Add random sorting to player gallery widget

includes/sp-formatting-functions.php

@@ -85,6 +85,17 @@ function sp_filter_non_empty( $var = '' ) {
 	return strlen( $var ) > 0;
 }
 
+/**
+ * Sort array randomly and maintain index association.
+ *
+ * @access public
+ * @param array $array
+ * @return bool
+ */
+function sp_sort_random() {
+	return rand() > rand();
+}
+
 /**
  * let_to_num function.
  *

includes/widgets/class-sp-widget-player-gallery.php

@@ -101,6 +101,9 @@ class SP_Widget_Player_Gallery extends WP_Widget {
 				'name' => __( 'Name', 'sportspress' ),
 				'eventsplayed' => __( 'Played', 'sportspress' )
 			),
+			'append_options' => array(
+				'rand' => __( 'Random', 'sportspress' ),
+			),
 			'post_type' => 'sp_performance',
 			'name' => $this->get_field_name('orderby'),
 			'id' => $this->get_field_id('orderby'),

templates/player-gallery.php

@@ -59,6 +59,8 @@ endif;
 if ( $orderby == 'default' ):
 	$orderby = $list->orderby;
 	$order = $list->order;
+elseif ( $orderby == 'rand' ):
+	uasort( $data, 'sp_sort_random' );
 else:
 	$list->priorities = array(
 		array(