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referenceSet.php
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referenceSet.php
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<?php
namespace ru\olamedia\kanon\mongo;
/**
* Collection of references
* For lazy loading/saving purposes
*
* @author olamedia
*/
class referenceSet implements \ArrayAccess, \Iterator, \Countable{
private $_set = [];
private $_className = null;
public function __construct($className){
$this->_className = $className;
}
public function clear(){
$this->_set = [];
}
// Countable
public function count(){
return count($this->_set);
}
// Iterator
public function rewind(){
reset($this->_set);
}
public function current(){
$value = current($this->_set);
if (false === $value){
return false;
}
return $value->get();
}
public function key(){
return key($this->_set);
}
public function next(){
$value = next($this->_set);
if (false === $value){
return false;
}
if (!is_object($value)){
var_dump($value);
}
return $value->get();
}
public function valid(){
$key = key($this->_set);
return null !== $key && false !== $key;
}
// ArrayAccess
public function offsetExists($offset){
return \array_key_exists($offset, $this->_set);
}
public function offsetUnset($offset){
unset($this->_set[$offset]);
}
public function offsetGet($offset){
if (\array_key_exists($offset, $this->_set)){
return $this->_set[$offset]->get();
}
return null;
}
public function offsetSet($offset, $value){
if (null === $offset){
$this->_set[] = new reference($this->_className, $value);
}else{
$this->_set[$offset] = new reference($this->_className, $value);
}
}
public function getReference(){
$a = [];
foreach ($this->_set as $ref){
$a[] = $ref->getReference();
}
return $a;
}
}