628 lines
22 KiB
PHP
628 lines
22 KiB
PHP
<?php
|
|
/*
|
|
* jQuery File Upload Plugin PHP Class 6.4.2
|
|
* https://github.com/blueimp/jQuery-File-Upload
|
|
*
|
|
* Copyright 2010, Sebastian Tschan
|
|
* https://blueimp.net
|
|
*
|
|
* Licensed under the MIT license:
|
|
* http://www.opensource.org/licenses/MIT
|
|
*/
|
|
error_reporting(E_ERROR);
|
|
class UploadHandler
|
|
{
|
|
protected $options;
|
|
// PHP File Upload error message codes:
|
|
// http://php.net/manual/en/features.file-upload.errors.php
|
|
protected $error_messages = array(
|
|
1 => 'The uploaded file exceeds the upload_max_filesize directive in php.ini',
|
|
2 => 'The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form',
|
|
3 => 'The uploaded file was only partially uploaded',
|
|
4 => 'No file was uploaded',
|
|
6 => 'Missing a temporary folder',
|
|
7 => 'Failed to write file to disk',
|
|
8 => 'A PHP extension stopped the file upload',
|
|
9 =>'no_privilege',
|
|
10=>'inadequate_capacity_space',
|
|
'post_max_size' => 'The uploaded file exceeds the post_max_size directive in php.ini',
|
|
'max_file_size' => 'File is too big',
|
|
'min_file_size' => 'File is too small',
|
|
'accept_file_types' => 'Filetype not allowed',
|
|
'accept_file_names' => 'FileName not formated',
|
|
);
|
|
|
|
function __construct($options = null, $initialize = true, $error_messages = null) {
|
|
$this->options = array(
|
|
'script_url' => $this->get_full_url().'/',
|
|
|
|
'mkdir_mode' => 0755,
|
|
'param_name' => 'files',
|
|
// Set the following option to 'POST', if your server does not support
|
|
// DELETE requests. This is a parameter sent to the client:
|
|
'access_control_allow_origin' => '*',
|
|
'access_control_allow_credentials' => false,
|
|
'access_control_allow_methods' => array(
|
|
'OPTIONS',
|
|
'HEAD',
|
|
'GET',
|
|
'POST',
|
|
'PUT',
|
|
'PATCH',
|
|
'DELETE'
|
|
),
|
|
'access_control_allow_headers' => array(
|
|
'Content-Type',
|
|
'Content-Range',
|
|
'Content-Disposition'
|
|
),
|
|
// Enable to provide file downloads via GET requests to the PHP script:
|
|
// Defines which files (based on their names) are accepted for upload:
|
|
'accept_file_types' => '/.+$/i',
|
|
'accept_file_names' => '/.+$/i',
|
|
'notallow_file_type'=>'',
|
|
// The php.ini settings upload_max_filesize and post_max_size
|
|
// take precedence over the following max_file_size setting:
|
|
'max_file_size' => null,
|
|
'min_file_size' => 0,
|
|
// Set the following option to false to enable resumable uploads:
|
|
'discard_aborted_uploads' => true,
|
|
|
|
);
|
|
if ($options) {
|
|
$this->options = array_merge($this->options, $options);
|
|
}
|
|
|
|
if ($error_messages) {
|
|
$this->error_messages = array_merge($this->error_messages, $error_messages);
|
|
}
|
|
if ($initialize) {
|
|
$this->initialize();
|
|
}
|
|
}
|
|
|
|
protected function initialize() {
|
|
|
|
switch ($this->get_server_var('REQUEST_METHOD')) {
|
|
case 'OPTIONS':
|
|
case 'HEAD':
|
|
$this->head();
|
|
break;
|
|
case 'GET':
|
|
$this->post();
|
|
break;
|
|
case 'PATCH':
|
|
case 'PUT':
|
|
case 'POST':
|
|
$this->post();
|
|
break;
|
|
case 'DELETE':
|
|
$this->delete();
|
|
break;
|
|
default:
|
|
$this->header('HTTP/1.1 405 Method Not Allowed');
|
|
}
|
|
}
|
|
|
|
protected function get_full_url() {
|
|
$https = !empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off';
|
|
return
|
|
($https ? 'https://' : 'http://').
