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