Commit | Line | Data |
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158bd3ca TD |
1 | <?php |
2 | /** | |
3 | * This script tries to find the temp folder and unzip all setup files into. | |
e3369fd2 | 4 | * |
158bd3ca | 5 | * @author Marcel Werk |
2b6cb5c2 | 6 | * @copyright 2001-2015 WoltLab GmbH |
158bd3ca TD |
7 | * @license GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php> |
8 | */ | |
392cd6cb | 9 | // @codingStandardsIgnoreFile |
158bd3ca | 10 | // define constants |
728b9dd6 | 11 | define('INSTALL_SCRIPT', __FILE__); |
158bd3ca TD |
12 | define('INSTALL_SCRIPT_DIR', dirname(__FILE__).'/'); |
13 | define('SETUP_FILE', INSTALL_SCRIPT_DIR . 'WCFSetup.tar.gz'); | |
14 | define('NO_IMPORTS', 1); | |
15 | ||
16 | // set exception handler | |
17 | set_exception_handler('handleException'); | |
18 | // set php error handler | |
19 | set_error_handler('handleError', E_ALL); | |
20 | ||
21 | // define list of needed file | |
22 | $neededFilesPattern = array( | |
23 | '!^setup/.*!', | |
7da7f7cc | 24 | '!^install/files/acp/images/wcfLogo.*!', |
e94c3830 | 25 | '!^install/files/acp/style/setup/.*!', |
158bd3ca | 26 | '!^install/files/lib/data/.*!', |
7da7f7cc | 27 | '!^install/files/icon/.*!', |
e2a34399 | 28 | '!^install/files/font/.*!', |
158bd3ca TD |
29 | '!^install/files/lib/system/.*!', |
30 | '!^install/files/lib/util/.*!', | |
158bd3ca TD |
31 | '!^install/lang/.*!', |
32 | '!^install/packages/.*!'); | |
33 | ||
34 | // define needed functions and classes | |
35 | /** | |
36 | * WCF::handleException() calls the show method on exceptions that implement this interface. | |
37 | * | |
f4f05aa5 | 38 | * @package com.woltlab.wcf |
158bd3ca TD |
39 | * @author Marcel Werk |
40 | */ | |
41 | interface IPrintableException { | |
42 | public function show(); | |
43 | } | |
44 | ||
45 | // define needed classes | |
46 | // needed are: | |
47 | // SystemException, PrintableException, BasicFileUtil, Tar, File, ZipFile | |
48 | /** | |
49 | * A SystemException is thrown when an unexpected error occurs. | |
50 | * | |
f4f05aa5 | 51 | * @package com.woltlab.wcf |
158bd3ca TD |
52 | * @author Marcel Werk |
53 | */ | |
54 | class SystemException extends \Exception implements IPrintableException { | |
55 | protected $description; | |
56 | protected $information = ''; | |
57 | protected $functions = ''; | |
58 | ||
59 | /** | |
60 | * Creates a new SystemException. | |
61 | * | |
62 | * @param message string error message | |
63 | * @param code integer error code | |
64 | * @param description string description of the error | |
65 | */ | |
66 | public function __construct($message = '', $code = 0, $description = '') { | |
67 | parent::__construct($message, $code); | |
68 | $this->description = $description; | |
69 | } | |
70 | ||
71 | /** | |
72 | * Returns the description of this exception. | |
73 | * | |
39bea7dd | 74 | * @return string |
158bd3ca TD |
75 | */ |
76 | public function getDescription() { | |
77 | return $this->description; | |
78 | } | |
79 | ||
80 | /** | |
81 | * Prints this exception. | |
82 | * This method is called by WCF::handleException(). | |
83 | */ | |
84 | public function show() { | |
85 | ?> | |
86 | <html> | |
87 | <head> | |
88 | <title>Fatal error: <?php echo htmlspecialchars($this->getMessage()); ?></title> | |
158bd3ca | 89 | |
53e00c6b L |
90 | <style type="text/css"> |
91 | body { | |
92 | font-family: Verdana, Helvetica, sans-serif; | |
93 | font-size: 0.8em; | |
94 | } | |
95 | div { | |
96 | border: 1px outset lightgrey; | |
97 | padding: 3px; | |
98 | background-color: lightgrey; | |
99 | } | |
100 | ||
101 | div div { | |
102 | border: 1px inset lightgrey; | |
103 | padding: 4px; | |
104 | } | |
105 | ||
106 | h1 { | |
107 | background-color: #154268; | |
108 | padding: 4px; | |
109 | color: #fff; | |
110 | margin: 0 0 3px 0; | |
111 | font-size: 1.15em; | |
112 | } | |
113 | h2 { | |
114 | font-size: 1.1em; | |
115 | margin-bottom: 0; | |
116 | } | |
117 | ||
118 | pre, p { | |
119 | margin: 0; | |
120 | } | |
158bd3ca TD |
121 | </style> |
122 | </head> | |
53e00c6b | 123 | |
158bd3ca TD |
124 | <body> |
125 | <div> | |
