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500
msd2/wordpress/wp-admin/includes/class-wp-filesystem-direct.php
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500
msd2/wordpress/wp-admin/includes/class-wp-filesystem-direct.php
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@ -0,0 +1,500 @@
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<?php
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/**
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* WordPress Direct Filesystem.
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*
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* @package WordPress
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* @subpackage Filesystem
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*/
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/**
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* WordPress Filesystem Class for direct PHP file and folder manipulation.
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*
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* @since 2.5.0
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*
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* @see WP_Filesystem_Base
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*/
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class WP_Filesystem_Direct extends WP_Filesystem_Base {
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/**
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* constructor
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*
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* @param mixed $arg ignored argument
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*/
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public function __construct( $arg ) {
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$this->method = 'direct';
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$this->errors = new WP_Error();
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}
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/**
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* Reads entire file into a string
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*
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* @param string $file Name of the file to read.
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* @return string|bool The function returns the read data or false on failure.
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*/
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public function get_contents( $file ) {
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return @file_get_contents( $file );
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}
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/**
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* Reads entire file into an array
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*
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* @param string $file Path to the file.
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* @return array|bool the file contents in an array or false on failure.
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*/
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public function get_contents_array( $file ) {
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return @file( $file );
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}
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/**
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* Write a string to a file
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*
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* @param string $file Remote path to the file where to write the data.
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* @param string $contents The data to write.
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* @param int $mode Optional. The file permissions as octal number, usually 0644.
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* Default false.
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* @return bool False upon failure, true otherwise.
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*/
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public function put_contents( $file, $contents, $mode = false ) {
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$fp = @fopen( $file, 'wb' );
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if ( ! $fp ) {
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return false;
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}
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mbstring_binary_safe_encoding();
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$data_length = strlen( $contents );
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$bytes_written = fwrite( $fp, $contents );
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reset_mbstring_encoding();
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fclose( $fp );
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if ( $data_length !== $bytes_written ) {
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return false;
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}
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$this->chmod( $file, $mode );
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return true;
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}
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/**
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* Gets the current working directory
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*
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* @return string|bool the current working directory on success, or false on failure.
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*/
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public function cwd() {
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return @getcwd();
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}
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/**
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* Change directory
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*
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* @param string $dir The new current directory.
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* @return bool Returns true on success or false on failure.
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*/
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public function chdir( $dir ) {
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return @chdir( $dir );
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}
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/**
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* Changes file group
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*
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* @param string $file Path to the file.
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* @param mixed $group A group name or number.
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* @param bool $recursive Optional. If set True changes file group recursively. Default false.
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* @return bool Returns true on success or false on failure.
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*/
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public function chgrp( $file, $group, $recursive = false ) {
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if ( ! $this->exists( $file ) ) {
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return false;
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}
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if ( ! $recursive ) {
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return @chgrp( $file, $group );
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}
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if ( ! $this->is_dir( $file ) ) {
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return @chgrp( $file, $group );
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}
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// Is a directory, and we want recursive
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$file = trailingslashit( $file );
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$filelist = $this->dirlist( $file );
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foreach ( $filelist as $filename ) {
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$this->chgrp( $file . $filename, $group, $recursive );
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}
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return true;
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}
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/**
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* Changes filesystem permissions
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*
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* @param string $file Path to the file.
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* @param int $mode Optional. The permissions as octal number, usually 0644 for files,
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* 0755 for dirs. Default false.
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* @param bool $recursive Optional. If set True changes file group recursively. Default false.
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* @return bool Returns true on success or false on failure.
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*/
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public function chmod( $file, $mode = false, $recursive = false ) {
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if ( ! $mode ) {
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if ( $this->is_file( $file ) ) {
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$mode = FS_CHMOD_FILE;
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} elseif ( $this->is_dir( $file ) ) {
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$mode = FS_CHMOD_DIR;
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} else {
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return false;
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}
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}
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if ( ! $recursive || ! $this->is_dir( $file ) ) {
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return @chmod( $file, $mode );
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}
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// Is a directory, and we want recursive
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$file = trailingslashit( $file );
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$filelist = $this->dirlist( $file );
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foreach ( (array) $filelist as $filename => $filemeta ) {
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$this->chmod( $file . $filename, $mode, $recursive );
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}
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return true;
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}
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/**
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* Changes file owner
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*
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* @param string $file Path to the file.
