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1 <?php 2 /** 3 * A class to build and send multi part mails (with HTML content and embedded 4 * attachments). All mails are assumed to be in UTF-8 encoding. 5 * 6 * Attachments are handled in memory so this shouldn't be used to send huge 7 * files, but then again mail shouldn't be used to send huge files either. 8 * 9 * @author Andreas Gohr <andi@splitbrain.org> 10 */ 11 12 // end of line for mail lines - RFC822 says CRLF but postfix (and other MTAs?) 13 // think different 14 if(!defined('MAILHEADER_EOL')) define('MAILHEADER_EOL', "\n"); 15 #define('MAILHEADER_ASCIIONLY',1); 16 17 /** 18 * Mail Handling 19 */ 20 class Mailer { 21 22 protected $headers = array(); 23 protected $attach = array(); 24 protected $html = ''; 25 protected $text = ''; 26 27 protected $boundary = ''; 28 protected $partid = ''; 29 protected $sendparam = null; 30 31 protected $allowhtml = true; 32 33 protected $replacements = array('text'=> array(), 'html' => array()); 34 35 /** 36 * Constructor 37 * 38 * Initializes the boundary strings, part counters and token replacements 39 */ 40 public function __construct() { 41 global $conf; 42 /* @var Input $INPUT */ 43 global $INPUT; 44 45 $server = parse_url(DOKU_URL, PHP_URL_HOST); 46 if(strpos($server,'.') === false) $server = $server.'.localhost'; 47 48 $this->partid = substr(md5(uniqid(rand(), true)),0, 8).'@'.$server; 49 $this->boundary = '__________'.md5(uniqid(rand(), true)); 50 51 $listid = join('.', array_reverse(explode('/', DOKU_BASE))).$server; 52 $listid = strtolower(trim($listid, '.')); 53 54 $this->allowhtml = (bool)$conf['htmlmail']; 55 56 // add some default headers for mailfiltering FS#2247 57 if(!empty($conf['mailreturnpath'])) { 58 $this->setHeader('Return-Path', $conf['mailreturnpath']); 59 } 60 $this->setHeader('X-Mailer', 'DokuWiki'); 61 $this->setHeader('X-DokuWiki-User', $INPUT->server->str('REMOTE_USER')); 62 $this->setHeader('X-DokuWiki-Title', $conf['title']); 63 $this->setHeader('X-DokuWiki-Server', $server); 64 $this->setHeader('X-Auto-Response-Suppress', 'OOF'); 65 $this->setHeader('List-Id', $conf['title'].' <'.$listid.'>'); 66 $this->setHeader('Date', date('r'), false); 67 68 $this->prepareTokenReplacements(); 69 } 70 71 /** 72 * Attach a file 73 * 74 * @param string $path Path to the file to attach 75 * @param string $mime Mimetype of the attached file 76 * @param string $name The filename to use 77 * @param string $embed Unique key to reference this file from the HTML part 78 */ 79 public function attachFile($path, $mime, $name = '', $embed = '') { 80 if(!$name) { 81 $name = utf8_basename($path); 82 } 83 84 $this->attach[] = array( 85 'data' => file_get_contents($path), 86 'mime' => $mime, 87 'name' => $name, 88 'embed' => $embed 89 ); 90 } 91 92 /** 93 * Attach a file 94 * 95 * @param string $data The file contents to attach 96 * @param string $mime Mimetype of the attached file 97 * @param string $name The filename to use 98 * @param string $embed Unique key to reference this file from the HTML part 99 */ 100 public function attachContent($data, $mime, $name = '', $embed = '') { 101 if(!$name) { 102 list(, $ext) = explode('/', $mime); 103 $name = count($this->attach).".$ext"; 104 } 105 106 $this->attach[] = array( 107 'data' => $data, 108 'mime' => $mime, 109 'name' => $name, 110 'embed' => $embed 111 ); 112 } 113 114 /** 115 * Callback function to automatically embed images referenced in HTML templates 116 * 117 * @param array $matches 118 * @return string placeholder 119 */ 120 protected function autoembed_cb($matches) { 121 static $embeds = 0; 122 $embeds++; 123 124 // get file and mime type 125 $media = cleanID($matches[1]); 126 list(, $mime) = mimetype($media); 127 $file = mediaFN($media); 128 if(!file_exists($file)) return $matches[0]; //bad reference, keep as is 129 130 // attach it and set placeholder 131 $this->attachFile($file, $mime, '', 'autoembed'.