email.php

Cake Framwork , Excellent

<?php
/* SVN FILE: $Id: email.php 7118 2008-06-04 20:49:29Z gwoo $ */
/**
 * Short description for file.
 *
 * Long description for file
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) :  Rapid Development Framework <http://www.cakephp.org/>
 * Copyright 2005-2008, Cake Software Foundation, Inc.
 *						1785 E. Sahara Avenue, Suite 490-204
 *						Las Vegas, Nevada 89104
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @filesource
 * @copyright		Copyright 2005-2008, Cake Software Foundation, Inc.
 * @link			http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
 * @package			cake
 * @subpackage		cake.cake.libs.controller.components
 * @since			CakePHP(tm) v 1.2.0.3467
 * @version			$Revision: 7118 $
 * @modifiedby		$LastChangedBy: gwoo $
 * @lastmodified	$Date: 2008-06-04 13:49:29 -0700 (Wed, 04 Jun 2008) $
 * @license			http://www.opensource.org/licenses/mit-license.php The MIT License
 */
/**
 * EmailComponent
 *
 * This component is used for handling Internet Message Format based
 * based on the standard outlined in http://www.rfc-editor.org/rfc/rfc2822.txt
 *
 * @package		cake
 * @subpackage	cake.cake.libs.controller.components
 *
 */
class EmailComponent extends Object{
/**
 * Recipient of the email
 *
 * @var string
 * @access public
 */
	var $to = null;
/**
 * The mail which the email is sent from
 *
 * @var string
 * @access public
 */
	var $from = null;
/**
 * The email the recipient will reply to
 *
 * @var string
 * @access public
 */
	var $replyTo = null;
/**
 * The read receipt email
 *
 * @var string
 * @access public
 */
	var $readReceipt = null;
/**
 * The mail that will be used in case of any errors like
 * - Remote mailserver down
 * - Remote user has exceeded his quota
 * - Unknown user
 *
 * @var string
 * @access public
 */
	var $return = null;
/**
 * Carbon Copy
 *
 * List of email's that should receive a copy of the email.
 * The Recipient WILL be able to see this list
 *
 * @var array
 * @access public
 */
	var $cc = array();
/**
 * Blind Carbon Copy
 *
 * List of email's that should receive a copy of the email.
 * The Recipient WILL NOT be able to see this list
 *
 * @var array
 * @access public
 */
	var $bcc = array();
/**
 * The subject of the email
 *
 * @var string
 * @access public
 */
	var $subject = null;
/**
 * Associative array of a user defined headers
 * Keys will be prefixed 'X-' as per RFC2822 Section 4.7.5
 *
 * @var array
 * @access public
 */
	var $headers = array();
/**
 * List of additional headers
 *
 * These will NOT be used if you are using safemode and mail()
 *
 * @var string
 * @access public
 */
	var $additionalParams = null;
/**
 * Layout for the View
 *
 * @var string
 * @access public
 */
	var $layout = 'default';
/**
 * Template for the view
 *
 * @var string
 * @access public
 */
	var $template = null;
/**
 * as per RFC2822 Section 2.1.1
 *
 * @var integer
 * @access public
 */
	var $lineLength = 70;
/**
 * @deprecated see lineLength
 */
	var $_lineLength = null;
/**
 * What format should the email be sent in
 *
 * Supported formats:
 * - text
 * - html
 * - both
 *
 * @var string
 * @access public
 */
	var $sendAs = 'text';
/**
 * What method should the email be sent by
 *
 * Supported methods:
 * - mail
 * - smtp
 * - debug
 *
 * @var string
 * @access public
 */
	var $delivery = 'mail';
/**
 * charset the email is sent in
 *
 * @var string
 * @access public
 */
	var $charset = 'utf-8';
/**
 * List of files that should be attached to the email.
 *
 * Can be both absolute and relative paths
 *
 * @var array
 * @access public
 */
	var $attachments = array();
/**
 * What mailer should EmailComponent identify itself as
 *
 * @var string
 * @access public
 */
	var $xMailer = 'CakePHP Email Component';
/**
 * The list of paths to search if an attachment isnt absolute
 *
 * @var array
 * @access public
 */
	var $filePaths = array();
/**
 * List of options to use for smtp mail method
 *
 * Options is:
 * - port
 * - host
 * - timeout
 * - username
 * - password
 *
 * @var array
 * @access public
 */
	var $smtpOptions = array(
		'port'=> 25, 'host' => 'localhost', 'timeout' => 30
	);
/**
 * Placeholder for any errors that might happen with the
 * smtp mail methods
 *
 * @var string
 * @access public
 */
	var $smtpError = null;
/**
 * If set to true, the mail method will be auto-set to 'debug'
 *
 * @var string
 * @access protected
 */
	var $_debug = false;
/**
 * Enter description here...
 *
 * @var string
 * @access protected
 */
	var $_error = false;
/**
 * New lines char
 *
 * @var string
 * @access protected
 */
	var $_newLine = "\r\n";
/**
 * Enter description here...
 *
 * @var string
 * @access private
 */
	var $__header = null;
/**
 * Enter description here...
 *
 * @var string
 * @access private
 */
	var $__boundary = null;
/**
 * Enter description here...
 *
 * @var string
 * @access private
 */
	var $__message = null;
/**
 * Variable that holds SMTP connection
 *
 * @var resource
 * @access private
 */
	var $__smtpConnection = null;
/**
 * Startup component
 *
 * @param object $controller Instantiating controller
 * @access public
 */
	function startup(&$controller) {
		$this->Controller =& $controller;
		if (Configure::read('App.encoding') !== null) {
			$this->charset = Configure::read('App.encoding');
		}
	}
/**
 * Send an email using the specified content, template and layout
 *
 * @param mixed $content Either an array of text lines, or a string with contents
 * @param string $template Template to use when sending email
 * @param string $layout Layout to use to enclose email body
 * @return boolean Success
 * @access public
 */
	function send($content = null, $template = null, $layout = null) {
		$this->__createHeader();

