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<?php
2 
/**
3 
 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
4 
 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
5 
 *
6 
 * Licensed under The MIT License
7 
 * For full copyright and license information, please see the LICENSE.txt
8 
 * Redistributions of files must retain the above copyright notice.
9 
 *
10 
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
11 
 * @link          http://cakephp.org CakePHP(tm) Project
12 
 * @package       Cake.Network.Email
13 
 * @since         CakePHP(tm) v 2.0.0
14 
 * @license       http://www.opensource.org/licenses/mit-license.php MIT License
15 
 */
16 
 
17 
App::uses('Multibyte', 'I18n');
18 
App::uses('AbstractTransport', 'Network/Email');
19 
App::uses('File', 'Utility');
20 
App::uses('String', 'Utility');
21 
App::uses('View', 'View');
22 
 
23 
/**
24 
 * CakePHP email class.
25 
 *
26 
 * This class is used for handling Internet Message Format based
27 
 * based on the standard outlined in http://www.rfc-editor.org/rfc/rfc2822.txt
28 
 *
29 
 * @package       Cake.Network.Email
30 
 */
31 
class CakeEmail {
32 
 
33 
/**
34 
 * Default X-Mailer
35 
 *
36 
 * @var string
37 
 */
38 
	const EMAIL_CLIENT = 'CakePHP Email';
39 
 
40 
/**
41 
 * Line length - no should more - RFC 2822 - 2.1.1
42 
 *
43 
 * @var int
44 
 */
45 
	const LINE_LENGTH_SHOULD = 78;
46 
 
47 
/**
48 
 * Line length - no must more - RFC 2822 - 2.1.1
49 
 *
50 
 * @var int
51 
 */
52 
	const LINE_LENGTH_MUST = 998;
53 
 
54 
/**
55 
 * Type of message - HTML
56 
 *
57 
 * @var string
58 
 */
59 
	const MESSAGE_HTML = 'html';
60 
 
61 
/**
62 
 * Type of message - TEXT
63 
 *
64 
 * @var string
65 
 */
66 
	const MESSAGE_TEXT = 'text';
67 
 
68 
/**
69 
 * Holds the regex pattern for email validation
70 
 *
71 
 * @var string
72 
 */
73 
	const EMAIL_PATTERN = '/^((?:[\p{L}0-9.!#$%&\'*+\/=?^_`{|}~-]+)*@[\p{L}0-9-.]+)$/ui';
74 
 
75 
/**
76 
 * Recipient of the email
77 
 *
78 
 * @var array
79 
 */
80 
	protected $_to = array();
81 
 
82 
/**
83 
 * The mail which the email is sent from
84 
 *
85 
 * @var array
86 
 */
87 
	protected $_from = array();
88 
 
89 
/**
90 
 * The sender email
91 
 *
92 
 * @var array
93 
 */
94 
	protected $_sender = array();
95 
 
96 
/**
97 
 * The email the recipient will reply to
98 
 *
99 
 * @var array
100 
 */
101 
	protected $_replyTo = array();
102 
 
103 
/**
104 
 * The read receipt email
105 
 *
106 
 * @var array
107 
 */
108 
	protected $_readReceipt = array();
109 
 
110 
/**
111 
 * The mail that will be used in case of any errors like
112 
 * - Remote mailserver down
113 
 * - Remote user has exceeded his quota
114 
 * - Unknown user
115 
 *
116 
 * @var array
117 
 */
118 
	protected $_returnPath = array();
119 
 
120 
/**
121 
 * Carbon Copy
122 
 *
123 
 * List of email's that should receive a copy of the email.
124 
 * The Recipient WILL be able to see this list
125 
 *
126 
 * @var array
127 
 */
128 
	protected $_cc = array();
129 
 
130 
/**
131 
 * Blind Carbon Copy
132 
 *
133 
 * List of email's that should receive a copy of the email.
134 
 * The Recipient WILL NOT be able to see this list
135 
 *
136 
 * @var array
137 
 */
138 
	protected $_bcc = array();
139 
 
140 
/**
141 
 * Message ID
142 
 *
143 
 * @var bool|string
144 
 */
145 
	protected $_messageId = true;
146 
 
147 
/**
148 
 * Domain for messageId generation.
149 
 * Needs to be manually set for CLI mailing as env('HTTP_HOST') is empty
150 
 *
151 
 * @var string
152 
 */
153 
	protected $_domain = null;
154 
 
155 
/**
156 
 * The subject of the email
157 
 *
158 
 * @var string
159 
 */
160 
	protected $_subject = '';
161 
 
162 
/**
163 
 * Associative array of a user defined headers
164 
 * Keys will be prefixed 'X-' as per RFC2822 Section 4.7.5
165 
 *
166 
 * @var array
167 
 */
168 
	protected $_headers = array();
169 
 
170 
/**
171 
 * Layout for the View
172 
 *
173 
 * @var string
174 
 */
175 
	protected $_layout = 'default';
176 
 
177 
/**
178 
 * Template for the view
179 
 *
180 
 * @var string
181 
 */
182 
	protected $_template = '';
183 
 
184 
/**
185 
 * View for render
186 
 *
187 
 * @var string
188 
 */
189 
	protected $_viewRender = 'View';
190 
 
191 
/**
192 
 * Vars to sent to render
193 
 *
194 
 * @var array
195 
 */
196 
	protected $_viewVars = array();
197 
 
198 
/**
199 
 * Theme for the View
200 
 *
201 
 * @var array
202 
 */
203 
	protected $_theme = null;
204 
 
205 
/**
206 
 * Helpers to be used in the render
207 
 *
208 
 * @var array
209 
 */
210 
	protected $_helpers = array('Html');
211 
 
212 
/**
213 
 * Text message
214 
 *
215 
 * @var string
216 
 */
217 
	protected $_textMessage = '';
218 
 
219 
/**
220 
 * Html message
221 
 *
222 
 * @var string
223 
 */
224 
	protected $_htmlMessage = '';
225 
 
226 
/**
227 
 * Final message to send
228 
 *
229 
 * @var array
230 
 */
231 
	protected $_message = array();
232 
 
233 
/**
234 
 * Available formats to be sent.
235 
 *
236 
 * @var array
237 
 */
238 
	protected $_emailFormatAvailable = array('text', 'html', 'both');
239 
 
240 
/**
241 
 * What format should the email be sent in
242 
 *
243 
 * @var string
244 
 */
245 
	protected $_emailFormat = 'text';
246 
 
247 
/**
248 
 * What method should the email be sent
249 
 *
250 
 * @var string
251 
 */
252 
	protected $_transportName = 'Mail';
253 
 
254 
/**
255 
 * Instance of transport class
256 
 *
257 
 * @var AbstractTransport
258 
 */
259 
	protected $_transportClass = null;
260 
 
261 
/**
262 
 * Charset the email body is sent in
263 
 *
264 
 * @var string
265 
 */
266 
	public $charset = 'utf-8';
267 
 
268 
/**
269 
 * Charset the email header is sent in
270 
 * If null, the $charset property will be used as default
271 
 *
272 
 * @var string
273 
 */
274 
	public $headerCharset = null;
275 
 
276 
/**
277 
 * The application wide charset, used to encode headers and body
278 
 *
279 
 * @var string
280 
 */
281 
	protected $_appCharset = null;
282 
 
283 
/**
284 
 * List of files that should be attached to the email.
285 
 *
286 
 * Only absolute paths
287 
 *
288 
 * @var array
289 
 */
290 
	protected $_attachments = array();
291 
 
292 
/**
293 
 * If set, boundary to use for multipart mime messages
294 
 *
295 
 * @var string
296 
 */
297 
	protected $_boundary = null;
298 
 
