Zend Framework入門教學之Zend_Mail用法範例

<?php
require_once "Zend/Mail.php";
$my_mail = new Zend_Mail();             //创建一个对象
$my_mail->addTo("jiqing9006@126.com","jim");    //添加一个收件人
$my_mail->setSubject("Just a test");        //设置主题
$my_mail->setBodyText("Hello Jim!");        //为邮件设置正文内容
$my_mail->setFrom("706507884@qq.com","jiqing");   //为邮件设置发件人
echo "邮件设置完毕";
echo "<p>";
echo "邮件收件人为：";
$result = $my_mail->getHeaders();
echo $result[&#39;To&#39;][0];
echo "<p>";
echo "邮件主题为：";
echo $my_mail->getSubject();
echo "<p>";
echo "邮件内容为：";
$result = $my_mail->getBodyText();
echo $result->getContent();
echo "<p>";
echo "邮件发件人为：";
echo $my_mail->getFrom();
echo "<p>";
$my_mail->send();

邮件设置完毕
邮件收件人为：jim
邮件主题为：Just a test
邮件内容为：Hello Jim!
邮件发件人为：706507884@qq.com

<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category  Zend
 * @package  Zend_Mail
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license  http://framework.zend.com/license/new-bsd   New BSD License
 * @version  $Id: Mail.php 24593 2012-01-05 20:35:02Z matthew $
 */
/**
 * @see Zend_Mail_Transport_Abstract
 */
require_once &#39;Zend/Mail/Transport/Abstract.php&#39;;
/**
 * @see Zend_Mime
 */
require_once &#39;Zend/Mime.php&#39;;
/**
 * @see Zend_Mime_Message
 */
require_once &#39;Zend/Mime/Message.php&#39;;
/**
 * @see Zend_Mime_Part
 */
require_once &#39;Zend/Mime/Part.php&#39;;
/**
 * Class for sending an email.
 *
 * @category  Zend
 * @package  Zend_Mail
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license  http://framework.zend.com/license/new-bsd   New BSD License
 */
class Zend_Mail extends Zend_Mime_Message
{
  /**#@+
   * @access protected
   */
  /**
   * @var Zend_Mail_Transport_Abstract
   * @static
   */
  protected static $_defaultTransport = null;
  /**
   * @var array
   * @static
   */
  protected static $_defaultFrom;
  /**
   * @var array
   * @static
   */
  protected static $_defaultReplyTo;
  /**
   * Mail character set
   * @var string
   */
  protected $_charset = &#39;iso-8859-1&#39;;
  /**
   * Mail headers
   * @var array
   */
  protected $_headers = array();
  /**
   * Encoding of Mail headers
   * @var string
   */
  protected $_headerEncoding = Zend_Mime::ENCODING_QUOTEDPRINTABLE;
  /**
   * From: address
   * @var string
   */
  protected $_from = null;
  /**
   * To: addresses
   * @var array
   */
  protected $_to = array();
  /**
   * Array of all recipients
   * @var array
   */
  protected $_recipients = array();
  /**
   * Reply-To header
   * @var string
   */
  protected $_replyTo = null;
  /**
   * Return-Path header
   * @var string
   */
  protected $_returnPath = null;
  /**
   * Subject: header
   * @var string
   */
  protected $_subject = null;
  /**
   * Date: header
   * @var string
   */
  protected $_date = null;
  /**
   * Message-ID: header
   * @var string
   */
  protected $_messageId = null;
  /**
   * text/plain MIME part
   * @var false|Zend_Mime_Part
   */
  protected $_bodyText = false;
  /**
   * text/html MIME part
   * @var false|Zend_Mime_Part
   */
  protected $_bodyHtml = false;
  /**
   * MIME boundary string
   * @var string
   */
  protected $_mimeBoundary = null;
  /**
   * Content type of the message
   * @var string
   */
  protected $_type = null;
  /**#@-*/
  /**
   * Flag: whether or not email has attachments
   * @var boolean
   */
  public $hasAttachments = false;
  /**
   * Sets the default mail transport for all following uses of
   * Zend_Mail::send();
   *
   * @todo Allow passing a string to indicate the transport to load
   * @todo Allow passing in optional options for the transport to load
   * @param Zend_Mail_Transport_Abstract $transport
   */
