/**
* Adds the children of the specified node to the queue of the currently
* parsed element. It allows them to be processed.
*
* @final
* @internal
* @param Opt_Xml_Node $node
*/
protected final function _process(Opt_Xml_Node $node)
{
if (is_null($this->_queue)) {
$this->_queue = new SplQueue();
}
if ($node->hasChildren()) {
foreach ($node as $child) {
$this->_queue->enqueue($child);
}
}
}
/**
* Processes the opt:use attribute.
*
* @internal
* @param Opt_Xml_Node $node The node the attribute is added to
* @param Opt_Xml_Attribute $attr The found attribute.
*/
public function processAttribute(Opt_Xml_Node $node, Opt_Xml_Attribute $attr)
{
if (isset($this->_snippets[$attr->getValue()])) {
array_push($this->_current, $attr->getValue());
$snippet =& $this->_snippets[$attr->getValue()];
// Move all the stuff to the fake node.
if ($node->hasChildren()) {
$newNode = new Opt_Xml_Element('opt:_');
$newNode->moveChildren($node);
$size = sizeof($snippet);
$snippet[$size] = $newNode;
$attr->set('snippetObj', $snippet);
$attr->set('size', $size);
}
$node->removeChildren();
// Process the snippets
$node->set('escaping', $this->_compiler->get('escaping'));
$this->_compiler->set('escaping', $snippet[0]->get('escaping'));
foreach ($snippet[0] as $subnode) {
$node->appendChild(clone $subnode);
}
$node->set('call:use', $attr->getValue());
$attr->set('postprocess', true);
}
}