$embeds); 132 return '%%autoembed'.$embeds.'%%'; 133 } 134 135 /** 136 * Add an arbitrary header to the mail 137 * 138 * If an empy value is passed, the header is removed 139 * 140 * @param string $header the header name (no trailing colon!) 141 * @param string|string[] $value the value of the header 142 * @param bool $clean remove all non-ASCII chars and line feeds? 143 */ 144 public function setHeader($header, $value, $clean = true) { 145 $header = str_replace(' ', '-', ucwords(strtolower(str_replace('-', ' ', $header)))); // streamline casing 146 if($clean) { 147 $header = preg_replace('/[^a-zA-Z0-9_ \-\.\+\@]+/', '', $header); 148 $value = preg_replace('/[^a-zA-Z0-9_ \-\.\+\@<>]+/', '', $value); 149 } 150 151 // empty value deletes 152 if(is_array($value)){ 153 $value = array_map('trim', $value); 154 $value = array_filter($value); 155 if(!$value) $value = ''; 156 }else{ 157 $value = trim($value); 158 } 159 if($value === '') { 160 if(isset($this->headers[$header])) unset($this->headers[$header]); 161 } else { 162 $this->headers[$header] = $value; 163 } 164 } 165 166 /** 167 * Set additional parameters to be passed to sendmail 168 * 169 * Whatever is set here is directly passed to PHP's mail() command as last 170 * parameter. Depending on the PHP setup this might break mailing alltogether 171 * 172 * @param string $param 173 */ 174 public function setParameters($param) { 175 $this->sendparam = $param; 176 } 177 178 /** 179 * Set the text and HTML body and apply replacements 180 * 181 * This function applies a whole bunch of default replacements in addition 182 * to the ones specified as parameters 183 * 184 * If you pass the HTML part or HTML replacements yourself you have to make 185 * sure you encode all HTML special chars correctly 186 * 187 * @param string $text plain text body 188 * @param array $textrep replacements to apply on the text part 189 * @param array $htmlrep replacements to apply on the HTML part, null to use $textrep (with urls wrapped in <a> tags) 190 * @param string $html the HTML body, leave null to create it from $text 191 * @param bool $wrap wrap the HTML in the default header/Footer 192 */ 193 public function setBody($text, $textrep = null, $htmlrep = null, $html = null, $wrap = true) { 194 195 $htmlrep = (array)$htmlrep; 196 $textrep = (array)$textrep; 197 198 // create HTML from text if not given 199 if(is_null($html)) { 200 $html = $text; 201 $html = hsc($html); 202 $html = preg_replace('/^----+$/m', '<hr >', $html); 203 $html = nl2br($html); 204 } 205 if($wrap) { 206 $wrap = rawLocale('mailwrap', 'html'); 207 $html = preg_replace('/\n-- <br \/>.*$/s', '', $html); //strip signature 208 $html = str_replace('@EMAILSIGNATURE@', '', $html); //strip @EMAILSIGNATURE@ 209 $html = str_replace('@HTMLBODY@', $html, $wrap); 210 } 211 212 if(strpos($text, '@EMAILSIGNATURE@') === false) { 213 $text .= '@EMAILSIGNATURE@'; 214 } 215 216 // copy over all replacements missing for HTML (autolink URLs) 217 foreach($textrep as $key => $value) { 218 if(isset($htmlrep[$key])) continue; 219 if(media_isexternal($value)) { 220 $htmlrep[$key] = '<a href="'.hsc($value).'">'.hsc($value).'</a>'; 221 } else { 222 $htmlrep[$key] = hsc($value); 223 } 224 } 225 226 // embed media from templates 227 $html = preg_replace_callback( 228 '/@MEDIA\(([^\)]+)\)@/', 229 array($this, 'autoembed_cb'), $html 230 ); 231 232 // add default token replacements 233 $trep = array_merge($this->replacements['text'], (array)$textrep); 234 $hrep = array_merge($this->replacements['html'], (array)$htmlrep); 235 236 // Apply replacements 237 foreach($trep as $key => $substitution) { 238 $text = str_replace('@'.strtoupper($key).'