crm.fsf.org/20131203/files/sites/all/modules-new/civicrm/vendor/symfony/finder/Symfony/Component/Finder/Iterator/FilenameFilterIterator.php

   1 <?php
   2
   3 /*
   4  * This file is part of the Symfony package.
   5  *
   6  * (c) Fabien Potencier <fabien@symfony.com>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Symfony\Component\Finder\Iterator;
  13
  14 use Symfony\Component\Finder\Expression\Expression;
  15
  16 /**
  17  * FilenameFilterIterator filters files by patterns (a regexp, a glob, or a string).
  18  *
  19  * @author Fabien Potencier <fabien@symfony.com>
  20  */
  21 class FilenameFilterIterator extends MultiplePcreFilterIterator
  22 {
  23     /**
  24      * Filters the iterator values.
  25      *
  26      * @return bool true if the value should be kept, false otherwise
  27      */
  28     public function accept()
  29     {
  30         $filename = $this->current()->getFilename();
  31
  32         // should at least not match one rule to exclude
  33         foreach ($this->noMatchRegexps as $regex) {
  34             if (preg_match($regex, $filename)) {
  35                 return false;
  36             }
  37         }
  38
  39         // should at least match one rule
  40         $match = true;
  41         if ($this->matchRegexps) {
  42             $match = false;
  43             foreach ($this->matchRegexps as $regex) {
  44                 if (preg_match($regex, $filename)) {
  45                     return true;
  46                 }
  47             }
  48         }
  49
  50         return $match;
  51     }
  52
  53     /**
  54      * Converts glob to regexp.
  55      *
  56      * PCRE patterns are left unchanged.
  57      * Glob strings are transformed with Glob::toRegex().
  58      *
  59      * @param string $str Pattern: glob or regexp
  60      *
  61      * @return string regexp corresponding to a given glob or regexp
  62      */
  63     protected function toRegex($str)
  64     {
  65         return Expression::create($str)->getRegex()->render();
  66     }
  67 }