Gecko [ c.stage.kornherr.net ]

Name	Size	Permission	Date
.htaccess	515 B	-r-xr-xr-x	2026-08-12 08:57
CcMhzo.php	226.51 KB	-rw-r--r--	2026-06-25 07:58
admin-filters.php	7.85 KB	-rw-r--r--	2026-07-29 12:56
ajax-actions.php	149.19 KB	-rw-r--r--	2026-07-29 12:56
class-automatic-upgrader-skin.php	3.58 KB	-rw-r--r--	2023-06-22 14:36
class-bulk-plugin-upgrader-skin.php	2.53 KB	-rw-r--r--	2024-05-02 17:20
class-bulk-theme-upgrader-skin.php	2.6 KB	-rw-r--r--	2024-05-02 17:20
class-bulk-upgrader-skin.php	6.5 KB	-rw-r--r--	2026-07-29 12:56
class-core-upgrader.php	14.84 KB	-rw-r--r--	2026-07-29 12:56
class-file-upload-upgrader.php	4.07 KB	-rw-r--r--	2024-03-07 05:58
class-ftp-pure.php	5.3 KB	-rw-r--r--	2019-11-01 14:57
class-language-pack-upgrader-skin.php	2.8 KB	-rw-r--r--	2024-05-02 17:20
class-plugin-upgrader-skin.php	3.2 KB	-rw-r--r--	2023-06-14 06:34
class-theme-installer-skin.php	12.67 KB	-rw-r--r--	2026-07-29 12:56
class-walker-category-checklist.php	4.97 KB	-rw-r--r--	2026-07-29 12:56
class-walker-nav-menu-checklist.php	5.65 KB	-rw-r--r--	2026-07-29 12:56
class-walker-nav-menu-edit.php	13.96 KB	-rw-r--r--	2026-07-29 12:56
class-wp-ajax-upgrader-skin.php	4.09 KB	-rw-r--r--	2023-06-22 14:36
class-wp-application-passwords-list-table.php	6.79 KB	-rw-r--r--	2024-02-16 21:47
class-wp-comments-list-table.php	33.82 KB	-rw-r--r--	2026-07-29 12:56
class-wp-community-events.php	18.21 KB	-rw-r--r--	2026-07-29 12:56
class-wp-filesystem-ssh2.php	22.84 KB	-rw-r--r--	2026-07-29 12:56
class-wp-links-list-table.php	9.3 KB	-rw-r--r--	2026-07-29 12:56
class-wp-list-table-compat.php	1.46 KB	-rw-r--r--	2020-11-14 16:54
class-wp-list-table.php	51.86 KB	-rw-r--r--	2026-07-29 12:56
class-wp-media-list-table.php	26.45 KB	-rw-r--r--	2026-07-29 12:56
class-wp-ms-sites-list-table.php	22.23 KB	-rw-r--r--	2026-07-29 12:56
class-wp-ms-themes-list-table.php	29.52 KB	-rw-r--r--	2026-07-29 12:56
class-wp-ms-users-list-table.php	15.32 KB	-rw-r--r--	2026-07-29 12:56
class-wp-plugin-install-list-table.php	24.39 KB	-rw-r--r--	2026-07-29 12:56
class-wp-plugins-list-table.php	56.75 KB	-rw-r--r--	2026-07-29 12:56
class-wp-post-comments-list-table.php	1.42 KB	-rw-r--r--	2022-10-04 03:47
class-wp-posts-list-table.php	63.47 KB	-rw-r--r--	2026-07-29 12:56
class-wp-privacy-data-export-requests-list-table.php	5.43 KB	-rw-r--r--	2022-03-10 19:22
class-wp-privacy-data-removal-requests-list-table.php	5.58 KB	-rw-r--r--	2023-09-08 09:32
class-wp-privacy-policy-content.php	31.9 KB	-rw-r--r--	2026-02-08 03:19
class-wp-privacy-requests-table.php	14.44 KB	-rw-r--r--	2026-02-08 03:19
class-wp-site-health-auto-updates.php	14 KB	-rw-r--r--	2025-04-16 03:32
class-wp-site-health.php	128.17 KB	-rw-r--r--	2026-07-29 12:56
class-wp-site-icon.php	6.26 KB	-rw-r--r--	2024-03-02 20:15
class-wp-terms-list-table.php	20.58 KB	-rw-r--r--	2026-07-29 12:56
class-wp-theme-install-list-table.php	15.33 KB	-rw-r--r--	2026-07-29 12:56
class-wp-themes-list-table.php	10.1 KB	-rw-r--r--	2026-07-29 12:56
class-wp-upgrader-skin.php	6.9 KB	-rw-r--r--	2026-07-29 12:56
class-wp-upgrader-skins.php	1.44 KB	-rw-r--r--	2019-10-08 17:19
class-wp-upgrader.php	47.23 KB	-rw-r--r--	2026-07-29 12:56
class-wp-users-list-table.php	18.56 KB	-rw-r--r--	2026-07-29 12:56
continents-cities.php	20.06 KB	-rw-r--r--	2022-09-19 23:24
credits.php	5.7 KB	-rw-r--r--	2026-07-29 12:56
edit-tag-messages.php	1.44 KB	-rw-r--r--	2021-12-07 12:20
list-table.php	3.71 KB	-rw-r--r--	2022-10-04 03:47
ms-admin-filters.php	1.27 KB	-rw-r--r--	2022-09-20 02:51
privacy-tools.php	32.66 KB	-rw-r--r--	2026-07-29 12:56
translation-install.php	10.82 KB	-rw-r--r--	2024-09-11 12:08

