%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
namespace MailPoet\Subscription;
use MailPoet\Models\SubscriberIP;
use MailPoet\Util\Helpers;
use MailPoet\WP\Hooks;
class Throttling {
static function throttle() {
$subscription_limit_enabled = Hooks::applyFilters('mailpoet_subscription_limit_enabled', true);
$subscription_limit_window = Hooks::applyFilters('mailpoet_subscription_limit_window', DAY_IN_SECONDS);
$subscription_limit_base = Hooks::applyFilters('mailpoet_subscription_limit_base', MINUTE_IN_SECONDS);
$subscriber_ip = Helpers::getIP();
if($subscription_limit_enabled && !is_user_logged_in()) {
if(!empty($subscriber_ip)) {
$subscription_count = SubscriberIP::where('ip', $subscriber_ip)
->whereRaw(
'(`created_at` >= NOW() - INTERVAL ? SECOND)',
array((int)$subscription_limit_window)
)->count();
if($subscription_count > 0) {
$timeout = $subscription_limit_base * pow(2, $subscription_count - 1);
$existing_user = SubscriberIP::where('ip', $subscriber_ip)
->whereRaw(
'(`created_at` >= NOW() - INTERVAL ? SECOND)',
array((int)$timeout)
)->findOne();
if(!empty($existing_user)) {
return $timeout;
}
}
}
}
$ip = SubscriberIP::create();
$ip->ip = $subscriber_ip;
$ip->save();
self::purge($subscription_limit_window);
return false;
}
static function purge($interval) {
return SubscriberIP::whereRaw(
'(`created_at` < NOW() - INTERVAL ? SECOND)',
array($interval)
)->deleteMany();
}
}
Zerion Mini Shell 1.0