@', $substitution, $text); 239 } 240 foreach($hrep as $key => $substitution) { 241 $html = str_replace('@'.strtoupper($key).'@', $substitution, $html); 242 } 243 244 $this->setHTML($html); 245 $this->setText($text); 246 } 247 248 /** 249 * Set the HTML part of the mail 250 * 251 * Placeholders can be used to reference embedded attachments 252 * 253 * You probably want to use setBody() instead 254 * 255 * @param string $html 256 */ 257 public function setHTML($html) { 258 $this->html = $html; 259 } 260 261 /** 262 * Set the plain text part of the mail 263 * 264 * You probably want to use setBody() instead 265 * 266 * @param string $text 267 */ 268 public function setText($text) { 269 $this->text = $text; 270 } 271 272 /** 273 * Add the To: recipients 274 * 275 * @see cleanAddress 276 * @param string|string[] $address Multiple adresses separated by commas or as array 277 */ 278 public function to($address) { 279 $this->setHeader('To', $address, false); 280 } 281 282 /** 283 * Add the Cc: recipients 284 * 285 * @see cleanAddress 286 * @param string|string[] $address Multiple adresses separated by commas or as array 287 */ 288 public function cc($address) { 289 $this->setHeader('Cc', $address, false); 290 } 291 292 /** 293 * Add the Bcc: recipients 294 * 295 * @see cleanAddress 296 * @param string|string[] $address Multiple adresses separated by commas or as array 297 */ 298 public function bcc($address) { 299 $this->setHeader('Bcc', $address, false); 300 } 301 302 /** 303 * Add the From: address 304 * 305 * This is set to $conf['mailfrom'] when not specified so you shouldn't need 306 * to call this function 307 * 308 * @see cleanAddress 309 * @param string $address from address 310 */ 311 public function from($address) { 312 $this->setHeader('From', $address, false); 313 } 314 315 /** 316 * Add the mail's Subject: header 317 * 318 * @param string $subject the mail subject 319 */ 320 public function subject($subject) { 321 $this->headers['Subject'] = $subject; 322 } 323 324 /** 325 * Return a clean name which can be safely used in mail address 326 * fields. That means the name will be enclosed in '"' if it includes 327 * a '"' or a ','. Also a '"' will be escaped as '\"'. 328 * 329 * @param string $name the name to clean-up 330 * @see cleanAddress 331 */ 332 public function getCleanName($name) { 333 $name = trim($name, ' \t"'); 334 $name = str_replace('"', '\"', $name, $count); 335 if ($count > 0 || strpos($name, ',') !== false) { 336 $name = '"'.$name.'"'; 337 } 338 return $name; 339 } 340 341 /** 342 * Sets an email address header with correct encoding 343 * 344 * Unicode characters will be deaccented and encoded base64 345 * for headers. Addresses may not contain Non-ASCII data! 346 * 347 * If @$addresses is a string then it will be split into multiple 348 * addresses. Addresses must be separated by a comma. If the display 349 * name includes a comma then it MUST be properly enclosed by '"' to 350 * prevent spliting at the wrong point. 351 * 352 * Example: 353 * cc("föö <foo@bar.com>, me@somewhere.com","TBcc"); 354 * to("foo, Dr." <foo@bar.com>, me@somewhere.com"); 355 * 356 * @param string|string[] $addresses Multiple adresses separated by commas or as array 357 * @return false|string the prepared header (can contain multiple lines) 358 */ 359 public function cleanAddress($addresses) { 360 $headers = ''; 361 if(!is_array($addresses)){ 362 $count = preg_match_all('/\s*(?:("[^"]*"[^,]+),*)|([^,]+)\s*,*/', $addresses, $matches, PREG_SET_ORDER); 363 $addresses = array(); 364 if ($count !== false && is_array($matches)) { 365 foreach ($matches as $match) { 366 array_push($addresses, $match[0]); 367 } 368 } 369 } 370 371 foreach($addresses as $part) { 372 $part = preg_replace('/[\r\n\0]+/', ' ', $part); // remove attack vectors 373 $part = trim($part); 374 375 // parse address 376 if(preg_match('#(.