false, 'status' => 'No URL provided'];
}
if (!filter_var($url, FILTER_VALIDATE_URL)) {
return ['reachable' => false, 'status' => 'Invalid URL format'];
}
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_NOBODY, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$error = curl_error($ch);
curl_close($ch);
if ($httpCode >= 200 && $httpCode < 400) {
return ['reachable' => true, 'status' => "URL is accessible (HTTP $httpCode)"];
} else {
return ['reachable' => false, 'status' => "URL is not accessible: " . ($error ? $error : "HTTP $httpCode")];
}
}
$urlReachability = [];
if (!empty($_GET['url'])) {
$urlReachability = checkUrlReachability($_GET['url']);
}
?>
" . htmlspecialchars($urlReachability['status']) . "";
}
?>
[
"method"=>"HEAD",
"header"=>"Authorization: Basic ".base64_encode("$username:$password"),
"ignore_errors"=>true
]];
$ctxCheck = stream_context_create($optsCheck);
@file_get_contents($url,false,$ctxCheck);
if (isset($http_response_header)) {
foreach($http_response_header as $line){
if (preg_match('#HTTP/\d+\.\d+\s+(\d+)#', $line, $m)){
$code = intval($m[1]);
if($code >= 200 && $code < 300){
$debug[] = "WebDAV upload canceled: '$remoteFile' already exists.";
return false;
}
break;
}
}
}
// 2. Upload
$data = file_get_contents($localFile);
$opts = ["http"=>[
"method"=>"PUT",
"header"=>"Authorization: Basic ".base64_encode("$username:$password")."\r\nContent-Length: ".strlen($data),
"content"=>$data,
"ignore_errors"=>true
]];
$ctx = stream_context_create($opts);
$res = @file_get_contents($url,false,$ctx);
if ($res === false) {
$debug[] = "WebDAV upload failed: Cannot reach server or unauthorized.";
return false;
}
if (isset($http_response_header) && is_array($http_response_header)) {
$statusLine = $http_response_header[0];
preg_match('#HTTP/\d+\.\d+\s+(\d+)#', $statusLine, $matches);
$code = isset($matches[1]) ? intval($matches[1]) : 0;
if ($code >= 200 && $code < 300) {
$debug[] = "WebDAV upload successful: $remoteFile (HTTP $code)";
return true;
} else {
$debug[] = "WebDAV upload failed: HTTP $code - " . $statusLine;
return false;
}
}
$debug[] = "WebDAV upload unknown result.";
return false;
}
function buildUrl($protocol,$server,$path) {
$scheme=($protocol==='webdav')?'https':$protocol;
return "$scheme://$server$path";
}
function listDirectory($protocol, $server, $username, $password, $path, &$debug) {
$files=[];
if ($protocol==='ftp') {
$conn=@ftp_connect($server);
if($conn&&@ftp_login($conn,$username,$password)){
ftp_pasv($conn,true);
if(@ftp_chdir($conn,$path)){
$raw=ftp_rawlist($conn,".");
foreach($raw as $line){
$parts=preg_split("/\s+/",$line,9);
if(count($parts)===9){
$files[]=['name'=>$parts[8],'type'=>$parts[0][0]==='d'?'dir':'file'];
}
}
}
ftp_close($conn);
}
} elseif($protocol==='sftp') {
$conn=@ssh2_connect($server);
if($conn&&@ssh2_auth_password($conn,$username,$password)){
$sftp=ssh2_sftp($conn);
$dh=@opendir("ssh2.sftp://$sftp$path");
if($dh){while(($f=readdir($dh))!==false){if($f==='.'||$f==='..')continue;$fp="ssh2.sftp://$sftp$path$f";$files[]=['name'=>$f,'type'=>is_dir($fp)?'dir':'file'];}closedir($dh);}
}
} elseif($protocol==='webdav') {
$url=buildUrl($protocol,$server,$path);
$opts=["http"=>["method"=>"PROPFIND","header"=>"Authorization: Basic ".base64_encode("$username:$password")."\r\nDepth: 1","content"=>""]];