		if ($template) {
			$this->template = $template;
		}

		if ($layout) {
			$this->layout = $layout;
		}

		if (is_array($content)) {
			$message = null;
			foreach ($content as $key => $value) {
				$message .= $value . $this->_newLine;
			}
		} else {
			$message = $content;
		}

		if ($template === null && $this->template === null) {
			$this->__formatMessage($message);
		} else {
			$message = $this->__wrap($message);
			$this->__message = $this->__renderTemplate($message);
		}

		if (!empty($this->attachments)) {
			$this->__attachFiles();
		}

		if (!is_null($this->__boundary)) {
			$this->__message .= $this->_newLine .'--' . $this->__boundary . '--' . $this->_newLine . $this->_newLine;
		}

		if ($this->_debug) {
			return $this->__debug();
		}
		$__method = '__'.$this->delivery;
		return $this->$__method();
	}
/**
 * Reset all EmailComponent internal variables to be able to send out a new email.
 *
 * @access public
 */
	function reset() {
		$this->template = null;
		$this->to = null;
		$this->from = null;
		$this->replyTo = null;
		$this->return = null;
		$this->cc = array();
		$this->bcc = array();
		$this->subject = null;
		$this->additionalParams = null;
		$this->__header = null;
		$this->__boundary = null;
		$this->__message = null;
	}
/**
 * Render the contents using the current layout and template.
 *
 * @param string $content Content to render
 * @return string Email ready to be sent
 * @access private
 */
	function __renderTemplate($content) {
		$viewClass = $this->Controller->view;

		if ($viewClass != 'View') {
			if (strpos($viewClass, '.') !== false) {
				list($plugin, $viewClass) = explode('.', $viewClass);
			}
			$viewClass = $viewClass . 'View';
			App::import('View', $this->Controller->view);
		}
		$View = new $viewClass($this->Controller, false);
		$View->layout = $this->layout;
		$msg = null;

		if ($this->sendAs === 'both') {
			$htmlContent = $content;
			if (!empty($this->attachments)) {
				$msg .= '--' . $this->__boundary . $this->_newLine;
				$msg .= 'Content-Type: multipart/alternative; boundary="alt-' . $this->__boundary . '"' . $this->_newLine . $this->_newLine;
			}
			$msg .= '--alt-' . $this->__boundary . $this->_newLine;
			$msg .= 'Content-Type: text/plain; charset=' . $this->charset . $this->_newLine;
			$msg .= 'Content-Transfer-Encoding: 7bit' . $this->_newLine . $this->_newLine;

			$content = $View->element('email' . DS . 'text' . DS . $this->template, array('content' => $content), true);
			$View->layoutPath = 'email' . DS . 'text';
			$msg .= $View->renderLayout($content) . $this->_newLine;

			$msg .= $this->_newLine. '--alt-' . $this->__boundary . $this->_newLine;
			$msg .= 'Content-Type: text/html; charset=' . $this->charset . $this->_newLine;
			$msg .= 'Content-Transfer-Encoding: 7bit' . $this->_newLine . $this->_newLine;