base.php

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<?php

/**
 * Swift Mailer Logging Layer
 * Please read the LICENSE file
 * @copyright Chris Corbyn <[e-mail]>
 * @author Chris Corbyn <[e-mail]>
 * @package Swift_Log
 * @license GNU Lesser General Public License
 */

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

/**
 * The Base Logger class
 * @package Swift_Log
 * @author Chris Corbyn <[e-mail]>
 */
abstract class Swift_Log_Base implements Swift_Log
{
  /**
   * A command type entry
   */
  const COMMAND = ">>";
  /**
   * A response type entry
   */
  const RESPONSE = "<<";
  /**
   * An error type entry
   */
  const ERROR = "!!";
  /**
   * A standard entry
   */
  const NORMAL = "++";
  /**
   * Failed recipients
   * @var array
   */
  protected $failedRecipients = array();
  /**
   * If the logger is running or not
   * @var boolean
   */
  protected $active = false;
  /**
   * The maximum number of log entries
   * @var int
   */
  protected $maxSize = 50;
  
  /**
   * Enable logging
   */
  public function enable()
  {
    $this->active = true;
    $this->add("Enabling logging", self::NORMAL);
  }
  /**
   * Disable logging
   */
  public function disable()
  {
    $this->add("Disabling logging", self::NORMAL);
    $this->active = false;
  }
  /**
   * Check if logging is enabled
   */
  public function isEnabled()
  {
    return $this->active;
  }
  /**
   * Add a failed recipient to the list
   * @param string The address of the recipient
   */
  public function addFailedRecipient($address)
  {
    $this->failedRecipients[$address] = null;
  }
  /**
   * Get the list of failed recipients
   * @return array
   */
  public function getFailedRecipients()
  {
    return array_keys($this->failedRecipients);
  }
  /**
   * Set the maximum size of this log (zero is no limit)
   * @param int The maximum entries
   */
  public function setMaxSize($size)
  {
    $this->maxSize = (int) $size;
  }
  /**
   * Get the current maximum allowed log size
   * @return int
   */
  public function getMaxSize()
  {
    return $this->maxSize;
  }
}