$ctx=stream_context_create($opts);
$res=@file_get_contents($url,false,$ctx);
if($res!==false){preg_match_all('/(.*?)<\/d:href>/i',$res,$m);foreach($m[1] as $href){$nm=basename(parse_url($href,PHP_URL_PATH));if($nm&&$nm!==basename($path)){$files[]=['name'=>$nm,'type'=>(substr($href,-1)==='/')?'dir':'file'];}}}
}
return $files;
}
// ---------------- FORM VALUES -----------------
$username = getQuery('username');
$password = getQuery('password');
$server = getQuery('server');
$path = getQuery('path', '/');
$protocol = getQuery('protocol', 'ftp');
$uploadType = getQuery('upload_type', 'url');
$anonymous = getQuery('anonymous', '') ? true : false;
if ($anonymous) {
$username = 'anonymous';
$password = 'anonymous@domain.com';
}
$isDir = substr($path, -1) === '/';
$files = [];
$debug = [];
// ---------------- HANDLE UPLOAD -----------------
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
if ($uploadType==='file' && !empty($_FILES['upload_file']['tmp_name'])) {
$file = $_FILES['upload_file'];
$remoteFile = basename($file['name']);
$tmpFile = $file['tmp_name'];
if($protocol==='ftp') ftpUpload($server,$username,$password,$path,$tmpFile,$remoteFile,$debug);
elseif($protocol==='sftp') sftpUpload($server,$username,$password,$path,$tmpFile,$remoteFile,$debug);
elseif($protocol==='webdav') webdavUpload($server,$username,$password,$path,$tmpFile,$remoteFile,$debug);
} elseif($uploadType==='url' && !empty($_POST['upload_url'])) {
$urlFile = $_POST['upload_url'];
$remoteFile = basename(parse_url($urlFile, PHP_URL_PATH));
$tmpFile = tempnam(sys_get_temp_dir(), 'up');
if(file_put_contents($tmpFile, file_get_contents($urlFile))===false){
$debug[] = "Download from URL failed: $urlFile";
} else {
if($protocol==='ftp') ftpUpload($server,$username,$password,$path,$tmpFile,$remoteFile,$debug);
elseif($protocol==='sftp') sftpUpload($server,$username,$password,$path,$tmpFile,$remoteFile,$debug);
elseif($protocol==='webdav') webdavUpload($server,$username,$password,$path,$tmpFile,$remoteFile,$debug);
}
unlink($tmpFile);
}
if(!empty($debug)){
echo "";
foreach($debug as $d) echo htmlspecialchars($d) . "
";
echo "
";
}
}
// ----------------- HTML FORM ------------------
echo '
';
// ---------------- Directory listing -------------------
if ($server && $isDir) {
$files = listDirectory($protocol, $server, $username, $password, $path, $debug);
if ($path !== '/') {
$parent = rtrim($path, '/');
$parent = substr($parent, 0, strrpos($parent, '/') + 1);
echo '.. (Parent directory)
';
}
echo "";
foreach ($files as $file) {
$name = $file['name'];
$type = $file['type'];
$urlPath = $path . $name . ($type === 'dir' ? '/' : '');
echo '- ';
if ($type === 'dir') {
echo "📁 " . htmlspecialchars($name) . "";
} else {
$downloadUrl = "download.php?protocol=" . urlencode($protocol) .
"&server=" . urlencode($server) .
"&path=" . urlencode($urlPath) .
"&username=" . urlencode($username) .
"&password=" . urlencode($password) .
"&anonymous=" . ($anonymous?1:0);
$ext = strtolower(pathinfo($name, PATHINFO_EXTENSION));
if (in_array($ext, ['mp3','mp4','png','jpg','jpeg','gif'])) {
echo "📄 " . htmlspecialchars($name) . "";
} else {
echo "📄 " . htmlspecialchars($name) . "";
}
}
echo "
";
}
echo "
";
}
?>