/library/UploadHandler_old.php

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<?php
    require_once 'Zend/Loader.php';

    /*
    * jQuery File Upload Plugin PHP Class 7.0.1
    * 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
    {

        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',
            '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'
        );

        protected $image_objects = array();

        function __construct($options = null, $initialize = true, $error_messages = null) {
            $this->options = array(
                'script_url' => $this->get_full_url().'/',
                'upload_dir' => dirname($this->get_server_var('SCRIPT_FILENAME')).'/files/',
                'upload_url' => $this->get_full_url().'/files/',
                'user_dirs' => false,
                'mkdir_mode' => 0755,
                'param_name' => 'files',
                // Set the following option to 'POST', if your server does not support
                // DELETE requests. This is a parameter sent to the client:
                'delete_type' => 'DELETE',
                'access_control_allow_origin' => '*',
                'access_control_allow_credentials' => false,
                'access_control_allow_methods' => array(
                    'OPTIONS',
                    'HEAD',
                    'GET',
                    'POST',
                    'PUT',
                    'PATCH',
                    'DELETE'
                ),
                'access_control_allow_headers' => array(
                    'Content-Type',
                    'Content-Range',
                    'Content-Disposition'
                ),
                // Enable to provide file downloads via GET requests to the PHP script:
                //     1. Set to 1 to download files via readfile method through PHP
                //     2. Set to 2 to send a X-Sendfile header for lighttpd/Apache
                //     3. Set to 3 to send a X-Accel-Redirect header for nginx
                // If set to 2 or 3, adjust the upload_url option to the base path of
                // the redirect parameter, e.g. '/files/'.
                'download_via_php' => false,
                // Read files in chunks to avoid memory limits when download_via_php
                // is enabled, set to 0 to disable chunked reading of files:
                'readfile_chunk_size' => 10 * 1024 * 1024, // 10 MiB
                // Defines which files can be displayed inline when downloaded:
                'inline_file_types' => '/\.(gif|jpe?g|png)$/i',
                // Defines which files (based on their names) are accepted for upload:
                'accept_file_types' => '/.+$/i',
                // The php.ini settings upload_max_filesize and post_max_size
                // take precedence over the following max_file_size setting:
                'max_file_size' => null,
                'min_file_size' => 1,
                // The maximum number of files for the upload directory:
                'max_number_of_files' => null,
                // Defines which files are handled as image files:
                'image_file_types' => '/\.(gif|jpe?g|png)$/i',
                // 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 0 to use the GD library to scale and orient images,
                // set to 1 to use imagick (if installed, falls back to GD),
                // set to 2 to use the ImageMagick convert binary directly:
                'image_library' => 1,
                // Uncomment the following to define an array of resource limits
                // for imagick:
                /*
                'imagick_resource_limits' => array(
                imagick::RESOURCETYPE_MAP => 32,
                imagick::RESOURCETYPE_MEMORY => 32
                ),
                */
                // Command or path for to the ImageMagick convert binary:
                'convert_bin' => 'convert',
                // Uncomment the following to add parameters in front of each
                // ImageMagick convert call (the limit constraints seem only
                // to have an effect if put in front):
                /*
                'convert_params' => '-limit memory 32MiB -limit map 32MiB',
                */
                // Command or path for to the ImageMagick identify binary:
                'identify_bin' => 'identify',
                'image_versions' => array(
                    // The empty image version key defines options for the original image:
                    '' => array(
                        // Automatically rotate images based on EXIF meta data:
                        'auto_orient' => true
                    ),
                    // Uncomment the following to create medium sized images:

                    's' => array(
                        'max_width' => 800,
                        'max_height' => 600
                    ),

                    'm' => array(
                        'max_width' => 1024,
                        'max_height' => 768
                    ),

                    'l' => array(
                        'max_width' => 1280,
                        'max_height' => 800
                    ),

                    'thmb' => array(
                        // Uncomment the following to use a defined directory for the thumbnails
                        // instead of a subdirectory based on the version identifier.

