147 lines
3.3 KiB
PHP
147 lines
3.3 KiB
PHP
<?php
|
|
|
|
namespace Sabre\DAV\FSExt;
|
|
use Sabre\DAV;
|
|
|
|
/**
|
|
* File class
|
|
*
|
|
* @copyright Copyright (C) 2007-2015 fruux GmbH (https://fruux.com/).
|
|
* @author Evert Pot (http://evertpot.com/)
|
|
* @license http://sabre.io/license/ Modified BSD License
|
|
*/
|
|
class File extends Node implements DAV\PartialUpdate\IPatchSupport {
|
|
|
|
/**
|
|
* Updates the data
|
|
*
|
|
* data is a readable stream resource.
|
|
*
|
|
* @param resource|string $data
|
|
* @return string
|
|
*/
|
|
public function put($data) {
|
|
|
|
file_put_contents($this->path,$data);
|
|
return '"' . md5_file($this->path) . '"';
|
|
|
|
}
|
|
|
|
/**
|
|
* Updates the file based on a range specification.
|
|
*
|
|
* The first argument is the data, which is either a readable stream
|
|
* resource or a string.
|
|
*
|
|
* The second argument is the type of update we're doing.
|
|
* This is either:
|
|
* * 1. append
|
|
* * 2. update based on a start byte
|
|
* * 3. update based on an end byte
|
|
*;
|
|
* The third argument is the start or end byte.
|
|
*
|
|
* After a successful put operation, you may choose to return an ETag. The
|
|
* etag must always be surrounded by double-quotes. These quotes must
|
|
* appear in the actual string you're returning.
|
|
*
|
|
* Clients may use the ETag from a PUT request to later on make sure that
|
|
* when they update the file, the contents haven't changed in the mean
|
|
* time.
|
|
*
|
|
* @param resource|string $data
|
|
* @param int $rangeType
|
|
* @param int $offset
|
|
* @return string|null
|
|
*/
|
|
public function patch($data, $rangeType, $offset = null) {
|
|
|
|
switch($rangeType) {
|
|
case 1 :
|
|
$f = fopen($this->path, 'a');
|
|
break;
|
|
case 2 :
|
|
$f = fopen($this->path, 'c');
|
|
fseek($f,$offset);
|
|
break;
|
|
case 3 :
|
|
$f = fopen($this->path, 'c');
|
|
fseek($f, $offset, SEEK_END);
|
|
break;
|
|
}
|
|
if (is_string($data)) {
|
|
fwrite($f, $data);
|
|
} else {
|
|
stream_copy_to_stream($data,$f);
|
|
}
|
|
fclose($f);
|
|
return '"' . md5_file($this->path) . '"';
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the data
|
|
*
|
|
* @return resource
|
|
*/
|
|
public function get() {
|
|
|
|
return fopen($this->path,'r');
|
|
|
|
}
|
|
|
|
/**
|
|
* Delete the current file
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function delete() {
|
|
|
|
unlink($this->path);
|
|
return parent::delete();
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the ETag for a file
|
|
*
|
|
* An ETag is a unique identifier representing the current version of the file. If the file changes, the ETag MUST change.
|
|
* The ETag is an arbitrary string, but MUST be surrounded by double-quotes.
|
|
*
|
|
* Return null if the ETag can not effectively be determined
|
|
*
|
|
* @return string|null
|
|
*/
|
|
public function getETag() {
|
|
|
|
return '"' . md5_file($this->path). '"';
|
|
|
|
}
|
|
|
|
/**
|
|
* 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;
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the size of the file, in bytes
|
|
*
|
|
* @return int
|
|
*/
|
|
public function getSize() {
|
|
|
|
return filesize($this->path);
|
|
|
|
}
|
|
|
|
}
|
|
|