/usr/share/php/sabre21/Sabre/DAV/FSExt/File.php is in php-sabre-dav-2.1 2.1.10-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 | <?php
namespace Sabre\DAV\FSExt;
use Sabre\DAV;
/**
* File class
*
* @copyright Copyright (C) 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 $data
* @return string
*/
function put($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 $offset
* @return string|null
*/
function patch($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($this->path) . '"';
}
/**
* Returns the data
*
* @return resource
*/
function get() {
return fopen($this->path,'r');
}
/**
* Delete the current file
*
* @return bool
*/
function delete() {
return unlink($this->path) && parent::delete();
}
/**
* Returns the ETag for a file
*
* An ETag is a unique identifier representing the current version of the file. If the file changes, the ETag MUST change.
* The ETag is an arbitrary string, but MUST be surrounded by double-quotes.
*
* Return null if the ETag can not effectively be determined
*
* @return string|null
*/
function getETag() {
return '"' . md5_file($this->path). '"';
}
/**
* Returns the mime-type for a file
*
* If null is returned, we'll assume application/octet-stream
*
* @return string|null
*/
function getContentType() {
return null;
}
/**
* Returns the size of the file, in bytes
*
* @return int
*/
function getSize() {
return filesize($this->path);
}
}
|