1<?php 2/** 3 * The Mail_mimeDecode class is used to decode mail/mime messages 4 * 5 * This class will parse a raw mime email and return 6 * the structure. Returned structure is similar to 7 * that returned by imap_fetchstructure(). 8 * 9 * +----------------------------- IMPORTANT ------------------------------+ 10 * | Usage of this class compared to native php extensions such as | 11 * | mailparse or imap, is slow and may be feature deficient. If available| 12 * | you are STRONGLY recommended to use the php extensions. | 13 * +----------------------------------------------------------------------+ 14 * 15 * Compatible with PHP versions 4 and 5 16 * 17 * LICENSE: This LICENSE is in the BSD license style. 18 * Copyright (c) 2002-2003, Richard Heyes <richard@phpguru.org> 19 * Copyright (c) 2003-2006, PEAR <pear-group@php.net> 20 * All rights reserved. 21 * 22 * Redistribution and use in source and binary forms, with or 23 * without modification, are permitted provided that the following 24 * conditions are met: 25 * 26 * - Redistributions of source code must retain the above copyright 27 * notice, this list of conditions and the following disclaimer. 28 * - Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * - Neither the name of the authors, nor the names of its contributors 32 * may be used to endorse or promote products derived from this 33 * software without specific prior written permission. 34 * 35 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 36 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 37 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 38 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 39 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 40 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 41 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 42 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 43 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 44 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 45 * THE POSSIBILITY OF SUCH DAMAGE. 46 * 47 * @category Mail 48 * @package Mail_Mime 49 * @author Richard Heyes <richard@phpguru.org> 50 * @author George Schlossnagle <george@omniti.com> 51 * @author Cipriano Groenendal <cipri@php.net> 52 * @author Sean Coates <sean@php.net> 53 * @copyright 2003-2006 PEAR <pear-group@php.net> 54 * @license http://www.opensource.org/licenses/bsd-license.php BSD License 55 * @version CVS: $Id: mimeDecode.php,v 1.48 2006/12/03 13:43:33 cipri Exp $ 56 * @link http://pear.php.net/package/Mail_mime 57 */ 58 59 60/** 61 * require PEAR 62 * 63 * This package depends on PEAR to raise errors. 64 */ 65require_once 'PEAR.php'; 66 67 68/** 69 * The Mail_mimeDecode class is used to decode mail/mime messages 70 * 71 * This class will parse a raw mime email and return the structure. 72 * Returned structure is similar to that returned by imap_fetchstructure(). 73 * 74 * +----------------------------- IMPORTANT ------------------------------+ 75 * | Usage of this class compared to native php extensions such as | 76 * | mailparse or imap, is slow and may be feature deficient. If available| 77 * | you are STRONGLY recommended to use the php extensions. | 78 * +----------------------------------------------------------------------+ 79 * 80 * @category Mail 81 * @package Mail_Mime 82 * @author Richard Heyes <richard@phpguru.org> 83 * @author George Schlossnagle <george@omniti.com> 84 * @author Cipriano Groenendal <cipri@php.net> 85 * @author Sean Coates <sean@php.net> 86 * @copyright 2003-2006 PEAR <pear-group@php.net> 87 * @license http://www.opensource.org/licenses/bsd-license.php BSD License 88 * @version Release: @package_version@ 89 * @link http://pear.php.net/package/Mail_mime 90 */ 91class Mail_mimeDecode extends PEAR 92{ 93 /** 94 * The raw email to decode 95 * 96 * @var string 97 * @access private 98 */ 99 var $_input; 100 101 /** 102 * The header part of the input 103 * 104 * @var string 105 * @access private 106 */ 107 var $_header; 108 109 /** 110 * The body part of the input 111 * 112 * @var string 113 * @access private 114 */ 115 var $_body; 116 117 /** 118 * If an error occurs, this is used to store the message 119 * 120 * @var string 121 * @access private 122 */ 123 var $_error; 124 125 /** 126 * Flag to determine whether to include bodies in the 127 * returned object. 