cross-solution / YAWIK

    {

        $log = $this->mailLogger;

        $template = $this->getTemplate();

        if (isset($this->config['from'])) {

            $from = $this->config['from'];

        } else {

            $log->err('A from email address must be provided (Variable $from) in Template: ' . $template);

            throw new \InvalidArgumentException('A from email address must be provided (Variable $from) in Template: ' . $template);

        }

        if (isset($this->config['fromName'])) {

            $fromName = $this->config['fromName'];

        } else {

            $log->err('A from email address must be provided (Variable $from) in Template: ' . $template);

            throw new \InvalidArgumentException('A from email address must be provided (Variable $from) in Template: ' . $template);

        }

        if (isset($this->config['fromName'])) {

            $fromName = $this->config['fromName'];

        } else {

            $log->err('A from name must be provided (Variable $fromName) in Template: ' . $template);

            throw new \InvalidArgumentException('A from name must be provided (Variable $fromName) in Template: ' . $template);

        }

        if (isset($this->config['subject'])) {

            $subject = $this->config['subject'];

        } else {

            $log->err('A from name must be provided (Variable $fromName) in Template: ' . $template);

            throw new \InvalidArgumentException('A from name must be provided (Variable $fromName) in Template: ' . $template);

        }

        if (isset($this->config['subject'])) {

            $subject = $this->config['subject'];

        } else {

            $log->err('A subject must be provided (Variable $subject) in Template: ' . $template);

            throw new \InvalidArgumentException('A subject must be provided (Variable $subject) in Template: ' . $template);

        }

        $this->setFrom($from, $fromName);

        $this->setSubject($subject);

        return $this;