126 | <h1>Fatal error: <?php echo htmlspecialchars($this->getMessage()); ?></h1> | |
2d63c13c | 127 | |
158bd3ca TD |
128 | <div> |
129 | <p><?php echo $this->getDescription(); ?></p> | |
130 | <?php if ($this->getCode()) { ?><p>You get more information about the problem in our knowledge base: <a href="http://www.woltlab.com/help/?code=<?php echo intval($this->getCode()); ?>">http://www.woltlab.com/help/?code=<?php echo intval($this->getCode()); ?></a></p><?php } ?> | |
131 | ||
132 | <h2>Information:</h2> | |
133 | <p> | |
134 | <b>error message:</b> <?php echo htmlspecialchars($this->getMessage()); ?><br /> | |
135 | <b>error code:</b> <?php echo intval($this->getCode()); ?><br /> | |
136 | <?php echo $this->information; ?> | |
137 | <b>file:</b> <?php echo htmlspecialchars($this->getFile()); ?> (<?php echo $this->getLine(); ?>)<br /> | |
138 | <b>php version:</b> <?php echo htmlspecialchars(phpversion()); ?><br /> | |
139 | <b>wcf version:</b> <?php if (defined('WCF_VERSION')) echo WCF_VERSION; ?><br /> | |
140 | <b>date:</b> <?php echo gmdate('r'); ?><br /> | |
141 | <b>request:</b> <?php if (isset($_SERVER['REQUEST_URI'])) echo htmlspecialchars($_SERVER['REQUEST_URI']); ?><br /> | |
142 | <b>referer:</b> <?php if (isset($_SERVER['HTTP_REFERER'])) echo htmlspecialchars($_SERVER['HTTP_REFERER']); ?><br /> | |
143 | </p> | |
144 | ||
145 | <h2>Stacktrace:</h2> | |
146 | <pre><?php echo htmlspecialchars($this->getTraceAsString()); ?></pre> | |
147 | </div> | |
148 | ||
149 | <?php echo $this->functions; ?> | |
150 | </div> | |
151 | </body> | |
152 | </html> | |
153 | ||
154 | <?php | |
155 | } | |
156 | } | |
157 | ||
158bd3ca TD |
158 | /** |
159 | * Loads the required classes automatically. | |
160 | */ | |
db8aa273 | 161 | spl_autoload_register(function($className) { |
158bd3ca TD |
162 | $namespaces = explode('\\', $className); |
163 | if (count($namespaces) > 1) { | |
164 | // remove 'wcf' component | |
165 | array_shift($namespaces); | |
166 | ||
167 | $className = implode('/', $namespaces); | |
01bd2eff | 168 | $classPath = TMP_DIR . 'install/files/lib/' . $className . '.class.php'; |
158bd3ca TD |
169 | if (file_exists($classPath)) { |
170 | require_once($classPath); | |
171 | } | |
172 | } | |
db8aa273 | 173 | }); |
158bd3ca TD |
174 | |
175 | /** | |
176 | * Escapes strings for execution in sql queries. | |
177 | */ | |
178 | function escapeString($string) { | |
179 | return \wcf\system\WCF::getDB()->escapeString($string); | |
180 | } | |
181 | ||
182 | /** | |
183 | * Calls the show method on the given exception. | |
184 | * | |
185 | * @param Exception $e | |
186 | */ | |
187 | function handleException(\Exception $e) { | |
188 | if ($e instanceof IPrintableException || $e instanceof \wcf\system\exception\IPrintableException) { | |
189 | $e->show(); | |
190 | exit; | |
191 | } | |
192 | ||
193 | print $e; | |
194 | } | |
195 | ||
196 | /** | |
197 | * Catches php errors and throws instead a system exception. | |
198 | * | |
199 | * @param integer $errorNo | |
200 | * @param string $message | |
201 | * @param string $filename | |
202 | * @param integer $lineNo | |
203 | */ | |
204 | function handleError($errorNo, $message, $filename, $lineNo) { | |
205 | if (error_reporting() != 0) { | |
206 | $type = 'error'; | |
207 | switch ($errorNo) { | |
208 | case 2: $type = 'warning'; | |
209 | break; | |
210 | case 8: $type = 'notice'; | |
211 | break; | |
212 | } | |
213 | ||
214 | throw new SystemException('PHP '.$type.' in file '.$filename.' ('.$lineNo.'): '.$message, 0); | |
215 | } | |
216 | } | |
217 | ||
218 | /** | |
219 | * BasicFileUtil contains file-related functions. | |
220 | * | |
f4f05aa5 | 221 | * @package com.woltlab.wcf |
158bd3ca TD |
222 | * @author Marcel Werk |
223 | */ | |
224 | class BasicFileUtil { | |
d8fa09e0 AE |
225 | /** |
226 | * chmod mode | |
227 | * @var integer | |
228 | */ | |
229 | protected static $mode = null; | |
230 | ||
158bd3ca TD |
231 | /** |
232 | * Tries to find the temp folder. | |
233 | * | |
234 | * @return string | |
235 | */ | |
236 | public static function getTempFolder() { | |
158bd3ca TD |
237 | // use tmp folder in document root by default |