  public static function setDefaultTransport(Zend_Mail_Transport_Abstract $transport)
  {
    self::$_defaultTransport = $transport;
  }
  /**
   * Gets the default mail transport for all following uses of
   * unittests
   *
   * @todo Allow passing a string to indicate the transport to load
   * @todo Allow passing in optional options for the transport to load
   */
  public static function getDefaultTransport()
  {
    return self::$_defaultTransport;
  }
  /**
   * Clear the default transport property
   */
  public static function clearDefaultTransport()
  {
    self::$_defaultTransport = null;
  }
  /**
   * Public constructor
   *
   * @param string $charset
   * @return void
   */
  public function __construct($charset = null)
  {
    if ($charset != null) {
      $this->_charset = $charset;
    }
  }
  /**
   * Return charset string
   *
   * @return string
   */
  public function getCharset()
  {
    return $this->_charset;
  }
  /**
   * Set content type
   *
   * Should only be used for manually setting multipart content types.
   *
   * @param string $type Content type
   * @return Zend_Mail Implements fluent interface
   * @throws Zend_Mail_Exception for types not supported by Zend_Mime
   */
  public function setType($type)
  {
    $allowed = array(
      Zend_Mime::MULTIPART_ALTERNATIVE,
      Zend_Mime::MULTIPART_MIXED,
      Zend_Mime::MULTIPART_RELATED,
    );
    if (!in_array($type, $allowed)) {
      /**
       * @see Zend_Mail_Exception
       */
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(&#39;Invalid content type "&#39; . $type . &#39;"&#39;);
    }
    $this->_type = $type;
    return $this;
  }
  /**
   * Get content type of the message
   *
   * @return string
   */
  public function getType()
  {
    return $this->_type;
  }
  /**
   * Set an arbitrary mime boundary for the message
   *
   * If not set, Zend_Mime will generate one.
   *
   * @param string  $boundary
   * @return Zend_Mail Provides fluent interface
   */
  public function setMimeBoundary($boundary)
  {
    $this->_mimeBoundary = $boundary;
    return $this;
  }
  /**
   * Return the boundary string used for the message
   *
   * @return string
   */
  public function getMimeBoundary()
  {
    return $this->_mimeBoundary;
  }
  /**
   * Return encoding of mail headers
   *
   * @deprecated use {@link getHeaderEncoding()} instead
   * @return string
   */
  public function getEncodingOfHeaders()
  {
    return $this->getHeaderEncoding();
  }
  /**
   * Return the encoding of mail headers
   *
   * Either Zend_Mime::ENCODING_QUOTEDPRINTABLE or Zend_Mime::ENCODING_BASE64
   *
   * @return string
   */
  public function getHeaderEncoding()
  {
    return $this->_headerEncoding;
  }
  /**
   * Set the encoding of mail headers
   *
   * @deprecated Use {@link setHeaderEncoding()} instead.
   * @param string $encoding
   * @return Zend_Mail
   */
  public function setEncodingOfHeaders($encoding)
  {
    return $this->setHeaderEncoding($encoding);
  }
  /**
   * Set the encoding of mail headers
   *
   * @param string $encoding Zend_Mime::ENCODING_QUOTEDPRINTABLE or Zend_Mime::ENCODING_BASE64
   * @return Zend_Mail Provides fluent interface
   */
  public function setHeaderEncoding($encoding)
  {
    $allowed = array(
      Zend_Mime::ENCODING_BASE64,
      Zend_Mime::ENCODING_QUOTEDPRINTABLE
    );
    if (!in_array($encoding, $allowed)) {
      /**
       * @see Zend_Mail_Exception
       */
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(&#39;Invalid encoding "&#39; . $encoding . &#39;"&#39;);
    }
    $this->_headerEncoding = $encoding;
    return $this;
  }
  /**
   * Sets the text body for the message.
