class/UploadHandler.php
<?php
namespace XoopsModules\Smallworld;
/*
* jQuery File Upload Plugin PHP Class 6.1.2
* 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
*/
/**
* Class UploadHandler
*/
class UploadHandler
{
protected $options;
// PHP File Upload error message codes:
// http://php.net/manual/en/features.file-upload.errors.php
protected $error_messages = [
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',
'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',
'max_number_of_files' => 'Maximum number of files exceeded',
'max_width' => 'Image exceeds maximum width',
'min_width' => 'Image requires a minimum width',
'max_height' => 'Image exceeds maximum height',
'min_height' => 'Image requires a minimum height',
];
/**
* UploadHandler constructor.
* @param null $options
* @param bool $initialize
*/
public function __construct($options = null, $initialize = true)
{
$userID = $GLOBALS['xoopsUser']->getVar('uid');
$this->options = [
'script_url' => $this->get_full_url() . '/imgupload.php',
'upload_dir' => XOOPS_ROOT_PATH . '/uploads/albums_smallworld/' . $userID . '/',
'upload_url' => XOOPS_URL . '/uploads/albums_smallworld/' . $userID . '/',
'user_dirs' => false,
'mkdir_mode' => 0755,
'param_name' => 'files',
// Set the following option to 'POST', if your server does not support
// DELETE requests. This is a parameter sent to the client:
'delete_type' => 'DELETE',
'access_control_allow_origin' => '*',
'access_control_allow_credentials' => false,
'access_control_allow_methods' => [
'OPTIONS',
'HEAD',
'GET',
'POST',
'PUT',
'PATCH',
'DELETE',
],
'access_control_allow_headers' => [
'Content-Type',
'Content-Range',
'Content-Disposition',
],
// Enable to provide file downloads via GET requests to the PHP script:
'download_via_php' => false,
// Defines which files can be displayed inline when downloaded:
'inline_file_types' => '/\.(gif|jpe?g|png|JPE?G)$/i',
// Defines which files (based on their names) are accepted for upload:
'accept_file_types' => '/.+$/i',
// 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' => 1,
// The maximum number of files for the upload directory:
'max_number_of_files' => null,
// Image resolution restrictions:
'max_width' => null,
'max_height' => null,
'min_width' => 1,
'min_height' => 1,
// Set the following option to false to enable resumable uploads:
'discard_aborted_uploads' => true,
// Set to true to rotate images based on EXIF meta data, if available:
'orient_image' => false,
'image_versions' => [
// Uncomment the following version to restrict the size of
// uploaded images:
/*
'' => array(
'max_width' => 1920,
'max_height' => 1200,
'jpeg_quality' => 95
),
*/
// Uncomment the following to create medium sized images:
/*
'medium' => array(
'max_width' => 800,
'max_height' => 600,
'jpeg_quality' => 80
),
*/
'thumbnails' => [
'upload_dir' => XOOPS_ROOT_PATH . '/uploads/albums_smallworld' . '/' . $userID . '/thumbnails/',
'upload_url' => XOOPS_URL . '/uploads/albums_smallworld' . '/' . $userID . '/thumbnails/',
'max_width' => 80,
'max_height' => 80,
],
],
];
if ($options) {
$this->options = array_merge($this->options, $options);
}
if ($initialize) {
$this->initialize();
}
}
protected function initialize()
{
switch ($_SERVER['REQUEST_METHOD']) {
case 'OPTIONS':
case 'HEAD':
$this->head();
break;
case 'GET':
$this->get();
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');
}
}
/**
* @return string
*/
protected function get_full_url()
{
$https = !empty($_SERVER['HTTPS']) && 'off' !== $_SERVER['HTTPS'];
return ($https ? 'https://' : 'http://')
. (!empty($_SERVER['REMOTE_USER']) ? $_SERVER['REMOTE_USER'] . '@' : '')
. (isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : ($_SERVER['SERVER_NAME'] . ($https && 443 === $_SERVER['SERVER_PORT'] || 80 === $_SERVER['SERVER_PORT'] ? '' : ':'
. $_SERVER['SERVER_PORT'])))
. mb_substr($_SERVER['SCRIPT_NAME'], 0, mb_strrpos($_SERVER['SCRIPT_NAME'], '/'));
}
/**
* @return string
*/
protected function get_user_id()
{
@session_start();
return session_id();
}
/**
* @return string
*/
protected function get_user_path()
{
if ($this->options['user_dirs']) {
return $this->get_user_id() . '/';
}
return '';
}
/**
* @param null|string $file_name
* @param null $version
* @return string
*/
protected function get_upload_path($file_name = null, $version = null)
{
$file_name = $file_name ?: '';