299 
/**
300 
 * Configuration to transport
301 
 *
302 
 * @var string|array
303 
 */
304 
	protected $_config = array();
305 
 
306 
/**
307 
 * 8Bit character sets
308 
 *
309 
 * @var array
310 
 */
311 
	protected $_charset8bit = array('UTF-8', 'SHIFT_JIS');
312 
 
313 
/**
314 
 * Define Content-Type charset name
315 
 *
316 
 * @var array
317 
 */
318 
	protected $_contentTypeCharset = array(
319 
		'ISO-2022-JP-MS' => 'ISO-2022-JP'
320 
	);
321 
 
322 
/**
323 
 * Regex for email validation
324 
 *
325 
 * If null, filter_var() will be used. Use the emailPattern() method
326 
 * to set a custom pattern.'
327 
 *
328 
 * @var string
329 
 */
330 
	protected $_emailPattern = self::EMAIL_PATTERN;
331 
 
332 
/**
333 
 * The class name used for email configuration.
334 
 *
335 
 * @var string
336 
 */
337 
	protected $_configClass = 'EmailConfig';
338 
 
339 
/**
340 
 * Constructor
341 
 *
342 
 * @param array|string $config Array of configs, or string to load configs from email.php
343 
 */
344 
	public function __construct($config = null) {
345 
		$this->_appCharset = Configure::read('App.encoding');
346 
		if ($this->_appCharset !== null) {
347 
			$this->charset = $this->_appCharset;
348 
		}
349 
		$this->_domain = preg_replace('/\:\d+$/', '', env('HTTP_HOST'));
350 
		if (empty($this->_domain)) {
351 
			$this->_domain = php_uname('n');
352 
		}
353 
 
354 
		if ($config) {
355 
			$this->config($config);
356 
		}
357 
		if (empty($this->headerCharset)) {
358 
			$this->headerCharset = $this->charset;
359 
		}
360 
	}
361 
 
362 
/**
363 
 * From
364 
 *
365 
 * @param string|array $email Null to get, String with email,
366 
 *   Array with email as key, name as value or email as value (without name)
367 
 * @param string $name Name
368 
 * @return array|CakeEmail
369 
 * @throws SocketException
370 
 */
371 
	public function from($email = null, $name = null) {
372 
		if ($email === null) {
373 
			return $this->_from;
374 
		}
375 
		return $this->_setEmailSingle('_from', $email, $name, __d('cake_dev', 'From requires only 1 email address.'));
376 
	}
377 
 
378 
/**
379 
 * Sender
380 
 *
381 
 * @param string|array $email Null to get, String with email,
382 
 *   Array with email as key, name as value or email as value (without name)
383 
 * @param string $name Name
384 
 * @return array|CakeEmail
385 
 * @throws SocketException
386 
 */
387 
	public function sender($email = null, $name = null) {
388 
		if ($email === null) {
389 
			return $this->_sender;
390 
		}
391 
		return $this->_setEmailSingle('_sender', $email, $name, __d('cake_dev', 'Sender requires only 1 email address.'));
392 
	}
393 
 
394 
/**
395 
 * Reply-To
396 
 *
397 
 * @param string|array $email Null to get, String with email,
398 
 *   Array with email as key, name as value or email as value (without name)
399 
 * @param string $name Name
400 
 * @return array|CakeEmail
401 
 * @throws SocketException
402 
 */
403 
	public function replyTo($email = null, $name = null) {
404 
		if ($email === null) {
405 
			return $this->_replyTo;
406 
		}
407 
		return $this->_setEmailSingle('_replyTo', $email, $name, __d('cake_dev', 'Reply-To requires only 1 email address.'));
408 
	}
409 
 
410 
/**
411 
 * Read Receipt (Disposition-Notification-To header)
412 
 *
413 
 * @param string|array $email Null to get, String with email,
414 
 *   Array with email as key, name as value or email as value (without name)
415 
 * @param string $name Name
416 
 * @return array|CakeEmail
417 
 * @throws SocketException
418 
 */
419 
	public function readReceipt($email = null, $name = null) {
420 
		if ($email === null) {
421 
			return $this->_readReceipt;
422 
		}
423 
		return $this->_setEmailSingle('_readReceipt', $email, $name, __d('cake_dev', 'Disposition-Notification-To requires only 1 email address.'));
424 
	}
425 
 
426 
/**
427 
 * Return Path
428 
 *
429 
 * @param string|array $email Null to get, String with email,
430 
 *   Array with email as key, name as value or email as value (without name)
431 
 * @param string $name Name
432 
 * @return array|CakeEmail
433 
 * @throws SocketException
434 
 */
435 
	public function returnPath($email = null, $name = null) {
436 
		if ($email === null) {
437 
			return $this->_returnPath;
438 
		}
439 
		return $this->_setEmailSingle('_returnPath', $email, $name, __d('cake_dev', 'Return-Path requires only 1 email address.'));
440 
	}
441 
 
442 
/**
443 
 * To
444 
 *
445 
 * @param string|array $email Null to get, String with email,
446 
 *   Array with email as key, name as value or email as value (without name)
447 
 * @param string $name Name
448 
 * @return array|CakeEmail
449 
 */
450 
	public function to($email = null, $name = null) {
451 
		if ($email === null) {
452 
			return $this->_to;
453 
		}
454 
		return $this->_setEmail('_to', $email, $name);
455 
	}
456 
 
457 
/**
458 
 * Add To
459 
 *
460 
 * @param string|array $email Null to get, String with email,
461 
 *   Array with email as key, name as value or email as value (without name)
462 
 * @param string $name Name
463 
 * @return $this
464 
 */
465 
	public function addTo($email, $name = null) {
466 
		return $this->_addEmail('_to', $email, $name);
467 
	}
468 
 
469 
/**
470 
 * Cc
471 
 *
472 
 * @param string|array $email Null to get, String with email,
473 
 *   Array with email as key, name as value or email as value (without name)
474 
 * @param string $name Name
475 
 * @return array|CakeEmail
476 
 */
477 
	public function cc($email = null, $name = null) {
478 
		if ($email === null) {
479 
			return $this->_cc;
480 
		}
481 
		return $this->_setEmail('_cc', $email, $name);
482 
	}
483 
 
484 
/**
485 
 * Add Cc
486 
 *
487 
 * @param string|array $email Null to get, String with email,
488 
 *   Array with email as key, name as value or email as value (without name)
489 
 * @param string $name Name
490 
 * @return $this
491 
 */
492 
	public function addCc($email, $name = null) {
493 
		return $this->_addEmail('_cc', $email, $name);
494 
	}
495 
 
496 
/**
497 
 * Bcc
498 
 *
499 
 * @param string|array $email Null to get, String with email,
500 
 *   Array with email as key, name as value or email as value (without name)
501 
 * @param string $name Name
502 
 * @return array|CakeEmail
503 
 */
504 
	public function bcc($email = null, $name = null) {
505 
		if ($email === null) {
506 
			return $this->_bcc;
507 
		}
508 
		return $this->_setEmail('_bcc', $email, $name);
509 
	}
510 
 
511 
/**
512 
 * Add Bcc
513 
 *
514 
 * @param string|array $email Null to get, String with email,
515 
 *   Array with email as key, name as value or email as value (without name)
516 
 * @param string $name Name
517 
 * @return $this
518 
 */
519 
	public function addBcc($email, $name = null) {
520 
		return $this->_addEmail('_bcc', $email, $name);
521 
	}
522 
 
