| 1 | <?php |
| 2 | /******************************************************************************** |
| 3 | * banana/mimepart.inc.php : class for MIME parts |
| 4 | * ------------------------ |
| 5 | * |
| 6 | * This file is part of the banana distribution |
| 7 | * Copyright: See COPYING files that comes with this distribution |
| 8 | ********************************************************************************/ |
| 9 | |
| 10 | class BananaMimePart |
| 11 | { |
| 12 | public $headers = null; /* Should be protected */ |
| 13 | |
| 14 | private $id = null; |
| 15 | private $content_type = null; |
| 16 | private $charset = null; |
| 17 | private $encoding = null; |
| 18 | private $disposition = null; |
| 19 | private $boundary = null; |
| 20 | private $filename = null; |
| 21 | private $format = null; |
| 22 | private $signature = array(); |
| 23 | |
| 24 | private $body = null; |
| 25 | private $multipart = null; |
| 26 | |
| 27 | protected function __construct($data = null) |
| 28 | { |
| 29 | if ($data instanceof BananaMimePart) { |
| 30 | foreach ($this as $key=>$value) { |
| 31 | $this->$key = $data->$key; |
| 32 | } |
| 33 | } elseif (!is_null($data)) { |
| 34 | $this->fromRaw($data); |
| 35 | } |
| 36 | } |
| 37 | |
| 38 | protected function makeTextPart($body, $content_type, $encoding, $charset = null, $format = 'fixed') |
| 39 | { |
| 40 | $this->body = $body; |
| 41 | $this->charset = $charset; |
| 42 | $this->encoding = $encoding; |
| 43 | $this->content_type = $content_type; |
| 44 | $this->format = strtolower($format); |
| 45 | $this->parse(); |
| 46 | } |
| 47 | |
| 48 | protected function makeDataPart($body, $content_type, $encoding, $filename, $disposition, $id = null) |
| 49 | { |
| 50 | $this->body = $body; |
| 51 | $this->content_type = $content_type; |
| 52 | $this->encoding = $encoding; |
| 53 | $this->filename = $filename; |
| 54 | $this->disposition = $disposition; |
| 55 | $this->id = $id; |
| 56 | if (is_null($content_type) || $content_type == 'application/octet-stream') { |
| 57 | $this->decodeContent(); |
| 58 | $this->content_type = BananaMimePart::getMimeType($this->body, false); |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | protected function makeFilePart(array $file, $content_type = null, $disposition = 'attachment') |
| 63 | { |
| 64 | $body = file_get_contents($file['tmp_name']); |
| 65 | if ($body === false || strlen($body) != $file['size']) { |
| 66 | return false; |
| 67 | } |
| 68 | if (is_null($content_type) || $content_type == 'application/octet-stream') { |
| 69 | $content_type = BananaMimePart::getMimeType($file['tmp_name']); |
| 70 | } |
| 71 | if (substr($content_type, 0, 5) == 'text/') { |
| 72 | $encoding = '8bit'; |
| 73 | } else { |
| 74 | $encoding = 'base64'; |
| 75 | $body = chunk_split(base64_encode($body)); |
| 76 | } |
| 77 | $this->filename = $file['name']; |
| 78 | $this->content_type = $content_type; |
| 79 | $this->disposition = $disposition; |
| 80 | $this->body = $body; |
| 81 | $this->encoding = $encoding; |
| 82 | return true; |
| 83 | } |
| 84 | |
| 85 | protected function makeMultiPart($body, $content_type, $encoding, $boundary, $sign_protocole) |
| 86 | { |
| 87 | $this->body = $body; |
| 88 | $this->content_type = $content_type; |
