diff -r 000000000000 -r d970ebf37754 wp/wp-admin/includes/class-wp-filesystem-direct.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-admin/includes/class-wp-filesystem-direct.php	Wed Nov 06 03:21:17 2013 +0000
@@ -0,0 +1,384 @@
+<?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 {
+
+	/**
+	 * constructor
+	 *
+	 * @param mixed $arg ignored argument
+	 */
+	function __construct($arg) {
+		$this->method = 'direct';
+		$this->errors = new WP_Error();
+	}
+
+	/**
+	 * Reads entire file into a string
+	 *
+	 * @param string $file Name of the file to read.
+	 * @return string|bool The function returns the read data or false on failure.
+	 */
+	function get_contents($file) {
+		return @file_get_contents($file);
+	}
+
+	/**
+	 * Reads entire file into an array
+	 *
+	 * @param string $file Path to the file.
+	 * @return array|bool the file contents in an array or false on failure.
+	 */
+	function get_contents_array($file) {
+		return @file($file);
+	}
+
+	/**
+	 * Write a string to a file
+	 *
+	 * @param string $file Remote path to the file where to write the data.
+	 * @param string $contents The data to write.
+	 * @param int $mode (optional) The file permissions as octal number, usually 0644.
+	 * @return bool False upon failure.
+	 */
+	function put_contents( $file, $contents, $mode = false ) {
+		$fp = @fopen( $file, 'wb' );
+		if ( ! $fp )
+			return false;
+
+		mbstring_binary_safe_encoding();
+
+		$data_length = strlen( $contents );
+
+		$bytes_written = fwrite( $fp, $contents );
+
+		reset_mbstring_encoding();
+
+		fclose( $fp );
+
+		if ( $data_length !== $bytes_written )
+			return false;
+
+		$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 string $dir The new current directory.
+	 * @return bool Returns true on success or false on failure.
+	 */
+	function chdir($dir) {
+		return @chdir($dir);
+	}
+
+	/**
+	 * Changes file group
+	 *
+	 * @param string $file Path to the file.
+	 * @param mixed $group A group name or number.
+	 * @param bool $recursive (optional) If set True changes file group recursively. Defaults to False.
+	 * @return bool Returns true on success or false on failure.
+	 */
+	function chgrp($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 string $file Path to the file.
+	 * @param int $mode (optional) The permissions as octal number, usually 0644 for files, 0755 for dirs.
+	 * @param bool $recursive (optional) If set True changes file group recursively. Defaults to False.
+	 * @return bool Returns true on success or false on failure.
+	 */
+	function chmod($file, $mode = false, $recursive = 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 || ! $this->is_dir($file) )
+			return @chmod($file, $mode);
+		// Is a directory, and we want recursive
+		$file = trailingslashit($file);
+		$filelist = $this->dirlist($file);
+		foreach ( (array)$filelist as $filename => $filemeta)
+			$this->chmod($file . $filename, $mode, $recursive);
+
+		return true;
+	}
+
+	/**
+	 * Changes file owner
+	 *
+	 * @param string $file Path to the file.
+	 * @param mixed $owner A user name or number.
+	 * @param bool $recursive (optional) If set True changes file owner recursively. Defaults to False.
+	 * @return bool Returns true on success or false on failure.
+	 */
+	function chown($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 string $file Path to the file.
+	 * @return string|bool Username of the user or false on error.
+	 */
+	function owner($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 string $file Path to the file.
+	 * @return string Mode of the file (last 4 digits).
+	 */
+	function getchmod($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, $mode = false) {
+		if ( ! $overwrite && $this->exists($destination) )
+			return false;
+
+		$rtval = copy($source, $destination);
+		if ( $mode )
+			$this->chmod($destination, $mode);
+		return $rtval;
+	}
+
+	function move($source, $destination, $overwrite = false) {
+		if ( ! $overwrite && $this->exists($destination) )
+			return false;
+
+		// try using rename first. if that fails (for example, source is read only) try copy
+		if ( @rename($source, $destination) )
+			return true;
+
+		if ( $this->copy($source, $destination, $overwrite) && $this->exists($destination) ) {
+			$this->delete($source);
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+	function delete($file, $recursive = false, $type = 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 deleting files otherwise
+
+		if ( 'f' == $type || $this->is_file($file) )
+			return @unlink($file);
+		if ( ! $recursive && $this->is_dir($file) )
+			return @rmdir($file);
+
+		// At this point it's a folder, and we're in recursive mode
+		$file = trailingslashit($file);
+		$filelist = $this->dirlist($file, true);
+
+		$retval = true;
+		if ( is_array( $filelist ) ) {
+			foreach ( $filelist as $filename => $fileinfo ) {
+				if ( ! $this->delete($file . $filename, $recursive, $fileinfo['type']) )
+					$retval = false;
+			}
+		}
+
+		if ( file_exists($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) {
+		// safe mode fails with a trailing slash under certain PHP versions.
+		$path = untrailingslashit($path);
+		if ( empty($path) )
+			return 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) {
+		return $this->delete($path, $recursive);
+	}
+
+	function dirlist($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;
+	}
+}