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<?php

/*
 A Mime part in Swift Mailer.
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.
 
 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, see <http://www.gnu.org/licenses/>.
 
 */

//@require 'Swift/Mime/SimpleMimeEntity.php';
//@require 'Swift/Mime/ContentEncoder.php';
//@require 'Swift/Mime/HeaderSet.php';
//@require 'Swift/KeyCache.php';

/**
 * A MIME part, in a multipart message.
 * 
 * @author Chris Corbyn
 */
class Swift_Mime_MimePart extends Swift_Mime_SimpleMimeEntity
{
    /** The format parameter last specified by the user */
  protected $_userFormat;

/** The charset last specified by the user */
  protected $_userCharset;

/** The delsp parameter last specified by the user */
  protected $_userDelSp;

/** The nesting level of this MimePart */
  private $_nestingLevel = self::LEVEL_ALTERNATIVE;

/**
   * Create a new MimePart with $headers, $encoder and $cache.
   * 
   * @param Swift_Mime_HeaderSet $headers
   * @param Swift_Mime_ContentEncoder $encoder
   * @param Swift_KeyCache $cache
   * @param string $charset
   */
  public function __construct(Swift_Mime_HeaderSet $headers,
    Swift_Mime_ContentEncoder $encoder, Swift_KeyCache $cache, $charset = null)
  {
      parent::__construct($headers, $encoder, $cache);
      $this->setContentType('text/plain');
      if (!is_null($charset)) {
          $this->setCharset($charset);
      }
  }

/**
   * Set the body of this entity, either as a string, or as an instance of
   * {@link Swift_OutputByteStream}.
   * 
   * @param mixed $body
   * @param string $contentType optional
   * @param string $charset optional
   */
  public function setBody($body, $contentType = null, $charset = null)
  {
      parent::setBody($body, $contentType);
      if (isset($charset)) {
          $this->setCharset($charset);
      }

return $this;
  }

/**
   * Get the character set of this entity.
   * 
   * @return string
   */
  public function getCharset()
  {
      return $this->_getHeaderParameter('Content-Type', 'charset');
  }

/**
   * Set the character set of this entity.
   * 
   * @param string $charset
   */
  public function setCharset($charset)
  {
      $this->_setHeaderParameter('Content-Type', 'charset', $charset);
      if ($charset !== $this->_userCharset) {
          $this->_clearCache();
      }
      $this->_userCharset = $charset;
      parent::charsetChanged($charset);

return $this;
  }

/**
   * Get the format of this entity (i.e. flowed or fixed).
   * 
   * @return string
   */
  public function getFormat()
  {
      return $this->_getHeaderParameter('Content-Type', 'format');
  }

/**
   * Set the format of this entity (flowed or fixed).
   * 
   * @param string $format
   */
  public function setFormat($format)
  {
      $this->_setHeaderParameter('Content-Type', 'format', $format);
      $this->_userFormat = $format;

return $this;
  }

/**
   * Test if delsp is being used for this entity.
   * 
   * @return bool
   */
  public function getDelSp()
  {
      return ($this->_getHeaderParameter('Content-Type', 'delsp') == 'yes')
      ? true
      : false;
  }

/**
   * Turn delsp on or off for this entity.
   * 
   * @param bool $delsp
   */
  public function setDelSp($delsp = true)
  {
      $this->_setHeaderParameter('Content-Type', 'delsp', $delsp ? 'yes' : null);
      $this->_userDelSp = $delsp;

return $this;
  }

/**
   * Get the nesting level of this entity.
   * 
   * @return int
   *
   * @see LEVEL_TOP, LEVEL_ALTERNATIVE, LEVEL_MIXED, LEVEL_RELATED
   */
  public function getNestingLevel()
  {
      return $this->_nestingLevel;
  }

/**
   * Receive notification that the charset has changed on this document, or a
   * parent document.
   * 
   * @param string $charset
   */
  public function charsetChanged($charset)
  {
      $this->setCharset($charset);
  }

// -- Protected methods

/** Fix the content-type and encoding of this entity */
  protected function _fixHeaders()
  {
      parent::_fixHeaders();
      if (count($this->getChildren())) {
          $this->_setHeaderParameter('Content-Type', 'charset', null);
          $this->_setHeaderParameter('Content-Type', 'format', null);
          $this->_setHeaderParameter('Content-Type', 'delsp', null);
      } else {
          $this->setCharset($this->_userCharset);
          $this->setFormat($this->_userFormat);
          $this->setDelSp($this->_userDelSp);
      }
  }

/** Set the nesting level of this entity */
  protected function _setNestingLevel($level)
  {
      $this->_nestingLevel = $level;
  }
}

[+] ..
[-] SimpleHeaderSet.php [edit]
[-] HeaderEncoder.php [edit]
[+] HeaderEncoder
[-] Message.php [edit]
[-] CharsetObserver.php [edit]
[-] SimpleMessage.php [edit]
[-] Attachment.php [edit]
[-] HeaderFactory.php [edit]
[-] SimpleHeaderFactory.php [edit]
[+] Headers
[-] MimePart.php [edit]
[-] Header.php [edit]
[-] ParameterizedHeader.php [edit]
[-] HeaderSet.php [edit]
[-] ContentEncoder.php [edit]
[-] EmbeddedFile.php [edit]
[+] ContentEncoder
[-] SimpleMimeEntity.php [edit]
[-] MimeEntity.php [edit]
[-] EncodingObserver.php [edit]