                        // Make sure that this directory doesn't allow execution of files if you
                        // don't pose any restrictions on the type of uploaded files, e.g. by
                        // copying the .htaccess file from the files directory for Apache:
                        //'upload_dir' => dirname($this->get_server_var('SCRIPT_FILENAME')).'/thumb/',
                        //'upload_url' => $this->get_full_url().'/thumb/',
                        // Uncomment the following to force the max
                        // dimensions and e.g. create square thumbnails:
                        //'crop' => true,
                        'max_width' => 150,
                        'max_height' => 150
                    )
                )
            );
            if ($options) {
                $this->options = $options + $this->options;
            }
            if ($error_messages) {
                $this->error_messages = $error_messages + $this->error_messages;
            }
            if ($initialize) {
                $this->initialize();
            }
        }

        protected function initialize() {
        //public function initialize() {

            switch ($this->get_server_var('REQUEST_METHOD')) {
                case 'OPTIONS':
                case 'HEAD':
                    $this->head();
                    break;
                case 'GET':
                    $this->get();
                    //return $this->get();
                    break;
                case 'PATCH':
                case 'PUT':
                case 'POST':
                    $this->post();
                    //return $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']) && strcasecmp($_SERVER['HTTPS'], 'on') === 0;
            return
            ($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() {
            @session_start();
            return session_id();
        }

        protected function get_user_path() {
            if ($this->options['user_dirs']) {
                return $this->get_user_id().'/';
            }
            return '';
        }

        protected function get_upload_path($file_name = null, $version = null) {
            $file_name = $file_name ? $file_name : '';

            if (empty($version)) {
                $version_path = '';
            } else {
                $version_dir = @$this->options['image_versions'][$version]['upload_dir'];
                if ($version_dir) {
                    return $version_dir.$this->get_user_path().$file_name;
                }
                $version_path = $version.'/';
            }

            return $this->options['upload_dir']
            .$this->get_user_path()
            .$version_path
            .$file_name;

        }

        protected function get_query_separator($url) {
            return strpos($url, '?') === false ? '?' : '&';
        }

        protected function get_download_url($file_name, $version = null, $direct = false) {
            if (!$direct && $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 $url.'&download=1';
            }
            if (empty($version)) {
                $version_path = '';
            } else {
                $version_url = @$this->options['image_versions'][$version]['upload_url'];
                if ($version_url) {
                    return $version_url.$this->get_user_path().rawurlencode($file_name);
                }
                $version_path = rawurlencode($version).'/';
            }
            return $this->options['upload_url'].$this->get_user_path()
            .$version_path.rawurlencode($file_name);
        }

        protected function set_additional_file_properties($file)
        {
            $file->deleteUrl = $this->options['script_url']
            .$this->get_query_separator($this->options['script_url'])
            .$this->get_singular_param_name()
            .'='.rawurlencode($file->name);

            $file->deleteType = $this->options['delete_type'];

            if ($file->deleteType !== 'DELETE')
            {
                $file->deleteUrl .= '&_method=DELETE';
            }

            if ($this->options['access_control_allow_credentials'])
            {
                $file->deleteWithCredentials = true;
            }

        }

        // 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);

                //Для версии PHP < 5.3
                clearstatcache();
            }
            return $this->fix_integer_overflow(filesize($file_path));

        }

        protected function is_valid_file_object($file_name) {
            $file_path = $this->get_upload_path($file_name);
            if (is_file($file_path) && $file_name[0] !== '.') {
                return true;
            }
            return false;
        }

        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
                            );
                        }
                    }
                }
                $this->set_additional_file_properties($file);
                return $file;
            }
            return null;
        }

        protected function get_file_objects($iteration_method = 'get_file_object')
        {
            $upload_dir = $this->get_upload_path();

            /**/
/*            $upload_dir = $_SERVER['DOCUMENT_ROOT'] . '/upload/object/74/';
*/

            if (!is_dir($upload_dir)) {
                return array();
            }
            return array_values(array_filter(array_map(
                array($this, $iteration_method),
                scandir($upload_dir)
            )));
        }

        protected function count_file_objects() {
            return count($this->get_file_objects('is_valid_file_object'));
        }