| 89 | $this->encoding = $encoding; |
| 90 | $this->boundary = $boundary; |
| 91 | $this->signature['protocole'] = $sign_protocole; |
| 92 | $this->parse(); |
| 93 | } |
| 94 | |
| 95 | protected function convertToMultiPart() |
| 96 | { |
| 97 | if (!$this->isType('multipart', 'mixed')) { |
| 98 | $newpart = new BananaMimePart($this); |
| 99 | $this->content_type = 'multipart/mixed'; |
| 100 | $this->encoding = '8bit'; |
| 101 | $this->multipart = array($newpart); |
| 102 | $this->headers = null; |
| 103 | $this->charset = null; |
| 104 | $this->disposition = null; |
| 105 | $this->filename = null; |
| 106 | $this->boundary = null; |
| 107 | $this->body = null; |
| 108 | $this->format = null; |
| 109 | $this->id = null; |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | public function addAttachment(array $file, $content_type = null, $disposition = 'attachment') |
| 114 | { |
| 115 | if (!is_uploaded_file($file['tmp_name'])) { |
| 116 | return false; |
| 117 | } |
| 118 | $newpart = new BananaMimePart; |
| 119 | if ($newpart->makeFilePart($file, $content_type, $disposition)) { |
| 120 | $this->convertToMultiPart(); |
| 121 | $this->multipart[] = $newpart; |
| 122 | return true; |
| 123 | } |
| 124 | return false; |
| 125 | } |
| 126 | |
| 127 | public function getHeader($title, $filter = null) |
| 128 | { |
| 129 | if (!isset($this->headers[$title])) { |
| 130 | return null; |
| 131 | } |
| 132 | $header =& $this->headers[$title]; |
| 133 | if (is_null($filter)) { |
| 134 | return trim($header); |
| 135 | } elseif (preg_match($filter, $header, $matches)) { |
| 136 | return trim($matches[1]); |
| 137 | } |
| 138 | return null; |
| 139 | } |
| 140 | |
| 141 | protected function fromRaw($data) |
| 142 | { |
| 143 | if (is_array($data)) { |
| 144 | if (array_key_exists('From', $data)) { |
| 145 | $this->headers = array_map(array($this, 'decodeHeader'), array_change_key_case($data)); |
| 146 | return; |
| 147 | } else { |
| 148 | $lines = $data; |
| 149 | } |
| 150 | } else { |
| 151 | $lines = explode("\n", $data); |
| 152 | } |
| 153 | $headers = BananaMimePart::parseHeaders($lines); |
| 154 | $this->headers =& $headers; |
| 155 | if (empty($headers) || empty($lines)) { |
| 156 | return; |
| 157 | } |
| 158 | $content = join("\n", $lines); |
| 159 | unset($lines); |
| 160 | $test = trim($content); |
| 161 | if (empty($test)) { |
| 162 | return; |
| 163 | } |
| 164 | unset($test); |
| 165 | |
| 166 | $content_type = strtolower($this->getHeader('content-type', '/^\s*([^ ;]+?)(;|$)/')); |
| 167 | if (empty($content_type)) { |
| 168 | $encoding = '8bit'; |
| 169 | $charset = 'CP1252'; |
| 170 | $content_type = 'text/plain'; |
| 171 | $format = strtolower($this->getHeader('x-rfc2646', '/format="?([^ w@"]+?)"?\s*(;|$)/i')); |
| 172 | } else { |
| 173 | $encoding = strtolower($this->getHeader('content-transfer-encoding')); |
| 174 | $disposition = $this->getHeader('content-disposition', '/(inline|attachment)/i'); |
| 175 | $boundary = $this->getHeader('content-type', '/boundary="?([^ "]+?)"?\s*(;|$)/i'); |
| 176 | $charset = strtolower($this->getHeader('content-type', '/charset="?([^ "]+?)"?\s*(;|$)/i')); |
| 177 | $filename = $this->getHeader('content-disposition', '/filename="?([^ "]+?)"?\s*(;|$)/i'); |
