email.php

Cake Framwork , Excellent

			$content = $View->element('email' . DS . 'html' . DS . $this->template, array('content' => $htmlContent), true);
			$View->layoutPath = 'email' . DS . 'html';
			$msg .= $View->renderLayout($content) . $this->_newLine . $this->_newLine;
			$msg .= '--alt-' . $this->__boundary . '--' . $this->_newLine . $this->_newLine;
			return $msg;

		}

		if (!empty($this->attachments)) {
			if ($this->sendAs === 'html') {
				$msg .= $this->_newLine. '--' . $this->__boundary . $this->_newLine;
				$msg .= 'Content-Type: text/html; charset=' . $this->charset . $this->_newLine;
				$msg .= 'Content-Transfer-Encoding: 7bit' . $this->_newLine . $this->_newLine;
			} else {
				$msg .= '--' . $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 . $this->sendAs . DS . $this->template, array('content' => $content), true);
		$View->layoutPath = 'email' . DS . $this->sendAs;
		$msg .= $View->renderLayout($content) . $this->_newLine;
		return $msg;
	}
/**
 * Create unique boundary identifier
 *
 * @access private
 */
	function __createBoundary() {
		$this->__boundary = md5(uniqid(time()));
	}
/**
 * Create emails headers including (but not limited to) from email address, reply to,
 * bcc and cc.
 *
 * @access private
 */
	function __createHeader() {
		$this->__header = '';
		if ($this->delivery == 'smtp') {
			$this->__header = 'To: ' . $this->__formatAddress($this->to) . $this->_newLine;
		}
		$this->__header .= 'From: ' . $this->__formatAddress($this->from) . $this->_newLine;

		if (!empty($this->replyTo)) {
			$this->__header .= 'Reply-To: ' . $this->__formatAddress($this->replyTo) . $this->_newLine;
		}
		if (!empty($this->return)) {
			$this->__header .= 'Return-Path: ' . $this->__formatAddress($this->return) . $this->_newLine;
		}
		if (!empty($this->readReceipt)) {
			$this->__header .= 'Disposition-Notification-To: ' . $this->__formatAddress($this->readReceipt) . $this->_newLine;
		}
		$addresses = null;

		if (!empty($this->cc)) {
			foreach ($this->cc as $cc) {
				$addresses .= ', ' . $this->__formatAddress($cc);
			}
			$this->__header .= 'cc: ' . substr($addresses, 2) . $this->_newLine;
		}
		$addresses = null;

		if (!empty($this->bcc)) {
			foreach ($this->bcc as $bcc) {
				$addresses .= ', ' . $this->__formatAddress($bcc);
			}
			$this->__header .= 'Bcc: ' . substr($addresses, 2) . $this->_newLine;
		}
		if ($this->delivery == 'smtp') {
			$this->__header .= 'Subject: ' . $this->__encode($this->subject) . $this->_newLine;
		}
		$this->__header .= 'X-Mailer: ' . $this->xMailer . $this->_newLine;

		if (!empty($this->headers)) {
			foreach ($this->headers as $key => $val) {
				$this->__header .= 'X-'.$key.': '.$val . $this->_newLine;
			}
		}

		if (!empty($this->attachments)) {
			$this->__createBoundary();
			$this->__header .= 'MIME-Version: 1.0' . $this->_newLine;
			$this->__header .= 'Content-Type: multipart/mixed; boundary="' . $this->__boundary . '"' . $this->_newLine;
			$this->__header .= 'This part of the E-mail should never be seen. If' . $this->_newLine;
			$this->__header .= 'you are reading this, consider upgrading your e-mail' . $this->_newLine;
			$this->__header .= 'client to a MIME-compatible client.' . $this->_newLine;
		} elseif ($this->sendAs === 'text') {
			$this->__header .= 'Content-Type: text/plain; charset=' . $this->charset . $this->_newLine;
		} elseif ($this->sendAs === 'html') {
			$this->__header .= 'Content-Type: text/html; charset=' . $this->charset . $this->_newLine;
		} elseif ($this->sendAs === 'both') {
			$this->__header .= 'Content-Type: multipart/alternative; boundary="alt-' . $this->__boundary . '"' . $this->_newLine . $this->_newLine;
		}

