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<?php
namespace Spatie\Analytics;
use Spatie\Analytics\Exceptions\InvalidFilter;
class Filters
{
private $filters;
public static function create($filters = []): Filters
return new static($filters);
}
public function __construct($filters = [])
foreach ($filters as $filter) {
$this->checkFilterSyntax($filter);
$this->filters = $filters;
public function addFilter($filter)
$this->filters[] = $filter;
private function checkFilterSyntax($filter)
if (strpos($filter, 'ga:') !== 0) {
throw InvalidFilter::filterMustContainGA($filter);
public function __toString()
return implode(';', $this->filters);
spatie /
laravel-analytics