128 * 129 * @var boolean 130 * @access private 131 */ 132 var $_include_bodies; 133 134 /** 135 * Flag to determine whether to decode bodies 136 * 137 * @var boolean 138 * @access private 139 */ 140 var $_decode_bodies; 141 142 /** 143 * Flag to determine whether to decode headers 144 * 145 * @var boolean 146 * @access private 147 */ 148 var $_decode_headers; 149 150 /** 151 * Constructor. 152 * 153 * Sets up the object, initialise the variables, and splits and 154 * stores the header and body of the input. 155 * 156 * @param string The input to decode 157 * @access public 158 */ 159 function Mail_mimeDecode($input) 160 { 161 list($header, $body) = $this->_splitBodyHeader($input); 162 163 $this->_input = $input; 164 $this->_header = $header; 165 $this->_body = $body; 166 $this->_decode_bodies = false; 167 $this->_include_bodies = true; 168 } 169 170 /** 171 * Begins the decoding process. If called statically 172 * it will create an object and call the decode() method 173 * of it. 174 * 175 * @param array An array of various parameters that determine 176 * various things: 177 * include_bodies - Whether to include the body in the returned 178 * object. 179 * decode_bodies - Whether to decode the bodies 180 * of the parts. (Transfer encoding) 181 * decode_headers - Whether to decode headers 182 * input - If called statically, this will be treated 183 * as the input 184 * @return object Decoded results 185 * @access public 186 */ 187 function decode($params = null) 188 { 189 // determine if this method has been called statically 190 $isStatic = !(isset($this) && get_class($this) == __CLASS__); 191 192 // Have we been called statically? 193 // If so, create an object and pass details to that. 194 if ($isStatic AND isset($params['input'])) { 195 196 $obj = new Mail_mimeDecode($params['input']); 197 $structure = $obj->decode($params); 198 199 // Called statically but no input 200 } elseif ($isStatic) { 201 return PEAR::raiseError('Called statically and no input given'); 202 203 // Called via an object 204 } else { 205 $this->_include_bodies = isset($params['include_bodies']) ? 206 $params['include_bodies'] : false; 207 $this->_decode_bodies = isset($params['decode_bodies']) ? 208 $params['decode_bodies'] : false; 209 $this->_decode_headers = isset($params['decode_headers']) ? 210 $params['decode_headers'] : false; 211 212 $structure = $this->_decode($this->_header, $this->_body); 213 if ($structure === false) { 214 $structure = $this->raiseError($this->_error); 215 } 216 } 217 218 return $structure; 219 } 220 221 /** 222 * Performs the decoding. Decodes the body string passed to it 223 * If it finds certain content-types it will call itself in a 224 * recursive fashion 225 * 226 * @param string Header section 227 * @param string Body section 228 * @return object Results of decoding process 229 * @access private 230 */ 231 function _decode($headers, $body, $default_ctype = 'text/plain') 232 { 233 $return = new stdClass; 234 $return->headers = array(); 235 $headers = $this->_parseHeaders($headers); 236 237 foreach ($headers as $value) { 238 if (isset($return->headers[strtolower($value['name'])]) AND !is_array($return->headers[strtolower($value['name'])])) { 239 $return->headers[strtolower($value['name'])] = array($return->headers[strtolower($value['name'])]); 