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<?php
/**
* PHP Parser and UML/XMI generator. Reverse-engineering tool.
*
* A package to scan PHP files and directories, and get an UML/XMI representation
* of the parsed classes/packages.
*
* PHP version 5
*
* @category PHP
* @package PHP_UML
* @author Baptiste Autin <ohlesbeauxjours@yahoo.fr>
* @license http://www.gnu.org/licenses/lgpl.html LGPL License 3
* @version SVN: $Revision: 118 $
* @link http://pear.php.net/package/PHP_UML
* @link http://www.baptisteautin.com/projects/PHP_UML/
* @since $Date: 2009-07-11 20:48:51 +0200 (sam., 11 juil. 2009) $
*/
/**
* Specialized iterator for the filesystem scan.
* It can accept/stop the recursive scan, according to allow/ignore file patterns
*
* @category PHP
* @package PHP_UML
* @author Baptiste Autin <ohlesbeauxjours@yahoo.fr>
* @license http://www.gnu.org/licenses/lgpl.html LGPL License 3
* @link http://pear.php.net/package/PHP_UML
*/
class PHP_UML_FilePatternFilterIterator extends RecursiveFilterIterator
{
protected $ignored;
protected $allowed;
/**
* Constructor
*
* @param Iterator $iterator Iterator object
* @param array $ignored Ignore pattern(s)
* @param array $allowed Match pattern(s)
*/
public function __construct(Iterator $iterator, $ignored, $allowed)
{
parent::__construct($iterator);
$this->ignored = $ignored;
$this->allowed = $allowed;
}
/**
* Filter files and folders.
* If the element is a file or a folder, it must not be among the ingored elts.
* If it a file, it must match the file patterns.
*
* @return boolean True if the element is acceptable
*/
public function accept()
{
$ptr = $this->getInnerIterator()->current();
$filename = $ptr->getFilename();
$pathname = $ptr->getPathname();
// it must not be ignored:
foreach ($this->ignored as $pattern) {
$pregPattern = '/'.
str_replace(array('\*', '\?'), array('.*', '.'), preg_quote(DIRECTORY_SEPARATOR.$pattern, '/')).
'$/i';
if (preg_match($pregPattern, $pathname)>0) {
return false;
}
}
// and it must match:
if ($ptr->isFile()) {
foreach ($this->allowed as $pattern) {
$pregPattern = '/^'.
str_replace(array('\*', '\?'), array('.*', '.'), preg_quote($pattern, '/')).
'$/i';
if (preg_match($pregPattern, $filename)>0) {
return true;
}
}
return false;
}
return true;
}
/**
* We must override that method to pass the ignored/allowed arrays
*
* @return PHP_UML_FilterIterator
*/
public function getChildren()
{
return new self($this->getInnerIterator()->getChildren(), $this->ignored, $this->allowed);
}
}
?>
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