1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
|
<?php
if (!defined('UPDRAFTPLUS_DIR')) die('No direct access allowed.');
/**
* Adapted from http://www.solutionbot.com/2009/01/02/php-ftp-class/
*/
class UpdraftPlus_ftp_wrapper {
private $conn_id;
private $host;
private $username;
private $password;
private $port;
public $timeout = 60;
public $passive = true;
public $system_type = '';
public $ssl = false;
public $use_server_certs = false;
public $disable_verify = true;
public $login_type = 'non-encrypted';
public function __construct($host, $username, $password, $port = 21) {
$this->host = $host;
$this->username = $username;
$this->password = $password;
$this->port = $port;
}
public function connect() {
$time_start = time();
$this->conn_id = ftp_connect($this->host, $this->port, 20);
if ($this->conn_id) $result = ftp_login($this->conn_id, $this->username, $this->password);
if (!empty($result)) {
ftp_set_option($this->conn_id, FTP_TIMEOUT_SEC, $this->timeout);
ftp_pasv($this->conn_id, $this->passive);
$this->system_type = ftp_systype($this->conn_id);
return true;
}
if (time() - $time_start > 19) {
global $updraftplus_admin;
if (isset($updraftplus_admin->logged) && is_array($updraftplus_admin->logged)) {
$updraftplus_admin->logged[] = sprintf(__('The %s connection timed out; if you entered the server correctly, then this is usually caused by a firewall blocking the connection - you should check with your web hosting company.', 'updraftplus'), 'FTP');
} else {
global $updraftplus;
$updraftplus->log(sprintf(__('The %s connection timed out; if you entered the server correctly, then this is usually caused by a firewall blocking the connection - you should check with your web hosting company.', 'updraftplus'), 'FTP'), 'error');
}
}
return false;
}
public function put($local_file_path, $remote_file_path, $mode = FTP_BINARY, $resume = false, $updraftplus = false) {
$file_size = filesize($local_file_path);
$existing_size = 0;
if ($resume) {
$existing_size = ftp_size($this->conn_id, $remote_file_path);
if ($existing_size <=0) {
$resume = false;
$existing_size = 0;
} else {
if (is_a($updraftplus, 'UpdraftPlus')) $updraftplus->log("File already exists at remote site: size $existing_size. Will attempt resumption.");
if ($existing_size >= $file_size) {
if (is_a($updraftplus, 'UpdraftPlus')) $updraftplus->log("File is apparently already completely uploaded");
return true;
}
}
}
// From here on, $file_size is only used for logging calculations. We want to avoid divsion by zero.
$file_size = max($file_size, 1);
if (!$fh = fopen($local_file_path, 'rb')) return false;
if ($existing_size) fseek($fh, $existing_size);
$ret = ftp_nb_fput($this->conn_id, $remote_file_path, $fh, $mode, $existing_size);
// $existing_size can now be re-purposed
while (FTP_MOREDATA == $ret) {
if (is_a($updraftplus, 'UpdraftPlus')) {
$new_size = ftell($fh);
$record_after = 524288;
if ($existing_size > 2097152) {
$record_after = ($existing_size > 4194304) ? 2097152 : 1048576;
}
if ($new_size - $existing_size > $record_after) {
$existing_size = $new_size;
$percent = round(100*$new_size/$file_size, 1);
$updraftplus->record_uploaded_chunk($percent, '', $local_file_path);
}
}
// Continue upload
$ret = ftp_nb_continue($this->conn_id);
}
fclose($fh);
if (FTP_FINISHED != $ret) {
if (is_a($updraftplus, 'UpdraftPlus')) $updraftplus->log("FTP upload: error ($ret)");
return false;
}
return true;
}
public function get($local_file_path, $remote_file_path, $mode = FTP_BINARY, $resume = false, $updraftplus = false) {
$file_last_size = 0;
if ($resume) {
if (!$fh = fopen($local_file_path, 'ab')) return false;
clearstatcache($local_file_path);// phpcs:ignore PHPCompatibility.FunctionUse.NewFunctionParameters.clearstatcache_clear_realpath_cacheFound -- The function clearstatcache() does not have a parameter "clear_realpath_cache" in PHP version 5.2 or earlier
$file_last_size = filesize($local_file_path);
} else {
if (!$fh = fopen($local_file_path, 'wb')) return false;
}
$ret = ftp_nb_fget($this->conn_id, $fh, $remote_file_path, $mode, $file_last_size);
if (false == $ret) return false;
while (FTP_MOREDATA == $ret) {
if ($updraftplus) {
$file_now_size = filesize($local_file_path);
if ($file_now_size - $file_last_size > 524288) {
$updraftplus->log("FTP fetch: file size is now: ".sprintf("%0.2f", filesize($local_file_path)/1048576)." Mb");
$file_last_size = $file_now_size;
}
clearstatcache($local_file_path);// phpcs:ignore PHPCompatibility.FunctionUse.NewFunctionParameters.clearstatcache_clear_realpath_cacheFound -- The function clearstatcache() does not have a parameter "clear_realpath_cache" in PHP version 5.2 or earlier
}
$ret = ftp_nb_continue($this->conn_id);
}
fclose($fh);
if (FTP_FINISHED == $ret) {
if ($updraftplus) $updraftplus->log("FTP fetch: fetch complete");
return true;
} else {
if ($updraftplus) $updraftplus->log("FTP fetch: fetch failed");
return false;
}
}
public function chmod($permissions, $remote_filename) {
if ($this->is_octal($permissions)) {
$result = ftp_chmod($this->conn_id, $permissions, $remote_filename);
if ($result) {
return true;
} else {
return false;
}
} else {
throw new Exception('$permissions must be an octal number');
}
}
public function chdir($directory) {
ftp_chdir($this->conn_id, $directory);
}
public function delete($remote_file_path) {
if (ftp_delete($this->conn_id, $remote_file_path)) {
return true;
} else {
return false;
}
}
public function make_dir($directory) {
if (ftp_mkdir($this->conn_id, $directory)) {
return true;
} else {
return false;
}
}
public function rename($old_name, $new_name) {
if (ftp_rename($this->conn_id, $old_name, $new_name)) {
return true;
} else {
return false;
}
}
public function remove_dir($directory) {
if (ftp_rmdir($this->conn_id, $directory)) {
return true;
} else {
return false;
}
}
public function dir_list($directory) {
return ftp_nlist($this->conn_id, $directory);
}
public function cdup() {
ftp_cdup($this->conn_id);
}
public function size($f) {
return ftp_size($this->conn_id, $f);
}
public function current_dir() {
return ftp_pwd($this->conn_id);
}
private function is_octal($i) {
return decoct(octdec($i)) == $i;
}
public function __destruct() {
if ($this->conn_id) ftp_close($this->conn_id);
}
}
|