36 lines
963 B
PHP
36 lines
963 B
PHP
<?php
|
|
|
|
namespace MailPoet\Statistics\Track;
|
|
|
|
use MailPoet\Models\StatisticsOpens;
|
|
|
|
class Opens {
|
|
function track($data, $display_image = true) {
|
|
if (!$data) {
|
|
return $this->returnResponse($display_image);
|
|
}
|
|
$subscriber = $data->subscriber;
|
|
$queue = $data->queue;
|
|
$newsletter = $data->newsletter;
|
|
$wp_user_preview = ($data->preview && $subscriber->isWPUser());
|
|
// log statistics only if the action did not come from
|
|
// a WP user previewing the newsletter
|
|
if (!$wp_user_preview) {
|
|
StatisticsOpens::getOrCreate(
|
|
$subscriber->id,
|
|
$newsletter->id,
|
|
$queue->id
|
|
);
|
|
}
|
|
return $this->returnResponse($display_image);
|
|
}
|
|
|
|
function returnResponse($display_image) {
|
|
if (!$display_image) return;
|
|
// return 1x1 pixel transparent gif image
|
|
header('Content-Type: image/gif');
|
|
echo base64_decode('R0lGODlhAQABAJAAAP8AAAAAACH5BAUQAAAALAAAAAABAAEAAAICBAEAOw==');
|
|
exit;
|
|
}
|
|
}
|