Bp-checkins widget by @Fl0

<?php
// Fl0 - http://www.bitpxl.com
// BUILD THE PLACES WIDGET
// Multiples instances sort by Checkin & Reviews & News
// Instructions : http://imath.owni.fr/2012/12/02/bp-checkins-1-1/

class wdt_sorting_places extends WP_Widget {
    function wdt_sorting_places() {
        // widget settings
        $widget_ops = array( 'classname' => 'Places BY', 'description' => 'Displays places by checkins, reviews or lastest.' );
        // create the widget
        $this->WP_Widget( 'wdt_sorting_places', 'Places BY', $widget_ops );
    }
    function widget( $args, $instance ) {
        extract( $args );
        /* User-selected settings. */
        $title = $instance['title'];
        $sort = $instance['sort'];
        $showplaces = $instance['showplaces'];
        $numplaces = $instance['numplaces'];
        $catplaces = $instance['catplaces'];
        if($sort=="most-check") {
            $feedsort="meta_value";
            $metakey="bpci_place_checked_count";
        } elseif($sort=="most-review") {
            $feedsort="comment_count";
            $metakey="";
        } else {
            $feedsort="date";
            $metakey="";
        }
        /* HTML output */
        ?>

            <?php if($title) { ?><h3><?php echo $title; ?></h3><?php } ?>

                <?php if($showplaces) { ?>

                        <ul>
                            <?php // setup the query

                            $args2 = array(
                            'suppress_filter'    => true,
                            'post_type'  => 'places',
                            'posts_per_page' => $numplaces,
                            'orderby'   => $feedsort,
                            'meta_key' => $metakey
                            );

                            if($catplaces){
                            $args2['tax_query'] = array(
                                                    array(
                                                        'taxonomy' => 'places_category',
                                                        'field' => 'slug',
                                                        'terms' => $catplaces
                                                        )
                                                );
                            }

                            $cust_loop = new WP_Query($args2);
                            if ($cust_loop->have_posts()) : while ($cust_loop->have_posts()) : $cust_loop->the_post(); $postcount++;    ?>
                            <li style="list-style:decimal;">
                            <?php // bp_checkins_places_featured_image();?>
                            <div class="item-title">
                            <a class="post-title" href="<?php the_permalink(); ?>" title="<?php the_title(); ?>"><?php the_title(); ?></a>
                            </div>
                            </li>
                            <?php endwhile;
                            endif;
                            wp_reset_query(); ?>
                        </ul>

            <?php } ?>
    <?php
    }
    function update( $new_instance, $old_instance ) {
        $instance = $old_instance;
        $title = $instance['title'];
        $sort = $instance['sort'];
        $showplaces = $instance['showplaces'];
        $numplaces = $instance['numplaces'];
        $catplaces = $instance['catplaces'];
        $instance['title'] = strip_tags ( $new_instance['title'] );
        $instance['sort'] = strip_tags( $new_instance['sort'] );
        $instance['showplaces'] = isset( $new_instance['showplaces'] );
        $instance['numplaces'] = strip_tags( $new_instance['numplaces'] );
        $instance['catplaces'] = strip_tags ( $new_instance['catplaces'] );
        return $instance;
    }
    function form( $instance ) {
        /* Set up some default widget settings. */
        $defaults = array( 'title' => 'Places', 'sort' => 'latest', 'showplaces' => true, 'numplaces' => 5 );
        $instance = wp_parse_args( (array) $instance, $defaults ); ?>
        <p><label for="wdt-places-title">Title <input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo $instance['title']; ?>" style="width: 100%" /></label></p>

        <p><label for="wdt-places-cat">Category <input class="widefat" id="<?php echo $this->get_field_id( 'catplaces' ); ?>" name="<?php echo $this->get_field_name( 'catplaces' ); ?>" type="text" value="<?php echo $instance['catplaces']; ?>" style="width: 100%" /></label></p>

        <p>
            <input class="radio" type="radio" <?php if($instance['sort']=='most-check') { ?>checked <?php } ?>name="<?php echo $this->get_field_name( 'sort' ); ?>" value="most-check" />
            Order places by checkin<br />
            <input class="radio" type="radio" <?php if($instance['sort']=='most-review') { ?>checked <?php } ?>name="<?php echo $this->get_field_name( 'sort' ); ?>" value="most-review" />
            Order places by reviews<br />
            <input class="radio" type="radio" <?php if($instance['sort']=='most-new') { ?>checked <?php } ?>name="<?php echo $this->get_field_name( 'sort' ); ?>" value="most-new" />
            Order places by latest
        </p>
        <p>
            <input class="checkbox" type="checkbox" <?php checked(isset( $instance['showplaces']) ? $instance['showplaces'] : 0  ); ?> id="<?php echo $this->get_field_id( 'showplaces' ); ?>" name="<?php echo $this->get_field_name( 'showplaces' ); ?>" />
            Display
            <input id="<?php echo $this->get_field_id( 'numplaces' ); ?>" name="<?php echo $this->get_field_name( 'numplaces' ); ?>" value="<?php echo $instance['numplaces']; ?>" style="width:30px" />
            places
        </p>
        <?php
    }
}
//LOAD THE WIDGET
add_action("widgets_init", "fl0_places_widgets");
function fl0_places_widgets()
{
    register_widget('wdt_sorting_places');
}
?>