Last of the WPCS checks

Author: krugazul

includes/classes/class-email-invoice.php

@@ -49,6 +49,7 @@ public function __construct() {
 	 * @return void
 	 */
 	public function send_invoice( $form_id, $currency, $amount, $name, $email, $code, $referer_url ) {
+		$this->slug        = 'invoice';
 		$this->form_id     = $form_id;
 		$this->amount      = $amount;
 		$this->currency    = $currency;

includes/classes/class-email-receipt-owner.php

@@ -40,6 +40,7 @@ public function __construct() {
 	function send_receipt_owner( $form_id, $currency, $amount, $name, $email, $code, $metadata ) {
 
 		// Default Values
+		$this->slug       = 'receipt_owner';
 		$this->amount     = $amount;
 		$this->currency   = $currency;
 		$this->code       = $code;

includes/classes/class-email-receipt.php

@@ -54,6 +54,7 @@ public function __construct() {
 	public function send_receipt( $form_id, $currency, $amount, $name, $email, $code, $metadata ) {
 
 		// Default Values
+		$this->slug       = 'receipt';
 		$this->amount     = $amount;
 		$this->currency   = $currency;
 		$this->code       = $code;

includes/classes/class-email.php

@@ -127,7 +127,7 @@ public function get_html_header() {
 					// phpcs:ignore WordPress.WP.EnqueuedResources.NonEnqueuedStylesheet ?>
 				<link href="http://fonts.googleapis.com/css?family=Noto+Sans:400,700" rel="stylesheet" type="text/css">
 				<style type="text/css">
-					<?php include( KKD_PFF_PAYSTACK_PLUGIN_PATH . '/assets/css/email-' . $this->slug . '.css' ); ?>
+					<?php include( PFF_PAYSTACK_PLUGIN_PATH . '/assets/css/email-' . $this->slug . '.css' ); ?>
 				</style>
 			</head>
 		<?php