| 178 | $format = strtolower($this->getHeader('content-type', '/format="?([^ "]+?)"?\s*(;|$)/i')); |
| 179 | $id = $this->getHeader('content-id', '/<(.*?)>/'); |
| 180 | $sign_protocole = strtolower($this->getHeader('content-type', '/protocol="?([^ "]+?)"?\s*(;|$)/i')); |
| 181 | if (empty($filename)) { |
| 182 | $filename = $this->getHeader('content-type', '/name="?([^"]+)"?/'); |
| 183 | } |
| 184 | } |
| 185 | list($type, $subtype) = explode('/', $content_type); |
| 186 | switch ($type) { |
| 187 | case 'text': case 'message': |
| 188 | $this->makeTextPart($content, $content_type, $encoding, $charset, $format); |
| 189 | break; |
| 190 | case 'multipart': |
| 191 | $this->makeMultiPart($content, $content_type, $encoding, $boundary, $sign_protocole); |
| 192 | break; |
| 193 | default: |
| 194 | $this->makeDataPart($content, $content_type, $encoding, $filename, $disposition, $id); |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | private function parse() |
| 199 | { |
| 200 | if ($this->isType('multipart')) { |
| 201 | $this->splitMultipart(); |
| 202 | } else { |
| 203 | $parts = $this->findUUEncoded(); |
| 204 | if (count($parts)) { |
| 205 | $this->convertToMultiPart(); |
| 206 | $this->multipart = array_merge($this->multipart, $parts); |
| 207 | // Restore "message" headers to the previous level" |
| 208 | $this->headers = array(); |
| 209 | foreach (Banana::$msgshow_headers as $hdr) { |
| 210 | if (isset($this->multipart[0]->headers[$hdr])) { |
| 211 | $this->headers[$hdr] = $this->multipart[0]->headers[$hdr]; |
| 212 | } |
| 213 | } |
| 214 | } |
| 215 | } |
| 216 | } |
| 217 | |
| 218 | private function splitMultipart() |
| 219 | { |
| 220 | $this->decodeContent(); |
| 221 | if (is_null($this->multipart)) { |
| 222 | $this->multipart = array(); |
| 223 | } |
| 224 | $boundary =& $this->boundary; |
| 225 | $parts = preg_split("/(^|\n)--" . preg_quote($boundary, '/') . "(--|\n)/", $this->body, -1, PREG_SPLIT_NO_EMPTY); |
| 226 | $signed = $this->isType('multipart', 'signed'); |
| 227 | $signature = null; |
| 228 | $signed_message = null; |
| 229 | foreach ($parts as &$part) { |
| 230 | $newpart = new BananaMimePart($part); |
| 231 | if (!is_null($newpart->content_type)) { |
| 232 | if ($signed && $newpart->content_type == $this->signature['protocole']) { |
| 233 | $signature = $newpart->body; |
| 234 | } elseif ($signed) { |
| 235 | $signed_message = $part; |
| 236 | } |
| 237 | $this->multipart[] = $newpart; |
| 238 | } |
| 239 | } |
| 240 | if ($signed) { |
| 241 | $this->checkPGPSignature($signature, $signed_message); |
| 242 | } |
| 243 | $this->body = null; |
| 244 | } |
| 245 | |
| 246 | public static function getMimeType($data, $is_filename = true) |
| 247 | { |
| 248 | if ($is_filename) { |
| 249 | $type = mime_content_type($data); |
| 250 | if ($type == 'text/plain') { // XXX Workaround a bug of php 5.2.0+etch10 (fallback for mime_content_type is text/plain) |
| 251 | $type = preg_replace('/;.*/', '', trim(shell_exec('file -bi ' . escapeshellarg($data)))); |
| 252 | } |
| 253 | } else { |
| 254 | $arg = escapeshellarg($data); |
| 255 | $type = preg_replace('/;.*/', '', trim(shell_exec("echo $arg | file -bi -"))); |
| 256 | } |
