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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Routing\Matcher\Dumper;
/**
* Collection of routes.
*
* @author Arnaud Le Blanc <arnaud.lb@gmail.com>
*
* @internal
*/
class DumperCollection implements \IteratorAggregate
{
/**
* @var DumperCollection|null
*/
private $parent;
/**
* @var DumperCollection[]|DumperRoute[]
*/
private $children = array();
/**
* @var array
*/
private $attributes = array();
/**
* Returns the children routes and collections.
*
* @return self[]|DumperRoute[]
*/
public function all()
{
return $this->children;
}
/**
* Adds a route or collection.
*
* @param DumperRoute|DumperCollection The route or collection
*/
public function add($child)
{
if ($child instanceof self) {
$child->setParent($this);
}
$this->children[] = $child;
}
/**
* Sets children.
*
* @param array $children The children
*/
public function setAll(array $children)
{
foreach ($children as $child) {
if ($child instanceof self) {
$child->setParent($this);
}
}
$this->children = $children;
}
/**
* Returns an iterator over the children.
*
* @return \Iterator|DumperCollection[]|DumperRoute[] The iterator
*/
public function getIterator()
{
return new \ArrayIterator($this->children);
}
/**
* Returns the root of the collection.
*
* @return self The root collection
*/
public function getRoot()
{
return (null !== $this->parent) ? $this->parent->getRoot() : $this;
}
/**
* Returns the parent collection.
*
* @return self|null The parent collection or null if the collection has no parent
*/
protected function getParent()
{
return $this->parent;
}
/**
* Sets the parent collection.
*
* @param DumperCollection $parent The parent collection
*/
protected function setParent(DumperCollection $parent)
{
$this->parent = $parent;
}
/**
* Returns true if the attribute is defined.
*
* @param string $name The attribute name
*
* @return bool true if the attribute is defined, false otherwise
*/
public function hasAttribute($name)
{
return array_key_exists($name, $this->attributes);
}
/**
* Returns an attribute by name.
*
* @param string $name The attribute name
* @param mixed $default Default value is the attribute doesn't exist
*
* @return mixed The attribute value
*/
public function getAttribute($name, $default = null)
{
return $this->hasAttribute($name) ? $this->attributes[$name] : $default;
}
/**
* Sets an attribute by name.
*
* @param string $name The attribute name
* @param mixed $value The attribute value
*/
public function setAttribute($name, $value)
{
$this->attributes[$name] = $value;
}
/**
* Sets multiple attributes.
*
* @param array $attributes The attributes
*/
public function setAttributes($attributes)
{
$this->attributes = $attributes;
}
}