|
|
(!empty($_SERVER['REMOTE_USER']) ? $_SERVER['REMOTE_USER'].'@' : '').
|
|
(isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : ($_SERVER['SERVER_NAME'].
|
|
($https && $_SERVER['SERVER_PORT'] === 443 ||
|
|
$_SERVER['SERVER_PORT'] === 80 ? '' : ':'.$_SERVER['SERVER_PORT']))).
|
|
substr($_SERVER['SCRIPT_NAME'],0, strrpos($_SERVER['SCRIPT_NAME'], '/'));
|
|
}
|
|
|
|
protected function get_user_id() {
|
|
global $_G;
|
|
return $_G['uid'];
|
|
}
|
|
|
|
|
|
protected function get_upload_path($file_name = null, $version = null) {
|
|
$file_name = $file_name ? $file_name : '';
|
|
$version_path = empty($version) ? '' : $version.'/';
|
|
return $this->options['upload_dir']
|
|
.$version_path.$file_name;
|
|
}
|
|
|
|
|
|
protected function get_query_separator($url) {
|
|
return strpos($url, '?') === false ? '?' : '&';
|
|
}
|
|
|
|
|
|
|
|
// Fix for overflowing signed 32 bit integers,
|
|
// works for sizes up to 2^32-1 bytes (4 GiB - 1):
|
|
protected function fix_integer_overflow($size) {
|
|
if ($size < 0) {
|
|
$size += 2.0 * (PHP_INT_MAX + 1);
|
|
}
|
|
|
|
return $size;
|
|
}
|
|
|
|
protected function get_file_size($file_path, $clear_stat_cache = false) {
|
|
if ($clear_stat_cache) {
|
|
clearstatcache(true, $file_path);
|
|
}
|
|
//exit($file_path.'_dddddd='.filesize($file_path));
|
|
return $this->fix_integer_overflow(filesize($file_path));
|
|
|
|
}
|
|
|
|
protected function get_error_message($error) {
|
|
return array_key_exists($error, $this->error_messages) ?
|
|
$this->error_messages[$error] : $error;
|
|
}
|
|
|
|
function get_config_bytes($val) {
|
|
$val = trim($val);
|
|
$last = strtolower($val[strlen($val)-1]);
|
|
switch($last) {
|
|
case 'g':
|
|
$val *= 1024;
|
|
case 'm':
|
|
$val *= 1024;
|
|
case 'k':
|
|
$val *= 1024;
|
|
}
|
|
return $this->fix_integer_overflow($val);
|
|
}
|
|
|
|
protected function validate($uploaded_file,$file, $error,$content_range) {
|
|
|
|
if(strpos($error,'multipart')!==false){
|
|
$file->name=lang('loadError');
|
|
$file->error = $this->get_error_message('post_max_size');
|
|
return false;
|
|
}
|
|
|
|
|
|
if ($error) {
|
|
$file->error = $this->get_error_message($error);
|
|
return false;
|
|
}
|
|
|
|
/*$pfid=getFidByContainer($this->get_container());
|
|
if(!$content_range && !perm_check::checkperm_Container($pfid,'upload')){
|
|
$file->error = $this->get_error_message(9);
|
|
return false;
|
|
}*/
|
|
/*$gid=getGidByContainer($this->get_container());
|
|
if(!$content_range && !SpaceSize($size,$gid)){
|
|
$file->error = $this->get_error_message(10);
|
|
return false;
|
|
}*/
|
|
|
|
$content_length = $this->fix_integer_overflow(intval(
|
|
$this->get_server_var('CONTENT_LENGTH')
|
|
));
|
|
$post_max_size = $this->get_config_bytes(ini_get('post_max_size'));
|
|
if ($post_max_size && ($content_length > $post_max_size)) {
|
|
$file->error = $this->get_error_message('post_max_size');
|
|
return false;
|
|
}
|
|
|
|
if (!$this->isToCloud() && !preg_match($this->options['accept_file_types'], $file->name)) {
|
|
$file->error = $this->get_error_message('accept_file_types');
|
|
return false;
|
|
}
|
|
|
|
if(preg_match($this->options['notallow_file_type'],$file->name)){
|
|
$file->error = $this->get_error_message('accept_file_types');
|
|
return false;
|
|
}
|
|
if (!preg_match($this->options['accept_file_names'], $file->name)) {
|
|
