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<?php
namespace SDom\Node;
class Text implements NodeInterface
{
protected $content;
protected $parent;
public function __construct(string $content)
{
$this->content = html_entity_decode($content, ENT_NOQUOTES);
}
public function __toString(): string
{
return htmlentities($this->content, ENT_NOQUOTES | ENT_SUBSTITUTE);
}
public function __clone()
{
throw new \BadMethodCallException('Native cloning is not allowed, use clone() instead.');
}
public function parent(): ?NodeInterface
{
return $this->parent;
}
public function attach(NodeInterface $parent): NodeInterface
{
if (!$parent instanceof Element) {
throw new \InvalidArgumentException(sprintf(
'Only node of type %s can be parent to a %s node.',
Element::class,
self::class
));
}
if ($parent->isVoid()) {
throw new \InvalidArgumentException(sprintf(
'Node of type %s (void) cannot be parent to a %s node.',
Element::class,
self::class
));
}
if (isset($this->parent)) {
$this->parent->removeChild($this);
}
$this->parent = $parent;
return $this;
}
public function detach(): NodeInterface
{
if (isset($this->parent)) {
$parent = $this->parent;
$this->parent = null;
if ($parent->isChild($this)) {
$parent->removeChild($this);
}
}
return $this;
}
public function clone(): NodeInterface
{
return new static($this->content);
}
}