*?)<(.*?)>#', $part, $matches)) { 377 $text = trim($matches[1]); 378 $addr = $matches[2]; 379 } else { 380 $addr = $part; 381 } 382 // skip empty ones 383 if(empty($addr)) { 384 continue; 385 } 386 387 // FIXME: is there a way to encode the localpart of a emailaddress? 388 if(!utf8_isASCII($addr)) { 389 msg(hsc("E-Mail address <$addr> is not ASCII"), -1); 390 continue; 391 } 392 393 if(!mail_isvalid($addr)) { 394 msg(hsc("E-Mail address <$addr> is not valid"), -1); 395 continue; 396 } 397 398 // text was given 399 if(!empty($text) && !isWindows()) { // No named recipients for To: in Windows (see FS#652) 400 // add address quotes 401 $addr = "<$addr>"; 402 403 if(defined('MAILHEADER_ASCIIONLY')) { 404 $text = utf8_deaccent($text); 405 $text = utf8_strip($text); 406 } 407 408 if(strpos($text, ',') !== false || !utf8_isASCII($text)) { 409 $text = '=?UTF-8?B?'.base64_encode($text).'?='; 410 } 411 } else { 412 $text = ''; 413 } 414 415 // add to header comma seperated 416 if($headers != '') { 417 $headers .= ', '; 418 } 419 $headers .= $text.' '.$addr; 420 } 421 422 $headers = trim($headers); 423 if(empty($headers)) return false; 424 425 return $headers; 426 } 427 428 429 /** 430 * Prepare the mime multiparts for all attachments 431 * 432 * Replaces placeholders in the HTML with the correct CIDs 433 * 434 * @return string mime multiparts 435 */ 436 protected function prepareAttachments() { 437 $mime = ''; 438 $part = 1; 439 // embedded attachments 440 foreach($this->attach as $media) { 441 $media['name'] = str_replace(':', '_', cleanID($media['name'], true)); 442 443 // create content id 444 $cid = 'part'.$part.'.'.$this->partid; 445 446 // replace wildcards 447 if($media['embed']) { 448 $this->html = str_replace('%%'.$media['embed'].'%%', 'cid:'.$cid, $this->html); 449 } 450 451 $mime .= '--'.$this->boundary.MAILHEADER_EOL; 452 $mime .= $this->wrappedHeaderLine('Content-Type', $media['mime'].'; id="'.$cid.'"'); 453 $mime .= $this->wrappedHeaderLine('Content-Transfer-Encoding', 'base64'); 454 $mime .= $this->wrappedHeaderLine('Content-ID',"<$cid>"); 455 if($media['embed']) { 456 $mime .= $this->wrappedHeaderLine('Content-Disposition', 'inline; filename='.$media['name']); 457 } else { 458 $mime .= $this->wrappedHeaderLine('Content-Disposition', 'attachment; filename='.$media['name']); 459 } 460 $mime .= MAILHEADER_EOL; //end of headers 461 $mime .= chunk_split(base64_encode($media['data']), 74, MAILHEADER_EOL); 462 463 $part++; 464 } 465 return $mime; 466 } 467 468 /** 469 * Build the body and handles multi part mails 470 * 471 * Needs to be called before prepareHeaders! 472 * 473 * @return string the prepared mail body, false on errors 474 */ 475 protected function prepareBody() { 476 477 // no HTML mails allowed? remove HTML body 478 if(!$this->allowhtml) { 479 $this->html = ''; 480 } 481 482 // check for body 483 if(!$this->text && !$this->html) { 484 return false; 485 } 486 487 // add general headers 488 $this->headers['MIME-Version'] = '1.0'; 489 490 $body = ''; 491 492 if(!$this->html && !count($this->attach)) { // we can send a simple single part message 493 $this->headers['Content-Type'] = 'text/plain; charset=UTF-8'; 494 $this->headers['Content-Transfer-Encoding'] = 'base64'; 495 $body .= chunk_split(base64_encode($this->text), 72, MAILHEADER_EOL); 496 } else { // multi part it is 497 $body .= "This is a multi-part message in MIME format.".MAILHEADER_EOL; 498 499 // prepare the attachments 500 $attachments = $this->prepareAttachments(); 501 502 // do we have alternative text content? 503 if($this->text && $this->html) { 504 $this->headers['Content-Type'] = 'multipart/alternative;'.MAILHEADER_EOL. 505 ' boundary="'.$this->boundary.'XX"'; 506 $body .= '--'.$this->boundary.'XX'.MAILHEADER_EOL; 507 $body .= 'Content-Type: text/plain; charset=UTF-8'.MAILHEADER_EOL; 508 $body .