   *
   * @param string $txt
   * @param string $charset
   * @param string $encoding
   * @return Zend_Mail Provides fluent interface
  */
  public function setBodyText($txt, $charset = null, $encoding = Zend_Mime::ENCODING_QUOTEDPRINTABLE)
  {
    if ($charset === null) {
      $charset = $this->_charset;
    }
    $mp = new Zend_Mime_Part($txt);
    $mp->encoding = $encoding;
    $mp->type = Zend_Mime::TYPE_TEXT;
    $mp->disposition = Zend_Mime::DISPOSITION_INLINE;
    $mp->charset = $charset;
    $this->_bodyText = $mp;
    return $this;
  }
  /**
   * Return text body Zend_Mime_Part or string
   *
   * @param bool textOnly Whether to return just the body text content or the MIME part; defaults to false, the MIME part
   * @return false|Zend_Mime_Part|string
   */
  public function getBodyText($textOnly = false)
  {
    if ($textOnly && $this->_bodyText) {
      $body = $this->_bodyText;
      return $body->getContent();
    }
    return $this->_bodyText;
  }
  /**
   * Sets the HTML body for the message
   *
   * @param string  $html
   * @param string  $charset
   * @param string  $encoding
   * @return Zend_Mail Provides fluent interface
   */
  public function setBodyHtml($html, $charset = null, $encoding = Zend_Mime::ENCODING_QUOTEDPRINTABLE)
  {
    if ($charset === null) {
      $charset = $this->_charset;
    }
    $mp = new Zend_Mime_Part($html);
    $mp->encoding = $encoding;
    $mp->type = Zend_Mime::TYPE_HTML;
    $mp->disposition = Zend_Mime::DISPOSITION_INLINE;
    $mp->charset = $charset;
    $this->_bodyHtml = $mp;
    return $this;
  }
  /**
   * Return Zend_Mime_Part representing body HTML
   *
   * @param bool $htmlOnly Whether to return the body HTML only, or the MIME part; defaults to false, the MIME part
   * @return false|Zend_Mime_Part|string
   */
  public function getBodyHtml($htmlOnly = false)
  {
    if ($htmlOnly && $this->_bodyHtml) {
      $body = $this->_bodyHtml;
      return $body->getContent();
    }
    return $this->_bodyHtml;
  }
  /**
   * Adds an existing attachment to the mail message
   *
   * @param Zend_Mime_Part $attachment
   * @return Zend_Mail Provides fluent interface
   */
  public function addAttachment(Zend_Mime_Part $attachment)
  {
    $this->addPart($attachment);
    $this->hasAttachments = true;
    return $this;
  }
  /**
   * Creates a Zend_Mime_Part attachment
   *
   * Attachment is automatically added to the mail object after creation. The
   * attachment object is returned to allow for further manipulation.
   *
   * @param string     $body
   * @param string     $mimeType
   * @param string     $disposition
   * @param string     $encoding
   * @param string     $filename OPTIONAL A filename for the attachment
   * @return Zend_Mime_Part Newly created Zend_Mime_Part object (to allow
   * advanced settings)
   */
  public function createAttachment($body,
                   $mimeType  = Zend_Mime::TYPE_OCTETSTREAM,
                   $disposition = Zend_Mime::DISPOSITION_ATTACHMENT,
                   $encoding  = Zend_Mime::ENCODING_BASE64,
                   $filename  = null)
  {
    $mp = new Zend_Mime_Part($body);
    $mp->encoding = $encoding;
    $mp->type = $mimeType;
    $mp->disposition = $disposition;
    $mp->filename = $filename;
    $this->addAttachment($mp);
    return $mp;
  }
  /**
   * Return a count of message parts
   *
   * @return integer
   */
  public function getPartCount()
  {
    return count($this->_parts);
  }
  /**
   * Encode header fields
   *
   * Encodes header content according to RFC1522 if it contains non-printable
   * characters.