$version_path = empty($version) ? '' : $version . '/';
return $this->options['upload_dir'] . $this->get_user_path() . $version_path . $file_name;
}
/**
* @param $url
* @return string
*/
protected function get_query_separator($url)
{
return false === mb_strpos($url, '?') ? '?' : '&';
}
/**
* @param $file_name
* @param null $version
* @return string
*/
protected function get_download_url($file_name, $version = null)
{
if ($this->options['download_via_php']) {
$url = $this->options['script_url'] . $this->get_query_separator($this->options['script_url']) . 'file=' . rawurlencode($file_name);
if ($version) {
$url .= '&version=' . rawurlencode($version);
}
return $url . '&download=1';
}
$version_path = empty($version) ? '' : rawurlencode($version) . '/';
return $this->options['upload_url'] . $this->get_user_path() . $version_path . rawurlencode($file_name);
}
/**
* @param $file
*/
protected function set_file_delete_properties($file)
{
$file->delete_url = $this->options['script_url'] . $this->get_query_separator($this->options['script_url']) . 'file=' . rawurlencode($file->name);
$file->delete_type = $this->options['delete_type'];
if ('DELETE' !== $file->delete_type) {
$file->delete_url .= '&_method=DELETE';
}
if ($this->options['access_control_allow_credentials']) {
$file->delete_with_credentials = true;
}
}
// Fix for overflowing signed 32 bit integers,
// works for sizes up to 2^32-1 bytes (4 GiB - 1):
/**
* @param $size
* @return float|int
*/
protected function fix_integer_overflow($size)
{
if ($size < 0) {
$size += 2.0 * (PHP_INT_MAX + 1);
}
return $size;
}
/**
* @param $file_path
* @param bool $clear_stat_cache
* @return float|int
*/
protected function get_file_size($file_path, $clear_stat_cache = false)
{
if ($clear_stat_cache) {
clearstatcache(true, $file_path);
}
return $this->fix_integer_overflow(filesize($file_path));
}
/**
* @param $file_name
* @return bool
*/
protected function is_valid_file_object($file_name)
{
$file_path = $this->get_upload_path($file_name);
return is_file($file_path) && '.' !== $file_name[0];
}
/**
* @param $file_name
* @return null|\stdClass
*/
protected function get_file_object($file_name)
{
if ($this->is_valid_file_object($file_name)) {
$file = new \stdClass();
$file->name = $file_name;
$file->size = $this->get_file_size($this->get_upload_path($file_name));
$file->url = $this->get_download_url($file->name);
foreach ($this->options['image_versions'] as $version => $options) {
if (!empty($version)) {
if (is_file($this->get_upload_path($file_name, $version))) {
$file->{$version . '_url'} = $this->get_download_url($file->name, $version);
}
}
}
$this->set_file_delete_properties($file);
return $file;
}
return null;
}
/**
* @param string $iteration_method
* @return array
*/
protected function get_file_objects($iteration_method = 'get_file_object')
{
$upload_dir = $this->get_upload_path();
if (!is_dir($upload_dir)) {
return [];
}
return array_values(array_filter(array_map([$this, $iteration_method], scandir($upload_dir, SCANDIR_SORT_NONE))));
}
/**
* @return int
*/
protected function count_file_objects()
{
return count($this->get_file_objects('is_valid_file_object'));
}
/**
* @param $file_name
* @param $version
* @param $options
* @return bool
*/
protected function create_scaled_image($file_name, $version, $options)
{
$file_path = $this->get_upload_path($file_name);
if (!empty($version)) {
$version_dir = $this->get_upload_path(null, $version);
if (!is_dir($version_dir)) {
if (!mkdir($version_dir, $this->options['mkdir_mode'], true) && !is_dir($version_dir)) {
throw new \RuntimeException(sprintf('Directory "%s" was not created', $version_dir));
}
}
$new_file_path = $version_dir . '/' . $file_name;
} else {
$new_file_path = $file_path;
}
list($img_width, $img_height) = @getimagesize($file_path);
if (!$img_width || !$img_height) {
return false;
}
$scale = min($options['max_width'] / $img_width, $options['max_height'] / $img_height);
if ($scale >= 1) {
if ($file_path !== $new_file_path) {
return copy($file_path, $new_file_path);
}
return true;
}
$new_width = $img_width * $scale;
$new_height = $img_height * $scale;
$new_img = @imagecreatetruecolor($new_width, $new_height);
switch (mb_strtolower(mb_substr(mb_strrchr($file_name, '.'), 1))) {
case 'jpg':
case 'jpeg':
$src_img = @imagecreatefromjpeg($file_path);
$write_image = 'imagejpeg';