238 | if (!empty($_SERVER['DOCUMENT_ROOT'])) { | |
069cd37e MW |
239 | if (strpos($_SERVER['DOCUMENT_ROOT'], 'strato') !== false) { |
240 | // strato bugfix | |
241 | // create tmp folder in document root automatically | |
242 | if (!@file_exists($_SERVER['DOCUMENT_ROOT'].'/tmp')) { | |
243 | @mkdir($_SERVER['DOCUMENT_ROOT'].'/tmp/', 0777); | |
244 | try { | |
245 | self::makeWritable($_SERVER['DOCUMENT_ROOT'].'/tmp/'); | |
246 | } | |
247 | catch (SystemException $e) {} | |
248 | } | |
158bd3ca | 249 | } |
069cd37e MW |
250 | if (@file_exists($_SERVER['DOCUMENT_ROOT'].'/tmp') && @is_writable($_SERVER['DOCUMENT_ROOT'].'/tmp')) { |
251 | return $_SERVER['DOCUMENT_ROOT'].'/tmp/'; | |
158bd3ca TD |
252 | } |
253 | } | |
e3369fd2 | 254 | |
069cd37e MW |
255 | if (isset($_ENV['TMP']) && @is_writable($_ENV['TMP'])) { |
256 | return $_ENV['TMP'] . '/'; | |
158bd3ca | 257 | } |
069cd37e MW |
258 | if (isset($_ENV['TEMP']) && @is_writable($_ENV['TEMP'])) { |
259 | return $_ENV['TEMP'] . '/'; | |
260 | } | |
261 | if (isset($_ENV['TMPDIR']) && @is_writable($_ENV['TMPDIR'])) { | |
262 | return $_ENV['TMPDIR'] . '/'; | |
263 | } | |
e3369fd2 | 264 | |
069cd37e MW |
265 | if (($path = ini_get('upload_tmp_dir')) && @is_writable($path)) { |
266 | return $path . '/'; | |
267 | } | |
268 | if (@file_exists('/tmp/') && @is_writable('/tmp/')) { | |
269 | return '/tmp/'; | |
158bd3ca | 270 | } |
069cd37e MW |
271 | if (function_exists('session_save_path') && ($path = session_save_path()) && @is_writable($path)) { |
272 | return $path . '/'; | |
273 | } | |
2d63c13c | 274 | |
5805a819 | 275 | $path = INSTALL_SCRIPT_DIR.'tmp/'; |
069cd37e MW |
276 | if (@file_exists($path) && @is_writable($path)) { |
277 | return $path; | |
278 | } | |
279 | else { | |
280 | throw new SystemException('There is no access to the system temporary folder due to an unknown reason and no user specific temporary folder exists in '.INSTALL_SCRIPT_DIR.'! This is a misconfiguration of your webserver software! Please create a folder called '.$path.' using your favorite ftp program, make it writable and then retry this installation.'); | |
281 | } | |
282 | } | |
283 | ||
284 | /** | |
285 | * Returns the temp folder for the installation. | |
286 | * | |
287 | * @return string | |
288 | */ | |
289 | public static function getInstallTempFolder() { | |
290 | $dir = self::getTempFolder() . TMP_FILE_PREFIX . '/'; | |
291 | @mkdir($dir); | |
292 | self::makeWritable($dir); | |
158bd3ca | 293 | |
158bd3ca TD |
294 | return $dir; |
295 | } | |
1232bce2 AE |
296 | |
297 | /** | |
298 | * Tries to make a file or directory writable. It starts of with the least | |
d8fa09e0 | 299 | * permissions and goes up until 0666 for files and 0777 for directories. |
1232bce2 AE |
300 | * |
301 | * @param string $filename | |
302 | */ | |
303 | public static function makeWritable($filename) { | |
043b049d | 304 | if (!file_exists($filename)) { |
1232bce2 | 305 | return; |
158bd3ca TD |
306 | } |
307 | ||
d8fa09e0 AE |
308 | // determine mode |
309 | if (self::$mode === null) { | |
310 | // do not use PHP_OS here, as this represents the system it was built on != running on | |
0436b618 AE |
311 | // php_uname() is forbidden on some strange hosts; PHP_EOL is reliable |
312 | if (PHP_EOL == "\r\n") { | |
313 | // Windows | |
d8fa09e0 AE |
314 | self::$mode = 0777; |
315 | } | |
316 | else { | |
0436b618 | 317 | // anything but Windows |
adbd8054 AE |
318 | clearstatcache(); |
319 | ||
d8fa09e0 AE |
320 | self::$mode = 0666; |
321 | ||
0c1810be AE |
322 | $tmpFilename = '__permissions_'.sha1(time()).'.txt'; |
323 | @touch($tmpFilename); | |
d8fa09e0 AE |
324 | |
325 | // create a new file and check the file owner, if it is the same | |
326 | // as this file (uploaded through FTP), we can safely grant write | |
327 | // permissions exclusively to the owner rather than everyone | |
0c1810be | 328 | if (file_exists($tmpFilename)) { |
d8fa09e0 | 329 | $scriptOwner = fileowner(__FILE__); |
0c1810be | 330 | $fileOwner = fileowner($tmpFilename); |
d8fa09e0 AE |
331 | |
332 | if ($scriptOwner === $fileOwner) { | |
333 | self::$mode = 0644; | |
334 | } | |
335 | ||
