PHP CKFinder_Connector_Utils_FileSystem::getextension方法代码示例

 /**
  * send response (save uploaded file, resize if required)
  * @access public
  *
  */
 public function sendResponse()
 {
     $iErrorNumber = CKFINDER_CONNECTOR_ERROR_NONE;
     $_config =& CKFinder_Connector_core_Factory::getInstance("core_config");
     $oRegistry =& CKFinder_Connector_core_Factory::getInstance("core_Registry");
     $oRegistry->set("FileUpload_fileName", "unknown file");
     $uploadedFile = array_shift($_FILES);
     if (!isset($uploadedFile['name'])) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UPLOADED_INVALID);
     }
     $sUnsafeFileName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding(CKFinder_Connector_Utils_Misc::mbBasename($uploadedFile['name']));
     $sFileName = CKFinder_Connector_Utils_FileSystem::secureFileName($sUnsafeFileName);
     if ($sFileName != $sUnsafeFileName) {
         $iErrorNumber = CKFINDER_CONNECTOR_ERROR_UPLOADED_INVALID_NAME_RENAMED;
         //增加自定义的重命名函数后在此增加的两行
         /*       $sextension = CKFinder_Connector_Utils_FileSystem::getextension($sFileName);
                  $sFileName = mySetFileName() . '.' . $sextension;
                  //添加以下两行解决中文乱码问题(重命名)  */
         /* $sextension=CKFinder_Connector_Utils_FileSystem::getextension($sFileName);
            $sFileName=date("Ymd")."_".date("His").".".$sextension; */
     }
     $oRegistry->set("FileUpload_fileName", $sFileName);
     $this->checkConnector();
     $this->checkRequest();
     if (!$this->_currentFolder->checkAcl(CKFINDER_CONNECTOR_ACL_FILE_UPLOAD)) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UNAUTHORIZED);
     }
     $_resourceTypeconfig = $this->_currentFolder->getResourceTypeconfig();
     if (!CKFinder_Connector_Utils_FileSystem::checkFileName($sFileName) || $_resourceTypeconfig->checkIsHiddenFile($sFileName)) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
     }
     $resourceTypeInfo = $this->_currentFolder->getResourceTypeconfig();
     if (!$resourceTypeInfo->checkextension($sFileName)) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_EXTENSION);
     }
     $oRegistry->set("FileUpload_fileName", $sFileName);
     $oRegistry->set("FileUpload_url", $this->_currentFolder->getUrl());
     $maxSize = $resourceTypeInfo->getMaxSize();
     if (!$_config->checkSizeAfterScaling() && $maxSize && $uploadedFile['size'] > $maxSize) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UPLOADED_TOO_BIG);
     }
     $htmlextensions = $_config->getHtmlextensions();
     $sextension = CKFinder_Connector_Utils_FileSystem::getextension($sFileName);
     if ($htmlextensions && !CKFinder_Connector_Utils_Misc::inArrayCaseInsensitive($sextension, $htmlextensions) && ($detectHtml = CKFinder_Connector_Utils_FileSystem::detectHtml($uploadedFile['tmp_name'])) === true) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UPLOADED_WRONG_HTML_FILE);
     }
     $secureImageUploads = $_config->getSecureImageUploads();
     if ($secureImageUploads && ($isImageValid = CKFinder_Connector_Utils_FileSystem::isImageValid($uploadedFile['tmp_name'], $sextension)) === false) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UPLOADED_CORRUPT);
     }
     switch ($uploadedFile['error']) {
         case UPLOAD_ERR_OK:
             break;
         case UPLOAD_ERR_INI_SIZE:
         case UPLOAD_ERR_FORM_SIZE:
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UPLOADED_TOO_BIG);
             break;
         case UPLOAD_ERR_PARTIAL:
         case UPLOAD_ERR_NO_FILE:
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UPLOADED_CORRUPT);
             break;
         case UPLOAD_ERR_NO_TMP_DIR:
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UPLOADED_NO_TMP_DIR);
             break;
         case UPLOAD_ERR_CANT_WRITE:
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
             break;
         case UPLOAD_ERR_EXTENSION:
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
             break;
     }
     $sServerDir = $this->_currentFolder->getServerPath();
     while (true) {
         $sFilePath = CKFinder_Connector_Utils_FileSystem::combinePaths($sServerDir, $sFileName);
         if (file_exists($sFilePath)) {
             $sFileName = CKFinder_Connector_Utils_FileSystem::autoRename($sServerDir, $sFileName);
             $oRegistry->set("FileUpload_fileName", $sFileName);
             $iErrorNumber = CKFINDER_CONNECTOR_ERROR_UPLOADED_FILE_RENAMED;
         } else {
             if (false === move_uploaded_file($uploadedFile['tmp_name'], $sFilePath)) {
                 $iErrorNumber = CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED;
             } else {
                 if (isset($detectHtml) && $detectHtml === -1 && CKFinder_Connector_Utils_FileSystem::detectHtml($sFilePath) === true) {
                     @unlink($sFilePath);
                     $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UPLOADED_WRONG_HTML_FILE);
                 } else {
                     if (isset($isImageValid) && $isImageValid === -1 && CKFinder_Connector_Utils_FileSystem::isImageValid($sFilePath, $sextension) === false) {
                         @unlink($sFilePath);
                         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UPLOADED_CORRUPT);
                     }
                 }
             }
             if (is_file($sFilePath) && ($perms = $_config->getChmodFiles())) {
                 $oldumask = umask(0);
                 chmod($sFilePath, $perms);
//.........这里部分代码省略.........