$image_quality = isset($options['jpeg_quality']) ? $options['jpeg_quality'] : 75;
break;
case 'gif':
@imagecolortransparent($new_img, @imagecolorallocate($new_img, 0, 0, 0));
$src_img = @imagecreatefromgif($file_path);
$write_image = 'imagegif';
$image_quality = null;
break;
case 'png':
@imagecolortransparent($new_img, @imagecolorallocate($new_img, 0, 0, 0));
@imagealphablending($new_img, false);
@imagesavealpha($new_img, true);
$src_img = @imagecreatefrompng($file_path);
$write_image = 'imagepng';
$image_quality = isset($options['png_quality']) ? $options['png_quality'] : 9;
break;
default:
$src_img = null;
}
$success = $src_img && @imagecopyresampled($new_img, $src_img, 0, 0, 0, 0, $new_width, $new_height, $img_width, $img_height) && $write_image($new_img, $new_file_path, $image_quality);
// Free up memory (imagedestroy does not delete files):
@imagedestroy($src_img);
@imagedestroy($new_img);
return $success;
}
/**
* @param $error
* @return mixed
*/
protected function get_error_message($error)
{
return array_key_exists($error, $this->error_messages) ? $this->error_messages[$error] : $error;
}
/**
* @param $val
* @return float|int
*/
public function get_config_bytes($val)
{
$val = trim($val);
$last = mb_strtolower($val[mb_strlen($val) - 1]);
switch ($last) {
case 'g':
$val *= 1024;
// no break
case 'm':
$val *= 1024;
// no break
case 'k':
$val *= 1024;
}
return $this->fix_integer_overflow($val);
}
/**
* @param $uploaded_file
* @param $file
* @param $error
* @param $index
* @return bool
*/
protected function validate($uploaded_file, $file, $error, $index)
{
if ($error) {
$file->error = $this->get_error_message($error);
return false;
}
$content_length = $this->fix_integer_overflow((int)$_SERVER['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 = $this->get_error_message('post_max_size');
return false;
}
if (!preg_match($this->options['accept_file_types'], $file->name)) {
$file->error = $this->get_error_message('accept_file_types');
return false;
}
if ($uploaded_file && is_uploaded_file($uploaded_file)) {
$file_size = $this->get_file_size($uploaded_file);
} else {
$file_size = $content_length;
}
if ($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 = $this->get_error_message('min_file_size');
return false;
}
if (is_int($this->options['max_number_of_files']) && ($this->count_file_objects() >= $this->options['max_number_of_files'])) {
$file->error = $this->get_error_message('max_number_of_files');
return false;
}
list($img_width, $img_height) = @getimagesize($uploaded_file);
if (is_int($img_width)) {
if ($this->options['max_width'] && $img_width > $this->options['max_width']) {
$file->error = $this->get_error_message('max_width');
return false;
}
if ($this->options['max_height'] && $img_height > $this->options['max_height']) {
$file->error = $this->get_error_message('max_height');
return false;
}
if ($this->options['min_width'] && $img_width < $this->options['min_width']) {
$file->error = $this->get_error_message('min_width');
return false;
}
if ($this->options['min_height'] && $img_height < $this->options['min_height']) {
$file->error = $this->get_error_message('min_height');
return false;
}
}
return true;
}
/**
* @param $matches
* @return string
*/
protected function upcount_name_callback($matches)
{
$index = isset($matches[1]) ? (int)$matches[1] + 1 : 1;
$ext = isset($matches[2]) ? $matches[2] : '';
return ' (' . $index . ')' . $ext;
}
/**
* @param $name
* @return null|string|string[]
*/
protected function upcount_name($name)
{
return preg_replace_callback('/(?:(?: \(([\d]+)\))?(\.[^.]+))?$/', [$this, 'upcount_name_callback'], $name, 1);
}
/**
* @param $name
* @param $type
* @param $index
* @param $content_range
* @return null|string|string[]
*/
protected function get_unique_filename($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 = $this->fix_integer_overflow((int)$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;
}
/**
* @param $name
* @param $type
* @param $index
* @param $content_range
* @return mixed|string
*/
protected function trim_file_name($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) {
$name = str_replace('.', '-', microtime(true));
}
// Add missing file extension for known image types:
if (false === mb_strpos($name, '.') && preg_match('/^image\/(gif|jpe?g|png)/', $type, $matches)) {
$name .= '.' . $matches[1];
