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<?php
/**
* MultiDimArrayObject
*
*
* @author André Noack <noack@data-quest.de>
*
*/
class MultiDimArrayObject extends StudipArrayObject
{
/**
* Constructor
*
* @param array $input
* @param int $flags
* @param string $iteratorClass
*/
public function __construct($input = [], $flags = self::STD_PROP_LIST, $iteratorClass = 'ArrayIterator')
{
parent::__construct([], $flags, $iteratorClass);
$this->exchangeArray($input);
}
/**
* Appends the value
*
* @param mixed $value
* @return void
*/
public function append($value)
{
$this->offsetSet(null, $value);
}
/**
* Exchange the array for another one.
*
* @param array|ArrayObject $data
* @return array
*/
public function exchangeArray($data)
{
if (!is_array($data) && !is_object($data)) {
throw new InvalidArgumentException('Passed variable is not an array or object');
}
if ($data instanceof \StudipArrayObject) {
$data = $data->getArrayCopy();
}
if (!is_array($data)) {
$data = (array) $data;
}
$storage = $this->storage;
$this->storage = $this->recursiveArrayToArrayObjects($data);
return $storage;
}
/**
* Creates a copy of the ArrayObject.
*
* @return array
*/
public function getArrayCopy()
{
$ret = [];
foreach($this->storage as $key => $value) {
if ($value instanceOf StudipArrayObject) {
$ret[$key] = $value->getArrayCopy();
} else {
$ret[$key] = $value;
}
}
return $ret;
}
/**
* Create a new iterator from an ArrayObject instance
*/
public function getIterator(): Traversable
{
$class = $this->iteratorClass;
return new $class($this->getArrayCopy());
}
/**
* Sets the value at the specified key to value
*
* @param mixed $key
* @param mixed $value
*/
public function offsetSet($key, $value): void
{
$new_value = $this->recursiveArrayToArrayObjects($value);
if (is_array($new_value)) {
$class = get_called_class();
$new_value = new $class($new_value, $this->getFlags(), $this->getIteratorClass());
}
if (is_null($key)) {
$this->storage[] = $new_value;
} else {
$this->storage[$key] = $new_value;
}
}
protected function recursiveArrayToArrayObjects($data)
{
if ($data instanceOf StudipArrayObject) {
$data = $data->getArrayCopy();
}
if (is_array($data)) {
$new_data = [];
foreach ($data as $key => $value) {
$new_value = $this->recursiveArrayToArrayObjects($value);
if (is_array($new_value)) {
$class = get_called_class();
$new_data[$key] = new $class($new_value, $this->getFlags(), $this->getIteratorClass());
} else {
$new_data[$key] = $value;
}
}
return $new_data;
}
return $data;
}
}
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