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<?php

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/**

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* Newsletter Provider Base class

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* @package PUM

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if ( ! defined( 'ABSPATH' ) ) {

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exit;

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}

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/**

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* Class PUM_Newsletter_Provider

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* @deprecated 1.7.0

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abstract class PUM_Newsletter_Provider extends PUM_Abstract_Provider {

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public function __construct() {

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parent::__construct();

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remove_filter( 'pum_settings_fields', [ $this, 'register_settings' ] );

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add_filter( 'pum_settings_fields', [ $this, 'process_deprecated_settings_fields' ] );

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// add_filter( 'pum_newsletter_settings', array( $this, 'register_settings' ) );

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}

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/**

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* Process deprecated settings field registration from extensions that haven't updated.

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* @param $fields

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* @return mixed

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public function process_deprecated_settings_fields( $fields ) {

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$fields['subscriptions'][ $this->id ] = $this->register_settings();

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return $fields;

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}

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}

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