X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/3f5685912e89eb3b0534acd85aa0946b1ca2bbe3..7f1521bf193b382565eb753043c161f4cb3fcda7:/wp-admin/includes/class-wp-filesystem-ftpext.php

diff --git a/wp-admin/includes/class-wp-filesystem-ftpext.php b/wp-admin/includes/class-wp-filesystem-ftpext.php
index b8d5c9ae..f9f46e7c 100644
--- a/wp-admin/includes/class-wp-filesystem-ftpext.php
+++ b/wp-admin/includes/class-wp-filesystem-ftpext.php
@@ -9,28 +9,25 @@
 /**
  * WordPress Filesystem Class for implementing FTP.
  *
- * @since 2.5
+ * @since 2.5.0
  * @package WordPress
  * @subpackage Filesystem
  * @uses WP_Filesystem_Base Extends class
  */
 class WP_Filesystem_FTPext extends WP_Filesystem_Base {
-	var $link;
-	var $errors = null;
-	var $options = array();
+	public $link;
 
-	function WP_Filesystem_FTPext($opt='') {
+	public function __construct($opt='') {
 		$this->method = 'ftpext';
 		$this->errors = new WP_Error();
 
-		//Check if possible to use ftp functions.
+		// Check if possible to use ftp functions.
 		if ( ! extension_loaded('ftp') ) {
 			$this->errors->add('no_ftp_ext', __('The ftp PHP extension is not available'));
-			return false;
+			return;
 		}
 
-		// Set defaults:
-		//This Class uses the timeout on a per-connection basis, Others use it on a per-action basis.
+		// This Class uses the timeout on a per-connection basis, Others use it on a per-action basis.
 
 		if ( ! defined('FS_TIMEOUT') )
 			define('FS_TIMEOUT', 240);
@@ -45,9 +42,6 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 		else
 			$this->options['hostname'] = $opt['hostname'];
 
-		if ( isset($opt['base']) && ! empty($opt['base']) )
-			$this->wp_base = $opt['base'];
-
 		// Check if the options provided are OK.
 		if ( empty($opt['username']) )
 			$this->errors->add('empty_username', __('FTP username is required'));
@@ -64,7 +58,7 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 			$this->options['ssl'] = true;
 	}
 
-	function connect() {
+	public function connect() {
 		if ( isset($this->options['ssl']) && $this->options['ssl'] && function_exists('ftp_ssl_connect') )
 			$this->link = @ftp_ssl_connect($this->options['hostname'], $this->options['port'], FS_CONNECT_TIMEOUT);
 		else
@@ -80,7 +74,7 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 			return false;
 		}
 
-		//Set the Connection to use Passive FTP
+		// Set the Connection to use Passive FTP
 		@ftp_pasv( $this->link, true );
 		if ( @ftp_get_option($this->link, FTP_TIMEOUT_SEC) < FS_TIMEOUT )
 			@ftp_set_option($this->link, FTP_TIMEOUT_SEC, FS_TIMEOUT);
@@ -88,61 +82,101 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 		return true;
 	}
 
-	function get_contents($file, $type = '', $resumepos = 0 ) {
-		if ( empty($type) )
-			$type = FTP_BINARY;
+	/**
+	 * @param string $file
+	 * @return false|string
+	 */
+	public function get_contents( $file ) {
+		$tempfile = wp_tempnam($file);
+		$temp = fopen($tempfile, 'w+');
 
-		$temp = tmpfile();
 		if ( ! $temp )
 			return false;
 
-		if ( ! @ftp_fget($this->link, $temp, $file, $type, $resumepos) )
+		if ( ! @ftp_fget($this->link, $temp, $file, FTP_BINARY ) )
 			return false;
 
-		fseek($temp, 0); //Skip back to the start of the file being written to
+		fseek( $temp, 0 ); // Skip back to the start of the file being written to
 		$contents = '';
 
 		while ( ! feof($temp) )
 			$contents .= fread($temp, 8192);
 
 		fclose($temp);
+		unlink($tempfile);
 		return $contents;
 	}
-	function get_contents_array($file) {
+
+	/**
+	 * @param string $file
+	 * @return array
+	 */
+	public function get_contents_array($file) {
 		return explode("\n", $this->get_contents($file));
 	}
-	function put_contents($file, $contents, $type = '' ) {
-		if ( empty($type) )
-			$type = $this->is_binary($contents) ? FTP_BINARY : FTP_ASCII;
 