| 257 | return empty($type) ? 'application/octet-stream' : $type; |
| 258 | } |
| 259 | |
| 260 | private function findUUEncoded() |
| 261 | { |
| 262 | $this->decodeContent(); |
| 263 | $parts = array(); |
| 264 | if (preg_match_all("/\n(begin \d+ ([^\r\n]+)\r?(?:\n(?!end)[^\n]*)*\nend)/", |
| 265 | $this->body, $matches, PREG_SET_ORDER)) { |
| 266 | foreach ($matches as &$match) { |
| 267 | $data = convert_uudecode($match[1]); |
| 268 | $mime = BananaMimePart::getMimeType($data, false); |
| 269 | if ($mime != 'application/x-empty') { |
| 270 | $this->body = trim(str_replace($match[0], '', $this->body)); |
| 271 | $newpart = new BananaMimePart; |
| 272 | self::decodeHeader($match[2]); |
| 273 | $newpart->makeDataPart($data, $mime, '8bit', $match[2], 'attachment'); |
| 274 | $parts[] = $newpart; |
| 275 | } |
| 276 | } |
| 277 | } |
| 278 | return $parts; |
| 279 | } |
| 280 | |
| 281 | static private function _decodeHeader($charset, $c, $str) |
| 282 | { |
| 283 | $s = ($c == 'Q' || $c == 'q') ? quoted_printable_decode($str) : base64_decode($str); |
| 284 | $s = @iconv($charset, 'UTF-8', $s); |
| 285 | return str_replace('_', ' ', $s); |
| 286 | } |
| 287 | |
| 288 | static public function decodeHeader(&$val, $key = null) |
| 289 | { |
| 290 | if (preg_match('/[\x80-\xff]/', $val)) { |
| 291 | if (!is_utf8($val)) { |
| 292 | $val = utf8_encode($val); |
| 293 | } |
| 294 | } elseif (strpos($val, '=') !== false) { |
| 295 | $val = preg_replace('/(=\?.*?\?[bq]\?.*?\?=) (=\?.*?\?[bq]\?.*?\?=)/i', '\1\2', $val); |
| 296 | $val = preg_replace('/=\?(.*?)\?([bq])\?(.*?)\?=/ie', 'BananaMimePart::_decodeHeader("\1", "\2", "\3")', $val); |
| 297 | } |
| 298 | } |
| 299 | |
| 300 | static public function &parseHeaders(array &$lines) |
| 301 | { |
| 302 | $headers = array(); |
| 303 | while ($lines) { |
| 304 | $line = array_shift($lines); |
| 305 | if (isset($hdr) && $line && ctype_space($line{0})) { |
| 306 | $headers[$hdr] .= ' ' . trim($line); |
| 307 | } elseif (!empty($line)) { |
| 308 | if (strpos($line, ':') !== false) { |
| 309 | list($hdr, $val) = explode(":", $line, 2); |
| 310 | $hdr = strtolower($hdr); |
| 311 | if (in_array($hdr, Banana::$msgparse_headers)) { |
| 312 | $headers[$hdr] = ltrim($val); |
| 313 | } else { |
| 314 | unset($hdr); |
| 315 | } |
| 316 | } |
| 317 | } else { |
| 318 | break; |
| 319 | } |
| 320 | } |
| 321 | array_walk($headers, array('BananaMimePart', 'decodeHeader')); |
| 322 | return $headers; |
| 323 | } |
| 324 | |
| 325 | static public function encodeHeader($value, $trim = 0) |
| 326 | { |
| 327 | if ($trim) { |
| 328 | if (strlen($value) > $trim) { |
| 329 | $value = substr($value, 0, $trim); |
| 330 | } |
| 331 | } |
| 332 | $value = preg_replace('/([\x80-\xff]+)/e', '"=?UTF-8?B?" . base64_encode("\1") . "?="', $value); |
| 333 | return $value; |
| 334 | } |
| 335 | |
| 336 | private function decodeContent() |
| 337 | { |
| 338 | $encodings = Array('quoted-printable' => 'quoted_printable_decode', |
| 339 | 'base64' => 'base64_decode', |
| 340 | 'x-uuencode' => 'convert_uudecode'); |
| 341 | foreach ($encodings as $encoding => $callback) { |
| 342 | if ($this->encoding == $encoding) { |
| 343 | $this->body = $callback($this->body); |
| 344 | $this->encoding = '8bit'; |