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* @param mixed $owner A user name or number.
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* @param bool $recursive Optional. If set True changes file owner recursively.
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* Default false.
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* @return bool Returns true on success or false on failure.
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*/
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public function chown( $file, $owner, $recursive = false ) {
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if ( ! $this->exists( $file ) ) {
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return false;
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}
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if ( ! $recursive ) {
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return @chown( $file, $owner );
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}
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if ( ! $this->is_dir( $file ) ) {
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return @chown( $file, $owner );
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}
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// Is a directory, and we want recursive
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$filelist = $this->dirlist( $file );
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foreach ( $filelist as $filename ) {
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$this->chown( $file . '/' . $filename, $owner, $recursive );
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}
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return true;
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}
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/**
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* Gets file owner
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*
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* @param string $file Path to the file.
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* @return string|bool Username of the user or false on error.
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*/
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public function owner( $file ) {
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$owneruid = @fileowner( $file );
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if ( ! $owneruid ) {
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return false;
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}
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if ( ! function_exists( 'posix_getpwuid' ) ) {
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return $owneruid;
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}
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$ownerarray = posix_getpwuid( $owneruid );
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return $ownerarray['name'];
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}
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/**
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* Gets file permissions
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*
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* FIXME does not handle errors in fileperms()
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*
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* @param string $file Path to the file.
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* @return string Mode of the file (last 3 digits).
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*/
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public function getchmod( $file ) {
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return substr( decoct( @fileperms( $file ) ), -3 );
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}
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/**
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* @param string $file
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* @return string|false
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*/
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public function group( $file ) {
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$gid = @filegroup( $file );
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if ( ! $gid ) {
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return false;
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}
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if ( ! function_exists( 'posix_getgrgid' ) ) {
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return $gid;
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}
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$grouparray = posix_getgrgid( $gid );
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return $grouparray['name'];
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}
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/**
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* @param string $source
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* @param string $destination
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* @param bool $overwrite
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* @param int $mode
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* @return bool
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*/
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public function copy( $source, $destination, $overwrite = false, $mode = false ) {
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if ( ! $overwrite && $this->exists( $destination ) ) {
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return false;
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}
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$rtval = copy( $source, $destination );
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if ( $mode ) {
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$this->chmod( $destination, $mode );
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}
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return $rtval;
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}
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/**
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* @param string $source
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* @param string $destination
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* @param bool $overwrite
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* @return bool
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*/
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public function move( $source, $destination, $overwrite = false ) {
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if ( ! $overwrite && $this->exists( $destination ) ) {
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return false;
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}
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// Try using rename first. if that fails (for example, source is read only) try copy.
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if ( @rename( $source, $destination ) ) {
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return true;
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}
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if ( $this->copy( $source, $destination, $overwrite ) && $this->exists( $destination ) ) {
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$this->delete( $source );
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return true;
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} else {
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return false;
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}
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}
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/**
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* @param string $file
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* @param bool $recursive
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* @param string $type
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* @return bool
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*/
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public function delete( $file, $recursive = false, $type = false ) {
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if ( empty( $file ) ) { // Some filesystems report this as /, which can cause non-expected recursive deletion of all files in the filesystem.