}
return $name;
}
/**
* @param $name
* @param $type
* @param $index
* @param $content_range
* @return null|string|string[]
*/
protected function get_file_name($name, $type, $index, $content_range)
{
return $this->get_unique_filename($this->trim_file_name($name, $type, $index, $content_range), $type, $index, $content_range);
}
/**
* @param $file
* @param $index
*/
protected function handle_form_data($file, $index)
{
// Handle form data, e.g. $_REQUEST['description'][$index]
}
/**
* @param $file_path
* @return bool
*/
protected function orient_image($file_path)
{
if (!function_exists('exif_read_data')) {
return false;
}
$exif = @exif_read_data($file_path);
if (false === $exif) {
return false;
}
$orientation = (int)(@$exif['Orientation']);
if (!in_array($orientation, [3, 6, 8])) {
return false;
}
$image = @imagecreatefromjpeg($file_path);
switch ($orientation) {
case 3:
$image = @imagerotate($image, 180, 0);
break;
case 6:
$image = @imagerotate($image, 270, 0);
break;
case 8:
$image = @imagerotate($image, 90, 0);
break;
default:
return false;
}
$success = imagejpeg($image, $file_path);
// Free up memory (imagedestroy does not delete files):
@imagedestroy($image);
return $success;
}
/**
* @param $uploaded_file
* @param $name
* @param $size
* @param $type
* @param $error
* @param null $index
* @param null $content_range
* @return \stdClass
*/
protected function handle_file_upload(
$uploaded_file,
$name,
$size,
$type,
$error,
$index = null,
$content_range = null
)
{
$file = new \stdClass();
$file->name = $this->get_file_name($name, $type, $index, $content_range);
$file->size = $this->fix_integer_overflow((int)$size);
$file->type = $type;
// Save to database for later use
$swDB = new SwDatabase();
$userid = $GLOBALS['xoopsUser']->getVar('uid');
// Generate new name for file
$file->name = basename(stripslashes($name));
$file->name = time() . mt_rand(0, 99999) . '.' . $this->getFileExtension($name);
$img = XOOPS_URL . '/uploads/albums_smallworld/' . $userid . '/' . $file->name;
$swDB->saveImage("null, '" . $userid . "', '" . $file->name . "', '" . addslashes($img) . "', '" . time() . "', ''");
//$swDB->saveImage("'1', '" . $userid . "', '" . $file->name . "', '" . addslashes($img) . "', '" . time() . "', '1'");
if ($this->validate($uploaded_file, $file, $error, $index)) {
$this->handle_form_data($file, $index);
$upload_dir = $this->get_upload_path();
if (!is_dir($upload_dir)) {
if (!mkdir($upload_dir, $this->options['mkdir_mode'], true) && !is_dir($upload_dir)) {
throw new \RuntimeException(sprintf('Directory "%s" was not created', $upload_dir));
}
}
$file_path = $this->get_upload_path($file->name);
$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($uploaded_file, 'rb'), FILE_APPEND);
} else {
move_uploaded_file($uploaded_file, $file_path);
}
} else {
// Non-multipart uploads (PUT method support)
file_put_contents($file_path, fopen('php://input', 'rb'), $append_file ? FILE_APPEND : 0);
}
$file_size = $this->get_file_size($file_path, $append_file);
if ($file_size === $file->size) {
if ($this->options['orient_image']) {
$this->orient_image($file_path);
}
$file->url = $this->get_download_url($file->name);
foreach ($this->options['image_versions'] as $version => $options) {
if ($this->create_scaled_image($file->name, $version, $options)) {
if (!empty($version)) {
$file->{$version . '_url'} = $this->get_download_url($file->name, $version);
} else {
$file_size = $this->get_file_size($file_path, true);
}
}
}
} elseif (!$content_range && $this->options['discard_aborted_uploads']) {
unlink($file_path);
$file->error = 'abort';
}
$file->size = $file_size;
$this->set_file_delete_properties($file);
}
return $file;
}
//function to return file extension from a path or file name
/**
* @param $path
* @return mixed
*/
public function getFileExtension($path)
{
$parts = pathinfo($path);
return $parts['extension'];
}
/**
* @param $file_path
* @return false|int
*/
protected function readfile($file_path)
{
return readfile($file_path);
}
/**
* @param $str
*/
protected function body($str)
{
echo $str;
}
/**
* @param $str
*/
protected function header($str)
{
header($str);
}
/**
* @param $content
* @param bool $print_response
*/
protected function generate_response($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;
}
$this->head();
if (isset($_SERVER['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) {