523 
/**
524 
 * Charset setter/getter
525 
 *
526 
 * @param string $charset Character set.
527 
 * @return string this->charset
528 
 */
529 
	public function charset($charset = null) {
530 
		if ($charset === null) {
531 
			return $this->charset;
532 
		}
533 
		$this->charset = $charset;
534 
		if (empty($this->headerCharset)) {
535 
			$this->headerCharset = $charset;
536 
		}
537 
		return $this->charset;
538 
	}
539 
 
540 
/**
541 
 * HeaderCharset setter/getter
542 
 *
543 
 * @param string $charset Character set.
544 
 * @return string this->charset
545 
 */
546 
	public function headerCharset($charset = null) {
547 
		if ($charset === null) {
548 
			return $this->headerCharset;
549 
		}
550 
		return $this->headerCharset = $charset;
551 
	}
552 
 
553 
/**
554 
 * EmailPattern setter/getter
555 
 *
556 
 * @param string|bool|null $regex The pattern to use for email address validation,
557 
 *   null to unset the pattern and make use of filter_var() instead, false or
558 
 *   nothing to return the current value
559 
 * @return string|$this
560 
 */
561 
	public function emailPattern($regex = false) {
562 
		if ($regex === false) {
563 
			return $this->_emailPattern;
564 
		}
565 
		$this->_emailPattern = $regex;
566 
		return $this;
567 
	}
568 
 
569 
/**
570 
 * Set email
571 
 *
572 
 * @param string $varName Property name
573 
 * @param string|array $email String with email,
574 
 *   Array with email as key, name as value or email as value (without name)
575 
 * @param string $name Name
576 
 * @return $this
577 
 */
578 
	protected function _setEmail($varName, $email, $name) {
579 
		if (!is_array($email)) {
580 
			$this->_validateEmail($email);
581 
			if ($name === null) {
582 
				$name = $email;
583 
			}
584 
			$this->{$varName} = array($email => $name);
585 
			return $this;
586 
		}
587 
		$list = array();
588 
		foreach ($email as $key => $value) {
589 
			if (is_int($key)) {
590 
				$key = $value;
591 
			}
592 
			$this->_validateEmail($key);
593 
			$list[$key] = $value;
594 
		}
595 
		$this->{$varName} = $list;
596 
		return $this;
597 
	}
598 
 
599 
/**
600 
 * Validate email address
601 
 *
602 
 * @param string $email Email
603 
 * @return void
604 
 * @throws SocketException If email address does not validate
605 
 */
606 
	protected function _validateEmail($email) {
607 
		if ($this->_emailPattern === null) {
608 
			if (filter_var($email, FILTER_VALIDATE_EMAIL)) {
609 
				return;
610 
			}
611 
		} elseif (preg_match($this->_emailPattern, $email)) {
612 
			return;
613 
		}
614 
		throw new SocketException(__d('cake_dev', 'Invalid email: "%s"', $email));
615 
	}
616 
 
617 
/**
618 
 * Set only 1 email
619 
 *
620 
 * @param string $varName Property name
621 
 * @param string|array $email String with email,
622 
 *   Array with email as key, name as value or email as value (without name)
623 
 * @param string $name Name
624 
 * @param string $throwMessage Exception message
625 
 * @return $this
626 
 * @throws SocketException
627 
 */
628 
	protected function _setEmailSingle($varName, $email, $name, $throwMessage) {
629 
		$current = $this->{$varName};
630 
		$this->_setEmail($varName, $email, $name);
631 
		if (count($this->{$varName}) !== 1) {
632 
			$this->{$varName} = $current;
633 
			throw new SocketException($throwMessage);
634 
		}
635 
		return $this;
636 
	}
637 
 
638 
/**
639 
 * Add email
640 
 *
641 
 * @param string $varName Property name
642 
 * @param string|array $email String with email,
643 
 *   Array with email as key, name as value or email as value (without name)
644 
 * @param string $name Name
645 
 * @return $this
646 
 * @throws SocketException
647 
 */
648 
	protected function _addEmail($varName, $email, $name) {
649 
		if (!is_array($email)) {
650 
			$this->_validateEmail($email);
651 
			if ($name === null) {
652 
				$name = $email;
653 
			}
654 
			$this->{$varName}[$email] = $name;
655 
			return $this;
656 
		}
657 
		$list = array();
658 
		foreach ($email as $key => $value) {
659 
			if (is_int($key)) {
660 
				$key = $value;
661 
			}
662 
			$this->_validateEmail($key);
663 
			$list[$key] = $value;
664 
		}
665 
		$this->{$varName} = array_merge($this->{$varName}, $list);
666 
		return $this;
667 
	}
668 
 
669 
/**
670 
 * Get/Set Subject.
671 
 *
672 
 * @param string $subject Subject string.
673 
 * @return string|$this
674 
 */
675 
	public function subject($subject = null) {
676 
		if ($subject === null) {
677 
			return $this->_subject;
678 
		}
679 
		$this->_subject = $this->_encode((string)$subject);
680 
		return $this;
681 
	}
682 
 
683 
/**
684 
 * Sets headers for the message
685 
 *
686 
 * @param array $headers Associative array containing headers to be set.
687 
 * @return $this
688 
 * @throws SocketException
689 
 */
690 
	public function setHeaders($headers) {
691 
		if (!is_array($headers)) {
692 
			throw new SocketException(__d('cake_dev', '$headers should be an array.'));
693 
		}
694 
		$this->_headers = $headers;
695 
		return $this;
696 
	}
697 
 
698 
/**
699 
 * Add header for the message
700 
 *
701 
 * @param array $headers Headers to set.
702 
 * @return $this
703 
 * @throws SocketException
704 
 */
705 
	public function addHeaders($headers) {
706 
		if (!is_array($headers)) {
707 
			throw new SocketException(__d('cake_dev', '$headers should be an array.'));
708 
		}
709 
		$this->_headers = array_merge($this->_headers, $headers);
710 
		return $this;
711 
	}
712 
 
713 
/**
714 
 * Get list of headers
715 
 *
716 
 * ### Includes:
717 
 *
718 
 * - `from`
719 
 * - `replyTo`
720 
 * - `readReceipt`
721 
 * - `returnPath`
722 
 * - `to`
723 
 * - `cc`
724 
 * - `bcc`
725 
 * - `subject`
726 
 *
727 
 * @param array $include List of headers.
728 
 * @return array
729 
 */
730 
	public function getHeaders($include = array()) {
731 
		if ($include == array_values($include)) {
732 
			$include = array_fill_keys($include, true);
733 
		}
734 
		$defaults = array_fill_keys(
735 
			array(
736 
				'from', 'sender', 'replyTo', 'readReceipt', 'returnPath',
737 
				'to', 'cc', 'bcc', 'subject'),
738 
			false
739 
		);
740 
		$include += $defaults;
741 
 
742 
		$headers = array();
743 
		$relation = array(
744 
			'from' => 'From',
745 
			'replyTo' => 'Reply-To',
746 
			'readReceipt' => 'Disposition-Notification-To',
747 
			'returnPath' => 'Return-Path'
748 
		);
749 
		foreach ($relation as $var => $header) {
750 
			if ($include[$var]) {
751 
				$var = '_' . $var;
752 
				$headers[$header] = current($this->_formatAddress($this->{$var}));
753 
			}
754 
		}
755 
		if ($include['sender']) {
756 
			if (key($this->_sender) === key($this->_from)) {
757 
				$headers['Sender'] = '';
758 
			} else {
759 
				$headers['Sender'] = current($this->_formatAddress($this->_sender));
760 
			}
761 
		}
762 
 
