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mp-wp/wp-admin/includes/class-wp-filesystem-ftpext.php

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1<?php
2/**
3 * WordPress FTP Filesystem.
4 *
5 * @package WordPress
6 * @subpackage Filesystem
7 */
8
9/**
10 * WordPress Filesystem Class for implementing FTP.
11 *
12 * @since 2.5
13 * @package WordPress
14 * @subpackage Filesystem
15 * @uses WP_Filesystem_Base Extends class
16 */
17class WP_Filesystem_FTPext extends WP_Filesystem_Base {
18 var $link;
19 var $timeout = 5;
20 var $errors = array();
21 var $options = array();
22
23 var $permission = null;
24
25 function WP_Filesystem_FTPext($opt='') {
26 $this->method = 'ftpext';
27 $this->errors = new WP_Error();
28
29 //Check if possible to use ftp functions.
30 if ( ! extension_loaded('ftp') ) {
31 $this->errors->add('no_ftp_ext', __('The ftp PHP extension is not available'));
32 return false;
33 }
34
35 // Set defaults:
36 if ( empty($opt['port']) )
37 $this->options['port'] = 21;
38 else
39 $this->options['port'] = $opt['port'];
40
41 if ( empty($opt['hostname']) )
42 $this->errors->add('empty_hostname', __('FTP hostname is required'));
43 else
44 $this->options['hostname'] = $opt['hostname'];
45
46 if ( isset($opt['base']) && ! empty($opt['base']) )
47 $this->wp_base = $opt['base'];
48
49 // Check if the options provided are OK.
50 if ( empty ($opt['username']) )
51 $this->errors->add('empty_username', __('FTP username is required'));
52 else
53 $this->options['username'] = $opt['username'];
54
55 if ( empty ($opt['password']) )
56 $this->errors->add('empty_password', __('FTP password is required'));
57 else
58 $this->options['password'] = $opt['password'];
59
60 $this->options['ssl'] = false;
61 if ( isset($opt['ssl']) )
62 $this->options['ssl'] = ( !empty($opt['ssl']) );
63 elseif ( isset( $opt['connection_type']) )
64 $this->options['ssl'] = ( 'ftps' == $opt['connection_type'] );
65 }
66
67 function connect() {
68 if ( $this->options['ssl'] && function_exists('ftp_ssl_connect') )
69 $this->link = @ftp_ssl_connect($this->options['hostname'], $this->options['port'],$this->timeout);
70 else
71 $this->link = @ftp_connect($this->options['hostname'], $this->options['port'],$this->timeout);
72
73 if ( ! $this->link ) {
74 $this->errors->add('connect', sprintf(__('Failed to connect to FTP Server %1$s:%2$s'), $this->options['hostname'], $this->options['port']));
75 return false;
76 }
77
78 if ( ! @ftp_login($this->link,$this->options['username'], $this->options['password']) ) {
79 $this->errors->add('auth', sprintf(__('Username/Password incorrect for %s'), $this->options['username']));
80 return false;
81 }
82
83 //Set the Connection to use Passive FTP
84 @ftp_pasv( $this->link, true );
85
86 return true;
87 }
88
89 function setDefaultPermissions($perm) {
90 $this->permission = $perm;
91 }
92
93 function get_contents($file, $type = '', $resumepos = 0 ){
94 if( empty($type) )
95 $type = FTP_BINARY;
96
97 $temp = tmpfile();
98 if ( ! $temp )
99 return false;
100
101 if( ! @ftp_fget($this->link, $temp, $file, $type, $resumepos) )
102 return false;
103
104 fseek($temp, 0); //Skip back to the start of the file being written to
105 $contents = '';
106
107 while ( ! feof($temp) )
108 $contents .= fread($temp, 8192);
109
110 fclose($temp);
111 return $contents;
112 }
113 function get_contents_array($file) {
114 return explode("\n", $this->get_contents($file));
115 }
116 function put_contents($file, $contents, $type = '' ) {
117 if( empty($type) )
118 $type = $this->is_binary($contents) ? FTP_BINARY : FTP_ASCII;
119
120 $temp = tmpfile();
121 if ( ! $temp )
122 return false;
123
124 fwrite($temp, $contents);
125 fseek($temp, 0); //Skip back to the start of the file being written to
126
