47 lines
1.4 KiB
PHP
47 lines
1.4 KiB
PHP
<?php
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namespace MailPoet\Statistics\Track;
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use MailPoet\Models\StatisticsOpens;
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use MailPoet\Models\Subscriber;
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if(!defined('ABSPATH')) exit;
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class Opens {
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public $data;
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public $display_image;
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function __construct($data, $display_image = true) {
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$this->data = $data;
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$this->display_image = $display_image;
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}
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function track($data = false) {
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$data = ($data) ? $data : $this->data;
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if(!preg_match('/\d+-\d+-\d+/', $data)) $this->abort();
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list ($newsletter_id, $subscriber_id, $queue_id) = explode('-', $data);
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$subscriber = Subscriber::findOne($subscriber_id);
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if(!$subscriber) return;
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$statistics = StatisticsOpens::where('subscriber_id', $subscriber_id)
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->where('newsletter_id', $newsletter_id)
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->where('queue_id', $queue_id)
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->findOne();
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if(!$statistics) {
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$statistics = StatisticsOpens::create();
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$statistics->newsletter_id = $newsletter_id;
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$statistics->subscriber_id = $subscriber_id;
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$statistics->queue_id = $queue_id;
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$statistics->save();
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}
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if ($this->display_image) {
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// return 1x1 pixel transparent gif image
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header('Content-Type: image/gif');
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echo "\x47\x49\x46\x38\x37\x61\x1\x0\x1\x0\x80\x0\x0\xfc\x6a\x6c\x0\x0\x0\x2c\x0\x0\x0\x0\x1\x0\x1\x0\x0\x2\x2\x44\x1\x0\x3b";
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exit;
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}
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}
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private function abort() {
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header('HTTP/1.0 404 Not Found');
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exit;
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}
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} |