BP_REST_Forums_Endpoint::get_items( WP_REST_Request $request )

	public function get_items( $request ) {

		$args = array(
			'post_parent'    => ( ! empty( $request['parent'] ) ? $request['parent'] : 0 ),
			'post_status'    => ( ! empty( $request['status'] ) ? $request['status'] : bbp_get_public_status_id() ),
			'orderby'        => ( ! empty( $request['orderby'] ) ? $request['orderby'] : 'menu_order title' ),
			'order'          => ( ! empty( $request['order'] ) ? $request['order'] : 'asc' ),
			'paged'          => ( ! empty( $request['page'] ) ? $request['page'] : '' ),
			'posts_per_page' => ( ! empty( $request['per_page'] ) ? $request['per_page'] : bbp_get_forums_per_page() ),
		);

		if ( ! empty( $request['search'] ) ) {
			$args['s'] = $request['search'];
		}

		if ( ! empty( $request['author'] ) ) {
			$args['author'] = $request['author'];
		}

		if ( ! empty( $request['author_exclude'] ) ) {
			$args['author__not_in'] = $request['author_exclude'];
		}

		if ( ! empty( $request['exclude'] ) ) {
			$args['post__not_in'] = $request['exclude'];
		}

		if ( ! empty( $request['include'] ) ) {
			$args['post__in'] = $request['include'];
		}

		if ( ! empty( $request['offset'] ) ) {
			$args['offset'] = $request['offset'];
		}

		if (
			! empty( $args['orderby'] )
			&& is_array( $args['orderby'] )
		) {
			if ( in_array( 'popular', $args['orderby'], true ) ) {
				$args['orderby']  = 'meta_value_num';
				$args['meta_key'] = '_bbp_total_topic_count'; // phpcs:ignore
			} elseif ( in_array( 'activity', $args['orderby'], true ) ) {
				$args['orderby']  = 'meta_value';
				$args['meta_key'] = '_bbp_last_active_time'; // phpcs:ignore
			}
		}

		if ( is_array( $args['orderby'] ) ) {
			$args['orderby'] = implode( ' ', $args['orderby'] );
		}

		/**
		 * Filter the query arguments for the request.
		 *
		 * @param array           $args    Key value array of query var to query value.
		 * @param WP_REST_Request $request The request sent to the API.
		 *
		 * @since 0.1.0
		 */
		$args = apply_filters( 'bp_rest_forums_get_items_query_args', $args, $request );

		$bbp_f = bbp_parse_args(
			$args,
			array(
				'post_type'           => bbp_get_forum_post_type(),
				'ignore_sticky_posts' => true,
			),
			'has_forums'
		);

		if ( isset( $request['subscriptions'] ) && ! empty( $request['subscriptions'] ) ) {
			$user_id = (int) ( isset( $args['author'] ) && ! empty( $args['author'] ) ) ? $args['author'] : bbp_get_current_user_id();

			$subscriptions = bbp_get_user_subscribed_forum_ids( $user_id );
			if ( ! empty( $subscriptions ) ) {
				$bbp_f['post__in'] = $subscriptions;
				if ( isset( $args['author'] ) ) {
					unset( $bbp_f['author'] );
				}
			} else {
				$bbp_f = array();
			}
		}

		// Run the query.
		$forums_query = new WP_Query( $bbp_f );

		$forums = ( ! empty( $forums_query->posts ) ? $forums_query->posts : array() );

		$retval = array();
		foreach ( $forums as $forum ) {
			$retval[] = $this->prepare_response_for_collection(
				$this->prepare_item_for_response( $forum, $request )
			);
		}

		$response = rest_ensure_response( $retval );
		$response = bp_rest_response_add_total_headers( $response, $forums_query->found_posts, $args['posts_per_page'] );

		/**
		 * Fires after a list of forums is fetched via the REST API.
		 *
		 * @param array            $forums   Fetched forums.
		 * @param WP_REST_Response $response The response data.
		 * @param WP_REST_Request  $request  The request sent to the API.
		 *
		 * @since 0.1.0
		 */
		do_action( 'bp_rest_forums_get_items', $forums, $response, $request );

		return $response;
	}