diff options
Diffstat (limited to 'wp-admin/includes/class-ftp-sockets.php')
-rw-r--r-- | wp-admin/includes/class-ftp-sockets.php | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/wp-admin/includes/class-ftp-sockets.php b/wp-admin/includes/class-ftp-sockets.php new file mode 100644 index 0000000..99b4050 --- /dev/null +++ b/wp-admin/includes/class-ftp-sockets.php @@ -0,0 +1,236 @@ +<?php +/** + * PemFTP - A Ftp implementation in pure PHP + * + * @package PemFTP + * @since 2.5 + * + * @version 1.0 + * @copyright Alexey Dotsenko + * @author Alexey Dotsenko + * @link http://www.phpclasses.org/browse/package/1743.html Site + * @license LGPL License http://www.opensource.org/licenses/lgpl-license.html + */ +class ftp extends ftp_base { + + function ftp($verb=FALSE, $le=FALSE) { + $this->__construct($verb, $le); + } + + function __construct($verb=FALSE, $le=FALSE) { + parent::__construct(true, $verb, $le); + } + +// <!-- --------------------------------------------------------------------------------------- --> +// <!-- Private functions --> +// <!-- --------------------------------------------------------------------------------------- --> + + function _settimeout($sock) { + if(!@socket_set_option($sock, SOL_SOCKET, SO_RCVTIMEO, array("sec"=>$this->_timeout, "usec"=>0))) { + $this->PushError('_connect','socket set receive timeout',socket_strerror(socket_last_error($sock))); + @socket_close($sock); + return FALSE; + } + if(!@socket_set_option($sock, SOL_SOCKET , SO_SNDTIMEO, array("sec"=>$this->_timeout, "usec"=>0))) { + $this->PushError('_connect','socket set send timeout',socket_strerror(socket_last_error($sock))); + @socket_close($sock); + return FALSE; + } + return true; + } + + function _connect($host, $port) { + $this->SendMSG("Creating socket"); + if(!($sock = @socket_create(AF_INET, SOCK_STREAM, SOL_TCP))) { + $this->PushError('_connect','socket create failed',socket_strerror(socket_last_error($sock))); + return FALSE; + } + if(!$this->_settimeout($sock)) return FALSE; + $this->SendMSG("Connecting to \"".$host.":".$port."\""); + if (!($res = @socket_connect($sock, $host, $port))) { + $this->PushError('_connect','socket connect failed',socket_strerror(socket_last_error($sock))); + @socket_close($sock); + return FALSE; + } + $this->_connected=true; + return $sock; + } + + function _readmsg($fnction="_readmsg"){ + if(!$this->_connected) { + $this->PushError($fnction,'Connect first'); + return FALSE; + } + $result=true; + $this->_message=""; + $this->_code=0; + $go=true; + do { + $tmp=@socket_read($this->_ftp_control_sock, 4096, PHP_BINARY_READ); + if($tmp===false) { + $go=$result=false; + $this->PushError($fnction,'Read failed', socket_strerror(socket_last_error($this->_ftp_control_sock))); + } else { + $this->_message.=$tmp; + $go = !preg_match("/^([0-9]{3})(-.+\\1)? [^".CRLF."]+".CRLF."$/Us", $this->_message, $regs); + } + } while($go); + if($this->LocalEcho) echo "GET < ".rtrim($this->_message, CRLF).CRLF; + $this->_code=(int)$regs[1]; + return $result; + } + + function _exec($cmd, $fnction="_exec") { + if(!$this->_ready) { + $this->PushError($fnction,'Connect first'); + return FALSE; + } + if($this->LocalEcho) echo "PUT > ",$cmd,CRLF; + $status=@socket_write($this->_ftp_control_sock, $cmd.CRLF); + if($status===false) { + $this->PushError($fnction,'socket write failed', socket_strerror(socket_last_error($this->stream))); + return FALSE; + } + $this->_lastaction=time(); + if(!$this->_readmsg($fnction)) return FALSE; + return TRUE; + } + + function _data_prepare($mode=FTP_ASCII) { + if(!$this->_settype($mode)) return FALSE; + $this->SendMSG("Creating data socket"); + $this->_ftp_data_sock = @socket_create(AF_INET, SOCK_STREAM, SOL_TCP); + if ($this->_ftp_data_sock < 0) { + $this->PushError('_data_prepare','socket create failed',socket_strerror(socket_last_error($this->_ftp_data_sock))); + return FALSE; + } + if(!$this->_settimeout($this->_ftp_data_sock)) { + $this->_data_close(); + return FALSE; + } + if($this->_passive) { + if(!$this->_exec("PASV", "pasv")) { + $this->_data_close(); + return FALSE; + } + if(!$this->_checkCode()) { + $this->_data_close(); + return FALSE; + } + $ip_port = explode(",", ereg_replace("^.+ \\(?