        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, $index) {
            if ($error) {
                $file->error = $this->get_error_message($error);
                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 = $this->get_error_message('post_max_size');
                return false;
            }
            if (!preg_match($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;
            }
            $max_width = @$this->options['max_width'];
            $max_height = @$this->options['max_height'];
            $min_width = @$this->options['min_width'];
            $min_height = @$this->options['min_height'];
            if (($max_width || $max_height || $min_width || $min_height)) {
                list($img_width, $img_height) = $this->get_image_size($uploaded_file);
            }
            if (!empty($img_width)) {
                if ($max_width && $img_width > $max_width) {
                    $file->error = $this->get_error_message('max_width');
                    return false;
                }
                if ($max_height && $img_height > $max_height) {
                    $file->error = $this->get_error_message('max_height');
                    return false;
                }
                if ($min_width && $img_width < $min_width) {
                    $file->error = $this->get_error_message('min_width');
                    return false;
                }
                if ($min_height && $img_height < $min_height) {
                    $file->error = $this->get_error_message('min_height');
                    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 = null, $index = null, $content_range = null) {
            while(is_dir($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 = null, $index = null, $content_range = null) {
            // 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 = null, $index = null, $content_range = null) {
            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_scaled_image_file_paths($file_name, $version) {
            $file_path = $this->get_upload_path($file_name);
            if (!empty($version)) {
                $version_dir = $this->get_upload_path(null, $version);
                if (!is_dir($version_dir)) {
                    mkdir($version_dir, $this->options['mkdir_mode'], true);
                }
                $new_file_path = $version_dir.'/'.$file_name;
            } else {
                $new_file_path = $file_path;
            }
            return array($file_path, $new_file_path);
        }

        protected function gd_get_image_object($file_path, $func, $no_cache = false) {
            if (empty($this->image_objects[$file_path]) || $no_cache) {
                $this->gd_destroy_image_object($file_path);
                $this->image_objects[$file_path] = $func($file_path);
            }
            return $this->image_objects[$file_path];
        }

        protected function gd_set_image_object($file_path, $image) {
            $this->gd_destroy_image_object($file_path);
            $this->image_objects[$file_path] = $image;
        }

        protected function gd_destroy_image_object($file_path) {
            $image = @$this->image_objects[$file_path];
            return $image && imagedestroy($image);
        }

        protected function gd_imageflip($image, $mode) {
            if (function_exists('imageflip')) {
                return imageflip($image, $mode);
            }
            $new_width = $src_width = imagesx($image);
            $new_height = $src_height = imagesy($image);
            $new_img = imagecreatetruecolor($new_width, $new_height);
            $src_x = 0;
            $src_y = 0;
            switch ($mode) {
                case '1': // flip on the horizontal axis
                    $src_y = $new_height - 1;
                    $src_height = -$new_height;
                    break;
                case '2': // flip on the vertical axis
                    $src_x  = $new_width - 1;
                    $src_width = -$new_width;
                    break;
                case '3': // flip on both axes
                    $src_y = $new_height - 1;
                    $src_height = -$new_height;
                    $src_x  = $new_width - 1;
                    $src_width = -$new_width;
                    break;
                default:
                    return $image;
            }
            imagecopyresampled(
                $new_img,
                $image,
                0,
                0,
                $src_x,
                $src_y,
                $new_width,
                $new_height,
                $src_width,
                $src_height
            );
            return $new_img;
        }

        protected function gd_orient_image($file_path, $src_img) {
            if (!function_exists('exif_read_data')) {
                return false;
            }
            $exif = @exif_read_data($file_path);
            if ($exif === false) {
                return false;
            }
            $orientation = intval(@$exif['Orientation']);
            if ($orientation < 2 || $orientation > 8) {
                return false;
            }
            switch ($orientation) {
                case 2:
                    $new_img = $this->gd_imageflip(
                        $src_img,
                        defined('IMG_FLIP_VERTICAL') ? IMG_FLIP_VERTICAL : 2
                    );
                    break;
                case 3:
                    $new_img = imagerotate($src_img, 180, 0);
                    break;
                case 4:
                    $new_img = $this->gd_imageflip(
                        $src_img,
                        defined('IMG_FLIP_HORIZONTAL') ? IMG_FLIP_HORIZONTAL : 1
                    );
                    break;
                case 5:
                    $tmp_img = $this->gd_imageflip(
                        $src_img,
                        defined('IMG_FLIP_HORIZONTAL') ? IMG_FLIP_HORIZONTAL : 1
                    );
                    $new_img = imagerotate($tmp_img, 270, 0);
                    imagedestroy($tmp_img);
                    break;
                case 6:
                    $new_img = imagerotate($src_img, 270, 0);
                    break;
                case 7:
                    $tmp_img = $this->gd_imageflip(
                        $src_img,
                        defined('IMG_FLIP_VERTICAL') ? IMG_FLIP_VERTICAL : 2
                    );
                    $new_img = imagerotate($tmp_img, 270, 0);
                    imagedestroy($tmp_img);
                    break;
                case 8:
                    $new_img = imagerotate($src_img, 90, 0);
                    break;
                default:
                    return false;
            }
            $this->gd_set_image_object($file_path, $new_img);
            return true;
        }