-		$temp = tmpfile();
+	/**
+	 * @param string $file
+	 * @param string $contents
+	 * @param bool|int $mode
+	 * @return bool
+	 */
+	public function put_contents($file, $contents, $mode = false ) {
+		$tempfile = wp_tempnam($file);
+		$temp = fopen( $tempfile, 'wb+' );
 		if ( ! $temp )
 			return false;
 
-		fwrite($temp, $contents);
-		fseek($temp, 0); //Skip back to the start of the file being written to
+		mbstring_binary_safe_encoding();
+
+		$data_length = strlen( $contents );
+		$bytes_written = fwrite( $temp, $contents );
+
+		reset_mbstring_encoding();
+
+		if ( $data_length !== $bytes_written ) {
+			fclose( $temp );
+			unlink( $tempfile );
+			return false;
+		}
+
+		fseek( $temp, 0 ); // Skip back to the start of the file being written to
 
-		$ret = @ftp_fput($this->link, $file, $temp, $type);
+		$ret = @ftp_fput( $this->link, $file, $temp, FTP_BINARY );
 
 		fclose($temp);
+		unlink($tempfile);
+
+		$this->chmod($file, $mode);
+
 		return $ret;
 	}
-	function cwd() {
+
+	/**
+	 * @return string
+	 */
+	public function cwd() {
 		$cwd = @ftp_pwd($this->link);
 		if ( $cwd )
 			$cwd = trailingslashit($cwd);
 		return $cwd;
 	}
-	function chdir($dir) {
+
+	/**
+	 * @param string $dir
+	 * @return bool
+	 */
+	public function chdir($dir) {
 		return @ftp_chdir($this->link, $dir);
 	}
-	function chgrp($file, $group, $recursive = false ) {
-		return false;
-	}
-	function chmod($file, $mode = false, $recursive = false) {
-		if ( ! $this->exists($file) && ! $this->is_dir($file) )
-			return false;
 
+	/**
+	 * @param string $file
+	 * @param int $mode
+	 * @param bool $recursive
+	 * @return bool
+	 */
+	public function chmod($file, $mode = false, $recursive = false) {
 		if ( ! $mode ) {
 			if ( $this->is_file($file) )
 				$mode = FS_CHMOD_FILE;
@@ -152,49 +186,79 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 				return false;
 		}
 
