Fatal Error: <?php echo htmlentities($this->getMessage()); ?>

/** * This script tries to find the temp folder and unzip all setup files into. * * @author Marcel Werk * @copyright 2001-2018 WoltLab GmbH * @license GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php> */// @codingStandardsIgnoreFile// define constantsdefine('INSTALL_SCRIPT', __FILE__);define('INSTALL_SCRIPT_DIR', dirname(__FILE__).'/');define('SETUP_FILE', INSTALL_SCRIPT_DIR . 'WCFSetup.tar.gz');define('NO_IMPORTS', 1);// set exception handlerset_exception_handler('handleException');// set php error handlerset_error_handler('handleError', E_ALL);// define list of needed file$neededFilesPattern = [ '!^setup/.*!', '!^install/files/acp/images/woltlabSuite.*!', '!^install/files/acp/style/setup/.*!', '!^install/files/lib/data/.*!', '!^install/files/icon/.*!', '!^install/files/font/.*!', '!^install/files/lib/system/.*!', '!^install/files/lib/util/.*!', '!^install/lang/.*!', '!^install/packages/.*!']; // define needed functions and classes/** @noinspection PhpMultipleClassesDeclarationsInOneFile *//** * WCF::handleException() calls the show method on exceptions that implement this interface. * * @package com.woltlab.wcf * @author Marcel Werk */interface IPrintableException { public function show();}// define needed classes// needed are:// SystemException, PrintableException, BasicFileUtil, Tar, File, ZipFile/** @noinspection PhpMultipleClassesDeclarationsInOneFile *//** * A SystemException is thrown when an unexpected error occurs. * * @package com.woltlab.wcf * @author Marcel Werk */class SystemException extends \Exception implements IPrintableException { protected $description; protected $information = ''; protected $functions = ''; /** * Creates a new SystemException. * * @param string $message error message * @param integer $code error code * @param string $description description of the error * @param \Exception $previous repacked Exception */ public function __construct($message = '', $code = 0, $description = '', \Exception $previous = null) { parent::__construct((string) $message, (int) $code, $previous); $this->description = $description; } /** * Returns the description of this exception. * * @return string */ public function getDescription() { return $this->description; } /** * Prints this exception. * This method is called by WCF::handleException(). */ public function show() { /* * A notice on the HTML used below: * * It might appear a bit weird to use all over the place where semantically * other elements would fit in way better. The reason behind this is that we avoid * inheriting unwanted styles (e.g. exception displayed in an overlay) and that * the output needs to be properly readable when copied & pasted somewhere. * * Besides the visual appearance, the output was built to provide a maximum of * compatibility and readability when pasted somewhere else, e.g. a WYSIWYG editor * without the potential of messing up the formatting and thus harming the readability. */<!DOCTYPE html>Fatal Error: <?php echo htmlentities($this->getMessage()); ?> <title>Fatal Error: echo htmlentities($this->getMessage()); </title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <style> .exceptionBody { margin: 0; padding: 0; } .exceptionContainer { box-sizing: border-box; font-family: 'Segoe UI', 'Lucida Grande', 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 14px; padding-bottom: 20px; } .exceptionContainer * { box-sizing: inherit; color: #000; line-height: 1.5em; margin: 0; padding: 0; } .exceptionHeader { background-color: rgb(58, 109, 156); padding: 30px 0; } .exceptionTitle { color: #fff; font-size: 28px; font-weight: 300; } .exceptionErrorCode { color: #fff; margin-top: .5em; } .exceptionErrorCode .exceptionInlineCode { background-color: rgb(43, 79, 113); border-radius: 3px; color: #fff; font-family: monospace; padding: 3px 10px; white-space: nowrap; } .exceptionSubtitle { border-bottom: 1px solid rgb(238, 238, 238); color: rgb(44, 62, 80); font-size: 24px; font-weight: 300; margin-bottom: 15px; padding-bottom: 10px; } .exceptionContainer > .exceptionBoundary { margin-top: 30px; } .exceptionText .exceptionInlineCodeWrapper { border: 1px solid rgb(169, 169, 169); border-radius: 3px; padding: 2px 5px; } .exceptionText .exceptionInlineCode { font-family: monospace; white-space: nowrap; } .exceptionFieldTitle { color: rgb(59, 109, 169); } .exceptionFieldTitle .exceptionColon { /* hide colon in browser, but will be visible after copy & paste */ opacity: 0; } .exceptionFieldValue { font-size: 18px; min-height: 1.5em; } .exceptionSystemInformation, .exceptionErrorDetails, .exceptionStacktrace { list-style-type: none; } .exceptionSystemInformation > li:not(:first-child), .exceptionErrorDetails > li:not(:first-child) { margin-top: 10px; } .exceptionStacktrace { display: block; margin-top: 5px; overflow: auto; padding-bottom: 20px; } .exceptionStacktraceFile, .exceptionStacktraceFile span, .exceptionStacktraceCall, .exceptionStacktraceCall span { font-family: monospace !important; white-space: nowrap !important; } .exceptionStacktraceCall + .exceptionStacktraceFile { margin-top: 5px; } .exceptionStacktraceCall { padding-left: 40px; } .exceptionStacktraceCall, .exceptionStacktraceCall span { color: rgb(102, 102, 102) !important; font-size: 13px !important; } /* mobile */ @media (max-width: 767px) { .exceptionBoundary { min-width: 320px; padding: 0 10px; } .exceptionText .exceptionInlineCodeWrapper { display: inline-block; overflow: auto; } .exceptionErrorCode .exceptionInlineCode { font-size: 13px; padding: 2px 5px; } } /* desktop */ @media (min-width: 768px) { .exceptionBoundary { margin: 0 auto; max-width: 1400px; min-width: 1200px; padding: 0 10px; } .exceptionSystemInformation { display: flex; flex-wrap: wrap; } .exceptionSystemInformation1, .exceptionSystemInformation3, .exceptionSystemInformation5 { flex: 0 0 200px; margin: 0 0 10px 0 !important; } .exceptionSystemInformation2, .exceptionSystemInformation4, .exceptionSystemInformation6 { flex: 0 0 calc(100% - 210px); margin: 0 0 10px 10px !important; max-width: calc(100% - 210px); } .exceptionSystemInformation1 { order: 1; } .exceptionSystemInformation2 { order: 2; } .exceptionSystemInformation3 { order: 3; } .exceptionSystemInformation4 { order: 4; } .exceptionSystemInformation5 { order: 5; } .exceptionSystemInformation6 { order: 6; } .exceptionSystemInformation .exceptionFieldValue { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; } } </style><body class="exceptionBody"> <div class="exceptionContainer"> <div class="exceptionHeader"> <div class="exceptionBoundary"> An error has occurred </div> </div> <div class="exceptionBoundary"> System Information <ul class="exceptionSystemInformation"> <li class="exceptionSystemInformation1"> PHP Version: echo htmlentities(phpversion()); </li> <li class="exceptionSystemInformation3"> WoltLab Suite Core: 3.1 </li> <li class="exceptionSystemInformation5"> Peak Memory Usage: echo round(memory_get_peak_usage() / 1024 / 1024, 3); / echo ini_get('memory_limit'); </li> <li class="exceptionSystemInformation2"> Request URI: if (isset($_SERVER['REQUEST_URI'])) echo htmlentities($_SERVER['REQUEST_URI']); </li> <li class="exceptionSystemInformation4"> Referrer: if (isset($_SERVER['HTTP_REFERER'])) echo htmlentities($_SERVER['HTTP_REFERER']); </li> <li class="exceptionSystemInformation6"> User Agent: if (isset($_SERVER['HTTP_USER_AGENT'])) echo htmlentities($_SERVER['HTTP_USER_AGENT']); </li> </ul> </div> $e = $this; $first = true; do { $trace = $e->getTrace(); if (isset($trace[0]['function']) && $trace[0]['function'] === 'handleException') { // ignore repacked exception continue; } <div class="exceptionBoundary"> if (!$e->getPrevious() && !$first) { echo "Original "; } else if ($e->getPrevious() && $first) { echo "Final "; } Error if (($e instanceof SystemException || $e instanceof \wcf\system\exception\SystemException) && $e->getDescription()) { echo $e->getDescription(); } <ul class="exceptionErrorDetails"> <li> Error Type: echo htmlentities(get_class($e)); </li> <li> Error Message: echo htmlentities($e->getMessage()); </li> if ($e->getCode()) { <li> Error Code: echo intval($e->getCode()); </li> } <li> File: echo htmlentities($e->getFile()); ( echo $e->getLine(); ) </li> <li> Stack Trace: <ul class="exceptionStacktrace"> $trace = $e->getTrace(); for ($i = 0, $max = count($trace); $i < $max; $i++) { <li class="exceptionStacktraceFile"> echo '#'.