| 345 | break; |
| 346 | } |
| 347 | } |
| 348 | if (!$this->isType('text')) { |
| 349 | return; |
| 350 | } |
| 351 | |
| 352 | if (!is_null($this->charset)) { |
| 353 | $body = @iconv($this->charset, 'UTF-8//IGNORE', $this->body); |
| 354 | if (empty($body)) { |
| 355 | return; |
| 356 | } |
| 357 | $this->body = $body; |
| 358 | } else { |
| 359 | $this->body = utf8_encode($this->body); |
| 360 | } |
| 361 | $this->charset = 'utf-8'; |
| 362 | } |
| 363 | |
| 364 | public function send($force_inline = false) |
| 365 | { |
| 366 | $this->decodeContent(); |
| 367 | if ($force_inline) { |
| 368 | $dispostion = $this->disposition; |
| 369 | $this->disposition = 'inline'; |
| 370 | } |
| 371 | $headers = $this->getHeaders(); |
| 372 | foreach ($headers as $key => $value) { |
| 373 | header("$key: $value"); |
| 374 | } |
| 375 | if ($force_inline) { |
| 376 | $this->disposition = $disposition; |
| 377 | } |
| 378 | echo $this->body; |
| 379 | exit; |
| 380 | } |
| 381 | |
| 382 | private function setBoundary() |
| 383 | { |
| 384 | if ($this->isType('multipart') && is_null($this->boundary)) { |
| 385 | $this->boundary = '--banana-bound-' . time() . rand(0, 255) . '-'; |
| 386 | } |
| 387 | } |
| 388 | |
| 389 | public function getHeaders() |
| 390 | { |
| 391 | $headers = array(); |
| 392 | $this->setBoundary(); |
| 393 | $headers['Content-Type'] = $this->content_type . ";" |
| 394 | . ($this->filename ? " name=\"{$this->filename}\";" : '') |
| 395 | . ($this->charset ? " charset=\"{$this->charset}\";" : '') |
| 396 | . ($this->boundary ? " boundary=\"{$this->boundary}\";" : "") |
| 397 | . ($this->format ? " format={$this->format}" : ""); |
| 398 | if ($this->encoding) { |
| 399 | $headers['Content-Transfer-Encoding'] = $this->encoding; |
| 400 | } |
| 401 | if ($this->disposition) { |
| 402 | $headers['Content-Disposition'] = $this->disposition |
| 403 | . ($this->filename ? "; filename=\"{$this->filename}\"" : ''); |
| 404 | } |
| 405 | return array_map(array($this, 'encodeHeader'), $headers); |
| 406 | } |
| 407 | |
| 408 | public function hasBody() |
| 409 | { |
| 410 | if (is_null($this->content) && !$this->isType('multipart')) { |
| 411 | return false; |
| 412 | } |
| 413 | return true; |
| 414 | } |
| 415 | |
| 416 | public function get($with_headers = false) |
| 417 | { |
| 418 | $content = ""; |
| 419 | if ($with_headers) { |
| 420 | foreach ($this->getHeaders() as $key => $value) { |
| 421 | $line = "$key: $value"; |
| 422 | $line = explode("\n", wordwrap($line, Banana::$msgshow_wrap)); |
| 423 | for ($i = 1 ; $i < count($line) ; $i++) { |
| 424 | $line[$i] = "\t" . $line[$i]; |
| 425 | } |
| 426 | $content .= implode("\n", $line) . "\n"; |
| 427 | } |
| 428 | $content .= "\n"; |
| 429 | } |
| 430 | if ($this->isType('multipart')) { |
| 431 | $this->setBoundary(); |
| 432 | foreach ($this->multipart as &$part) { |
| 433 | $content .= "\n--{$this->boundary}\n" . $part->get(true); |
| 434 | } |
| 435 | $content .= "\n--{$this->boundary}--"; |
| 436 | } elseif ($this->isType('text', 'plain')) { |
| 437 | $content .= banana_flow($this->body); |
| 438 | } else { |
| 439 | $content .= banana_wordwrap($this->body); |
| 440 | } |
| 441 | return $content; |
| 442 | } |
| 443 | |
