<?php
/*
* @package MiwoFTP
* @copyright Copyright (C) 2009-2014 Miwisoft, LLC. All rights reserved.
* @license GNU General Public License version 2 or later
*
*/
// no direct access
defined('ABSPATH') or die('MIWI');
//------------------------------------------------------------------------------
// THESE ARE NUMEROUS HELPER FUNCTIONS FOR THE OTHER INCLUDE FILES
//------------------------------------------------------------------------------
function make_link($_action,$_dir,$_item=NULL,$_order=NULL,$_srt=NULL,$_lang=NULL) {
// make link to next page
if($_action=="" || $_action==NULL) $_action="list";
if($_dir=="") $_dir=NULL;
if($_item=="") $_item=NULL;
if($_order==NULL) $_order=$GLOBALS["order"];
if($_srt==NULL) $_srt=$GLOBALS["srt"];
if($_lang==NULL) $_lang=(isset($GLOBALS["lang"])?$GLOBALS["lang"]:NULL);
$link=$GLOBALS["script_name"]."?page=miwoftp&option=com_miwoftp&action=".$_action;
/*Detect if the site has SSL enabled and switch all links to https --- Added by Shane Gadsby <shane.gadsby@usq.edu.au> || https://github.com/schme16*/
if (force_ssl_admin()) {
$link = str_replace("http://", "https://", $link, $temp = 1);
}
if($_dir!=NULL) $link.="&dir=".urlencode($_dir);
if($_item!=NULL) $link.="&item=".urlencode($_item);
if($_order!=NULL) $link.="&order=".$_order;
if($_srt!=NULL) $link.="&srt=".$_srt;
if($_lang!=NULL) $link.="&lang=".$_lang;
return $link;
}
//------------------------------------------------------------------------------
function get_abs_dir($dir) { // get absolute path
$abs_dir=$GLOBALS["home_dir"];
if($dir!="") $abs_dir.="/".$dir;
return $abs_dir;
}
//------------------------------------------------------------------------------
function get_abs_item($dir, $item) { // get absolute file+path
return get_abs_dir($dir)."/".$item;
}
//------------------------------------------------------------------------------
function get_rel_item($dir,$item) { // get file relative from home
if($dir!="") return $dir."/".$item;
else return $item;
}
//------------------------------------------------------------------------------
function get_is_file($dir, $item) { // can this file be edited?
return @is_file(get_abs_item($dir,$item));
}
//------------------------------------------------------------------------------
function get_is_dir($dir, $item) { // is this a directory?
return @is_dir(get_abs_item($dir,$item));
}
//------------------------------------------------------------------------------
function parse_file_type($dir,$item) { // parsed file type (d / l / -)
$abs_item = get_abs_item($dir, $item);
if(@is_dir($abs_item)) return "d";
if(@is_link($abs_item)) return "l";
return "-";
}
//------------------------------------------------------------------------------
function get_file_perms($dir,$item) { // file permissions
return @decoct(@fileperms(get_abs_item($dir,$item)) & 0777);
}
//------------------------------------------------------------------------------
function parse_file_perms($mode) { // parsed file permisions
if(strlen($mode)<3) return "---------";
$parsed_mode="";
for($i=0;$i<3;$i++) {
// read
if(($mode{$i} & 04)) $parsed_mode .= "r";
else $parsed_mode .= "-";
// write
if(($mode{$i} & 02)) $parsed_mode .= "w";
else $parsed_mode .= "-";
// execute
if(($mode{$i} & 01)) $parsed_mode .= "x";
else $parsed_mode .= "-";
}
return $parsed_mode;
}
//------------------------------------------------------------------------------
function get_file_size($dir, $item) { // file size
return @filesize(get_abs_item($dir, $item));
}
//------------------------------------------------------------------------------
function parse_file_size($size) { // parsed file size
if($size >= 1073741824) {
$size = round($size / 1073741824 * 100) / 100 . " GB";
} elseif($size >= 1048576) {
$size = round($size / 1048576 * 100) / 100 . " MB";
} elseif($size >= 1024) {
$size = round($size / 1024 * 100) / 100 . " KB";
} else $size = $size . " Bytes";
if($size==0) $size="-";
return $size;
}
//------------------------------------------------------------------------------
function get_file_date($dir, $item) { // file date
return @filemtime(get_abs_item($dir, $item));
}
//------------------------------------------------------------------------------
function parse_file_date($date) { // parsed file date
return @date($GLOBALS["date_fmt"],$date);
}
//------------------------------------------------------------------------------
function get_is_image($dir, $item) { // is this file an image?
if(!get_is_file($dir, $item)) return false;
return preg_match('/'.$GLOBALS["images_ext"].'/i', $item);
}
//-----------------------------------------------------------------------------
function get_is_editable($dir, $item) { // is this file editable?
if(!get_is_file($dir, $item)) return false;
foreach($GLOBALS["editable_ext"] as $pat) if(preg_match('/'.$pat.'/i', $item)) return true;
return false;
}
//-----------------------------------------------------------------------------
function get_is_unzipable($dir, $item) { // is this file editable?