$i.' '.htmlentities($trace[$i]['file']).' ('.$trace[$i]['line'].')'.':'; </li> <li class="exceptionStacktraceCall"> echo $trace[$i]['class'].$trace[$i]['type'].$trace[$i]['function'].'('; echo implode(', ', array_map(function ($item) { switch (gettype($item)) { case 'integer': case 'double': return $item; case 'NULL': return 'null'; case 'string': return "'".addcslashes(htmlentities($item), "\\'")."'"; case 'boolean': return $item ? 'true' : 'false'; case 'array': $keys = array_keys($item); if (count($keys) > 5) return "[ ".count($keys)." items ]"; return '[ '.implode(', ', array_map(function ($item) { return $item.' => '; }, $keys)).']'; case 'object': return get_class($item); } throw new \LogicException('Unreachable'); }, $trace[$i]['args'])); echo ')</li>'; } </ul> </li> </ul> </div> $first = false; } while ($e = $e->getPrevious()); </div> }}/** * Loads the required classes automatically. */spl_autoload_register(function($className) { $namespaces = explode('\\', $className); if (count($namespaces) > 1) { // remove 'wcf' component array_shift($namespaces); $className = implode('/', $namespaces); $classPath = TMP_DIR . 'install/files/lib/' . $className . '.class.php'; if (file_exists($classPath)) { require_once($classPath); } }});/** * Escapes strings for execution in sql queries. * * @param string $string * @return string */function escapeString($string) { return \wcf\system\WCF::getDB()->escapeString($string);}/** * Helper method to output debug data for all passed variables, * uses `print_r()` for arrays and objects, `var_dump()` otherwise. */function wcfDebug() { echo "<pre>"; $args = func_get_args(); $length = count($args); if ($length === 0) { echo "ERROR: No arguments provided.<hr>"; } else { for ($i = 0; $i < $length; $i++) { $arg = $args[$i]; echo "

Argument {$i} (" . gettype($arg) . ")

"; if (is_array($arg) || is_object($arg)) { print_r($arg); } else { var_dump($arg); } echo "<hr>"; } } $backtrace = debug_backtrace(); // output call location to help finding these debug outputs again echo "wcfDebug() called in {$backtrace[0]['file']} on line {$backtrace[0]['line']}"; echo "</pre>"; exit;}/** * Calls the show method on the given exception. * * @param mixed $e */function handleException($e) { try { if (!($e instanceof \Exception)) throw $e; if ($e instanceof IPrintableException || $e instanceof \wcf\system\exception\IPrintableException) { $e->show(); exit; } // repacking (new SystemException($e->getMessage(), $e->getCode(), '', $e))->show(); exit; } catch (\Throwable $exception) { die("<pre>WCF::handleException() Unhandled exception: ".$exception->getMessage()."\n\n".$exception->getTraceAsString()); } catch (\Exception $exception) { die("<pre>WCF::handleException() Unhandled exception: ".$exception->getMessage()."\n\n".$exception->getTraceAsString()); }}/** * Catches php errors and throws instead a system exception. * * @param integer $errorNo * @param string $message * @param string $filename * @param integer $lineNo * @throws SystemException */function handleError($errorNo, $message, $filename, $lineNo) { if (error_reporting() != 0) { $type = 'error'; switch ($errorNo) { case 2: $type = 'warning'; break; case 8: $type = 'notice'; break; } throw new SystemException('PHP '.$type.' in file '.$filename.' ('.$lineNo.'): '.$message, 0); }}/** @noinspection PhpMultipleClassesDeclarationsInOneFile *//** * BasicFileUtil contains file-related functions. * * @package com.woltlab.wcf * @author Marcel Werk */class BasicFileUtil { /** * chmod mode * @var integer */ protected static $mode = null; /** * Tries to find the temp folder. * * @return string * @throws SystemException */ public static function getTempFolder() { // use tmp folder in document root by default if (!empty($_SERVER['DOCUMENT_ROOT'])) { if (strpos($_SERVER['DOCUMENT_ROOT'], 'strato') !== false) { // strato bugfix // create tmp folder in document root automatically if (!@file_exists($_SERVER['DOCUMENT_ROOT'].'/tmp')) { @mkdir($_SERVER['DOCUMENT_ROOT'].'