0c1810be | 336 | @unlink($tmpFilename); |
d8fa09e0 AE |
337 | } |
338 | } | |
339 | } | |
158bd3ca | 340 | |
1232bce2 AE |
341 | $startIndex = 0; |
342 | if (is_dir($filename)) { | |
d8fa09e0 | 343 | if (self::$mode == 0644) { |
7fe5312d | 344 | @chmod($filename, 0755); |
1232bce2 | 345 | } |
d8fa09e0 | 346 | else { |
7fe5312d | 347 | @chmod($filename, 0777); |
1232bce2 AE |
348 | } |
349 | } | |
d8fa09e0 | 350 | else { |
7fe5312d | 351 | @chmod($filename, self::$mode); |
d8fa09e0 AE |
352 | } |
353 | ||
354 | if (!is_writable($filename)) { | |
355 | throw new SystemException("Unable to make '".$filename."' writable. This is a misconfiguration of your server, please contact your system administrator or hosting provider."); | |
356 | } | |
158bd3ca TD |
357 | } |
358 | } | |
359 | ||
360 | /** | |
361 | * Opens tar or tar.gz archives. | |
362 | * | |
363 | * Usage: | |
364 | * ------ | |
365 | * $tar = new Tar('archive.tar'); | |
366 | * $contentList = $tar->getContentList(); | |
367 | * foreach ($contentList as $key => $val) { | |
368 | * $tar->extract($key, DESTINATION); | |
369 | * } | |
370 | */ | |
371 | class Tar { | |
372 | protected $archiveName = ''; | |
373 | protected $contentList = array(); | |
374 | protected $opened = false; | |
375 | protected $read = false; | |
376 | protected $file = null; | |
377 | protected $isZipped = false; | |
378 | protected $mode = 'rb'; | |
379 | ||
380 | /** | |
381 | * Creates a new Tar object. | |
382 | * archiveName must be tarball or gzipped tarball | |
383 | * | |
39bea7dd | 384 | * @param string $archiveName |
158bd3ca TD |
385 | */ |
386 | public function __construct($archiveName) { | |
158bd3ca | 387 | if (!is_file($archiveName)) { |
4fe0b42b | 388 | throw new SystemException("unable to find tar archive '".$archiveName."'"); |
158bd3ca TD |
389 | } |
390 | ||
391 | $this->archiveName = $archiveName; | |
392 | $this->open(); | |
393 | $this->readContent(); | |
394 | } | |
395 | ||
396 | /** | |
397 | * Destructor of this class, closes tar archive. | |
398 | */ | |
399 | public function __destruct() { | |
400 | $this->close(); | |
401 | } | |
402 | ||
403 | /** | |
404 | * Opens the tar archive and stores filehandle. | |
405 | */ | |
406 | public function open() { | |
407 | if (!$this->opened) { | |
408 | if ($this->isZipped) $this->file = new ZipFile($this->archiveName, $this->mode); | |
409 | else { | |
410 | // test compression | |
411 | $this->file = new File($this->archiveName, $this->mode); | |
412 | if ($this->file->read(2) == "\37\213") { | |
413 | $this->file->close(); | |
414 | $this->isZipped = true; | |
415 | $this->file = new ZipFile($this->archiveName, $this->mode); | |
416 | } | |
417 | else { | |
418 | $this->file->seek(0); | |
419 | } | |
420 | } | |
421 | $this->opened = true; | |
422 | } | |
423 | } | |
424 | ||
425 | /** | |
426 | * Closes the opened file. | |
427 | */ | |
428 | public function close() { | |
429 | if ($this->opened) { | |
430 | $this->file->close(); | |
431 | $this->opened = false; | |
432 | } | |
433 | } | |
434 | ||
435 | /** | |
436 | * Returns the table of contents (TOC) list for this tar archive. | |
437 | * | |
39bea7dd | 438 | * @return array list of content |
158bd3ca TD |
439 | */ |
440 | public function getContentList() { | |
441 | if (!$this->read) { | |
442 | $this->open(); | |
443 | $this->readContent(); | |
444 | } | |
445 | return $this->contentList; | |
446 | } | |
447 | ||
448 | /** | |
449 | * Returns an associative array with information | |
450 | * about a specific file in the archive. | |
451 | * | |
39bea7dd MS |
452 | * @param mixed $fileindex index or name of the requested file |
453 | * @return array $fileInfo | |
158bd3ca TD |
454 | */ |
455 | public function getFileInfo($fileIndex) { | |
456 | if (!is_int($fileIndex)) { | |
457 | $fileIndex = $this->getIndexByFilename($fileIndex); | |
458 | } | |
459 | ||
460 | if (!isset($this->contentList[$fileIndex])) { | |
6286572b | 461 | throw new SystemException("Tar: could find file '".$fileIndex."' in archive"); |
158bd3ca TD |
462 | } |
463 | return $this->contentList[$fileIndex]; | |
464 | } | |
465 | ||
466 | /** | |
467 | * Searchs a file in the tar archive | |
