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<?php
/*
+---------------------------------------------------------------------------
| Invision Power Board
| ========================================
| by Matthew Mecham
| (c) 2004 Invision Power Services
| Nullified by Terabyte
| ========================================
+---------------------------------------------------------------------------
| INVISION POWER BOARD IS NOT FREE SOFTWARE!
|
+---------------------------------------------------------------------------
|
| > File Management Functions
| > Script written by Matt Mecham
| > Date started: Tuesday 22nd February 2005 (16:55) I have cold feet
|
+---------------------------------------------------------------------------
*/
/**
* Class File Management
*
* Wrapper for getting file contents
*
* @package IPS_KERNEL
* @author Matt Mecham
* @version 2.1
*/
if ( ! defined( 'IPS_CLASSES_PATH' ) )
{
/**
* Define classes path
*/
define( 'IPS_CLASSES_PATH', dirname(__FILE__) );
}
/**
* Class File Management
*
* Wrapper for getting file contents
*
* @package IPS_KERNEL
* @author Matt Mecham
* @version 2.1
*/
class class_file_management
{
/**
* Use sockets flag
*
* @var integer
*/
var $use_sockets = 0;
/**
* Error array
*
* @var array
*/
var $errors = array();
/**
* HTTP Status Code/Text
*
* @var array
*/
var $http_status_code = 0;
var $http_status_text = "";
/**#@+
* Set Authentication
*
* @var strings
*/
var $auth_req = 0;
var $auth_user;
var $auth_pass;
/**#@-*/
/*-------------------------------------------------------------------------*/
// Constructor
/*-------------------------------------------------------------------------*/
function class_file_management()
{
}
/*-------------------------------------------------------------------------*/
// Get file contents (accepts URL or path)
// file_get_contents() has caching issues
/*-------------------------------------------------------------------------*/
/**
* Get file contents (accepts URL or path)
*
* file_get_contents() has caching issues
* @return string File data
*/
function get_file_contents( $file_location, $http_user='', $http_pass='' )
{
//-------------------------------
// INIT
//-------------------------------
$contents = "";
$file_location = str_replace( '&', '&', $file_location );
//-----------------------------------------
// Inline user/pass?
//-----------------------------------------
if ( $http_user and $http_pass )
{
$this->auth_req = 1;
$this->auth_user = $http_user;
$this->auth_pass = $http_pass;
}
//-------------------------------
// Hello
//-------------------------------
if ( ! $file_location )
{
return FALSE;
}
if ( ! stristr( $file_location, 'http://' ) AND ! stristr( $file_location, 'https://' ) )
{
//-------------------------------
// It's a path!
//-------------------------------
if ( ! file_exists( $file_location ) )
{
$this->errors[] = "File '$file_location' does not exist, please check the path.";
return;
}
$contents = $this->get_contents_with_fopen( $file_location );
}
else
{
//-------------------------------
// Is URL - using GET?
//-------------------------------
if ( $this->use_sockets )
{
$contents = $this->get_contents_with_socket( $file_location );
}
else
{
$contents = $this->get_contents_with_fopen( $file_location );
}
}
return $contents;
}
/*-------------------------------------------------------------------------*/
// USE FOPEN TO GET TEXT
/*-------------------------------------------------------------------------*/
/**
* Get file contents (with PHP's fopen)
*
* @return string File data
*/
function get_contents_with_fopen( $file_location )
{
//-------------------------------
// INIT
//-------------------------------
$buffer = "";
@clearstatcache();
if ( $FILE = fopen( $file_location, "r") )
{
while ( ! feof( $FILE ) )
{
$buffer .= fgets($FILE, 4096);
}
fclose($FILE);
}
return $buffer;
}
/*-------------------------------------------------------------------------*/
// USE SOCKET TO GET TEXT
/*-------------------------------------------------------------------------*/
/**
* Get file contents (with sockets)
*
* @return string File data
*/
function get_contents_with_socket( $file_location )
{
//-------------------------------
// INIT
//-------------------------------
$data = null;
$fsocket_timeout = 10;
//-------------------------------
// Parse URL
//-------------------------------
$url_parts = parse_url($file_location);
if ( ! $url_parts['host'] )
{
$this->errors[] = "No host found in the URL '$file_location'!";
return FALSE;
}
//-------------------------------
// Finalize
//-------------------------------
$host = $url_parts['host'];
