<?php
/**
 * LICENSE
 *
 * This file is part of CFPropertyList.
 *
 * The PHP implementation of Apple's PropertyList can handle XML PropertyLists
 * as well as binary PropertyLists. It offers functionality to easily convert
 * data between worlds, e.g. recalculating timestamps from unix epoch to apple
 * epoch and vice versa. A feature to automagically create (guess) the plist
 * structure from a normal PHP data structure will help you dump your data to
 * plist in no time.
 *
 * Copyright (c) 2018 Teclib'
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * ------------------------------------------------------------------------------
 * @author    Rodney Rehm <rodney.rehm@medialize.de>
 * @author    Christian Kruse <cjk@wwwtech.de>
 * @copyright Copyright © 2018 Teclib
 * @package   plist
 * @license   MIT
 * @link      https://github.com/TECLIB/CFPropertyList/
 * @link      http://developer.apple.com/documentation/Darwin/Reference/ManPages/man5/plist.5.html Property Lists
 * ------------------------------------------------------------------------------
 */

namespace CFPropertyList;

use \DOMDocument;
use \Iterator;
use \ArrayAccess;

/**
 * Number Type  of CFPropertyList
 * {@link http://developer.apple.com/documentation/Darwin/Reference/ManPages/man5/plist.5.html Property Lists}
 */
class CFNumber extends CFType
{
  /**
   * Get XML-Node.
   * Returns &lt;real&gt; if $value is a float, &lt;integer&gt; if $value is an integer.
   * @param DOMDocument $doc DOMDocument to create DOMNode in
   * @param string $nodeName For compatibility reasons; just ignore it
   * @return DOMNode &lt;real&gt; or &lt;integer&gt;-Element
   */
    public function toXML(DOMDocument $doc, $nodeName = "")
    {
        $ret = 'real';
        if (intval($this->value) == $this->value && !is_float($this->value) && strpos($this->value, '.') === false) {
            $this->value = intval($this->value);
            $ret = 'integer';
        }
        return parent::toXML($doc, $ret);
    }

  /**
   * convert value to binary representation
   * @param CFBinaryPropertyList The binary property list object
   * @return The offset in the object table
   */
    public function toBinary(CFBinaryPropertyList &$bplist)
    {
        return $bplist->numToBinary($this->value);
    }
}