BBP_Forums_Widget

class BBP_Forums_Widget extends WP_Widget {

	/**
	 * Forums Forum Widget
	 *
	 * Registers the forum widget
	 *
	 * @since bbPress (r2653)
	 *
	 * @uses apply_filters() Calls 'bbp_forums_widget_options' with the
	 *                        widget options
	 */
	public function __construct() {
		$widget_ops = apply_filters( 'bbp_forums_widget_options', array(
			'classname'   => 'widget_display_forums',
			'description' => __( 'A list of forums with an option to set the parent.', 'buddyboss' )
		) );

		parent::__construct( false, __( '(BB) Forums List', 'buddyboss' ), $widget_ops );
	}

	/**
	 * Register the widget
	 *
	 * @since bbPress (r3389)
	 *
	 * @uses register_widget()
	 */
	public static function register_widget() {
		register_widget( 'BBP_Forums_Widget' );
	}

	/**
	 * Displays the output, the forum list
	 *
	 * @since bbPress (r2653)
	 *
	 * @param mixed $args Arguments
	 * @param array $instance Instance
	 * @uses apply_filters() Calls 'bbp_forum_widget_title' with the title
	 * @uses get_option() To get the forums per page option
	 * @uses current_user_can() To check if the current user can read
	 *                           private() To resety name
	 * @uses bbp_has_forums() The main forum loop
	 * @uses bbp_forums() To check whether there are more forums available
	 *                     in the loop
	 * @uses bbp_the_forum() Loads up the current forum in the loop
	 * @uses bbp_forum_permalink() To display the forum permalink
	 * @uses bbp_forum_title() To display the forum title
	 */
	public function widget( $args, $instance ) {

		// Get widget settings
		$settings = $this->parse_settings( $instance );

		// Typical WordPress filter
		$settings['title'] = apply_filters( 'widget_title',           $settings['title'], $instance, $this->id_base );

		// Forums filter
		$settings['title'] = apply_filters( 'bbp_forum_widget_title', $settings['title'], $instance, $this->id_base );

		// Note: private and hidden forums will be excluded via the
		// bbp_pre_get_posts_normalize_forum_visibility action and function.
		$widget_query = new WP_Query( array(
			'post_type'           => bbp_get_forum_post_type(),
			//'post_parent'         => $settings['parent_forum'],
            'post_parent'         => 0,
			'post_status'         => bbp_get_public_status_id(),
			'posts_per_page'      => bbp_get_forums_per_page(),
			'ignore_sticky_posts' => true,
			'no_found_rows'       => true,
			'orderby'             => 'menu_order title',
			'order'               => 'ASC'
		) );

		// Bail if no posts
		if ( ! $widget_query->have_posts() ) {
			return;
		}

		echo $args['before_widget'];

		if ( !empty( $settings['title'] ) ) {
			echo $args['before_title'] . $settings['title'] . $args['after_title'];
		} ?>

		<ul class="bb-sidebar-forums">

			<?php while ( $widget_query->have_posts() ) : $widget_query->the_post(); ?>

				<li>
                    <a class="bbp-forum-title" href="<?php bbp_forum_permalink( $widget_query->post->ID ); ?>"><?php bbp_forum_title( $widget_query->post->ID ); ?></a>
                    <span class="topics-count">
                        <?php
                        $topics_count = bbp_get_forum_topic_count( $widget_query->post->ID );
                        echo $topics_count;
                        ?>
                    </span>
                    <?php
    				$r = array(
    						'before'              => '<ul class="bb-sidebar-forums">',
                            'after'               => '</ul>',
                            'link_before'         => '<li class="bbp-sub-forum">',
                            'link_after'          => '</li>',
    						'count_before'      => ' (',
    						'count_after'       => ')',
    						'count_sep'         => ', ',
    						'separator'         => ' ',
    						'forum_id'          => $widget_query->post->ID,
    						'show_topic_count'  => false,
    						'show_reply_count'  => false,
    					);

    				bbp_list_forums($r); ?>
                </li>

			<?php endwhile; ?>

		</ul>

		<?php echo $args['after_widget'];

		// Reset the $post global
		wp_reset_postdata();
	}

	/**
	 * Update the forum widget options
	 *
	 * @since bbPress (r2653)
	 *
	 * @param array $new_instance The new instance options
	 * @param array $old_instance The old instance options
	 */
	public function update( $new_instance, $old_instance ) {
		$instance                 = $old_instance;
		$instance['title']        = strip_tags( $new_instance['title'] );
		$instance['parent_forum'] = sanitize_text_field( $new_instance['parent_forum'] );

		// Force to any
		if ( !empty( $instance['parent_forum'] ) && !is_numeric( $instance['parent_forum'] ) ) {
			$instance['parent_forum'] = 'any';
		}

		return $instance;
	}

	/**
	 * Output the forum widget options form
	 *
	 * @since bbPress (r2653)
	 *
	 * @param $instance Instance
	 * @uses BBP_Forums_Widget::get_field_id() To output the field id
	 * @uses BBP_Forums_Widget::get_field_name() To output the field name
	 */
	public function form( $instance ) {

		// Get widget settings
		$settings = $this->parse_settings( $instance ); ?>

		<p>
			<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:', 'buddyboss' ); ?>
				<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( $settings['title'] ); ?>" />
			</label>
		</p>

		<p>
			<label for="<?php echo $this->get_field_id( 'parent_forum' ); ?>"><?php _e( 'Parent Forum ID:', 'buddyboss' ); ?>
				<input class="widefat" id="<?php echo $this->get_field_id( 'parent_forum' ); ?>" name="<?php echo $this->get_field_name( 'parent_forum' ); ?>" type="text" value="<?php echo esc_attr( $settings['parent_forum'] ); ?>" />
			</label>

			<br />

			<small><?php _e( '"0" to show only root - "any" to show all', 'buddyboss' ); ?></small>
		</p>

		<?php
	}

	/**
	 * Merge the widget settings into defaults array.
	 *
	 * @since bbPress (r4802)
	 *
	 * @param $instance Instance
	 * @uses bbp_parse_args() To merge widget settings into defaults
	 */
	public function parse_settings( $instance = array() ) {
		return bbp_parse_args( $instance, array(
			'title'        => __( 'Forums', 'buddyboss' ),
			'parent_forum' => 0
		), 'forum_widget_settings' );
	}
}