        protected function gd_create_scaled_image($file_name, $version, $options) {
            if (!function_exists('imagecreatetruecolor')) {
                error_log('Function not found: imagecreatetruecolor');
                return false;
            }
            list($file_path, $new_file_path) =
            $this->get_scaled_image_file_paths($file_name, $version);
            $type = strtolower(substr(strrchr($file_name, '.'), 1));
            switch ($type) {
                case 'jpg':
                case 'jpeg':
                    $src_func = 'imagecreatefromjpeg';
                    $write_func = 'imagejpeg';
                    $image_quality = isset($options['jpeg_quality']) ?
                    $options['jpeg_quality'] : 75;
                    break;
                case 'gif':
                    $src_func = 'imagecreatefromgif';
                    $write_func = 'imagegif';
                    $image_quality = null;
                    break;
                case 'png':
                    $src_func = 'imagecreatefrompng';
                    $write_func = 'imagepng';
                    $image_quality = isset($options['png_quality']) ?
                    $options['png_quality'] : 9;
                    break;
                default:
                    return false;
            }
            $src_img = $this->gd_get_image_object(
                $file_path,
                $src_func,
                !empty($options['no_cache'])
            );
            $image_oriented = false;
            if (!empty($options['auto_orient']) && $this->gd_orient_image(
                $file_path,
                $src_img
            )) {
                $image_oriented = true;
                $src_img = $this->gd_get_image_object(
                    $file_path,
                    $src_func
                );
            }
            $max_width = $img_width = imagesx($src_img);
            $max_height = $img_height = imagesy($src_img);
            if (!empty($options['max_width'])) {
                $max_width = $options['max_width'];
            }
            if (!empty($options['max_height'])) {
                $max_height = $options['max_height'];
            }
            $scale = min(
                $max_width / $img_width,
                $max_height / $img_height
            );
            if ($scale >= 1) {
                if ($image_oriented) {
                    return $write_func($src_img, $new_file_path, $image_quality);
                }
                if ($file_path !== $new_file_path) {
                    return copy($file_path, $new_file_path);
                }
                return true;
            }
            if (empty($options['crop'])) {
                $new_width = $img_width * $scale;
                $new_height = $img_height * $scale;
                $dst_x = 0;
                $dst_y = 0;
                $new_img = imagecreatetruecolor($new_width, $new_height);
            } else {
                if (($img_width / $img_height) >= ($max_width / $max_height)) {
                    $new_width = $img_width / ($img_height / $max_height);
                    $new_height = $max_height;
                } else {
                    $new_width = $max_width;
                    $new_height = $img_height / ($img_width / $max_width);
                }
                $dst_x = 0 - ($new_width - $max_width) / 2;
                $dst_y = 0 - ($new_height - $max_height) / 2;
                $new_img = imagecreatetruecolor($max_width, $max_height);
            }
            // Handle transparency in GIF and PNG images:
            switch ($type) {
                case 'gif':
                case 'png':
                    imagecolortransparent($new_img, imagecolorallocate($new_img, 0, 0, 0));
                case 'png':
                    imagealphablending($new_img, false);
                    imagesavealpha($new_img, true);
                    break;
            }
            $success = imagecopyresampled(
                $new_img,
                $src_img,
                $dst_x,
                $dst_y,
                0,
                0,
                $new_width,
                $new_height,
                $img_width,
                $img_height
            ) && $write_func($new_img, $new_file_path, $image_quality);
            $this->gd_set_image_object($file_path, $new_img);
            return $success;
        }