   *
   * @param string $value
   * @return string
   */
  protected function _encodeHeader($value)
  {
    if (Zend_Mime::isPrintable($value) === false) {
      if ($this->getHeaderEncoding() === Zend_Mime::ENCODING_QUOTEDPRINTABLE) {
        $value = Zend_Mime::encodeQuotedPrintableHeader($value, $this->getCharset(), Zend_Mime::LINELENGTH, Zend_Mime::LINEEND);
      } else {
        $value = Zend_Mime::encodeBase64Header($value, $this->getCharset(), Zend_Mime::LINELENGTH, Zend_Mime::LINEEND);
      }
    }
    return $value;
  }
  /**
   * Add a header to the message
   *
   * Adds a header to this message. If append is true and the header already
   * exists, raises a flag indicating that the header should be appended.
   *
   * @param string $headerName
   * @param string $value
   * @param bool $append
   */
  protected function _storeHeader($headerName, $value, $append = false)
  {
    if (isset($this->_headers[$headerName])) {
      $this->_headers[$headerName][] = $value;
    } else {
      $this->_headers[$headerName] = array($value);
    }
    if ($append) {
      $this->_headers[$headerName][&#39;append&#39;] = true;
    }
  }
  /**
   * Clear header from the message
   *
   * @param string $headerName
   * @deprecated use public method directly
   */
  protected function _clearHeader($headerName)
  {
    $this->clearHeader($headerName);
  }
  /**
   * Helper function for adding a recipient and the corresponding header
   *
   * @param string $headerName
   * @param string $email
   * @param string $name
   */
  protected function _addRecipientAndHeader($headerName, $email, $name)
  {
    $email = $this->_filterEmail($email);
    $name = $this->_filterName($name);
    // prevent duplicates
    $this->_recipients[$email] = 1;
    $this->_storeHeader($headerName, $this->_formatAddress($email, $name), true);
  }
  /**
   * Adds To-header and recipient, $email can be an array, or a single string address
   *
   * @param string|array $email
   * @param string $name
   * @return Zend_Mail Provides fluent interface
   */
  public function addTo($email, $name=&#39;&#39;)
  {
    if (!is_array($email)) {
      $email = array($name => $email);
    }
    foreach ($email as $n => $recipient) {
      $this->_addRecipientAndHeader(&#39;To&#39;, $recipient, is_int($n) ? &#39;&#39; : $n);
      $this->_to[] = $recipient;
    }
    return $this;
  }
  /**
   * Adds Cc-header and recipient, $email can be an array, or a single string address
   *
   * @param string|array  $email
   * @param string  $name
   * @return Zend_Mail Provides fluent interface
   */
  public function addCc($email, $name=&#39;&#39;)
  {
    if (!is_array($email)) {
      $email = array($name => $email);
    }
    foreach ($email as $n => $recipient) {
      $this->_addRecipientAndHeader(&#39;Cc&#39;, $recipient, is_int($n) ? &#39;&#39; : $n);
    }
    return $this;
  }
  /**
   * Adds Bcc recipient, $email can be an array, or a single string address
   *
   * @param string|array  $email
   * @return Zend_Mail Provides fluent interface
   */
  public function addBcc($email)
  {
    if (!is_array($email)) {
      $email = array($email);
    }
    foreach ($email as $recipient) {
      $this->_addRecipientAndHeader(&#39;Bcc&#39;, $recipient, &#39;&#39;);
    }
    return $this;
  }
  /**
   * Return list of recipient email addresses
   *
   * @return array (of strings)
   */
  public function getRecipients()
  {
    return array_keys($this->_recipients);
  }
  /**
   * Clear header from the message
   *
   * @param string $headerName
   * @return Zend_Mail Provides fluent inter
   */
  public function clearHeader($headerName)
  {
    if (isset($this->_headers[$headerName])){
      unset($this->_headers[$headerName]);
    }
    return $this;
  }
  /**
   * Clears list of recipient email addresses
   *
   * @return Zend_Mail Provides fluent interface
   */
