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<?php
/**
* This interface represents a file or leaf in the tree.
*
* The nature of a file is, as you might be aware of, that it doesn't contain sub-nodes and has contents
*
* @package Sabre
* @subpackage DAV
* @copyright Copyright (C) 2007-2011 Rooftop Solutions. All rights reserved.
* @author Evert Pot (http://www.rooftopsolutions.nl/)
* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
*/
interface Sabre_DAV_IFile extends Sabre_DAV_INode {
/**
* Updates the data
*
* The data argument is a readable stream resource.
*
* @param resource $data
* @return void
*/
function put($data);
/**
* Returns the data
*
* This method may either return a string or a readable stream resource
*
* @return mixed
*/
function get();
/**
* Returns the mime-type for a file
*
* If null is returned, we'll assume application/octet-stream
*
* @return void
*/
function getContentType();
/**
* 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.
*
* Return null if the ETag can not effectively be determined
*
* @return void
*/
function getETag();
/**
* Returns the size of the node, in bytes
*
* @return int
*/
function getSize();
}
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