<commit_before><?php
/*
 * Copyright 2008 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

use Google\Auth\CacheInterface;
use Psr\Log\LoggerInterface;

/*
 * This class implements a basic on disk storage. While that does
 * work quite well it's not the most elegant and scalable solution.
 * It will also get you into a heap of trouble when you try to run
 * this in a clustered environment.
 *
 * @author <NAME> <<EMAIL>>
 */
class Google_Cache_File implements CacheInterface
{
  const MAX_LOCK_RETRIES = 10;
  private $path;
  private $fh;

  /**
   * @var use Psr\Log\LoggerInterface logger
   */
  private $logger;

  public function __construct($path, LoggerInterface $logger = null)
  {
    $this->path = $path;
    $this->logger = $logger;
  }

  public function get($key, $expiration = false)
  {
    $storageFile = $this->getCacheFile($key);
    $data = false;

    if (!file_exists($storageFile)) {
      $this->log(
          'debug',
          'File cache miss',
          array('key' => $key, 'file' => $storageFile)
      );
      return false;
    }

    if ($expiration) {
      $mtime = filemtime($storageFile);
      if ((time() - $mtime) >= $expiration) {
        $this->log(
            'debug',
            'File cache miss (expired)',
            array('key' => $key, 'file' => $storageFile)
        );
        $this->delete($key);
        return false;
      }
    }

    if ($this->acquireReadLock($storageFile)) {
      if (filesize($storageFile) > 0) {
        $data = fread($this->fh, filesize($storageFile));
        $data = unserialize($data);
      } else {
        $this->log(
            'debug',
            'Cache file was empty',
            array('file' => $storageFile)
        );
      }
      $this->unlock();
    }

    $this->log(
        'debug',
        'File cache hit',
        array('key' => $key, 'file' => $storageFile, 'var' => $data)
    );

    return $data;
  }

  public function set($key, $value)
  {
    $storageFile = $this->getWriteableCacheFile($key);
    if ($this->acquireWriteLock($storageFile)) {
      // We serialize the whole request object, since we don't only want the
      // responseContent but also the postBody used, headers, size, etc.
      $data = serialize($value);
      fwrite($this->fh, $data);
      $this->unlock();

      $this->log(
          'debug',
          'File cache set',
          array('key' => $key, 'file' => $storageFile, 'var' => $value)
      );
    } else {
      $this->log(
          'notice',
          'File cache set failed',
          array('key' => $key, 'file' => $storageFile)
      );
    }
  }

  public function delete($key)
  {
    $file = $this->getCacheFile($key);
    if (file_exists($file) && !unlink($file)) {
      $this->log(
          'error',
          'File cache delete failed',
          array('key' => $key, 'file' => $file)
      );
      throw new Google_Cache_Exception("Cache file could not be deleted");
    }

    $this->log(
        'debug',
        'File cache delete',
        array('key' => $key, 'file' => $file)
    );
  }

  private function getWriteableCacheFile($file)
  {
    return $this->getCacheFile($file, true);
  }

  private function getCacheFile($file, $forWrite = false)
  {
    return $this->getCacheDir($file, $forWrite) . '/' . md5($file);
  }

  private function getCacheDir($file, $forWrite)
  {
    // use the first 2 characters of the hash as a directory prefix
    // this should prevent slowdowns due to huge directory listings
    // and thus give some basic amount of scalability
    $fileHash = substr(md5($file), 0, 2);
    $processUser = null;
    if (function_exists('posix_geteuid')) {
        $processUser = posix_getpwuid(posix_geteuid())['name'];
    } elseif (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
        $processUser = get_current_user();
    }
    if ($processUser === null) {
      $this->log(
          'error',
          'Process User get failed'
      );
      throw new Google_Cache_Exception("Could not get process user");
    }
    $userHash = md5($processUser);
    $dirHash = $userHash . DIRECTORY_SEPARATOR . $fileHash;<commit_msg>get process user functions return empty, throws exception<commit_after><?php
/*
 * Copyright 2008 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

use Google\Auth\CacheInterface;
use Psr\Log\LoggerInterface;