763 
		foreach (array('to', 'cc', 'bcc') as $var) {
764 
			if ($include[$var]) {
765 
				$classVar = '_' . $var;
766 
				$headers[ucfirst($var)] = implode(', ', $this->_formatAddress($this->{$classVar}));
767 
			}
768 
		}
769 
 
770 
		$headers += $this->_headers;
771 
		if (!isset($headers['X-Mailer'])) {
772 
			$headers['X-Mailer'] = self::EMAIL_CLIENT;
773 
		}
774 
		if (!isset($headers['Date'])) {
775 
			$headers['Date'] = date(DATE_RFC2822);
776 
		}
777 
		if ($this->_messageId !== false) {
778 
			if ($this->_messageId === true) {
779 
				$headers['Message-ID'] = '<' . str_replace('-', '', String::UUID()) . '@' . $this->_domain . '>';
780 
			} else {
781 
				$headers['Message-ID'] = $this->_messageId;
782 
			}
783 
		}
784 
 
785 
		if ($include['subject']) {
786 
			$headers['Subject'] = $this->_subject;
787 
		}
788 
 
789 
		$headers['MIME-Version'] = '1.0';
790 
		if (!empty($this->_attachments)) {
791 
			$headers['Content-Type'] = 'multipart/mixed; boundary="' . $this->_boundary . '"';
792 
		} elseif ($this->_emailFormat === 'both') {
793 
			$headers['Content-Type'] = 'multipart/alternative; boundary="' . $this->_boundary . '"';
794 
		} elseif ($this->_emailFormat === 'text') {
795 
			$headers['Content-Type'] = 'text/plain; charset=' . $this->_getContentTypeCharset();
796 
		} elseif ($this->_emailFormat === 'html') {
797 
			$headers['Content-Type'] = 'text/html; charset=' . $this->_getContentTypeCharset();
798 
		}
799 
		$headers['Content-Transfer-Encoding'] = $this->_getContentTransferEncoding();
800 
 
801 
		return $headers;
802 
	}
803 
 
804 
/**
805 
 * Format addresses
806 
 *
807 
 * If the address contains non alphanumeric/whitespace characters, it will
808 
 * be quoted as characters like `:` and `,` are known to cause issues
809 
 * in address header fields.
810 
 *
811 
 * @param array $address Addresses to format.
812 
 * @return array
813 
 */
814 
	protected function _formatAddress($address) {
815 
		$return = array();
816 
		foreach ($address as $email => $alias) {
817 
			if ($email === $alias) {
818 
				$return[] = $email;
819 
			} else {
820 
				$encoded = $this->_encode($alias);
821 
				if ($encoded === $alias && preg_match('/[^a-z0-9 ]/i', $encoded)) {
822 
					$encoded = '"' . str_replace('"', '\"', $encoded) . '"';
823 
				}
824 
				$return[] = sprintf('%s <%s>', $encoded, $email);
825 
			}
826 
		}
827 
		return $return;
828 
	}
829 
 
830 
/**
831 
 * Template and layout
832 
 *
833 
 * @param bool|string $template Template name or null to not use
834 
 * @param bool|string $layout Layout name or null to not use
835 
 * @return array|$this
836 
 */
837 
	public function template($template = false, $layout = false) {
838 
		if ($template === false) {
839 
			return array(
840 
				'template' => $this->_template,
841 
				'layout' => $this->_layout
842 
			);
843 
		}
844 
		$this->_template = $template;
845 
		if ($layout !== false) {
846 
			$this->_layout = $layout;
847 
		}
848 
		return $this;
849 
	}
850 
 
851 
/**
852 
 * View class for render
853 
 *
854 
 * @param string $viewClass View class name.
855 
 * @return string|$this
856 
 */
857 
	public function viewRender($viewClass = null) {
858 
		if ($viewClass === null) {
859 
			return $this->_viewRender;
860 
		}
861 
		$this->_viewRender = $viewClass;
862 
		return $this;
863 
	}
864 
 
865 
/**
866 
 * Variables to be set on render
867 
 *
868 
 * @param array $viewVars Variables to set for view.
869 
 * @return array|$this
870 
 */
871 
	public function viewVars($viewVars = null) {
872 
		if ($viewVars === null) {
873 
			return $this->_viewVars;
874 
		}
875 
		$this->_viewVars = array_merge($this->_viewVars, (array)$viewVars);
876 
		return $this;
877 
	}
878 
 
879 
/**
880 
 * Theme to use when rendering
881 
 *
882 
 * @param string $theme Theme name.
883 
 * @return string|$this
884 
 */
885 
	public function theme($theme = null) {
886 
		if ($theme === null) {
887 
			return $this->_theme;
888 
		}
889 
		$this->_theme = $theme;
890 
		return $this;
891 
	}
892 
 
893 
/**
894 
 * Helpers to be used in render
895 
 *
896 
 * @param array $helpers Helpers list.
897 
 * @return array|$this
898 
 */
899 
	public function helpers($helpers = null) {
900 
		if ($helpers === null) {
901 
			return $this->_helpers;
902 
		}
903 
		$this->_helpers = (array)$helpers;
904 
		return $this;
905 
	}
906 
 
907 
/**
908 
 * Email format
909 
 *
910 
 * @param string $format Formatting string.
911 
 * @return string|$this
912 
 * @throws SocketException
913 
 */
914 
	public function emailFormat($format = null) {
915 
		if ($format === null) {
916 
			return $this->_emailFormat;
917 
		}
918 
		if (!in_array($format, $this->_emailFormatAvailable)) {
919 
			throw new SocketException(__d('cake_dev', 'Format not available.'));
920 
		}
921 
		$this->_emailFormat = $format;
922 
		return $this;
923 
	}
924 
 
925 
/**
926 
 * Transport name
927 
 *
928 
 * @param string $name Transport name.
929 
 * @return string|$this
930 
 */
931 
	public function transport($name = null) {
932 
		if ($name === null) {
933 
			return $this->_transportName;
934 
		}
935 
		$this->_transportName = (string)$name;
936 
		$this->_transportClass = null;
937 
		return $this;
938 
	}
939 
 
940 
/**
941 
 * Return the transport class
942 
 *
943 
 * @return AbstractTransport
944 
 * @throws SocketException
945 
 */
946 
	public function transportClass() {
947 
		if ($this->_transportClass) {
948 
			return $this->_transportClass;
949 
		}
950 
		list($plugin, $transportClassname) = pluginSplit($this->_transportName, true);
951 
		$transportClassname .= 'Transport';
952 
		App::uses($transportClassname, $plugin . 'Network/Email');
953 
		if (!class_exists($transportClassname)) {
954 
			throw new SocketException(__d('cake_dev', 'Class "%s" not found.', $transportClassname));
955 
		} elseif (!method_exists($transportClassname, 'send')) {
956 
			throw new SocketException(__d('cake_dev', 'The "%s" does not have a %s method.', $transportClassname, 'send()'));
957 
		}
958 
 
959 
		return $this->_transportClass = new $transportClassname();
960 
	}
961 
 
962 
/**
963 
 * Message-ID
964 
 *
965 
 * @param bool|string $message True to generate a new Message-ID, False to ignore (not send in email), String to set as Message-ID
966 
 * @return bool|string|$this
967 
 * @throws SocketException
968 
 */
969 
	public function messageId($message = null) {
970 
		if ($message === null) {
971 
			return $this->_messageId;
972 
		}
973 
		if (is_bool($message)) {
974 
			$this->_messageId = $message;
975 
		} else {
976 
			if (!preg_match('/^\<.+@.+\>$/', $message)) {
977 
				throw new SocketException(__d('cake_dev', 'Invalid format for Message-ID. The text should be something like "<uuid@server.com>"'));
978 
			}
979 
			$this->_messageId = $message;
980 
		}
981 
		return $this;
982 
	}
983 
 