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return false;
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}
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$file = str_replace( '\\', '/', $file ); // for win32, occasional problems deleting files otherwise
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if ( 'f' == $type || $this->is_file( $file ) ) {
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return @unlink( $file );
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}
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if ( ! $recursive && $this->is_dir( $file ) ) {
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return @rmdir( $file );
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}
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// At this point it's a folder, and we're in recursive mode
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$file = trailingslashit( $file );
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$filelist = $this->dirlist( $file, true );
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$retval = true;
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if ( is_array( $filelist ) ) {
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foreach ( $filelist as $filename => $fileinfo ) {
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if ( ! $this->delete( $file . $filename, $recursive, $fileinfo['type'] ) ) {
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$retval = false;
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}
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}
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}
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if ( file_exists( $file ) && ! @rmdir( $file ) ) {
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$retval = false;
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}
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return $retval;
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}
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/**
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* @param string $file
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* @return bool
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*/
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public function exists( $file ) {
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return @file_exists( $file );
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}
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/**
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* @param string $file
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* @return bool
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*/
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public function is_file( $file ) {
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return @is_file( $file );
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}
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/**
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* @param string $path
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* @return bool
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*/
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public function is_dir( $path ) {
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return @is_dir( $path );
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}
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/**
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* @param string $file
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* @return bool
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*/
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public function is_readable( $file ) {
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return @is_readable( $file );
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}
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/**
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* @param string $file
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* @return bool
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*/
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public function is_writable( $file ) {
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return @is_writable( $file );
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}
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/**
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* @param string $file
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* @return int
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*/
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public function atime( $file ) {
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return @fileatime( $file );
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}
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/**
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* @param string $file
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* @return int
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*/
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public function mtime( $file ) {
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return @filemtime( $file );
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}
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/**
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* @param string $file
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* @return int
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*/
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public function size( $file ) {
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return @filesize( $file );
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}
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/**
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* @param string $file
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* @param int $time
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* @param int $atime
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* @return bool
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*/
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public function touch( $file, $time = 0, $atime = 0 ) {
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if ( $time == 0 ) {
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$time = time();
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}
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if ( $atime == 0 ) {
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$atime = time();
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}
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return @touch( $file, $time, $atime );
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}
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/**
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* @param string $path
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* @param mixed $chmod
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* @param mixed $chown
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* @param mixed $chgrp
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* @return bool
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*/
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public function mkdir( $path, $chmod = false, $chown = false, $chgrp = false ) {
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// Safe mode fails with a trailing slash under certain PHP versions.
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$path = untrailingslashit( $path );
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if ( empty( $path ) ) {
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return false;
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}
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if ( ! $chmod ) {
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$chmod = FS_CHMOD_DIR;
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}
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if ( ! @mkdir( $path ) ) {
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return false;
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}
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$this->chmod( $path, $chmod );
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if ( $chown ) {
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$this->chown( $path, $chown );
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}
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if ( $chgrp ) {
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$this->chgrp( $path, $chgrp );
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}
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return true;
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}
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/**
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* @param string $path
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* @param bool $recursive
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* @return bool
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*/
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public function rmdir( $path, $recursive = false ) {
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return $this->delete( $path, $recursive );
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}
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/**
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* @param string $path
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* @param bool $include_hidden
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* @param bool $recursive
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* @return bool|array
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*/
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public function dirlist( $path, $include_hidden = true, $recursive = false ) {
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if ( $this->is_file( $path ) ) {
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$limit_file = basename( $path );
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$path = dirname( $path );
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} else {
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$limit_file = false;
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}
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if ( ! $this->is_dir( $path ) ) {
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return false;
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}
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$dir = @dir( $path );
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if ( ! $dir ) {
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return false;
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}
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$ret = array();
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while ( false !== ( $entry = $dir->read() ) ) {
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$struc = array();
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$struc['name'] = $entry;
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if ( '.' == $struc['name'] || '..' == $struc['name'] ) {
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continue;
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}
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if ( ! $include_hidden && '.' == $struc['name'][0] ) {
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continue;
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}
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if ( $limit_file && $struc['name'] != $limit_file ) {
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continue;
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}
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$struc['perms'] = $this->gethchmod( $path . '/' . $entry );
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$struc['permsn'] = $this->getnumchmodfromh( $struc['perms'] );
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$struc['number'] = false;
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$struc['owner'] = $this->owner( $path . '/' . $entry );
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$struc['group'] = $this->group( $path . '/' . $entry );
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$struc['size'] = $this->size( $path . '/' . $entry );
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$struc['lastmodunix'] = $this->mtime( $path . '/' . $entry );
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$struc['lastmod'] = date( 'M j', $struc['lastmodunix'] );
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$struc['time'] = date( 'h:i:s', $struc['lastmodunix'] );
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$struc['type'] = $this->is_dir( $path . '/' . $entry ) ? 'd' : 'f';
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if ( 'd' == $struc['type'] ) {
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if ( $recursive ) {
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$struc['files'] = $this->dirlist( $path . '/' . $struc['name'], $include_hidden, $recursive );
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} else {
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$struc['files'] = array();
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}
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}
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$ret[ $struc['name'] ] = $struc;
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}
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$dir->close();
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unset( $dir );
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return $ret;
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}
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}
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