240 $return->headers[strtolower($value['name'])][] = $value['value']; 241 242 } elseif (isset($return->headers[strtolower($value['name'])])) { 243 $return->headers[strtolower($value['name'])][] = $value['value']; 244 245 } else { 246 $return->headers[strtolower($value['name'])] = $value['value']; 247 } 248 } 249 250 reset($headers); 251 while (list($key, $value) = each($headers)) { 252 $headers[$key]['name'] = strtolower($headers[$key]['name']); 253 switch ($headers[$key]['name']) { 254 255 case 'content-type': 256 $content_type = $this->_parseHeaderValue($headers[$key]['value']); 257 258 if (preg_match('/([0-9a-z+.-]+)\/([0-9a-z+.-]+)/i', $content_type['value'], $regs)) { 259 $return->ctype_primary = $regs[1]; 260 $return->ctype_secondary = $regs[2]; 261 } 262 263 if (isset($content_type['other'])) { 264 while (list($p_name, $p_value) = each($content_type['other'])) { 265 $return->ctype_parameters[$p_name] = $p_value; 266 } 267 } 268 break; 269 270 case 'content-disposition': 271 $content_disposition = $this->_parseHeaderValue($headers[$key]['value']); 272 $return->disposition = $content_disposition['value']; 273 if (isset($content_disposition['other'])) { 274 while (list($p_name, $p_value) = each($content_disposition['other'])) { 275 $return->d_parameters[$p_name] = $p_value; 276 } 277 } 278 break; 279 280 case 'content-transfer-encoding': 281 $content_transfer_encoding = $this->_parseHeaderValue($headers[$key]['value']); 282 break; 283 } 284 } 285 286 if (isset($content_type)) { 287 switch (strtolower($content_type['value'])) { 288 case 'text/plain': 289 $encoding = isset($content_transfer_encoding) ? $content_transfer_encoding['value'] : '7bit'; 290 $this->_include_bodies ? $return->body = ($this->_decode_bodies ? $this->_decodeBody($body, $encoding) : $body) : null; 291 break; 292 293 case 'text/html': 294 $encoding = isset($content_transfer_encoding) ? $content_transfer_encoding['value'] : '7bit'; 295 $this->_include_bodies ? $return->body = ($this->_decode_bodies ? $this->_decodeBody($body, $encoding) : $body) : null; 296 break; 297 298 case 'multipart/parallel': 299 case 'multipart/appledouble': // Appledouble mail 300 case 'multipart/report': // RFC1892 301 case 'multipart/signed': // PGP 302 case 'multipart/digest': 303 case 'multipart/alternative': 304 case 'multipart/related': 305 case 'multipart/mixed': 306 if(!isset($content_type['other']['boundary'])){ 307 $this->_error = 'No boundary found for ' . $content_type['value'] . ' part'; 308 return false; 309 } 310 311 $default_ctype = (strtolower($content_type['value']) === 'multipart/digest') ? 'message/rfc822' : 'text/plain'; 312 313 $parts = $this->_boundarySplit($body, $content_type['other']['boundary']); 314 for ($i = 0; $i < count($parts); $i++) { 315 list($part_header, $part_body) = $this->_splitBodyHeader($parts[$i]); 316 $part = $this->_decode($part_header, $part_body, $default_ctype); 317 if($part === false) 318 $part = $this->raiseError($this->_error); 319 $return->parts[] = $part; 320 } 321 break; 322 323 case 'message/rfc822': 324 $obj = &new Mail_mimeDecode($body); 325 $return->parts[] = $obj->decode(array('include_bodies' => $this->_include_bodies, 326 'decode_bodies' => $this->_decode_bodies, 327 'decode_headers' => $this->_decode_headers)); 328 unset($obj); 329 break; 330 331 default: 332 if(!isset($content_transfer_encoding['value'])) 333 $content_transfer_encoding['value'] = '7bit'; 334 $this->_include_bodies ? $return->body = ($this->_decode_bodies ? $this->_decodeBody($body, $content_transfer_encoding['value']) : $body) : null; 335 break; 336 } 337 338 } else { 339 $ctype = explode('/', $default_ctype); 340 $return->ctype_primary = $ctype[0]; 341 $return->ctype_secondary = $ctype[1]; 342 $this->_include_bodies ? $return->body = ($this->_decode_bodies ? $this->_decodeBody($body) : $body) : null; 343 } 344 345 return $return; 346 } 347 348 /** 349 * Given the output of the above function, this will return an 350 * array of references to the parts, indexed by mime number. 