        protected function imagick_get_image_object($file_path, $no_cache = false) {
            if (empty($this->image_objects[$file_path]) || $no_cache) {
                $this->imagick_destroy_image_object($file_path);
                $image = new Imagick();
                if (!empty($this->options['imagick_resource_limits'])) {
                    foreach ($this->options['imagick_resource_limits'] as $type => $limit) {
                        $image->setResourceLimit($type, $limit);
                    }
                }
                $image->readImage($file_path);
                $this->image_objects[$file_path] = $image;
            }
            return $this->image_objects[$file_path];
        }

        protected function imagick_set_image_object($file_path, $image) {
            $this->imagick_destroy_image_object($file_path);
            $this->image_objects[$file_path] = $image;
        }

        protected function imagick_destroy_image_object($file_path) {
            $image = @$this->image_objects[$file_path];
            return $image && $image->destroy();
        }

        protected function imagick_orient_image($image) {
            $orientation = $image->getImageOrientation();
            $background = new ImagickPixel('none');
            switch ($orientation) {
                case imagick::ORIENTATION_TOPRIGHT: // 2
                    $image->flopImage(); // horizontal flop around y-axis
                    break;
                case imagick::ORIENTATION_BOTTOMRIGHT: // 3
                    $image->rotateImage($background, 180);
                    break;
                case imagick::ORIENTATION_BOTTOMLEFT: // 4
                    $image->flipImage(); // vertical flip around x-axis
                    break;
                case imagick::ORIENTATION_LEFTTOP: // 5
                    $image->flopImage(); // horizontal flop around y-axis
                    $image->rotateImage($background, 270);
                    break;
                case imagick::ORIENTATION_RIGHTTOP: // 6
                    $image->rotateImage($background, 90);
                    break;
                case imagick::ORIENTATION_RIGHTBOTTOM: // 7
                    $image->flipImage(); // vertical flip around x-axis
                    $image->rotateImage($background, 270);
                    break;
                case imagick::ORIENTATION_LEFTBOTTOM: // 8
                    $image->rotateImage($background, 270);
                    break;
                default:
                    return false;
            }
            $image->setImageOrientation(imagick::ORIENTATION_TOPLEFT); // 1
            return true;
        }

        protected function imagick_create_scaled_image($file_name, $version, $options) {
            list($file_path, $new_file_path) =
            $this->get_scaled_image_file_paths($file_name, $version);
            $image = $this->imagick_get_image_object(
                $file_path,
                !empty($options['no_cache'])
            );
            if ($image->getImageFormat() === 'GIF') {
                // Handle animated GIFs:
                $images = $image->coalesceImages();
                foreach ($images as $frame) {
                    $image = $frame;
                    $this->imagick_set_image_object($file_name, $image);
                    break;
                }
            }
            $image_oriented = false;
            if (!empty($options['auto_orient'])) {
                $image_oriented = $this->imagick_orient_image($image);
            }
            $new_width = $max_width = $img_width = $image->getImageWidth();
            $new_height = $max_height = $img_height = $image->getImageHeight();
            if (!empty($options['max_width'])) {
                $new_width = $max_width = $options['max_width'];
            }
            if (!empty($options['max_height'])) {
                $new_height = $max_height = $options['max_height'];
            }
            if (!($image_oriented || $max_width < $img_width || $max_height < $img_height)) {
                if ($file_path !== $new_file_path) {
                    return copy($file_path, $new_file_path);
                }
                return true;
            }
            $crop = !empty($options['crop']);
            if ($crop) {
                $x = 0;
                $y = 0;
                if (($img_width / $img_height) >= ($max_width / $max_height)) {
                    $new_width = 0; // Enables proportional scaling based on max_height
                    $x = ($img_width / ($img_height / $max_height) - $max_width) / 2;
                } else {
                    $new_height = 0; // Enables proportional scaling based on max_width
                    $y = ($img_height / ($img_width / $max_width) - $max_height) / 2;
                }
            }
            $success = $image->resizeImage(
                $new_width,
                $new_height,
                isset($options['filter']) ? $options['filter'] : imagick::FILTER_LANCZOS,
                isset($options['blur']) ? $options['blur'] : 1,
                $new_width && $new_height // fit image into constraints if not to be cropped
            );
            if ($success && $crop) {
                $success = $image->cropImage(
                    $max_width,
                    $max_height,
                    $x,
                    $y
                );
                if ($success) {
                    $success = $image->setImagePage($max_width, $max_height, 0, 0);
                }
            }
            $type = strtolower(substr(strrchr($file_name, '.'), 1));
            switch ($type) {
                case 'jpg':
                case 'jpeg':
                    if (!empty($options['jpeg_quality'])) {
                        $image->setImageCompression(Imagick::COMPRESSION_JPEG);
                        $image->setImageCompressionQuality($options['jpeg_quality']);
                    }
                    break;
            }
            if (!empty($options['strip'])) {
                $image->stripImage();
            }
            return $success && $image->writeImage($new_file_path);
        }