= 'Content-Transfer-Encoding: base64'.MAILHEADER_EOL; 509 $body .= MAILHEADER_EOL; 510 $body .= chunk_split(base64_encode($this->text), 72, MAILHEADER_EOL); 511 $body .= '--'.$this->boundary.'XX'.MAILHEADER_EOL; 512 $body .= 'Content-Type: multipart/related;'.MAILHEADER_EOL. 513 ' boundary="'.$this->boundary.'";'.MAILHEADER_EOL. 514 ' type="text/html"'.MAILHEADER_EOL; 515 $body .= MAILHEADER_EOL; 516 } 517 518 $body .= '--'.$this->boundary.MAILHEADER_EOL; 519 $body .= 'Content-Type: text/html; charset=UTF-8'.MAILHEADER_EOL; 520 $body .= 'Content-Transfer-Encoding: base64'.MAILHEADER_EOL; 521 $body .= MAILHEADER_EOL; 522 $body .= chunk_split(base64_encode($this->html), 72, MAILHEADER_EOL); 523 $body .= MAILHEADER_EOL; 524 $body .= $attachments; 525 $body .= '--'.$this->boundary.'--'.MAILHEADER_EOL; 526 527 // close open multipart/alternative boundary 528 if($this->text && $this->html) { 529 $body .= '--'.$this->boundary.'XX--'.MAILHEADER_EOL; 530 } 531 } 532 533 return $body; 534 } 535 536 /** 537 * Cleanup and encode the headers array 538 */ 539 protected function cleanHeaders() { 540 global $conf; 541 542 // clean up addresses 543 if(empty($this->headers['From'])) $this->from($conf['mailfrom']); 544 $addrs = array('To', 'From', 'Cc', 'Bcc', 'Reply-To', 'Sender'); 545 foreach($addrs as $addr) { 546 if(isset($this->headers[$addr])) { 547 $this->headers[$addr] = $this->cleanAddress($this->headers[$addr]); 548 } 549 } 550 551 if(isset($this->headers['Subject'])) { 552 // add prefix to subject 553 if(empty($conf['mailprefix'])) { 554 if(utf8_strlen($conf['title']) < 20) { 555 $prefix = '['.$conf['title'].']'; 556 } else { 557 $prefix = '['.utf8_substr($conf['title'], 0, 20).'...]'; 558 } 559 } else { 560 $prefix = '['.$conf['mailprefix'].']'; 561 } 562 $len = strlen($prefix); 563 if(substr($this->headers['Subject'], 0, $len) != $prefix) { 564 $this->headers['Subject'] = $prefix.' '.$this->headers['Subject']; 565 } 566 567 // encode subject 568 if(defined('MAILHEADER_ASCIIONLY')) { 569 $this->headers['Subject'] = utf8_deaccent($this->headers['Subject']); 570 $this->headers['Subject'] = utf8_strip($this->headers['Subject']); 571 } 572 if(!utf8_isASCII($this->headers['Subject'])) { 573 $this->headers['Subject'] = '=?UTF-8?B?'.base64_encode($this->headers['Subject']).'?='; 574 } 575 } 576 577 } 578 579 /** 580 * Returns a complete, EOL terminated header line, wraps it if necessary 581 * 582 * @param string $key 583 * @param string $val 584 * @return string line 585 */ 586 protected function wrappedHeaderLine($key, $val){ 587 return wordwrap("$key: $val", 78, MAILHEADER_EOL.' ').MAILHEADER_EOL; 588 } 589 590 /** 591 * Create a string from the headers array 592 * 593 * @returns string the headers 594 */ 595 protected function prepareHeaders() { 596 $headers = ''; 597 foreach($this->headers as $key => $val) { 598 if ($val === '' || is_null($val)) continue; 599 $headers .= $this->wrappedHeaderLine($key, $val); 600 } 601 return $headers; 602 } 603 604 /** 605 * return a full email with all headers 606 * 607 * This is mainly intended for debugging and testing but could also be 608 * used for MHT exports 609 * 610 * @return string the mail, false on errors 611 */ 612 public function dump() { 613 $this->cleanHeaders(); 614 $body = $this->prepareBody(); 615 if($body === false) return false; 616 $headers = $this->prepareHeaders(); 617 618 return $headers.MAILHEADER_EOL.$body; 619 } 620 621 /** 622 * Prepare default token replacement strings 623 * 624 * Populates the '$replacements' property. 