Projects : mp-wp : mp-wp_svg-screenshots-and-errorreporting-r2
1 | <?php |
2 | /** |
3 | * PemFTP - A Ftp implementation in pure PHP |
4 | * |
5 | * @package PemFTP |
6 | * @since 2.5 |
7 | * |
8 | * @version 1.0 |
9 | * @copyright Alexey Dotsenko |
10 | * @author Alexey Dotsenko |
11 | * @link http://www.phpclasses.org/browse/package/1743.html Site |
12 | * @license LGPL License http://www.opensource.org/licenses/lgpl-license.html |
13 | */ |
14 | |
15 | /** |
16 | * Socket Based FTP implementation |
17 | * |
18 | * @package PemFTP |
19 | * @subpackage Socket |
20 | * @since 2.5 |
21 | * |
22 | * @version 1.0 |
23 | * @copyright Alexey Dotsenko |
24 | * @author Alexey Dotsenko |
25 | * @link http://www.phpclasses.org/browse/package/1743.html Site |
26 | * @license LGPL License http://www.opensource.org/licenses/lgpl-license.html |
27 | */ |
28 | class ftp extends ftp_base { |
29 | |
30 | function ftp($verb=FALSE, $le=FALSE) { |
31 | $this->__construct($verb, $le); |
32 | } |
33 | |
34 | function __construct($verb=FALSE, $le=FALSE) { |
35 | parent::__construct(true, $verb, $le); |
36 | } |
37 | |
38 | // <!-- --------------------------------------------------------------------------------------- --> |
39 | // <!-- Private functions --> |
40 | // <!-- --------------------------------------------------------------------------------------- --> |
41 | |
42 | function _settimeout($sock) { |
43 | if(!@socket_set_option($sock, SOL_SOCKET, SO_RCVTIMEO, array("sec"=>$this->_timeout, "usec"=>0))) { |
44 | $this->PushError('_connect','socket set receive timeout',socket_strerror(socket_last_error($sock))); |
45 | @socket_close($sock); |
46 | return FALSE; |
47 | } |
48 | if(!@socket_set_option($sock, SOL_SOCKET , SO_SNDTIMEO, array("sec"=>$this->_timeout, "usec"=>0))) { |
49 | $this->PushError('_connect','socket set send timeout',socket_strerror(socket_last_error($sock))); |
50 | @socket_close($sock); |
51 | return FALSE; |
52 | } |
53 | return true; |
54 | } |
55 | |
56 | function _connect($host, $port) { |
57 | $this->SendMSG("Creating socket"); |
58 | if(!($sock = @socket_create(AF_INET, SOCK_STREAM, SOL_TCP))) { |
59 | $this->PushError('_connect','socket create failed',socket_strerror(socket_last_error($sock))); |
60 | return FALSE; |
61 | } |
62 | if(!$this->_settimeout($sock)) return FALSE; |
63 | $this->SendMSG("Connecting to \"".$host.":".$port."\""); |
64 | if (!($res = @socket_connect($sock, $host, $port))) { |
65 | $this->PushError('_connect','socket connect failed',socket_strerror(socket_last_error($sock))); |
66 | @socket_close($sock); |
67 | return FALSE; |
68 | } |
69 | $this->_connected=true; |
70 | return $sock; |
71 | } |
72 | |
73 | function _readmsg($fnction="_readmsg"){ |
74 | if(!$this->_connected) { |
75 | $this->PushError($fnction,'Connect first'); |
76 | return FALSE; |
77 | } |
78 | $result=true; |
79 | $this->_message=""; |
80 | $this->_code=0; |
81 | $go=true; |
82 | do { |
83 | $tmp=@socket_read($this->_ftp_control_sock, 4096, PHP_BINARY_READ); |
84 | if($tmp===false) { |
85 | $go=$result=false; |
86 | $this->PushError($fnction,'Read failed', socket_strerror(socket_last_error($this->_ftp_control_sock))); |
87 | } else { |
88 | $this->_message.=$tmp; |
89 | $go = !preg_match("/^([0-9]{3})(-.+\\1)? [^".CRLF."]+".CRLF."$/Us", $this->_message, $regs); |
