<?php
/**
 * Swift Mailer File Logger
 * Please read the LICENSE file
 * @copyright Anton Paramonov <paramonovav@gmail.com>
 * @author Anton Paramonov <paramonovav@gmail.com>
 * @package Swift_Log
 * @license GNU Lesser General Public License
 */

require_once dirname(__FILE__) . "/../ClassLoader.php";
Swift_ClassLoader::load("Swift_Log");

/**
 * The File Logger class
 * @package Swift_Log
 * @author Anton Paramonov <paramonovav@gmail.com>
 */
class Swift_Log_FileLog extends Swift_Log
{
  /**
   * Lines in the log
   * @var array
   */
  protected $entries = array();

  /**
   * Open file pointer
   * @var resource
   */
  protected $fl = null;

  /**
   * Init
   * @var string File path where to be save log files
   */
  public function __construct($filepath = '')
  {
      if (empty($filepath))
      {
        throw new Exception("Filepath is empty", 1);
      }

      if (!is_dir($filepath))
      {
        mkdir($filepath, 0777, TRUE);
      }

      $this-> fl = fopen($filepath.'/'.date('Y-m-d').'.swift.log', 'a');
  }

  /**
   * Add a log entry
   * @param string The text for this entry
   * @param string The label for the type of entry
   */
  public function add($text, $type = self::NORMAL)
  {
    $this->entries[] = $type . " " . $text;

    if ($this->getMaxSize() > 0)
    {
      $this->entries = array_slice($this->entries, (-1 * $this->getMaxSize()));
    }

    fwrite($this-> fl, '['.date('Y-m-d H:i:s') .'] - '. $type . " " . $text."\r\n");
  }

  /**
   * Dump the contents of the log to the browser.
   * @param boolean True if the string should be returned rather than output.
   */
  public function dump($return_only=false)
  {
    $ret = implode("\n", $this->entries);
    if (!$return_only) echo $ret;
    else return $ret;
  }

  /**
   * Empty the log
   */
  public function clear()
  {
    $this->failedRecipients = null;
    $this->failedRecipients = array();
    $this->entries = null;
    $this->entries = array();
  }

  public function __destruct()
  {
    $this-> clear();
    fclose($this-> fl);
  }
}