files arent creating aswell as folder structures not generating - php

Question

im having trouble trying to get the file to upload. the aim is it to create a directory struction based on the work id, but its not creating the folder or uploading the file but it is returning that it has succeeded but also failed, ive spent the past few day trying to fix it but to no avail, can anyone see what is wrong with it or point me in the right direction
<?php
/**
* Handle file uploads via XMLHttpRequest
*/
class qqUploadedFileXhr {
/**
* Save the file to the specified path
* #return boolean TRUE on success
*/
function save($path) {
$input = fopen("php://input", "r");
$temp = tmpfile();
$realSize = stream_copy_to_stream($input, $temp);
fclose($input);
if ($realSize != $this->getSize()) {
return false;
}
$target = fopen($path, "w");
fseek($temp, 0, SEEK_SET);
stream_copy_to_stream($temp, $target);
fclose($target);
return true;
}
function getName() {
return $_GET['qqfile'];
}
function getSize() {
if (isset($_SERVER["CONTENT_LENGTH"])) {
return (int) $_SERVER["CONTENT_LENGTH"];
} else {
throw new Exception('Getting content length is not supported.');
}
}
}
/**
* Handle file uploads via regular form post (uses the $_FILES array)
*/
class qqUploadedFileForm {
/**
* Save the file to the specified path
* #return boolean TRUE on success
*/
function save($path) {
if (!move_uploaded_file($_FILES['qqfile']['tmp_name'], $path)) {
return false;
}
return true;
}
function getName() {
return $_FILES['qqfile']['name'];
}
function getSize() {
return $_FILES['qqfile']['size'];
}
}
class qqFileUploader {
private $allowedExtensions = array();
private $sizeLimit = 10485760;
private $file;
function __construct(array $allowedExtensions = array(), $sizeLimit = 10485760) {
$allowedExtensions = array_map("strtolower", $allowedExtensions);
$this->allowedExtensions = $allowedExtensions;
$this->sizeLimit = $sizeLimit;
$this->checkServerSettings();
if (isset($_GET['qqfile'])) {
$this->file = new qqUploadedFileXhr();
} elseif (isset($_FILES['qqfile'])) {
$this->file = new qqUploadedFileForm();
} else {
$this->file = false;
}
}
private function checkServerSettings() {
$postSize = $this->toBytes(ini_get('post_max_size'));
$uploadSize = $this->toBytes(ini_get('upload_max_filesize'));
if ($postSize < $this->sizeLimit || $uploadSize < $this->sizeLimit) {
$size = max(1, $this->sizeLimit / 1024 / 1024) . 'M';
die("{'error':'increase post_max_size and upload_max_filesize to $size'}");
}
}
private function toBytes($str) {
$val = trim($str);
$last = strtolower($str[strlen($str) - 1]);
switch ($last) {
case 'g': $val *= 1024;
case 'm': $val *= 1024;
case 'k': $val *= 1024;
}
return $val;
}
/**
* Returns array('success'=>true) or array('error'=>'error message')
*/
function handleUpload($uploadDirectory, $replaceOldFile = FALSE) {
if (!is_writable($uploadDirectory)) {
return array('error' => "Server error. Upload directory isn't writable.");
}
if (!$this->file) {
return array('error' => 'No files were uploaded.');
}
$size = $this->file->getSize();
if ($size == 0) {
return array('error' => 'File is empty');
}
if ($size > $this->sizeLimit) {
return array('error' => 'File is too large');
}
$pathinfo = pathinfo($this->file->getName());
$filename = $pathinfo['filename'];
//$filename = md5(uniqid());
$ext = $pathinfo['extension'];
if ($this->allowedExtensions && !in_array(strtolower($ext), $this->allowedExtensions)) {
$these = implode(', ', $this->allowedExtensions);
return array('error' => 'File has an invalid extension, it should be one of ' . $these . '.');
}
if (!$replaceOldFile) {
/// don't overwrite previous files that were uploaded
while (file_exists($uploadDirectory . $filename . '.' . $ext)) {
$filename .= rand(10, 99);
}
}
if ($this->file->save($uploadDirectory . $filename . '.' . $ext)) {
return array('success' => true);
} else {
return array('error' => 'Could not save uploaded file.' .
'The upload was cancelled, or server error encountered');
}
}
}
// list of valid extensions, ex. array("jpeg", "xml", "bmp")
$allowedExtensions = array();
// max file size in bytes
$sizeLimit = 10 * 1024 * 1024;
$uploader = new qqFileUploader($allowedExtensions, $sizeLimit);
//creates new folder if needed
$jid = $_GET['jobId'];
$fileType = $_GET['imgType'];
$dir = '\\JobData\\' . $jid . '\\' . $fileType . '\\' . '/n';
echo $dir;
//checks if directory exists if not creates it.
if (is_dir($dir)) {
$result = $uploader->handleUpload($dir);
} else {
if(!mkdir($dir,0,true))
{
die('Failed to create folders');
}
$result = $uploader->handleUpload($dir);
}
// to pass data through iframe you will need to encode all html tags
echo htmlspecialchars(json_encode($result), ENT_NOQUOTES);
?>