90 | } |
91 | } while($go); |
92 | if($this->LocalEcho) echo "GET < ".rtrim($this->_message, CRLF).CRLF; |
93 | $this->_code=(int)$regs[1]; |
94 | return $result; |
95 | } |
96 | |
97 | function _exec($cmd, $fnction="_exec") { |
98 | if(!$this->_ready) { |
99 | $this->PushError($fnction,'Connect first'); |
100 | return FALSE; |
101 | } |
102 | if($this->LocalEcho) echo "PUT > ",$cmd,CRLF; |
103 | $status=@socket_write($this->_ftp_control_sock, $cmd.CRLF); |
104 | if($status===false) { |
105 | $this->PushError($fnction,'socket write failed', socket_strerror(socket_last_error($this->stream))); |
106 | return FALSE; |
107 | } |
108 | $this->_lastaction=time(); |
109 | if(!$this->_readmsg($fnction)) return FALSE; |
110 | return TRUE; |
111 | } |
112 | |
113 | function _data_prepare($mode=FTP_ASCII) { |
114 | if(!$this->_settype($mode)) return FALSE; |
115 | $this->SendMSG("Creating data socket"); |
116 | $this->_ftp_data_sock = @socket_create(AF_INET, SOCK_STREAM, SOL_TCP); |
117 | if ($this->_ftp_data_sock < 0) { |
118 | $this->PushError('_data_prepare','socket create failed',socket_strerror(socket_last_error($this->_ftp_data_sock))); |
119 | return FALSE; |
120 | } |
121 | if(!$this->_settimeout($this->_ftp_data_sock)) { |
122 | $this->_data_close(); |
123 | return FALSE; |
124 | } |
125 | if($this->_passive) { |
126 | if(!$this->_exec("PASV", "pasv")) { |
127 | $this->_data_close(); |
128 | return FALSE; |
129 | } |
130 | if(!$this->_checkCode()) { |
131 | $this->_data_close(); |
132 | return FALSE; |
133 | } |
134 | $ip_port = explode(",", ereg_replace("^.+ \\(?([0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]+,[0-9]+)\\)?.*".CRLF."$", "\\1", $this->_message)); |
135 | $this->_datahost=$ip_port[0].".".$ip_port[1].".".$ip_port[2].".".$ip_port[3]; |
136 | $this->_dataport=(((int)$ip_port[4])<<8) + ((int)$ip_port[5]); |
137 | $this->SendMSG("Connecting to ".$this->_datahost.":".$this->_dataport); |
138 | if(!@socket_connect($this->_ftp_data_sock, $this->_datahost, $this->_dataport)) { |
139 | $this->PushError("_data_prepare","socket_connect", socket_strerror(socket_last_error($this->_ftp_data_sock))); |
140 | $this->_data_close(); |
141 | return FALSE; |
142 | } |
143 | else $this->_ftp_temp_sock=$this->_ftp_data_sock; |
144 | } else { |
145 | if(!@socket_getsockname($this->_ftp_control_sock, $addr, $port)) { |
146 | $this->PushError("_data_prepare","can't get control socket information", socket_strerror(socket_last_error($this->_ftp_control_sock))); |
147 | $this->_data_close(); |
148 | return FALSE; |
149 | } |
150 | if(!@socket_bind($this->_ftp_data_sock,$addr)){ |
151 | $this->PushError("_data_prepare","can't bind data socket", socket_strerror(socket_last_error($this->_ftp_data_sock))); |
152 | $this->_data_close(); |
153 | return FALSE; |
154 | } |
155 | if(!@socket_listen($this->_ftp_data_sock)) { |
156 | $this->PushError("_data_prepare","can't listen data socket", socket_strerror(socket_last_error($this->_ftp_data_sock))); |
157 | $this->_data_close(); |
158 | return FALSE; |
159 | } |
160 | if(!@socket_getsockname($this->_ftp_data_sock, $this->_datahost, $this->_dataport)) { |
161 | $this->PushError("_data_prepare","can't get data socket information", socket_strerror(socket_last_error($this->_ftp_data_sock))); |