$file->error = $this->get_error_message('accept_file_names');
|
|
return false;
|
|
}
|
|
|
|
if(is_array($content_range)){
|
|
$file_size=$this->fix_integer_overflow(intval($content_range[3]));
|
|
}else{
|
|
if ($uploaded_file && is_uploaded_file($uploaded_file)) {
|
|
$file_size = $this->get_file_size($uploaded_file);
|
|
} else {
|
|
$file_size = $content_length;
|
|
}
|
|
}
|
|
|
|
if (!$this->isToCloud() && $this->options['max_file_size'] && (
|
|
$file_size > $this->options['max_file_size'] ||
|
|
$file->size > $this->options['max_file_size'])
|
|
) {
|
|
$file->error = $this->get_error_message('max_file_size');
|
|
return false;
|
|
}
|
|
if ($this->options['min_file_size'] &&
|
|
$file_size < $this->options['min_file_size']) {
|
|
$file->error = $this->get_error_message('min_file_size');
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
protected function upcount_name_callback($matches) {
|
|
$index = isset($matches[1]) ? intval($matches[1]) + 1 : 1;
|
|
$ext = isset($matches[2]) ? $matches[2] : '';
|
|
return ' ('.$index.')'.$ext;
|
|
}
|
|
|
|
protected function upcount_name($name) {
|
|
return preg_replace_callback(
|
|
'/(?:(?: \(([\d]+)\))?(\.[^.]+))?$/',
|
|
array($this, 'upcount_name_callback'),
|
|
$name,
|
|
1
|
|
);
|
|
}
|
|
|
|
protected function get_unique_filename($name, $type, $index, $content_range) {
|
|
while(is_dir($this->get_upload_path($name))) {
|
|
$name = $this->upcount_name($name);
|
|
}
|
|
// Keep an existing filename if this is part of a chunked upload:
|
|
$uploaded_bytes = $this->fix_integer_overflow(intval($content_range[1]));
|
|
while(is_file($this->get_upload_path($name))) {
|
|
if ($uploaded_bytes === $this->get_file_size(
|
|
$this->get_upload_path($name))) {
|
|
break;
|
|
}
|
|
$name = $this->upcount_name($name);
|
|
}
|
|
return $name;
|
|
}
|
|
|
|
protected function trim_file_name($name, $type, $index, $content_range) {
|
|
// Remove path information and dots around the filename, to prevent uploading
|
|
// into different directories or replacing hidden system files.
|
|
// Also remove control characters and spaces (\x00..\x20) around the filename:
|
|
$name = trim(basename(stripslashes($name)), ".\x00..\x20");
|
|
// Use a timestamp for empty filenames:
|
|
if (!$name) {
|
|
$name = str_replace('.', '-', microtime(true));
|
|
}
|
|
// Add missing file extension for known image types:
|
|
if (strpos($name, '.') === false &&
|
|
preg_match('/^image\/(gif|jpe?g|png)/', $type, $matches)) {
|
|
$name .= '.'.$matches[1];
|
|
}
|
|
return $name;
|
|
}
|
|
|
|
protected function get_file_name($name, $type, $index, $content_range) {
|
|
return $this->get_unique_filename(
|
|
$this->trim_file_name($name, $type, $index, $content_range),
|
|
$type,
|
|
$index,
|
|
$content_range
|
|
);
|
|
}
|
|
|
|
protected function handle_form_data($file, $index) {
|
|
// Handle form data, e.g. $_REQUEST['description'][$index]
|
|
}
|
|
|
|
|
|
protected function get_container(){
|
|
global $_GET;
|
|
return trim($_GET['container']);
|
|
}
|
|
protected function isToCloud(){
|
|
$container=self::get_container();
|
|
$path=str_replace(array('icosContainer_folder_','icosContainer_body_'),'',$container);
|
|
if(is_numeric($path)){
|
|
return false;
|
|
}else{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
protected function handle_file_upload($uploaded_file, $name, $size, $relativePath, $type, $error,
|
|
