/**
* @param XmlElement $toAppend
* @param boolean $root
* @return void
*/
public function appendChild($toAppend, $root = false)
{
if ($root) {
$node = $this->addChild($toAppend->getName());
foreach ($toAppend->attributes() as $key => $value) {
$node->addAttribute($key, $value);
}
$node->appendChild($toAppend);
} else {
foreach ($toAppend as $name => $tree) {
$child = $this->addChild($name, $this->_fixContent(strval($tree)));
foreach ($tree->attributes() as $attrKey => $attrValue) {
$child->addAttribute($attrKey, $attrValue);
}
$child->appendChild($tree->children());
}
}
}
/**
* Asserts that the supplied <tt>XML</tt> represents a valid
* <tt>*lt;object></tt>.
* @param XmlElement $xml
* @throws \NullPointerException if the passed <tt>$xml</tt> is null.
* @throws \InvalidArgumentException if the <tt>$xml</tt> is invalud.
* @see \Rhapsody\SetupBundle\Parser\ObjectParser::assert()
*/
public function assert($xml)
{
if ($xml === null) {
throw new \NullPointerException('Unable to parse: null.');
}
if (!$xml instanceof XmlElement) {
throw new \InvalidArgumentException('Invalid input. ' . get_class($this) . ' expects an XmlElement');
}
$name = $xml->getName();
if (!in_array(strtolower($name), $this->elements)) {
throw new \InvalidArgumentException('The element: ' . $name . ' was not a valid object-element and could not be parsed by ' . get_class($this) . '.');
}
$className = $xml->getAttribute('class');
$ref = $xml->getAttribute('ref');
if (empty($className) && empty($ref)) {
throw new \InvalidArgumentException('An object must have either the "class" or "ref" attributes specified. Could not find either attributes in XML: ' . strval($xml));
}
}
