/**
* Filters the iterator values.
*
* @return bool true if the value should be kept, false otherwise
*/
public function accept()
{
/** @var Directory|File $handler */
$handler = $this->iterator->current();
if ($this->isRecursive && isset($this->excludedDirs[$handler->getFilename()]) && $handler->isDir()) {
return false;
}
if ($this->excludedPattern) {
$path = $handler->isDir() ? $handler->getPath() : $handler->getDirname();
$path = str_replace('\\', '/', $path);
return !preg_match($this->excludedPattern, $path);
}
return true;
}
/**
* constructor
*
* @param RecursiveIterator $iterator
* @param string $filter
*/
public function __construct(\RecursiveIterator $iterator, $filter, $topDirectory = null)
{
$this->_filter = str_replace(array('\\', '/'), DIRECTORY_SEPARATOR, $filter);
if ($topDirectory == null) {
$iterator->rewind();
$this->_topDirectory = (string) $iterator->current()->getPath();
} else {
$this->_topDirectory = $topDirectory;
}
parent::__construct($iterator);
}
protected function createViewModelForMenuItemIterator(\RecursiveIterator $rit)
{
$itemsViews = array();
$rit->rewind();
while ($rit->valid()) {
$item = $rit->current();
$view = $this->createViewModelForMenuItem($item);
if ($rit->hasChildren()) {
$childrenView = $this->createViewModelForMenuItemIterator($rit->getChildren());
$view->set('children', $childrenView);
}
$itemsViews[] = $view;
$rit->next();
}
return $itemsViews;
}
/**
* Walks recursivly throught an array and concatinates the found info to a string.
*
* @param \RecursiveIterator $iterator
*
* @return string
*/
protected static function traverseStructure($iterator)
{
$children = '';
while ($iterator->valid()) {
if ($iterator->hasChildren()) {
$current = 'array (' . self::traverseStructure($iterator->getChildren()) . '), ';
} else {
$current = "'" . $iterator->current() . "', ";
}
$key = $iterator->key();
if (is_numeric($key)) {
$children .= $key . " => " . $current;
} else {
$children .= "'" . $key . "' => " . $current;
}
$iterator->next();
}
return $children;
}