$index = null, $content_range = null,$bz='',$container,$pfid) {
|
|
$file = new stdClass();
|
|
$name=rawurldecode($name);
|
|
$relativePath=rawurldecode($relativePath);
|
|
$file->name = $name;//$this->get_file_name($name, $type, $index, $content_range);
|
|
$file->size =$this->fix_integer_overflow(intval($size));
|
|
|
|
$file->type = $type;
|
|
$file->relativePath = $relativePath;
|
|
|
|
if ($this->validate($uploaded_file, $file, $error,$content_range)) {
|
|
$this->handle_form_data($file, $index);
|
|
$upload_dir = $this->get_upload_path();
|
|
if (!is_dir($upload_dir)) {
|
|
mkdir($upload_dir, $this->options['mkdir_mode'], true);
|
|
}
|
|
$filepath = $this->get_upload_path(md5($relativePath.$name).microtime(true));
|
|
//$append_file = $content_range && is_file($file_path) &&
|
|
// $file->size > $this->get_file_size($file_path);
|
|
|
|
|
|
if($uploaded_file && is_uploaded_file($uploaded_file)) {
|
|
// multipart/formdata uploads (POST method uploads)
|
|
/* if ($append_file) {
|
|
file_put_contents(
|
|
$file_path,
|
|
fopen($uploaded_file, 'r'),
|
|
FILE_APPEND
|
|
);
|
|
|
|
} else {*/
|
|
if(@move_uploaded_file($uploaded_file, $filepath)){
|
|
clearstatcache();
|
|
$filesize=$this->get_file_size($filepath);
|
|
|
|
}else{
|
|
$file->error=lang('move_file_error').$filepath.lang('jurisdiction');
|
|
@unlink($filepath);
|
|
return $file;
|
|
}
|
|
//}
|
|
//$filepath= $uploaded_file;
|
|
|
|
} else {
|
|
// Non-multipart uploads (PUT method support)
|
|
/* file_put_contents(
|
|
$file_path,
|
|
fopen('php://input', 'r'),
|
|
$append_file ? FILE_APPEND : 0
|
|
);*/
|
|
$filepath='php://input';
|
|
$filesize=$size;
|
|
}
|
|
//exit($filesize.'==='.$size);
|
|
if( $filesize!=$size ){
|
|
$file->error=lang('access_file_size_error');
|
|
@unlink($filepath);
|
|
return $file;
|
|
}
|
|
$file->size=is_array($content_range)?($content_range[1]+$filesize):$filesize;
|
|
|
|
$path=str_replace(array('icosContainer_folder_','icosContainer_body_'),'',$container);
|
|
/*if(is_numeric($path)){ //传到本地时
|
|
//判断权限
|
|
if(!perm_check::checkperm_Container($path,'upload') ) {
|
|
$file->error =lang('no_upload_permissions');
|
|
@unlink($filepath);
|
|
return $file;
|
|
}
|
|
|
|
//判断空间大小
|
|
$gid=DB::result_first("select gid from ".DB::table('folder')." where fid='{$path}'");
|
|
if(!SpaceSize($file->size,$gid)){
|
|
$file->error = lang('inadequate_capacity_space');
|
|
@unlink($filepath);
|
|
return $file;
|
|
}
|
|
}*/
|
|
try{
|
|
|
|
if($return=IO::uploadStream($filepath,$name,$container,$pfid,$relativePath,$content_range)){
|
|
if(isset($return['error'])){
|
|
$file->error = $return['error'];
|
|
}elseif(is_array($return)){
|
|
$file->data = $return;
|
|
}
|
|
}else{
|
|
$file->error ='upload failure';
|
|
}
|
|
}catch(Exception $e){
|
|
|
|
$file->error =$e->getMessage();
|
|
}
|
|
}
|
|
@unlink($filepath);
|
|
return $file;
|
|
}
|
|
|
|
protected function readfile($file_path) {
|
|
return readfile($file_path);
|
|
}
|
|
|
|
protected function body($str) {
|
|
echo $str;
|
|
}
|
|
|
|
protected function header($str) {
|
|
header($str);
|
|
}
|
|
|
|
protected function get_server_var($id) {
|
|
return isset($_SERVER[$id]) ? $_SERVER[$id] : '';
|
|
}
|
|
|
|
protected function generate_response($content, $print_response = true) {
|
|
if ($print_response) {
|
|
$json = json_encode($content);
|
|
$redirect = isset($_REQUEST['redirect']) ?
