linkTokens = $linkTokens;
$this->viewInBrowserRenderer = $viewInBrowserRenderer;
$this->subscribersRepository = $subscribersRepository;
$this->sendingQueuesRepository = $sendingQueuesRepository;
$this->newsletterUrl = $newsletterUrl;
$this->dependencyNotice = $dependencyNotice;
$this->newslettersRepository = $newslettersRepository;
$this->shareVisibility = $shareVisibility;
$this->shareMetadataBuilder = $shareMetadataBuilder;
}
public function view(array $data) {
$data = $this->newsletterUrl->transformUrlDataObject($data);
$isPreview = !empty($data['preview']);
$newsletter = $this->getNewsletter($data);
$subscriber = $this->getSubscriber($data);
if ($newsletter->getWpPostId() && $this->dependencyNotice->checkDependenciesAndEventuallyShowNotice()) {
return '';
}
// if queue and subscriber exist, subscriber must have received the newsletter
$queue = isset($data['queue_id']) ? $this->sendingQueuesRepository->findOneById($data['queue_id']) : null;
if (!$isPreview && $queue && $subscriber->getId() && !$this->sendingQueuesRepository->isSubscriberProcessed($queue, $subscriber)) {
throw new \InvalidArgumentException("Subscriber did not receive the newsletter yet");
}
$html = $this->viewInBrowserRenderer->render($isPreview, $newsletter, $subscriber, $queue);
if (!empty($data['embed_hide_background'])) {
// Public embed URLs may request this cosmetic-only presentation variant.
$html = $this->hideEmbedBackground($html);
}
if (!$isPreview && $this->shareVisibility->canShare($newsletter)) {
$publicUrl = $this->newsletterUrl->getPublicShareUrl($newsletter);
// Pass $publicUrl as both the share target and the replaceState target so the
// tokenised view-in-browser URL is scrubbed from the address bar on load.
return $this->shareMetadataBuilder->injectShareToolbar($html, $newsletter, $publicUrl, $publicUrl);
}
return $html;
}
private function hideEmbedBackground(string $html): string {
$style = '';
$headPosition = stripos($html, '');
if ($headPosition !== false) {
return substr_replace($html, $style, $headPosition, 0);
}
$matches = [];
if (preg_match('/]*>/i', $html, $matches, PREG_OFFSET_CAPTURE)) {
$position = $matches[0][1] + strlen($matches[0][0]);
return substr_replace($html, $style, $position, 0);
}
return $style . $html;
}
private function getNewsletter(array $data) {
// newsletter - ID is mandatory, hash must be set and valid
if (empty($data['newsletter_id'])) {
throw new \InvalidArgumentException("Missing 'newsletter_id'");
}
if (empty($data['newsletter_hash'])) {
throw new \InvalidArgumentException("Missing 'newsletter_hash'");
}
$newsletter = $this->newslettersRepository->findOneById($data['newsletter_id']);
if (!$newsletter) {
throw new \InvalidArgumentException("Invalid 'newsletter_id'");
}
if ($data['newsletter_hash'] !== $newsletter->getHash()) {
throw new \InvalidArgumentException("Invalid 'newsletter_hash'");
}
return $newsletter;
}
private function getSubscriber(array $data): SubscriberEntity {
// subscriber is optional; if exists, token must validate
$subscriber = null;
if (!empty($data['subscriber_id'])) {
$subscriber = $this->subscribersRepository->findOneById($data['subscriber_id']);
}
if ($subscriber && empty($data['subscriber_token'])) {
throw new \InvalidArgumentException("Missing 'subscriber_token'");
}
if ($subscriber && !$this->linkTokens->verifyToken($subscriber, $data['subscriber_token'])) {
throw new \InvalidArgumentException("Invalid 'subscriber_token'");
}
// if this is a preview and subscriber does not exist,
// attempt to set subscriber to the current logged-in WP user
if (!$subscriber && !empty($data['preview'])) {
$subscriber = $this->subscribersRepository->getCurrentWPUser();
}
return $subscriber ?? new SubscriberEntity();
}
}