        protected function imagemagick_create_scaled_image($file_name, $version, $options) {
            list($file_path, $new_file_path) =
            $this->get_scaled_image_file_paths($file_name, $version);
            $resize = @$options['max_width']
            .(empty($options['max_height']) ? '' : 'x'.$options['max_height']);
            if (!$resize && empty($options['auto_orient'])) {
                if ($file_path !== $new_file_path) {
                    return copy($file_path, $new_file_path);
                }
                return true;
            }
            $cmd = $this->options['convert_bin'];
            if (!empty($this->options['convert_params'])) {
                $cmd .= ' '.$this->options['convert_params'];
            }
            $cmd .= ' '.escapeshellarg($file_path);
            if (!empty($options['auto_orient'])) {
                $cmd .= ' -auto-orient';
            }
            if ($resize) {
                // Handle animated GIFs:
                $cmd .= ' -coalesce';
                if (empty($options['crop'])) {
                    $cmd .= ' -resize '.escapeshellarg($resize.'>');
                } else {
                    $cmd .= ' -resize '.escapeshellarg($resize.'^');
                    $cmd .= ' -gravity center';
                    $cmd .= ' -crop '.escapeshellarg($resize.'+0+0');
                }
                // Make sure the page dimensions are correct (fixes offsets of animated GIFs):
                $cmd .= ' +repage';
            }
            if (!empty($options['convert_params'])) {
                $cmd .= ' '.$options['convert_params'];
            }
            $cmd .= ' '.escapeshellarg($new_file_path);
            exec($cmd, $output, $error);
            if ($error) {
                error_log(implode('\n', $output));
                return false;
            }
            return true;
        }

        protected function get_image_size($file_path) {
            if ($this->options['image_library']) {
                if (extension_loaded('imagick')) {
                    $image = new Imagick();
                    try {
                        if (@$image->pingImage($file_path)) {
                            $dimensions = array($image->getImageWidth(), $image->getImageHeight());
                            $image->destroy();
                            return $dimensions;
                        }
                        return false;
                    } catch (Exception $e) {
                        error_log($e->getMessage());
                    }
                }
                if ($this->options['image_library'] === 2) {
                    $cmd = $this->options['identify_bin'];
                    $cmd .= ' -ping '.escapeshellarg($file_path);
                    exec($cmd, $output, $error);
                    if (!$error && !empty($output)) {
                        // image.jpg JPEG 1920x1080 1920x1080+0+0 8-bit sRGB 465KB 0.000u 0:00.000
                        $infos = preg_split('/\s+/', $output[0]);
                        $dimensions = preg_split('/x/', $infos[2]);
                        return $dimensions;
                    }
                    return false;
                }
            }
            if (!function_exists('getimagesize')) {
                error_log('Function not found: getimagesize');
                return false;
            }
            return @getimagesize($file_path);
        }

        protected function create_scaled_image($file_name, $version, $options) {
            if ($this->options['image_library'] === 2) {
                return $this->imagemagick_create_scaled_image($file_name, $version, $options);
            }
            if ($this->options['image_library'] && extension_loaded('imagick')) {
                return $this->imagick_create_scaled_image($file_name, $version, $options);
            }
            return $this->gd_create_scaled_image($file_name, $version, $options);
        }

        protected function destroy_image_object($file_path) {
            if ($this->options['image_library'] && extension_loaded('imagick')) {
                return $this->imagick_destroy_image_object($file_path);
            }
        }

