?php comments_popup_link(__('No comments', 'framework'), __('1 Comment', 'framework'), __('% Comments', 'framework')); ?></span>
                            </div><!--details-->
                        </li>

                        <?php endwhile; ?>

                        <?php wp_reset_query(); ?>

                    </ul>

                </div><!--tab-->

                <div class="tab" id="tabs-2">

                   <ul>
            			<?php

						$recentPosts = new WP_Query();
						$recentPosts->query('caller_get_posts=1&showposts=5');
						while ($recentPosts->have_posts()) : $recentPosts->the_post(); ?>

                        <li>
                        	<?php if (  (function_exists('has_post_thumbnail')) && (has_post_thumbnail())  ) : /* if post has post thumbnail */ ?>
                            <div class="image">
                                <a href="<?php the_permalink(); ?>"><?php the_post_thumbnail('category-thumbnail'); ?></a>
                            </div><!--image-->
                            <?php endif; ?>

                            <div class="details">
                                <h5><a href="<?php the_permalink(); ?>"><?php the_title(); ?></a></h5>
                                <span class="date"><?php the_time( get_option('date_format') ); ?>, <?php comments_popup_link(__('No comments', 'framework'), __('1 Comment', 'framework'), __('% Comments', 'framework')); ?></span>
                            </div><!--details-->
                        </li>

                        <?php endwhile;?>

                        <?php wp_reset_query(); ?>

                    </ul>

                </div><!--tab-->

                <div class="tab" id="tabs-3">

                   <ul>
                   		<?php
						$sql = "SELECT DISTINCT ID, post_title, post_password, comment_ID, comment_post_ID, comment_author, comment_author_email, comment_date_gmt, comment_approved, comment_type, comment_author_url, SUBSTRING(comment_content,1,70) AS com_excerpt FROM $wpdb->comments LEFT OUTER JOIN $wpdb->posts ON ($wpdb->comments.comment_post_ID = $wpdb->posts.ID) WHERE comment_approved = '1' AND comment_type = '' AND post_password = '' ORDER BY comment_date_gmt DESC LIMIT 5";
						$comments = $wpdb->get_results($sql);
						foreach ($comments as $comment) :
						?>
                        <li>
                            <div class="image">
                                <a href="<?php echo get_permalink($comment->ID); ?>#comment-<?php echo $comment->comment_ID; ?>" title="<?php echo strip_tags($comment->comment_author); ?> <?php _e('on ', 'framework'); ?><?php echo $comment->post_title; ?>"><?php echo get_avatar( $comment, '45' ); ?></a>
                            </div><!--image-->

                            <div class="details">
                                <h5><a href="<?php echo get_permalink($comment->ID); ?>#comment-<?php echo $comment->comment_ID; ?>" title="<?php echo strip_tags($comment->comment_author); ?> <?php _e('on ', 'framework'); ?><?php echo $comment->post_title; ?>"><?php echo strip_tags($comment->comment_author); ?>: <?php echo strip_tags($comment->com_excerpt); ?></a></h5>
                            </div><!--details-->
                        </li>

                        <?php endforeach; ?>

                        <?php wp_reset_query(); ?>

                    </ul>

                </div><!--tab-->

                <div class="tab tab_tags" id="tabs-4">

                    <?php wp_tag_cloud('largest=12&smallest=12&unit=px'); ?>

                    <?php wp_reset_query(); ?>

                    <div class="clear"></div>

                </div>

            </div><!--tab_wrap-->

        </div><!--tabs-->

		<?php

		/* After widget (defined by themes). */
		echo $after_widget;
	}

	/* ---------------------------- */
	/* ------- Update Widget -------- */
	/* ---------------------------- */

	function update( $new_instance, $old_instance ) {
		$instance = $old_instance;

		/* Strip tags to remove HTML (important for text inputs). */
		$instance['title'] = strip_tags( $new_instance['title'] );

		/* No need to strip tags */
		$instance['tab1'] = $new_instance['tab1'];
		$instance['tab2'] = $new_instance['tab2'];
		$instance['tab3'] = $new_instance['tab3'];
		$instance['tab4'] = $new_instance['tab4'];

		return $instance;
	}

	/* ---------------------------- */
	/* ------- Widget Settings ------- */
	/* ---------------------------- */

	/**
	 * Displays the widget settings controls on the widget panel.
	 * Make use of the get_field_id() and get_field_name() function
	 * when creating your form elements. This handles the confusing stuff.
	 */

	function form( $instance ) {

		/* Set up some default widget settings. */
		$defaults = array(
		'title' => '',
		'tab1' => 'Popular',
		'tab2' => 'Recent',
		'tab3' => 'Comments',
		'tab4' => 'Tags',
		);
		$instance = wp_parse_args( (array) $instance, $defaults ); ?>

		<!-- Widget Title: Text Input -->
		<p>
			<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e('Title:', 'framework') ?></label>
			<input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo $instance['title']; ?>" />
		</p>

		<!-- tab 1 title: Text Input -->
		<p>
			<label for="<?php echo $this->get_field_id( 'tab1' ); ?>"><?php _e('Tab 1 Title:', 'framework') ?></label>
			<input class="widefat" id="<?php echo $this->get_field_id( 'tab1' ); ?>" name="<?php echo $this->get_field_name( 'tab1' ); ?>" value="<?php echo $instance['tab1']; ?>" />
		</p>

		<!-- tab 2 title: Text Input -->
		<p>
			<label for="<?php echo $this->get_field_id( 'link1' ); ?>"><?php _e('Tab 2 Title:', 'framework') ?></label>
			<input class="widefat" id="<?php echo $this->get_field_id( 'tab2' ); ?>" name="<?php echo $this->get_field_name( 'tab2' ); ?>" value="<?php echo $instance['tab2']; ?>" />
		</p>

		<!-- tab 3 title: Text Input -->
		<p>
			<label for="<?php echo $this->get_field_id( 'tab2' ); ?>"><?php _e('Tab 3 Title:', 'framework') ?></label>
			<input class="widefat" id="<?php echo $this->get_field_id( 'tab3' ); ?>" name="<?php echo $this->get_field_name( 'tab3' ); ?>" value="<?php echo $instance['tab3']; ?>" />
		</p>

		<!-- tab 4 title: Text Input -->
		<p>
			<label for="<?php echo $this->get_field_id( 'link2' ); ?>"><?php _e('Tab 4 Title:', 'framework') ?></label>
			<input class="widefat" id="<?php echo $this->get_field_id( 'tab4' ); ?>" name="<?php echo $this->get_field_name( 'tab4' ); ?>" value="<?php echo $instance['tab4']; ?>" />
		</p>

	<?php
	}
}
?>