- Add CampaignManager.php with CPT registration, CRUD, batch sending - Add CampaignsController.php with 8 REST endpoints (list, create, get, update, delete, send, test, preview) - Register newsletter_campaign event in EventRegistry for email template - Initialize CampaignManager in Bootstrap.php - Register routes in Routes.php
484 lines
15 KiB
PHP
484 lines
15 KiB
PHP
<?php
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/**
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* Campaign Manager
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*
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* Manages newsletter campaign CRUD operations and sending
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*
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* @package WooNooW\Core\Campaigns
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*/
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namespace WooNooW\Core\Campaigns;
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if (!defined('ABSPATH')) exit;
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class CampaignManager {
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const POST_TYPE = 'wnw_campaign';
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const CRON_HOOK = 'woonoow_process_scheduled_campaigns';
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private static $instance = null;
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/**
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* Get instance
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*/
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public static function instance() {
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if (self::$instance === null) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* Initialize
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*/
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public static function init() {
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add_action('init', [__CLASS__, 'register_post_type']);
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add_action(self::CRON_HOOK, [__CLASS__, 'process_scheduled_campaigns']);
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}
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/**
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* Register campaign post type
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*/
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public static function register_post_type() {
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register_post_type(self::POST_TYPE, [
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'labels' => [
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'name' => __('Campaigns', 'woonoow'),
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'singular_name' => __('Campaign', 'woonoow'),
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],
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'public' => false,
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'show_ui' => false,
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'show_in_rest' => false,
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'supports' => ['title'],
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'capability_type' => 'post',
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'map_meta_cap' => true,
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]);
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}
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/**
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* Create a new campaign
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*
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* @param array $data Campaign data
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* @return int|WP_Error Campaign ID or error
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*/
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public static function create($data) {
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$post_data = [
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'post_type' => self::POST_TYPE,
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'post_status' => 'publish',
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'post_title' => sanitize_text_field($data['title'] ?? 'Untitled Campaign'),
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];
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$campaign_id = wp_insert_post($post_data, true);
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if (is_wp_error($campaign_id)) {
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return $campaign_id;
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}
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// Save meta fields
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self::update_meta($campaign_id, $data);
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return $campaign_id;
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}
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/**
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* Update campaign
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*
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* @param int $campaign_id Campaign ID
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* @param array $data Campaign data
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* @return bool|WP_Error
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*/
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public static function update($campaign_id, $data) {
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$post = get_post($campaign_id);
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if (!$post || $post->post_type !== self::POST_TYPE) {
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return new \WP_Error('invalid_campaign', __('Campaign not found', 'woonoow'));
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}
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// Update title if provided
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if (isset($data['title'])) {
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wp_update_post([
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'ID' => $campaign_id,
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'post_title' => sanitize_text_field($data['title']),
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]);
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}
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// Update meta fields
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self::update_meta($campaign_id, $data);
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return true;
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}
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/**
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* Update campaign meta
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*
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* @param int $campaign_id
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* @param array $data
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*/
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private static function update_meta($campaign_id, $data) {
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$meta_fields = [
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'subject' => '_wnw_subject',
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'content' => '_wnw_content',
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'status' => '_wnw_status',
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'scheduled_at' => '_wnw_scheduled_at',
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];
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foreach ($meta_fields as $key => $meta_key) {
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if (isset($data[$key])) {
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$value = $data[$key];
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// Sanitize based on field type
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if ($key === 'content') {
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$value = wp_kses_post($value);
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} elseif ($key === 'scheduled_at') {
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$value = sanitize_text_field($value);
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} elseif ($key === 'status') {
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$allowed = ['draft', 'scheduled', 'sending', 'sent', 'failed'];
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$value = in_array($value, $allowed) ? $value : 'draft';
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} else {
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$value = sanitize_text_field($value);
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}
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update_post_meta($campaign_id, $meta_key, $value);
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}
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}
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// Set default status if not provided
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if (!get_post_meta($campaign_id, '_wnw_status', true)) {
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update_post_meta($campaign_id, '_wnw_status', 'draft');
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}
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}
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/**
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* Get campaign by ID
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*
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* @param int $campaign_id
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* @return array|null
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*/
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public static function get($campaign_id) {
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$post = get_post($campaign_id);
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if (!$post || $post->post_type !== self::POST_TYPE) {
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return null;
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}
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return self::format_campaign($post);
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}
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/**
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* Get all campaigns
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*