/*
 * This class implements a basic on disk storage. While that does
 * work quite well it's not the most elegant and scalable solution.
 * It will also get you into a heap of trouble when you try to run
 * this in a clustered environment.
 *
 * @author <NAME> <<EMAIL>>
 */
class Google_Cache_File implements CacheInterface
{
  const MAX_LOCK_RETRIES = 10;
  private $path;
  private $fh;

  /**
   * @var use Psr\Log\LoggerInterface logger
   */
  private $logger;

  public function __construct($path, LoggerInterface $logger = null)
  {
    $this->path = $path;
    $this->logger = $logger;
  }

  public function get($key, $expiration = false)
  {
    $storageFile = $this->getCacheFile($key);
    $data = false;

    if (!file_exists($storageFile)) {
      $this->log(
          'debug',
          'File cache miss',
          array('key' => $key, 'file' => $storageFile)
      );
      return false;
    }

    if ($expiration) {
      $mtime = filemtime($storageFile);
      if ((time() - $mtime) >= $expiration) {
        $this->log(
            'debug',
            'File cache miss (expired)',
            array('key' => $key, 'file' => $storageFile)
        );
        $this->delete($key);
        return false;
      }
    }

    if ($this->acquireReadLock($storageFile)) {
      if (filesize($storageFile) > 0) {
        $data = fread($this->fh, filesize($storageFile));
        $data = unserialize($data);
      } else {
        $this->log(
            'debug',
            'Cache file was empty',
            array('file' => $storageFile)
        );
      }
      $this->unlock();
    }

    $this->log(
        'debug',
        'File cache hit',
        array('key' => $key, 'file' => $storageFile, 'var' => $data)
    );

    return $data;
  }

  public function set($key, $value)
  {
    $storageFile = $this->getWriteableCacheFile($key);
    if ($this->acquireWriteLock($storageFile)) {
      // We serialize the whole request object, since we don't only want the
      // responseContent but also the postBody used, headers, size, etc.
      $data = serialize($value);
      fwrite($this->fh, $data);
      $this->unlock();

      $this->log(
          'debug',
          'File cache set',
          array('key' => $key, 'file' => $storageFile, 'var' => $value)
      );
    } else {
      $this->log(
          'notice',
          'File cache set failed',
          array('key' => $key, 'file' => $storageFile)
      );
    }
  }

  public function delete($key)
  {
    $file = $this->getCacheFile($key);
    if (file_exists($file) && !unlink($file)) {
      $this->log(
          'error',
          'File cache delete failed',
          array('key' => $key, 'file' => $file)
      );
      throw new Google_Cache_Exception("Cache file could not be deleted");
    }

    $this->log(
        'debug',
        'File cache delete',
        array('key' => $key, 'file' => $file)
    );
  }

  private function getWriteableCacheFile($file)
  {
    return $this->getCacheFile($file, true);
  }

  private function getCacheFile($file, $forWrite = false)
  {
    return $this->getCacheDir($file, $forWrite) . '/' . md5($file);
  }

  private function getCacheDir($file, $forWrite)
  {
    // use the first 2 characters of the hash as a directory prefix
    // this should prevent slowdowns due to huge directory listings
    // and thus give some basic amount of scalability
    $fileHash = substr(md5($file), 0, 2);
    $processUser = null;
    if (function_exists('posix_geteuid')) {
      $processUser = posix_getpwuid(posix_geteuid())['name'];
    } elseif (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
      $processUser = get_current_user();
    }
    if (empty($processUser)) {
      $this->log(
          'error',
          'Process User get failed'
      );
      throw new Google_Cache_Exception("Could not get process user");
    }
    $userHash = md5($processUser);
    $dirHash = $userHash . DIRECTORY_SEPARATOR . $fileHash;
{'fraction_non_alphanumeric': 0.1405312767780634, 'fraction_numerical': 0.004070265638389032, 'mean_word_length': 2.4865571321882003, 'pattern_counts': {'":': 0, '<': 11, '<?xml version=': 0, '>': 93, 'https://': 0, 'lorem ipsum': 0, 'www.': 2, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '6479778', 'n_tokens_mistral': 2873, 'n_tokens_neox': 2811, 'n_words': 831}