984 
/**
985 
 * Domain as top level (the part after @)
986 
 *
987 
 * @param string $domain Manually set the domain for CLI mailing
988 
 * @return string|$this
989 
 */
990 
	public function domain($domain = null) {
991 
		if ($domain === null) {
992 
			return $this->_domain;
993 
		}
994 
		$this->_domain = $domain;
995 
		return $this;
996 
	}
997 
 
998 
/**
999 
 * Add attachments to the email message
1000 
 *
1001 
 * Attachments can be defined in a few forms depending on how much control you need:
1002 
 *
1003 
 * Attach a single file:
1004 
 *
1005 
 * ```
1006 
 * $email->attachments('path/to/file');
1007 
 * ```
1008 
 *
1009 
 * Attach a file with a different filename:
1010 
 *
1011 
 * ```
1012 
 * $email->attachments(array('custom_name.txt' => 'path/to/file.txt'));
1013 
 * ```
1014 
 *
1015 
 * Attach a file and specify additional properties:
1016 
 *
1017 
 * ```
1018 
 * $email->attachments(array('custom_name.png' => array(
1019 
 *		'file' => 'path/to/file',
1020 
 *		'mimetype' => 'image/png',
1021 
 *		'contentId' => 'abc123',
1022 
 *		'contentDisposition' => false
1023 
 * ));
1024 
 * ```
1025 
 *
1026 
 * Attach a file from string and specify additional properties:
1027 
 *
1028 
 * ```
1029 
 * $email->attachments(array('custom_name.png' => array(
1030 
 *		'data' => file_get_contents('path/to/file'),
1031 
 *		'mimetype' => 'image/png'
1032 
 * ));
1033 
 * ```
1034 
 *
1035 
 * The `contentId` key allows you to specify an inline attachment. In your email text, you
1036 
 * can use `<img src="cid:abc123" />` to display the image inline.
1037 
 *
1038 
 * The `contentDisposition` key allows you to disable the `Content-Disposition` header, this can improve
1039 
 * attachment compatibility with outlook email clients.
1040 
 *
1041 
 * @param string|array $attachments String with the filename or array with filenames
1042 
 * @return array|$this Either the array of attachments when getting or $this when setting.
1043 
 * @throws SocketException
1044 
 */
1045 
	public function attachments($attachments = null) {
1046 
		if ($attachments === null) {
1047 
			return $this->_attachments;
1048 
		}
1049 
		$attach = array();
1050 
		foreach ((array)$attachments as $name => $fileInfo) {
1051 
			if (!is_array($fileInfo)) {
1052 
				$fileInfo = array('file' => $fileInfo);
1053 
			}
1054 
			if (!isset($fileInfo['file'])) {
1055 
				if (!isset($fileInfo['data'])) {
1056 
					throw new SocketException(__d('cake_dev', 'No file or data specified.'));
1057 
				}
1058 
				if (is_int($name)) {
1059 
					throw new SocketException(__d('cake_dev', 'No filename specified.'));
1060 
				}
1061 
				$fileInfo['data'] = chunk_split(base64_encode($fileInfo['data']), 76, "\r\n");
1062 
			} else {
1063 
				$fileName = $fileInfo['file'];
1064 
				$fileInfo['file'] = realpath($fileInfo['file']);
1065 
				if ($fileInfo['file'] === false || !file_exists($fileInfo['file'])) {
1066 
					throw new SocketException(__d('cake_dev', 'File not found: "%s"', $fileName));
1067 
				}
1068 
				if (is_int($name)) {
1069 
					$name = basename($fileInfo['file']);
1070 
				}
1071 
			}
1072 
			if (!isset($fileInfo['mimetype'])) {
1073 
				$fileInfo['mimetype'] = 'application/octet-stream';
1074 
			}
1075 
			$attach[$name] = $fileInfo;
1076 
		}
1077 
		$this->_attachments = $attach;
1078 
		return $this;
1079 
	}
1080 
 
1081 
/**
1082 
 * Add attachments
1083 
 *
1084 
 * @param string|array $attachments String with the filename or array with filenames
1085 
 * @return $this
1086 
 * @throws SocketException
1087 
 * @see CakeEmail::attachments()
1088 
 */
1089 
	public function addAttachments($attachments) {
1090 
		$current = $this->_attachments;
1091 
		$this->attachments($attachments);
1092 
		$this->_attachments = array_merge($current, $this->_attachments);
1093 
		return $this;
1094 
	}
1095 
 
1096 
/**
1097 
 * Get generated message (used by transport classes)
1098 
 *
1099 
 * @param string $type Use MESSAGE_* constants or null to return the full message as array
1100 
 * @return string|array String if have type, array if type is null
1101 
 */
1102 
	public function message($type = null) {
1103 
		switch ($type) {
1104 
			case self::MESSAGE_HTML:
1105 
				return $this->_htmlMessage;
1106 
			case self::MESSAGE_TEXT:
1107 
				return $this->_textMessage;
1108 
		}
1109 
		return $this->_message;
1110 
	}
1111 
 
1112 
/**
1113 
 * Configuration to use when send email
1114 
 *
1115 
 * ### Usage
1116 
 *
1117 
 * Load configuration from `app/Config/email.php`:
1118 
 *
1119 
 * `$email->config('default');`
1120 
 *
1121 
 * Merge an array of configuration into the instance:
1122 
 *
1123 
 * `$email->config(array('to' => 'bill@example.com'));`
1124 
 *
1125 
 * @param string|array $config String with configuration name (from email.php), array with config or null to return current config
1126 
 * @return string|array|$this
1127 
 */
1128 
	public function config($config = null) {
1129 
		if ($config === null) {
1130 
			return $this->_config;
1131 
		}
1132 
		if (!is_array($config)) {
1133 
			$config = (string)$config;
1134 
		}
1135 
 
1136 
		$this->_applyConfig($config);
1137 
		return $this;
1138 
	}
1139 
 
1140 
/**
1141 
 * Send an email using the specified content, template and layout
1142 
 *
1143 
 * @param string|array $content String with message or array with messages
1144 
 * @return array
1145 
 * @throws SocketException
1146 
 */
1147 
	public function send($content = null) {
1148 
		if (empty($this->_from)) {
1149 
			throw new SocketException(__d('cake_dev', 'From is not specified.'));
1150 
		}
1151 
		if (empty($this->_to) && empty($this->_cc) && empty($this->_bcc)) {
1152 
			throw new SocketException(__d('cake_dev', 'You need to specify at least one destination for to, cc or bcc.'));
1153 
		}
1154 
 
1155 
		if (is_array($content)) {
1156 
			$content = implode("\n", $content) . "\n";
1157 
		}
1158 
 
1159 
		$this->_message = $this->_render($this->_wrap($content));
1160 
 
1161 
		$contents = $this->transportClass()->send($this);
1162 
		if (!empty($this->_config['log'])) {
1163 
			$config = array(
1164 
				'level' => LOG_DEBUG,
1165 
				'scope' => 'email'
1166 
			);
1167 
			if ($this->_config['log'] !== true) {
1168 
				if (!is_array($this->_config['log'])) {
1169 
					$this->_config['log'] = array('level' => $this->_config['log']);
1170 
				}
1171 
				$config = $this->_config['log'] + $config;
1172 
			}
1173 
			CakeLog::write(
1174 
				$config['level'],
1175 
				PHP_EOL . $contents['headers'] . PHP_EOL . $contents['message'],
1176 
				$config['scope']
1177 
			);
1178 
		}
1179 
		return $contents;
1180 
	}
1181 
 