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* @param array $args Query args
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* @return array
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*/
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public static function get_all($args = []) {
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$defaults = [
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'post_type' => self::POST_TYPE,
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'post_status' => 'any',
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'posts_per_page' => -1,
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'orderby' => 'date',
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'order' => 'DESC',
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];
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$query_args = wp_parse_args($args, $defaults);
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$query_args['post_type'] = self::POST_TYPE; // Force post type
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$posts = get_posts($query_args);
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return array_map([__CLASS__, 'format_campaign'], $posts);
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}
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/**
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* Format campaign post to array
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*
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* @param WP_Post $post
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* @return array
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*/
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private static function format_campaign($post) {
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return [
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'id' => $post->ID,
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'title' => $post->post_title,
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'subject' => get_post_meta($post->ID, '_wnw_subject', true),
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'content' => get_post_meta($post->ID, '_wnw_content', true),
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'status' => get_post_meta($post->ID, '_wnw_status', true) ?: 'draft',
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'scheduled_at' => get_post_meta($post->ID, '_wnw_scheduled_at', true),
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'sent_at' => get_post_meta($post->ID, '_wnw_sent_at', true),
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'recipient_count' => (int) get_post_meta($post->ID, '_wnw_recipient_count', true),
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'sent_count' => (int) get_post_meta($post->ID, '_wnw_sent_count', true),
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'failed_count' => (int) get_post_meta($post->ID, '_wnw_failed_count', true),
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'created_at' => $post->post_date,
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'updated_at' => $post->post_modified,
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];
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}
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/**
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* Delete campaign
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*
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* @param int $campaign_id
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* @return bool
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*/
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public static function delete($campaign_id) {
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$post = get_post($campaign_id);
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if (!$post || $post->post_type !== self::POST_TYPE) {
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return false;
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}
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return wp_delete_post($campaign_id, true) !== false;
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}
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/**
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* Send campaign
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*
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* @param int $campaign_id
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* @return array Result with sent/failed counts
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*/
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public static function send($campaign_id) {
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$campaign = self::get($campaign_id);
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if (!$campaign) {
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return ['success' => false, 'error' => __('Campaign not found', 'woonoow')];
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}
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if ($campaign['status'] === 'sent') {
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return ['success' => false, 'error' => __('Campaign already sent', 'woonoow')];
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}
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// Get subscribers
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$subscribers = self::get_subscribers();
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if (empty($subscribers)) {
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return ['success' => false, 'error' => __('No subscribers to send to', 'woonoow')];
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}
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// Update status to sending
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update_post_meta($campaign_id, '_wnw_status', 'sending');
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update_post_meta($campaign_id, '_wnw_recipient_count', count($subscribers));
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$sent = 0;
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$failed = 0;
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// Get email template
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$template = self::render_campaign_email($campaign);
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// Send in batches
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$batch_size = 50;
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$batches = array_chunk($subscribers, $batch_size);
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foreach ($batches as $batch) {
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foreach ($batch as $subscriber) {
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$email = $subscriber['email'];
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// Replace subscriber-specific variables
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$body = str_replace('{subscriber_email}', $email, $template['body']);
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$body = str_replace('{unsubscribe_url}', self::get_unsubscribe_url($email), $body);
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// Send email
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$result = wp_mail(
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$email,
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$template['subject'],
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$body,
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['Content-Type: text/html; charset=UTF-8']
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);
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if ($result) {
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$sent++;
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} else {
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$failed++;
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}
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}
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// Small delay between batches
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if (count($batches) > 1) {
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sleep(2);
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}
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}
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// Update campaign stats
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update_post_meta($campaign_id, '_wnw_sent_count', $sent);
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update_post_meta($campaign_id, '_wnw_failed_count', $failed);
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update_post_meta($campaign_id, '_wnw_sent_at', current_time('mysql'));
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update_post_meta($campaign_id, '_wnw_status', $failed > 0 && $sent === 0 ? 'failed' : 'sent');
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return [
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'success' => true,
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'sent' => $sent,
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'failed' => $failed,
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'total' => count($subscribers),
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];
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}
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/**
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* Send test email
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*
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* @param int $campaign_id
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* @param string $email Test email address
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* @return bool
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*/
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public static function send_test($campaign_id, $email) {
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$campaign = self::get($campaign_id);
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if (!$campaign) {
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return false;
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}
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$template = self::render_campaign_email($campaign);
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// Replace subscriber-specific variables
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$body = str_replace('{subscriber_email}', $email, $template['body']);
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$body = str_replace('{unsubscribe_url}', '#', $body);
