<?php
/* Copyright (C) 2015 Daniel Preussker <f0o@devilcode.org>
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>. */

/**
 * Merge config function
 * @author f0o <f0o@devilcode.org>
 * @copyright 2015 f0o, LibreNMS
 * @license GPL
 * @package LibreNMS
 * @subpackage Config
 */

function mergecnf($obj) {
  $pointer = array();
  $val = $obj['config_value'];
  $obj = $obj['config_name'];
  $obj = explode('.',$obj,2);
  if( !isset($obj[1]) ) {
    if( filter_var($val,FILTER_VALIDATE_INT) ) {
      $val = (int) $val;
    } elseif( filter_var($val,FILTER_VALIDATE_FLOAT) ) {
      $val = (float) $val;
    } elseif( filter_var($val,FILTER_VALIDATE_BOOLEAN,FILTER_NULL_ON_FAILURE) !== NULL ) {
      $val = filter_var($val,FILTER_VALIDATE_BOOLEAN);
    }
    if( !empty($obj[0]) ) {
      return array($obj[0] => $val);
    } else {
      return array($val);
    }
  } else {
    $pointer[$obj[0]] = mergecnf(array('config_name'=>$obj[1],'config_value'=>$val));
  }
  return $pointer;
}