if(!get_is_file($dir, $item)) return false;
foreach($GLOBALS["unzipable_ext"] as $pat) if(preg_match('/'.$pat.'/i', $item)) return true;
return false;
}
//-----------------------------------------------------------------------------
function get_mime_type($dir, $item, $query) { // get file's mimetype
if(get_is_dir($dir, $item)) { // directory
$mime_type = $GLOBALS["super_mimes"]["dir"][0];
$image = $GLOBALS["super_mimes"]["dir"][1];
if($query=="img") return $image;
else return $mime_type;
}
// mime_type
foreach($GLOBALS["used_mime_types"] as $mime) {
list($desc,$img,$ext,$type) = $mime;
if(preg_match('/'.$ext.'/i', $item)) {
$mime_type = $desc;
$image = $img;
if($query=="img"){ return $image;}
else if($query=="ext"){ return $type;}
else return $mime_type;
}
}
if((function_exists("is_executable") &&
@is_executable(get_abs_item($dir,$item))) ||
preg_match('/'.$GLOBALS["super_mimes"]["exe"][2].'/i', $item))
{ // executable
$mime_type = $GLOBALS["super_mimes"]["exe"][0];
$image = $GLOBALS["super_mimes"]["exe"][1];
} else { // unknown file
$mime_type = $GLOBALS["super_mimes"]["file"][0];
$image = $GLOBALS["super_mimes"]["file"][1];
}
if($query=="img") return $image;
else return $mime_type;
}
//------------------------------------------------------------------------------
function get_show_item($dir, $item) { // show this file?
if($item == "." || $item == ".." ||
(substr($item,0,1)=="." && $GLOBALS["show_hidden"]==false)) return false;
if($GLOBALS["no_access"]!="" && preg_match('/'.$GLOBALS["no_access"].'/i', $item)) return false;
if($GLOBALS["show_hidden"]==false) {
$dirs=explode("/",$dir);
foreach($dirs as $i) if(substr($i,0,1)==".") return false;
}
return true;
}
//------------------------------------------------------------------------------
/*function copy_dir($source,$dest) { // copy dir
$ok = true;
if(!@mkdir($dest,0777)) return false;
if(($handle=@opendir($source))===false) show_error(basename($source).": ".$GLOBALS["error_msg"]["opendir"]);
while(($file=readdir($handle))!==false) {
if(($file==".." || $file==".")) continue;
$new_source = $source."/".$file;
$new_dest = $dest."/".$file;
if(@is_dir($new_source)) {
$ok=copy_dir($new_source,$new_dest);
} else {
$ok=@copy($new_source,$new_dest);
}
}
closedir($handle);
return $ok;
}*/
//------------------------------------------------------------------------------
function remove($item) { // remove file / dir
$ok = true;
if(@is_link($item) || @is_file($item)) $ok=@unlink($item);
elseif(@is_dir($item)) {
if(($handle=@opendir($item))===false) show_error(basename($item).": ".$GLOBALS["error_msg"]["opendir"]);
while(($file=readdir($handle))!==false) {
if(($file==".." || $file==".")) continue;
$new_item = $item."/".$file;
if(!@file_exists($new_item)) show_error(basename($item).": ".$GLOBALS["error_msg"]["readdir"]);
//if(!get_show_item($item, $new_item)) continue;
if(@is_dir($new_item)) {
$ok=remove($new_item);
} else {
$ok=@unlink($new_item);
}
}
closedir($handle);
$ok=@rmdir($item);
}
return $ok;
}
//------------------------------------------------------------------------------
function get_max_file_size() { // get php max_upload_file_size
$max = get_cfg_var("upload_max_filesize");
if(preg_match("/G$/i",$max)) {
$max = substr($max,0,-1);
$max = round($max*1073741824);
} elseif(preg_match("/M$/i",$max)) {
$max = substr($max,0,-1);
$max = round($max*1048576);
} elseif(preg_match("/K$/i",$max)) {
$max = substr($max,0,-1);
$max = round($max*1024);
}
return $max;
}
//------------------------------------------------------------------------------
function down_home($abs_dir) { // dir deeper than home?
$real_home = @realpath($GLOBALS["home_dir"]);
$real_dir = @realpath($abs_dir);
if($real_home===false || $real_dir===false) {
if(preg_match("/\\.\\./i",$abs_dir)) return false;
} else if(strcmp($real_home,@substr($real_dir, 0, strlen($real_home)))) {
return false;
}
return true;
}
//------------------------------------------------------------------------------
function id_browser() {
$u_agent = $_SERVER['HTTP_USER_AGENT'];
$u_browser = '';
if (preg_match('/MSIE/i', $u_agent)) {
$u_browser = "IE";
}
elseif (preg_match('/Firefox/i', $u_agent)) {
$u_browser = "MOZILLA";
}
elseif (preg_match('/Opera/i', $u_agent)) {
$u_browser = "OPERA";
}
elseif (preg_match('/OmniWeb/i', $u_agent)) {
$u_browser = "OMNIWEB";
}
elseif (preg_match('/Konqueror/i', $u_agent)) {
$u_browser = "KONQUEROR";
} else {
$u_browser = 'OTHER';
}
return $u_browser;
}
//------------------------------------------------------------------------------
?>
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