fileinputunclouder.php

<?php
namespace Bitrix\Main\UI;
use \Bitrix\Main\Security\Sign\Signer;
 
class FileInputUnclouder
{
    protected $id;
    protected $signature;
    protected $file;
    protected static $salt = "fileinput";
 
    public static function getSrc($file = array())
    {
        $src = $file['SRC'];
        if ($file['HANDLER_ID'] > 0)
        {
            $src = "/".\COption::GetOptionString("main", "upload_dir", "upload")."/".$file["SUBDIR"]."/".$file["FILE_NAME"];
            $path = $_SERVER["DOCUMENT_ROOT"].$src;
            if (!(is_file($path) && file_exists($path)))
            {
                $sign = new Signer();
                $s = $sign->sign($file["ID"], self::$salt);
                $src = \COption::GetOptionString("main.fileinput", "entryPointUrl", "/bitrix/tools/upload.php")."?".
                    http_build_query(array(
                    "action" => "uncloud",
                    "file" => $file["ID"],
                    "signature" => $s
                ));
            }
        }
        else
        {
            $src = \Bitrix\Main\IO\Path::convertLogicalToUri($src);
        }
        return $src;
    }
 
    public static function getSrcWithResize($file = array(), $size = array())
    {
        $file1 = \CFile::ResizeImageGet($file["ID"], $size, BX_RESIZE_IMAGE_PROPORTIONAL, false);
        $src = $file1['src'];
        if ($file['HANDLER_ID'] > 0)
        {
            $src = "/".\COption::GetOptionString("main", "upload_dir", "upload")."/".$file["SUBDIR"]."/".$file["FILE_NAME"];
            $path = $_SERVER["DOCUMENT_ROOT"].$src;
            if (!(is_file($path) && file_exists($path)))
            {
                $sign = new Signer();
                $s = $sign->sign($file["ID"] . "x" . $size["width"]. "x" . $size["height"], self::$salt);
                $src = \COption::GetOptionString("main.fileinput", "entryPointUrl", "/bitrix/tools/upload.php")."?".
                    http_build_query(array(
                    "action" => "uncloud",
                    "mode" => "resize",
                    "file" => $file["ID"],
                    "width" => $size["width"],
                    "height" => $size["height"],
                    "signature" => $s
                ));
            }
        }
        else
        {
            $src = \Bitrix\Main\IO\Path::convertLogicalToUri($src);
        }
        return $src;
    }
 
 
    public function setValue($id)
    {
        $this->id = (int) $id;
        return $this;
    }
 
    public function setSignature($signature)
    {
        $this->signature = $signature;
        return $this;
    }
 
    protected function check($params = array())
    {
        $sign = new Signer;
 
        $str = (string) $sign->unsign($this->signature, self::$salt);
        $str2 = (string) $this->id;
 
        if (is_array($params) && array_key_exists("width", $params) && $params["width"] > 0 && array_key_exists("height", $params) && $params["height"] > 0)
        {
            $str2 = $this->id . "x" . $params["width"] . "x" . $params["height"];
        }
        return ($str == $str2);
    }
 
    public function exec($mode = "basic", $params = array())
    {
        $res = $this->check($params);
        if ($this->check($params))
        {
            $this->file = \CFile::getFileArray($this->id);
            if ($mode == "resize")
            {
                $file = \CFile::ResizeImageGet($this->file, $params, BX_RESIZE_IMAGE_PROPORTIONAL, true, false, true);
                if ($file)
                {
                    $this->file["SRC"] = $file["src"];
                    $this->file["WIDTH"] = $file["width"];
                    $this->file["HEIGHT"] = $file["height"];
                    $this->file["FILE_SIZE"] = $file["size"];
                }
            }
            \CFile::ViewByUser($this->file, array("force_download" => false, "cache_time" => 0));
        }
    }
}