96 lines
2.8 KiB
PHP
96 lines
2.8 KiB
PHP
<?php
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namespace MailPoet\Newsletter\Links;
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use MailPoet\Models\NewsletterLink;
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use MailPoet\Newsletter\Shortcodes\Shortcodes;
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use MailPoet\Util\Security;
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class Links {
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const DATA_TAG = '[mailpoet_data]';
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static function extract($content) {
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// adopted from WP's wp_extract_urls() function & modified to work on hrefs
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# match href=' or href="
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$regex = '#(?:href.*?=.*?)(["\']?)('
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# match http://
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. '(?:([\w-]+:)?//?)'
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# match everything except for special characters # until .
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. '[^\s()<>]+'
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. '[.]'
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# conditionally match everything except for special characters after .
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. '(?:'
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. '\([\w\d]+\)|'
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. '(?:'
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. '[^`!()\[\]{}:;\'".,<>«»“”‘’\s]|'
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. '(?:[:]\d+)?/?'
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. ')+'
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. ')'
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. ')\\1#';
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// extract shortcodes with [url:*] format
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$shortcodes = new Shortcodes();
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$shortcodes = $shortcodes->extract($content, $limit = array('link'));
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// extract links
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preg_match_all($regex, $content, $links);
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return array_merge(
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array_unique($links[2]),
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$shortcodes
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);
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}
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static function process($content,
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$links = false,
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$process_link_shortcodes = false,
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$queue = false
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) {
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if($process_link_shortcodes) {
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// process shortcodes with [url:*] format
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$shortcodes = new Shortcodes($newsletter = false, $subscriber = false, $queue);
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$content = $shortcodes->replace($content, $limit = array('link'));
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}
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$links = ($links) ? $links : self::extract($content);
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$processed_links = array();
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foreach($links as $link) {
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$hash = Security::generateRandomString(5);
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$processed_links[] = array(
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'hash' => $hash,
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'url' => $link
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);
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$encoded_link = sprintf(
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'%s/?mailpoet&endpoint=track&action=click&data=%s-%s',
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home_url(),
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self::DATA_TAG,
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$hash
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);
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$link_regex = '/' . preg_quote($link, '/') . '/';
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$content = preg_replace($link_regex, $encoded_link, $content);
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}
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return array(
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$content,
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$processed_links
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);
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}
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static function replaceSubscriberData(
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$newsletter_id,
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$subscriber_id,
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$queue_id,
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$content
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) {
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return str_replace(
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self::DATA_TAG,
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sprintf('%s-%s-%s', $newsletter_id, $subscriber_id, $queue_id),
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$content
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);
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}
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static function save($links, $newsletter_id, $queue_id) {
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foreach($links as $link) {
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$newsletter_link = NewsletterLink::create();
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$newsletter_link->newsletter_id = $newsletter_id;
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$newsletter_link->queue_id = $queue_id;
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$newsletter_link->hash = $link['hash'];
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$newsletter_link->url = $link['url'];
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$newsletter_link->save();
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}
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}
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} |