351 * 352 * @param object $structure The structure to go through 353 * @param string $mime_number Internal use only. 354 * @return array Mime numbers 355 */ 356 function &getMimeNumbers(&$structure, $no_refs = false, $mime_number = '', $prepend = '') 357 { 358 $return = array(); 359 if (!empty($structure->parts)) { 360 if ($mime_number != '') { 361 $structure->mime_id = $prepend . $mime_number; 362 $return[$prepend . $mime_number] = &$structure; 363 } 364 for ($i = 0; $i < count($structure->parts); $i++) { 365 366 367 if (!empty($structure->headers['content-type']) AND substr(strtolower($structure->headers['content-type']), 0, 8) == 'message/') { 368 $prepend = $prepend . $mime_number . '.'; 369 $_mime_number = ''; 370 } else { 371 $_mime_number = ($mime_number == '' ? $i + 1 : sprintf('%s.%s', $mime_number, $i + 1)); 372 } 373 374 $arr = &Mail_mimeDecode::getMimeNumbers($structure->parts[$i], $no_refs, $_mime_number, $prepend); 375 foreach ($arr as $key => $val) { 376 $no_refs ? $return[$key] = '' : $return[$key] = &$arr[$key]; 377 } 378 } 379 } else { 380 if ($mime_number == '') { 381 $mime_number = '1'; 382 } 383 $structure->mime_id = $prepend . $mime_number; 384 $no_refs ? $return[$prepend . $mime_number] = '' : $return[$prepend . $mime_number] = &$structure; 385 } 386 387 return $return; 388 } 389 390 /** 391 * Given a string containing a header and body 392 * section, this function will split them (at the first 393 * blank line) and return them. 394 * 395 * @param string Input to split apart 396 * @return array Contains header and body section 397 * @access private 398 */ 399 function _splitBodyHeader($input) 400 { 401 if (preg_match("/^(.*?)\r?\n\r?\n(.*)/s", $input, $match)) { 402 return array($match[1], $match[2]); 403 } 404 $this->_error = 'Could not split header and body'; 405 return false; 406 } 407 408 /** 409 * Parse headers given in $input and return 410 * as assoc array. 411 * 412 * @param string Headers to parse 413 * @return array Contains parsed headers 414 * @access private 415 */ 416 function _parseHeaders($input) 417 { 418 419 if ($input !== '') { 420 // Unfold the input 421 $input = preg_replace("/\r?\n/", "\r\n", $input); 422 $input = preg_replace("/\r\n(\t| )+/", ' ', $input); 423 $headers = explode("\r\n", trim($input)); 424 425 foreach ($headers as $value) { 426 $hdr_name = substr($value, 0, $pos = strpos($value, ':')); 427 $hdr_value = substr($value, $pos+1); 428 if($hdr_value[0] == ' ') 429 $hdr_value = substr($hdr_value, 1); 430 431 $return[] = array( 432 'name' => $hdr_name, 433 'value' => $this->_decode_headers ? $this->_decodeHeader($hdr_value) : $hdr_value 434 ); 435 } 436 } else { 437 $return = array(); 438 } 439 440 return $return; 441 } 442 443 /** 444 * Function to parse a header value, 445 * extract first part, and any secondary 446 * parts (after ;) This function is not as 447 * robust as it could be. Eg. header comments 448 * in the wrong place will probably break it. 449 * 450 * @param string Header value to parse 451 * @return array Contains parsed result 452 * @access private 453 */ 454 function _parseHeaderValue($input) 455 { 456 457 if (($pos = strpos($input, ';')) !== false) { 458 459 $return['value'] = trim(substr($input, 0, $pos)); 460 $input = trim(substr($input, $pos+1)); 461 462 if (strlen($input) > 0) { 463 464 // This splits on a semi-colon, if there's no preceeding backslash 465 // Now works with quoted values; had to glue the \; breaks in PHP 466 // the regex is already bordering on incomprehensible 467 $splitRegex = '/([^;\'"]*[\'"]([^\'"]*([^\'"]*)*)[\'"][^;\'"]*|([^;]+))(;|$)/'; 468 preg_match_all($splitRegex, $input, $matches); 469 $parameters = array(); 470 for ($i=0; $i<count($matches[0]); $i++) { 471 $param = $matches[0][$i]; 472 while (substr($param, -2) == '\;') { 473 $param .