1182 
/**
1183 
 * Static method to fast create an instance of CakeEmail
1184 
 *
1185 
 * @param string|array $to Address to send (see CakeEmail::to()). If null, will try to use 'to' from transport config
1186 
 * @param string $subject String of subject or null to use 'subject' from transport config
1187 
 * @param string|array $message String with message or array with variables to be used in render
1188 
 * @param string|array $transportConfig String to use config from EmailConfig or array with configs
1189 
 * @param bool $send Send the email or just return the instance pre-configured
1190 
 * @return CakeEmail Instance of CakeEmail
1191 
 * @throws SocketException
1192 
 */
1193 
	public static function deliver($to = null, $subject = null, $message = null, $transportConfig = 'fast', $send = true) {
1194 
		$class = __CLASS__;
1195 
		$instance = new $class($transportConfig);
1196 
		if ($to !== null) {
1197 
			$instance->to($to);
1198 
		}
1199 
		if ($subject !== null) {
1200 
			$instance->subject($subject);
1201 
		}
1202 
		if (is_array($message)) {
1203 
			$instance->viewVars($message);
1204 
			$message = null;
1205 
		} elseif ($message === null && array_key_exists('message', $config = $instance->config())) {
1206 
			$message = $config['message'];
1207 
		}
1208 
 
1209 
		if ($send === true) {
1210 
			$instance->send($message);
1211 
		}
1212 
 
1213 
		return $instance;
1214 
	}
1215 
 
1216 
/**
1217 
 * Apply the config to an instance
1218 
 *
1219 
 * @param array $config Configuration options.
1220 
 * @return void
1221 
 * @throws ConfigureException When configuration file cannot be found, or is missing
1222 
 *   the named config.
1223 
 */
1224 
	protected function _applyConfig($config) {
1225 
		if (is_string($config)) {
1226 
			if (!class_exists($this->_configClass) && !config('email')) {
1227 
				throw new ConfigureException(__d('cake_dev', '%s not found.', APP . 'Config' . DS . 'email.php'));
1228 
			}
1229 
			$configs = new $this->_configClass();
1230 
			if (!isset($configs->{$config})) {
1231 
				throw new ConfigureException(__d('cake_dev', 'Unknown email configuration "%s".', $config));
1232 
			}
1233 
			$config = $configs->{$config};
1234 
		}
1235 
		$this->_config = $config + $this->_config;
1236 
		if (!empty($config['charset'])) {
1237 
			$this->charset = $config['charset'];
1238 
		}
1239 
		if (!empty($config['headerCharset'])) {
1240 
			$this->headerCharset = $config['headerCharset'];
1241 
		}
1242 
		if (empty($this->headerCharset)) {
1243 
			$this->headerCharset = $this->charset;
1244 
		}
1245 
		$simpleMethods = array(
1246 
			'from', 'sender', 'to', 'replyTo', 'readReceipt', 'returnPath', 'cc', 'bcc',
1247 
			'messageId', 'domain', 'subject', 'viewRender', 'viewVars', 'attachments',
1248 
			'transport', 'emailFormat', 'theme', 'helpers', 'emailPattern'
1249 
		);
1250 
		foreach ($simpleMethods as $method) {
1251 
			if (isset($config[$method])) {
1252 
				$this->$method($config[$method]);
1253 
				unset($config[$method]);
1254 
			}
1255 
		}
1256 
		if (isset($config['headers'])) {
1257 
			$this->setHeaders($config['headers']);
1258 
			unset($config['headers']);
1259 
		}
1260 
 
1261 
		if (array_key_exists('template', $config)) {
1262 
			$this->_template = $config['template'];
1263 
		}
1264 
		if (array_key_exists('layout', $config)) {
1265 
			$this->_layout = $config['layout'];
1266 
		}
1267 
 
1268 
		$this->transportClass()->config($config);
1269 
	}
1270 
 
1271 
/**
1272 
 * Reset all CakeEmail internal variables to be able to send out a new email.
1273 
 *
1274 
 * @return $this
1275 
 */
1276 
	public function reset() {
1277 
		$this->_to = array();
1278 
		$this->_from = array();
1279 
		$this->_sender = array();
1280 
		$this->_replyTo = array();
1281 
		$this->_readReceipt = array();
1282 
		$this->_returnPath = array();
1283 
		$this->_cc = array();
1284 
		$this->_bcc = array();
1285 
		$this->_messageId = true;
1286 
		$this->_subject = '';
1287 
		$this->_headers = array();
1288 
		$this->_layout = 'default';
1289 
		$this->_template = '';
1290 
		$this->_viewRender = 'View';
1291 
		$this->_viewVars = array();
1292 
		$this->_theme = null;
1293 
		$this->_helpers = array('Html');
1294 
		$this->_textMessage = '';
1295 
		$this->_htmlMessage = '';
1296 
		$this->_message = '';
1297 
		$this->_emailFormat = 'text';
1298 
		$this->_transportName = 'Mail';
1299 
		$this->_transportClass = null;
1300 
		$this->charset = 'utf-8';
1301 
		$this->headerCharset = null;
1302 
		$this->_attachments = array();
1303 
		$this->_config = array();
1304 
		$this->_emailPattern = self::EMAIL_PATTERN;
1305 
		return $this;
1306 
	}
1307 
 
1308 
/**
1309 
 * Encode the specified string using the current charset
1310 
 *
1311 
 * @param string $text String to encode
1312 
 * @return string Encoded string
1313 
 */
1314 
	protected function _encode($text) {
1315 
		$internalEncoding = function_exists('mb_internal_encoding');
1316 
		if ($internalEncoding) {
1317 
			$restore = mb_internal_encoding();
1318 
			mb_internal_encoding($this->_appCharset);
1319 
		}
1320 
		if (empty($this->headerCharset)) {
1321 
			$this->headerCharset = $this->charset;
1322 
		}
1323 
		$return = mb_encode_mimeheader($text, $this->headerCharset, 'B');
1324 
		if ($internalEncoding) {
1325 
			mb_internal_encoding($restore);
1326 
		}
1327 
		return $return;
1328 
	}
1329 
 
1330 
/**
1331 
 * Translates a string for one charset to another if the App.encoding value
1332 
 * differs and the mb_convert_encoding function exists
1333 
 *
1334 
 * @param string $text The text to be converted
1335 
 * @param string $charset the target encoding
1336 
 * @return string
1337 
 */
1338 
	protected function _encodeString($text, $charset) {
1339 
		if ($this->_appCharset === $charset || !function_exists('mb_convert_encoding')) {
1340 
			return $text;
1341 
		}
1342 
		return mb_convert_encoding($text, $charset, $this->_appCharset);
1343 
	}
1344 
 
1345 
/**
1346 
 * Wrap the message to follow the RFC 2822 - 2.1.1
1347 
 *
1348 
 * @param string $message Message to wrap
1349 
 * @param int $wrapLength The line length
1350 
 * @return array Wrapped message
1351 
 */
1352 
	protected function _wrap($message, $wrapLength = CakeEmail::LINE_LENGTH_MUST) {
1353 
		if (strlen($message) === 0) {
1354 
			return array('');
1355 
		}
1356 
		$message = str_replace(array("\r\n", "\r"), "\n", $message);
1357 
		$lines = explode("\n", $message);
1358 
		$formatted = array();
1359 
		$cut = ($wrapLength == CakeEmail::LINE_LENGTH_MUST);
1360 
 