468 | * and returns the numeric fileindex. | |
469 | * Returns false if not found. | |
470 | * | |
39bea7dd MS |
471 | * @param string $filename |
472 | * @return integer index of the requested file | |
158bd3ca TD |
473 | */ |
474 | public function getIndexByFilename($filename) { | |
475 | foreach ($this->contentList as $index => $file) { | |
476 | if ($file['filename'] == $filename) { | |
477 | return $index; | |
478 | } | |
479 | } | |
480 | return false; | |
481 | } | |
482 | ||
483 | /** | |
484 | * Extracts a specific file and returns the content as string. | |
485 | * Returns false if extraction failed. | |
486 | * | |
39bea7dd MS |
487 | * @param mixed $index index or name of the requested file |
488 | * @return string content of the requested file | |
158bd3ca TD |
489 | */ |
490 | public function extractToString($index) { | |
491 | if (!$this->read) { | |
492 | $this->open(); | |
493 | $this->readContent(); | |
494 | } | |
495 | $header = $this->getFileInfo($index); | |
496 | ||
497 | // can not extract a folder | |
498 | if ($header['type'] != 'file') { | |
499 | return false; | |
500 | } | |
501 | ||
502 | // seek to offset | |
503 | $this->file->seek($header['offset']); | |
504 | ||
505 | // read data | |
506 | $content = ''; | |
507 | $n = floor($header['size'] / 512); | |
508 | for($i = 0; $i < $n; $i++) { | |
509 | $content .= $this->file->read(512); | |
510 | } | |
511 | if(($header['size'] % 512) != 0) { | |
512 | $buffer = $this->file->read(512); | |
513 | $content .= substr($buffer, 0, ($header['size'] % 512)); | |
514 | } | |
515 | ||
516 | return $content; | |
517 | } | |
518 | ||
519 | /** | |
520 | * Extracts a specific file and writes it's content | |
521 | * to the file specified with $destination. | |
522 | * | |
39bea7dd MS |
523 | * @param mixed $index index or name of the requested file |
524 | * @param string $destination | |
525 | * @return boolean $success | |
158bd3ca TD |
526 | */ |
527 | public function extract($index, $destination) { | |
528 | if (!$this->read) { | |
529 | $this->open(); | |
530 | $this->readContent(); | |
531 | } | |
532 | $header = $this->getFileInfo($index); | |
533 | ||
534 | // can not extract a folder | |
535 | if ($header['type'] != 'file') { | |
536 | return false; | |
537 | } | |
538 | ||
539 | // seek to offset | |
540 | $this->file->seek($header['offset']); | |
541 | ||
542 | $targetFile = new File($destination); | |
543 | ||
544 | // read data | |
545 | $n = floor($header['size'] / 512); | |
546 | for ($i = 0; $i < $n; $i++) { | |
547 | $content = $this->file->read(512); | |
548 | $targetFile->write($content, 512); | |
549 | } | |
550 | if (($header['size'] % 512) != 0) { | |
551 | $content = $this->file->read(512); | |
552 | $targetFile->write($content, ($header['size'] % 512)); | |
553 | } | |
554 | ||
555 | $targetFile->close(); | |
1232bce2 | 556 | BasicFileUtil::makeWritable($destination); |
158bd3ca TD |
557 | |
558 | if ($header['mtime']) { | |
559 | @$targetFile->touch($header['mtime']); | |
560 | } | |
561 | ||
562 | // check filesize | |
563 | if (filesize($destination) != $header['size']) { | |
4fe0b42b | 564 | throw new SystemException("Could not untar file '".$header['filename']."' to '".$destination."'. Maybe disk quota exceeded in folder '".dirname($destination)."'."); |
158bd3ca TD |
565 | } |
566 | ||
567 | return true; | |
568 | } | |
569 | ||
570 | /** | |
571 | * Reads table of contents (TOC) from tar archive. | |
572 | * This does not get the entire to memory but only parts of it. | |
573 | */ | |
574 | protected function readContent() { | |
575 | $this->contentList = array(); | |
576 | $this->read = true; | |
577 | $i = 0; | |
578 | ||
579 | // Read the 512 bytes header | |
db8aa273 | 580 | $longFilename = null; |
158bd3ca TD |
581 | while (strlen($binaryData = $this->file->read(512)) != 0) { |
582 | // read header | |
583 | $header = $this->readHeader($binaryData); | |
584 | if ($header === false) { | |
585 | continue; | |
586 | } | |
db8aa273 AE |
587 | |
588 | // fixes a bug that files with long names aren't correctly | |
589 | // extracted | |
590 | if ($longFilename !== null) { | |