/tmp/', 0777); try { self::makeWritable($_SERVER['DOCUMENT_ROOT'].'/tmp/'); } catch (SystemException $e) {} } } if (@file_exists($_SERVER['DOCUMENT_ROOT'].'/tmp') && @is_writable($_SERVER['DOCUMENT_ROOT'].'/tmp')) { return $_SERVER['DOCUMENT_ROOT'].'/tmp/'; } } if (isset($_ENV['TMP']) && @is_writable($_ENV['TMP'])) { return $_ENV['TMP'] . '/'; } if (isset($_ENV['TEMP']) && @is_writable($_ENV['TEMP'])) { return $_ENV['TEMP'] . '/'; } if (isset($_ENV['TMPDIR']) && @is_writable($_ENV['TMPDIR'])) { return $_ENV['TMPDIR'] . '/'; } if (($path = ini_get('upload_tmp_dir')) && @is_writable($path)) { return $path . '/'; } if (@file_exists('/tmp/') && @is_writable('/tmp/')) { return '/tmp/'; } if (function_exists('session_save_path') && ($path = session_save_path()) && @is_writable($path)) { return $path . '/'; } $path = INSTALL_SCRIPT_DIR.'tmp/'; if (@file_exists($path) && @is_writable($path)) { return $path; } else { throw new SystemException('There is no access to the system temporary folder due to an unknown reason and no user specific temporary folder exists in '.INSTALL_SCRIPT_DIR.'! This is a misconfiguration of your webserver software! Please create a folder called '.$path.' using your favorite ftp program, make it writable and then retry this installation.'); } } /** * Returns the temp folder for the installation. * * @return string */ public static function getInstallTempFolder() { $dir = self::getTempFolder() . TMP_FILE_PREFIX . '/'; @mkdir($dir); self::makeWritable($dir); return $dir; } /** * Tries to make a file or directory writable. It starts of with the least * permissions and goes up until 0666 for files and 0777 for directories. * * @param string $filename * @throws SystemException */ public static function makeWritable($filename) { if (!file_exists($filename)) { return; } // determine mode if (self::$mode === null) { // do not use PHP_OS here, as this represents the system it was built on != running on // Linux Server 5.4.0-81-generic #91-Ubuntu SMP Thu Jul 15 19:09:17 UTC x86_64 is forbidden on some strange hosts; PHP_EOL is reliable if (PHP_EOL == "\r\n") { // Windows self::$mode = 0777; } else { // anything but Windows clearstatcache(); self::$mode = 0666; $tmpFilename = '__permissions_'.sha1(time()).'.txt'; @touch($tmpFilename); // create a new file and check the file owner, if it is the same // as this file (uploaded through FTP), we can safely grant write // permissions exclusively to the owner rather than everyone if (file_exists($tmpFilename)) { $scriptOwner = fileowner(__FILE__); $fileOwner = fileowner($tmpFilename); if ($scriptOwner === $fileOwner) { self::$mode = 0644; } @unlink($tmpFilename); } } } if (is_dir($filename)) { if (self::$mode == 0644) { @chmod($filename, 0755); } else { @chmod($filename, 0777); } } else { @chmod($filename, self::$mode); } if (!is_writable($filename)) { throw new SystemException("Unable to make '".$filename."' writable. This is a misconfiguration of your server, please contact your system administrator or hosting provider."); } }}/** @noinspection PhpMultipleClassesDeclarationsInOneFile *//** * Opens tar or tar.gz archives. * * Usage: * ------ * $tar = new Tar('archive.tar'); * $contentList = $tar->getContentList(); * foreach ($contentList as $key => $val) { * $tar->extract($key, DESTINATION); * } */class Tar { protected $archiveName = ''; protected $contentList = []; protected $opened = false; protected $read = false; protected $file = null; protected $isZipped = false; protected $mode = 'rb'; /** * Creates a new Tar object. * archiveName must be tarball or gzipped tarball * * @param string $archiveName * @throws SystemException */ public function __construct($archiveName) { if (!is_file($archiveName)) { throw new SystemException("unable to find tar archive '".$archiveName."'"); } $this->archiveName = $archiveName; $this->open(); $this->readContent(); } /** * Destructor of this class, closes tar archive. */ public function __destruct() { $this->close(); } /** * Opens the tar archive and stores filehandle. */ public function open() { if (!