<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName

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// phpcs:disable Universal.Files.SeparateFunctionsFromOO.Mixed -- TODO: Move classes to appropriately-named class files.

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use Automattic\Jetpack\Redirect;

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// Disable direct access/execution to/of the widget code.

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if ( ! defined( 'ABSPATH' ) ) {

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exit( 0 );

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}

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/**

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* Jetpack_My_Community_Widget displays community members of this site.

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*

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* A community member is a WordPress.com user that liked or commented on an entry or subscribed to the site.

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* Requires WordPress.com connection to work. Otherwise it won't be visible in Widgets screen in admin.

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*/

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class Jetpack_My_Community_Widget extends WP_Widget {

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/**

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* Transient expiration time.

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*

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* @var int $expiration

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*/

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public static $expiration = 600;

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/**

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* Default widget title.

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*

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* @var string $default_title

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*/

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public $default_title;

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/**

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* Registers the widget with WordPress.

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*/

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public function __construct() {

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parent::__construct(

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'jetpack_my_community', // Base ID.

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/** This filter is documented in modules/widgets/facebook-likebox.php */

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apply_filters( 'jetpack_widget_name', esc_html__( 'My Community', 'jetpack' ) ),

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array(

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'description' => esc_html__( "Display members of your site's community.", 'jetpack' ),

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'customize_selective_refresh' => true,

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)

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);

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$this->default_title = esc_html__( 'Community', 'jetpack' );

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add_filter( 'widget_types_to_hide_from_legacy_widget_block', array( $this, 'hide_widget_in_block_editor' ) );

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}

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/**

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* Remove the "My Community" widget from the Legacy Widget block

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*

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* @param array $widget_types List of widgets that are currently removed from the Legacy Widget block.

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* @return array $widget_types New list of widgets that will be removed.

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*/

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public function hide_widget_in_block_editor( $widget_types ) {

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$widget_types[] = 'jetpack_my_community';

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return $widget_types;

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}

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/**

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* Enqueue stylesheet for grid layout.

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*/

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public function enqueue_style() {

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wp_register_style( 'jetpack-my-community-widget', plugins_url( 'my-community/style.css', __FILE__ ), array(), '20160129' );

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wp_enqueue_style( 'jetpack-my-community-widget' );

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}

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/**

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* Back end widget form.

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*

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* @see WP_Widget::form()

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*

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* @param array $instance Previously saved values from database.

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*

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* @return string|void

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*/

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public function form( $instance ) {

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$title = isset( $instance['title'] ) ? $instance['title'] : false;

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if ( false === $title ) {

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$title = $this->default_title;

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}

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$number = isset( $instance['number'] ) ? (int) $instance['number'] : 10;

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if ( ! in_array( $number, array( 10, 50 ), true ) ) {

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$number = 10;

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}

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$include_likers = isset( $instance['include_likers'] ) ? (bool) $instance['include_likers'] : true;

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$include_followers = isset( $instance['include_followers'] ) ? (bool) $instance['include_followers'] : true;

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$include_commenters = isset( $instance['include_commenters'] ) ? (bool) $instance['include_commenters'] : true;

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?>

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<p>

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<label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php esc_html_e( 'Title:', 'jetpack' ); ?></label>

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<input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" />

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</p>

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<p>

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<label><?php esc_html_e( 'Show a maximum of', 'jetpack' ); ?></label>

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</p>

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<ul>

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<li><label><input id="<?php echo esc_attr( $this->get_field_id( 'number' ) ); ?>-few" name="<?php echo esc_attr( $this->get_field_name( 'number' ) ); ?>" type="radio" value="10" <?php checked( '10', $number ); ?> /> <?php esc_html_e( '10 community members', 'jetpack' ); ?></label></li>

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<li><label><input id="<?php echo esc_attr( $this->get_field_id( 'number' ) ); ?>-lots" name="<?php echo esc_attr( $this->get_field_name( 'number' ) ); ?>" type="radio" value="50" <?php checked( '50', $number ); ?> /> <?php esc_html_e( '50 community members', 'jetpack' ); ?></label></li>

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</ul>

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<p>

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<label for="<?php echo esc_attr( $this->get_field_id( 'include_likers' ) ); ?>">

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<input type="checkbox" class="checkbox" id="<?php echo esc_attr( $this->get_field_id( 'include_likers' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'include_likers' ) ); ?>" value="1" <?php checked( $include_likers, 1 ); ?> />

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<?php esc_html_e( 'Include activity from likers', 'jetpack' ); ?>

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</label>

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</p>

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<p>

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<label for="<?php echo esc_attr( $this->get_field_id( 'include_followers' ) ); ?>">

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<input type="checkbox" class="checkbox" id="<?php echo esc_attr( $this->get_field_id( 'include_followers' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'include_followers' ) ); ?>" value="1" <?php checked( $include_followers, 1 ); ?> />

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<?php esc_html_e( 'Include activity from followers', 'jetpack' ); ?>

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</label>

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</p>

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<p>

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<label for="<?php echo esc_attr( $this->get_field_id( 'include_commenters' ) ); ?>">

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<input type="checkbox" class="checkbox" id="<?php echo esc_attr( $this->get_field_id( 'include_commenters' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'include_commenters' ) ); ?>" value="1" <?php checked( $include_commenters, 1 ); ?> />

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<?php esc_html_e( 'Include activity from commenters', 'jetpack' ); ?>

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</label>

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</p>

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<?php

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}

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/**

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* Sanitize widget form values as they are saved.

