<?php
/**
* This file contains the ArrArgumentsDescriptor class.
*
* PHP Version 5.3
*
* @category Tools_And_Utilities
* @package Arr
* @author Gonzalo Chumillas <gonzalo@soloproyectos.com>
* @license https://raw.github.com/soloproyectos/core/master/LICENSE BSD 2-Clause License
* @link https://github.com/soloproyectos/core
*/
namespace com\soloproyectos\common\arr\arguments;
/**
* Class ArrArgumentsDescriptor.
*
* @category Tools_And_Utilities
* @package ArrArguments
* @author Gonzalo Chumillas <gonzalo@soloproyectos.com>
* @license https://raw.github.com/soloproyectos/core/master/LICENSE BSD 2-Clause License
* @link https://github.com/soloproyectos/core
*/
class ArrArgumentsDescriptor
{
/**
* List of variable types.
* @var array
*/
private $_types;
/**
* Default value.
* @var mixed
*/
private $_default;
/**
* Is a required argument?
* @var boolean
*/
private $_isRequired;
/**
* Constructor.
*
* @param array $types Variable types
* @param mixed $default Default value
* @param boolean $required Is a required argument?
*
* @return void
*/
public function __construct($types, $default = null, $required = false)
{
$this->_types = $types;
$this->_default = $default;
$this->_isRequired = $required;
}
/**
* Gets default value.
*
* @return mixed
*/
public function getDefault()
{
return $this->_default;
}
/**
* Is the argument required?
*
* @return boolean
*/
public function isRequired()
{
return $this->_isRequired;
}
/**
* Does the variable match with this descriptor?
*
* @param mixed $var Arbitrary variable
*
* @return boolean
*/
public function match($var)
{
$ret = false;
foreach ($this->_types as $type) {
if (array_search($type, array("*", "mixed")) !== false) {
$ret = true;
} elseif (array_search($type, array("number", "numeric")) !== false) {
$ret = is_numeric($var);
} elseif (array_search($type, array("bool", "boolean")) !== false) {
$ret = is_bool($var);
} elseif ($type == "string") {
$ret = is_string($var);
} elseif ($type == "array") {
$ret = is_array($var);
} elseif ($type == "object") {
$ret = is_object($var);
} elseif ($type == "resource") {
$ret = is_resource($var);
} elseif ($type == "function") {
$ret = is_callable($var);
} elseif ($type == "scalar") {
$ret = is_scalar($var);
} else {
$ret = is_a($var, $type);
}
if ($ret) {
break;
}
}
return $ret;
}
}
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