Lookitsatravis\Listify\Listify::getConditionStringFromQueryBuilder PHP 메소드

    private function getConditionStringFromQueryBuilder($query)
    {
        $initialQueryChunks = explode('where ', $query->toSql());
        if (count($initialQueryChunks) == 1) {
            throw new InvalidQueryBuilderException('The Listify scope is a Query Builder object, but it has no "where", so it can\'t be used as a scope.');
        }
        $queryChunks = explode('?', $initialQueryChunks[1]);
        $bindings = $query->getBindings();
        $theQuery = '';
        for ($i = 0; $i < count($queryChunks); $i++) {
            // "boolean"
            // "integer"
            // "double" (for historical reasons "double" is returned in case of a float, and not simply "float")
            // "string"
            // "array"
            // "object"
            // "resource"
            // "NULL"
            // "unknown type"
            $theQuery .= $queryChunks[$i];
            if (isset($bindings[$i])) {
                switch (gettype($bindings[$i])) {
                    case "string":
                        $theQuery .= '"' . $bindings[$i] . '"';
                        break;
                }
            }
        }
        return $theQuery;
    }