29 lines
830 B
PHP
29 lines
830 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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use MailPoet\Newsletter\Renderer\Renderer;
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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 = $DOM->query('body');
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// url is a temporary data tag that will be further replaced with
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// the proper track API URL during sending
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$url = Links::DATA_TAG_OPEN;
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$open_tracking_image = sprintf(
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'<img alt="" class="" src="%s"/>',
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$url
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);
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$template->html($template->html() . $open_tracking_image);
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return $DOM->__toString();
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}
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static function addTrackingImage() {
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add_filter(Renderer::FILTER_POST_PROCESS, function ($template) {
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return OpenTracking::process($template);
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});
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return true;
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}
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} |