$this->opened) { if ($this->isZipped) $this->file = new ZipFile($this->archiveName, $this->mode); else { // test compression $this->file = new File($this->archiveName, $this->mode); if ($this->file->read(2) == "\37\213") { $this->file->close(); $this->isZipped = true; $this->file = new ZipFile($this->archiveName, $this->mode); } else { $this->file->seek(0); } } $this->opened = true; } } /** * Closes the opened file. */ public function close() { if ($this->opened) { $this->file->close(); $this->opened = false; } } /** * Returns the table of contents (TOC) list for this tar archive. * * @return array list of content */ public function getContentList() { if (!$this->read) { $this->open(); $this->readContent(); } return $this->contentList; } /** * Returns an associative array with information * about a specific file in the archive. * * @param mixed $fileIndex index or name of the requested file * @return array * @throws SystemException */ public function getFileInfo($fileIndex) { if (!is_int($fileIndex)) { $fileIndex = $this->getIndexByFilename($fileIndex); } if (!isset($this->contentList[$fileIndex])) { throw new SystemException("Tar: could find file '".$fileIndex."' in archive"); } return $this->contentList[$fileIndex]; } /** * Searchs a file in the tar archive * and returns the numeric fileindex. * Returns false if not found. * * @param string $filename * @return integer index of the requested file */ public function getIndexByFilename($filename) { foreach ($this->contentList as $index => $file) { if ($file['filename'] == $filename) { return $index; } } return false; } /** * Extracts a specific file and returns the content as string. * Returns false if extraction failed. * * @param mixed $index index or name of the requested file * @return string content of the requested file */ public function extractToString($index) { if (!$this->read) { $this->open(); $this->readContent(); } $header = $this->getFileInfo($index); // can not extract a folder if ($header['type'] != 'file') { return false; } // seek to offset $this->file->seek($header['offset']); // read data $content = ''; $n = floor($header['size'] / 512); for($i = 0; $i < $n; $i++) { $content .= $this->file->read(512); } if(($header['size'] % 512) != 0) { $buffer = $this->file->read(512); $content .= substr($buffer, 0, $header['size'] % 512); } return $content; } /** * Extracts a specific file and writes it's content * to the file specified with $destination. * * @param mixed $index index or name of the requested file * @param string $destination * @return boolean * @throws SystemException */ public function extract($index, $destination) { if (!$this->read) { $this->open(); $this->readContent(); } $header = $this->getFileInfo($index); // can not extract a folder if ($header['type'] != 'file') { return false; } // seek to offset $this->file->seek($header['offset']); $targetFile = new File($destination); // read data $n = floor($header['size'] / 512); for ($i = 0; $i < $n; $i++) { $content = $this->file->read(512); $targetFile->write($content, 512); } if (($header['size'] % 512) != 0) { $content = $this->file->read(512); $targetFile->write($content, $header['size'] % 512); } $targetFile->close(); BasicFileUtil::makeWritable($destination); if ($header['mtime']) { @$targetFile->touch($header['mtime']); } // check filesize if (filesize($destination) != $header['size']) { throw new SystemException("Could not untar file '".$header['filename']."' to '".$destination."'. Maybe disk quota exceeded in folder '".dirname($destination)."'."); } return true; } /** * Reads table of contents (TOC) from tar archive. * This does not get the entire to memory but only parts of it. */ protected function readContent() { $this->contentList = []; $this->read = true; $i = 0; // Read the 512 bytes header $longFilename = null; while (strlen($binaryData = $this->file->read(512)) != 0) { // read header $header = $this->readHeader($binaryData); if ($header === false) { continue; } // fixes a bug that files with long names aren't correctly // extracted if ($longFilename !== null) { $header['filename'] = $longFilename; $longFilename = null; } if ($header['typeflag'] == 'L') { $format = 'Z'.