  public function clearRecipients()
  {
    $this->_recipients = array();
    $this->_to = array();
    $this->clearHeader(&#39;To&#39;);
    $this->clearHeader(&#39;Cc&#39;);
    $this->clearHeader(&#39;Bcc&#39;);
    return $this;
  }
  /**
   * Sets From-header and sender of the message
   *
   * @param string  $email
   * @param string  $name
   * @return Zend_Mail Provides fluent interface
   * @throws Zend_Mail_Exception if called subsequent times
   */
  public function setFrom($email, $name = null)
  {
    if (null !== $this->_from) {
      /**
       * @see Zend_Mail_Exception
       */
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(&#39;From Header set twice&#39;);
    }
    $email = $this->_filterEmail($email);
    $name = $this->_filterName($name);
    $this->_from = $email;
    $this->_storeHeader(&#39;From&#39;, $this->_formatAddress($email, $name), true);
    return $this;
  }
  /**
   * Set Reply-To Header
   *
   * @param string $email
   * @param string $name
   * @return Zend_Mail
   * @throws Zend_Mail_Exception if called more than one time
   */
  public function setReplyTo($email, $name = null)
  {
    if (null !== $this->_replyTo) {
      /**
       * @see Zend_Mail_Exception
       */
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(&#39;Reply-To Header set twice&#39;);
    }
    $email = $this->_filterEmail($email);
    $name = $this->_filterName($name);
    $this->_replyTo = $email;
    $this->_storeHeader(&#39;Reply-To&#39;, $this->_formatAddress($email, $name), true);
    return $this;
  }
  /**
   * Returns the sender of the mail
   *
   * @return string
   */
  public function getFrom()
  {
    return $this->_from;
  }
  /**
   * Returns the current Reply-To address of the message
   *
   * @return string|null Reply-To address, null when not set
   */
  public function getReplyTo()
  {
    return $this->_replyTo;
  }
  /**
   * Clears the sender from the mail
   *
   * @return Zend_Mail Provides fluent interface
   */
  public function clearFrom()
  {
    $this->_from = null;
    $this->clearHeader(&#39;From&#39;);
    return $this;
  }
   /**
   * Clears the current Reply-To address from the message
   *
   * @return Zend_Mail Provides fluent interface
   */
  public function clearReplyTo()
  {
    $this->_replyTo = null;
    $this->clearHeader(&#39;Reply-To&#39;);
    return $this;
  }
  /**
   * Sets Default From-email and name of the message
   *
   * @param string        $email
   * @param string  Optional  $name
   * @return void
   */
  public static function setDefaultFrom($email, $name = null)
  {
    self::$_defaultFrom = array(&#39;email&#39; => $email, &#39;name&#39; => $name);
  }
  /**
   * Returns the default sender of the mail
   *
   * @return null|array  Null if none was set.
   */
  public static function getDefaultFrom()
  {
    return self::$_defaultFrom;
  }
  /**
   * Clears the default sender from the mail
   *
   * @return void
   */
  public static function clearDefaultFrom()
  {
    self::$_defaultFrom = null;
  }
  /**
   * Sets From-name and -email based on the defaults
   *
   * @return Zend_Mail Provides fluent interface
   */
  public function setFromToDefaultFrom() {
    $from = self::getDefaultFrom();
    if($from === null) {
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(
        &#39;No default From Address set to use&#39;);
    }
    $this->setFrom($from[&#39;email&#39;], $from[&#39;name&#39;]);
    return $this;
  }
  /**
   * Sets Default ReplyTo-address and -name of the message
   *
   * @param string        $email
   * @param string  Optional  $name
   * @return void
   */
  public static function setDefaultReplyTo($email, $name = null)
  {
    self::$_defaultReplyTo = array(&#39;email&#39; => $email, &#39;name&#39; => $name);
  }
  /**
   * Returns the default Reply-To Address and Name of the mail
   *
   * @return null|array  Null if none was set.