127 $ret = @ftp_fput($this->link, $file, $temp, $type);
128
129 fclose($temp);
130 return $ret;
131 }
132 function cwd() {
133 $cwd = @ftp_pwd($this->link);
134 if( $cwd )
135 $cwd = trailingslashit($cwd);
136 return $cwd;
137 }
138 function chdir($dir) {
139 return @ftp_chdir($dir);
140 }
141 function chgrp($file, $group, $recursive = false ) {
142 return false;
143 }
144 function chmod($file, $mode = false, $recursive = false) {
145 if( ! $mode )
146 $mode = $this->permission;
147 if( ! $mode )
148 return false;
149 if ( ! $this->exists($file) )
150 return false;
151 if ( ! $recursive || ! $this->is_dir($file) ) {
152 if ( ! function_exists('ftp_chmod') )
153 return @ftp_site($this->link, sprintf('CHMOD %o %s', $mode, $file));
154 return @ftp_chmod($this->link, $mode, $file);
155 }
156 //Is a directory, and we want recursive
157 $filelist = $this->dirlist($file);
158 foreach($filelist as $filename){
159 $this->chmod($file . '/' . $filename, $mode, $recursive);
160 }
161 return true;
162 }
163 function chown($file, $owner, $recursive = false ) {
164 return false;
165 }
166 function owner($file) {
167 $dir = $this->dirlist($file);
168 return $dir[$file]['owner'];
169 }
170 function getchmod($file) {
171 $dir = $this->dirlist($file);
172 return $dir[$file]['permsn'];
173 }
174 function group($file) {
175 $dir = $this->dirlist($file);
176 return $dir[$file]['group'];
177 }
178 function copy($source, $destination, $overwrite = false ) {
179 if( ! $overwrite && $this->exists($destination) )
180 return false;
181 $content = $this->get_contents($source);
182 if( false === $content)
183 return false;
184 return $this->put_contents($destination, $content);
185 }
186 function move($source, $destination, $overwrite = false) {
187 return ftp_rename($this->link, $source, $destination);
188 }
189
190 function delete($file,$recursive=false) {
191 if ( $this->is_file($file) )
192 return @ftp_delete($this->link, $file);
193 if ( !$recursive )
194 return @ftp_rmdir($this->link, $file);
195 $filelist = $this->dirlist($file);
196 foreach ((array) $filelist as $filename => $fileinfo) {
197 $this->delete($file . '/' . $filename, $recursive);
198 }
199 return @ftp_rmdir($this->link, $file);
200 }
201
202 function exists($file) {
203 $list = ftp_rawlist($this->link, $file, false);
204 if( ! $list )
205 return false;
206 return count($list) == 1 ? true : false;
207 }
208 function is_file($file) {
209 return $this->is_dir($file) ? false : true;
210 }
211 function is_dir($path) {
212 $cwd = $this->cwd();
213 $result = @ftp_chdir($this->link, $path);
214 if( $result && $path == $this->cwd() || $this->cwd() != $cwd ) {
215 @ftp_chdir($this->link, $cwd);
216 return true;
217 }
218 return false;
219 }
220 function is_readable($file) {
221 //Get dir list, Check if the file is writable by the current user??
222 return true;
223 }
224 function is_writable($file) {
225 //Get dir list, Check if the file is writable by the current user??
226 return true;
227 }
228 function atime($file) {
229 return false;
230 }
231 function mtime($file) {
232 return ftp_mdtm($this->link, $file);
233 }
234 function size($file) {
235 return ftp_size($this->link, $file);
236 }
237 function touch($file, $time = 0, $atime = 0) {
238 return false;
239 }
240 function mkdir($path, $chmod = false, $chown = false, $chgrp = false) {
241 if( !@ftp_mkdir($this->link, $path) )
242 return false;
243 if( $chmod )
244 $this->chmod($path, $chmod);
245 if( $chown )
246 $this->chown($path, $chown);
247 if( $chgrp )
248 $this->chgrp($path, $chgrp);
249 return true;
250 }
251 function rmdir($path, $recursive = false) {
252 if( ! $recursive )
253 return @ftp_rmdir($this->link, $path);
254
255 //TODO: Recursive Directory delete, Have to delete files from the folder first.