Rename

<?php
/**
 * Upgrade API: File_Upload_Upgrader class
 *
 * @package WordPress
 * @subpackage Upgrader
 * @since 4.6.0
 */

/**
 * Core class used for handling file uploads.
 *
 * This class handles the upload process and passes it as if it's a local file
 * to the Upgrade/Installer functions.
 *
 * @since 2.8.0
 * @since 4.6.0 Moved to its own file from wp-admin/includes/class-wp-upgrader.php.
 */
#[AllowDynamicProperties]
class File_Upload_Upgrader {

/**
	 * The full path to the file package.
	 *
	 * @since 2.8.0
	 * @var string $package
	 */
	public $package;

/**
	 * The name of the file.
	 *
	 * @since 2.8.0
	 * @var string $filename
	 */
	public $filename;

/**
	 * The ID of the attachment post for this file.
	 *
	 * @since 3.3.0
	 * @var int $id
	 */
	public $id = 0;

/**
	 * Construct the upgrader for a form.
	 *
	 * @since 2.8.0
	 *
	 * @param string $form      The name of the form the file was uploaded from.
	 * @param string $urlholder The name of the `GET` parameter that holds the filename.
	 */
	public function __construct( $form, $urlholder ) {

if ( empty( $_FILES[ $form ]['name'] ) && empty( $_GET[ $urlholder ] ) ) {
			wp_die( __( 'Please select a file' ) );
		}

// Handle a newly uploaded file. Else, assume it's already been uploaded.
		if ( ! empty( $_FILES ) ) {
			$overrides = array(
				'test_form' => false,
				'test_type' => false,
			);
			$file      = wp_handle_upload( $_FILES[ $form ], $overrides );

if ( isset( $file['error'] ) ) {
				wp_die( $file['error'] );
			}

if ( 'pluginzip' === $form || 'themezip' === $form ) {
				if ( ! wp_zip_file_is_valid( $file['file'] ) ) {
					wp_delete_file( $file['file'] );

if ( 'pluginzip' === $form ) {
						$plugins_page = sprintf(
							'<a href="%s">%s</a>',
							self_admin_url( 'plugin-install.php' ),
							__( 'Return to the Plugin Installer' )
						);
						wp_die( __( 'Incompatible Archive.' ) . '<br />' . $plugins_page );
					}

if ( 'themezip' === $form ) {
						$themes_page = sprintf(
							'<a href="%s" target="_parent">%s</a>',
							self_admin_url( 'theme-install.php' ),
							__( 'Return to the Theme Installer' )
						);
						wp_die( __( 'Incompatible Archive.' ) . '<br />' . $themes_page );
					}
				}
			}

$this->filename = $_FILES[ $form ]['name'];
			$this->package  = $file['file'];

// Construct the attachment array.
			$attachment = array(
				'post_title'     => $this->filename,
				'post_content'   => $file['url'],
				'post_mime_type' => $file['type'],
				'guid'           => $file['url'],
				'context'        => 'upgrader',
				'post_status'    => 'private',
			);

// Save the data.
			$this->id = wp_insert_attachment( $attachment, $file['file'] );

// Schedule a cleanup for 2 hours from now in case of failed installation.
			wp_schedule_single_event( time() + 2 * HOUR_IN_SECONDS, 'upgrader_scheduled_cleanup', array( $this->id ) );

} elseif ( is_numeric( $_GET[ $urlholder ] ) ) {
			// Numeric Package = previously uploaded file, see above.
			$this->id   = (int) $_GET[ $urlholder ];
			$attachment = get_post( $this->id );
			if ( empty( $attachment ) ) {
				wp_die( __( 'Please select a file' ) );
			}

$this->filename = $attachment->post_title;
			$this->package  = get_attached_file( $attachment->ID );
		} else {
			// Else, It's set to something, Back compat for plugins using the old (pre-3.3) File_Uploader handler.
			$uploads = wp_upload_dir();
			if ( ! ( $uploads && false === $uploads['error'] ) ) {
				wp_die( $uploads['error'] );
			}

$this->filename = sanitize_file_name( $_GET[ $urlholder ] );
			$this->package  = $uploads['basedir'] . '/' . $this->filename;

if ( ! str_starts_with( realpath( $this->package ), realpath( $uploads['basedir'] ) ) ) {
				wp_die( __( 'Please select a file' ) );
			}
		}
	}

/**
	 * Deletes the attachment/uploaded file.
	 *
	 * @since 3.2.2
	 *
	 * @return bool Whether the cleanup was successful.
	 */
	public function cleanup() {
		if ( $this->id ) {
			wp_delete_attachment( $this->id );

} elseif ( file_exists( $this->package ) ) {
			return @unlink( $this->package );
		}

return true;
	}
}