| 444 | public function getText() |
| 445 | { |
| 446 | $signed =& $this->getSignedPart(); |
| 447 | if ($signed !== $this) { |
| 448 | return $signed->getText(); |
| 449 | } |
| 450 | $this->decodeContent(); |
| 451 | return $this->body; |
| 452 | } |
| 453 | |
| 454 | public function toHtml() |
| 455 | { |
| 456 | $signed =& $this->getSignedPart(); |
| 457 | if ($signed !== $this) { |
| 458 | return $signed->toHtml(); |
| 459 | } |
| 460 | @list($type, $subtype) = $this->getType(); |
| 461 | if ($type == 'image') { |
| 462 | $part = $this->id ? $this->id : $this->filename; |
| 463 | return '<img class="multipart" src="' |
| 464 | . banana_htmlentities(Banana::$page->makeUrl(array('group' => Banana::$group, |
| 465 | 'artid' => Banana::$artid, |
| 466 | 'part' => $part))) |
| 467 | . '" alt="' . banana_htmlentities($this->filename) . '" />'; |
| 468 | } else if ($type == 'multipart' && $subtype == 'alternative') { |
| 469 | $types =& Banana::$msgshow_mimeparts; |
| 470 | foreach ($types as $type) { |
| 471 | @list($type, $subtype) = explode('/', $type); |
| 472 | $part = $this->getParts($type, $subtype); |
| 473 | if (count($part) > 0) { |
| 474 | return $part[0]->toHtml(); |
| 475 | } |
| 476 | } |
| 477 | } elseif ((!in_array($type, Banana::$msgshow_mimeparts) |
| 478 | && !in_array($this->content_type, Banana::$msgshow_mimeparts)) |
| 479 | || $this->disposition == 'attachment') { |
| 480 | $part = $this->id ? $this->id : $this->filename; |
| 481 | if (!$part) { |
| 482 | $part = $this->content_type; |
| 483 | } |
| 484 | return '[' . Banana::$page->makeImgLink(array('group' => Banana::$group, |
| 485 | 'artid' => Banana::$artid, |
| 486 | 'part' => $part, |
| 487 | 'text' => $this->filename ? $this->filename : $this->content_type, |
| 488 | 'img' => 'save')) . ']'; |
| 489 | } elseif ($type == 'multipart' && ($subtype == 'mixed' || $subtype == 'report')) { |
| 490 | $text = ''; |
| 491 | foreach ($this->multipart as &$part) { |
| 492 | $text .= $part->toHtml(); |
| 493 | } |
| 494 | return $text; |
| 495 | } else { |
| 496 | switch ($subtype) { |
| 497 | case 'html': return banana_formatHtml($this); |
| 498 | case 'enriched': case 'richtext': return banana_formatRichText($this); |
| 499 | default: |
| 500 | if ($type == 'message') { // we have a raw source of data (no specific pre-formatting) |
| 501 | return '<hr />' . utf8_encode(banana_formatPlainText($this)); |
| 502 | } |
| 503 | return banana_formatPlainText($this); |
| 504 | } |
| 505 | } |
| 506 | return null; |
| 507 | } |
| 508 | |
| 509 | public function quote() |
| 510 | { |
| 511 | $signed =& $this->getSignedPart(); |
| 512 | if ($signed !== $this) { |
| 513 | return $signed->quote(); |
| 514 | } |
| 515 | list($type, $subtype) = $this->getType(); |
| 516 | if (in_array($type, Banana::$msgedit_mimeparts) || in_array($this->content_type, Banana::$msgedit_mimeparts)) { |
| 517 | if ($type == 'multipart' && ($subtype == 'mixed' || $subtype == 'report')) { |
| 518 | $text = ''; |
| 519 | foreach ($this->multipart as &$part) { |
| 520 | $qt = $part->quote(); |
| 521 | $qt = rtrim($qt); |
| 522 | if (!empty($text)) { |
| 523 | $text .= "\n" . banana_quote("", 1) . "\n"; |
| 524 | } |
| 525 | $text .= $qt; |
| 526 | } |