= $matches[0][++$i]; 474 } 475 $parameters[] = $param; 476 } 477 478 for ($i = 0; $i < count($parameters); $i++) { 479 $param_name = trim(substr($parameters[$i], 0, $pos = strpos($parameters[$i], '=')), "'\";\t\\ "); 480 $param_value = trim(str_replace('\;', ';', substr($parameters[$i], $pos + 1)), "'\";\t\\ "); 481 if ($param_value[0] == '"') { 482 $param_value = substr($param_value, 1, -1); 483 } 484 $return['other'][$param_name] = $param_value; 485 $return['other'][strtolower($param_name)] = $param_value; 486 } 487 } 488 } else { 489 $return['value'] = trim($input); 490 } 491 492 return $return; 493 } 494 495 /** 496 * This function splits the input based 497 * on the given boundary 498 * 499 * @param string Input to parse 500 * @return array Contains array of resulting mime parts 501 * @access private 502 */ 503 function _boundarySplit($input, $boundary) 504 { 505 $parts = array(); 506 507 $bs_possible = substr($boundary, 2, -2); 508 $bs_check = '\"' . $bs_possible . '\"'; 509 510 if ($boundary == $bs_check) { 511 $boundary = $bs_possible; 512 } 513 514 $tmp = explode('--' . $boundary, $input); 515 516 for ($i = 1; $i < count($tmp) - 1; $i++) { 517 $parts[] = $tmp[$i]; 518 } 519 520 return $parts; 521 } 522 523 /** 524 * Given a header, this function will decode it 525 * according to RFC2047. Probably not *exactly* 526 * conformant, but it does pass all the given 527 * examples (in RFC2047). 528 * 529 * @param string Input header value to decode 530 * @return string Decoded header value 531 * @access private 532 */ 533 function _decodeHeader($input) 534 { 535 // Remove white space between encoded-words 536 $input = preg_replace('/(=\?[^?]+\?(q|b)\?[^?]*\?=)(\s)+=\?/i', '\1=?', $input); 537 538 // For each encoded-word... 539 while (preg_match('/(=\?([^?]+)\?(q|b)\?([^?]*)\?=)/i', $input, $matches)) { 540 541 $encoded = $matches[1]; 542 $charset = $matches[2]; 543 $encoding = $matches[3]; 544 $text = $matches[4]; 545 546 switch (strtolower($encoding)) { 547 case 'b': 548 $text = base64_decode($text); 549 break; 550 551 case 'q': 552 $text = str_replace('_', ' ', $text); 553 preg_match_all('/=([a-f0-9]{2})/i', $text, $matches); 554 foreach($matches[1] as $value) 555 $text = str_replace('='.$value, chr(hexdec($value)), $text); 556 break; 557 } 558 559 $input = str_replace($encoded, $text, $input); 560 } 561 562 return $input; 563 } 564 565 /** 566 * Given a body string and an encoding type, 567 * this function will decode and return it. 568 * 569 * @param string Input body to decode 570 * @param string Encoding type to use. 571 * @return string Decoded body 572 * @access private 573 */ 574 function _decodeBody($input, $encoding = '7bit') 575 { 576 switch (strtolower($encoding)) { 577 case '7bit': 578 return $input; 579 break; 580 581 case 'quoted-printable': 582 return $this->_quotedPrintableDecode($input); 583 break; 584 585 case 'base64': 586 return base64_decode($input); 587 break; 588 589 default: 590 return $input; 591 } 592 } 593 594 /** 595 * Given a quoted-printable string, this 596 * function will decode and return it. 597 * 598 * @param string Input body to decode 599 * @return string Decoded body 600 * @access private 601 */ 602 function _quotedPrintableDecode($input) 603 { 604 // Remove soft line breaks 605 $input = preg_replace("/=\r?