591 | $header['filename'] = $longFilename; | |
592 | $longFilename = null; | |
593 | } | |
594 | if ($header['typeflag'] == 'L') { | |
595 | $format = 'Z'.$header['size'].'filename'; | |
596 | ||
597 | $fileData = unpack($format, $this->file->read(512)); | |
598 | $longFilename = $fileData['filename']; | |
599 | $header['size'] = 0; | |
600 | } | |
601 | // don't include the @LongLink file in the content list | |
602 | else { | |
603 | $this->contentList[$i] = $header; | |
604 | $this->contentList[$i]['index'] = $i; | |
605 | $i++; | |
606 | } | |
158bd3ca TD |
607 | |
608 | $this->file->seek($this->file->tell() + (512 * ceil(($header['size'] / 512)))); | |
609 | } | |
610 | } | |
611 | ||
612 | /** | |
613 | * Unpacks file header for one file entry. | |
db8aa273 | 614 | * |
39bea7dd MS |
615 | * @param string $binaryData |
616 | * @return array $fileheader | |
158bd3ca TD |
617 | */ |
618 | protected function readHeader($binaryData) { | |
619 | if (strlen($binaryData) != 512) { | |
620 | return false; | |
621 | } | |
2d63c13c | 622 | |
158bd3ca TD |
623 | $header = array(); |
624 | $checksum = 0; | |
625 | // First part of the header | |
626 | for ($i = 0; $i < 148; $i++) { | |
627 | $checksum += ord(substr($binaryData, $i, 1)); | |
628 | } | |
629 | // Calculate the checksum | |
630 | // Ignore the checksum value and replace it by ' ' (space) | |
631 | for ($i = 148; $i < 156; $i++) { | |
632 | $checksum += ord(' '); | |
633 | } | |
634 | // Last part of the header | |
635 | for ($i = 156; $i < 512; $i++) { | |
636 | $checksum += ord(substr($binaryData, $i, 1)); | |
637 | } | |
2d63c13c | 638 | |
db8aa273 AE |
639 | // extract values |
640 | $format = 'Z100filename/Z8mode/Z8uid/Z8gid/Z12size/Z12mtime/Z8checksum/Z1typeflag/Z100link/Z6magic/Z2version/Z32uname/Z32gname/Z8devmajor/Z8devminor/Z155prefix'; | |
32b198a0 AE |
641 | |
642 | $data = unpack($format, $binaryData); | |
158bd3ca TD |
643 | |
644 | // Extract the properties | |
379875ee | 645 | $header['checksum'] = octdec(trim($data['checksum'])); |
158bd3ca TD |
646 | if ($header['checksum'] == $checksum) { |
647 | $header['filename'] = trim($data['filename']); | |
379875ee MS |
648 | $header['mode'] = octdec(trim($data['mode'])); |
649 | $header['uid'] = octdec(trim($data['uid'])); | |
650 | $header['gid'] = octdec(trim($data['gid'])); | |
651 | $header['size'] = octdec(trim($data['size'])); | |
652 | $header['mtime'] = octdec(trim($data['mtime'])); | |
158bd3ca TD |
653 | $header['prefix'] = trim($data['prefix']); |
654 | if ($header['prefix']) { | |
655 | $header['filename'] = $header['prefix'].'/'.$header['filename']; | |
656 | } | |
657 | if (($header['typeflag'] = $data['typeflag']) == '5') { | |
658 | $header['size'] = 0; | |
659 | $header['type'] = 'folder'; | |
660 | } | |
661 | else { | |
662 | $header['type'] = 'file'; | |
663 | } | |
664 | $header['offset'] = $this->file->tell(); | |
665 | ||
666 | return $header; | |
667 | } | |
668 | else { | |
669 | return false; | |
670 | } | |
671 | } | |
672 | } | |
673 | ||
674 | /** | |
675 | * The File class handles all file operations. | |
676 | * | |
677 | * Example: | |
678 | * using php functions: | |
679 | * $fp = fopen('filename', 'wb'); | |
680 | * fwrite($fp, '...'); | |
681 | * fclose($fp); | |
682 | * | |
683 | * using this class: | |
684 | * $file = new File('filename'); | |
685 | * $file->write('...'); | |
686 | * $file->close(); | |
687 | * | |
688 | * @author Marcel Werk | |
689 | */ | |
690 | class File { | |
691 | protected $resource = null; | |
692 | protected $filename; | |
693 | ||
694 | /** | |
695 | * Opens a new file. | |
696 | * | |
39bea7dd MS |
697 | * @param string $filename |
698 | * @param string $mode | |
158bd3ca TD |
699 | */ |
700 | public function __construct($filename, $mode = 'wb') { | |
701 | $this->filename = $filename; | |
702 | $this->resource = fopen($filename, $mode); | |
703 | if ($this->resource === false) { | |
4fe0b42b | 704 | throw new SystemException('Can not open file ' . $filename); |
158bd3ca TD |
705 | } |
706 | } | |
707 | ||
708 | /** | |
709 | * Calls the specified function on the open file. | |
