<?php
class Setting
{
	/****************************************************************
	* <p>gets settings</p>
	*
	* @access   private
	* @author 	heidtc < hide@address.com >
	* @param	$id the identification value of the setting
	* @return	config value
	****************************************************************/
	public function get_setting_node($id)
    {
        $dom = new DOMDocument;
		$dom->preserveWhiteSpace = true;
        $dom->load( CONFIGS . '/settings.xml');
		$xpath = new DOMXPath($dom);
        $nodes = $xpath->query('//setting[@id="'.$id.'"]');
        
        return $nodes->item(0);
    }
    
    public function get_setting_value($node)
	{
		return $node->nodeValue;
	}
	
	public function set_setting($node, $value)
	{
        $node->nodeValue = $value; 
        return $node;        
	}
	
    public function save($node)
    {
        return $node->ownerDocument->save( CONFIGS . '/settings.xml');
    }
    
	public function get_settings()
	{
		$dom = new DOMDocument;
		$dom->preserveWhiteSpace = false;
        $dom->load(CONFIGS . '/settings.xml');
		$xpath = new DOMXPath($dom);
        
		return $xpath->query('//settings/*[@label]');
	}
    
    public function get_setting_options($setting_id)
    {
        $dom = new DOMDocument;
		$dom->preserveWhiteSpace = false;
        $dom->load(CONFIGS . '/settings.xml');
		$xpath = new DOMXPath($dom);
        
		return $xpath->query('//setting[@id="' . $setting_id . '_option"]');
    }
}
?>