<?php

/*

 * This file is part of SwiftMailer.

 * (c) 2004-2009 Chris Corbyn

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

/**

 * The default email message class.

 * @package Swift

 * @subpackage Mime

 * @author Chris Corbyn

 */

class Swift_Mime_SimpleMessage extends Swift_Mime_MimePart

  implements Swift_Mime_Message

{

  /**

   * Create a new SimpleMessage with $headers, $encoder and $cache.

   * @param Swift_Mime_HeaderSet $headers

   * @param Swift_Mime_ContentEncoder $encoder

   * @param Swift_KeyCache $cache

   * @param Swift_Mime_Grammar $grammar

   * @param string $charset

   */

  public function __construct(Swift_Mime_HeaderSet $headers,

    Swift_Mime_ContentEncoder $encoder, Swift_KeyCache $cache, Swift_Mime_Grammar $grammar, $charset = null)

  {

    parent::__construct($headers, $encoder, $cache, $grammar, $charset);

    $this->getHeaders()->defineOrdering(array(

      'Return-Path',

      'Sender',

      'Message-ID',

      'Date',

      'Subject',

      'From',

      'Reply-To',

      'To',

      'Cc',

      'Bcc',

      'MIME-Version',

      'Content-Type',

      'Content-Transfer-Encoding'

      ));

    $this->getHeaders()->setAlwaysDisplayed(

      array('Date', 'Message-ID', 'From')

      );

    $this->getHeaders()->addTextHeader('MIME-Version', '1.0');

    $this->setDate(time());

    $this->setId($this->getId());

    $this->getHeaders()->addMailboxHeader('From');

  }

  /**

   * Always returns {@link LEVEL_TOP} for a message instance.

   * @return int

   */

  public function getNestingLevel()

  {

    return self::LEVEL_TOP;

  }

  /**

   * Set the subject of this message.

   * @param string $subject

   */

  public function setSubject($subject)

  {

    if (!$this->_setHeaderFieldModel('Subject', $subject))

    {

      $this->getHeaders()->addTextHeader('Subject', $subject);

    }

    return $this;

  }

  /**

   * Get the subject of this message.

   * @return string

   */

  public function getSubject()

  {

    return $this->_getHeaderFieldModel('Subject');

  }

  /**

   * Set the date at which this message was created.

   * @param int $date

   */

  public function setDate($date)

  {

    if (!$this->_setHeaderFieldModel('Date', $date))

    {

      $this->getHeaders()->addDateHeader('Date', $date);

    }

    return $this;

  }

  /**

   * Get the date at which this message was created.

   * @return int

   */

  public function getDate()

  {

    return $this->_getHeaderFieldModel('Date');

  }

  /**

   * Set the return-path (the bounce address) of this message.

   * @param string $address

   */

  public function setReturnPath($address)

  {

    if (!$this->_setHeaderFieldModel('Return-Path', $address))

    {

      $this->getHeaders()->addPathHeader('Return-Path', $address);

    }

    return $this;

  }

  /**

   * Get the return-path (bounce address) of this message.

   * @return string

   */

  public function getReturnPath()

  {

    return $this->_getHeaderFieldModel('Return-Path');

  }

  /**

   * Set the sender of this message.

   * This does not override the From field, but it has a higher significance.

   * @param string $sender

   * @param string $name optional

   */

  public function setSender($address, $name = null)

  {

    if (!is_array($address) && isset($name))

    {

      $address = array($address => $name);

    }

    if (!$this->_setHeaderFieldModel('Sender', (array) $address))

    {

      $this->getHeaders()->addMailboxHeader('Sender', (array) $address);

    }

    return $this;

  }

  /**

   * Get the sender of this message.

   * @return string

   */

  public function getSender()

  {

    return $this->_getHeaderFieldModel('Sender');

  }

  /**

   * Add a From: address to this message.

   * 

   * If $name is passed this name will be associated with the address.

   * 

   * @param string $address

   * @param string $name optional

   */

  public function addFrom($address, $name = null)

  {

    $current = $this->getFrom();

    $current[$address] = $name;

    return $this->setFrom($current);

  }

  /**

   * Set the from address of this message.

   * 

   * You may pass an array of addresses if this message is from multiple people.

   * 

   * If $name is passed and the first parameter is a string, this name will be

   * associated with the address.

   * 

   * @param string $addresses

   * @param string $name optional

   */

  public function setFrom($addresses, $name = null)

  {

    if (!is_array($addresses) && isset($name))

    {

      $addresses = array($addresses => $name);

    }

    if (!$this->_setHeaderFieldModel('From', (array) $addresses))

    {

      $this->getHeaders()->addMailboxHeader('From', (array) $addresses);

    }

    return $this;

  }

  /**

   * Get the from address of this message.

   * 

   * @return string

   */

  public function getFrom()

  {

    return $this->_getHeaderFieldModel('From');

  }

  /**

   * Add a Reply-To: address to this message.

   * 

   * If $name is passed this name will be associated with the address.

   * 

   * @param string $address

   * @param string $name optional

   */

  public function addReplyTo($address, $name = null)

  {

    $current = $this->getReplyTo();

    $current[$address] = $name;

    return $this->setReplyTo($current);

  }

  /**

   * Set the reply-to address of this message.