710 | * Do not call this function directly. Use $file->write('') instead. | |
711 | * | |
39bea7dd MS |
712 | * @param string $function |
713 | * @param array $arguments | |
71952a87 | 714 | * @return mixed |
158bd3ca TD |
715 | */ |
716 | public function __call($function, $arguments) { | |
717 | if (function_exists('f' . $function)) { | |
718 | array_unshift($arguments, $this->resource); | |
39bea7dd | 719 | return call_user_func_array('f' . $function, $arguments); |
158bd3ca TD |
720 | } |
721 | else if (function_exists($function)) { | |
722 | array_unshift($arguments, $this->filename); | |
39bea7dd | 723 | return call_user_func_array($function, $arguments); |
158bd3ca TD |
724 | } |
725 | else { | |
4fe0b42b | 726 | throw new SystemException('Can not call file method ' . $function); |
158bd3ca TD |
727 | } |
728 | } | |
729 | } | |
730 | ||
731 | /** | |
732 | * The File class handles all file operations on a zipped file. | |
733 | * | |
734 | * @author Marcel Werk | |
735 | */ | |
736 | class ZipFile extends File { | |
eedfeca6 AE |
737 | /** |
738 | * checks if gz*64 functions are available instead of gz* | |
739 | * https://bugs.php.net/bug.php?id=53829 | |
740 | * @var boolean | |
741 | */ | |
742 | protected static $gzopen64 = null; | |
743 | ||
158bd3ca TD |
744 | /** |
745 | * Opens a new zipped file. | |
746 | * | |
39bea7dd MS |
747 | * @param string $filename |
748 | * @param string $mode | |
158bd3ca TD |
749 | */ |
750 | public function __construct($filename, $mode = 'wb') { | |
eedfeca6 AE |
751 | if (self::$gzopen64 === null) { |
752 | self::$gzopen64 = (function_exists('gzopen64')); | |
753 | } | |
754 | ||
158bd3ca | 755 | $this->filename = $filename; |
eedfeca6 | 756 | if (!self::$gzopen64 && !function_exists('gzopen')) { |
4fe0b42b | 757 | throw new SystemException('Can not find functions of the zlib extension'); |
158bd3ca | 758 | } |
eedfeca6 | 759 | $this->resource = (self::$gzopen64 ? @gzopen64($filename, $mode) : @gzopen($filename, $mode)); |
158bd3ca | 760 | if ($this->resource === false) { |
4fe0b42b | 761 | throw new SystemException('Can not open file ' . $filename); |
158bd3ca TD |
762 | } |
763 | } | |
764 | ||
765 | /** | |
766 | * Calls the specified function on the open file. | |
767 | * | |
39bea7dd MS |
768 | * @param string $function |
769 | * @param array $arguments | |
71952a87 | 770 | * @return mixed |
158bd3ca TD |
771 | */ |
772 | public function __call($function, $arguments) { | |
eedfeca6 AE |
773 | if (self::$gzopen64 && function_exists('gz' . $function . '64')) { |
774 | array_unshift($arguments, $this->resource); | |
775 | return call_user_func_array('gz' . $function . '64', $arguments); | |
776 | } | |
777 | else if (function_exists('gz' . $function)) { | |
158bd3ca | 778 | array_unshift($arguments, $this->resource); |
39bea7dd | 779 | return call_user_func_array('gz' . $function, $arguments); |
158bd3ca TD |
780 | } |
781 | else if (function_exists($function)) { | |
782 | array_unshift($arguments, $this->filename); | |
39bea7dd | 783 | return call_user_func_array($function, $arguments); |
158bd3ca TD |
784 | } |
785 | else { | |
4fe0b42b | 786 | throw new SystemException('Can not call method ' . $function); |
158bd3ca TD |
787 | } |
788 | } | |
789 | ||
790 | /** | |
791 | * Returns the filesize of the unzipped file | |
792 | */ | |
793 | public function getFileSize() { | |
794 | $byteBlock = 1<<14; | |
795 | $eof = $byteBlock; | |
796 | ||
797 | // the correction is for zip files that are too small | |
798 | // to get in the first while loop | |
799 | $correction = 1; | |
800 | while ($this->seek($eof) == 0) { | |
801 | $eof += $byteBlock; | |
802 | $correction = 0; | |
803 | } | |
804 | ||
805 | while ($byteBlock > 1) { | |
806 | $byteBlock >>= 1; | |
807 | $eof += $byteBlock * ($this->seek($eof) ? -1 : 1); | |
808 | } | |
809 | ||
810 | if ($this->seek($eof) == -1) $eof -= 1; | |
811 | ||
812 | $this->rewind(); | |
813 | return $eof - $correction; | |
814 | } | |
815 | } | |
816 | ||
817 | // let's go | |
818 | // get temp file prefix | |
819 | if (isset($_REQUEST['tmpFilePrefix'])) { | |
820 | $prefix = preg_replace('/[^a-f0-9_]+/', '', $_REQUEST['tmpFilePrefix']); | |