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*

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* @see WP_Widget::update()

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*

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* @param array $new_instance Values just sent to be saved.

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* @param array $old_instance Previously saved values from database.

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*

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* @return array Updated safe values to be saved.

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*/

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public function update( $new_instance, $old_instance ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable

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$instance = array();

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$instance['title'] = wp_kses( $new_instance['title'], array() );

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if ( $instance['title'] === $this->default_title ) {

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$instance['title'] = false; // Store as false in case of language change.

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}

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$instance['number'] = (int) $new_instance['number'];

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if ( ! in_array( $instance['number'], array( 10, 50 ), true ) ) {

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$instance['number'] = 10;

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}

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$instance['include_likers'] = (bool) $new_instance['include_likers'];

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$instance['include_followers'] = (bool) $new_instance['include_followers'];

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$instance['include_commenters'] = (bool) $new_instance['include_commenters'];

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delete_transient( "$this->id-v2-{$instance['number']}" . (int) $instance['include_likers'] . (int) $instance['include_followers'] . (int) $instance['include_commenters'] );

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return $instance;

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}

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/**

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* Front-end display of widget.

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*

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* @see WP_Widget::widget()

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*

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* @param array $args Widget arguments.

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* @param array $instance Saved values from database.

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*/

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public function widget( $args, $instance ) {

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$instance = wp_parse_args(

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$instance,

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array(

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'title' => false,

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'number' => true,

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'include_likers' => true,

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'include_followers' => true,

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'include_commenters' => true,

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)

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);

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$title = $instance['title'];

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if ( false === $title ) {

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$title = $this->default_title;

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}

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// Enqueue front end assets.

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$this->enqueue_style();

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echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped

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/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */

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$title = apply_filters( 'widget_title', $title );

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if ( ! empty( $title ) ) {

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echo $args['before_title'] . $title . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped

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}

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$transient_name = "$this->id-v2-{$instance['number']}" . (int) $instance['include_likers'] . (int) $instance['include_followers'] . (int) $instance['include_commenters'];

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$my_community = get_transient( $transient_name );

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if ( empty( $my_community ) ) {

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$my_community = $this->get_community( $instance );

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set_transient( $transient_name, $my_community, self::$expiration );

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}

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echo $my_community; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped

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echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped

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/** This action is documented in modules/widgets/gravatar-profile.php */

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do_action( 'jetpack_stats_extra', 'widget_view', 'my_community' );

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}

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/**

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* Initiate request and render the response.

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*

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* @since 4.0

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*

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* @param array $query Saved widget values from database.

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*

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* @return string

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*/

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private function get_community( $query ) {

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$members = $this->fetch_remote_community( $query );

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if ( ! empty( $members ) ) {

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$my_community = '<div class="widgets-multi-column-grid"><ul>';

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foreach ( $members as $member ) {

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$my_community .= sprintf(

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'<li><a href="%s" title="%s"><img alt="%s" src="%s" class="avatar avatar-48" height="48" width="48"></a></li>',

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esc_url( $member->profile_URL ), // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase

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esc_attr( $member->name ),

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esc_attr( $member->name ),

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esc_url( $member->avatar_URL ) // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase

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);

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}

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$my_community .= '</ul></div>';

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} elseif ( current_user_can( 'edit_theme_options' ) ) {

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$my_community = '<p>' . wp_kses(

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sprintf(

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/* Translators: 1. link to the widgets settings screen. 2. link to support document. */

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__( 'There are no users to display in this <a href="%1$s">My Community widget</a>. <a href="%2$s">Want more traffic?</a>', 'jetpack' ),

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admin_url( 'widgets.php' ),

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esc_url( Redirect::get_url( 'jetpack-support-getting-more-views-and-traffic' ) )

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),

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array( 'a' => array( 'href' => true ) )

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) . '</p>';

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} else {

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$my_community = '<p>' . esc_html__( "I'm just starting out; leave me a comment or a like :)", 'jetpack' ) . '</p>';

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}

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return $my_community;

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}

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/**

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* Request community members to WordPress.com endpoint.

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*

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* @since 4.0

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*

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* @param array $query Saved widget values from database.

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*

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* @return array

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*/

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private function fetch_remote_community( $query ) {

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$jetpack_blog_id = Jetpack_Options::get_option( 'id' );

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$url = add_query_arg(

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array(

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'number' => $query['number'],

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'likers' => (int) $query['include_likers'],

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'followers' => (int) $query['include_followers'],

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'commenters' => (int) $query['include_commenters'],

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),

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"https://public-api.wordpress.com/rest/v1.1/sites/$jetpack_blog_id/community"

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);

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$response = wp_remote_get( $url );

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$response_body = wp_remote_retrieve_body( $response );

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if ( empty( $response_body ) ) {

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return array();

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}

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$response_body = json_decode( $response_body );

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if ( isset( $response_body->users ) ) {

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return $response_body->users;

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}

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return array();

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}

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}

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/**

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* If site is connected to WordPress.com, register the widget.

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*

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* @since 4.0

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*/

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function jetpack_my_community_init() {

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if ( Jetpack::is_connection_ready() ) {

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register_widget( 'Jetpack_My_Community_Widget' );

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}

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}

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add_action( 'widgets_init', 'jetpack_my_community_init' );

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