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200 lines
4.5 KiB
200 lines
4.5 KiB
<?php
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/**
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* The public-facing functionality of the plugin.
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*
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* @link https://horizontes.info
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* @since 1.0.0
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*
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* @package Reuna_Mailchimp
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* @subpackage Reuna_Mailchimp/public
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*/
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use \DrewM\MailChimp\MailChimp;
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/**
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* The public-facing functionality of the plugin.
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*
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* Defines the plugin name, version, and two examples hooks for how to
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* enqueue the public-facing stylesheet and JavaScript.
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*
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* @package Reuna_Mailchimp
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* @subpackage Reuna_Mailchimp/public
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* @author Horizontes Coop. <contato@horizontes.info>
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*/
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class Reuna_Mailchimp_Public {
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/**
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* The ID of this plugin.
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*
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* @since 1.0.0
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* @access private
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* @var string $plugin_name The ID of this plugin.
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*/
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private $plugin_name;
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/**
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* The version of this plugin.
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*
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* @since 1.0.0
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* @access private
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* @var string $version The current version of this plugin.
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*/
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private $version;
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/**
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* The MailChimp API key
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*
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* @since 1.0.0
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* @access private
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* @var string $api_key The MailChimp API key
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*/
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private $api_key;
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/**
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* The MailChimp list ID
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*
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* @since 1.0.0
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* @access private
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* @var string $list_id The MailChimp list ID
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*/
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private $list_id;
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/**
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* Initialize the class and set its properties.
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*
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* @since 1.0.0
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* @param string $plugin_name The name of the plugin.
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* @param string $version The version of this plugin.
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*/
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public function __construct( $plugin_name, $version )
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{
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$this->plugin_name = $plugin_name;
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$this->version = $version;
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if (function_exists('env')) {
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$this->api_key = env('MAILCHIMP_API_KEY');
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$this->list_id = env('MAILCHIMP_LIST_ID');
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}
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}
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/**
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* Register the JavaScript for the public-facing side of the site.
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*
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* @since 1.0.0
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*/
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public function enqueue_scripts()
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{
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wp_enqueue_script($this->plugin_name, plugin_dir_url( __FILE__ ) . 'js/reuna-mailchimp-public.js', array( 'jquery' ), $this->version, false);
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wp_localize_script($this->plugin_name, 'wpApiSettings', [
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'root' => esc_url_raw( rest_url() ),
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'nonce' => wp_create_nonce( 'wp_rest' )
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]);
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}
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/**
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* Register REST API routes provided by the plugin
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*
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* @since 1.0.0
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*/
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public function register_rest_api_routes()
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{
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register_rest_route($this->plugin_name . '/v1', '/subscribe', [
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'methods' => 'POST',
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'callback' => [$this, 'handle_rest_api_request'],
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'permission_callback' => function () {
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return current_user_can('read');
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}
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]);
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}
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/**
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* Handle the REST API Request
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*
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* @since 1.0.0
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*/
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public function handle_rest_api_request(WP_REST_Request $request)
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{
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$user_id = get_current_user_id();
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if (! $this->subscriber_exists($user_id)) {
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$this->create_subscriber($user_id);
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}
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$tags = $request->get_param('tags');
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if (! is_array($tags)) {
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return;
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}
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$this->add_subscriber_tags($user_id, $tags);
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}
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/**
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* Check if a user is already subscribed to a list
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*
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* @since 1.0.0
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*/
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protected function subscriber_exists($user_id)
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{
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$user = get_userdata($user_id);
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$mailchimp = new Mailchimp($this->api_key);
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$subscriber_hash = MailChimp::subscriberHash($user->user_email);
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$mailchimp->get('lists/' . $this->list_id . '/members/' . $subscriber_hash);
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return $mailchimp->success();
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}
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/**
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* Add tags to an existing subscriber
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*
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* @since 1.0.0
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*/
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protected function add_subscriber_tags($user_id, array $tags)
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{
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$user = get_userdata($user_id);
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$mailchimp = new Mailchimp($this->api_key);
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$subscriber_hash = MailChimp::subscriberHash($user->user_email);
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$existing_tags = $mailchimp->get('lists/' . $this->list_id . '/members/' . $subscriber_hash . '/tags');
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$existing_tags = array_column($existing_tags, 'name');
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$new_tags = array_values(array_unique(array_merge($existing_tags, $tags)));
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$new_tags = array_map(function($tag) {
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return [
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'name' => $tag,
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'status' => 'active',
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];
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}, $new_tags);
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return $mailchimp->post('lists/' . $this->list_id . '/members/' . $subscriber_hash . '/tags', [
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'tags' => $new_tags,
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]);
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}
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/**
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* Subscribe user to list
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*
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* @since 1.0.0
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*/
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public function create_subscriber(int $user_id)
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{
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$user = get_userdata($user_id);
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$mailchimp = new Mailchimp($this->api_key);
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$options = [
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'email_address' => $user->user_email,
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'status' => 'subscribed',
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'merge_fields' => [
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'FNAME' => $user->first_name,
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'LNAME' => $user->last_name,
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],
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];
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return $mailchimp->post('lists/' . $this->list_id . '/members', $options);
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}
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}
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