Laravel function to replace vars in text

#conversation is your model example.
$body = $conversation->replaceTextVars($body, ['user' => $user]);

#in App\Models\Conversation 
public static function replaceTextVars($text, $data = [], $escape = false)
    {
        // Available variables to insert.
        $vars = [];

        if (!empty($data['conversation'])) {
            $vars['{%subject%}'] = $data['conversation']->subject;
            $vars['{%conversation.number%}'] = $data['conversation']->number;
            $vars['{%customer.email%}'] = $data['conversation']->customer_email;
        }
        if (!empty($data['mailbox'])) {
            $vars['{%mailbox.email%}'] = $data['mailbox']->email;
            $vars['{%mailbox.name%}'] = $data['mailbox']->name;
        }
        if (!empty($data['customer'])) {
            $vars['{%customer.lastName%}'] = $data['customer']->last_name;
            $vars['{%customer.company%}'] = $data['customer']->company;
        }
        if (!empty($data['user'])) {
            $vars['{%user.phone%}'] = $data['user']->phone;
            $vars['{%user.email%}'] = $data['user']->email;
            $vars['{%user.jobTitle%}'] = $data['user']->job_title;
            $vars['{%user.lastName%}'] = $data['user']->last_name;
        }

        if ($escape) {
            foreach ($vars as $i => $var) {
                $vars[$i] = htmlspecialchars($var ?? '');
                $vars[$i] = nl2br($vars[$i]);
            }
        } else {
            foreach ($vars as $i => $var) {
                $vars[$i] = nl2br($var ?? '');
            }
        }

        return strtr($text, $vars);
    }