<?php

/**
 *
 * QParameter
 * @package
 * @subpackage
 * @author Thomas Schäfer
 * @since 26.07.2008 13:30:48
 * @desc
 */
class QParameter {

	const GET = 1;
	const POST = 2;
	
	private	$register = array("has"=>true, "add"=>true, "set"=>true, "get"=>true, "merge"=>true);
	
	/**
	 * holder of the properties
	 * @var $properties
	 */
	private $properties;
	
	public static function getMethodType($word) {
		$tmp = explode("_", QBaseClass::underscore($word));
		$methodType = new stdClass();
		$methodType->length = strlen($tmp[0]);
		$methodType->type = $tmp[0];
		$methodType->name =	substr($word, $methodType->length); 
		return $methodType;
	}
	
	public function addRegister($methodType) {
		$this->register[$methodType] = true;
	}
	
	
	/**
	 * does the magic
	 */
	public function __call($funcName, $args) {
		
		$method = self::getMethodType($funcName);
		if(empty($this->register[$method->type])) {
			throw new QCoreException("Unsupported method type ".$method->type." for ".$funcName.". Supported methods: ".implode(", ", array_keys($this->register)));
			return false;
		}
		switch ($method->type)
		{
			case "has":
				$num = count($args);
				switch($num) {
					case 1:
						return (isset($this->properties[$method->name][$args[0]])?true:false);
					default:
						return (isset($this->properties[$method->name])?true:false);
				}
				break;
			case "add":
				$this->properties[$method->name][] = $args[0];
				return $this;
			case "merge":
				foreach($args[0] as $key => $value) {
					$this->properties[$method->name][$key] = $value;
				}
				return $this;
			case "set":
				$num = count($args);
				switch($num){
					case 1:
						$this->properties[$method->name] = $args[0];
						break;
					case 2:
						$this->properties[$method->name][$args[0]] = $args[1];
						break;
					case 3:
						$this->properties[$method->name][$args[0]][$args[1]] = $args[2];
						break;
						
				}
				return $this;
			case "get":
					if(empty($args) and isset($this->properties[$method->name])) {
						return $this->properties[$method->name];
					} elseif(isset($args) and isset($this->properties[$method->name][$args[0]]) ) {
						return $this->properties[$method->name][$args[0]];
					} else {
						return $this->properties[$method->name];
					}
				break;
					
		}
	}
		
	
}