Opal-Estate-Pro/inc/email/class-opalestate-approve.php

<?php
if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

/**
 * @class   OpalEstate_Send_Email_Approve
 *
 * @version 1.0
 */
class OpalEstate_Send_Email_Approve extends OpalEstate_Abstract_Email_Template {

	/**
	 * Get subject.
	 */
	public function get_subject() {
		$subject = esc_html__( 'The Property Listing Approved: {property_name}', 'opalestate-pro' );
		$subject = opalestate_options( 'approve_email_subject', $subject );

		return $this->replace_tags( $subject );
	}

	/**
	 * Get collection of key and value base on tags which using to replace custom tags
	 */
	public function set_pros( $property_id ) {
		$property = get_post( $property_id );
		$user     = get_userdata( $property->post_author );
		$email    = get_user_meta( $property->post_author, OPALESTATE_USER_PROFILE_PREFIX . 'email', true );
		$email    = $email ? $email : $user->data->user_email;

		$this->args = [
			'receiver_email' => $email,
			'user_mail'      => $email,
			'user_name'      => $user->display_name,
			'submitted_date' => $property->post_date,
			'property_name'  => $property->post_title,
			'property_link'  => get_permalink( $property_id ),
			'current_time'   => date( "F j, Y, g:i a" ),
		];

		return $this->args;
	}

	/**
	 *
	 */
	public function get_content_template() {
		$content = opalestate_options( 'approve_email_body', self::get_default_template() );

		return $content;
	}

	/**
	 *
	 */
	public static function get_default_template() {
		return trim( preg_replace( '/\t+/', '', "Hi {user_name},<br>
				<br>
				Thank you so much for submitting to {site_name}.
				<br>
				 We have completed the auditing process for your property '{property_name}'  and are pleased to inform you that your submission has been accepted.
				 <br>
				<br>
				Thanks again for your contribution
				<br>
				&nbsp;<br>
				<br>
				<em>This message was sent by {site_link} on {current_time}.</em>" ) );
	}

	/**
	 *
	 */
	public function to_email() {
		return $this->args ['receiver_email'];
	}

	/**
	 *
	 */
	public function cc_email() {
		return $this->args ['sender_email'];
	}

	/**
	 *
	 */
	public function get_body() {
		$this->args['email']         = $this->args['receiver_email'];

		return parent::get_body();
	}
}