   */
  public static function getDefaultReplyTo()
  {
    return self::$_defaultReplyTo;
  }
  /**
   * Clears the default ReplyTo-address and -name from the mail
   *
   * @return void
   */
  public static function clearDefaultReplyTo()
  {
    self::$_defaultReplyTo = null;
  }
  /**
   * Sets ReplyTo-name and -email based on the defaults
   *
   * @return Zend_Mail Provides fluent interface
   */
  public function setReplyToFromDefault() {
    $replyTo = self::getDefaultReplyTo();
    if($replyTo === null) {
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(
        &#39;No default Reply-To Address set to use&#39;);
    }
    $this->setReplyTo($replyTo[&#39;email&#39;], $replyTo[&#39;name&#39;]);
    return $this;
  }
  /**
   * Sets the Return-Path header of the message
   *
   * @param string  $email
   * @return Zend_Mail Provides fluent interface
   * @throws Zend_Mail_Exception if set multiple times
   */
  public function setReturnPath($email)
  {
    if ($this->_returnPath === null) {
      $email = $this->_filterEmail($email);
      $this->_returnPath = $email;
      $this->_storeHeader(&#39;Return-Path&#39;, $email, false);
    } else {
      /**
       * @see Zend_Mail_Exception
       */
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(&#39;Return-Path Header set twice&#39;);
    }
    return $this;
  }
  /**
   * Returns the current Return-Path address of the message
   *
   * If no Return-Path header is set, returns the value of {@link $_from}.
   *
   * @return string
   */
  public function getReturnPath()
  {
    if (null !== $this->_returnPath) {
      return $this->_returnPath;
    }
    return $this->_from;
  }
  /**
   * Clears the current Return-Path address from the message
   *
   * @return Zend_Mail Provides fluent interface
   */
  public function clearReturnPath()
  {
    $this->_returnPath = null;
    $this->clearHeader(&#39;Return-Path&#39;);
    return $this;
  }
  /**
   * Sets the subject of the message
   *
   * @param  string  $subject
   * @return Zend_Mail Provides fluent interface
   * @throws Zend_Mail_Exception
   */
  public function setSubject($subject)
  {
    if ($this->_subject === null) {
      $subject = $this->_filterOther($subject);
      $this->_subject = $this->_encodeHeader($subject);
      $this->_storeHeader(&#39;Subject&#39;, $this->_subject);
    } else {
      /**
       * @see Zend_Mail_Exception
       */
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(&#39;Subject set twice&#39;);
    }
    return $this;
  }
  /**
   * Returns the encoded subject of the message
   *
   * @return string
   */
  public function getSubject()
  {
    return $this->_subject;
  }
  /**
   * Clears the encoded subject from the message
   *
   * @return Zend_Mail Provides fluent interface
   */
  public function clearSubject()
  {
    $this->_subject = null;
    $this->clearHeader(&#39;Subject&#39;);
    return $this;
  }
  /**
   * Sets Date-header
   *
   * @param timestamp|string|Zend_Date $date
   * @return Zend_Mail Provides fluent interface
   * @throws Zend_Mail_Exception if called subsequent times or wrong date format.