|
|
stripslashes($_REQUEST['redirect']) : null;
|
|
if ($redirect) {
|
|
$this->header('Location: '.sprintf($redirect, rawurlencode($json)));
|
|
return;
|
|
}
|
|
$this->head();
|
|
if ($this->get_server_var('HTTP_CONTENT_RANGE')) {
|
|
$files = isset($content[$this->options['param_name']]) ?
|
|
$content[$this->options['param_name']] : null;
|
|
if ($files && is_array($files) && is_object($files[0]) && $files[0]->size) {
|
|
$this->header('Range: 0-'.(
|
|
$files[0]->size-1
|
|
));
|
|
}
|
|
}
|
|
$this->body($json);
|
|
}
|
|
|
|
return $content;
|
|
}
|
|
|
|
protected function get_version_param() {
|
|
return isset($_GET['version']) ? basename(stripslashes($_GET['version'])) : null;
|
|
}
|
|
|
|
protected function get_file_name_param() {
|
|
return isset($_GET['file']) ? basename(stripslashes($_GET['file'])) : null;
|
|
}
|
|
|
|
protected function get_file_type($file_path) {
|
|
switch (strtolower(pathinfo($file_path, PATHINFO_EXTENSION))) {
|
|
case 'jpeg':
|
|
case 'jpg':
|
|
return 'image/jpeg';
|
|
case 'png':
|
|
return 'image/png';
|
|
case 'gif':
|
|
return 'image/gif';
|
|
default:
|
|
return '';
|
|
}
|
|
}
|
|
|
|
|
|
protected function send_content_type_header() {
|
|
$this->header('Vary: Accept');
|
|
if (strpos($this->get_server_var('HTTP_ACCEPT'), 'application/json') !== false) {
|
|
$this->header('Content-type: application/json');
|
|
} else {
|
|
$this->header('Content-type: text/plain');
|
|
}
|
|
}
|
|
|
|
protected function send_access_control_headers() {
|
|
$this->header('Access-Control-Allow-Origin: '.$this->options['access_control_allow_origin']);
|
|
$this->header('Access-Control-Allow-Credentials: '
|
|
.($this->options['access_control_allow_credentials'] ? 'true' : 'false'));
|
|
$this->header('Access-Control-Allow-Methods: '
|
|
.implode(', ', $this->options['access_control_allow_methods']));
|
|
$this->header('Access-Control-Allow-Headers: '
|
|
.implode(', ', $this->options['access_control_allow_headers']));
|
|
}
|
|
|
|
public function head() {
|
|
$this->header('Pragma: no-cache');
|
|
$this->header('Cache-Control: no-store, no-cache, must-revalidate');
|
|
$this->header('Content-Disposition: inline; filename="files.json"');
|
|
// Prevent Internet Explorer from MIME-sniffing the content-type:
|
|
$this->header('X-Content-Type-Options: nosniff');
|
|
if ($this->options['access_control_allow_origin']) {
|
|
$this->send_access_control_headers();
|
|
}
|
|
$this->send_content_type_header();
|
|
}
|
|
|
|
public function get($print_response = true) {
|
|
if ($print_response && isset($_GET['download'])) {
|
|
return $this->download();
|
|
}
|
|
$file_name = $this->get_file_name_param();
|
|
if ($file_name) {
|
|
$response = array(
|
|
substr($this->options['param_name'], 0, -1) => $this->get_file_object($file_name)
|
|
);
|
|
} else {
|
|
$response = array(
|
|
$this->options['param_name'] => $this->get_file_objects()
|
|
);
|
|
}
|
|
return $this->generate_response($response, $print_response);
|
|
}
|
|
|
|
public function post($print_response = true) {
|
|
if (isset($_REQUEST['_method']) && $_REQUEST['_method'] === 'DELETE') {
|
|
return $this->delete($print_response);
|
|
}
|
|
|
|
$upload = isset($_FILES[$this->options['param_name']]) ?
