81 lines
2.5 KiB
PHP
81 lines
2.5 KiB
PHP
<?php
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namespace MailPoet\Router\Endpoints;
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use MailPoet\Models\Newsletter;
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use MailPoet\Models\SendingQueue;
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use MailPoet\Models\Subscriber;
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use MailPoet\Newsletter\Url as NewsletterUrl;
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use MailPoet\Newsletter\ViewInBrowser as NewsletterViewInBrowser;
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if(!defined('ABSPATH')) exit;
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class ViewInBrowser {
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const ENDPOINT = 'view_in_browser';
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const ACTION_VIEW = 'view';
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public $allowed_actions = array(self::ACTION_VIEW);
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public $data;
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function __construct($data) {
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$this->data = $this->_processBrowserPreviewData($data);
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}
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function view() {
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$view_in_browser = new NewsletterViewInBrowser();
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return $this->_displayNewsletter($view_in_browser->view($this->data));
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}
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function _processBrowserPreviewData($data) {
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$data = (object)NewsletterUrl::transformUrlDataObject($data);
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return ($this->_validateBrowserPreviewData($data)) ?
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$data :
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$this->_abort();
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}
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function _validateBrowserPreviewData($data) {
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// either newsletter ID or hash must be defined, and newsletter must exist
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if(empty($data->newsletter_id) && empty($data->newsletter_hash)) return false;
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$data->newsletter = (!empty($data->newsletter_id)) ?
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Newsletter::findOne($data->newsletter_id) :
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Newsletter::getByHash($data->newsletter_hash);
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if(!$data->newsletter) return false;
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// subscriber is optional; if exists, token must validate
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$data->subscriber = (!empty($data->subscriber_id)) ?
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Subscriber::findOne($data->subscriber_id) :
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false;
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if($data->subscriber) {
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if(empty($data->subscriber_token) ||
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!Subscriber::verifyToken($data->subscriber->email, $data->subscriber_token)
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) return false;
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}
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// if newsletter ID is defined then subscriber must exist
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if($data->newsletter_id && !$data->subscriber) return false;
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// queue is optional; if defined, get it
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$data->queue = (!empty($data->queue_id)) ?
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SendingQueue::findOne($data->queue_id) :
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SendingQueue::where('newsletter_id', $data->newsletter->id)->findOne();
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// if queue and subscriber exist and newsletter is not being previewed,
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// subscriber must have received the newsletter
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if(empty($data->preview) &&
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$data->queue &&
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$data->subscriber &&
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!$data->queue->isSubscriberProcessed($data->subscriber->id)
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) return false;
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return $data;
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}
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function _displayNewsletter($result) {
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header('Content-Type: text/html; charset=utf-8');
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echo $result;
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exit;
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}
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function _abort() {
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status_header(404);
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exit;
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}
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} |