   */
  public function setDate($date = null)
  {
    if ($this->_date === null) {
      if ($date === null) {
        $date = date(&#39;r&#39;);
      } else if (is_int($date)) {
        $date = date(&#39;r&#39;, $date);
      } else if (is_string($date)) {
        $date = strtotime($date);
        if ($date === false || $date < 0) {
          /**
           * @see Zend_Mail_Exception
           */
          require_once &#39;Zend/Mail/Exception.php&#39;;
          throw new Zend_Mail_Exception(&#39;String representations of Date Header must be &#39; .
                         &#39;strtotime()-compatible&#39;);
        }
        $date = date(&#39;r&#39;, $date);
      } else if ($date instanceof Zend_Date) {
        $date = $date->get(Zend_Date::RFC_2822);
      } else {
        /**
         * @see Zend_Mail_Exception
         */
        require_once &#39;Zend/Mail/Exception.php&#39;;
        throw new Zend_Mail_Exception(__METHOD__ . &#39; only accepts UNIX timestamps, Zend_Date objects, &#39; .
                       &#39; and strtotime()-compatible strings&#39;);
      }
      $this->_date = $date;
      $this->_storeHeader(&#39;Date&#39;, $date);
    } else {
      /**
       * @see Zend_Mail_Exception
       */
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(&#39;Date Header set twice&#39;);
    }
    return $this;
  }
  /**
   * Returns the formatted date of the message
   *
   * @return string
   */
  public function getDate()
  {
    return $this->_date;
  }
  /**
   * Clears the formatted date from the message
   *
   * @return Zend_Mail Provides fluent interface
   */
  public function clearDate()
  {
    $this->_date = null;
    $this->clearHeader(&#39;Date&#39;);
    return $this;
  }
  /**
   * Sets the Message-ID of the message
   *
   * @param  boolean|string $id
   * true :Auto
   * false :No set
   * null :No set
   * string:Sets given string (Angle brackets is not necessary)
   * @return Zend_Mail Provides fluent interface
   * @throws Zend_Mail_Exception
   */
  public function setMessageId($id = true)
  {
    if ($id === null || $id === false) {
      return $this;
    } elseif ($id === true) {
      $id = $this->createMessageId();
    }
    if ($this->_messageId === null) {
      $id = $this->_filterOther($id);
      $this->_messageId = $id;
      $this->_storeHeader(&#39;Message-Id&#39;, &#39;<&#39; . $this->_messageId . &#39;>&#39;);
    } else {
      /**
       * @see Zend_Mail_Exception
       */
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(&#39;Message-ID set twice&#39;);
    }
    return $this;
  }
  /**
   * Returns the Message-ID of the message
   *
   * @return string
   */
  public function getMessageId()
  {
    return $this->_messageId;
  }
  /**
   * Clears the Message-ID from the message
   *
   * @return Zend_Mail Provides fluent interface
   */
  public function clearMessageId()
  {
    $this->_messageId = null;
    $this->clearHeader(&#39;Message-Id&#39;);
    return $this;
  }
  /**
   * Creates the Message-ID
   *
   * @return string
   */
  public function createMessageId() {
    $time = time();
    if ($this->_from !== null) {
      $user = $this->_from;
    } elseif (isset($_SERVER[&#39;REMOTE_ADDR&#39;])) {
      $user = $_SERVER[&#39;REMOTE_ADDR&#39;];
    } else {
      $user = getmypid();
    }
    $rand = mt_rand();
    if ($this->_recipients !== array()) {
      $recipient = array_rand($this->_recipients);
    } else {
      $recipient = &#39;unknown&#39;;
    }
    if (isset($_SERVER["SERVER_NAME"])) {
      $hostName = $_SERVER["SERVER_NAME"];
    } else {
      $hostName = php_uname(&#39;n&#39;);
    }
    return sha1($time . $user . $rand . $recipient) . &#39;@&#39; . $hostName;
  }
  /**
   * Add a custom header to the message
   *
   * @param string       $name
   * @param string       $value
   * @param boolean       $append
   * @return Zend_Mail      Provides fluent interface
   * @throws Zend_Mail_Exception on attempts to create standard headers
   */
  public function addHeader($name, $value, $append = false)
  {
    $prohibit = array(&#39;to&#39;, &#39;cc&#39;, &#39;bcc&#39;, &#39;from&#39;, &#39;subject&#39;,
             &#39;reply-to&#39;, &#39;return-path&#39;,
             &#39;date&#39;, &#39;message-id&#39;,
             );
    if (in_array(strtolower($name), $prohibit)) {
      /**
       * @see Zend_Mail_Exception
       */
      require_once &#39;Zend/Mail/Exception.php&#39;;
      throw new Zend_Mail_Exception(&#39;Cannot set standard header from addHeader()&#39;);
    }
    $value = $this->_filterOther($value);
    $value = $this->_encodeHeader($value);
    $this->_storeHeader($name, $value, $append);
    return $this;
  }
  /**
   * Return mail headers
   *
   * @return void
   */
  public function getHeaders()
  {
    return $this->_headers;
  }
  /**
   * Sends this email using the given transport or a previously
   * set DefaultTransport or the internal mail function if no
   * default transport had been set.
