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<?php
/*
Copyright (c) 2009-2014 F3::Factory/Bong Cosca, All rights reserved.
This file is part of the Fat-Free Framework (http://fatfree.sf.net).
THE SOFTWARE AND DOCUMENTATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF
ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
PURPOSE.
Please see the license.txt file for more information.
*/
//! PHP magic wrapper
abstract class Magic implements ArrayAccess {
/**
* Return TRUE if key is not empty
* @return bool
* @param $key string
**/
abstract function exists($key);
/**
* Bind value to key
* @return mixed
* @param $key string
* @param $val mixed
**/
abstract function set($key,$val);
/**
* Retrieve contents of key
* @return mixed
* @param $key string
**/
abstract function get($key);
/**
* Unset key
* @return NULL
* @param $key string
**/
abstract function clear($key);
/**
* Return TRUE if property has public/protected visibility
* @return bool
* @param $key string
**/
private function visible($key) {
if (property_exists($this,$key)) {
$ref=new ReflectionProperty(get_class($this),$key);
$out=!$ref->isprivate();
unset($ref);
return $out;
}
return FALSE;
}
/**
* Convenience method for checking property value
* @return mixed
* @param $key string
**/
function offsetexists($key) {
return $this->visible($key)?isset($this->$key):$this->exists($key);
}
/**
* Alias for offsetexists()
* @return mixed
* @param $key string
**/
function __isset($key) {
return $this->offsetexists($key);
}
/**
* Convenience method for assigning property value
* @return mixed
* @param $key string
* @param $val scalar
**/
function offsetset($key,$val) {
return $this->visible($key)?($this->key=$val):$this->set($key,$val);
}
/**
* Alias for offsetset()
* @return mixed
* @param $key string
* @param $val scalar
**/
function __set($key,$val) {
return $this->offsetset($key,$val);
}
/**
* Convenience method for retrieving property value
* @return mixed
* @param $key string
**/
function offsetget($key) {
return $this->visible($key)?$this->$key:$this->get($key);
}
/**
* Alias for offsetget()
* @return mixed
* @param $key string
**/
function __get($key) {
return $this->offsetget($key);
}
/**
* Convenience method for checking property value
* @return NULL
* @param $key string
**/
function offsetunset($key) {
if ($this->visible($key))
unset($this->$key);
else
$this->clear($key);
}
/**
* Alias for offsetunset()
* @return NULL
* @param $key string
**/
function __unset($key) {
$this->offsetunset($key);
}
}
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