-		if ( ! $recursive || ! $this->is_dir($file) ) {
-			if ( ! function_exists('ftp_chmod') )
-				return @ftp_site($this->link, sprintf('CHMOD %o %s', $mode, $file));
-			return @ftp_chmod($this->link, $mode, $file);
-		}
-		//Is a directory, and we want recursive
-		$filelist = $this->dirlist($file);
-		foreach ( $filelist as $filename ) {
-			$this->chmod($file . '/' . $filename, $mode, $recursive);
+		// chmod any sub-objects if recursive.
+		if ( $recursive && $this->is_dir($file) ) {
+			$filelist = $this->dirlist($file);
+			foreach ( (array)$filelist as $filename => $filemeta )
+				$this->chmod($file . '/' . $filename, $mode, $recursive);
 		}
-		return true;
-	}
-	function chown($file, $owner, $recursive = false ) {
-		return false;
+
+		// chmod the file or directory
+		if ( ! function_exists('ftp_chmod') )
+			return (bool)@ftp_site($this->link, sprintf('CHMOD %o %s', $mode, $file));
+		return (bool)@ftp_chmod($this->link, $mode, $file);
 	}
-	function owner($file) {
+
+	/**
+	 * @param string $file
+	 * @return string
+	 */
+	public function owner($file) {
 		$dir = $this->dirlist($file);
 		return $dir[$file]['owner'];
 	}
-	function getchmod($file) {
+	/**
+	 * @param string $file
+	 * @return string
+	 */
+	public function getchmod($file) {
 		$dir = $this->dirlist($file);
 		return $dir[$file]['permsn'];
 	}
-	function group($file) {
+	/**
+	 * @param string $file
+	 * @return string
+	 */
+	public function group($file) {
 		$dir = $this->dirlist($file);
 		return $dir[$file]['group'];
 	}
-	function copy($source, $destination, $overwrite = false ) {
+
+	/**
+	 *
+	 * @param string $source
+	 * @param string $destination
+	 * @param bool   $overwrite
+	 * @param string|bool $mode
+	 * @return bool
+	 */
+	public function copy($source, $destination, $overwrite = false, $mode = false) {
 		if ( ! $overwrite && $this->exists($destination) )
 			return false;
 		$content = $this->get_contents($source);
-		if ( false === $content)
+		if ( false === $content )
 			return false;
-		return $this->put_contents($destination, $content);
+		return $this->put_contents($destination, $content, $mode);
 	}
-	function move($source, $destination, $overwrite = false) {
+	/**
+	 * @param string $source
+	 * @param string $destination
+	 * @param bool $overwrite
+	 * @return bool
+	 */
+	public function move($source, $destination, $overwrite = false) {
 		return ftp_rename($this->link, $source, $destination);
 	}
-
-	function delete($file, $recursive = false ) {
+	/**
+	 * @param string $file
+	 * @param bool $recursive
+	 * @param string $type
+	 * @return bool
+	 */
+	public function delete($file, $recursive = false, $type = false) {
 		if ( empty($file) )
 			return false;
-		if ( $this->is_file($file) )
+		if ( 'f' == $type || $this->is_file($file) )
 			return @ftp_delete($this->link, $file);
 		if ( !$recursive )
 			return @ftp_rmdir($this->link, $file);
@@ -202,18 +266,34 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 		$filelist = $this->dirlist( trailingslashit($file) );
 		if ( !empty($filelist) )
 			foreach ( $filelist as $delete_file )