256 //$dir = $this->dirlist($path);
257 //foreach($dir as $file)
258
259 }
260
261 function parselisting($line) {
262 $is_windows = ($this->OS_remote == FTP_OS_Windows);
263 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)) {
264 $b = array();
265 if ($lucifer[3]<70) { $lucifer[3] +=2000; } else { $lucifer[3]+=1900; } // 4digit year fix
266 $b['isdir'] = ($lucifer[7]=="<DIR>");
267 if ( $b['isdir'] )
268 $b['type'] = 'd';
269 else
270 $b['type'] = 'f';
271 $b['size'] = $lucifer[7];
272 $b['month'] = $lucifer[1];
273 $b['day'] = $lucifer[2];
274 $b['year'] = $lucifer[3];
275 $b['hour'] = $lucifer[4];
276 $b['minute'] = $lucifer[5];
277 $b['time'] = @mktime($lucifer[4]+(strcasecmp($lucifer[6],"PM")==0?12:0),$lucifer[5],0,$lucifer[1],$lucifer[2],$lucifer[3]);
278 $b['am/pm'] = $lucifer[6];
279 $b['name'] = $lucifer[8];
280 } else if (!$is_windows && $lucifer=preg_split("/[ ]/",$line,9,PREG_SPLIT_NO_EMPTY)) {
281 //echo $line."\n";
282 $lcount=count($lucifer);
283 if ($lcount<8) return '';
284 $b = array();
285 $b['isdir'] = $lucifer[0]{0} === "d";
286 $b['islink'] = $lucifer[0]{0} === "l";
287 if ( $b['isdir'] )
288 $b['type'] = 'd';
289 elseif ( $b['islink'] )
290 $b['type'] = 'l';
291 else
292 $b['type'] = 'f';
293 $b['perms'] = $lucifer[0];
294 $b['number'] = $lucifer[1];
295 $b['owner'] = $lucifer[2];
296 $b['group'] = $lucifer[3];
297 $b['size'] = $lucifer[4];
298 if ($lcount==8) {
299 sscanf($lucifer[5],"%d-%d-%d",$b['year'],$b['month'],$b['day']);
300 sscanf($lucifer[6],"%d:%d",$b['hour'],$b['minute']);
301 $b['time'] = @mktime($b['hour'],$b['minute'],0,$b['month'],$b['day'],$b['year']);
302 $b['name'] = $lucifer[7];
303 } else {
304 $b['month'] = $lucifer[5];
305 $b['day'] = $lucifer[6];
306 if (preg_match("/([0-9]{2}):([0-9]{2})/",$lucifer[7],$l2)) {
307 $b['year'] = date("Y");
308 $b['hour'] = $l2[1];
309 $b['minute'] = $l2[2];
310 } else {
311 $b['year'] = $lucifer[7];
312 $b['hour'] = 0;
313 $b['minute'] = 0;
314 }
315 $b['time'] = strtotime(sprintf("%d %s %d %02d:%02d",$b['day'],$b['month'],$b['year'],$b['hour'],$b['minute']));
316 $b['name'] = $lucifer[8];
317 }
318 }
319
320 return $b;
321 }
322
323 function dirlist($path = '.', $incdot = false, $recursive = false) {
324 if( $this->is_file($path) ) {
325 $limitFile = basename($path);
326 $path = dirname($path) . '/';
327 } else {
328 $limitFile = false;
329 }
330
331 $list = @ftp_rawlist($this->link, '-a ' . $path, false);
332
333 if ( $list === false )
334 return false;
335
336 $dirlist = array();
337 foreach ( $list as $k => $v ) {
338 $entry = $this->parselisting($v);
339 if ( empty($entry) )
340 continue;
341
342 if ( '.' == $entry["name"] || '..' == $entry["name"] )
343 continue;
344
345 $dirlist[ $entry['name'] ] = $entry;
346 }
347
348 if ( ! $dirlist )
349 return false;
350 if ( empty($dirlist) )
351 return array();
352
353 $ret = array();
354 foreach ( $dirlist as $struc ) {
355
356 if ( 'd' == $struc['type'] ) {
357 $struc['files'] = array();
358
359 if ( $incdot ){
360 //We're including the doted starts
361 if( '.' != $struc['name'] && '..' != $struc['name'] ){ //Ok, It isnt a special folder
362 if ($recursive)
363 $struc['files'] = $this->dirlist($path . '/' . $struc['name'], $incdot, $recursive);
364 }
365 } else { //No dots
366 if ($recursive)
367 $struc['files'] = $this->dirlist($path . '/' . $struc['name'], $incdot, $recursive);
368 }
369 }
370 //File
371 $ret[$struc['name']] = $struc;
372 }
373 return $ret;
374 }
375
376 function __destruct(){
377 if( $this->link )
378 ftp_close($this->link);
379 }
380}
381
382?>