<h2>File Contents: /home/planet5/public_html/4xpips.net/Upload/core/includes/swift/Swift/Cache/copy_of_Disk.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/public_html/4xpips.net/Upload/core/includes/swift/Swift/Cache/copy_of_Disk.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php

/**
 * Swift Mailer disk runtime cache
 * Please read the LICENSE file
 * @author Chris Corbyn &lt;chris@w3style.co.uk&gt;
 * @package Swift_Cache
 * @license GNU Lesser General Public License
 */

require_once dirname(__FILE__) . &quot;/../ClassLoader.php&quot;;
Swift_ClassLoader::load(&quot;Swift_Cache&quot;);

$_SWIFT_FILECACHE_SAVE_PATH_ = &quot;/tmp&quot;;

/**
 * Caches data in files on disk - this is the best approach if possible
 * @package Swift_Cache
 * @author Chris Corbyn &lt;chris@w3style.co.uk&gt;
 */
class Swift_Cache_Disk extends Swift_Cache
{
  /**
   * Open file handles
   * @var array
   */
  var $open = array();
  /**
   * The prefix to prepend to files
   * @var string
   */
  var $prefix;
  
  /**
   * Ctor
   */
  function Swift_Cache_Disk()
  {
     $this-&gt;prefix = md5(uniqid(microtime(), true));
     if(PHP_VERSION &lt; 5) register_shutdown_function(array(&amp;$this, &quot;__destruct&quot;));
  }
  /**
   * Set the save path of the disk - this is a global setting and called statically!
   * @param string The path to a writable directory
   */
  function setSavePath($path=&quot;/tmp&quot;)
  {
    $GLOBALS[&quot;_SWIFT_FILECACHE_SAVE_PATH_&quot;] = realpath($path);
  }
  /**
   * Write data to the cache
   * @param string The cache key
   * @param string The data to write
   */
  function write($key, $data)
  {
    $handle = @fopen($GLOBALS[&quot;_SWIFT_FILECACHE_SAVE_PATH_&quot;] . &quot;/&quot; . $this-&gt;prefix . $key, &quot;ab&quot;);
    if (false === $handle || false === fwrite($handle, $data))
    {
      Swift_ClassLoader::load(&quot;Swift_FileException&quot;);
      Swift_ClassLoader::load(&quot;Swift_Errors&quot;);
      Swift_Errors::trigger(new Swift_FileException(&quot;Disk Caching failed.  Tried to write to file at [&quot; .
        $GLOBALS[&quot;_SWIFT_FILECACHE_SAVE_PATH_&quot;] . &quot;/&quot; . $this-&gt;prefix . $key . &quot;] but failed.  Check the permissions, or don&#039;t use disk caching.&quot;));
      return;
    }
    fclose($handle);
  }
  /**
   * Clear the cached data (unlink)
   * @param string The cache key
   */
  function clear($key)
  {
    @unlink($GLOBALS[&quot;_SWIFT_FILECACHE_SAVE_PATH_&quot;] . &quot;/&quot; . $this-&gt;prefix . $key);
  }
  /**
   * Check if data is cached for $key
   * @param string The cache key
   * @return boolean
   */
  function has($key)
  {
    return file_exists($GLOBALS[&quot;_SWIFT_FILECACHE_SAVE_PATH_&quot;] . &quot;/&quot; . $this-&gt;prefix . $key);
  }
  /**
   * Read data from the cache for $key
   * @param string The cache key
   * @param int The number of bytes to read
   * @return string
   */
  function read($key, $size=null)
  {
    if ($size === null) $size = 8190;
    if (!$this-&gt;has($key)) return false;
    
    if (!isset($this-&gt;open[$key]))
    {
      $this-&gt;open[$key] = fopen($GLOBALS[&quot;_SWIFT_FILECACHE_SAVE_PATH_&quot;] . &quot;/&quot; . $this-&gt;prefix . $key, &quot;rb&quot;);
    }
    if (feof($this-&gt;open[$key]))
    {
      fclose($this-&gt;open[$key]);
      unset($this-&gt;open[$key]);
      return false;
    }
    $ret = fread($this-&gt;open[$key], $size);
    if ($ret !== false)
    {
      return $ret;
    }
    else
    {
      fclose($this-&gt;open[$key]);
      unset($this-&gt;open[$key]);
      return false;
    }
  }
  /**
   * Dtor.
   * Clear out cached data at end of script execution or cache destruction
   */
  function __destruct()
  {
    $list = glob($GLOBALS[&quot;_SWIFT_FILECACHE_SAVE_PATH_&quot;] . &quot;/&quot; . $this-&gt;prefix . &quot;*&quot;);
    foreach ((array)$list as $f)
    {
      @unlink($f);
    }
  }
}
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