\n/", '', $input); 606 607 // Replace encoded characters 608 $input = preg_replace('/=([a-f0-9]{2})/ie', "chr(hexdec('\\1'))", $input); 609 610 return $input; 611 } 612 613 /** 614 * Checks the input for uuencoded files and returns 615 * an array of them. Can be called statically, eg: 616 * 617 * $files =& Mail_mimeDecode::uudecode($some_text); 618 * 619 * It will check for the begin 666 ... end syntax 620 * however and won't just blindly decode whatever you 621 * pass it. 622 * 623 * @param string Input body to look for attahcments in 624 * @return array Decoded bodies, filenames and permissions 625 * @access public 626 * @author Unknown 627 */ 628 function &uudecode($input) 629 { 630 // Find all uuencoded sections 631 preg_match_all("/begin ([0-7]{3}) (.+)\r?\n(.+)\r?\nend/Us", $input, $matches); 632 633 for ($j = 0; $j < count($matches[3]); $j++) { 634 635 $str = $matches[3][$j]; 636 $filename = $matches[2][$j]; 637 $fileperm = $matches[1][$j]; 638 639 $file = ''; 640 $str = preg_split("/\r?\n/", trim($str)); 641 $strlen = count($str); 642 643 for ($i = 0; $i < $strlen; $i++) { 644 $pos = 1; 645 $d = 0; 646 $len=(int)(((ord(substr($str[$i],0,1)) -32) - ' ') & 077); 647 648 while (($d + 3 <= $len) AND ($pos + 4 <= strlen($str[$i]))) { 649 $c0 = (ord(substr($str[$i],$pos,1)) ^ 0x20); 650 $c1 = (ord(substr($str[$i],$pos+1,1)) ^ 0x20); 651 $c2 = (ord(substr($str[$i],$pos+2,1)) ^ 0x20); 652 $c3 = (ord(substr($str[$i],$pos+3,1)) ^ 0x20); 653 $file .= chr(((($c0 - ' ') & 077) << 2) | ((($c1 - ' ') & 077) >> 4)); 654 655 $file .= chr(((($c1 - ' ') & 077) << 4) | ((($c2 - ' ') & 077) >> 2)); 656 657 $file .= chr(((($c2 - ' ') & 077) << 6) | (($c3 - ' ') & 077)); 658 659 $pos += 4; 660 $d += 3; 661 } 662 663 if (($d + 2 <= $len) && ($pos + 3 <= strlen($str[$i]))) { 664 $c0 = (ord(substr($str[$i],$pos,1)) ^ 0x20); 665 $c1 = (ord(substr($str[$i],$pos+1,1)) ^ 0x20); 666 $c2 = (ord(substr($str[$i],$pos+2,1)) ^ 0x20); 667 $file .= chr(((($c0 - ' ') & 077) << 2) | ((($c1 - ' ') & 077) >> 4)); 668 669 $file .= chr(((($c1 - ' ') & 077) << 4) | ((($c2 - ' ') & 077) >> 2)); 670 671 $pos += 3; 672 $d += 2; 673 } 674 675 if (($d + 1 <= $len) && ($pos + 2 <= strlen($str[$i]))) { 676 $c0 = (ord(substr($str[$i],$pos,1)) ^ 0x20); 677 $c1 = (ord(substr($str[$i],$pos+1,1)) ^ 0x20); 678 $file .= chr(((($c0 - ' ') & 077) << 2) | ((($c1 - ' ') & 077) >> 4)); 679 680 } 681 } 682 $files[] = array('filename' => $filename, 'fileperm' => $fileperm, 'filedata' => $file); 683 } 684 685 return $files; 686 } 687 688 /** 689 * getSendArray() returns the arguments required for Mail::send() 690 * used to build the arguments for a mail::send() call 691 * 692 * Usage: 693 * $mailtext = Full email (for example generated by a template) 694 * $decoder = new Mail_mimeDecode($mailtext); 695 * $parts = $decoder->getSendArray(); 696 * if (!PEAR::isError($parts) { 697 * list($recipents,$headers,$body) = $parts; 698 * $mail = Mail::factory('smtp'); 699 * $mail->send($recipents,$headers,$body); 700 * } else { 701 * echo $parts->message; 702 * } 703 * @return mixed array of recipeint, headers,body or Pear_Error 704 * @access public 705 * @author Alan Knowles <alan@akbkhome.com> 706 */ 707 function getSendArray() 708 { 709 // prevent warning if this is not set 710 $this->_decode_headers = FALSE; 711 $headerlist =$this->_parseHeaders($this->_header); 712 $to = ""; 713 if (!$headerlist) { 714 return $this->raiseError("Message did not contain headers"); 715 } 716 foreach($headerlist as $item) { 717 $header[$item['name']] = $item['value']; 718 switch (strtolower($item['name'])) { 719 case "to": 720 case "cc": 721 case "bcc": 722 $to = ",".