| 527 | return $text; |
| 528 | } |
| 529 | switch ($subtype) { |
| 530 | case 'html': return banana_quoteHtml($this); |
| 531 | case 'enriched': case 'richtext': return banana_quoteRichText($this); |
| 532 | default: return banana_quotePlainText($this); |
| 533 | } |
| 534 | } |
| 535 | } |
| 536 | |
| 537 | protected function getType() |
| 538 | { |
| 539 | return explode('/', $this->content_type); |
| 540 | } |
| 541 | |
| 542 | protected function isType($type, $subtype = null) |
| 543 | { |
| 544 | list($mytype, $mysub) = $this->getType(); |
| 545 | return ($mytype == $type) && (is_null($subtype) || $mysub == $subtype); |
| 546 | } |
| 547 | |
| 548 | public function isFlowed() |
| 549 | { |
| 550 | return $this->format == 'flowed'; |
| 551 | } |
| 552 | |
| 553 | public function getFilename() |
| 554 | { |
| 555 | return $this->filename; |
| 556 | } |
| 557 | |
| 558 | protected function getParts($type, $subtype = null) |
| 559 | { |
| 560 | $parts = array(); |
| 561 | if ($this->isType($type, $subtype)) { |
| 562 | return array($this); |
| 563 | } elseif ($this->isType('multipart')) { |
| 564 | foreach ($this->multipart as &$part) { |
| 565 | $parts = array_merge($parts, $part->getParts($type, $subtype)); |
| 566 | } |
| 567 | } |
| 568 | return $parts; |
| 569 | } |
| 570 | |
| 571 | public function getFile($filename) |
| 572 | { |
| 573 | if ($this->filename == $filename) { |
| 574 | return $this; |
| 575 | } elseif ($this->isType('multipart')) { |
| 576 | foreach ($this->multipart as &$part) { |
| 577 | $file = $part->getFile($filename); |
| 578 | if (!is_null($file)) { |
| 579 | return $file; |
| 580 | } |
| 581 | } |
| 582 | } |
| 583 | return null; |
| 584 | } |
| 585 | |
| 586 | public function getAttachments() |
| 587 | { |
| 588 | if (!is_null($this->filename)) { |
| 589 | return array($this); |
| 590 | } elseif ($this->isType('multipart')) { |
| 591 | $parts = array(); |
| 592 | foreach ($this->multipart as &$part) { |
| 593 | $parts = array_merge($parts, $part->getAttachments()); |
| 594 | } |
| 595 | return $parts; |
| 596 | } |
| 597 | return array(); |
| 598 | } |
| 599 | |
| 600 | public function getAlternatives() |
| 601 | { |
| 602 | $types =& Banana::$msgshow_mimeparts; |
| 603 | $names =& Banana::$mimeparts; |
| 604 | $source = null; |
| 605 | if (in_array('source', $types)) { |
| 606 | $source = @$names['source'] ? $names['source'] : 'source'; |
| 607 | } |
| 608 | if ($this->isType('multipart', 'signed')) { |
| 609 | $parts = array($this->getSignedPart()); |
| 610 | } else if (!$this->isType('multipart', 'alternative') && !$this->isType('multipart', 'related')) { |
| 611 | if ($source) { |
| 612 | $parts = array($this); |
| 613 | } else { |
| 614 | return array(); |
| 615 | } |
| 616 | } else { |
| 617 | $parts =& $this->multipart; |
| 618 | } |
| 619 | $alt = array(); |
| 620 | foreach ($parts as &$part) { |
| 621 | list($type, $subtype) = $part->getType(); |
| 622 | $ct = $type . '/' . $subtype; |
| 623 | if (in_array($ct, $types) || in_array($type, $types)) { |
| 624 | if (isset($names[$ct])) { |
| 625 | $alt[$ct] = $names[$ct]; |
| 626 | } elseif (isset($names[$type])) { |
| 627 | $alt[$ct] = $names[$type]; |
| 628 | } else { |
| 629 | $alt[$ct] = $ct; |
| 630 | } |
