25 lines
737 B
PHP
25 lines
737 B
PHP
<?php
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namespace MailPoet\Newsletter\Renderer\PostProcess;
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use MailPoet\Newsletter\Links\Links;
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class OpenTracking {
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static function process($template) {
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$DOM = new \pQuery();
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$DOM = $DOM->parseStr($template);
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$template = $DOM->query('body');
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$open_tracking_image = sprintf(
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'<img alt="" class="" src="%s/%s"/>',
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home_url(),
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esc_attr('?mailpoet&endpoint=track&action=open&data=' . Links::DATA_TAG)
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);
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$template->html($template->html() . $open_tracking_image);
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return $DOM->__toString();
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}
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static function addTrackingImage() {
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add_filter('mailpoet_rendering_post_process', function ($template) {
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return OpenTracking::process($template);
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});
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}
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} |