<?php
/*******************************************************************************
 * Copyright (C) 2007 Easter-eggs
 * https://ldapsaisie.org
 *
 * Author: See AUTHORS file in top-level directory.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version 2
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

******************************************************************************/

/**
 * Handle logging to email (using error_log PHP function with message_type = 1)
 *
 * @author Benjamin Renard <brenard@easter-eggs.com>
 */
class LSlog_email extends LSlog_handler {

  /**
   * The configured email recipient
   * @var string|null
   */
  private $recipient = null;

  /**
   * Defaultly add datetime prefix (enabled/disabled)
   * @see LSlog_handler::__get()
   * @var bool
   */
  protected $default_datetime_prefix = false;

  /**
   * Constructor
   *
   * @param array $config The handler configuration
   *
   * @return void
   **/
  public function __construct($config) {
    parent :: __construct($config);
    $this -> recipient = self :: getConfig('recipient');
    if ($this -> enabled)
      self :: log_trace("$this Enabled");
  }

  /**
   * Return list of details for the string representation of the LSlog_email
   *
   * @return array List of details for the string representation of the LSlog_email
   */
  public function __toStringDetails() {
    return array_merge(
      array("recipient=".$this -> recipient),
      parent :: __toStringDetails()
    );
  }

  /**
   * Log a message
   *
   * @param string $level The message level
   * @param string $message The message
   * @param string|null $logger The logger name (optional, default: null)
   *
   * @return void
   **/
  public function logging($level, $message, $logger=null) {
    if ($this -> recipient)
      error_log(
        $this -> format($level, $message, $logger),
        1,
        $this -> recipient
      );
  }
}