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sources/3rdparty/sabre/dav/lib/Sabre/DAV/File.php 1.74 KB
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  <?php
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  namespace Sabre\DAV;
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  /**
   * File class
   *
   * This is a helper class, that should aid in getting file classes setup.
   * Most of its methods are implemented, and throw permission denied exceptions
   *
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   * @copyright Copyright (C) 2007-2014 fruux GmbH (https://fruux.com/).
   * @author Evert Pot (http://evertpot.com/)
   * @license http://sabre.io/license/ Modified BSD License
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   */
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  abstract class File extends Node implements IFile {
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      /**
       * Updates the data
       *
       * data is a readable stream resource.
       *
       * @param resource $data
       * @return void
       */
      public function put($data) {
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          throw new Exception\Forbidden('Permission denied to change data');
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      }
  
      /**
       * Returns the data
       *
       * This method may either return a string or a readable stream resource
       *
       * @return mixed
       */
      public function get() {
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          throw new Exception\Forbidden('Permission denied to read this file');
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      }
  
      /**
       * Returns the size of the file, in bytes.
       *
       * @return int
       */
      public function getSize() {
  
          return 0;
  
      }
  
      /**
       * Returns the ETag for a file
       *
       * An ETag is a unique identifier representing the current version of the file. If the file changes, the ETag MUST change.
       * The ETag is an arbitrary string, but MUST be surrounded by double-quotes.
       *
       * Return null if the ETag can not effectively be determined
       *
       * @return string|null
       */
      public function getETag() {
  
          return null;
  
      }
  
      /**
       * Returns the mime-type for a file
       *
       * If null is returned, we'll assume application/octet-stream
       *
       * @return string|null
       */
      public function getContentType() {
  
          return null;
  
      }
  
  }