		$this->__header .= 'Content-Transfer-Encoding: 7bit';
	}
/**
 * Format the message by seeing if it has attachments.
 *
 * @param string $message Message to format
 * @access private
 */
	function __formatMessage($message) {
		$this->__message = '';
		if (!empty($this->attachments)) {
			$this->__message .= '--' . $this->__boundary . $this->_newLine;
			$this->__message .= 'Content-Type: text/plain; charset=' . $this->charset . $this->_newLine;
			$this->__message .= 'Content-Transfer-Encoding: 7bit' . $this->_newLine . $this->_newLine;
		}
		$message = $this->__wrap($message);
		$this->__message .= $message . $this->_newLine;
	}
/**
 * Attach files by adding file contents inside boundaries.
 *
 * @access private
 */
	function __attachFiles() {
		$files = array();
		foreach ($this->attachments as $attachment) {
			$file = $this->__findFiles($attachment);
			if (!empty($file)) {
				$files[] = $file;
			}
		}

		foreach ($files as $file) {
			$handle = fopen($file, 'rb');
			$data = fread($handle, filesize($file));
			$data = chunk_split(base64_encode($data)) ;
			fclose($handle);

			$this->__message .= '--' . $this->__boundary . $this->_newLine;
			$this->__message .= 'Content-Type: application/octet-stream' . $this->_newLine;
			$this->__message .= 'Content-Transfer-Encoding: base64' . $this->_newLine;
			$this->__message .= 'Content-Disposition: attachment; filename="' . basename($file) . '"' . $this->_newLine . $this->_newLine;
			$this->__message .= $data . $this->_newLine . $this->_newLine;
		}
	}
/**
 * Find the specified attachment in the list of file paths
 *
 * @param string $attachment Attachment file name to find
 * @return string Path to located file
 * @access private
 */
	function __findFiles($attachment) {
		if (file_exists($attachment)) {
			return $attachment;
		}
		foreach ($this->filePaths as $path) {
			if (file_exists($path . DS . $attachment)) {
				$file = $path . DS . $attachment;
				return $file;
			}
		}
		return null;
	}
/**
 * Wrap the message using EmailComponent::$lineLength
 *
 * @param string $message Message to wrap
 * @return string Wrapped message
 * @access private
 */
	function __wrap($message) {
		$message = $this->__strip($message, true);
		$message = str_replace(array("\r\n","\r"), "\n", $message);
		$lines = explode("\n", $message);
		$formatted = null;

		if ($this->_lineLength !== null) {
			trigger_error('_lineLength cannot be accessed please use lineLength', E_USER_WARNING);
			$this->lineLength = $this->_lineLength;
		}

		foreach ($lines as $line) {
			if(substr($line, 0, 1) == '.') {
				$line = '.' . $line;
			}
			$formatted .= wordwrap($line, $this->lineLength, $this->_newLine, true);
			$formatted .= $this->_newLine;
		}
		return $formatted;
	}
/**
 * Encode the specified string using the current charset
 *
 * @param string $subject String to encode
 * @return string Encoded string
 * @access private
 */
	function __encode($subject) {
		$subject = $this->__strip($subject);

		if (low($this->charset) !== 'iso-8859-15') {
			$start = "=?" . $this->charset . "?B?";
			$end = "?=";
			$spacer = $end . "\n " . $start;

			$length = 75 - strlen($start) - strlen($end);
			$length = $length - ($length % 4);

			$subject = base64_encode($subject);
			$subject = chunk_split($subject, $length, $spacer);
			$spacer = preg_quote($spacer);
			$subject = preg_replace("/" . $spacer . "$/", "", $subject);
			$subject = $start . $subject . $end;
		}
		return $subject;
	}
/**
 * Format a string as an email address
 *
 * @param string $string String representing an email address
 * @return string Email address suitable for email headers or smtp pipe
 * @access private
 */
	function __formatAddress($string, $smtp = false) {
		if (strpos($string, '<') !== false) {
			$value = explode('<', $string);
			if ($smtp) {
				$string = '<' . $value[1];
			} else {
				$string = $this->__encode($value[0]) . ' <' . $value[1];
			}
		}
		return $this->__strip($string);
	}
/**
 * Remove certain elements (such as bcc:, to:, %0a) from given value
 *
 * @param string $value Value to strip
 * @param boolean $message Set to true to indicate main message content
 * @return string Stripped value
 * @access private
 */
	function __strip($value, $message = false) {
		$search = array(
			'/%0a/i', '/%0d/i', '/Content-Type\:/i', '/charset\=/i', '/mime-version\:/i',
			'/multipart\/mixed/i', '/bcc\:.*/i','/to\:.*/i','/cc\:.*/i', '/Content-Transfer-Encoding\:/i',
			'/\\r/i', '/\\n/i'
		);