   * 

   * You may pass an array of addresses if replies will go to multiple people.

   * 

   * If $name is passed and the first parameter is a string, this name will be

   * associated with the address.

   *

   * @param string $addresses

   * @param string $name optional

   */

  public function setReplyTo($addresses, $name = null)

  {

    if (!is_array($addresses) && isset($name))

    {

      $addresses = array($addresses => $name);

    }

    if (!$this->_setHeaderFieldModel('Reply-To', (array) $addresses))

    {

      $this->getHeaders()->addMailboxHeader('Reply-To', (array) $addresses);

    }

    return $this;

  }

  /**

   * Get the reply-to address of this message.

   * 

   * @return string

   */

  public function getReplyTo()

  {

    return $this->_getHeaderFieldModel('Reply-To');

  }

  /**

   * Add a To: address to this message.

   * 

   * If $name is passed this name will be associated with the address.

   * 

   * @param string $address

   * @param string $name optional

   */

  public function addTo($address, $name = null)

  {

    $current = $this->getTo();

    $current[$address] = $name;

    return $this->setTo($current);

  }

  /**

   * Set the to addresses of this message.

   * 

   * If multiple recipients will receive the message and array should be used.

   * 

   * If $name is passed and the first parameter is a string, this name will be

   * associated with the address.

   * 

   * @param array $addresses

   * @param string $name optional

   */

  public function setTo($addresses, $name = null)

  {

    if (!is_array($addresses) && isset($name))

    {

      $addresses = array($addresses => $name);

    }

    if (!$this->_setHeaderFieldModel('To', (array) $addresses))

    {

      $this->getHeaders()->addMailboxHeader('To', (array) $addresses);

    }

    return $this;

  }

  /**

   * Get the To addresses of this message.

   * 

   * @return array

   */

  public function getTo()

  {

    return $this->_getHeaderFieldModel('To');

  }

  /**

   * Add a Cc: address to this message.

   * 

   * If $name is passed this name will be associated with the address.

   * 

   * @param string $address

   * @param string $name optional

   */

  public function addCc($address, $name = null)

  {

    $current = $this->getCc();

    $current[$address] = $name;

    return $this->setCc($current);

  }

  /**

   * Set the Cc addresses of this message.

   * 

   * If $name is passed and the first parameter is a string, this name will be

   * associated with the address.

   *

   * @param array $addresses

   * @param string $name optional

   */

  public function setCc($addresses, $name = null)

  {

    if (!is_array($addresses) && isset($name))

    {

      $addresses = array($addresses => $name);

    }

    if (!$this->_setHeaderFieldModel('Cc', (array) $addresses))

    {

      $this->getHeaders()->addMailboxHeader('Cc', (array) $addresses);

    }

    return $this;

  }

  /**

   * Get the Cc address of this message.

   * 

   * @return array

   */

  public function getCc()

  {

    return $this->_getHeaderFieldModel('Cc');

  }

  /**

   * Add a Bcc: address to this message.

   * 

   * If $name is passed this name will be associated with the address.

   * 

   * @param string $address

   * @param string $name optional

   */

  public function addBcc($address, $name = null)

  {

    $current = $this->getBcc();

    $current[$address] = $name;

    return $this->setBcc($current);

  }

  /**

   * Set the Bcc addresses of this message.

   * 

   * If $name is passed and the first parameter is a string, this name will be

   * associated with the address.

   * 

   * @param array $addresses

   * @param string $name optional

   */

  public function setBcc($addresses, $name = null)

  {

    if (!is_array($addresses) && isset($name))

    {

      $addresses = array($addresses => $name);

    }

    if (!$this->_setHeaderFieldModel('Bcc', (array) $addresses))

    {

      $this->getHeaders()->addMailboxHeader('Bcc', (array) $addresses);

    }

    return $this;

  }

  /**

   * Get the Bcc addresses of this message.

   * 

   * @return array

   */

  public function getBcc()

  {

    return $this->_getHeaderFieldModel('Bcc');

  }

  /**

   * Set the priority of this message.

   * The value is an integer where 1 is the highest priority and 5 is the lowest.

   * @param int $priority

   */

  public function setPriority($priority)

  {

    $priorityMap = array(

      1 => 'Highest',

      2 => 'High',

      3 => 'Normal',

      4 => 'Low',

      5 => 'Lowest'

      );

    $pMapKeys = array_keys($priorityMap);

    if ($priority > max($pMapKeys))

    {

      $priority = max($pMapKeys);

    }

    elseif ($priority < min($pMapKeys))

    {

      $priority = min($pMapKeys);

    }

    if (!$this->_setHeaderFieldModel('X-Priority',

      sprintf('%d (%s)', $priority, $priorityMap[$priority])))

    {

      $this->getHeaders()->addTextHeader('X-Priority',

        sprintf('%d (%s)', $priority, $priorityMap[$priority]));

    }

    return $this;

  }

  /**

   * Get the priority of this message.

   * The returned value is an integer where 1 is the highest priority and 5

   * is the lowest.

   * @return int

   */

  public function getPriority()

  {