1361 
		foreach ($lines as $line) {
1362 
			if (empty($line) && $line !== '0') {
1363 
				$formatted[] = '';
1364 
				continue;
1365 
			}
1366 
			if (strlen($line) < $wrapLength) {
1367 
				$formatted[] = $line;
1368 
				continue;
1369 
			}
1370 
			if (!preg_match('/<[a-z]+.*>/i', $line)) {
1371 
				$formatted = array_merge(
1372 
					$formatted,
1373 
					explode("\n", wordwrap($line, $wrapLength, "\n", $cut))
1374 
				);
1375 
				continue;
1376 
			}
1377 
 
1378 
			$tagOpen = false;
1379 
			$tmpLine = $tag = '';
1380 
			$tmpLineLength = 0;
1381 
			for ($i = 0, $count = strlen($line); $i < $count; $i++) {
1382 
				$char = $line[$i];
1383 
				if ($tagOpen) {
1384 
					$tag .= $char;
1385 
					if ($char === '>') {
1386 
						$tagLength = strlen($tag);
1387 
						if ($tagLength + $tmpLineLength < $wrapLength) {
1388 
							$tmpLine .= $tag;
1389 
							$tmpLineLength += $tagLength;
1390 
						} else {
1391 
							if ($tmpLineLength > 0) {
1392 
								$formatted = array_merge(
1393 
									$formatted,
1394 
									explode("\n", wordwrap(trim($tmpLine), $wrapLength, "\n", $cut))
1395 
								);
1396 
								$tmpLine = '';
1397 
								$tmpLineLength = 0;
1398 
							}
1399 
							if ($tagLength > $wrapLength) {
1400 
								$formatted[] = $tag;
1401 
							} else {
1402 
								$tmpLine = $tag;
1403 
								$tmpLineLength = $tagLength;
1404 
							}
1405 
						}
1406 
						$tag = '';
1407 
						$tagOpen = false;
1408 
					}
1409 
					continue;
1410 
				}
1411 
				if ($char === '<') {
1412 
					$tagOpen = true;
1413 
					$tag = '<';
1414 
					continue;
1415 
				}
1416 
				if ($char === ' ' && $tmpLineLength >= $wrapLength) {
1417 
					$formatted[] = $tmpLine;
1418 
					$tmpLineLength = 0;
1419 
					continue;
1420 
				}
1421 
				$tmpLine .= $char;
1422 
				$tmpLineLength++;
1423 
				if ($tmpLineLength === $wrapLength) {
1424 
					$nextChar = isset($line[$i + 1]) ? $line[$i + 1] : '';
1425 
					if ($nextChar === ' ' || $nextChar === '<') {
1426 
						$formatted[] = trim($tmpLine);
1427 
						$tmpLine = '';
1428 
						$tmpLineLength = 0;
1429 
						if ($nextChar === ' ') {
1430 
							$i++;
1431 
						}
1432 
					} else {
1433 
						$lastSpace = strrpos($tmpLine, ' ');
1434 
						if ($lastSpace === false) {
1435 
							continue;
1436 
						}
1437 
						$formatted[] = trim(substr($tmpLine, 0, $lastSpace));
1438 
						$tmpLine = substr($tmpLine, $lastSpace + 1);
1439 
 
1440 
						$tmpLineLength = strlen($tmpLine);
1441 
					}
1442 
				}
1443 
			}
1444 
			if (!empty($tmpLine)) {
1445 
				$formatted[] = $tmpLine;
1446 
			}
1447 
		}
1448 
		$formatted[] = '';
1449 
		return $formatted;
1450 
	}
1451 
 
1452 
/**
1453 
 * Create unique boundary identifier
1454 
 *
1455 
 * @return void
1456 
 */
1457 
	protected function _createBoundary() {
1458 
		if (!empty($this->_attachments) || $this->_emailFormat === 'both') {
1459 
			$this->_boundary = md5(uniqid(time()));
1460 
		}
1461 
	}
1462 
 
1463 
/**
1464 
 * Attach non-embedded files by adding file contents inside boundaries.
1465 
 *
1466 
 * @param string $boundary Boundary to use. If null, will default to $this->_boundary
1467 
 * @return array An array of lines to add to the message
1468 
 */
1469 
	protected function _attachFiles($boundary = null) {
1470 
		if ($boundary === null) {
1471 
			$boundary = $this->_boundary;
1472 
		}
1473 
 
1474 
		$msg = array();
1475 
		foreach ($this->_attachments as $filename => $fileInfo) {
1476 
			if (!empty($fileInfo['contentId'])) {
1477 
				continue;
1478 
			}
1479 
			$data = isset($fileInfo['data']) ? $fileInfo['data'] : $this->_readFile($fileInfo['file']);
1480 
 
1481 
			$msg[] = '--' . $boundary;
1482 
			$msg[] = 'Content-Type: ' . $fileInfo['mimetype'];
1483 
			$msg[] = 'Content-Transfer-Encoding: base64';
1484 
			if (!isset($fileInfo['contentDisposition']) ||
1485 
				$fileInfo['contentDisposition']
1486 
			) {
1487 
				$msg[] = 'Content-Disposition: attachment; filename="' . $filename . '"';
1488 
			}
1489 
			$msg[] = '';
1490 
			$msg[] = $data;
1491 
			$msg[] = '';
1492 
		}
1493 
		return $msg;
1494 
	}
1495 
 
1496 
/**
1497 
 * Read the file contents and return a base64 version of the file contents.
1498 
 *
1499 
 * @param string $path The absolute path to the file to read.
1500 
 * @return string File contents in base64 encoding
1501 
 */
1502 
	protected function _readFile($path) {
1503 
		$File = new File($path);
1504 
		return chunk_split(base64_encode($File->read()));
1505 
	}
1506 
 
1507 
/**
1508 
 * Attach inline/embedded files to the message.
1509 
 *
1510 
 * @param string $boundary Boundary to use. If null, will default to $this->_boundary
1511 
 * @return array An array of lines to add to the message
1512 
 */
1513 
	protected function _attachInlineFiles($boundary = null) {
1514 
		if ($boundary === null) {
1515 
			$boundary = $this->_boundary;
1516 
		}
1517 
 
1518 
		$msg = array();
1519 
		foreach ($this->_attachments as $filename => $fileInfo) {
1520 
			if (empty($fileInfo['contentId'])) {
1521 
				continue;
1522 
			}
1523 
			$data = isset($fileInfo['data']) ? $fileInfo['data'] : $this->_readFile($fileInfo['file']);
1524 
 
1525 
			$msg[] = '--' . $boundary;
1526 
			$msg[] = 'Content-Type: ' . $fileInfo['mimetype'];
1527 
			$msg[] = 'Content-Transfer-Encoding: base64';
1528 
			$msg[] = 'Content-ID: <' . $fileInfo['contentId'] . '>';
1529 
			$msg[] = 'Content-Disposition: inline; filename="' . $filename . '"';
1530 
			$msg[] = '';
1531 
			$msg[] = $data;
1532 
			$msg[] = '';
1533 
		}
1534 
		return $msg;
1535 
	}
1536 
 
1537 
/**
1538 
 * Render the body of the email.
1539 
 *
1540 
 * @param array $content Content to render
1541 
 * @return array Email body ready to be sent
1542 
 */
1543 
	protected function _render($content) {
1544 
		$this->_textMessage = $this->_htmlMessage = '';
1545 
 
1546 
		$content = implode("\n", $content);
1547 
		$rendered = $this->_renderTemplates($content);
1548 
 
1549 
		$this->_createBoundary();
1550 
		$msg = array();
1551 
 
1552 
		$contentIds = array_filter((array)Hash::extract($this->_attachments, '{s}.contentId'));
1553 
		$hasInlineAttachments = count($contentIds) > 0;
1554 
		$hasAttachments = !empty($this->_attachments);
1555 
		$hasMultipleTypes = count($rendered) > 1;
1556 
		$multiPart = ($hasAttachments || $hasMultipleTypes);
1557 
 
