Web.Admin/2014/wordpress/wp-admin/includes/class-wp-filesystem-direct.php
<?php
/**
* WordPress Direct Filesystem.
*
* @package WordPress
* @subpackage Filesystem
*/
/**
* WordPress Filesystem Class for direct PHP file and folder manipulation.
*
* @since 2.5
* @package WordPress
* @subpackage Filesystem
* @uses WP_Filesystem_Base Extends class
*/
class WP_Filesystem_Direct extends WP_Filesystem_Base {
var $errors = null;
/**
* constructor
*
* @param $arg mixed ingored argument
*/
function WP_Filesystem_Direct($arg) {
$this->method = 'direct';
$this->errors = new WP_Error();
}
/**
* connect filesystem.
*
* @return bool Returns true on success or false on failure (always true for WP_Filesystem_Direct).
*/
function connect() {
return true;
}
/**
* Reads entire file into a string
*
* @param $file string Name of the file to read.
* @return string|bool The function returns the read data or false on failure.
*/
function get_contents($file) {
return @file_get_contents($file);
}
/**
* Reads entire file into an array
*
* @param $file string Path to the file.
* @return array|bool the file contents in an array or false on failure.
*/
function get_contents_array($file) {
return @file($file);
}
/**
* Write a string to a file
*
* @param $file string Path to the file where to write the data.
* @param $contents string The data to write.
* @param $mode int (optional) The file permissions as octal number, usually 0644.
* @param $type string (optional) Specifies additional type of access you require to the file.
* @return bool False upon failure.
*/
function put_contents($file, $contents, $mode = false, $type = '') {
if ( ! ($fp = @fopen($file, 'w' . $type)) )
return false;
@fwrite($fp, $contents);
@fclose($fp);
$this->chmod($file, $mode);
return true;
}
/**
* Gets the current working directory
*
* @return string|bool the current working directory on success, or false on failure.
*/
function cwd() {
return @getcwd();
}
/**
* Change directory
*
* @param $dir string The new current directory.
* @return bool Returns true on success or false on failure.
*/
function chdir($dir) {
return @chdir($dir);
}
/**
* Changes file group
*
* @param $file string Path to the file.
* @param $group mixed A group name or number.
* @param $recursive bool (optional) If set True changes file group recursivly. Defaults to False.
* @return bool Returns true on success or false on failure.
*/
function chgrp($file, $group, $recursive = false) {
if ( ! $this->exists($file) )
return false;
if ( ! $recursive )
return @chgrp($file, $group);
if ( ! $this->is_dir($file) )
return @chgrp($file, $group);
//Is a directory, and we want recursive
$file = trailingslashit($file);
$filelist = $this->dirlist($file);
foreach ($filelist as $filename)
$this->chgrp($file . $filename, $group, $recursive);
return true;
}
/**
* Changes filesystem permissions
*
* @param $file string Path to the file.
* @param $mode int (optional) The permissions as octal number, usually 0644 for files, 0755 for dirs.
* @param $recursive bool (optional) If set True changes file group recursivly. Defaults to False.
* @return bool Returns true on success or false on failure.
*/
function chmod($file, $mode = false, $recursive = false) {
if ( ! $this->exists($file) )
return false;
if ( ! $mode ) {
if ( $this->is_file($file) )
$mode = FS_CHMOD_FILE;
elseif ( $this->is_dir($file) )
$mode = FS_CHMOD_DIR;
else
return false;
}
if ( ! $recursive )
return @chmod($file, $mode);
if ( ! $this->is_dir($file) )
return @chmod($file, $mode);
//Is a directory, and we want recursive
$file = trailingslashit($file);
$filelist = $this->dirlist($file);
foreach ($filelist as $filename)
$this->chmod($file . $filename, $mode, $recursive);
return true;
}
/**
* Changes file owner
*
* @param $file string Path to the file.
* @param $owner mixed A user name or number.
* @param $recursive bool (optional) If set True changes file owner recursivly. Defaults to False.
* @return bool Returns true on success or false on failure.
*/
function chown($file, $owner, $recursive = false) {
if ( ! $this->exists($file) )
return false;
if ( ! $recursive )
return @chown($file, $owner);
if ( ! $this->is_dir($file) )
return @chown($file, $owner);
//Is a directory, and we want recursive
$filelist = $this->dirlist($file);
foreach ($filelist as $filename) {
$this->chown($file . '/' . $filename, $owner, $recursive);
}
return true;
}
/**
* Gets file owner
*
* @param $file string Path to the file.
* @return string Username of the user.
*/
function owner($file) {
$owneruid = @fileowner($file);
if ( ! $owneruid )
return false;
if ( ! function_exists('posix_getpwuid') )
return $owneruid;
$ownerarray = posix_getpwuid($owneruid);
return $ownerarray['name'];
}
/**
* Gets file permissions
*
* FIXME does not handle errors in fileperms()
*
* @param $file string Path to the file.