        protected function is_valid_image_file($file_path) {
            if (!preg_match($this->options['image_file_types'], $file_path)) {
                return false;
            }
            if (function_exists('exif_imagetype')) {
                return @exif_imagetype($file_path);
            }
            $image_info = $this->get_image_size($file_path);
            return $image_info && $image_info[0] && $image_info[1];
        }

        protected function handle_image_file($file_path, $file) {
            $failed_versions = array();
            foreach($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);
                    }
                } else {
                    $failed_versions[] = $version;
                }
            }
            switch (count($failed_versions)) {
                case 0:
                    break;
                case 1:
                    $file->error = 'Failed to create scaled version: '
                    .$failed_versions[0];
                    break;
                default:
                    $file->error = 'Failed to create scaled versions: '
                    .implode($failed_versions,', ');
            }
            // Free memory:
            $this->destroy_image_object($file_path);
        }

        protected function handle_file_upload($uploaded_file, $name, $size, $type, $error, $index = null, $content_range = null)
        {

            $tbl = new Zend_Db_Table(array('name' => 'f_files', 'primary' => 'f_id'));

            $file = new stdClass();
            $file->name = $this->get_file_name($name, $type, $index, $content_range);
            $file->size = $this->fix_integer_overflow(intval($size));
            $file->type = $type;

            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)) {
                    mkdir($upload_dir, $this->options['mkdir_mode'], true);
                }

                $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, 'r'),
                            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', 'r'),
                        $append_file ? FILE_APPEND : 0
                    );
                }

                $file_size = $this->get_file_size($file_path, $append_file);

                if ($file_size === $file->size) {
                    $file->url = $this->get_download_url($file->name);
                    if ($this->is_valid_image_file($file_path)) {
                        $this->handle_image_file($file_path, $file);
                    }
                } else {
                    $file->size = $file_size;
                    if (!$content_range && $this->options['discard_aborted_uploads']) {
                        unlink($file_path);
                        $file->error = 'abort';
                    }
                }
                $this->set_additional_file_properties($file);

                //Update DB
                $row = $tbl->createRow();
                if($row) {

                    $row->f_ucid = @$_REQUEST['upload_ucid'];
                    $row->f_uid = @$_REQUEST['upload_id'];
                    $row->f_name = $file->name;
                    $row->f_size = $file->size;
                    $row->f_type = $file->type;
                    $row->save();

                }


            }
            return $file;
        }

        protected function readfile($file_path) {
            $file_size = $this->get_file_size($file_path);
            $chunk_size = $this->options['readfile_chunk_size'];
            if ($chunk_size && $file_size > $chunk_size) {
                $handle = fopen($file_path, 'rb');
                while (!feof($handle)) {
                    echo fread($handle, $chunk_size);
                    ob_flush();
                    flush();
                }
                fclose($handle);
                return $file_size;
            }
            return readfile($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-'.(
                            $this->fix_integer_overflow(intval($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_singular_param_name() {
            return substr($this->options['param_name'], 0, -1);
        }

        protected function get_file_name_param() {
            $name = $this->get_singular_param_name();
            return isset($_GET[$name]) ? basename(stripslashes($_GET[$name])) : null;
        }

        protected function get_file_names_params() {
            $params = isset($_GET[$this->options['param_name']]) ?
            $_GET[$this->options['param_name']] : array();
            foreach ($params as $key => $value) {
                $params[$key] = basename(stripslashes($value));
            }
            return $params;
        }

        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 download() {
            switch ($this->options['download_via_php']) {
                case 1:
                    $redirect_header = null;
                    break;
                case 2:
                    $redirect_header = 'X-Sendfile';
                    break;
                case 3:
                    $redirect_header = 'X-Accel-Redirect';
                    break;
                default:
                    return $this->header('HTTP/1.1 403 Forbidden');
            }
            $file_name = $this->get_file_name_param();
            if (!$this->is_valid_file_object($file_name)) {
                return $this->header('HTTP/1.1 404 Not Found');
            }
            if ($redirect_header) {
                return $this->header(
                    $redirect_header.': '.$this->get_download_url(
                        $file_name,
                        $this->get_version_param(),
                        true
                    )
                );
            }
            $file_path = $this->get_upload_path($file_name, $this->get_version_param());
          …