-				$this->delete( trailingslashit($file) . $delete_file['name'], $recursive);
+				$this->delete( trailingslashit($file) . $delete_file['name'], $recursive, $delete_file['type'] );
 		return @ftp_rmdir($this->link, $file);
 	}
-
-	function exists($file) {
+	/**
+	 * @param string $file
+	 * @return bool
+	 */
+	public function exists($file) {
 		$list = @ftp_nlist($this->link, $file);
+
+		if ( empty( $list ) && $this->is_dir( $file ) ) {
+			return true; // File is an empty directory.
+		}
+
 		return !empty($list); //empty list = no file, so invert.
 	}
-	function is_file($file) {
+	/**
+	 * @param string $file
+	 * @return bool
+	 */
+	public function is_file($file) {
 		return $this->exists($file) && !$this->is_dir($file);
 	}
-	function is_dir($path) {
+	/**
+	 * @param string $path
+	 * @return bool
+	 */
+	public function is_dir($path) {
 		$cwd = $this->cwd();
 		$result = @ftp_chdir($this->link, trailingslashit($path) );
 		if ( $result && $path == $this->cwd() || $this->cwd() != $cwd ) {
@@ -222,51 +302,94 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 		}
 		return false;
 	}
-	function is_readable($file) {
-		//Get dir list, Check if the file is readable by the current user??
+
+	/**
+	 * @param string $file
+	 * @return bool
+	 */
+	public function is_readable($file) {
 		return true;
 	}
-	function is_writable($file) {
-		//Get dir list, Check if the file is writable by the current user??
+	/**
+	 * @param string $file
+	 * @return bool
+	 */
+	public function is_writable($file) {
 		return true;
 	}
-	function atime($file) {
+	/**
+	 * @param string $file
+	 * @return bool
+	 */
+	public function atime($file) {
 		return false;
 	}
-	function mtime($file) {
+	/**
+	 * @param string $file
+	 * @return int
+	 */
+	public function mtime($file) {
 		return ftp_mdtm($this->link, $file);
 	}
-	function size($file) {
+	/**
+	 * @param string $file
+	 * @return int
+	 */
+	public function size($file) {
 		return ftp_size($this->link, $file);
 	}
-	function touch($file, $time = 0, $atime = 0) {
+	/**
+	 * @param string $file
+	 * @return bool
+	 */
+	public function touch($file, $time = 0, $atime = 0) {
 		return false;
 	}
-	function mkdir($path, $chmod = false, $chown = false, $chgrp = false) {
-		if  ( !ftp_mkdir($this->link, $path) )
+
+	/**
+	 * @param string $path
+	 * @param mixed $chmod
+	 * @param mixed $chown
+	 * @param mixed $chgrp
+	 * @return bool
+	 */
+	public function mkdir($path, $chmod = false, $chown = false, $chgrp = false) {
+		$path = untrailingslashit($path);
+		if ( empty($path) )
+			return false;
+
+		if ( !@ftp_mkdir($this->link, $path) )
 			return false;
-		if ( ! $chmod )
-			$chmod = FS_CHMOD_DIR;
 		$this->chmod($path, $chmod);
-		if ( $chown )
-			$this->chown($path, $chown);
-		if ( $chgrp )
-			$this->chgrp($path, $chgrp);
 		return true;
 	}
-	function rmdir($path, $recursive = false) {
+
+	/**
+	 * @param string $path
+	 * @param bool $recursive
+	 * @return bool
+	 */
+	public function rmdir($path, $recursive = false) {
 		return $this->delete($path, $recursive);
 	}
 
