Notification.php

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<?php

namespace Elgg\Notifications;

class Notification {
    
    protected $from;

    protected $to;

    public $summary;

    public $subject;

    public $body;

    public $language;

    public $params;

    public $url;

    public function __construct(\ElggEntity $from, \ElggEntity $to, $language, $subject, $body, $summary = '', array $params = []) {
        $this->from = $from;
        $this->to = $to;
        $this->language = $language;
        $this->subject = $subject;
        $this->body = $body;
        $this->summary = $summary;
        $this->params = $params;

        if (isset($this->params['url'])) {
            $this->url = $this->params['url'];
        }
    }

    public function getSender(): \ElggEntity {
        return $this->from;
    }

    public function getSenderGUID(): int {
        return $this->from->guid;
    }

    public function getRecipient(): \ElggEntity {
        return $this->to;
    }

    public function getRecipientGUID(): int {
        return $this->to->guid;
    }

    public function toObject(): \stdClass {
        $obj = new \stdClass();
        $vars = get_object_vars($this);
        
        $vars = array_merge($this->params, $vars);
        unset($vars['params']);
        unset($vars['sender']);
        unset($vars['recipient']);
        unset($vars['subscriptions']);
        unset($vars['action']);
        unset($vars['object']);
        unset($vars['handler']);
        
        foreach ($vars as $key => $value) {
            if (is_object($value) && is_callable([$value, 'toObject'])) {
                $obj->$key = $value->toObject();
            } else {
                $obj->$key = $value;
            }
        }
        
        return $obj;
    }
    
    public function __serialize(): array {
        $vars = get_object_vars($this);
        
        // unset the NotificationEventHandler as it can't be serialized and isn't needed during processing of the notification
        unset($vars['params']['handler']);
        
        return $vars;
    }
}