$port = ( isset($url_parts['port']) ) ? $url_parts['port'] : 80;
//-------------------------------
// Tidy up path
//-------------------------------
if ( !empty( $url_parts["path"] ) )
{
$path = $url_parts["path"];
}
else
{
$path = "/";
}
if ( !empty( $url_parts["query"] ) )
{
$path .= "?" . $url_parts["query"];
}
//-------------------------------
// Open connection
//-------------------------------
if ( ! $fp = @fsockopen( $host, $port, $errno, $errstr, $fsocket_timeout ) )
{
$this->errors[] = "Could not establish a connection with $host";
return FALSE;
}
else
{
$final_carriage = "";
if ( ! $this->auth_req )
{
$final_carriage = "\r\n";
}
if ( ! fputs( $fp, "GET $path HTTP/1.0\r\nHost:$host\r\nConnection: Keep-Alive\r\n{$final_carriage}" ) )
{
$this->errors[] = "Unable to send request to $host!";
return FALSE;
}
if ( $this->auth_req )
{
if ( $this->auth_user && $this->auth_pass )
{
$header = "Authorization: Basic ".base64_encode("{$this->auth_user}:{$this->auth_pass}")."\r\n\r\n";
if ( ! fputs( $fp, $header ) )
{
$this->errors[] = "Authorization Failed!";
return FALSE;
}
}
}
}
@stream_set_timeout($fp, $fsocket_timeout);
$status = @socket_get_status($fp);
while( ! feof($fp) && ! $status['timed_out'] )
{
$data .= fgets ($fp,8192);
$status = socket_get_status($fp);
}
fclose ($fp);
//-------------------------------
// Strip headers
//-------------------------------
// HTTP/1.1 ### ABCD
$this->http_status_code = substr( $data, 9, 3 );
$this->http_status_text = substr( $data, 13, ( strpos( $data, "\r\n" ) - 13 ) );
$tmp = split("\r\n\r\n", $data, 2);
$data = $tmp[1];
return $data;
}
/*-------------------------------------------------------------------------*/
// USE cURL TO GET TEXT
/*-------------------------------------------------------------------------*/
/**
* Get file contents (with cURL)
*
* @return string File data
*/
function get_contents_with_curl( $file_location )
{
if ( function_exists( 'curl_init' ) AND function_exists("curl_exec") )
{
$ch = curl_init( $file_location );
curl_setopt( $ch, CURLOPT_HEADER , 0);
curl_setopt( $ch, CURLOPT_TIMEOUT , 15 );
curl_setopt( $ch, CURLOPT_POST , 0 );
curl_setopt( $ch, CURLOPT_RETURNTRANSFER , 1 );
$data = curl_exec($ch);
curl_close($ch);
return $data ? $data : FALSE;
}
else
{
return FALSE;
}
}
/*-------------------------------------------------------------------------*/
// dir_copy_dir
//
// Copies to contents of a dir to a new dir, creating
// destination dir if needed.
//
/*-------------------------------------------------------------------------*/
function dir_copy_dir($from_path, $to_path, $mode = 0777)
{
$this->errors = "";
//-----------------------------------------
// Strip off trailing slashes...
//-----------------------------------------
$from_path = preg_replace( "#/$#", "", $from_path);
$to_path = preg_replace( "#/$#", "", $to_path);
if ( ! is_dir( $from_path ) )
{
$this->errors[] = "Could not locate directory '$from_path'";
return FALSE;
}
if ( ! is_dir( $to_path ) )
{
if ( ! @mkdir( $to_path, $mode ) )
{
$this->errors[] = "Could not create directory '$to_path' please check the CHMOD permissions and re-try";
return FALSE;
}
else
{
@chmod( $to_path, $mode );
}
}
if ( is_dir( $from_path ) )
{
$handle = opendir($from_path);
while ( ($file = readdir($handle)) !== false )
{
if ( ($file != ".") && ($file != "..") )
{
if ( is_dir( $from_path."/".$file ) )
{
$this->dir_copy_dir($from_path."/".$file, $to_path."/".$file);
}
if ( is_file( $from_path."/".$file ) )
{
copy($from_path."/".$file, $to_path."/".$file);
@chmod($to_path."/".$file, 0777);
}
}
}
closedir($handle);
}
if ( ! count( $this->errors ) )
{
return TRUE;
}
}
/*-------------------------------------------------------------------------*/
// dir_rm_dir
//
// Removes directories, if non empty, removes
// content and directories
/*-------------------------------------------------------------------------*/
function dir_rm_dir($file)
{
$errors = 0;
//-----------------------------------------
// Remove trailing slashes..
//-----------------------------------------
$file = preg_replace( "#/$#", "", $file );
if ( file_exists($file) )
{
//-----------------------------------------
// Attempt CHMOD
//-----------------------------------------
@chmod($file, 0777);
if ( is_dir($file) )
{
$handle = opendir($file);
while ( ($filename = readdir($handle)) !== false )
{
if ( ($filename != ".") && ($filename != "..") )
{
$this->dir_rm_dir($file."/".$filename);
}
}
closedir($handle);
if ( ! @rmdir($file) )
{
$errors++;
}
}
else
{
if ( ! @unlink($file) )
{
$errors++;
}
}
}
if ($errors == 0)
{
return TRUE;
}
else
{
return FALSE;
}
}
}
?>