Add unsubscribe template in waitlist email templates

src/views/emails/confirmation.php

@@ -35,4 +35,6 @@
 
 $this->template( 'template-parts/body/additional-content' );
 
+$this->template( 'template-parts/body/unsubscribe' );
+
 $this->template( 'template-parts/footer' );

src/views/emails/spot-available.php

@@ -35,4 +35,6 @@
 
 $this->template( 'template-parts/body/additional-content' );
 
+$this->template( 'template-parts/body/unsubscribe' );
+
 $this->template( 'template-parts/footer' );

src/views/emails/template-parts/body/unsubscribe.php

@@ -0,0 +1,43 @@
+<?php
+/**
+ * Event Tickets Plus Emails: Main template > Body > Unsubscribe.
+ *
+ * Override this template in your own theme by creating a file at:
+ * [your-theme]/tribe/tickets/emails/template-parts/body/unsubscribe.php
+ *
+ * See more documentation about our views templating system.
+ *
+ * @link https://evnt.is/tickets-emails-tpl Help article for Tickets Emails template files.
+ *
+ * @version TBD
+ *
+ * @since TBD
+ *
+ * @var Subscriber $subscriber The post object with properties.
+ */
+
+use TEC\Tickets_Plus\Waitlist\Subscriber;
+
+if ( empty( $subscriber ) ) {
+	return;
+}
+
+if ( ! $subscriber instanceof Subscriber ) {
+	return;
+}
+
+?>
+<tr>
+	<td class="tec-tickets__email-table-content-post-title-container">
+		<p>
+			<?php
+			printf(
+				// translators: 1 is opening a tag and 2 is closing a tag.
+				esc_html_x( 'To unsubscribe %1$sclick here%2$s', 'Unsubscribe link in waitlist emails', 'event-tickets' ),
+				'<a href="' . esc_url( $subscriber->get_unsubscribe_url() ) . '" target="_blank" rel="noopener noreferrer">',
+				'</a>'
+			);
+			?>
+		</p>
+	</td>
+</tr>