new raf email class

class-wpgens-raf-email.php

<?php

class WPGens_RAF_Email
{

    private $email;

    private $coupon_code;

    private $name;

    private $order_id;

    private $type;

    /**
     * Constructor.
     *
     * @param array $options
     */
    public function __construct($email, $coupon_code_or_referral, $order_id, $type = "referrer")
    {
        $this->email        = $email;
        $this->coupon_code  = $coupon_code_or_referral;
        $this->order_id     = $order_id;
        $this->type         = $type;
        $this->name         = $this->get_user_name();
    }

    /**
     * Send Email to user
     *
     * @since    1.0.0
     */
    public function send_email() 
    {
        $mailer = WC()->mailer();

        $subject          = str_replace( '{{name}}', $this->name, get_option( 'gens_raf_email_subject' ));
        $heading          = str_replace( '{{name}}', $this->name, get_option( 'gens_raf_email_heading' ));
        $use_woo_template = get_option( 'gens_raf_use_woo_mail' );
        $color            = get_option( 'woocommerce_email_base_color' );
        $footer_text      = get_option( 'woocommerce_email_footer_text' );
        $header_image     = get_option( 'woocommerce_email_header_image' );
        $expiry           = get_option( 'gens_raf_coupon_duration' );
        $my_account_link    = get_option('gens_raf_my_account_url');

        $type             = $this->type;
        $coupon_code      = $this->coupon_code;
        $referral_code    = $this->coupon_code;

        $referral_link = esc_url(add_query_arg('raf', $referral_code, trailingslashit($my_account_link)));
        
        // Referrer or friend?
        if($type === "friend") {
            $subject       = str_replace( '{{name}}', $this->name, get_option( 'gens_raf_buyer_email_subject' ));
            $user_message  = str_replace( '{{name}}', $this->name, get_option( 'gens_raf_buyer_email_message' ));
        } else if($type === "reminder") {
            $subject       = str_replace( '{{name}}', $this->name, get_option( 'gens_raf_reminder_email_subject' ));
            $heading       = str_replace( '{{name}}', $this->name, get_option( 'gens_raf_reminder_email_heading' ));
            $user_message  = str_replace( '{{name}}', $this->name, get_option( 'gens_raf_reminder_email_body' ));
            $user_message  = str_replace( '{{referral_code}}', $referral_code, $user_message);
            $user_message  = str_replace( '{{referral_link}}', $referral_link, $user_message);
        }  else {
            $user_message  = str_replace( '{{name}}', $this->name, get_option( 'gens_raf_email_message' ));
        }
        // Fallback for {{code}} which is depricated
        $user_message  = str_replace( '{{code}}', $this->coupon_code, $user_message);
        // Expiry date
        if($expiry) {
            $expiry = date_i18n(wc_date_format(), strtotime('+'.$expiry.' days'));
        }
        ob_start();

        if($use_woo_template === "yes" || $use_woo_template === "1") {
            wc_get_template( 'emails/email-header.php', array( 'email_heading' => $subject ) );
        } else {
            include WPGens_RAF::get_template_path('email-header.php','/emails');            
        }

        if($type === "reminder") {
            include WPGens_RAF::get_template_path('email-body-reminder.php','/emails');
        } else {
            include WPGens_RAF::get_template_path('email-body-coupon.php','/emails');
        }

        if($use_woo_template === "yes" || $use_woo_template === "1") {
            wc_get_template( 'emails/email-footer.php' );
        } else {
            include WPGens_RAF::get_template_path('email-footer.php','/emails');            
        }

        $message = ob_get_clean();
        
        if($mailer->send( $this->email, $subject, $message)){
            if($type === "reminder") {
                // @todo
                do_action('new_raf_data', 'email_sent', array('email' => $this->email, 'subject' => $subject, 'type' => $type, 'coupon_code' => $coupon_code ) );
            } else {
                do_action('new_raf_data', 'email_sent', array('email' => $this->email, 'subject' => $subject, 'type' => $type, 'coupon_code' => $coupon_code ) );
            }
        }

        do_action('gens_raf_send_referral_coupon', $this->email, $this->coupon_code, $type);
    }

    public function get_user_name()
    {
        $user = get_user_by( 'email', $this->email );
        if(!empty($user)) {
            return ucwords($user->first_name);            
        } else {
            $order = wc_get_order( $this->order_id );
            if(!$order) {
                return '';
            }
            $billing_first_name = ( defined( 'WC_VERSION' ) && version_compare( WC_VERSION, '2.7', '<' ) ) ? $order->billing_first_name : $order->get_billing_first_name(); 
            return ucwords($billing_first_name);
        }
    }

}