 /**
  * Check one file for security reasons
  *
  * @param object $filePathInfo
  * @param string $originalFileName
  * @return mixed bool(false) - if security checks fails. Otherwise string - ralative zip archive path with secured filename.
  */
 protected function checkOneFile($filePathInfo, $originalFileName)
 {
     $resourceTypeInfo = $this->_currentFolder->getResourceTypeconfig();
     // checked if it is a folder
     $fileStat = $this->zip->statName($originalFileName);
     if (empty($filePathInfo['extension']) && empty($fileStat['size'])) {
         $sNewFolderName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding(rtrim($fileStat['name'], '/'));
         if ($this->_config->forceAscii()) {
             $sNewFolderName = CKFinder_Connector_Utils_FileSystem::convertToAscii($sNewFolderName);
         }
         if (!CKFinder_Connector_Utils_FileSystem::checkFolderPath($sNewFolderName) || $resourceTypeInfo->checkIsHiddenFolder($sNewFolderName)) {
             $this->errorCode = CKFINDER_CONNECTOR_ERROR_INVALID_NAME;
             $this->appendErrorNode($this->skippedFilesNode, $this->errorCode, $originalFileName);
             return false;
         }
         if (!is_writeable($this->_currentFolder->getServerPath())) {
             $this->errorCode = CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED;
             $this->appendErrorNode($this->skippedFilesNode, $this->errorCode, $originalFileName);
             return false;
         }
         return $originalFileName;
     }
     $fileName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding($filePathInfo['basename']);
     $sFileName = CKFinder_Connector_Utils_FileSystem::secureFileName($fileName);
     // max file size
     $maxSize = $resourceTypeInfo->getMaxSize();
     if ($maxSize && $fileStat['size'] > $maxSize) {
         $this->errorCode = CKFINDER_CONNECTOR_ERROR_UPLOADED_TOO_BIG;
         $this->appendErrorNode($this->skippedFilesNode, $this->errorCode, $originalFileName);
         return false;
     }
     // extension
     if (!$resourceTypeInfo->checkextension($sFileName)) {
         $this->errorCode = CKFINDER_CONNECTOR_ERROR_INVALID_EXTENSION;
         $this->appendErrorNode($this->skippedFilesNode, $this->errorCode, $originalFileName);
         return false;
     }
     // hidden file
     if (!CKFinder_Connector_Utils_FileSystem::checkFileName($sFileName) || $resourceTypeInfo->checkIsHiddenFile($sFileName)) {
         $this->errorCode = CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST;
         $this->appendErrorNode($this->skippedFilesNode, $this->errorCode, $originalFileName);
         return false;
     }
     // unpack file to tmp dir for detecting html and valid image
     $dir = CKFinder_Connector_Utils_FileSystem::getTmpDir() . '/';
     if (file_exists($dir . $sFileName) && !CKFinder_Connector_Utils_FileSystem::unlink($dir . $sFileName)) {
         $this->errorCode = CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST;
         $this->appendErrorNode($this->skippedFilesNode, $this->errorCode, $originalFileName);
         return false;
     }
     if (copy('zip://' . $this->filePath . '#' . $originalFileName, $dir . $sFileName)) {
         // html extensions
         $htmlextensions = $this->_config->getHtmlextensions();
         $sextension = CKFinder_Connector_Utils_FileSystem::getextension($dir . $sFileName);
         if ($htmlextensions && !CKFinder_Connector_Utils_Misc::inArrayCaseInsensitive($sextension, $htmlextensions) && CKFinder_Connector_Utils_FileSystem::detectHtml($dir . $sFileName) === true) {
             $this->errorCode = CKFINDER_CONNECTOR_ERROR_UPLOADED_INVALID;
             $this->appendErrorNode($this->skippedFilesNode, $this->errorCode, $originalFileName);
             return false;
         }
         // proper image
         $secureImageUploads = $this->_config->getSecureImageUploads();
         if ($secureImageUploads && ($isImageValid = CKFinder_Connector_Utils_FileSystem::isImageValid($dir . $sFileName, $sextension)) === false) {
             $this->errorCode = CKFINDER_CONNECTOR_ERROR_UPLOADED_INVALID;
             $this->appendErrorNode($this->skippedFilesNode, $this->errorCode, $originalFileName);
             return false;
         }
     }
     $sDirName = $filePathInfo['dirname'] != '.' ? $filePathInfo['dirname'] . '/' : '';
     return $sDirName . $sFileName;
 }

 /**
  * Autorename file if previous name is already taken
  *
  * @param string $filePath
  * @param string $fileName
  * @param string $sFileNameOrginal
  */
 public static function autoRename($filePath, $fileName)
 {
     $sFileNameOrginal = $fileName;
     $iCounter = 0;
     while (true) {
         $sFilePath = CKFinder_Connector_Utils_FileSystem::combinePaths($filePath, $fileName);
         if (file_exists($sFilePath)) {
             $iCounter++;