625 * Should be called by the class constructor 626 */ 627 protected function prepareTokenReplacements() { 628 global $INFO; 629 global $conf; 630 /* @var Input $INPUT */ 631 global $INPUT; 632 global $lang; 633 634 $ip = clientIP(); 635 $cip = gethostsbyaddrs($ip); 636 637 $this->replacements['text'] = array( 638 'DATE' => dformat(), 639 'BROWSER' => $INPUT->server->str('HTTP_USER_AGENT'), 640 'IPADDRESS' => $ip, 641 'HOSTNAME' => $cip, 642 'TITLE' => $conf['title'], 643 'DOKUWIKIURL' => DOKU_URL, 644 'USER' => $INPUT->server->str('REMOTE_USER'), 645 'NAME' => $INFO['userinfo']['name'], 646 'MAIL' => $INFO['userinfo']['mail'] 647 ); 648 $signature = str_replace('@DOKUWIKIURL@', $this->replacements['text']['DOKUWIKIURL'], $lang['email_signature_text']); 649 $this->replacements['text']['EMAILSIGNATURE'] = "\n-- \n" . $signature . "\n"; 650 651 $this->replacements['html'] = array( 652 'DATE' => '<i>' . hsc(dformat()) . '</i>', 653 'BROWSER' => hsc($INPUT->server->str('HTTP_USER_AGENT')), 654 'IPADDRESS' => '<code>' . hsc($ip) . '</code>', 655 'HOSTNAME' => '<code>' . hsc($cip) . '</code>', 656 'TITLE' => hsc($conf['title']), 657 'DOKUWIKIURL' => '<a href="' . DOKU_URL . '">' . DOKU_URL . '</a>', 658 'USER' => hsc($INPUT->server->str('REMOTE_USER')), 659 'NAME' => hsc($INFO['userinfo']['name']), 660 'MAIL' => '<a href="mailto:"' . hsc($INFO['userinfo']['mail']) . '">' . 661 hsc($INFO['userinfo']['mail']) . '</a>' 662 ); 663 $signature = $lang['email_signature_text']; 664 if(!empty($lang['email_signature_html'])) { 665 $signature = $lang['email_signature_html']; 666 } 667 $signature = str_replace( 668 array( 669 '@DOKUWIKIURL@', 670 "\n" 671 ), 672 array( 673 $this->replacements['html']['DOKUWIKIURL'], 674 '<br />' 675 ), 676 $signature 677 ); 678 $this->replacements['html']['EMAILSIGNATURE'] = $signature; 679 } 680 681 /** 682 * Send the mail 683 * 684 * Call this after all data was set 685 * 686 * @triggers MAIL_MESSAGE_SEND 687 * @return bool true if the mail was successfully passed to the MTA 688 */ 689 public function send() { 690 $success = false; 691 692 // prepare hook data 693 $data = array( 694 // pass the whole mail class to plugin 695 'mail' => $this, 696 // pass references for backward compatibility 697 'to' => &$this->headers['To'], 698 'cc' => &$this->headers['Cc'], 699 'bcc' => &$this->headers['Bcc'], 700 'from' => &$this->headers['From'], 701 'subject' => &$this->headers['Subject'], 702 'body' => &$this->text, 703 'params' => &$this->sendparam, 704 'headers' => '', // plugins shouldn't use this 705 // signal if we mailed successfully to AFTER event 706 'success' => &$success, 707 ); 708 709 // do our thing if BEFORE hook approves 710 $evt = new Doku_Event('MAIL_MESSAGE_SEND', $data); 711 if($evt->advise_before(true)) { 712 // clean up before using the headers 713 $this->cleanHeaders(); 714 715 // any recipients? 716 if(trim($this->headers['To']) === '' && 717 trim($this->headers['Cc']) === '' && 718 trim($this->headers['Bcc']) === '' 719 ) return false; 720 721 // The To: header is special 722 if(array_key_exists('To', $this->headers)) { 723 $to = (string)$this->headers['To']; 724 unset($this->headers['To']); 725 } else { 726 $to = ''; 727 } 728 729 // so is the subject 730 if(array_key_exists('Subject', $this->headers)) { 731 $subject = (string)$this->headers['Subject']; 732 unset($this->headers['Subject']); 733 } else { 734 $subject = ''; 735 } 736 737 // make the body 738 $body = $this->prepareBody(); 739 if($body === false) return false; 740 741 // cook the headers 742 $headers = $this->prepareHeaders(); 743 // add any headers set by legacy plugins 744 if(trim($data['headers'])) { 745 $headers .= MAILHEADER_EOL.trim($data['headers']); 746 } 747 748 // send the thing 749 if(is_null($this->sendparam)) { 750 $success = @mail($to, $subject, $body, $headers); 751 } else { 752 $success = @mail($to, $subject, $body, $headers, $this->sendparam); 753 } 754 } 755 // any AFTER actions? 756 $evt->advise_after(); 757 return $success; 758 } 759 }
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