To get these constants so you can reverse lookup what all the integers mean, do this:
<?php 
   $constants = array_flip($this->getSvnConstants('SVN_WC_STATUS'));
  
   $status = svn_status();
   foreach($status as &$v)
   {
          $v['text_status']       = $constants[$v['text_status']];
          $v['repos_text_status'] = $constants[$v['repos_text_status']];
          $v['prop_status']       = $constants[$v['prop_status']];
          $v['repos_prop_status'] = $constants[$v['repos_prop_status']];
    }
    public function getSvnConstants($filter='SVN_')
    {
        $constants = array();
        foreach (get_defined_constants() as $key => $value)
            if (substr($key, 0, strlen($filter)) == $filter)
                $constants[$key] = $value;
        return $constants;
    }
?>