wordpress-activitypub/includes/class-blocks.php

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<?php
namespace Activitypub;
use Activitypub\Collection\Followers;
class Blocks {
public static function init() {
// this is already being called on the init hook, so just add it.
self::register_blocks();
\add_action( 'wp_enqueue_scripts', array( self::class, 'add_data' ) );
\add_action( 'enqueue_block_editor_assets', array( self::class, 'add_data' ) );
}
public static function add_data() {
$handle = is_admin() ? 'activitypub-followers-editor-script' : 'activitypub-followers-view-script';
$data = array(
'namespace' => ACTIVITYPUB_REST_NAMESPACE,
);
$js = sprintf( 'var _activityPubOptions = %s;', wp_json_encode( $data ) );
\wp_add_inline_script( $handle, $js, 'before' );
}
public static function register_blocks() {
\register_block_type_from_metadata(
ACTIVITYPUB_PLUGIN_DIR . '/build/followers',
array(
'render_callback' => array( self::class, 'render_follower_block' ),
)
);
}
private static function get_user_id( $user_string ) {
if ( is_numeric( $user_string ) ) {
return absint( $user_string );
}
// any other non-numeric falls back to 0, including the `site` string used in the UI
return 0;
}
public static function render_follower_block( $attrs, $content, $block ) {
$followee_user_id = self::get_user_id( $attrs['selectedUser'] );
$per_page = absint( $attrs['per_page'] );
$followers = Followers::get_followers( $followee_user_id, $per_page );
$title = $attrs['title'];
$wrapper_attributes = get_block_wrapper_attributes(
array(
'aria-label' => __( 'Fediverse Followers', 'activitypub' ),
'class' => 'activitypub-follower-block',
'data-attrs' => wp_json_encode( $attrs ),
)
);
$html = '<div class="activitypub-follower-block" ' . $wrapper_attributes . '>';
if ( $title ) {
$html .= '<h3>' . $title . '</h3>';
}
$html .= '<ul>';
foreach ( $followers as $follower ) {
$html .= '<li>' . self::render_follower( $follower ) . '</li>';
}
// We are only pagination on the JS side. Could be revisited but we gotta ship!
$html .= '</ul></div>';
return $html;
}
public static function render_follower( $follower ) {
$external_svg = '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="24" height="24" class="components-external-link__icon css-rvs7bx esh4a730" aria-hidden="true" focusable="false"><path d="M18.2 17c0 .7-.6 1.2-1.2 1.2H7c-.7 0-1.2-.6-1.2-1.2V7c0-.7.6-1.2 1.2-1.2h3.2V4.2H7C5.5 4.2 4.2 5.5 4.2 7v10c0 1.5 1.2 2.8 2.8 2.8h10c1.5 0 2.8-1.2 2.8-2.8v-3.6h-1.5V17zM14.9 3v1.5h3.7l-6.4 6.4 1.1 1.1 6.4-6.4v3.7h1.5V3h-6.3z"></path></svg>';
$template =
'<a href="%s" title="%s" class="components-external-link activitypub-link" target="_blank" rel="external noreferrer noopener">
<img width="40" height="40" src="%s" class="avatar activitypub-avatar" />
<span class="activitypub-actor">
<strong class="activitypub-name">%s</strong>
<span class="sep">/</span>
<span class="activitypub-handle">@%s</span>
</span>
%s
</a>';
$data = $follower->to_array();
return sprintf(
$template,
esc_url( $data['url'] ),
esc_attr( $data['name'] ),
esc_attr( $data['icon']['url'] ),
esc_html( $data['name'] ),
esc_html( $data['preferredUsername'] ),
$external_svg
);
}
}