WP PHP Query into couples ok k=v

gistfile1.txt

$url =  "//{$_SERVER['HTTP_HOST']}{$_SERVER['REQUEST_URI']}";
$path_query = wp_parse_url( $url );

// Language process
$lang = substr( get_bloginfo ( 'language' ), 0, 2 );
$path_query_process = str_replace( '/' . $lang , '' , $path_query['path']);

//Strip slash
$path_query_process = trim( $path_query_process, "/" );

//Into separate keys
$path_query_process = explode('/', $path_query_process);

//Remove type of post
array_shift($path_query_process);

$path_query_process_value = array();
$path_query_process_key = array();
foreach ($path_query_process as $k => $v) {
    if ($k % 2 == 0) {
        $path_query_process_key[] = $v;
    }
    else {
        $path_query_process_value[] = $v;
    }
}

$path_query_process = array_combine($path_query_process_key, $path_query_process_value);