             $fileName = CKFinder_Connector_Utils_FileSystem::getFileNameWithoutextension($sFileNameOrginal, false) . "(" . $iCounter . ")" . "." . CKFinder_Connector_Utils_FileSystem::getextension($sFileNameOrginal, false);
         } else {
             break;
         }
     }
     return $fileName;
 }

 /**
  * handle request and build XML
  * @access protected
  *
  */
 function buildXml()
 {
     if (empty($_POST['CKFinderCommand']) || $_POST['CKFinderCommand'] != 'true') {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
     }
     $this->checkConnector();
     $this->checkRequest();
     //resizing to 1x1 is almost equal to deleting a file, that's why FILE_DELETE permissions are required
     if (!$this->_currentFolder->checkAcl(CKFINDER_CONNECTOR_ACL_FILE_DELETE) || !$this->_currentFolder->checkAcl(CKFINDER_CONNECTOR_ACL_FILE_UPLOAD)) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UNAUTHORIZED);
     }
     $_config =& CKFinder_Connector_core_Factory::getInstance("core_config");
     $resourceTypeInfo = $this->_currentFolder->getResourceTypeconfig();
     if (!isset($_POST["fileName"])) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
     }
     $fileName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding($_POST["fileName"]);
     if (!CKFinder_Connector_Utils_FileSystem::checkFileName($fileName) || $resourceTypeInfo->checkIsHiddenFile($fileName)) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
     }
     if (!$resourceTypeInfo->checkextension($fileName, false)) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
     }
     $filePath = CKFinder_Connector_Utils_FileSystem::combinePaths($this->_currentFolder->getServerPath(), $fileName);
     if (!file_exists($filePath) || !is_file($filePath)) {
         $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_FILE_NOT_FOUND);
     }
     $newWidth = trim($_POST['width']);
     $newHeight = trim($_POST['height']);
     $quality = 80;
     $resizeOriginal = !empty($_POST['width']) && !empty($_POST['height']);
     if ($resizeOriginal) {
         if (!preg_match("/^\\d+\$/", $newWidth) || !preg_match("/^\\d+\$/", $newHeight) || !preg_match("/^\\d+\$/", $newWidth)) {
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
         }
         if (!isset($_POST["newFileName"])) {
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
         }
         $newFileName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding($_POST["newFileName"]);
         if (!$resourceTypeInfo->checkextension($newFileName)) {
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_EXTENSION);
         }
         if (!CKFinder_Connector_Utils_FileSystem::checkFileName($newFileName) || $resourceTypeInfo->checkIsHiddenFile($newFileName)) {
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
         }
         $newFilePath = CKFinder_Connector_Utils_FileSystem::combinePaths($this->_currentFolder->getServerPath(), $newFileName);
         if (!is_writable(dirname($newFilePath))) {
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
         }
         if ($_POST['overwrite'] != "1" && file_exists($newFilePath)) {
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ALREADY_EXIST);
         }
         $_imagesconfig = $_config->getImagesconfig();
         $maxWidth = $_imagesconfig->getMaxWidth();
         $maxHeight = $_imagesconfig->getMaxHeight();
         // Shouldn't happen as the JavaScript validation should not allow this.
         if ($maxWidth > 0 && $newWidth > $maxWidth || $maxHeight > 0 && $newHeight > $maxHeight) {
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
         }
     }
     require_once CKFINDER_CONNECTOR_LIB_DIR . "/CommandHandler/Thumbnail.php";
     if ($resizeOriginal) {
         $result = CKFinder_Connector_CommandHandler_Thumbnail::createThumb($filePath, $newFilePath, $newWidth, $newHeight, $quality, false);
         if (!$result) {
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
         }
     }
     $config = $this->getconfig();
     $nameWithoutExt = preg_replace("/^(.+)\\_\\d+x\\d+\$/", "\$1", CKFinder_Connector_Utils_FileSystem::getFileNameWithoutextension($fileName));
     $extension = CKFinder_Connector_Utils_FileSystem::getextension($fileName);
     foreach (array('small', 'medium', 'large') as $size) {
         if (!empty($_POST[$size]) && $_POST[$size] == '1') {
             $thumbName = $nameWithoutExt . "_" . $size . "." . $extension;
             $newFilePath = CKFinder_Connector_Utils_FileSystem::combinePaths($this->_currentFolder->getServerPath(), $thumbName);
             if (!empty($config[$size . 'Thumb'])) {
                 if (preg_match("/^(\\d+)x(\\d+)\$/", $config[$size . 'Thumb'], $matches)) {
                     CKFinder_Connector_CommandHandler_Thumbnail::createThumb($filePath, $newFilePath, $matches[1], $matches[2], $quality, true);
                 }
             }
         }
     }
 }