src/mvc/ValueContainer.php
<?php
/*******************************************************************************
Copyright 2015 Whole Foods Co-op
This file is part of Fannie.
Fannie is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
Fannie is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
in the file license.txt along with IT CORE; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*********************************************************************************/
namespace COREPOS\common\mvc;
class ValueContainer implements \Iterator
{
protected $values = array();
protected $iteratorPosition = 0;
public function tryGet($name, $default='')
{
return isset($this->values[$name]) ? $this->values[$name] : $default;
}
public function __get($name)
{
if (isset($this->values[$name])) {
return $this->values[$name];
}
throw new \Exception("Unknown value {$name}");
}
public function __isset($name)
{
return isset($this->values[$name]);
}
public function __unset($name)
{
if (isset($this->values[$name])) {
unset($this->values[$name]);
}
}
public function __set($name, $value)
{
$this->values[$name] = $value;
}
public function current()
{
$keys = array_keys($this->values);
return $this->__get($keys[$this->iteratorPosition]);
}
public function key()
{
$keys = array_keys($this->values);
return $keys[$this->iteratorPosition];
}
public function next()
{
$this->iteratorPosition++;
}
public function valid()
{
$keys = array_keys($this->values);
return isset($keys[$this->iteratorPosition]);
}
public function rewind()
{
$this->iteratorPosition = 0;
}
}