|
|
$_FILES[$this->options['param_name']] : null;
|
|
// Parse the Content-Disposition header, if available:
|
|
|
|
$file_name = $this->get_server_var('HTTP_CONTENT_DISPOSITION') ?
|
|
rawurldecode(preg_replace(
|
|
'/(^[^"]+")|("$)/',
|
|
'',
|
|
$this->get_server_var('HTTP_CONTENT_DISPOSITION')
|
|
)) : null;
|
|
// Parse the Content-Range header, which has the following form:
|
|
// Content-Range: bytes 0-524287/2000000
|
|
|
|
$content_range = $this->get_server_var('HTTP_CONTENT_RANGE') ?
|
|
preg_split('/[^0-9]+/', $this->get_server_var('HTTP_CONTENT_RANGE')) : null;
|
|
$size = $content_range ? $content_range[3] : null;
|
|
if($content_range && isset($_GET['chunckSize'])){
|
|
$content_range[]=intval($_GET['chunckSize']);
|
|
}
|
|
$files = array();
|
|
if ($upload && is_array($upload['tmp_name'])) {
|
|
// param_name is an array identifier like "files[]",
|
|
// $_FILES is a multi-dimensional array:
|
|
foreach ($upload['tmp_name'] as $index => $value) {
|
|
|
|
$files[] = $this->handle_file_upload(
|
|
$upload['tmp_name'][$index],
|
|
$file_name ? $file_name : $upload['name'][$index],
|
|
$upload['size'][$index],
|
|
isset($_GET['relativePath'])?dirname($_GET['relativePath']):'',
|
|
$upload['type'][$index],
|
|
$upload['error'][$index],
|
|
$index,
|
|
$content_range,
|
|
$_GET['bz'],
|
|
$_GET['container'],
|
|
$_GET['pfid']
|
|
);
|
|
}
|
|
} else {
|
|
|
|
// param_name is a single object identifier like "file",
|
|
// $_FILES is a one-dimensional array:
|
|
$files[] = $this->handle_file_upload(
|
|
isset($upload['tmp_name']) ? $upload['tmp_name'] : null,
|
|
$file_name ? $file_name : (isset($upload['name']) ?
|
|
$upload['name'] : null),
|
|
(isset($upload['size']) ?
|
|
$upload['size'] : $this->get_server_var('CONTENT_LENGTH')),
|
|
isset($_GET['relativePath'])?dirname($_GET['relativePath']):'',
|
|
isset($upload['type']) ?
|
|
$upload['type'] : $this->get_server_var('CONTENT_TYPE'),
|
|
isset($upload['error']) ? $upload['error'] : null,
|
|
null,
|
|
$content_range,
|
|
$_GET['bz'],
|
|
$_GET['container'],
|
|
$_GET['pfid']
|
|
);
|
|
|
|
}
|
|
|
|
return $this->generate_response(
|
|
array($this->options['param_name'] => $files),
|
|
$print_response
|
|
);
|
|
}
|
|
|
|
public function delete($print_response = true) {
|
|
$file_name = $this->get_file_name_param();
|
|
$file_path = $this->get_upload_path($file_name);
|
|
$success = is_file($file_path) && $file_name[0] !== '.' && unlink($file_path);
|
|
if ($success) {
|
|
foreach($this->options['image_versions'] as $version => $options) {
|
|
if (!empty($version)) {
|
|
$file = $this->get_upload_path($file_name, $version);
|
|
if (is_file($file)) {
|
|
unlink($file);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return $this->generate_response(array('success' => $success), $print_response);
|
|
}
|
|
|
|
}
|
|
?>
|