AdminCustomTextImport.php

<?php
/*
 SPDX-FileCopyrightText: © 2025 Harshit Gandhi <gandhiharshit716@gmail.com>
 SPDX-FileCopyrightText: © Fossology contributors
 
 SPDX-License-Identifier: GPL-2.0-only
*/
 
namespace Fossology\UI\Page;
 
use Fossology\Lib\Application\CustomTextImport;
use Fossology\Lib\Auth\Auth;
use Fossology\Lib\Plugin\DefaultPlugin;
use Symfony\Component\HttpFoundation\File\UploadedFile;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
 
class AdminCustomTextImport extends DefaultPlugin
{
  const NAME = "admin_custom_text_import";
  const KEY_UPLOAD_MAX_FILESIZE = 'upload_max_filesize';
  const FILE_INPUT_NAME = 'file_input';
  const MAX_IMPORT_BYTES = 5242880; // 5 MB
 
  protected $customTextImport;
 
  function __construct()
  {
    parent::__construct(self::NAME, array(
      self::TITLE => "Import Custom Text (CSV/JSON)",
      self::MENU_LIST => "Admin::Text Management::Import::CSV/JSON Import",
      self::REQUIRES_LOGIN => true,
      self::PERMISSION => Auth::PERM_ADMIN
    ));
    $this->customTextImport = $GLOBALS['container']->get('app.custom_text_import');
  }
 
  protected function handle(Request $request)
  {
    $vars = array();
 
    if ($request->isMethod('POST')) {
      $uploadFile = $request->files->get(self::FILE_INPUT_NAME);
      $delimiter = $request->get('delimiter') ?: ',';
      $enclosure = $request->get('enclosure') ?: '"';
      $vars['message'] = $this->handleFileUpload($uploadFile, $delimiter, $enclosure)[1];
    }
 
    $vars[self::KEY_UPLOAD_MAX_FILESIZE] = ini_get(self::KEY_UPLOAD_MAX_FILESIZE);
    $vars['baseUrl'] = $request->getBaseUrl();
    $vars['custom_text_import'] = true;
 
    return $this->render("admin_custom_text_import.html.twig", $this->mergeWithDefault($vars));
  }
 
  public function handleFileUpload($uploadedFile, $delimiter = ',', $enclosure = '"')
  {
    $errMsg = '';
    if (!($uploadedFile instanceof UploadedFile)) {
      $errMsg = _("No file selected");
    } elseif ($uploadedFile->getError() !== UPLOAD_ERR_OK) {
      $errMsg = $uploadedFile->getErrorMessage();
    } elseif ($uploadedFile->getSize() == 0 && $uploadedFile->getError() == 0) {
      $errMsg = _("Larger than upload_max_filesize ") .
        ini_get(self::KEY_UPLOAD_MAX_FILESIZE);
    } elseif ($uploadedFile->getSize() > self::MAX_IMPORT_BYTES) {
      $errMsg = _("File exceeds maximum allowed size of 5 MB");
    } elseif ($uploadedFile->getClientOriginalExtension() != 'csv'
      && $uploadedFile->getClientOriginalExtension() != 'json') {
      $errMsg = _('Invalid file extension ') .
        $uploadedFile->getClientOriginalExtension() . ' of file ' .
        $uploadedFile->getClientOriginalName();
    }
    if (!empty($errMsg)) {
      return array(false, $errMsg, 400);
    }
    $this->customTextImport->setDelimiter($delimiter);
    $this->customTextImport->setEnclosure($enclosure);
 
    return array(true, $this->customTextImport->handleFile($uploadedFile->getRealPath(), $uploadedFile->getClientOriginalExtension()), 200);
  }
}
 
register_plugin(new AdminCustomTextImport());