114 lines
3.7 KiB
PHP
114 lines
3.7 KiB
PHP
<?php // phpcs:ignore SlevomatCodingStandard.TypeHints.DeclareStrictTypes.DeclareStrictTypesMissing
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namespace MailPoet\Statistics;
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if (!defined('ABSPATH')) exit;
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use MailPoet\Entities\NewsletterEntity;
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use MailPoet\Newsletter\Links\Links as NewsletterLinks;
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use MailPoet\Settings\TrackingConfig;
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use MailPoet\Util\Helpers;
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use MailPoet\Util\SecondLevelDomainNames;
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use MailPoet\WP\Functions;
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class GATracking {
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/** @var SecondLevelDomainNames */
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private $secondLevelDomainNames;
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/** @var NewsletterLinks */
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private $newsletterLinks;
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/** @var Functions */
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private $wp;
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/** @var TrackingConfig */
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private $tackingConfig;
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public function __construct(
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NewsletterLinks $newsletterLinks,
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Functions $wp,
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TrackingConfig $trackingConfig
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) {
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$this->secondLevelDomainNames = new SecondLevelDomainNames();
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$this->newsletterLinks = $newsletterLinks;
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$this->wp = $wp;
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$this->tackingConfig = $trackingConfig;
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}
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public function applyGATracking($renderedNewsletter, NewsletterEntity $newsletter, $internalHost = null) {
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if (!$this->tackingConfig->isEmailTrackingEnabled()) {
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return $renderedNewsletter;
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}
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if ($newsletter->getType() == NewsletterEntity::TYPE_NOTIFICATION_HISTORY && $newsletter->getParent() instanceof NewsletterEntity) {
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$parentNewsletter = $newsletter->getParent();
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$field = $parentNewsletter->getGaCampaign();
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} else {
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$field = $newsletter->getGaCampaign();
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}
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return $this->addGAParamsToLinks($renderedNewsletter, $field, $internalHost);
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}
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private function addGAParamsToLinks($renderedNewsletter, $gaCampaign, $internalHost = null) {
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// join HTML and TEXT rendered body into a text string
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$content = Helpers::joinObject($renderedNewsletter);
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$extractedLinks = $this->newsletterLinks->extract($content);
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$processedLinks = $this->addParams($extractedLinks, $gaCampaign, $internalHost);
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list($content, $links) = $this->newsletterLinks->replace($content, $processedLinks);
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// split the processed body with hashed links back to HTML and TEXT
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list($renderedNewsletter['html'], $renderedNewsletter['text'])
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= Helpers::splitObject($content);
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return $renderedNewsletter;
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}
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private function addParams($extractedLinks, $gaCampaign, $internalHost = null) {
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$processedLinks = [];
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$params = [
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'utm_source' => 'mailpoet',
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'utm_medium' => 'email',
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'utm_source_platform' => 'mailpoet',
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];
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if ($gaCampaign) {
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$params['utm_campaign'] = $gaCampaign;
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}
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$internalHost = $internalHost ?: parse_url(home_url(), PHP_URL_HOST);
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$internalHost = $this->secondLevelDomainNames->get($internalHost);
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foreach ($extractedLinks as $extractedLink) {
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if ($extractedLink['type'] !== NewsletterLinks::LINK_TYPE_URL) {
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continue;
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} elseif (strpos((string)parse_url($extractedLink['link'], PHP_URL_HOST), $internalHost) === false) {
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// Process only internal links (i.e. pointing to current site)
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continue;
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}
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$link = $extractedLink['link'];
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// Do not overwrite existing query parameters
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$parsedUrl = parse_url($link);
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$linkParams = $params;
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if (isset($parsedUrl['query'])) {
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foreach (array_keys($params) as $param) {
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if (strpos($parsedUrl['query'], $param . '=') !== false) {
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unset($linkParams[$param]);
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}
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}
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}
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$processedLink = $this->wp->applyFilters(
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'mailpoet_ga_tracking_link',
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$this->wp->addQueryArg($linkParams, $link),
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$extractedLink['link'],
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$linkParams,
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$extractedLink['type']
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);
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$processedLinks[$link] = [
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'type' => $extractedLink['type'],
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'link' => $link,
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'processed_link' => $processedLink,
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];
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}
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return $processedLinks;
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}
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}
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