* @return string Mode of the file (last 4 digits).
*/
function getchmod($file) {
return substr(decoct(@fileperms($file)),3);
}
function group($file) {
$gid = @filegroup($file);
if ( ! $gid )
return false;
if ( ! function_exists('posix_getgrgid') )
return $gid;
$grouparray = posix_getgrgid($gid);
return $grouparray['name'];
}
function copy($source, $destination, $overwrite = false) {
if ( ! $overwrite && $this->exists($destination) )
return false;
return copy($source, $destination);
}
function move($source, $destination, $overwrite = false) {
//Possible to use rename()?
if ( $this->copy($source, $destination, $overwrite) && $this->exists($destination) ) {
$this->delete($source);
return true;
} else {
return false;
}
}
function delete($file, $recursive = false) {
if ( empty($file) ) //Some filesystems report this as /, which can cause non-expected recursive deletion of all files in the filesystem.
return false;
$file = str_replace('\\', '/', $file); //for win32, occasional problems deleteing files otherwise
if ( $this->is_file($file) )
return @unlink($file);
if ( ! $recursive && $this->is_dir($file) )
return @rmdir($file);
//At this point its a folder, and we're in recursive mode
$file = trailingslashit($file);
$filelist = $this->dirlist($file, true);
$retval = true;
if ( is_array($filelist) ) //false if no files, So check first.
foreach ($filelist as $filename => $fileinfo)
if ( ! $this->delete($file . $filename, $recursive) )
$retval = false;
if ( file_exists($file) && ! @rmdir($file) )
$retval = false;
return $retval;
}
function exists($file) {
return @file_exists($file);
}
function is_file($file) {
return @is_file($file);
}
function is_dir($path) {
return @is_dir($path);
}
function is_readable($file) {
return @is_readable($file);
}
function is_writable($file) {
return @is_writable($file);
}
function atime($file) {
return @fileatime($file);
}
function mtime($file) {
return @filemtime($file);
}
function size($file) {
return @filesize($file);
}
function touch($file, $time = 0, $atime = 0) {
if ($time == 0)
$time = time();
if ($atime == 0)
$atime = time();
return @touch($file, $time, $atime);
}
function mkdir($path, $chmod = false, $chown = false, $chgrp = false) {
if ( ! $chmod )
$chmod = FS_CHMOD_DIR;
if ( ! @mkdir($path) )
return false;
$this->chmod($path, $chmod);
if ( $chown )
$this->chown($path, $chown);
if ( $chgrp )
$this->chgrp($path, $chgrp);
return true;
}
function rmdir($path, $recursive = false) {
//Currently unused and untested, Use delete() instead.
if ( ! $recursive )
return @rmdir($path);
//recursive:
$filelist = $this->dirlist($path);
foreach ($filelist as $filename => $det) {
if ( '/' == substr($filename, -1, 1) )
$this->rmdir($path . '/' . $filename, $recursive);
@rmdir($filename);
}
return @rmdir($path);
}
function dirlist($path, $include_hidden = true, $recursive = false) {
if ( $this->is_file($path) ) {
$limit_file = basename($path);
$path = dirname($path);
} else {
$limit_file = false;
}
if ( ! $this->is_dir($path) )
return false;
$dir = @dir($path);
if ( ! $dir )
return false;
$ret = array();
while (false !== ($entry = $dir->read()) ) {
$struc = array();
$struc['name'] = $entry;
if ( '.' == $struc['name'] || '..' == $struc['name'] )
continue;
if ( ! $include_hidden && '.' == $struc['name'][0] )
continue;
if ( $limit_file && $struc['name'] != $limit_file)
continue;
$struc['perms'] = $this->gethchmod($path.'/'.$entry);
$struc['permsn'] = $this->getnumchmodfromh($struc['perms']);
$struc['number'] = false;
$struc['owner'] = $this->owner($path.'/'.$entry);
$struc['group'] = $this->group($path.'/'.$entry);
$struc['size'] = $this->size($path.'/'.$entry);
$struc['lastmodunix']= $this->mtime($path.'/'.$entry);
$struc['lastmod'] = date('M j',$struc['lastmodunix']);
$struc['time'] = date('h:i:s',$struc['lastmodunix']);
$struc['type'] = $this->is_dir($path.'/'.$entry) ? 'd' : 'f';
if ( 'd' == $struc['type'] ) {
if ( $recursive )
$struc['files'] = $this->dirlist($path . '/' . $struc['name'], $include_hidden, $recursive);
else
$struc['files'] = array();
}
$ret[ $struc['name'] ] = $struc;
}
$dir->close();
unset($dir);
return $ret;
}
}
?>