   *
   * @param Zend_Mail_Transport_Abstract $transport
   * @return Zend_Mail          Provides fluent interface
   */
  public function send($transport = null)
  {
    if ($transport === null) {
      if (! self::$_defaultTransport instanceof Zend_Mail_Transport_Abstract) {
        require_once &#39;Zend/Mail/Transport/Sendmail.php&#39;;
        $transport = new Zend_Mail_Transport_Sendmail();
      } else {
        $transport = self::$_defaultTransport;
      }
    }
    if ($this->_date === null) {
      $this->setDate();
    }
    if(null === $this->_from && null !== self::getDefaultFrom()) {
      $this->setFromToDefaultFrom();
    }
    if(null === $this->_replyTo && null !== self::getDefaultReplyTo()) {
      $this->setReplyToFromDefault();
    }
    $transport->send($this);
    return $this;
  }
  /**
   * Filter of email data
   *
   * @param string $email
   * @return string
   */
  protected function _filterEmail($email)
  {
    $rule = array("\r" => &#39;&#39;,
           "\n" => &#39;&#39;,
           "\t" => &#39;&#39;,
           &#39;"&#39; => &#39;&#39;,
           &#39;,&#39; => &#39;&#39;,
           &#39;<&#39; => &#39;&#39;,
           &#39;>&#39; => &#39;&#39;,
    );
    return strtr($email, $rule);
  }
  /**
   * Filter of name data
   *
   * @param string $name
   * @return string
   */
  protected function _filterName($name)
  {
    $rule = array("\r" => &#39;&#39;,
           "\n" => &#39;&#39;,
           "\t" => &#39;&#39;,
           &#39;"&#39; => "&#39;",
           &#39;<&#39; => &#39;[&#39;,
           &#39;>&#39; => &#39;]&#39;,
    );
    return trim(strtr($name, $rule));
  }
  /**
   * Filter of other data
   *
   * @param string $data
   * @return string
   */
  protected function _filterOther($data)
  {
    $rule = array("\r" => &#39;&#39;,
           "\n" => &#39;&#39;,
           "\t" => &#39;&#39;,
    );
    return strtr($data, $rule);
  }
  /**
   * Formats e-mail address
   *
   * @param string $email
   * @param string $name
   * @return string
   */
  protected function _formatAddress($email, $name)
  {
    if ($name === &#39;&#39; || $name === null || $name === $email) {
      return $email;
    } else {
      $encodedName = $this->_encodeHeader($name);
      if ($encodedName === $name && strcspn($name, &#39;()<>[]:;@\\,&#39;) != strlen($name)) {
        $format = &#39;"%s" <%s>&#39;;
      } else {
        $format = &#39;%s <%s>&#39;;
      }
      return sprintf($format, $encodedName, $email);
    }
  }
}