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<?php |
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|
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use Boxzilla\Boxzilla; |
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|
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/** |
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* @return Boxzilla |
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*/ |
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function boxzilla() |
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{ |
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static $instance; |
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|
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if (is_null($instance)) { |
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$instance = new Boxzilla(); |
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} |
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|
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return $instance; |
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} |
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|
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/** |
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* Normalize a relative URL for Boxzilla rule storage and matching. |
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* |
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* @param string $url_string |
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* |
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* @return string |
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*/ |
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function boxzilla_normalize_relative_url($url_string) |
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{ |
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$url_string = trim((string) $url_string); |
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if ($url_string === '') { |
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return '/'; |
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} |
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|
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if (strpos($url_string, '//') === 0) { |
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$url_string = 'https:' . $url_string; |
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} elseif (preg_match('/^[\w.-]+\.[a-z]{2,}(?:[\/?#]|$)/i', $url_string)) { |
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$url_string = 'https://' . $url_string; |
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} |
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|
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$parts = wp_parse_url($url_string); |
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if (! is_array($parts)) { |
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return '/'; |
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} |
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|
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$path = isset($parts['path']) ? $parts['path'] : '/'; |
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$path = '/' . ltrim((string) $path, '/'); |
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$path = untrailingslashit($path); |
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if ($path === '') { |
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$path = '/'; |
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} |
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|
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if (empty($parts['query'])) { |
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return $path; |
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} |
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|
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parse_str($parts['query'], $query_args); |
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if (empty($query_args)) { |
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return $path; |
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} |
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|
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$tracking_keys = [ |
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'_ga', |
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'_gl', |
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'dclid', |
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'fbclid', |
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'gclid', |
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'mc_cid', |
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'mc_eid', |
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'msclkid', |
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]; |
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|
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foreach (array_keys($query_args) as $key) { |
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if (strpos($key, 'utm_') === 0 || in_array($key, $tracking_keys, true)) { |
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unset($query_args[ $key ]); |
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} |
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} |
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|
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if (empty($query_args)) { |
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return $path; |
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} |
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|
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return $path . '?' . build_query($query_args); |
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} |
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|