([0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]+,[0-9]+)\\)?.*".CRLF."$", "\\1", $this->_message)); + $this->_datahost=$ip_port[0].".".$ip_port[1].".".$ip_port[2].".".$ip_port[3]; + $this->_dataport=(((int)$ip_port[4])<<8) + ((int)$ip_port[5]); + $this->SendMSG("Connecting to ".$this->_datahost.":".$this->_dataport); + if(!@socket_connect($this->_ftp_data_sock, $this->_datahost, $this->_dataport)) { + $this->PushError("_data_prepare","socket_connect", socket_strerror(socket_last_error($this->_ftp_data_sock))); + $this->_data_close(); + return FALSE; + } + else $this->_ftp_temp_sock=$this->_ftp_data_sock; + } else { + if(!@socket_getsockname($this->_ftp_control_sock, $addr, $port)) { + $this->PushError("_data_prepare","can't get control socket information", socket_strerror(socket_last_error($this->_ftp_control_sock))); + $this->_data_close(); + return FALSE; + } + if(!@socket_bind($this->_ftp_data_sock,$addr)){ + $this->PushError("_data_prepare","can't bind data socket", socket_strerror(socket_last_error($this->_ftp_data_sock))); + $this->_data_close(); + return FALSE; + } + if(!@socket_listen($this->_ftp_data_sock)) { + $this->PushError("_data_prepare","can't listen data socket", socket_strerror(socket_last_error($this->_ftp_data_sock))); + $this->_data_close(); + return FALSE; + } + if(!@socket_getsockname($this->_ftp_data_sock, $this->_datahost, $this->_dataport)) { + $this->PushError("_data_prepare","can't get data socket information", socket_strerror(socket_last_error($this->_ftp_data_sock))); + $this->_data_close(); + return FALSE; + } + if(!$this->_exec('PORT '.str_replace('.',',',$this->_datahost.'.'.($this->_dataport>>8).'.'.($this->_dataport&0x00FF)), "_port")) { + $this->_data_close(); + return FALSE; + } + if(!$this->_checkCode()) { + $this->_data_close(); + return FALSE; + } + } + return TRUE; + } + + function _data_read($mode=FTP_ASCII, $fp=NULL) { + $NewLine=$this->_eol_code[$this->OS_local]; + if(is_resource($fp)) $out=0; + else $out=""; + if(!$this->_passive) { + $this->SendMSG("Connecting to ".$this->_datahost.":".$this->_dataport); + $this->_ftp_temp_sock=socket_accept($this->_ftp_data_sock); + if($this->_ftp_temp_sock===FALSE) { + $this->PushError("_data_read","socket_accept", socket_strerror(socket_last_error($this->_ftp_temp_sock))); + $this->_data_close(); + return FALSE; + } + } + + while(($block=@socket_read($this->_ftp_temp_sock, $this->_ftp_buff_size, PHP_BINARY_READ))!==false) { + if($block==="") break; + if($mode!=FTP_BINARY) $block=preg_replace("/\r\n|\r|\n/", $this->_eol_code[$this->OS_local], $block); + if(is_resource($fp)) $out+=fwrite($fp, $block, strlen($block)); + else $out.=$block; + } + return $out; + } + + function _data_write($mode=FTP_ASCII, $fp=NULL) { + $NewLine=$this->_eol_code[$this->OS_local]; + if(is_resource($fp)) $out=0; + else $out=""; + if(!$this->_passive) { + $this->SendMSG("Connecting to ".$this->_datahost.":".$this->_dataport); + $this->_ftp_temp_sock=socket_accept($this->_ftp_data_sock); + if($this->_ftp_temp_sock===FALSE) { + $this->PushError("_data_write","socket_accept", socket_strerror(socket_last_error($this->_ftp_temp_sock))); + $this->_data_close(); + return false; + } + } + if(is_resource($fp)) { + while(!feof($fp)) { + $block=fread($fp, $this->_ftp_buff_size); + if(!$this->_data_write_block($mode, $block)) return false; + } + } elseif(!$this->_data_write_block($mode, $fp)) return false; + return true; + } + + function _data_write_block($mode, $block) { + if($mode!=FTP_BINARY) $block=preg_replace("/\r\n|\r|\n/", $this->_eol_code[$this->OS_remote], $block); + do { + if(($t=@socket_write($this->_ftp_temp_sock, $block))===FALSE) { + $this->PushError("_data_write","socket_write", socket_strerror(socket_last_error($this->_ftp_temp_sock))); + $this->_data_close(); + return FALSE; + } + $block=substr($block, $t); + } while(!empty($block)); + return true; + } + + function _data_close() { + @socket_close($this->_ftp_temp_sock); + @socket_close($this->_ftp_data_sock); + $this->SendMSG("Disconnected data from remote host"); + return TRUE; + } + + function _quit() { + if($this->_connected) { + @socket_close($this->_ftp_control_sock); + $this->_connected=false; + $this->SendMSG("Socket closed"); + } + } +} +?> |