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return wp_mail(
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$email,
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'[TEST] ' . $template['subject'],
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$body,
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['Content-Type: text/html; charset=UTF-8']
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);
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}
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/**
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* Render campaign email using EmailRenderer
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*
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* @param array $campaign
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* @return array ['subject' => string, 'body' => string]
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*/
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private static function render_campaign_email($campaign) {
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$renderer = \WooNooW\Core\Notifications\EmailRenderer::instance();
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// Get the campaign email template
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$template = $renderer->get_template_settings('newsletter_campaign', 'customer');
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// Fallback if no template configured
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if (!$template) {
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$subject = $campaign['subject'] ?: $campaign['title'];
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$body = $campaign['content'];
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} else {
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$subject = $template['subject'] ?: $campaign['subject'];
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// Replace {content} with campaign content
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$body = str_replace('{content}', $campaign['content'], $template['body']);
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// Replace {campaign_title}
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$body = str_replace('{campaign_title}', $campaign['title'], $body);
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}
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// Replace common variables
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$site_name = get_bloginfo('name');
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$site_url = home_url();
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$subject = str_replace(['{site_name}', '{store_name}'], $site_name, $subject);
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$body = str_replace(['{site_name}', '{store_name}'], $site_name, $body);
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$body = str_replace('{site_url}', $site_url, $body);
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$body = str_replace('{current_date}', date_i18n(get_option('date_format')), $body);
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$body = str_replace('{current_year}', date('Y'), $body);
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// Render through email design template
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$design_path = $renderer->get_design_template();
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if (file_exists($design_path)) {
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$body = $renderer->render_html($design_path, $body, $subject, [
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'site_name' => $site_name,
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'site_url' => $site_url,
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]);
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}
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return [
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'subject' => $subject,
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'body' => $body,
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];
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}
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/**
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* Get subscribers
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*
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* @return array
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*/
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private static function get_subscribers() {
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// Check if using custom table
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$use_table = !get_option('woonoow_newsletter_limit_enabled', true);
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if ($use_table && self::has_subscribers_table()) {
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global $wpdb;
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$table = $wpdb->prefix . 'woonoow_subscribers';
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return $wpdb->get_results(
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"SELECT email, user_id FROM {$table} WHERE status = 'active'",
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ARRAY_A
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);
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}
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// Use wp_options storage
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$subscribers = get_option('woonoow_newsletter_subscribers', []);
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return array_filter($subscribers, function($sub) {
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return ($sub['status'] ?? 'active') === 'active';
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});
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}
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/**
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* Check if subscribers table exists
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*
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* @return bool
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*/
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private static function has_subscribers_table() {
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global $wpdb;
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$table = $wpdb->prefix . 'woonoow_subscribers';
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return $wpdb->get_var("SHOW TABLES LIKE '{$table}'") === $table;
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}
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/**
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* Get unsubscribe URL
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*
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* @param string $email
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* @return string
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*/
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private static function get_unsubscribe_url($email) {
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$token = wp_hash($email . 'woonoow_unsubscribe');
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return add_query_arg([
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'woonoow_unsubscribe' => 1,
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'email' => urlencode($email),
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'token' => $token,
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], home_url());
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}
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/**
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* Process scheduled campaigns (WP-Cron)
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*/
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public static function process_scheduled_campaigns() {
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// Only if scheduling is enabled
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if (!get_option('woonoow_campaign_scheduling_enabled', false)) {
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return;
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}
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$campaigns = self::get_all([
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'meta_query' => [
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[
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'key' => '_wnw_status',
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'value' => 'scheduled',
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],
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[
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'key' => '_wnw_scheduled_at',
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'value' => current_time('mysql'),
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'compare' => '<=',
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'type' => 'DATETIME',
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],
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],
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]);
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foreach ($campaigns as $campaign) {
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self::send($campaign['id']);
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}
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}
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/**
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* Enable scheduling (registers cron)
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*/
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public static function enable_scheduling() {
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if (!wp_next_scheduled(self::CRON_HOOK)) {
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wp_schedule_event(time(), 'hourly', self::CRON_HOOK);
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}
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}
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/**
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* Disable scheduling (clears cron)
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*/
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public static function disable_scheduling() {
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wp_clear_scheduled_hook(self::CRON_HOOK);
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}
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}
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