<?php

class TemplateScope
{
	protected $tpl_vars;
	
	public function __construct()
	{
		
	}
	
	// handle scope for template variables...
	// or is it fake scope? loool.
	public function setVar($name, $val)
	{
		$this->pushVar($name, $val);
	}
	public function pushVar($name = '', $val)
	{
		$this->tpl_vars[$name] = $val;
	}
	public function pullVar($name = '', $parent = FALSE)
	{
		$ret = NULL;
		$parts = array();
		
		if(strpos($name, '.') !== FALSE)
		{
			$parts = explode('.', $name);
			
			$name = array_shift($parts);
		}
		
		$parent = $parent !== FALSE ? $parent : $this->tpl_vars;
		
		if(isset($parent[$name]))
		{
			if(is_array($parent))
				$ret = $parent[$name];
			else if(is_object($parent))
				$ret = $parent->$name;
			else
			{
				$ret = NULL;
				$parts = array();
			}
		
			if(count($parts) > 0)
				foreach($parts as $part)
					$ret = $this->pullVar($part, $ret);
		}
		
		return $ret;
	}
	public function popVar($name)
	{
		unset($this->tpl_vars[$name]);
	}
}

?>