| 631 | } |
| 632 | } |
| 633 | if ($source) { |
| 634 | $alt['source'] = $source; |
| 635 | } |
| 636 | return $alt; |
| 637 | } |
| 638 | |
| 639 | public function getPartById($id) |
| 640 | { |
| 641 | if ($this->id == $id) { |
| 642 | return $this; |
| 643 | } elseif ($this->isType('multipart')) { |
| 644 | foreach ($this->multipart as &$part) { |
| 645 | $res = $part->getPartById($id); |
| 646 | if (!is_null($res)) { |
| 647 | return $res; |
| 648 | } |
| 649 | } |
| 650 | } |
| 651 | return null; |
| 652 | } |
| 653 | |
| 654 | protected function &getSignedPart() |
| 655 | { |
| 656 | if ($this->isType('multipart', 'signed')) { |
| 657 | foreach ($this->multipart as &$part) { |
| 658 | if ($part->content_type != $this->signature['protocole']) { |
| 659 | return $part; |
| 660 | } |
| 661 | } |
| 662 | } |
| 663 | return $this; |
| 664 | } |
| 665 | |
| 666 | private function checkPGPSignature($signature, $message = null) |
| 667 | { |
| 668 | if (!Banana::$msgshow_pgpcheck) { |
| 669 | return true; |
| 670 | } |
| 671 | $signname = tempnam(Banana::$spool_root, 'banana_pgp_'); |
| 672 | $gpg = 'LC_ALL="en_US" ' . Banana::$msgshow_pgppath . ' ' . Banana::$msgshow_pgpoptions . ' --verify ' |
| 673 | . $signname . '.asc '; |
| 674 | file_put_contents($signname. '.asc', $signature); |
| 675 | $gpg_check = array(); |
| 676 | if (!is_null($message)) { |
| 677 | file_put_contents($signname, str_replace(array("\r\n", "\n"), array("\n", "\r\n"), $message)); |
| 678 | exec($gpg . $signname . ' 2>&1', $gpg_check, $result); |
| 679 | unlink($signname); |
| 680 | } else { |
| 681 | exec($gpg . '2&>1', $gpg_check, $result); |
| 682 | } |
| 683 | unlink("$signname.asc"); |
| 684 | if (preg_match('/Signature made (.+) using (.+) key ID (.+)/', array_shift($gpg_check), $matches)) { |
| 685 | $this->signature['date'] = strtotime($matches[1]); |
| 686 | $this->signature['key'] = array('format' => $matches[2], |
| 687 | 'id' => $matches[3]); |
| 688 | } else { |
| 689 | return false; |
| 690 | } |
| 691 | $signature = array_shift($gpg_check); |
| 692 | if (preg_match('/Good signature from "(.+)"/', $signature, $matches)) { |
| 693 | $this->signature['verify'] = true; |
| 694 | $this->signature['identity'] = array($matches[1]); |
| 695 | $this->signature['certified'] = true; |
| 696 | } elseif (preg_match('/BAD signature from "(.+)"/', $signature, $matches)) { |
| 697 | $this->signature['verify'] = false; |
| 698 | $this->signature['identity'] = array($matches[1]); |
| 699 | $this->signature['certified'] = false; |
| 700 | } else { |
| 701 | return false; |
| 702 | } |
| 703 | foreach ($gpg_check as $aka) { |
| 704 | if (preg_match('/aka "(.+)"/', $aka, $matches)) { |
| 705 | $this->signature['identity'][] = $matches[1]; |
| 706 | } |
| 707 | if (preg_match('/This key is not certified with a trusted signature!/', $aka)) { |
| 708 | $this->signature['certified'] = false; |
| 709 | $this->signature['certification_error'] = _b_("identité non confirmée"); |
| 710 | } |
| 711 | } |
| 712 | return true; |
| 713 | } |
| 714 | |
| 715 | public function getSignature() |
| 716 | { |
| 717 | return $this->signature; |
| 718 | } |
| 719 | } |
| 720 | |
| 721 | // vim:set et sw=4 sts=4 ts=4 enc=utf-8: |
| 722 | ?> |