/**
* Processes the opt:insert element.
* @internal
* @param Opt_Xml_Element $node The found element
*/
public function _processInsert(Opt_Xml_Element $node)
{
// A support for the dynamically chosen part captured by opt:capture
if ($node->getAttribute('captured') !== NULL) {
$params = array('captured' => array(0 => self::REQUIRED, self::EXPRESSION));
$this->_extractAttributes($node, $params);
if ($node->hasChildren()) {
$node->addBefore(Opt_Xml_Buffer::TAG_BEFORE, 'if(!isset(self::$_capture[' . $params['captured'] . '])){ ');
$node->addAfter(Opt_Xml_Buffer::TAG_AFTER, '} else { echo self::$_capture[' . $params['captured'] . ']; } ');
$this->_process($node);
} else {
$node->addBefore(Opt_Xml_Buffer::TAG_BEFORE, 'if(isset(self::$_capture[' . $params['captured'] . '])){ echo self::$_capture[' . $params['captured'] . ']; } ');
}
} else {
// Snippet insertion
$params = array('snippet' => array(0 => self::REQUIRED, self::ID), 'ignoredefault' => array(0 => self::OPTIONAL, self::BOOL, false));
$this->_extractAttributes($node, $params);
if (in_array($params['snippet'], $this->_current)) {
array_push($this->_current, $params['snippet']);
$err = new Opt_SnippetRecursion_Exception($params['snippet']);
throw $err->setData($this->_current);
}
if (isset($this->_snippets[$params['snippet']])) {
array_push($this->_current, $params['snippet']);
$snippet =& $this->_snippets[$params['snippet']];
// Move all the stuff to the fake node.
if ($node->hasChildren() && $params['ignoredefault'] == false) {
$newNode = new Opt_Xml_Element('opt:_');
$newNode->set('escaping', $this->_compiler->get('escaping'));
$newNode->moveChildren($node);
$size = sizeof($snippet);
$snippet[$size] = $newNode;
$node->set('insertSize', $size);
}
// We must do the cleaning for the inserted node.
$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);
}
$this->_process($node);
$node->set('insertSnippet', $params['snippet']);
$node->set('postprocess', true);
} else {
// Processing the default content - snippet not found.
$this->_process($node);
}
}
}