1558 
		$boundary = $relBoundary = $textBoundary = $this->_boundary;
1559 
 
1560 
		if ($hasInlineAttachments) {
1561 
			$msg[] = '--' . $boundary;
1562 
			$msg[] = 'Content-Type: multipart/related; boundary="rel-' . $boundary . '"';
1563 
			$msg[] = '';
1564 
			$relBoundary = $textBoundary = 'rel-' . $boundary;
1565 
		}
1566 
 
1567 
		if ($hasMultipleTypes && $hasAttachments) {
1568 
			$msg[] = '--' . $relBoundary;
1569 
			$msg[] = 'Content-Type: multipart/alternative; boundary="alt-' . $boundary . '"';
1570 
			$msg[] = '';
1571 
			$textBoundary = 'alt-' . $boundary;
1572 
		}
1573 
 
1574 
		if (isset($rendered['text'])) {
1575 
			if ($multiPart) {
1576 
				$msg[] = '--' . $textBoundary;
1577 
				$msg[] = 'Content-Type: text/plain; charset=' . $this->_getContentTypeCharset();
1578 
				$msg[] = 'Content-Transfer-Encoding: ' . $this->_getContentTransferEncoding();
1579 
				$msg[] = '';
1580 
			}
1581 
			$this->_textMessage = $rendered['text'];
1582 
			$content = explode("\n", $this->_textMessage);
1583 
			$msg = array_merge($msg, $content);
1584 
			$msg[] = '';
1585 
		}
1586 
 
1587 
		if (isset($rendered['html'])) {
1588 
			if ($multiPart) {
1589 
				$msg[] = '--' . $textBoundary;
1590 
				$msg[] = 'Content-Type: text/html; charset=' . $this->_getContentTypeCharset();
1591 
				$msg[] = 'Content-Transfer-Encoding: ' . $this->_getContentTransferEncoding();
1592 
				$msg[] = '';
1593 
			}
1594 
			$this->_htmlMessage = $rendered['html'];
1595 
			$content = explode("\n", $this->_htmlMessage);
1596 
			$msg = array_merge($msg, $content);
1597 
			$msg[] = '';
1598 
		}
1599 
 
1600 
		if ($textBoundary !== $relBoundary) {
1601 
			$msg[] = '--' . $textBoundary . '--';
1602 
			$msg[] = '';
1603 
		}
1604 
 
1605 
		if ($hasInlineAttachments) {
1606 
			$attachments = $this->_attachInlineFiles($relBoundary);
1607 
			$msg = array_merge($msg, $attachments);
1608 
			$msg[] = '';
1609 
			$msg[] = '--' . $relBoundary . '--';
1610 
			$msg[] = '';
1611 
		}
1612 
 
1613 
		if ($hasAttachments) {
1614 
			$attachments = $this->_attachFiles($boundary);
1615 
			$msg = array_merge($msg, $attachments);
1616 
		}
1617 
		if ($hasAttachments || $hasMultipleTypes) {
1618 
			$msg[] = '';
1619 
			$msg[] = '--' . $boundary . '--';
1620 
			$msg[] = '';
1621 
		}
1622 
		return $msg;
1623 
	}
1624 
 
1625 
/**
1626 
 * Gets the text body types that are in this email message
1627 
 *
1628 
 * @return array Array of types. Valid types are 'text' and 'html'
1629 
 */
1630 
	protected function _getTypes() {
1631 
		$types = array($this->_emailFormat);
1632 
		if ($this->_emailFormat === 'both') {
1633 
			$types = array('html', 'text');
1634 
		}
1635 
		return $types;
1636 
	}
1637 
 
1638 
/**
1639 
 * Build and set all the view properties needed to render the templated emails.
1640 
 * If there is no template set, the $content will be returned in a hash
1641 
 * of the text content types for the email.
1642 
 *
1643 
 * @param string $content The content passed in from send() in most cases.
1644 
 * @return array The rendered content with html and text keys.
1645 
 */
1646 
	protected function _renderTemplates($content) {
1647 
		$types = $this->_getTypes();
1648 
		$rendered = array();
1649 
		if (empty($this->_template)) {
1650 
			foreach ($types as $type) {
1651 
				$rendered[$type] = $this->_encodeString($content, $this->charset);
1652 
			}
1653 
			return $rendered;
1654 
		}
1655 
		$viewClass = $this->_viewRender;
1656 
		if ($viewClass !== 'View') {
1657 
			list($plugin, $viewClass) = pluginSplit($viewClass, true);
1658 
			$viewClass .= 'View';
1659 
			App::uses($viewClass, $plugin . 'View');
1660 
		}
1661 
 
1662 
		$View = new $viewClass(null);
1663 
		$View->viewVars = $this->_viewVars;
1664 
		$View->helpers = $this->_helpers;
1665 
 
1666 
		if ($this->_theme) {
1667 
			$View->theme = $this->_theme;
1668 
		}
1669 
 
1670 
		$View->loadHelpers();
1671 
 
1672 
		list($templatePlugin, $template) = pluginSplit($this->_template);
1673 
		list($layoutPlugin, $layout) = pluginSplit($this->_layout);
1674 
		if ($templatePlugin) {
1675 
			$View->plugin = $templatePlugin;
1676 
		} elseif ($layoutPlugin) {
1677 
			$View->plugin = $layoutPlugin;
1678 
		}
1679 
 
1680 
		if ($View->get('content') === null) {
1681 
			$View->set('content', $content);
1682 
		}
1683 
 
1684 
		// Convert null to false, as View needs false to disable
1685 
		// the layout.
1686 
		if ($this->_layout === null) {
1687 
			$this->_layout = false;
1688 
		}
1689 
 
1690 
		foreach ($types as $type) {
1691 
			$View->hasRendered = false;
1692 
			$View->viewPath = $View->layoutPath = 'Emails' . DS . $type;
1693 
 
1694 
			$render = $View->render($this->_template, $this->_layout);
1695 
			$render = str_replace(array("\r\n", "\r"), "\n", $render);
1696 
			$rendered[$type] = $this->_encodeString($render, $this->charset);
1697 
		}
1698 
 
1699 
		foreach ($rendered as $type => $content) {
1700 
			$rendered[$type] = $this->_wrap($content);
1701 
			$rendered[$type] = implode("\n", $rendered[$type]);
1702 
			$rendered[$type] = rtrim($rendered[$type], "\n");
1703 
		}
1704 
		return $rendered;
1705 
	}
1706 
 
1707 
/**
1708 
 * Return the Content-Transfer Encoding value based on the set charset
1709 
 *
1710 
 * @return string
1711 
 */
1712 
	protected function _getContentTransferEncoding() {
1713 
		$charset = strtoupper($this->charset);
1714 
		if (in_array($charset, $this->_charset8bit)) {
1715 
			return '8bit';
1716 
		}
1717 
		return '7bit';
1718 
	}
1719 
 
1720 
/**
1721 
 * Return charset value for Content-Type.
1722 
 *
1723 
 * Checks fallback/compatibility types which include workarounds
1724 
 * for legacy japanese character sets.
1725 
 *
1726 
 * @return string
1727 
 */
1728 
	protected function _getContentTypeCharset() {
1729 
		$charset = strtoupper($this->charset);
1730 
		if (array_key_exists($charset, $this->_contentTypeCharset)) {
1731 
			return strtoupper($this->_contentTypeCharset[$charset]);
1732 
		}
1733 
		return strtoupper($this->charset);
1734 
	}
1735 
 
1736 
}