821 | } | |
822 | else { | |
823 | $prefix = substr(sha1(uniqid(microtime())), 0, 8); | |
824 | } | |
825 | define('TMP_FILE_PREFIX', $prefix); | |
826 | ||
827 | // try to find the temp folder | |
99be741e | 828 | define('TMP_DIR', BasicFileUtil::getInstallTempFolder()); |
158bd3ca | 829 | |
7da7f7cc AE |
830 | /** |
831 | * Reads a file resource from temp folder. | |
832 | * | |
833 | * @param string $key | |
834 | * @param string $directory | |
835 | */ | |
836 | function readFileResource($key, $directory) { | |
ec6e78b9 | 837 | if (preg_match('~[\w\-]+\.(css|jpg|png|svg|eot|woff|ttf)~', $_GET[$key], $match)) { |
7da7f7cc AE |
838 | switch ($match[1]) { |
839 | case 'css': | |
840 | header('Content-Type: text/css'); | |
841 | break; | |
842 | ||
843 | case 'jpg': | |
844 | header('Content-Type: image/jpg'); | |
845 | break; | |
846 | ||
847 | case 'png': | |
848 | header('Content-Type: image/png'); | |
849 | break; | |
850 | ||
851 | case 'svg': | |
852 | header('Content-Type: image/svg+xml'); | |
853 | break; | |
ec6e78b9 MW |
854 | |
855 | case 'eot': | |
856 | header('Content-Type: application/vnd.ms-fontobject'); | |
857 | break; | |
858 | ||
859 | case 'woff': | |
860 | header('Content-Type: application/font-woff'); | |
861 | break; | |
862 | ||
863 | case 'ttf': | |
864 | header('Content-Type: application/octet-stream'); | |
865 | break; | |
7da7f7cc AE |
866 | } |
867 | ||
2d9861cd AE |
868 | header('Expires: '.gmdate('D, d M Y H:i:s', time() + 3600).' GMT'); |
869 | header('Last-Modified: Mon, 26 Jul 1997 05:00:00 GMT'); | |
870 | header('Cache-Control: public, max-age=3600'); | |
871 | ||
7da7f7cc | 872 | readfile($directory . $_GET[$key]); |
158bd3ca TD |
873 | } |
874 | exit; | |
875 | } | |
876 | ||
7da7f7cc AE |
877 | // show image from temp folder |
878 | if (isset($_GET['showImage'])) { | |
879 | readFileResource('showImage', TMP_DIR . 'install/files/acp/images/'); | |
880 | } | |
881 | // show icon from temp folder | |
882 | if (isset($_GET['showIcon'])) { | |
883 | readFileResource('showIcon', TMP_DIR . 'install/files/icon/'); | |
884 | } | |
885 | // show css from temp folder | |
886 | if (isset($_GET['showCSS'])) { | |
e94c3830 | 887 | readFileResource('showCSS', TMP_DIR . 'install/files/acp/style/setup/'); |
7da7f7cc | 888 | } |
ec6e78b9 MW |
889 | // show fonts from temp folder |
890 | if (isset($_GET['showFont'])) { | |
891 | readFileResource('showFont', TMP_DIR . 'install/files/font/'); | |
892 | } | |
7da7f7cc | 893 | |
53e00c6b | 894 | // check whether setup files are already unzipped |
158bd3ca TD |
895 | if (!file_exists(TMP_DIR . 'install/files/lib/system/WCFSetup.class.php')) { |
896 | // try to unzip all setup files into temp folder | |
897 | $tar = new Tar(SETUP_FILE); | |
898 | $contentList = $tar->getContentList(); | |
15fa2802 | 899 | if (empty($contentList)) { |
3a4862d3 | 900 | throw new SystemException("Cannot unpack 'WCFSetup.tar.gz'. File is probably broken."); |
158bd3ca TD |
901 | } |
902 | ||
903 | foreach ($contentList as $file) { | |
904 | foreach ($neededFilesPattern as $pattern) { | |
905 | if (preg_match($pattern, $file['filename'])) { | |
906 | // create directory if not exists | |
907 | $dir = TMP_DIR . dirname($file['filename']); | |
908 | if (!@is_dir($dir)) { | |
909 | @mkdir($dir, 0777, true); | |
1232bce2 | 910 | BasicFileUtil::makeWritable($dir); |
158bd3ca TD |
911 | } |
912 | ||
913 | $tar->extract($file['index'], TMP_DIR . $file['filename']); | |
914 | } | |
915 | } | |
916 | } | |
917 | $tar->close(); | |
918 | ||
919 | // create cache folders | |
920 | @mkdir(TMP_DIR . 'setup/lang/cache/', 0777); | |
1232bce2 | 921 | BasicFileUtil::makeWritable(TMP_DIR . 'setup/lang/cache/'); |
158bd3ca TD |
922 | |
923 | @mkdir(TMP_DIR . 'setup/template/compiled/', 0777); | |
1232bce2 | 924 | BasicFileUtil::makeWritable(TMP_DIR . 'setup/template/compiled/'); |
158bd3ca TD |
925 | } |
926 | ||
927 | if (!class_exists('wcf\system\WCFSetup')) { | |
3a4862d3 | 928 | throw new SystemException("Cannot find class 'WCFSetup'"); |
158bd3ca TD |
929 | } |
930 | ||
931 | // start setup | |
dcb3a44c | 932 | new \wcf\system\WCFSetup(); |