162 | $this->_data_close(); |
163 | return FALSE; |
164 | } |
165 | if(!$this->_exec('PORT '.str_replace('.',',',$this->_datahost.'.'.($this->_dataport>>8).'.'.($this->_dataport&0x00FF)), "_port")) { |
166 | $this->_data_close(); |
167 | return FALSE; |
168 | } |
169 | if(!$this->_checkCode()) { |
170 | $this->_data_close(); |
171 | return FALSE; |
172 | } |
173 | } |
174 | return TRUE; |
175 | } |
176 | |
177 | function _data_read($mode=FTP_ASCII, $fp=NULL) { |
178 | $NewLine=$this->_eol_code[$this->OS_local]; |
179 | if(is_resource($fp)) $out=0; |
180 | else $out=""; |
181 | if(!$this->_passive) { |
182 | $this->SendMSG("Connecting to ".$this->_datahost.":".$this->_dataport); |
183 | $this->_ftp_temp_sock=socket_accept($this->_ftp_data_sock); |
184 | if($this->_ftp_temp_sock===FALSE) { |
185 | $this->PushError("_data_read","socket_accept", socket_strerror(socket_last_error($this->_ftp_temp_sock))); |
186 | $this->_data_close(); |
187 | return FALSE; |
188 | } |
189 | } |
190 | |
191 | while(($block=@socket_read($this->_ftp_temp_sock, $this->_ftp_buff_size, PHP_BINARY_READ))!==false) { |
192 | if($block==="") break; |
193 | if($mode!=FTP_BINARY) $block=preg_replace("/\r\n|\r|\n/", $this->_eol_code[$this->OS_local], $block); |
194 | if(is_resource($fp)) $out+=fwrite($fp, $block, strlen($block)); |
195 | else $out.=$block; |
196 | } |
197 | return $out; |
198 | } |
199 | |
200 | function _data_write($mode=FTP_ASCII, $fp=NULL) { |
201 | $NewLine=$this->_eol_code[$this->OS_local]; |
202 | if(is_resource($fp)) $out=0; |
203 | else $out=""; |
204 | if(!$this->_passive) { |
205 | $this->SendMSG("Connecting to ".$this->_datahost.":".$this->_dataport); |
206 | $this->_ftp_temp_sock=socket_accept($this->_ftp_data_sock); |
207 | if($this->_ftp_temp_sock===FALSE) { |
208 | $this->PushError("_data_write","socket_accept", socket_strerror(socket_last_error($this->_ftp_temp_sock))); |
209 | $this->_data_close(); |
210 | return false; |
211 | } |
212 | } |
213 | if(is_resource($fp)) { |
214 | while(!feof($fp)) { |
215 | $block=fread($fp, $this->_ftp_buff_size); |
216 | if(!$this->_data_write_block($mode, $block)) return false; |
217 | } |
218 | } elseif(!$this->_data_write_block($mode, $fp)) return false; |
219 | return true; |
220 | } |
221 | |
222 | function _data_write_block($mode, $block) { |
223 | if($mode!=FTP_BINARY) $block=preg_replace("/\r\n|\r|\n/", $this->_eol_code[$this->OS_remote], $block); |
224 | do { |
225 | if(($t=@socket_write($this->_ftp_temp_sock, $block))===FALSE) { |
226 | $this->PushError("_data_write","socket_write", socket_strerror(socket_last_error($this->_ftp_temp_sock))); |
227 | $this->_data_close(); |
228 | return FALSE; |
229 | } |
230 | $block=substr($block, $t); |
231 | } while(!empty($block)); |
232 | return true; |
233 | } |
234 | |
235 | function _data_close() { |
236 | @socket_close($this->_ftp_temp_sock); |
237 | @socket_close($this->_ftp_data_sock); |
238 | $this->SendMSG("Disconnected data from remote host"); |
239 | return TRUE; |
240 | } |
241 | |
242 | function _quit() { |
243 | if($this->_connected) { |
244 | @socket_close($this->_ftp_control_sock); |
245 | $this->_connected=false; |
246 | $this->SendMSG("Socket closed"); |
247 | } |
248 | } |
249 | } |
250 | ?> |