		if ($message === true) {
			$search = array_slice($search, 0, -2);
		}

		foreach ($search as $key) {
			while (preg_match($key, $value)) {
				$value = preg_replace($key, '', $value);
			}
		}
		return preg_replace($search, '', $value);
	}
/**
 * Wrapper for PHP mail function used for sending out emails
 *
 * @return bool Success
 * @access private
 */
	function __mail() {
		if (ini_get('safe_mode')) {
			return @mail($this->to, $this->__encode($this->subject), $this->__message, $this->__header);
		}
		return @mail($this->to, $this->__encode($this->subject), $this->__message, $this->__header, $this->additionalParams);
	}
/**
 * Sends out email via SMTP
 *
 * @return bool Success
 * @access private
 */
	function __smtp() {
		App::import('Core', array('Socket'));

		$this->__smtpConnection =& new CakeSocket(array_merge(array('protocol'=>'smtp'), $this->smtpOptions));

		if (!$this->__smtpConnection->connect()) {
			$this->smtpError = $this->__smtpConnection->lastError();
			return false;
		} elseif (!$this->__smtpSend(null, '220')) {
			return false;
		}

		if (!$this->__smtpSend('HELO cake', '250')) {
			return false;
		}

		if (isset($this->smtpOptions['username']) && isset($this->smtpOptions['password'])) {
			if (!$this->__smtpSend('AUTH LOGIN', '334')) {
				return false;
			}
			if (!$this->__smtpSend(base64_encode($this->smtpOptions['username']), '334')) {
				return false;
			}
			if (!$this->__smtpSend(base64_encode($this->smtpOptions['password']), '235')) {
				return false;
			}
		}

		if (!$this->__smtpSend('MAIL FROM: ' . $this->__formatAddress($this->from, true))) {
			return false;
		}

		if (!$this->__smtpSend('RCPT TO: ' . $this->__formatAddress($this->to, true))) {
			return false;
		}

		foreach ($this->cc as $cc) {
			if (!$this->__smtpSend('RCPT TO: ' . $this->__formatAddress($cc, true))) {
				return false;
			}
		}
		foreach ($this->bcc as $bcc) {
			if (!$this->__smtpSend('RCPT TO: ' . $this->__formatAddress($bcc, true))) {
				return false;
			}
		}

		if (!$this->__smtpSend('DATA', '354')) {
			return false;
		}

		if (!$this->__smtpSend($this->__header . "\r\n\r\n" . $this->__message . "\r\n\r\n\r\n.")) {
			return false;
		}
		$this->__smtpSend('QUIT', false);

		$this->__smtpConnection->disconnect();
		return true;
	}
/**
 * Private method for sending data to SMTP connection
 *
 * @param string $data data to be sent to SMTP server
 * @param mixed $checkCode code to check for in server response, false to skip
 * @return bool Success
 * @access private
 */
	function __smtpSend($data, $checkCode = '250') {
		if (!is_null($data)) {
			$this->__smtpConnection->write($data . "\r\n");
		}
		if ($checkCode !== false) {
			$response = '';

			while ($str = $this->__smtpConnection->read()) {
				$response .= $str;

				if ($str[3] == ' ') {
					break;
				}
			}

			if (stristr($response, $checkCode) === false) {
				$this->smtpError = $response;
				return false;
			}
		}
		return true;
	}
/**
 * Set as controller flash message a debug message showing current settings in component
 *
 * @return boolean Success
 * @access private
 */
	function __debug() {
		$nl = $this->_newLine;
		$fm = '<pre>';

		if ($this->delivery == 'smtp') {
			$fm .= sprintf('%s %s%s', 'Host:', $this->smtpOptions['host'], $nl);
			$fm .= sprintf('%s %s%s', 'Port:', $this->smtpOptions['port'], $nl);
			$fm .= sprintf('%s %s%s', 'Timeout:', $this->smtpOptions['timeout'], $nl);
		}
		$fm .= sprintf('%s %s%s', 'To:', $this->to, $nl);
		$fm .= sprintf('%s %s%s', 'From:', $this->from, $nl);
		$fm .= sprintf('%s %s%s', 'Subject:', $this->subject, $nl);
		$fm .= sprintf('%s%3$s%3$s%s', 'Header:', $this->__header, $nl);
		$fm .= sprintf('%s%3$s%3$s%s', 'Parameters:', $this->additionalParams, $nl);
		$fm .= sprintf('%s%3$s%3$s%s', 'Message:', $this->__message, $nl);
		$fm .= '</pre>';

		$this->Controller->Session->setFlash($fm, 'default', null, 'email');
		return true;
	}
}
?>