$this->header('Range: 0-' . ($this->fix_integer_overflow((int)$files[0]->size) - 1));
}
}
$this->body($json);
}
return $content;
}
/**
* @return null|string
*/
protected function get_version_param()
{
return isset($_GET['version']) ? basename(stripslashes($_GET['version'])) : null;
}
/**
* @return null|string
*/
protected function get_file_name_param()
{
return isset($_GET['file']) ? basename(stripslashes($_GET['file'])) : null;
}
/**
* @param $file_path
* @return string
*/
protected function get_file_type($file_path)
{
switch (mb_strtolower(pathinfo($file_path, PATHINFO_EXTENSION))) {
case 'jpeg':
case 'jpg':
return 'image/jpeg';
case 'png':
return 'image/png';
case 'gif':
return 'image/gif';
default:
return '';
}
}
protected function download()
{
if (!$this->options['download_via_php']) {
$this->header('HTTP/1.1 403 Forbidden');
return;
}
$file_name = $this->get_file_name_param();
if ($this->is_valid_file_object($file_name)) {
$file_path = $this->get_upload_path($file_name, $this->get_version_param());
if (is_file($file_path)) {
if (!preg_match($this->options['inline_file_types'], $file_name)) {
$this->header('Content-Description: File Transfer');
$this->header('Content-Type: application/octet-stream');
$this->header('Content-Disposition: attachment; filename="' . $file_name . '"');
$this->header('Content-Transfer-Encoding: binary');
} else {
// Prevent Internet Explorer from MIME-sniffing the content-type:
$this->header('X-Content-Type-Options: nosniff');
$this->header('Content-Type: ' . $this->get_file_type($file_path));
$this->header('Content-Disposition: inline; filename="' . $file_name . '"');
}
$this->header('Content-Length: ' . $this->get_file_size($file_path));
$this->header('Last-Modified: ' . gmdate('D, d M Y H:i:s T', filemtime($file_path)));
$this->readfile($file_path);
}
}
}
protected function send_content_type_header()
{
$this->header('Vary: Accept');
if (isset($_SERVER['HTTP_ACCEPT']) && (false !== mb_strpos($_SERVER['HTTP_ACCEPT'], 'application/json'))) {
$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();
}
/**
* @param bool $print_response
*/
public function get($print_response = true)
{
if ($print_response && isset($_GET['download'])) {
return $this->download();
}
$file_name = $this->get_file_name_param();
if (null !== $file_name) {
$response = [
mb_substr($this->options['param_name'], 0, -1) => $this->get_file_object($file_name),
];
} else {
$response = [
$this->options['param_name'] => $this->get_file_objects(),
];
}
return $this->generate_response($response, $print_response);
}
/**
* @param bool $print_response
*/
public function post($print_response = true)
{
if (isset($_REQUEST['_method']) && 'DELETE' === $_REQUEST['_method']) {
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:
$file_name = isset($_SERVER['HTTP_CONTENT_DISPOSITION']) ? rawurldecode(preg_replace('/(^[^"]+")|("$)/', '', $_SERVER['HTTP_CONTENT_DISPOSITION'])) : null;
// Parse the Content-Range header, which has the following form:
// Content-Range: bytes 0-524287/2000000
$content_range = isset($_SERVER['HTTP_CONTENT_RANGE']) ? preg_split('/[^0-9]+/', $_SERVER['HTTP_CONTENT_RANGE']) : null;
$size = $content_range ? $content_range[3] : null;
$files = [];
if ($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 ?: $upload['name'][$index], $size ?: $upload['size'][$index], $upload['type'][$index], $upload['error'][$index], $index, $content_range);
}
} 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,
$file_name ?: (isset($upload['name']) ? $upload['name'] : null),
$size ?: (isset($upload['size']) ? $upload['size'] : $_SERVER['CONTENT_LENGTH']),
isset($upload['type']) ? $upload['type'] : $_SERVER['CONTENT_TYPE'],
isset($upload['error']) ? $upload['error'] : null,
null,
$content_range
);
}
return $this->generate_response([$this->options['param_name'] => $files], $print_response);
}
/**
* @param bool $print_response
*/
public function delete($print_response = true)
{
$userid = $GLOBALS['xoopsUser']->getVar('uid');
$swDB = new SwDatabase();
$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);
// Delete file based on user and filename
$swDB->deleteImage($userid, $file_name);
$swDB->deleteImage($userid, 'Thumbs.db');
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(['success' => $success], $print_response);
}
}