$item['value']; 723 default: 724 break; 725 } 726 } 727 if ($to == "") { 728 return $this->raiseError("Message did not contain any recipents"); 729 } 730 $to = substr($to,1); 731 return array($to,$header,$this->_body); 732 } 733 734 /** 735 * Returns a xml copy of the output of 736 * Mail_mimeDecode::decode. Pass the output in as the 737 * argument. This function can be called statically. Eg: 738 * 739 * $output = $obj->decode(); 740 * $xml = Mail_mimeDecode::getXML($output); 741 * 742 * The DTD used for this should have been in the package. Or 743 * alternatively you can get it from cvs, or here: 744 * http://www.phpguru.org/xmail/xmail.dtd. 745 * 746 * @param object Input to convert to xml. This should be the 747 * output of the Mail_mimeDecode::decode function 748 * @return string XML version of input 749 * @access public 750 */ 751 function getXML($input) 752 { 753 $crlf = "\r\n"; 754 $output = '<?xml version=\'1.0\'?>' . $crlf . 755 '<!DOCTYPE email SYSTEM "http://www.phpguru.org/xmail/xmail.dtd">' . $crlf . 756 '<email>' . $crlf . 757 Mail_mimeDecode::_getXML($input) . 758 '</email>'; 759 760 return $output; 761 } 762 763 /** 764 * Function that does the actual conversion to xml. Does a single 765 * mimepart at a time. 766 * 767 * @param object Input to convert to xml. This is a mimepart object. 768 * It may or may not contain subparts. 769 * @param integer Number of tabs to indent 770 * @return string XML version of input 771 * @access private 772 */ 773 function _getXML($input, $indent = 1) 774 { 775 $htab = "\t"; 776 $crlf = "\r\n"; 777 $output = ''; 778 $headers = @(array)$input->headers; 779 780 foreach ($headers as $hdr_name => $hdr_value) { 781 782 // Multiple headers with this name 783 if (is_array($headers[$hdr_name])) { 784 for ($i = 0; $i < count($hdr_value); $i++) { 785 $output .= Mail_mimeDecode::_getXML_helper($hdr_name, $hdr_value[$i], $indent); 786 } 787 788 // Only one header of this sort 789 } else { 790 $output .= Mail_mimeDecode::_getXML_helper($hdr_name, $hdr_value, $indent); 791 } 792 } 793 794 if (!empty($input->parts)) { 795 for ($i = 0; $i < count($input->parts); $i++) { 796 $output .= $crlf . str_repeat($htab, $indent) . '<mimepart>' . $crlf . 797 Mail_mimeDecode::_getXML($input->parts[$i], $indent+1) . 798 str_repeat($htab, $indent) . '</mimepart>' . $crlf; 799 } 800 } elseif (isset($input->body)) { 801 $output .= $crlf . str_repeat($htab, $indent) . '<body><![CDATA[' . 802 $input->body . ']]></body>' . $crlf; 803 } 804 805 return $output; 806 } 807 808 /** 809 * Helper function to _getXML(). Returns xml of a header. 810 * 811 * @param string Name of header 812 * @param string Value of header 813 * @param integer Number of tabs to indent 814 * @return string XML version of input 815 * @access private 816 */ 817 function _getXML_helper($hdr_name, $hdr_value, $indent) 818 { 819 $htab = "\t"; 820 $crlf = "\r\n"; 821 $return = ''; 822 823 $new_hdr_value = ($hdr_name != 'received') ? Mail_mimeDecode::_parseHeaderValue($hdr_value) : array('value' => $hdr_value); 824 $new_hdr_name = str_replace(' ', '-', ucwords(str_replace('-', ' ', $hdr_name))); 825 826 // Sort out any parameters 827 if (!empty($new_hdr_value['other'])) { 828 foreach ($new_hdr_value['other'] as $paramname => $paramvalue) { 829 $params[] = str_repeat($htab, $indent) . $htab . '<parameter>' . $crlf . 830 str_repeat($htab, $indent) . $htab . $htab . '<paramname>' . htmlspecialchars($paramname) . '</paramname>' . $crlf . 831 str_repeat($htab, $indent) . $htab . $htab . '<paramvalue>' . htmlspecialchars($paramvalue) . '</paramvalue>' . $crlf . 832 str_repeat($htab, $indent) . $htab . '</parameter>' . $crlf; 833 } 834 835 $params = implode('', $params); 836 } else { 837 $params = ''; 838 } 839 840 $return = str_repeat($htab, $indent) . '<header>' . $crlf . 841 str_repeat($htab, $indent) . $htab . '<headername>' . htmlspecialchars($new_hdr_name) . '</headername>' . $crlf . 842 str_repeat($htab, $indent) . $htab . '<headervalue>' . htmlspecialchars($new_hdr_value['value']) . '</headervalue>' . $crlf . 843 $params . 844 str_repeat($htab, $indent) . '</header>' . $crlf; 845 846 return $return; 847 } 848 849} // End of class 850