-	function parselisting($line) {
+	/**
+	 * @staticvar bool $is_windows
+	 * @param string $line
+	 * @return string
+	 */
+	public function parselisting($line) {
 		static $is_windows;
 		if ( is_null($is_windows) )
-			$is_windows = strpos( strtolower(ftp_systype($this->link)), 'win') !== false;
+			$is_windows = stripos( ftp_systype($this->link), 'win') !== false;
 
-		if ( $is_windows && preg_match("/([0-9]{2})-([0-9]{2})-([0-9]{2}) +([0-9]{2}):([0-9]{2})(AM|PM) +([0-9]+|<DIR>) +(.+)/", $line, $lucifer) ) {
+		if ( $is_windows && preg_match('/([0-9]{2})-([0-9]{2})-([0-9]{2}) +([0-9]{2}):([0-9]{2})(AM|PM) +([0-9]+|<DIR>) +(.+)/', $line, $lucifer) ) {
 			$b = array();
-			if ( $lucifer[3] < 70 ) { $lucifer[3] +=2000; } else { $lucifer[3] += 1900; } // 4digit year fix
-			$b['isdir'] = ($lucifer[7]=="<DIR>");
+			if ( $lucifer[3] < 70 )
+				$lucifer[3] +=2000;
+			else
+				$lucifer[3] += 1900; // 4digit year fix
+			$b['isdir'] = ( $lucifer[7] == '<DIR>');
 			if ( $b['isdir'] )
 				$b['type'] = 'd';
 			else
@@ -277,16 +400,17 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 			$b['year'] = $lucifer[3];
 			$b['hour'] = $lucifer[4];
 			$b['minute'] = $lucifer[5];
-			$b['time'] = @mktime($lucifer[4]+(strcasecmp($lucifer[6],"PM")==0?12:0),$lucifer[5],0,$lucifer[1],$lucifer[2],$lucifer[3]);
+			$b['time'] = @mktime($lucifer[4] + (strcasecmp($lucifer[6], "PM") == 0 ? 12 : 0), $lucifer[5], 0, $lucifer[1], $lucifer[2], $lucifer[3]);
 			$b['am/pm'] = $lucifer[6];
 			$b['name'] = $lucifer[8];
-		} else if (!$is_windows && $lucifer=preg_split("/[ ]/",$line,9,PREG_SPLIT_NO_EMPTY)) {
+		} elseif ( !$is_windows && $lucifer = preg_split('/[ ]/', $line, 9, PREG_SPLIT_NO_EMPTY)) {
 			//echo $line."\n";
-			$lcount=count($lucifer);
-			if ($lcount<8) return '';
+			$lcount = count($lucifer);
+			if ( $lcount < 8 )
+				return '';
 			$b = array();
-			$b['isdir'] = $lucifer[0]{0} === "d";
-			$b['islink'] = $lucifer[0]{0} === "l";
+			$b['isdir'] = $lucifer[0]{0} === 'd';
+			$b['islink'] = $lucifer[0]{0} === 'l';
 			if ( $b['isdir'] )
 				$b['type'] = 'd';
 			elseif ( $b['islink'] )
@@ -298,15 +422,15 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 			$b['owner'] = $lucifer[2];
 			$b['group'] = $lucifer[3];
 			$b['size'] = $lucifer[4];
-			if ($lcount==8) {
-				sscanf($lucifer[5],"%d-%d-%d",$b['year'],$b['month'],$b['day']);
-				sscanf($lucifer[6],"%d:%d",$b['hour'],$b['minute']);
-				$b['time'] = @mktime($b['hour'],$b['minute'],0,$b['month'],$b['day'],$b['year']);
+			if ( $lcount == 8 ) {
+				sscanf($lucifer[5], '%d-%d-%d', $b['year'], $b['month'], $b['day']);
+				sscanf($lucifer[6], '%d:%d', $b['hour'], $b['minute']);
+				$b['time'] = @mktime($b['hour'], $b['minute'], 0, $b['month'], $b['day'], $b['year']);
 				$b['name'] = $lucifer[7];
 			} else {
 				$b['month'] = $lucifer[5];
 				$b['day'] = $lucifer[6];
-				if (preg_match("/([0-9]{2}):([0-9]{2})/",$lucifer[7],$l2)) {
+				if ( preg_match('/([0-9]{2}):([0-9]{2})/', $lucifer[7], $l2) ) {
 					$b['year'] = date("Y");
 					$b['hour'] = $l2[1];
 					$b['minute'] = $l2[2];
@@ -315,15 +439,25 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 					$b['hour'] = 0;
 					$b['minute'] = 0;
 				}
-				$b['time'] = strtotime(sprintf("%d %s %d %02d:%02d",$b['day'],$b['month'],$b['year'],$b['hour'],$b['minute']));
+				$b['time'] = strtotime( sprintf('%d %s %d %02d:%02d', $b['day'], $b['month'], $b['year'], $b['hour'], $b['minute']) );
 				$b['name'] = $lucifer[8];
 			}
 		}
 
+		// Replace symlinks formatted as "source -> target" with just the source name
+		if ( $b['islink'] )
+			$b['name'] = preg_replace( '/(\s*->\s*.*)$/', '', $b['name'] );
+
 		return $b;
 	}
 
-	function dirlist($path = '.', $include_hidden = true, $recursive = false) {
+	/**
+	 * @param string $path
+	 * @param bool $include_hidden
+	 * @param bool $recursive
+	 * @return bool|array
+	 */
+	public function dirlist($path = '.', $include_hidden = true, $recursive = false) {
 		if ( $this->is_file($path) ) {
 			$limit_file = basename($path);
 			$path = dirname($path) . '/';
@@ -331,9 +465,13 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 			$limit_file = false;
 		}
 
-		$list = @ftp_rawlist($this->link, '-a ' . $path, false);
+		$pwd = @ftp_pwd($this->link);
+		if ( ! @ftp_chdir($this->link, $path) ) // Cant change to folder = folder doesn't exist
+			return false;
+		$list = @ftp_rawlist($this->link, '-a', false);
+		@ftp_chdir($this->link, $pwd);
 
-		if ( $list === false )
+		if ( empty($list) ) // Empty array = non-existent folder (real folder will show . at least)
 			return false;
 
 		$dirlist = array();
@@ -354,9 +492,6 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 			$dirlist[ $entry['name'] ] = $entry;
 		}
 
-		if ( ! $dirlist )
-			return false;
-
 		$ret = array();
 		foreach ( (array)$dirlist as $struc ) {
 			if ( 'd' == $struc['type'] ) {
@@ -371,10 +506,8 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 		return $ret;
 	}
 
-	function __destruct() {
+	public function __destruct() {
 		if ( $this->link )
 			ftp_close($this->link);
 	}
 }
-
-?>