$header['size'].'filename'; $fileData = unpack($format, $this->file->read(512)); $longFilename = $fileData['filename']; $header['size'] = 0; } // don't include the @LongLink file in the content list else { $this->contentList[$i] = $header; $this->contentList[$i]['index'] = $i; $i++; } $this->file->seek($this->file->tell() + (512 * ceil($header['size'] / 512))); } } /** * Unpacks file header for one file entry. * * @param string $binaryData * @return array|boolean */ protected function readHeader($binaryData) { if (strlen($binaryData) != 512) { return false; } $header = []; $checksum = 0; // First part of the header for ($i = 0; $i < 148; $i++) { $checksum += ord(substr($binaryData, $i, 1)); } // Calculate the checksum // Ignore the checksum value and replace it by ' ' (space) for ($i = 148; $i < 156; $i++) { $checksum += ord(' '); } // Last part of the header for ($i = 156; $i < 512; $i++) { $checksum += ord(substr($binaryData, $i, 1)); } // extract values $format = 'Z100filename/Z8mode/Z8uid/Z8gid/Z12size/Z12mtime/Z8checksum/Z1typeflag/Z100link/Z6magic/Z2version/Z32uname/Z32gname/Z8devmajor/Z8devminor/Z155prefix'; $data = unpack($format, $binaryData); // Extract the properties $header['checksum'] = octdec(trim($data['checksum'])); if ($header['checksum'] == $checksum) { $header['filename'] = trim($data['filename']); $header['mode'] = octdec(trim($data['mode'])); $header['uid'] = octdec(trim($data['uid'])); $header['gid'] = octdec(trim($data['gid'])); $header['size'] = octdec(trim($data['size'])); $header['mtime'] = octdec(trim($data['mtime'])); $header['prefix'] = trim($data['prefix']); if ($header['prefix']) { $header['filename'] = $header['prefix'].'/'.$header['filename']; } if (($header['typeflag'] = $data['typeflag']) == '5') { $header['size'] = 0; $header['type'] = 'folder'; } else { $header['type'] = 'file'; } $header['offset'] = $this->file->tell(); return $header; } else { return false; } }}/** @noinspection PhpMultipleClassesDeclarationsInOneFile *//** * The File class handles all file operations. * * Example: * using php functions: * $fp = fopen('filename', 'wb'); * fwrite($fp, '...'); * fclose($fp); * * using this class: * $file = new File('filename'); * $file->write('...'); * $file->close(); * * @author Marcel Werk */class File { protected $resource = null; protected $filename; /** * Opens a new file. * * @param string $filename * @param string $mode * @throws SystemException */ public function __construct($filename, $mode = 'wb') { $this->filename = $filename; $this->resource = fopen($filename, $mode); if ($this->resource === false) { throw new SystemException('Can not open file ' . $filename); } } /** * Calls the specified function on the open file. * Do not call this function directly. Use $file->write('') instead. * * @param string $function * @param array $arguments * @return mixed * @throws SystemException */ public function __call($function, $arguments) { if (function_exists('f' . $function)) { array_unshift($arguments, $this->resource); return call_user_func_array('f' . $function, $arguments); } else if (function_exists($function)) { array_unshift($arguments, $this->filename); return call_user_func_array($function, $arguments); } else { throw new SystemException('Can not call file method ' . $function); } }}/** @noinspection PhpMultipleClassesDeclarationsInOneFile *//** * The File class handles all file operations on a zipped file. * * @author Marcel Werk */class ZipFile extends File { /** * checks if gz*64 functions are available instead of gz* * https://bugs.php.net/bug.php?id=53829 * @var boolean */ protected static $gzopen64 = null; /** @noinspection PhpMissingParentConstructorInspection */ /** * Opens a new zipped file. * * @param string $filename * @param string $mode * @throws SystemException */ public function __construct($filename, $mode = 'wb') { if (self::$gzopen64 === null) { self::$gzopen64 = function_exists('gzopen64'); } $this->filename = $filename; if (!self::$gzopen64 && !function_exists('gzopen')) { throw new SystemException('Can not find functions of the zlib extension'); } /** @noinspection PhpUndefinedFunctionInspection */ $this->resource = (self::$gzopen64 ? @gzopen64($filename, $mode) : @gzopen($filename, $mode)); if ($this->resource === false) { throw new SystemException('Can not open file ' . $filename); } } /** * Calls the specified function on the open file. * * @param string $function * @param array $arguments * @return mixed * @throws SystemException */ public function __call($function, $arguments) { if (self::$gzopen64 && function_exists('gz' . $function . '64')) { array_unshift($arguments, $this->resource); return call_user_func_array('gz' . $function . '64', $arguments); } else if (function_exists('gz' . $function)) { array_unshift($arguments, $this->resource); return call_user_func_array('gz' . $function, $arguments); } else if (function_exists($function)) { array_unshift($arguments, $this->filename); return call_user_func_array($function, $arguments); } else { throw new SystemException('Can not call method ' . $function); } } /** * Returns the filesize of the unzipped file */ public function getFileSize() { $byteBlock = 1<<14; $eof = $byteBlock; // the correction is for zip files that are too small // to get in the first while loop $correction = 1; while ($this->seek($eof) == 0) { $eof += $byteBlock; $correction = 0; } while ($byteBlock > 1) { $byteBlock >>= 1; $eof += $byteBlock * ($this->seek($eof) ? -1 : 1); } if ($this->seek($eof) == -1) $eof -= 1; $this->rewind(); return $eof - $correction; }}// let's go// get temp file prefixif (isset($_REQUEST['tmpFilePrefix'])) { $prefix = preg_replace('/[^a-f0-9_]+/', '', $_REQUEST['tmpFilePrefix']);}else { $prefix = substr(sha1(uniqid(microtime())), 0, 8);}define('TMP_FILE_PREFIX', $prefix);// try to find the temp folderdefine('TMP_DIR', BasicFileUtil::getInstallTempFolder());/** * Reads a file resource from temp folder. * * @param string $key * @param string $directory */function readFileResource($key, $directory) { if (preg_match('~[\w\-]+\.(css|jpg|png|svg|eot|woff|ttf)~', $_GET[$key], $match)) { switch ($match[1]) { case 'css': header('Content-Type: text/css'); break; case 'jpg': header('Content-Type: image/jpg'); break; case 'png': header('Content-Type: image/png'); break; case 'svg': header('Content-Type: image/svg+xml'); break; case 'eot': header('Content-Type: application/vnd.ms-fontobject'); break; case 'woff': header('Content-Type: application/font-woff'); break; case 'ttf': header('Content-Type: application/octet-stream'); break; } header('Expires: '.gmdate('D, d M Y H:i:s', time() + 3600).' GMT'); header('Last-Modified: Mon, 26 Jul 1997 05:00:00 GMT'); header('Cache-Control: public, max-age=3600'); readfile($directory . $_GET[$key]); } exit;}// show image from temp folderif (isset($_GET['showImage'])) { readFileResource('showImage', TMP_DIR . 'install/files/acp/images/');}// show icon from temp folderif (isset($_GET['showIcon'])) { readFileResource('showIcon', TMP_DIR . 'install/files/icon/');}// show css from temp folderif (isset($_GET['showCSS'])) { readFileResource('showCSS', TMP_DIR . 'install/files/acp/style/setup/');}// show fonts from temp folderif (isset($_GET['showFont'])) { readFileResource('showFont', TMP_DIR . 'install/files/font/');}// check whether setup files are already unzippedif (!file_exists(TMP_DIR . 'install/files/lib/system/WCFSetup.class.php')) { // try to unzip all setup files into temp folder $tar = new Tar(SETUP_FILE); $contentList = $tar->getContentList(); if (empty($contentList)) { throw new SystemException("Cannot unpack 'WCFSetup.tar.gz'. File is probably broken."); } foreach ($contentList as $file) { foreach ($neededFilesPattern as $pattern) { if (preg_match($pattern, $file['filename'])) { // create directory if not exists $dir = TMP_DIR . dirname($file['filename']); if (!@is_dir($dir)) { @mkdir($dir, 0777, true); BasicFileUtil::makeWritable($dir); } $tar->extract($file['index'], TMP_DIR . $file['filename']); } } } $tar->close(); // create cache folders @mkdir(TMP_DIR . 'setup/lang/cache/', 0777); BasicFileUtil::makeWritable(TMP_DIR . 'setup/lang/cache/'); @mkdir(TMP_DIR . 'setup/template/compiled/', 0777); BasicFileUtil::makeWritable(TMP_DIR . 'setup/template/compiled/');}if (!class_exists('wcf\system\WCFSetup')) { throw new SystemException("Cannot find class 'WCFSetup'");}// start setupnew \wcf\system\WCFSetup();