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<?php |
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/** |
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* Avatars class file. |
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* |
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* @package Activitypub |
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*/ |
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|
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namespace Activitypub; |
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|
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use Activitypub\Collection\Remote_Actors; |
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|
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/** |
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* ActivityPub Avatars class. |
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*/ |
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class Avatars { |
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/** |
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* Initialize the class, registering WordPress hooks. |
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*/ |
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public static function init() { |
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\add_filter( 'pre_get_avatar_data', array( self::class, 'pre_get_avatar_data' ), 11, 2 ); |
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} |
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|
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/** |
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* Replaces the default avatar. |
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* |
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* @param array $args Arguments passed to get_avatar_data(), after processing. |
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* @param int|string|object $id_or_email A user ID, email address, or comment object. |
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* |
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* @return array $args |
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*/ |
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public static function pre_get_avatar_data( $args, $id_or_email ) { |
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if ( |
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! $id_or_email instanceof \WP_Comment || |
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! isset( $id_or_email->comment_type ) || |
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$id_or_email->user_id |
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) { |
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return $args; |
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} |
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|
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/** |
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* Filter allowed comment types for avatars. |
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* |
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* @param array $allowed_comment_types Array of allowed comment types. |
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*/ |
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$allowed_comment_types = \apply_filters( 'get_avatar_comment_types', array( 'comment' ) ); |
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if ( ! \in_array( $id_or_email->comment_type ?: 'comment', $allowed_comment_types, true ) ) { |
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return $args; |
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} |
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|
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// Respect WordPress "show avatars" setting. |
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if ( ! \get_option( 'show_avatars' ) ) { |
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return $args; |
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} |
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|
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$avatar = null; |
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|
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// First, try to get avatar from remote actor. |
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$remote_actor_id = \get_comment_meta( $id_or_email->comment_ID, '_activitypub_remote_actor_id', true ); |
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if ( $remote_actor_id ) { |
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$avatar = Remote_Actors::get_avatar_url( $remote_actor_id ); |
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} |
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|
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// Fall back to avatar_url comment meta for backward compatibility. |
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if ( ! $avatar ) { |
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$avatar = \get_comment_meta( $id_or_email->comment_ID, 'avatar_url', true ); |
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} |
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|
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if ( $avatar ) { |
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if ( empty( $args['class'] ) ) { |
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$args['class'] = array(); |
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} elseif ( \is_string( $args['class'] ) ) { |
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$args['class'] = \explode( ' ', $args['class'] ); |
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} |
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|
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/** This filter is documented in wp-includes/link-template.php */ |
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$args['url'] = \apply_filters( 'get_avatar_url', $avatar, $id_or_email, $args ); |
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$args['class'][] = 'avatar'; |
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$args['class'][] = 'avatar-activitypub'; |
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$args['class'][] = 'avatar-' . (int) $args['size']; |
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$args['class'][] = 'photo'; |
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$args['class'][] = 'u-photo'; |
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$args['class'] = \array_unique( $args['class'] ); |
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} |
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|
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return $args; |
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} |
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} |
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|
