PMPro - Add Custom User Fields to the Admin Approval Email

pmpro-add-userfields-approvals.php

<?php // don't copy this line
/**
 * Adds Custom User Fields to the Approvals Email.
 * 
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */

function my_pmpro_pmprorh_approval_email_filter( $email ) {
	if ( ! function_exists( 'pmprorh_getProfileFields' ) ) {
		return $email;
	}
	global $wpdb;

	// only update admin confirmation emails
	if ( ! empty( $email ) && strpos( $email->template, 'approval' ) !== false && strpos( $email->template, 'admin' ) !== false ) {
		// get the user_id from the email
		$user_id = $wpdb->get_var( "SELECT ID FROM $wpdb->users WHERE user_email = '" . $email->data['member_email'] . "' LIMIT 1" );

		if ( ! empty( $user_id ) ) {
			// get meta fields
			$fields = pmprorh_getProfileFields( $user_id );

			// add to bottom of email
			if ( ! empty( $fields ) ) {
				$email->body .= "<p>" . __( 'Extra Fields:', 'paid-memberships-pro' ) . "<br />";
				foreach($fields as $field)
				{
                    if( ! pmpro_is_field( $field ) ) {
                        continue;
                    }
					
					$email->body .= "- " . $field->label . ": ";

					$meta_value = get_user_meta($user_id, $field->meta_key, true);

					if( ! empty( $meta_value ) ) {
						$value = $meta_value;
					} else {
						$value = isset( $_REQUEST[$field->meta_key] ) ? sanitize_text_field( $_REQUEST[$field->meta_key] ) : '';
					}
					if($field->type == "file" && is_array($value) && !empty($value['fullurl']))
						$email->body .= $value['fullurl'];
					elseif(is_array($value))
						$email->body .= implode(", ", $value);
					else
						$email->body .= $value;

					$email->body .= "<br />";
				}
				$email->body .= '</p>';
			}
		}
	}

	return $email;
}
add_filter( 'pmpro_email_filter', 'my_pmpro_pmprorh_approval_email_filter', 10, 2 );